debuggers.hg
annotate tools/libxl/libxl.c @ 21733:408b0b6768fc
libxl: Specify no nics to qemu when no emulated nics
qemu will default to one emulated NIC if no network configuration is
specified on the command-line. If there are no emualted NICs (i.e.,
no NICs or all NICs are PV), specify no nics to avoid getting an
emulated NIC by default.
Signed-off-by: George Dunlap <george.dunlap@eu.citrix.com>
qemu will default to one emulated NIC if no network configuration is
specified on the command-line. If there are no emualted NICs (i.e.,
no NICs or all NICs are PV), specify no nics to avoid getting an
emulated NIC by default.
Signed-off-by: George Dunlap <george.dunlap@eu.citrix.com>
| author | Ian Jackson <Ian.Jackson@eu.citrix.com> |
|---|---|
| date | Mon Jun 28 17:13:43 2010 +0100 (2010-06-28) |
| parents | dcb1cd697788 |
| children | 5338c61a8d75 |
| rev | line source |
|---|---|
| keir@20462 | 1 /* |
| keir@20462 | 2 * Copyright (C) 2009 Citrix Ltd. |
| keir@20462 | 3 * Author Vincent Hanquez <vincent.hanquez@eu.citrix.com> |
| keir@20462 | 4 * Author Stefano Stabellini <stefano.stabellini@eu.citrix.com> |
| keir@20462 | 5 * |
| keir@20462 | 6 * This program is free software; you can redistribute it and/or modify |
| keir@20462 | 7 * it under the terms of the GNU Lesser General Public License as published |
| keir@20462 | 8 * by the Free Software Foundation; version 2.1 only. with the special |
| keir@20462 | 9 * exception on linking described in file LICENSE. |
| keir@20462 | 10 * |
| keir@20462 | 11 * This program is distributed in the hope that it will be useful, |
| keir@20462 | 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| keir@20462 | 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| keir@20462 | 14 * GNU Lesser General Public License for more details. |
| keir@20462 | 15 */ |
| keir@20462 | 16 |
| keir@20513 | 17 #include "libxl_osdeps.h" |
| keir@20513 | 18 |
| keir@20462 | 19 #include <stdio.h> |
| keir@20462 | 20 #include <string.h> |
| keir@20462 | 21 #include <stdlib.h> |
| keir@20462 | 22 #include <sys/types.h> |
| keir@20462 | 23 #include <fcntl.h> |
| keir@20462 | 24 #include <sys/select.h> |
| keir@20514 | 25 #include <sys/wait.h> |
| keir@20462 | 26 #include <signal.h> |
| keir@20468 | 27 #include <unistd.h> /* for write, unlink and close */ |
| keir@20509 | 28 #include <stdint.h> |
| keir@20509 | 29 #include <inttypes.h> |
| keir@20514 | 30 #include <assert.h> |
| keir@20513 | 31 |
| keir@20462 | 32 #include "libxl.h" |
| keir@20462 | 33 #include "libxl_utils.h" |
| keir@20462 | 34 #include "libxl_internal.h" |
| keir@20462 | 35 #include "flexarray.h" |
| keir@21632 | 36 #include "tap-ctl.h" |
| keir@20462 | 37 |
| keir@20860 | 38 #define PAGE_TO_MEMKB(pages) ((pages) * 4) |
| keir@20860 | 39 |
| keir@21532 | 40 int libxl_ctx_init(struct libxl_ctx *ctx, int version, xentoollog_logger *lg) |
| keir@20462 | 41 { |
| keir@20788 | 42 if (version != LIBXL_VERSION) |
| keir@20788 | 43 return ERROR_VERSION; |
| keir@20462 | 44 memset(ctx, 0, sizeof(struct libxl_ctx)); |
| keir@21532 | 45 ctx->lg = lg; |
| keir@20462 | 46 ctx->alloc_maxsize = 256; |
| keir@20462 | 47 ctx->alloc_ptrs = calloc(ctx->alloc_maxsize, sizeof(void *)); |
| keir@20462 | 48 if (!ctx->alloc_ptrs) |
| keir@20462 | 49 return ERROR_NOMEM; |
| keir@21266 | 50 memset(&ctx->version_info, 0, sizeof(libxl_version_info)); |
| keir@20462 | 51 |
| keir@21532 | 52 ctx->xch = xc_interface_open(lg,lg,0); |
| keir@21529 | 53 if (!ctx->xch) { |
| keir@21681 | 54 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, errno, |
| keir@21681 | 55 "cannot open libxc handle"); |
| keir@20819 | 56 free(ctx->alloc_ptrs); |
| keir@20819 | 57 return ERROR_FAIL; |
| keir@20819 | 58 } |
| keir@20819 | 59 |
| keir@20462 | 60 ctx->xsh = xs_daemon_open(); |
| keir@20819 | 61 if (!ctx->xsh) { |
| keir@21681 | 62 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, errno, |
| keir@21681 | 63 "cannot connect to xenstore"); |
| keir@20819 | 64 xc_interface_close(ctx->xch); |
| keir@20819 | 65 free(ctx->alloc_ptrs); |
| keir@20819 | 66 return ERROR_FAIL; |
| keir@20819 | 67 } |
| keir@20462 | 68 return 0; |
| keir@20462 | 69 } |
| keir@20462 | 70 |
| keir@20462 | 71 int libxl_ctx_free(struct libxl_ctx *ctx) |
| keir@20462 | 72 { |
| keir@20462 | 73 libxl_free_all(ctx); |
| keir@20462 | 74 free(ctx->alloc_ptrs); |
| keir@20462 | 75 xc_interface_close(ctx->xch); |
| keir@21186 | 76 if (ctx->xsh) xs_daemon_close(ctx->xsh); |
| keir@20462 | 77 return 0; |
| keir@20462 | 78 } |
| keir@20462 | 79 |
| keir@20462 | 80 /******************************************************************************/ |
| keir@20462 | 81 |
| keir@20462 | 82 int libxl_domain_make(struct libxl_ctx *ctx, libxl_domain_create_info *info, |
| keir@20462 | 83 uint32_t *domid) |
| keir@20462 | 84 { |
| keir@21184 | 85 int flags, ret, i, rc; |
| keir@20468 | 86 char *uuid_string; |
| keir@20646 | 87 char *rw_paths[] = { "device", "device/suspend/event-channel" , "data"}; |
| keir@20462 | 88 char *ro_paths[] = { "cpu", "memory", "device", "error", "drivers", |
| keir@20646 | 89 "control", "attr", "messages" }; |
| keir@20462 | 90 char *dom_path, *vm_path, *vss_path; |
| keir@20462 | 91 struct xs_permissions roperm[2]; |
| keir@20462 | 92 struct xs_permissions rwperm[1]; |
| keir@20462 | 93 xs_transaction_t t; |
| keir@20468 | 94 xen_domain_handle_t handle; |
| keir@20462 | 95 |
| keir@21188 | 96 uuid_string = libxl_uuid2string(ctx, info->uuid); |
| keir@21188 | 97 if (!uuid_string) return ERROR_NOMEM; |
| keir@20462 | 98 |
| keir@20462 | 99 flags = info->hvm ? XEN_DOMCTL_CDF_hvm_guest : 0; |
| keir@20462 | 100 flags |= info->hap ? XEN_DOMCTL_CDF_hap : 0; |
| keir@21274 | 101 flags |= info->oos ? 0 : XEN_DOMCTL_CDF_oos_off; |
| keir@20824 | 102 *domid = -1; |
| keir@20462 | 103 |
| keir@20580 | 104 /* Ultimately, handle is an array of 16 uint8_t, same as uuid */ |
| keir@20580 | 105 memcpy(handle, info->uuid, sizeof(xen_domain_handle_t)); |
| keir@20468 | 106 |
| keir@20468 | 107 ret = xc_domain_create(ctx->xch, info->ssidref, handle, flags, domid); |
| keir@20462 | 108 if (ret < 0) { |
| keir@20512 | 109 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, ret, "domain creation fail"); |
| keir@20462 | 110 return ERROR_FAIL; |
| keir@20462 | 111 } |
| keir@20462 | 112 |
| keir@21368 | 113 ret = xc_cpupool_movedomain(ctx->xch, info->poolid, *domid); |
| keir@21368 | 114 if (ret < 0) { |
| keir@21368 | 115 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, ret, "domain move fail"); |
| keir@21368 | 116 return ERROR_FAIL; |
| keir@21368 | 117 } |
| keir@21368 | 118 |
| keir@20462 | 119 dom_path = libxl_xs_get_dompath(ctx, *domid); |
| keir@20512 | 120 if (!dom_path) |
| keir@20512 | 121 return ERROR_FAIL; |
| keir@20512 | 122 |
| keir@20462 | 123 vm_path = libxl_sprintf(ctx, "/vm/%s", uuid_string); |
| keir@20462 | 124 vss_path = libxl_sprintf(ctx, "/vss/%s", uuid_string); |
| keir@20512 | 125 if (!vm_path || !vss_path) { |
| keir@20462 | 126 XL_LOG(ctx, XL_LOG_ERROR, "cannot allocate create paths"); |
| keir@20462 | 127 return ERROR_FAIL; |
| keir@20462 | 128 } |
| keir@20462 | 129 |
| keir@20462 | 130 roperm[0].id = 0; |
| keir@20462 | 131 roperm[0].perms = XS_PERM_NONE; |
| keir@20462 | 132 roperm[1].id = *domid; |
| keir@20462 | 133 roperm[1].perms = XS_PERM_READ; |
| keir@20462 | 134 rwperm[0].id = *domid; |
| keir@20462 | 135 rwperm[0].perms = XS_PERM_NONE; |
| keir@20462 | 136 |
| keir@20462 | 137 retry_transaction: |
| keir@20462 | 138 t = xs_transaction_start(ctx->xsh); |
| keir@20462 | 139 xs_rm(ctx->xsh, t, dom_path); |
| keir@20462 | 140 xs_mkdir(ctx->xsh, t, dom_path); |
| keir@20462 | 141 xs_set_permissions(ctx->xsh, t, dom_path, roperm, ARRAY_SIZE(roperm)); |
| keir@20462 | 142 |
| keir@20462 | 143 xs_rm(ctx->xsh, t, vm_path); |
| keir@20462 | 144 xs_mkdir(ctx->xsh, t, vm_path); |
| keir@20462 | 145 xs_set_permissions(ctx->xsh, t, vm_path, roperm, ARRAY_SIZE(roperm)); |
| keir@20462 | 146 |
| keir@20462 | 147 xs_rm(ctx->xsh, t, vss_path); |
| keir@20462 | 148 xs_mkdir(ctx->xsh, t, vss_path); |
| keir@20462 | 149 xs_set_permissions(ctx->xsh, t, vss_path, rwperm, ARRAY_SIZE(rwperm)); |
| keir@20462 | 150 |
| keir@20462 | 151 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/vm", dom_path), vm_path, strlen(vm_path)); |
| keir@20462 | 152 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/vss", dom_path), vss_path, strlen(vss_path)); |
| keir@21184 | 153 rc = libxl_domain_rename(ctx, *domid, 0, info->name, t); |
| keir@21184 | 154 if (rc) return rc; |
| keir@20462 | 155 |
| keir@20462 | 156 for (i = 0; i < ARRAY_SIZE(rw_paths); i++) { |
| keir@20462 | 157 char *path = libxl_sprintf(ctx, "%s/%s", dom_path, rw_paths[i]); |
| keir@20462 | 158 xs_mkdir(ctx->xsh, t, path); |
| keir@20462 | 159 xs_set_permissions(ctx->xsh, t, path, rwperm, ARRAY_SIZE(rwperm)); |
| keir@20462 | 160 libxl_free(ctx, path); |
| keir@20462 | 161 } |
| keir@20462 | 162 for (i = 0; i < ARRAY_SIZE(ro_paths); i++) { |
| keir@20462 | 163 char *path = libxl_sprintf(ctx, "%s/%s", dom_path, ro_paths[i]); |
| keir@20462 | 164 xs_mkdir(ctx->xsh, t, path); |
| keir@20462 | 165 xs_set_permissions(ctx->xsh, t, path, roperm, ARRAY_SIZE(roperm)); |
| keir@20462 | 166 libxl_free(ctx, path); |
| keir@20462 | 167 } |
| keir@20462 | 168 |
| keir@20462 | 169 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/uuid", vm_path), uuid_string, strlen(uuid_string)); |
| keir@20462 | 170 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/name", vm_path), info->name, strlen(info->name)); |
| keir@21389 | 171 if (info->poolname) |
| keir@21389 | 172 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/pool_name", vm_path), info->poolname, strlen(info->poolname)); |
| keir@20462 | 173 |
| keir@20462 | 174 libxl_xs_writev(ctx, t, dom_path, info->xsdata); |
| keir@20462 | 175 libxl_xs_writev(ctx, t, libxl_sprintf(ctx, "%s/platform", dom_path), info->platformdata); |
| keir@20462 | 176 |
| keir@20462 | 177 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/control/platform-feature-multiprocessor-suspend", dom_path), "1", 1); |
| keir@20462 | 178 |
| keir@20462 | 179 if (!xs_transaction_end(ctx->xsh, t, 0)) |
| keir@20462 | 180 if (errno == EAGAIN) |
| keir@20462 | 181 goto retry_transaction; |
| keir@20462 | 182 return 0; |
| keir@20462 | 183 } |
| keir@20462 | 184 |
| keir@21184 | 185 int libxl_domain_rename(struct libxl_ctx *ctx, uint32_t domid, |
| keir@21184 | 186 const char *old_name, const char *new_name, |
| keir@21184 | 187 xs_transaction_t trans) { |
| keir@21184 | 188 char *dom_path = 0; |
| keir@21184 | 189 const char *name_path; |
| keir@21184 | 190 char *got_old_name; |
| keir@21184 | 191 unsigned int got_old_len; |
| keir@21184 | 192 xs_transaction_t our_trans = 0; |
| keir@21184 | 193 int rc; |
| keir@21184 | 194 |
| keir@21184 | 195 dom_path = libxl_xs_get_dompath(ctx, domid); |
| keir@21184 | 196 if (!dom_path) goto x_nomem; |
| keir@21184 | 197 |
| keir@21184 | 198 name_path= libxl_sprintf(ctx, "%s/name", dom_path); |
| keir@21184 | 199 if (!name_path) goto x_nomem; |
| keir@21184 | 200 |
| keir@21184 | 201 retry_transaction: |
| keir@21184 | 202 if (!trans) { |
| keir@21184 | 203 trans = our_trans = xs_transaction_start(ctx->xsh); |
| keir@21184 | 204 if (!our_trans) { |
| keir@21184 | 205 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, errno, |
| keir@21184 | 206 "create xs transaction for domain (re)name"); |
| keir@21184 | 207 goto x_fail; |
| keir@21184 | 208 } |
| keir@21184 | 209 } |
| keir@21184 | 210 |
| keir@21184 | 211 if (old_name) { |
| keir@21184 | 212 got_old_name = xs_read(ctx->xsh, trans, name_path, &got_old_len); |
| keir@21184 | 213 if (!got_old_name) { |
| keir@21184 | 214 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, errno, "check old name" |
| keir@21184 | 215 " for domain %"PRIu32" allegedly named `%s'", |
| keir@21184 | 216 domid, old_name); |
| keir@21184 | 217 goto x_fail; |
| keir@21184 | 218 } |
| keir@21184 | 219 if (strcmp(old_name, got_old_name)) { |
| keir@21184 | 220 XL_LOG(ctx, XL_LOG_ERROR, "domain %"PRIu32" allegedly named " |
| keir@21184 | 221 "`%s' is actually named `%s' - racing ?", |
| keir@21184 | 222 domid, old_name, got_old_name); |
| keir@21184 | 223 free(got_old_name); |
| keir@21184 | 224 goto x_fail; |
| keir@21184 | 225 } |
| keir@21184 | 226 free(got_old_name); |
| keir@21184 | 227 } |
| keir@21184 | 228 if (!xs_write(ctx->xsh, trans, name_path, |
| keir@21184 | 229 new_name, strlen(new_name))) { |
| keir@21184 | 230 XL_LOG(ctx, XL_LOG_ERROR, "failed to write new name `%s'" |
| keir@21184 | 231 " for domain %"PRIu32" previously named `%s'", |
| keir@21531 | 232 new_name, domid, old_name); |
| keir@21184 | 233 goto x_fail; |
| keir@21184 | 234 } |
| keir@21184 | 235 |
| keir@21184 | 236 if (our_trans) { |
| keir@21184 | 237 if (!xs_transaction_end(ctx->xsh, our_trans, 0)) { |
| keir@21184 | 238 trans = our_trans = 0; |
| keir@21184 | 239 if (errno != EAGAIN) { |
| keir@21184 | 240 XL_LOG(ctx, XL_LOG_ERROR, "failed to commit new name `%s'" |
| keir@21184 | 241 " for domain %"PRIu32" previously named `%s'", |
| keir@21531 | 242 new_name, domid, old_name); |
| keir@21184 | 243 goto x_fail; |
| keir@21184 | 244 } |
| keir@21184 | 245 XL_LOG(ctx, XL_LOG_DEBUG, "need to retry rename transaction" |
| keir@21184 | 246 " for domain %"PRIu32" (name_path=\"%s\", new_name=\"%s\")", |
| keir@21184 | 247 domid, name_path, new_name); |
| keir@21184 | 248 goto retry_transaction; |
| keir@21184 | 249 } |
| keir@21184 | 250 our_trans = 0; |
| keir@21184 | 251 } |
| keir@21184 | 252 |
| keir@21184 | 253 rc = 0; |
| keir@21184 | 254 x_rc: |
| keir@21184 | 255 if (dom_path) libxl_free(ctx, dom_path); |
| keir@21184 | 256 if (our_trans) xs_transaction_end(ctx->xsh, our_trans, 1); |
| keir@21184 | 257 return rc; |
| keir@21184 | 258 |
| keir@21184 | 259 x_fail: rc = ERROR_FAIL; goto x_rc; |
| keir@21184 | 260 x_nomem: rc = ERROR_NOMEM; goto x_rc; |
| keir@21184 | 261 } |
| keir@21184 | 262 |
| keir@20516 | 263 int libxl_domain_build(struct libxl_ctx *ctx, libxl_domain_build_info *info, uint32_t domid, libxl_domain_build_state *state) |
| keir@20462 | 264 { |
| keir@20462 | 265 char **vments = NULL, **localents = NULL; |
| keir@21438 | 266 struct timeval start_time; |
| keir@20829 | 267 int i, ret; |
| keir@20829 | 268 |
| keir@20829 | 269 ret = build_pre(ctx, domid, info, state); |
| keir@20829 | 270 if (ret) goto out; |
| keir@20462 | 271 |
| keir@21438 | 272 gettimeofday(&start_time, NULL); |
| keir@21438 | 273 |
| keir@20462 | 274 if (info->hvm) { |
| keir@20829 | 275 ret = build_hvm(ctx, domid, info, state); |
| keir@20829 | 276 if (ret) goto out; |
| keir@20829 | 277 |
| keir@21438 | 278 vments = libxl_calloc(ctx, 7, sizeof(char *)); |
| keir@20516 | 279 vments[0] = "rtc/timeoffset"; |
| keir@20516 | 280 vments[1] = (info->u.hvm.timeoffset) ? info->u.hvm.timeoffset : ""; |
| keir@20516 | 281 vments[2] = "image/ostype"; |
| keir@20516 | 282 vments[3] = "hvm"; |
| keir@21438 | 283 vments[4] = "start_time"; |
| keir@21438 | 284 vments[5] = libxl_sprintf(ctx, "%lu.%02d", start_time.tv_sec,(int)start_time.tv_usec/10000); |
| keir@20462 | 285 } else { |
| keir@20829 | 286 ret = build_pv(ctx, domid, info, state); |
| keir@20829 | 287 if (ret) goto out; |
| keir@20829 | 288 |
| keir@21438 | 289 vments = libxl_calloc(ctx, 11, sizeof(char *)); |
| keir@20578 | 290 i = 0; |
| keir@20578 | 291 vments[i++] = "image/ostype"; |
| keir@20578 | 292 vments[i++] = "linux"; |
| keir@20578 | 293 vments[i++] = "image/kernel"; |
| keir@20578 | 294 vments[i++] = (char*) info->kernel; |
| keir@21438 | 295 vments[i++] = "start_time"; |
| keir@21438 | 296 vments[i++] = libxl_sprintf(ctx, "%lu.%02d", start_time.tv_sec,(int)start_time.tv_usec/10000); |
| keir@20578 | 297 if (info->u.pv.ramdisk) { |
| keir@20578 | 298 vments[i++] = "image/ramdisk"; |
| keir@20578 | 299 vments[i++] = (char*) info->u.pv.ramdisk; |
| keir@20578 | 300 } |
| keir@20578 | 301 if (info->u.pv.cmdline) { |
| keir@20578 | 302 vments[i++] = "image/cmdline"; |
| keir@20578 | 303 vments[i++] = (char*) info->u.pv.cmdline; |
| keir@20578 | 304 } |
| keir@20462 | 305 } |
| keir@20829 | 306 ret = build_post(ctx, domid, info, state, vments, localents); |
| keir@20829 | 307 out: |
| keir@20829 | 308 return ret; |
| keir@20462 | 309 } |
| keir@20462 | 310 |
| keir@20462 | 311 int libxl_domain_restore(struct libxl_ctx *ctx, libxl_domain_build_info *info, |
| keir@20565 | 312 uint32_t domid, int fd, libxl_domain_build_state *state, |
| keir@20565 | 313 libxl_device_model_info *dm_info) |
| keir@20462 | 314 { |
| keir@20462 | 315 char **vments = NULL, **localents = NULL; |
| keir@21438 | 316 struct timeval start_time; |
| keir@21183 | 317 int i, ret, esave, flags; |
| keir@20462 | 318 |
| keir@20829 | 319 ret = build_pre(ctx, domid, info, state); |
| keir@20829 | 320 if (ret) goto out; |
| keir@20829 | 321 |
| keir@20829 | 322 ret = restore_common(ctx, domid, info, state, fd); |
| keir@20829 | 323 if (ret) goto out; |
| keir@20829 | 324 |
| keir@21438 | 325 gettimeofday(&start_time, NULL); |
| keir@21438 | 326 |
| keir@20462 | 327 if (info->hvm) { |
| keir@21438 | 328 vments = libxl_calloc(ctx, 7, sizeof(char *)); |
| keir@20516 | 329 vments[0] = "rtc/timeoffset"; |
| keir@20516 | 330 vments[1] = (info->u.hvm.timeoffset) ? info->u.hvm.timeoffset : ""; |
| keir@20565 | 331 vments[2] = "image/ostype"; |
| keir@20565 | 332 vments[3] = "hvm"; |
| keir@21438 | 333 vments[4] = "start_time"; |
| keir@21438 | 334 vments[5] = libxl_sprintf(ctx, "%lu.%02d", start_time.tv_sec,(int)start_time.tv_usec/10000); |
| keir@20462 | 335 } else { |
| keir@21438 | 336 vments = libxl_calloc(ctx, 11, sizeof(char *)); |
| keir@20627 | 337 i = 0; |
| keir@20627 | 338 vments[i++] = "image/ostype"; |
| keir@20627 | 339 vments[i++] = "linux"; |
| keir@20627 | 340 vments[i++] = "image/kernel"; |
| keir@20627 | 341 vments[i++] = (char*) info->kernel; |
| keir@21438 | 342 vments[i++] = "start_time"; |
| keir@21438 | 343 vments[i++] = libxl_sprintf(ctx, "%lu.%02d", start_time.tv_sec,(int)start_time.tv_usec/10000); |
| keir@20627 | 344 if (info->u.pv.ramdisk) { |
| keir@20627 | 345 vments[i++] = "image/ramdisk"; |
| keir@20627 | 346 vments[i++] = (char*) info->u.pv.ramdisk; |
| keir@20627 | 347 } |
| keir@20627 | 348 if (info->u.pv.cmdline) { |
| keir@20627 | 349 vments[i++] = "image/cmdline"; |
| keir@20627 | 350 vments[i++] = (char*) info->u.pv.cmdline; |
| keir@20627 | 351 } |
| keir@20462 | 352 } |
| keir@20829 | 353 ret = build_post(ctx, domid, info, state, vments, localents); |
| keir@20829 | 354 if (ret) goto out; |
| keir@20829 | 355 |
| keir@21417 | 356 dm_info->saved_state = NULL; |
| keir@21417 | 357 if (info->hvm) { |
| keir@21417 | 358 ret = asprintf(&dm_info->saved_state, |
| keir@21417 | 359 "/var/lib/xen/qemu-save.%d", domid); |
| keir@21417 | 360 ret = (ret < 0) ? ERROR_FAIL : 0; |
| keir@21417 | 361 } |
| keir@21417 | 362 |
| keir@20829 | 363 out: |
| keir@21183 | 364 esave = errno; |
| keir@21183 | 365 |
| keir@21183 | 366 flags = fcntl(fd, F_GETFL); |
| keir@21183 | 367 if (flags == -1) { |
| keir@21183 | 368 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "unable to get flags on restore fd"); |
| keir@21183 | 369 } else { |
| keir@21183 | 370 flags &= ~O_NONBLOCK; |
| keir@21183 | 371 if (fcntl(fd, F_SETFL, flags) == -1) |
| keir@21183 | 372 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "unable to put restore fd" |
| keir@21183 | 373 " back to blocking mode"); |
| keir@21183 | 374 } |
| keir@21183 | 375 |
| keir@21183 | 376 errno = esave; |
| keir@20829 | 377 return ret; |
| keir@20462 | 378 } |
| keir@20462 | 379 |
| keir@20629 | 380 int libxl_domain_resume(struct libxl_ctx *ctx, uint32_t domid) |
| keir@20629 | 381 { |
| keir@20629 | 382 if (is_hvm(ctx, domid)) { |
| keir@20629 | 383 XL_LOG(ctx, XL_LOG_DEBUG, "Called domain_resume on " |
| keir@20629 | 384 "non-cooperative hvm domain %u", domid); |
| keir@20629 | 385 return ERROR_NI; |
| keir@20629 | 386 } |
| keir@20629 | 387 if (xc_domain_resume(ctx->xch, domid, 1)) { |
| keir@20629 | 388 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, |
| keir@20629 | 389 "xc_domain_resume failed for domain %u", |
| keir@20629 | 390 domid); |
| keir@20629 | 391 return ERROR_FAIL; |
| keir@20629 | 392 } |
| keir@20629 | 393 if (!xs_resume_domain(ctx->xsh, domid)) { |
| keir@20629 | 394 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, |
| keir@20629 | 395 "xs_resume_domain failed for domain %u", |
| keir@20629 | 396 domid); |
| keir@20629 | 397 return ERROR_FAIL; |
| keir@20629 | 398 } |
| keir@20629 | 399 return 0; |
| keir@20629 | 400 } |
| keir@20629 | 401 |
| keir@21189 | 402 static void xcinfo2xlinfo(const xc_domaininfo_t *xcinfo, |
| keir@21189 | 403 struct libxl_dominfo *xlinfo) { |
| keir@21189 | 404 memcpy(&(xlinfo->uuid), xcinfo->handle, sizeof(xen_domain_handle_t)); |
| keir@21189 | 405 xlinfo->domid = xcinfo->domain; |
| keir@21189 | 406 |
| keir@21189 | 407 if (xcinfo->flags & XEN_DOMINF_dying) |
| keir@21189 | 408 xlinfo->dying = 1; |
| keir@21189 | 409 else if (xcinfo->flags & XEN_DOMINF_paused) |
| keir@21189 | 410 xlinfo->paused = 1; |
| keir@21189 | 411 else if (xcinfo->flags & XEN_DOMINF_blocked || |
| keir@21189 | 412 xcinfo->flags & XEN_DOMINF_running) |
| keir@21189 | 413 xlinfo->running = 1; |
| keir@21189 | 414 xlinfo->max_memkb = PAGE_TO_MEMKB(xcinfo->tot_pages); |
| keir@21189 | 415 xlinfo->cpu_time = xcinfo->cpu_time; |
| keir@21189 | 416 xlinfo->vcpu_max_id = xcinfo->max_vcpu_id; |
| keir@21189 | 417 xlinfo->vcpu_online = xcinfo->nr_online_vcpus; |
| keir@21189 | 418 } |
| keir@21189 | 419 |
| keir@20860 | 420 struct libxl_dominfo * libxl_list_domain(struct libxl_ctx *ctx, int *nb_domain) |
| keir@20462 | 421 { |
| keir@20462 | 422 struct libxl_dominfo *ptr; |
| keir@20867 | 423 int i, ret; |
| keir@20822 | 424 xc_domaininfo_t info[1024]; |
| keir@20822 | 425 int size = 1024; |
| keir@20462 | 426 |
| keir@20516 | 427 ptr = calloc(size, sizeof(struct libxl_dominfo)); |
| keir@21189 | 428 if (!ptr) return NULL; |
| keir@20822 | 429 |
| keir@20860 | 430 ret = xc_domain_getinfolist(ctx->xch, 0, 1024, info); |
| keir@21189 | 431 if (ret<0) return NULL; |
| keir@20784 | 432 |
| keir@21189 | 433 for (i = 0; i < ret; i++) { |
| keir@21189 | 434 xcinfo2xlinfo(&info[i], &ptr[i]); |
| keir@20462 | 435 } |
| keir@20867 | 436 *nb_domain = ret; |
| keir@20462 | 437 return ptr; |
| keir@20462 | 438 } |
| keir@20462 | 439 |
| keir@21189 | 440 int libxl_domain_info(struct libxl_ctx *ctx, struct libxl_dominfo *info_r, |
| keir@21189 | 441 uint32_t domid) { |
| keir@21189 | 442 xc_domaininfo_t xcinfo; |
| keir@21189 | 443 int ret; |
| keir@21189 | 444 |
| keir@21189 | 445 ret = xc_domain_getinfolist(ctx->xch, domid, 1, &xcinfo); |
| keir@21189 | 446 if (ret<0) return ERROR_FAIL; |
| keir@21189 | 447 if (ret==0 || xcinfo.domain != domid) return ERROR_INVAL; |
| keir@21189 | 448 |
| keir@21189 | 449 xcinfo2xlinfo(&xcinfo, info_r); |
| keir@21189 | 450 return 0; |
| keir@21189 | 451 } |
| keir@21189 | 452 |
| keir@21368 | 453 struct libxl_poolinfo * libxl_list_pool(struct libxl_ctx *ctx, int *nb_pool) |
| keir@21368 | 454 { |
| keir@21368 | 455 struct libxl_poolinfo *ptr; |
| keir@21368 | 456 int i, ret; |
| keir@21368 | 457 xc_cpupoolinfo_t info[256]; |
| keir@21368 | 458 int size = 256; |
| keir@21368 | 459 |
| keir@21368 | 460 ptr = calloc(size, sizeof(struct libxl_poolinfo)); |
| keir@21368 | 461 if (!ptr) return NULL; |
| keir@21368 | 462 |
| keir@21368 | 463 ret = xc_cpupool_getinfo(ctx->xch, 0, 256, info); |
| keir@21368 | 464 if (ret<0) return NULL; |
| keir@21368 | 465 |
| keir@21368 | 466 for (i = 0; i < ret; i++) { |
| keir@21368 | 467 ptr[i].poolid = info[i].cpupool_id; |
| keir@21368 | 468 } |
| keir@21368 | 469 *nb_pool = ret; |
| keir@21368 | 470 return ptr; |
| keir@21368 | 471 } |
| keir@21368 | 472 |
| keir@20860 | 473 /* this API call only list VM running on this host. a VM can be an aggregate of multiple domains. */ |
| keir@20860 | 474 struct libxl_vminfo * libxl_list_vm(struct libxl_ctx *ctx, int *nb_vm) |
| keir@20860 | 475 { |
| keir@20860 | 476 struct libxl_vminfo *ptr; |
| keir@20860 | 477 int index, i, ret; |
| keir@20860 | 478 xc_domaininfo_t info[1024]; |
| keir@20860 | 479 int size = 1024; |
| keir@20860 | 480 |
| keir@20860 | 481 ptr = calloc(size, sizeof(struct libxl_dominfo)); |
| keir@20860 | 482 if (!ptr) |
| keir@20860 | 483 return NULL; |
| keir@20860 | 484 |
| keir@20860 | 485 ret = xc_domain_getinfolist(ctx->xch, 1, 1024, info); |
| keir@20860 | 486 for (index = i = 0; i < ret; i++) { |
| keir@20860 | 487 if (libxl_is_stubdom(ctx, info[i].domain, NULL)) |
| keir@20860 | 488 continue; |
| keir@20860 | 489 memcpy(&(ptr[index].uuid), info[i].handle, sizeof(xen_domain_handle_t)); |
| keir@20860 | 490 ptr[index].domid = info[i].domain; |
| keir@20860 | 491 |
| keir@20860 | 492 index++; |
| keir@20860 | 493 } |
| keir@20860 | 494 *nb_vm = index; |
| keir@20860 | 495 return ptr; |
| keir@20860 | 496 } |
| keir@20860 | 497 |
| keir@20462 | 498 int libxl_domain_suspend(struct libxl_ctx *ctx, libxl_domain_suspend_info *info, |
| keir@20462 | 499 uint32_t domid, int fd) |
| keir@20462 | 500 { |
| keir@20565 | 501 int hvm = is_hvm(ctx, domid); |
| keir@20565 | 502 int live = info != NULL && info->flags & XL_SUSPEND_LIVE; |
| keir@21543 | 503 int debug = info != NULL && info->flags & XL_SUSPEND_DEBUG; |
| keir@20462 | 504 |
| keir@20462 | 505 core_suspend(ctx, domid, fd, hvm, live, debug); |
| keir@20565 | 506 if (hvm) |
| keir@21417 | 507 return save_device_model(ctx, domid, fd); |
| keir@20462 | 508 return 0; |
| keir@20462 | 509 } |
| keir@20462 | 510 |
| keir@20462 | 511 int libxl_domain_pause(struct libxl_ctx *ctx, uint32_t domid) |
| keir@20462 | 512 { |
| keir@20462 | 513 xc_domain_pause(ctx->xch, domid); |
| keir@20462 | 514 return 0; |
| keir@20462 | 515 } |
| keir@20462 | 516 |
| keir@20462 | 517 int libxl_domain_unpause(struct libxl_ctx *ctx, uint32_t domid) |
| keir@20462 | 518 { |
| keir@20779 | 519 char *path; |
| keir@20565 | 520 char *state; |
| keir@20565 | 521 |
| keir@20565 | 522 if (is_hvm(ctx, domid)) { |
| keir@20779 | 523 path = libxl_sprintf(ctx, "/local/domain/0/device-model/%d/state", domid); |
| keir@20565 | 524 state = libxl_xs_read(ctx, XBT_NULL, path); |
| keir@20565 | 525 if (state != NULL && !strcmp(state, "paused")) { |
| keir@20565 | 526 libxl_xs_write(ctx, XBT_NULL, libxl_sprintf(ctx, "/local/domain/0/device-model/%d/command", domid), "continue", strlen("continue")); |
| keir@20565 | 527 libxl_wait_for_device_model(ctx, domid, "running", NULL, NULL); |
| keir@20565 | 528 } |
| keir@20565 | 529 } |
| keir@20462 | 530 xc_domain_unpause(ctx->xch, domid); |
| keir@20565 | 531 |
| keir@20462 | 532 return 0; |
| keir@20462 | 533 } |
| keir@20462 | 534 |
| keir@20462 | 535 static char *req_table[] = { |
| keir@20462 | 536 [0] = "poweroff", |
| keir@20462 | 537 [1] = "reboot", |
| keir@20462 | 538 [2] = "suspend", |
| keir@20462 | 539 [3] = "crash", |
| keir@20462 | 540 [4] = "halt", |
| keir@20462 | 541 }; |
| keir@20462 | 542 |
| keir@20462 | 543 int libxl_domain_shutdown(struct libxl_ctx *ctx, uint32_t domid, int req) |
| keir@20462 | 544 { |
| keir@20462 | 545 char *shutdown_path; |
| keir@20462 | 546 char *dom_path; |
| keir@20462 | 547 |
| keir@20462 | 548 if (req > ARRAY_SIZE(req_table)) |
| keir@20462 | 549 return ERROR_INVAL; |
| keir@20462 | 550 |
| keir@20462 | 551 dom_path = libxl_xs_get_dompath(ctx, domid); |
| keir@20512 | 552 if (!dom_path) |
| keir@20512 | 553 return ERROR_FAIL; |
| keir@20512 | 554 |
| keir@20462 | 555 shutdown_path = libxl_sprintf(ctx, "%s/control/shutdown", dom_path); |
| keir@20462 | 556 |
| keir@20462 | 557 xs_write(ctx->xsh, XBT_NULL, shutdown_path, req_table[req], strlen(req_table[req])); |
| keir@21552 | 558 if (is_hvm(ctx,domid)) { |
| keir@20462 | 559 unsigned long acpi_s_state = 0; |
| keir@20462 | 560 unsigned long pvdriver = 0; |
| keir@20462 | 561 xc_get_hvm_param(ctx->xch, domid, HVM_PARAM_ACPI_S_STATE, &acpi_s_state); |
| keir@20462 | 562 xc_get_hvm_param(ctx->xch, domid, HVM_PARAM_CALLBACK_IRQ, &pvdriver); |
| keir@21552 | 563 if (!pvdriver || acpi_s_state != 0) |
| keir@20462 | 564 xc_domain_shutdown(ctx->xch, domid, req); |
| keir@20462 | 565 } |
| keir@20462 | 566 return 0; |
| keir@20462 | 567 } |
| keir@20462 | 568 |
| keir@20637 | 569 int libxl_get_wait_fd(struct libxl_ctx *ctx, int *fd) |
| keir@20545 | 570 { |
| keir@20545 | 571 *fd = xs_fileno(ctx->xsh); |
| keir@20545 | 572 return 0; |
| keir@20545 | 573 } |
| keir@20545 | 574 |
| keir@20637 | 575 int libxl_wait_for_domain_death(struct libxl_ctx *ctx, uint32_t domid, libxl_waiter *waiter) |
| keir@20637 | 576 { |
| keir@20637 | 577 waiter->path = strdup("@releaseDomain"); |
| keir@21417 | 578 if (asprintf(&(waiter->token), "%d", DOMAIN_DEATH) < 0) |
| keir@21417 | 579 return -1; |
| keir@20637 | 580 if (!xs_watch(ctx->xsh, waiter->path, waiter->token)) |
| keir@20637 | 581 return -1; |
| keir@20637 | 582 return 0; |
| keir@20637 | 583 } |
| keir@20637 | 584 |
| keir@20637 | 585 int libxl_wait_for_disk_ejects(struct libxl_ctx *ctx, uint32_t guest_domid, libxl_device_disk *disks, int num_disks, libxl_waiter *waiter) |
| keir@20637 | 586 { |
| keir@20637 | 587 int i; |
| keir@20637 | 588 uint32_t domid = libxl_get_stubdom_id(ctx, guest_domid); |
| keir@20637 | 589 |
| keir@20637 | 590 if (!domid) |
| keir@20637 | 591 domid = guest_domid; |
| keir@20637 | 592 |
| keir@20637 | 593 for (i = 0; i < num_disks; i++) { |
| keir@21417 | 594 if (asprintf(&(waiter[i].path), "%s/device/vbd/%d/eject", |
| keir@21417 | 595 libxl_xs_get_dompath(ctx, domid), |
| keir@21417 | 596 device_disk_dev_number(disks[i].virtpath)) < 0) |
| keir@21417 | 597 return -1; |
| keir@21417 | 598 if (asprintf(&(waiter[i].token), "%d", DISK_EJECT) < 0) |
| keir@21417 | 599 return -1; |
| keir@20637 | 600 xs_watch(ctx->xsh, waiter->path, waiter->token); |
| keir@20637 | 601 } |
| keir@20637 | 602 return 0; |
| keir@20637 | 603 } |
| keir@20637 | 604 |
| keir@20637 | 605 int libxl_get_event(struct libxl_ctx *ctx, libxl_event *event) |
| keir@20545 | 606 { |
| keir@20545 | 607 unsigned int num; |
| keir@20637 | 608 char **events = xs_read_watch(ctx->xsh, &num); |
| keir@20637 | 609 if (num != 2) { |
| keir@20637 | 610 free(events); |
| keir@20637 | 611 return -1; |
| keir@20637 | 612 } |
| keir@20637 | 613 event->path = strdup(events[XS_WATCH_PATH]); |
| keir@20637 | 614 event->token = strdup(events[XS_WATCH_TOKEN]); |
| keir@20637 | 615 event->type = atoi(event->token); |
| keir@20637 | 616 free(events); |
| keir@20637 | 617 return 0; |
| keir@20637 | 618 } |
| keir@20637 | 619 |
| keir@20637 | 620 int libxl_stop_waiting(struct libxl_ctx *ctx, libxl_waiter *waiter) |
| keir@20637 | 621 { |
| keir@20637 | 622 if (!xs_unwatch(ctx->xsh, waiter->path, waiter->token)) |
| keir@20637 | 623 return -1; |
| keir@20637 | 624 else |
| keir@20637 | 625 return 0; |
| keir@20637 | 626 } |
| keir@20637 | 627 |
| keir@20637 | 628 int libxl_free_event(libxl_event *event) |
| keir@20637 | 629 { |
| keir@20637 | 630 free(event->path); |
| keir@20637 | 631 free(event->token); |
| keir@20637 | 632 return 0; |
| keir@20637 | 633 } |
| keir@20637 | 634 |
| keir@20637 | 635 int libxl_free_waiter(libxl_waiter *waiter) |
| keir@20637 | 636 { |
| keir@20637 | 637 free(waiter->path); |
| keir@20637 | 638 free(waiter->token); |
| keir@20637 | 639 return 0; |
| keir@20637 | 640 } |
| keir@20637 | 641 |
| keir@20785 | 642 int libxl_event_get_domain_death_info(struct libxl_ctx *ctx, uint32_t domid, libxl_event *event, xc_domaininfo_t *info) |
| keir@20637 | 643 { |
| keir@20785 | 644 int rc = 0, ret; |
| keir@20545 | 645 |
| keir@20637 | 646 if (event && event->type == DOMAIN_DEATH) { |
| keir@20785 | 647 ret = xc_domain_getinfolist(ctx->xch, domid, 1, info); |
| keir@20785 | 648 if (ret == 1 && info->domain == domid) { |
| keir@20785 | 649 if (info->flags & XEN_DOMINF_running || |
| keir@20785 | 650 (!(info->flags & XEN_DOMINF_shutdown) && !(info->flags & XEN_DOMINF_dying))) |
| keir@20545 | 651 goto out; |
| keir@20545 | 652 rc = 1; |
| keir@20545 | 653 goto out; |
| keir@20545 | 654 } |
| keir@20785 | 655 memset(info, 0, sizeof(xc_dominfo_t)); |
| keir@20545 | 656 rc = 1; |
| keir@20545 | 657 goto out; |
| keir@20545 | 658 } |
| keir@20545 | 659 out: |
| keir@20545 | 660 return rc; |
| keir@20545 | 661 } |
| keir@20545 | 662 |
| keir@20637 | 663 int libxl_event_get_disk_eject_info(struct libxl_ctx *ctx, uint32_t domid, libxl_event *event, libxl_device_disk *disk) |
| keir@20637 | 664 { |
| keir@20637 | 665 if (event && event->type == DISK_EJECT) { |
| keir@20637 | 666 char *path; |
| keir@20637 | 667 char *backend; |
| keir@20637 | 668 char *value = libxl_xs_read(ctx, XBT_NULL, event->path); |
| keir@20637 | 669 |
| keir@20637 | 670 if (!value || strcmp(value, "eject")) |
| keir@20637 | 671 return 0; |
| keir@20637 | 672 |
| keir@20637 | 673 path = strdup(event->path); |
| keir@20637 | 674 path[strlen(path) - 6] = '\0'; |
| keir@20637 | 675 backend = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/backend", path)); |
| keir@20637 | 676 |
| keir@20637 | 677 disk->backend_domid = 0; |
| keir@20637 | 678 disk->domid = domid; |
| keir@20637 | 679 disk->physpath = NULL; |
| keir@20637 | 680 disk->phystype = 0; |
| keir@20637 | 681 /* this value is returned to the user: do not free right away */ |
| keir@20637 | 682 disk->virtpath = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/dev", backend)); |
| keir@20637 | 683 disk->unpluggable = 1; |
| keir@20637 | 684 disk->readwrite = 0; |
| keir@20637 | 685 disk->is_cdrom = 1; |
| keir@20637 | 686 |
| keir@20637 | 687 free(path); |
| keir@20637 | 688 return 1; |
| keir@20637 | 689 } |
| keir@20637 | 690 return 0; |
| keir@20637 | 691 } |
| keir@20637 | 692 |
| keir@20462 | 693 static int libxl_destroy_device_model(struct libxl_ctx *ctx, uint32_t domid) |
| keir@20462 | 694 { |
| keir@20462 | 695 char *pid; |
| keir@20462 | 696 int ret; |
| keir@20462 | 697 |
| keir@20462 | 698 pid = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "/local/domain/%d/image/device-model-pid", domid)); |
| keir@20462 | 699 if (!pid) { |
| keir@20542 | 700 int stubdomid = libxl_get_stubdom_id(ctx, domid); |
| keir@20542 | 701 if (!stubdomid) { |
| keir@20542 | 702 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "Couldn't find device model's pid"); |
| keir@20542 | 703 return -1; |
| keir@20542 | 704 } |
| keir@20542 | 705 XL_LOG(ctx, XL_LOG_ERROR, "Device model is a stubdom, domid=%d\n", stubdomid); |
| keir@20542 | 706 return libxl_domain_destroy(ctx, stubdomid, 0); |
| keir@20462 | 707 } |
| keir@20462 | 708 xs_rm(ctx->xsh, XBT_NULL, libxl_sprintf(ctx, "/local/domain/0/device-model/%d", domid)); |
| keir@20462 | 709 |
| keir@20462 | 710 ret = kill(atoi(pid), SIGHUP); |
| keir@20462 | 711 if (ret < 0 && errno == ESRCH) { |
| keir@20512 | 712 XL_LOG(ctx, XL_LOG_DEBUG, "Device Model already exited"); |
| keir@20462 | 713 ret = 0; |
| keir@20462 | 714 } else if (ret == 0) { |
| keir@20512 | 715 XL_LOG(ctx, XL_LOG_DEBUG, "Device Model signaled"); |
| keir@20462 | 716 ret = 0; |
| keir@20462 | 717 } else { |
| keir@20512 | 718 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "failed to kill Device Model [%d]", |
| keir@20512 | 719 atoi(pid)); |
| keir@20462 | 720 } |
| keir@20462 | 721 return ret; |
| keir@20462 | 722 } |
| keir@20462 | 723 |
| keir@20462 | 724 int libxl_domain_destroy(struct libxl_ctx *ctx, uint32_t domid, int force) |
| keir@20462 | 725 { |
| keir@20801 | 726 char *dom_path; |
| keir@20779 | 727 char *vm_path, *vss_path, *xapi_path; |
| keir@20628 | 728 int rc, dm_present; |
| keir@20628 | 729 |
| keir@20628 | 730 if (is_hvm(ctx, domid)) { |
| keir@20628 | 731 dm_present = 1; |
| keir@20628 | 732 } else { |
| keir@20628 | 733 char *pid; |
| keir@20628 | 734 pid = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "/local/domain/%d/image/device-model-pid", domid)); |
| keir@20628 | 735 dm_present = (pid != NULL); |
| keir@20628 | 736 libxl_free(ctx, pid); |
| keir@20628 | 737 } |
| keir@20462 | 738 |
| keir@20462 | 739 dom_path = libxl_xs_get_dompath(ctx, domid); |
| keir@20512 | 740 if (!dom_path) |
| keir@20462 | 741 return -1; |
| keir@20512 | 742 |
| keir@20482 | 743 if (libxl_device_pci_shutdown(ctx, domid) < 0) |
| keir@20512 | 744 XL_LOG(ctx, XL_LOG_ERROR, "pci shutdown failed for domid %d", domid); |
| keir@20628 | 745 if (dm_present) { |
| keir@20628 | 746 xs_write(ctx->xsh, XBT_NULL, |
| keir@20628 | 747 libxl_sprintf(ctx, "/local/domain/0/device-model/%d/command", domid), |
| keir@20628 | 748 "shutdown", strlen("shutdown")); |
| keir@20628 | 749 } |
| keir@20512 | 750 rc = xc_domain_pause(ctx->xch, domid); |
| keir@20512 | 751 if (rc < 0) { |
| keir@20512 | 752 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_domain_pause failed for %d", domid); |
| keir@20462 | 753 return -1; |
| keir@20462 | 754 } |
| keir@20628 | 755 if (dm_present) { |
| keir@20628 | 756 if (libxl_destroy_device_model(ctx, domid) < 0) |
| keir@20628 | 757 XL_LOG(ctx, XL_LOG_ERROR, "libxl_destroy_device_model failed for %d", domid); |
| keir@20628 | 758 } |
| keir@20462 | 759 if (libxl_devices_destroy(ctx, domid, force) < 0) |
| keir@20512 | 760 XL_LOG(ctx, XL_LOG_ERROR, "libxl_destroy_devices failed for %d", domid); |
| keir@20462 | 761 if (!xs_rm(ctx->xsh, XBT_NULL, dom_path)) |
| keir@20512 | 762 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "xs_rm failed for %s", dom_path); |
| keir@20779 | 763 |
| keir@20801 | 764 vm_path = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "/local/domain/%d/vm", domid)); |
| keir@20823 | 765 if (vm_path) |
| keir@20823 | 766 if (!xs_rm(ctx->xsh, XBT_NULL, vm_path)) |
| keir@20823 | 767 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "xs_rm failed for %s", vm_path); |
| keir@20779 | 768 |
| keir@20801 | 769 vss_path = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "/local/domain/%d/vss", domid)); |
| keir@20823 | 770 if (vss_path) |
| keir@20823 | 771 if (!xs_rm(ctx->xsh, XBT_NULL, vss_path)) |
| keir@20823 | 772 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "xs_rm failed for %s", vss_path); |
| keir@20779 | 773 |
| keir@20779 | 774 xapi_path = libxl_sprintf(ctx, "/xapi/%u", domid); |
| keir@20823 | 775 if (xapi_path) |
| keir@20823 | 776 if (!xs_rm(ctx->xsh, XBT_NULL, xapi_path)) |
| keir@20823 | 777 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "xs_rm failed for %s", xapi_path); |
| keir@20779 | 778 |
| keir@21190 | 779 libxl__userdata_destroyall(ctx, domid); |
| keir@21190 | 780 |
| keir@20545 | 781 rc = xc_domain_destroy(ctx->xch, domid); |
| keir@20545 | 782 if (rc < 0) { |
| keir@20545 | 783 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_domain_destroy failed for %d", domid); |
| keir@20545 | 784 return -1; |
| keir@20545 | 785 } |
| keir@20462 | 786 return 0; |
| keir@20462 | 787 } |
| keir@20462 | 788 |
| keir@20564 | 789 int libxl_console_attach(struct libxl_ctx *ctx, uint32_t domid, int cons_num) |
| keir@20564 | 790 { |
| keir@21283 | 791 char *cmd = libxl_sprintf( |
| keir@21283 | 792 ctx, "%s/xenconsole %d --num %d", |
| keir@21283 | 793 libxl_private_bindir_path(), domid, cons_num); |
| keir@20564 | 794 return (system(cmd) != 0) ? ERROR_FAIL : 0; |
| keir@20564 | 795 } |
| keir@20564 | 796 |
| keir@20462 | 797 static char ** libxl_build_device_model_args(struct libxl_ctx *ctx, |
| keir@20462 | 798 libxl_device_model_info *info, |
| keir@20462 | 799 libxl_device_nic *vifs, |
| keir@20462 | 800 int num_vifs) |
| keir@20462 | 801 { |
| keir@20462 | 802 int num = 0, i; |
| keir@20462 | 803 flexarray_t *dm_args; |
| keir@20462 | 804 dm_args = flexarray_make(16, 1); |
| keir@20462 | 805 if (!dm_args) |
| keir@20462 | 806 return NULL; |
| keir@20462 | 807 |
| keir@20516 | 808 flexarray_set(dm_args, num++, "qemu-dm"); |
| keir@20516 | 809 flexarray_set(dm_args, num++, "-d"); |
| keir@20462 | 810 |
| keir@20462 | 811 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "%d", info->domid)); |
| keir@20462 | 812 |
| keir@20462 | 813 if (info->dom_name) { |
| keir@20516 | 814 flexarray_set(dm_args, num++, "-domain-name"); |
| keir@20516 | 815 flexarray_set(dm_args, num++, info->dom_name); |
| keir@20462 | 816 } |
| keir@20462 | 817 if (info->vnc || info->vncdisplay || info->vnclisten || info->vncunused) { |
| keir@20516 | 818 flexarray_set(dm_args, num++, "-vnc"); |
| keir@20462 | 819 if (info->vncdisplay) { |
| keir@20462 | 820 if (info->vnclisten && strchr(info->vnclisten, ':') == NULL) { |
| keir@21362 | 821 flexarray_set( |
| keir@21362 | 822 dm_args, num++, |
| keir@21362 | 823 libxl_sprintf(ctx, "%s:%d%s", |
| keir@21362 | 824 info->vnclisten, |
| keir@21362 | 825 info->vncdisplay, |
| keir@21362 | 826 info->vncpasswd ? ",password" : "")); |
| keir@20462 | 827 } else { |
| keir@20462 | 828 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "127.0.0.1:%d", info->vncdisplay)); |
| keir@20462 | 829 } |
| keir@20462 | 830 } else if (info->vnclisten) { |
| keir@20462 | 831 if (strchr(info->vnclisten, ':') != NULL) { |
| keir@20516 | 832 flexarray_set(dm_args, num++, info->vnclisten); |
| keir@20462 | 833 } else { |
| keir@20462 | 834 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "%s:0", info->vnclisten)); |
| keir@20462 | 835 } |
| keir@20462 | 836 } else { |
| keir@20516 | 837 flexarray_set(dm_args, num++, "127.0.0.1:0"); |
| keir@20462 | 838 } |
| keir@20462 | 839 if (info->vncunused) { |
| keir@20516 | 840 flexarray_set(dm_args, num++, "-vncunused"); |
| keir@20462 | 841 } |
| keir@20462 | 842 } |
| keir@21378 | 843 if (info->sdl) { |
| keir@20516 | 844 flexarray_set(dm_args, num++, "-sdl"); |
| keir@20462 | 845 if (info->opengl) { |
| keir@20516 | 846 flexarray_set(dm_args, num++, "-disable-opengl"); |
| keir@20462 | 847 } |
| keir@20462 | 848 } |
| keir@20462 | 849 if (info->keymap) { |
| keir@20516 | 850 flexarray_set(dm_args, num++, "-k"); |
| keir@20516 | 851 flexarray_set(dm_args, num++, info->keymap); |
| keir@20462 | 852 } |
| keir@20462 | 853 if (info->nographic && (!info->sdl && !info->vnc)) { |
| keir@20516 | 854 flexarray_set(dm_args, num++, "-nographic"); |
| keir@20462 | 855 } |
| keir@20462 | 856 if (info->serial) { |
| keir@20516 | 857 flexarray_set(dm_args, num++, "-serial"); |
| keir@20516 | 858 flexarray_set(dm_args, num++, info->serial); |
| keir@20462 | 859 } |
| keir@20509 | 860 if (info->type == XENFV) { |
| Ian@21733 | 861 int ioemu_vifs = 0; |
| Ian@21733 | 862 |
| keir@20509 | 863 if (info->videoram) { |
| keir@20516 | 864 flexarray_set(dm_args, num++, "-videoram"); |
| keir@20509 | 865 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "%d", info->videoram)); |
| keir@20509 | 866 } |
| keir@20509 | 867 if (info->stdvga) { |
| keir@20516 | 868 flexarray_set(dm_args, num++, "-std-vga"); |
| keir@20509 | 869 } |
| keir@20509 | 870 |
| keir@20509 | 871 if (info->boot) { |
| keir@20516 | 872 flexarray_set(dm_args, num++, "-boot"); |
| keir@20516 | 873 flexarray_set(dm_args, num++, info->boot); |
| keir@20509 | 874 } |
| keir@20509 | 875 if (info->usb) { |
| keir@20516 | 876 flexarray_set(dm_args, num++, "-usb"); |
| keir@20509 | 877 if (info->usbdevice) { |
| keir@20516 | 878 flexarray_set(dm_args, num++, "-usbdevice"); |
| keir@20516 | 879 flexarray_set(dm_args, num++, info->usbdevice); |
| keir@20509 | 880 } |
| keir@20509 | 881 } |
| keir@20509 | 882 if (info->apic) { |
| keir@20516 | 883 flexarray_set(dm_args, num++, "-acpi"); |
| keir@20509 | 884 } |
| keir@21570 | 885 if (info->vcpus > 1) { |
| keir@21570 | 886 flexarray_set(dm_args, num++, "-vcpus"); |
| keir@21570 | 887 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "%d", info->vcpus)); |
| keir@21570 | 888 } |
| keir@21570 | 889 if (info->vcpu_avail) { |
| keir@21570 | 890 flexarray_set(dm_args, num++, "-vcpu_avail"); |
| keir@21570 | 891 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "0x%x", info->vcpu_avail)); |
| keir@21570 | 892 } |
| keir@20509 | 893 for (i = 0; i < num_vifs; i++) { |
| keir@20509 | 894 if (vifs[i].nictype == NICTYPE_IOEMU) { |
| keir@20780 | 895 char *smac = libxl_sprintf(ctx, "%02x:%02x:%02x:%02x:%02x:%02x", |
| keir@20780 | 896 vifs[i].mac[0], vifs[i].mac[1], vifs[i].mac[2], |
| keir@20780 | 897 vifs[i].mac[3], vifs[i].mac[4], vifs[i].mac[5]); |
| keir@20781 | 898 if (!vifs[i].ifname) |
| keir@20781 | 899 vifs[i].ifname = libxl_sprintf(ctx, "tap%d.%d", info->domid, vifs[i].devid - 1); |
| keir@20516 | 900 flexarray_set(dm_args, num++, "-net"); |
| keir@20509 | 901 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "nic,vlan=%d,macaddr=%s,model=%s", |
| keir@20780 | 902 vifs[i].devid, smac, vifs[i].model)); |
| keir@20516 | 903 flexarray_set(dm_args, num++, "-net"); |
| keir@20509 | 904 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "tap,vlan=%d,ifname=%s,bridge=%s", |
| keir@20509 | 905 vifs[i].devid, vifs[i].ifname, vifs[i].bridge)); |
| Ian@21733 | 906 ioemu_vifs++; |
| keir@20509 | 907 } |
| keir@20462 | 908 } |
| Ian@21733 | 909 /* If we have no emulated nics, tell qemu not to create any */ |
| Ian@21733 | 910 if ( ioemu_vifs == 0 ) { |
| Ian@21733 | 911 flexarray_set(dm_args, num++, "-net"); |
| Ian@21733 | 912 flexarray_set(dm_args, num++, "none"); |
| Ian@21733 | 913 } |
| keir@20462 | 914 } |
| keir@20565 | 915 if (info->saved_state) { |
| keir@20565 | 916 flexarray_set(dm_args, num++, "-loadvm"); |
| keir@20565 | 917 flexarray_set(dm_args, num++, info->saved_state); |
| keir@20565 | 918 } |
| keir@20509 | 919 for (i = 0; info->extra && info->extra[i] != NULL; i++) |
| keir@20509 | 920 flexarray_set(dm_args, num++, info->extra[i]); |
| keir@20516 | 921 flexarray_set(dm_args, num++, "-M"); |
| keir@20509 | 922 if (info->type == XENPV) |
| keir@20516 | 923 flexarray_set(dm_args, num++, "xenpv"); |
| keir@20509 | 924 else |
| keir@20516 | 925 flexarray_set(dm_args, num++, "xenfv"); |
| keir@20462 | 926 flexarray_set(dm_args, num++, NULL); |
| keir@20462 | 927 |
| keir@20462 | 928 return (char **) flexarray_contents(dm_args); |
| keir@20462 | 929 } |
| keir@20462 | 930 |
| keir@20834 | 931 void dm_xenstore_record_pid(void *for_spawn, pid_t innerchild) |
| keir@20834 | 932 { |
| keir@20514 | 933 struct libxl_device_model_starting *starting = for_spawn; |
| keir@20514 | 934 char *kvs[3]; |
| keir@20820 | 935 int rc; |
| keir@20820 | 936 struct xs_handle *xsh; |
| keir@20514 | 937 |
| keir@20820 | 938 xsh = xs_daemon_open(); |
| keir@20514 | 939 /* we mustn't use the parent's handle in the child */ |
| keir@20514 | 940 |
| keir@20514 | 941 kvs[0] = "image/device-model-pid"; |
| keir@21417 | 942 if (asprintf(&kvs[1], "%d", innerchild) < 0) |
| keir@21417 | 943 return; |
| keir@20514 | 944 kvs[2] = NULL; |
| keir@20820 | 945 |
| keir@20820 | 946 rc = xs_writev(xsh, XBT_NULL, starting->dom_path, kvs); |
| keir@20820 | 947 if (rc) |
| keir@20820 | 948 return; |
| keir@20820 | 949 xs_daemon_close(xsh); |
| keir@20514 | 950 } |
| keir@20514 | 951 |
| keir@20542 | 952 static int libxl_vfb_and_vkb_from_device_model_info(struct libxl_ctx *ctx, |
| keir@20542 | 953 libxl_device_model_info *info, |
| keir@20542 | 954 libxl_device_vfb *vfb, |
| keir@20542 | 955 libxl_device_vkb *vkb) |
| keir@20542 | 956 { |
| keir@20542 | 957 memset(vfb, 0x00, sizeof(libxl_device_vfb)); |
| keir@20542 | 958 memset(vkb, 0x00, sizeof(libxl_device_vkb)); |
| keir@20542 | 959 |
| keir@20542 | 960 vfb->backend_domid = 0; |
| keir@20542 | 961 vfb->devid = 0; |
| keir@20542 | 962 vfb->vnc = info->vnc; |
| keir@20542 | 963 vfb->vnclisten = info->vnclisten; |
| keir@20542 | 964 vfb->vncdisplay = info->vncdisplay; |
| keir@20542 | 965 vfb->vncunused = info->vncunused; |
| keir@21362 | 966 vfb->vncpasswd = info->vncpasswd; |
| keir@20542 | 967 vfb->keymap = info->keymap; |
| keir@20542 | 968 vfb->sdl = info->sdl; |
| keir@20542 | 969 vfb->opengl = info->opengl; |
| keir@20542 | 970 |
| keir@20542 | 971 vkb->backend_domid = 0; |
| keir@20542 | 972 vkb->devid = 0; |
| keir@20542 | 973 return 0; |
| keir@20542 | 974 } |
| keir@20542 | 975 |
| keir@20542 | 976 static int libxl_write_dmargs(struct libxl_ctx *ctx, int domid, int guest_domid, char **args) |
| keir@20542 | 977 { |
| keir@20542 | 978 int i; |
| keir@20542 | 979 char *vm_path; |
| keir@20542 | 980 char *dmargs, *path; |
| keir@20542 | 981 int dmargs_size; |
| keir@20542 | 982 struct xs_permissions roperm[2]; |
| keir@20542 | 983 xs_transaction_t t; |
| keir@20542 | 984 |
| keir@20542 | 985 roperm[0].id = 0; |
| keir@20542 | 986 roperm[0].perms = XS_PERM_NONE; |
| keir@20542 | 987 roperm[1].id = domid; |
| keir@20542 | 988 roperm[1].perms = XS_PERM_READ; |
| keir@20542 | 989 |
| keir@20542 | 990 vm_path = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "/local/domain/%d/vm", guest_domid)); |
| keir@20542 | 991 |
| keir@20542 | 992 i = 0; |
| keir@20542 | 993 dmargs_size = 0; |
| keir@20542 | 994 while (args[i] != NULL) { |
| keir@20542 | 995 dmargs_size = dmargs_size + strlen(args[i]) + 1; |
| keir@20542 | 996 i++; |
| keir@20542 | 997 } |
| keir@20542 | 998 dmargs_size++; |
| keir@20542 | 999 dmargs = (char *) malloc(dmargs_size); |
| keir@20542 | 1000 i = 1; |
| keir@20542 | 1001 dmargs[0] = '\0'; |
| keir@20542 | 1002 while (args[i] != NULL) { |
| keir@20542 | 1003 if (strcmp(args[i], "-sdl") && strcmp(args[i], "-M") && strcmp(args[i], "xenfv")) { |
| keir@20542 | 1004 strcat(dmargs, " "); |
| keir@20542 | 1005 strcat(dmargs, args[i]); |
| keir@20542 | 1006 } |
| keir@20542 | 1007 i++; |
| keir@20542 | 1008 } |
| keir@20542 | 1009 path = libxl_sprintf(ctx, "%s/image/dmargs", vm_path); |
| keir@20542 | 1010 |
| keir@20542 | 1011 retry_transaction: |
| keir@20542 | 1012 t = xs_transaction_start(ctx->xsh); |
| keir@20542 | 1013 xs_write(ctx->xsh, t, path, dmargs, strlen(dmargs)); |
| keir@20542 | 1014 xs_set_permissions(ctx->xsh, t, path, roperm, ARRAY_SIZE(roperm)); |
| keir@20542 | 1015 xs_set_permissions(ctx->xsh, t, libxl_sprintf(ctx, "%s/rtc/timeoffset", vm_path), roperm, ARRAY_SIZE(roperm)); |
| keir@20542 | 1016 if (!xs_transaction_end(ctx->xsh, t, 0)) |
| keir@20542 | 1017 if (errno == EAGAIN) |
| keir@20542 | 1018 goto retry_transaction; |
| keir@20542 | 1019 free(dmargs); |
| keir@20542 | 1020 return 0; |
| keir@20542 | 1021 } |
| keir@20542 | 1022 |
| keir@20542 | 1023 static int libxl_create_stubdom(struct libxl_ctx *ctx, |
| keir@20542 | 1024 libxl_device_model_info *info, |
| keir@20542 | 1025 libxl_device_disk *disks, int num_disks, |
| keir@20542 | 1026 libxl_device_nic *vifs, int num_vifs, |
| keir@20542 | 1027 libxl_device_vfb *vfb, |
| keir@20542 | 1028 libxl_device_vkb *vkb, |
| keir@20542 | 1029 libxl_device_model_starting **starting_r) |
| keir@20542 | 1030 { |
| keir@20843 | 1031 int i, num_console = 1, ret; |
| keir@20570 | 1032 libxl_device_console *console; |
| keir@20542 | 1033 libxl_domain_create_info c_info; |
| keir@20542 | 1034 libxl_domain_build_info b_info; |
| keir@20542 | 1035 libxl_domain_build_state state; |
| keir@20542 | 1036 uint32_t domid; |
| keir@20542 | 1037 char **args; |
| keir@20542 | 1038 struct xs_permissions perm[2]; |
| keir@20542 | 1039 xs_transaction_t t; |
| keir@20594 | 1040 libxl_device_model_starting *dm_starting = 0; |
| keir@20542 | 1041 |
| keir@20542 | 1042 args = libxl_build_device_model_args(ctx, info, vifs, num_vifs); |
| keir@20542 | 1043 if (!args) |
| keir@20542 | 1044 return ERROR_FAIL; |
| keir@20542 | 1045 |
| keir@20542 | 1046 memset(&c_info, 0x00, sizeof(libxl_domain_create_info)); |
| keir@20542 | 1047 c_info.hvm = 0; |
| keir@20542 | 1048 c_info.name = libxl_sprintf(ctx, "%s-dm", libxl_domid_to_name(ctx, info->domid)); |
| keir@20801 | 1049 for (i = 0; i < 16; i++) |
| keir@20801 | 1050 c_info.uuid[i] = info->uuid[i]; |
| keir@20542 | 1051 |
| keir@20542 | 1052 memset(&b_info, 0x00, sizeof(libxl_domain_build_info)); |
| keir@20542 | 1053 b_info.max_vcpus = 1; |
| keir@20542 | 1054 b_info.max_memkb = 32 * 1024; |
| keir@20647 | 1055 b_info.target_memkb = b_info.max_memkb; |
| keir@21353 | 1056 b_info.kernel = libxl_abs_path(ctx, "ioemu-stubdom.gz", libxl_xenfirmwaredir_path()); |
| keir@20542 | 1057 b_info.u.pv.cmdline = libxl_sprintf(ctx, " -d %d", info->domid); |
| keir@20542 | 1058 b_info.u.pv.ramdisk = ""; |
| keir@20542 | 1059 b_info.u.pv.features = ""; |
| keir@20542 | 1060 b_info.hvm = 0; |
| keir@20542 | 1061 |
| keir@20843 | 1062 ret = libxl_domain_make(ctx, &c_info, &domid); |
| keir@20843 | 1063 if (ret) return ret; |
| keir@20843 | 1064 ret = libxl_domain_build(ctx, &b_info, domid, &state); |
| keir@20843 | 1065 if (ret) return ret; |
| keir@20542 | 1066 |
| keir@20542 | 1067 libxl_write_dmargs(ctx, domid, info->domid, args); |
| keir@20843 | 1068 libxl_xs_write(ctx, XBT_NULL, |
| keir@20843 | 1069 libxl_sprintf(ctx, "%s/image/device-model-domid", libxl_xs_get_dompath(ctx, info->domid)), |
| keir@20843 | 1070 "%d", domid); |
| keir@20843 | 1071 libxl_xs_write(ctx, XBT_NULL, |
| keir@20843 | 1072 libxl_sprintf(ctx, "%s/target", libxl_xs_get_dompath(ctx, domid)), |
| keir@20843 | 1073 "%d", info->domid); |
| keir@20542 | 1074 xc_domain_set_target(ctx->xch, domid, info->domid); |
| keir@20542 | 1075 xs_set_target(ctx->xsh, domid, info->domid); |
| keir@20542 | 1076 |
| keir@20542 | 1077 perm[0].id = domid; |
| keir@20542 | 1078 perm[0].perms = XS_PERM_NONE; |
| keir@20542 | 1079 perm[1].id = info->domid; |
| keir@20542 | 1080 perm[1].perms = XS_PERM_READ; |
| keir@20542 | 1081 retry_transaction: |
| keir@20542 | 1082 t = xs_transaction_start(ctx->xsh); |
| keir@20542 | 1083 xs_mkdir(ctx->xsh, t, libxl_sprintf(ctx, "/local/domain/0/device-model/%d", info->domid)); |
| keir@20542 | 1084 xs_set_permissions(ctx->xsh, t, libxl_sprintf(ctx, "/local/domain/0/device-model/%d", info->domid), perm, ARRAY_SIZE(perm)); |
| keir@20635 | 1085 xs_mkdir(ctx->xsh, t, libxl_sprintf(ctx, "/local/domain/%d/device/vfs", domid)); |
| keir@20635 | 1086 xs_set_permissions(ctx->xsh, t, libxl_sprintf(ctx, "/local/domain/%d/device/vfs",domid), perm, ARRAY_SIZE(perm)); |
| keir@20542 | 1087 if (!xs_transaction_end(ctx->xsh, t, 0)) |
| keir@20542 | 1088 if (errno == EAGAIN) |
| keir@20542 | 1089 goto retry_transaction; |
| keir@20542 | 1090 |
| keir@20542 | 1091 for (i = 0; i < num_disks; i++) { |
| keir@20781 | 1092 disks[i].domid = domid; |
| keir@20843 | 1093 ret = libxl_device_disk_add(ctx, domid, &disks[i]); |
| keir@20843 | 1094 if (ret) return ret; |
| keir@20542 | 1095 } |
| keir@20542 | 1096 for (i = 0; i < num_vifs; i++) { |
| keir@20781 | 1097 vifs[i].domid = domid; |
| keir@20843 | 1098 ret = libxl_device_nic_add(ctx, domid, &vifs[i]); |
| keir@20843 | 1099 if (ret) return ret; |
| keir@20542 | 1100 } |
| keir@20781 | 1101 vfb->domid = domid; |
| keir@20843 | 1102 ret = libxl_device_vfb_add(ctx, domid, vfb); |
| keir@20843 | 1103 if (ret) return ret; |
| keir@20781 | 1104 vkb->domid = domid; |
| keir@20843 | 1105 ret = libxl_device_vkb_add(ctx, domid, vkb); |
| keir@20843 | 1106 if (ret) return ret; |
| keir@20542 | 1107 |
| keir@20570 | 1108 if (info->serial) |
| keir@20570 | 1109 num_console++; |
| keir@20843 | 1110 |
| keir@20570 | 1111 console = libxl_calloc(ctx, num_console, sizeof(libxl_device_console)); |
| keir@20843 | 1112 if (!console) |
| keir@20843 | 1113 return ERROR_NOMEM; |
| keir@20843 | 1114 |
| keir@20570 | 1115 for (i = 0; i < num_console; i++) { |
| keir@20781 | 1116 console[i].devid = i; |
| keir@20781 | 1117 console[i].constype = CONSTYPE_IOEMU; |
| keir@20781 | 1118 console[i].domid = domid; |
| keir@20570 | 1119 if (!i) |
| keir@20781 | 1120 console[i].build_state = &state; |
| keir@20843 | 1121 ret = libxl_device_console_add(ctx, domid, &console[i]); |
| keir@20843 | 1122 if (ret) return ret; |
| keir@20570 | 1123 } |
| keir@20594 | 1124 if (libxl_create_xenpv_qemu(ctx, vfb, num_console, console, &dm_starting) < 0) { |
| keir@20594 | 1125 free(args); |
| keir@20594 | 1126 return -1; |
| keir@20594 | 1127 } |
| keir@20594 | 1128 if (libxl_confirm_device_model_startup(ctx, dm_starting) < 0) { |
| keir@20594 | 1129 free(args); |
| keir@20594 | 1130 return -1; |
| keir@20594 | 1131 } |
| keir@20542 | 1132 |
| keir@20542 | 1133 libxl_domain_unpause(ctx, domid); |
| keir@20542 | 1134 |
| keir@20594 | 1135 if (starting_r) { |
| keir@20594 | 1136 *starting_r = libxl_calloc(ctx, sizeof(libxl_device_model_starting), 1); |
| keir@20598 | 1137 (*starting_r)->domid = info->domid; |
| keir@20594 | 1138 (*starting_r)->dom_path = libxl_xs_get_dompath(ctx, info->domid); |
| keir@20594 | 1139 (*starting_r)->for_spawn = NULL; |
| keir@20594 | 1140 } |
| keir@20594 | 1141 |
| keir@20542 | 1142 free(args); |
| keir@20542 | 1143 return 0; |
| keir@20542 | 1144 } |
| keir@20542 | 1145 |
| keir@20462 | 1146 int libxl_create_device_model(struct libxl_ctx *ctx, |
| keir@20462 | 1147 libxl_device_model_info *info, |
| keir@20542 | 1148 libxl_device_disk *disks, int num_disks, |
| keir@20514 | 1149 libxl_device_nic *vifs, int num_vifs, |
| keir@20514 | 1150 libxl_device_model_starting **starting_r) |
| keir@20462 | 1151 { |
| keir@20546 | 1152 char *path, *logfile; |
| keir@20514 | 1153 int logfile_w, null; |
| keir@20546 | 1154 int rc; |
| keir@20462 | 1155 char **args; |
| keir@20594 | 1156 struct libxl_device_model_starting buf_starting, *p; |
| keir@21362 | 1157 xs_transaction_t t; |
| keir@21362 | 1158 char *vm_path; |
| keir@21362 | 1159 char **pass_stuff; |
| keir@20514 | 1160 |
| keir@20542 | 1161 if (strstr(info->device_model, "stubdom-dm")) { |
| keir@20542 | 1162 libxl_device_vfb vfb; |
| keir@20542 | 1163 libxl_device_vkb vkb; |
| keir@20542 | 1164 |
| keir@20542 | 1165 libxl_vfb_and_vkb_from_device_model_info(ctx, info, &vfb, &vkb); |
| keir@20542 | 1166 return libxl_create_stubdom(ctx, info, disks, num_disks, vifs, num_vifs, &vfb, &vkb, starting_r); |
| keir@20542 | 1167 } |
| keir@20542 | 1168 |
| keir@20462 | 1169 args = libxl_build_device_model_args(ctx, info, vifs, num_vifs); |
| keir@20462 | 1170 if (!args) |
| keir@20462 | 1171 return ERROR_FAIL; |
| keir@20462 | 1172 |
| keir@20462 | 1173 path = libxl_sprintf(ctx, "/local/domain/0/device-model/%d", info->domid); |
| keir@20462 | 1174 xs_mkdir(ctx->xsh, XBT_NULL, path); |
| keir@21599 | 1175 libxl_xs_write(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/disable_pf", path), "%d", !info->xen_platform_pci); |
| keir@20462 | 1176 |
| keir@20546 | 1177 libxl_create_logfile(ctx, libxl_sprintf(ctx, "qemu-dm-%s", info->dom_name), &logfile); |
| keir@20467 | 1178 logfile_w = open(logfile, O_WRONLY|O_CREAT, 0644); |
| keir@20546 | 1179 free(logfile); |
| keir@20462 | 1180 null = open("/dev/null", O_RDONLY); |
| keir@20514 | 1181 |
| keir@20514 | 1182 if (starting_r) { |
| keir@20516 | 1183 rc = ERROR_NOMEM; |
| keir@20594 | 1184 *starting_r = libxl_calloc(ctx, sizeof(libxl_device_model_starting), 1); |
| keir@20516 | 1185 if (!*starting_r) goto xit; |
| keir@20594 | 1186 p = *starting_r; |
| keir@20611 | 1187 p->for_spawn = libxl_calloc(ctx, sizeof(struct libxl_spawn_starting), 1); |
| keir@20594 | 1188 } else { |
| keir@20594 | 1189 p = &buf_starting; |
| keir@20594 | 1190 p->for_spawn = NULL; |
| keir@20594 | 1191 } |
| keir@20514 | 1192 |
| keir@20594 | 1193 p->domid = info->domid; |
| keir@20594 | 1194 p->dom_path = libxl_xs_get_dompath(ctx, info->domid); |
| keir@20594 | 1195 if (!p->dom_path) { libxl_free(ctx, p); return ERROR_FAIL; } |
| keir@20594 | 1196 |
| keir@21362 | 1197 if (info->vncpasswd) { |
| keir@21362 | 1198 retry_transaction: |
| keir@21362 | 1199 /* Find uuid and the write the vnc password to xenstore for qemu. */ |
| keir@21362 | 1200 t = xs_transaction_start(ctx->xsh); |
| keir@21362 | 1201 vm_path = libxl_xs_read(ctx,t,libxl_sprintf(ctx, "%s/vm", p->dom_path)); |
| keir@21362 | 1202 if (vm_path) { |
| keir@21362 | 1203 /* Now write the vncpassword into it. */ |
| keir@21362 | 1204 pass_stuff = libxl_calloc(ctx, 2, sizeof(char *)); |
| keir@21362 | 1205 pass_stuff[0] = "vncpasswd"; |
| keir@21362 | 1206 pass_stuff[1] = info->vncpasswd; |
| keir@21362 | 1207 libxl_xs_writev(ctx,t,vm_path,pass_stuff); |
| keir@21362 | 1208 if (!xs_transaction_end(ctx->xsh, t, 0)) |
| keir@21362 | 1209 if (errno == EAGAIN) |
| keir@21362 | 1210 goto retry_transaction; |
| keir@21362 | 1211 } |
| keir@21362 | 1212 } |
| keir@21362 | 1213 |
| keir@20594 | 1214 rc = libxl_spawn_spawn(ctx, p, "device model", dm_xenstore_record_pid); |
| keir@20514 | 1215 if (rc < 0) goto xit; |
| keir@20514 | 1216 if (!rc) { /* inner child */ |
| keir@20833 | 1217 libxl_exec(null, logfile_w, logfile_w, |
| keir@21353 | 1218 libxl_abs_path(ctx, info->device_model, libxl_private_bindir_path()), |
| keir@21353 | 1219 args); |
| keir@20514 | 1220 } |
| keir@20514 | 1221 |
| keir@20514 | 1222 rc = 0; |
| keir@20514 | 1223 xit: |
| keir@20516 | 1224 free(args); |
| keir@20462 | 1225 close(null); |
| keir@20462 | 1226 close(logfile_w); |
| keir@20462 | 1227 |
| keir@20514 | 1228 return rc; |
| keir@20514 | 1229 } |
| keir@20514 | 1230 |
| keir@20514 | 1231 int libxl_detach_device_model(struct libxl_ctx *ctx, |
| keir@20779 | 1232 libxl_device_model_starting *starting) |
| keir@20779 | 1233 { |
| keir@20514 | 1234 int rc; |
| keir@20594 | 1235 rc = libxl_spawn_detach(ctx, starting->for_spawn); |
| keir@20594 | 1236 if (starting->for_spawn) libxl_free(ctx, starting->for_spawn); |
| keir@20514 | 1237 libxl_free(ctx, starting); |
| keir@20514 | 1238 return rc; |
| keir@20514 | 1239 } |
| keir@20462 | 1240 |
| keir@20514 | 1241 |
| keir@20514 | 1242 int libxl_confirm_device_model_startup(struct libxl_ctx *ctx, |
| keir@20779 | 1243 libxl_device_model_starting *starting) |
| keir@20779 | 1244 { |
| keir@20514 | 1245 int problem = libxl_wait_for_device_model(ctx, starting->domid, "running", |
| keir@20514 | 1246 libxl_spawn_check, |
| keir@20594 | 1247 starting->for_spawn); |
| keir@20514 | 1248 int detach = libxl_detach_device_model(ctx, starting); |
| keir@20514 | 1249 return problem ? problem : detach; |
| keir@20542 | 1250 return 0; |
| keir@20462 | 1251 } |
| keir@20462 | 1252 |
| keir@20514 | 1253 |
| keir@20462 | 1254 /******************************************************************************/ |
| keir@20566 | 1255 |
| keir@21632 | 1256 static char *get_blktap2_device(struct libxl_ctx *ctx, |
| keir@21632 | 1257 const char *name, const char *type) |
| keir@20566 | 1258 { |
| keir@21632 | 1259 int minor = tap_ctl_find_minor(type, name); |
| keir@21632 | 1260 if (minor < 0) |
| keir@21632 | 1261 return NULL; |
| keir@21632 | 1262 return libxl_sprintf(ctx, "/dev/xen/blktap-2/tapdev%d", minor); |
| keir@21632 | 1263 } |
| keir@21632 | 1264 |
| keir@21632 | 1265 static char *make_blktap2_device(struct libxl_ctx *ctx, |
| keir@21632 | 1266 const char *name, const char *type) |
| keir@21632 | 1267 { |
| keir@21647 | 1268 char *params, *devname = NULL; |
| keir@21632 | 1269 int err; |
| keir@21632 | 1270 params = libxl_sprintf(ctx, "%s:%s", type, name); |
| keir@21632 | 1271 err = tap_ctl_create(params, &devname); |
| keir@21647 | 1272 if (!err) |
| keir@21647 | 1273 libxl_ptr_add(ctx, devname); |
| keir@21647 | 1274 return err ? NULL : devname; |
| keir@20566 | 1275 } |
| keir@20566 | 1276 |
| keir@20462 | 1277 int libxl_device_disk_add(struct libxl_ctx *ctx, uint32_t domid, libxl_device_disk *disk) |
| keir@20462 | 1278 { |
| keir@20462 | 1279 flexarray_t *front; |
| keir@20462 | 1280 flexarray_t *back; |
| keir@20462 | 1281 char *backend_type; |
| keir@20462 | 1282 unsigned int boffset = 0; |
| keir@20462 | 1283 unsigned int foffset = 0; |
| keir@20462 | 1284 int devid; |
| keir@20462 | 1285 libxl_device device; |
| keir@20566 | 1286 int major, minor; |
| keir@20462 | 1287 |
| keir@20462 | 1288 front = flexarray_make(16, 1); |
| keir@20462 | 1289 if (!front) |
| keir@20462 | 1290 return ERROR_NOMEM; |
| keir@20462 | 1291 back = flexarray_make(16, 1); |
| keir@20462 | 1292 if (!back) /* leaks front if error */ |
| keir@20462 | 1293 return ERROR_NOMEM; |
| keir@20462 | 1294 |
| keir@20462 | 1295 backend_type = device_disk_backend_type_of_phystype(disk->phystype); |
| keir@20462 | 1296 devid = device_disk_dev_number(disk->virtpath); |
| keir@20947 | 1297 if (devid==-1) { |
| keir@20947 | 1298 XL_LOG(ctx, XL_LOG_ERROR, "Invalid or unuspported" |
| keir@20947 | 1299 " virtual disk identifier %s", disk->virtpath); |
| keir@20947 | 1300 return ERROR_INVAL; |
| keir@20947 | 1301 } |
| keir@20462 | 1302 |
| keir@20462 | 1303 device.backend_devid = devid; |
| keir@20462 | 1304 device.backend_domid = disk->backend_domid; |
| keir@20462 | 1305 device.devid = devid; |
| keir@20462 | 1306 device.domid = disk->domid; |
| keir@20462 | 1307 device.kind = DEVICE_VBD; |
| keir@20462 | 1308 |
| keir@20462 | 1309 switch (disk->phystype) { |
| keir@20462 | 1310 case PHYSTYPE_PHY: { |
| keir@20462 | 1311 |
| keir@20509 | 1312 device_physdisk_major_minor(disk->physpath, &major, &minor); |
| keir@20516 | 1313 flexarray_set(back, boffset++, "physical-device"); |
| keir@20462 | 1314 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%x:%x", major, minor)); |
| keir@20462 | 1315 |
| keir@20516 | 1316 flexarray_set(back, boffset++, "params"); |
| keir@20516 | 1317 flexarray_set(back, boffset++, disk->physpath); |
| keir@20462 | 1318 |
| keir@20462 | 1319 device.backend_kind = DEVICE_VBD; |
| keir@20462 | 1320 break; |
| keir@20462 | 1321 } |
| keir@20566 | 1322 case PHYSTYPE_FILE: |
| keir@20566 | 1323 /* let's pretend is tap:aio for the moment */ |
| keir@20566 | 1324 disk->phystype = PHYSTYPE_AIO; |
| keir@21632 | 1325 case PHYSTYPE_AIO: case PHYSTYPE_QCOW: case PHYSTYPE_QCOW2: case PHYSTYPE_VHD: { |
| keir@21632 | 1326 const char *msg; |
| keir@21632 | 1327 if (!tap_ctl_check(&msg)) { |
| keir@21632 | 1328 const char *type = device_disk_string_of_phystype(disk->phystype); |
| keir@21632 | 1329 char *dev; |
| keir@21632 | 1330 dev = get_blktap2_device(ctx, disk->physpath, type); |
| keir@21632 | 1331 if (!dev) |
| keir@21632 | 1332 dev = make_blktap2_device(ctx, disk->physpath, type); |
| keir@21632 | 1333 if (!dev) |
| keir@21632 | 1334 return -1; |
| keir@20566 | 1335 flexarray_set(back, boffset++, "tapdisk-params"); |
| keir@20566 | 1336 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%s:%s", device_disk_string_of_phystype(disk->phystype), disk->physpath)); |
| keir@20566 | 1337 flexarray_set(back, boffset++, "params"); |
| keir@20566 | 1338 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%s", dev)); |
| keir@20566 | 1339 backend_type = "phy"; |
| keir@20566 | 1340 device_physdisk_major_minor(dev, &major, &minor); |
| keir@20566 | 1341 flexarray_set(back, boffset++, "physical-device"); |
| keir@20566 | 1342 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%x:%x", major, minor)); |
| keir@20566 | 1343 device.backend_kind = DEVICE_VBD; |
| keir@20566 | 1344 |
| keir@20566 | 1345 break; |
| keir@20566 | 1346 } |
| keir@20516 | 1347 flexarray_set(back, boffset++, "params"); |
| keir@20462 | 1348 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%s:%s", |
| keir@20462 | 1349 device_disk_string_of_phystype(disk->phystype), disk->physpath)); |
| keir@20462 | 1350 |
| keir@20462 | 1351 device.backend_kind = DEVICE_TAP; |
| keir@20462 | 1352 break; |
| keir@21632 | 1353 } |
| keir@20846 | 1354 default: |
| keir@20846 | 1355 XL_LOG(ctx, XL_LOG_ERROR, "unrecognized disk physical type: %d\n", disk->phystype); |
| keir@20846 | 1356 return ERROR_INVAL; |
| keir@20462 | 1357 } |
| keir@20462 | 1358 |
| keir@20516 | 1359 flexarray_set(back, boffset++, "frontend-id"); |
| keir@20462 | 1360 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", disk->domid)); |
| keir@20516 | 1361 flexarray_set(back, boffset++, "online"); |
| keir@20516 | 1362 flexarray_set(back, boffset++, "1"); |
| keir@20516 | 1363 flexarray_set(back, boffset++, "removable"); |
| keir@20462 | 1364 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", (disk->unpluggable) ? 1 : 0)); |
| keir@20516 | 1365 flexarray_set(back, boffset++, "bootable"); |
| keir@20509 | 1366 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20516 | 1367 flexarray_set(back, boffset++, "state"); |
| keir@20462 | 1368 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20516 | 1369 flexarray_set(back, boffset++, "dev"); |
| keir@20516 | 1370 flexarray_set(back, boffset++, disk->virtpath); |
| keir@20516 | 1371 flexarray_set(back, boffset++, "type"); |
| keir@20516 | 1372 flexarray_set(back, boffset++, backend_type); |
| keir@20516 | 1373 flexarray_set(back, boffset++, "mode"); |
| keir@20516 | 1374 flexarray_set(back, boffset++, disk->readwrite ? "w" : "r"); |
| keir@20462 | 1375 |
| keir@20516 | 1376 flexarray_set(front, foffset++, "backend-id"); |
| keir@20462 | 1377 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", disk->backend_domid)); |
| keir@20516 | 1378 flexarray_set(front, foffset++, "state"); |
| keir@20462 | 1379 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20516 | 1380 flexarray_set(front, foffset++, "virtual-device"); |
| keir@20462 | 1381 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", devid)); |
| keir@20516 | 1382 flexarray_set(front, foffset++, "device-type"); |
| keir@20516 | 1383 flexarray_set(front, foffset++, disk->is_cdrom ? "cdrom" : "disk"); |
| keir@20462 | 1384 |
| keir@20462 | 1385 if (0 /* protocol != native*/) { |
| keir@20516 | 1386 flexarray_set(front, foffset++, "protocol"); |
| keir@20516 | 1387 flexarray_set(front, foffset++, "x86_32-abi"); /* hardcoded ! */ |
| keir@20462 | 1388 } |
| keir@20462 | 1389 |
| keir@20462 | 1390 libxl_device_generic_add(ctx, &device, |
| keir@20462 | 1391 libxl_xs_kvs_of_flexarray(ctx, back, boffset), |
| keir@20462 | 1392 libxl_xs_kvs_of_flexarray(ctx, front, foffset)); |
| keir@20516 | 1393 flexarray_free(back); |
| keir@20516 | 1394 flexarray_free(front); |
| keir@20462 | 1395 return 0; |
| keir@20462 | 1396 } |
| keir@20462 | 1397 |
| keir@20626 | 1398 int libxl_device_disk_del(struct libxl_ctx *ctx, |
| keir@20626 | 1399 libxl_device_disk *disk, int wait) |
| keir@20462 | 1400 { |
| keir@20626 | 1401 libxl_device device; |
| keir@20626 | 1402 int devid; |
| keir@20462 | 1403 |
| keir@20626 | 1404 devid = device_disk_dev_number(disk->virtpath); |
| keir@20626 | 1405 device.backend_domid = disk->backend_domid; |
| keir@20626 | 1406 device.backend_devid = devid; |
| keir@20626 | 1407 device.backend_kind = |
| keir@20626 | 1408 (disk->phystype == PHYSTYPE_PHY) ? DEVICE_VBD : DEVICE_TAP; |
| keir@20626 | 1409 device.domid = disk->domid; |
| keir@20626 | 1410 device.devid = devid; |
| keir@20626 | 1411 device.kind = DEVICE_VBD; |
| keir@20626 | 1412 return libxl_device_del(ctx, &device, wait); |
| keir@20462 | 1413 } |
| keir@20462 | 1414 |
| keir@20462 | 1415 /******************************************************************************/ |
| keir@20462 | 1416 int libxl_device_nic_add(struct libxl_ctx *ctx, uint32_t domid, libxl_device_nic *nic) |
| keir@20462 | 1417 { |
| keir@20462 | 1418 flexarray_t *front; |
| keir@20462 | 1419 flexarray_t *back; |
| keir@20462 | 1420 unsigned int boffset = 0; |
| keir@20462 | 1421 unsigned int foffset = 0; |
| keir@20462 | 1422 libxl_device device; |
| keir@21407 | 1423 char *dompath, **l; |
| keir@21407 | 1424 unsigned int nb; |
| keir@20462 | 1425 |
| keir@20462 | 1426 front = flexarray_make(16, 1); |
| keir@20462 | 1427 if (!front) |
| keir@20462 | 1428 return ERROR_NOMEM; |
| keir@20462 | 1429 back = flexarray_make(16, 1); |
| keir@20462 | 1430 if (!back) |
| keir@20462 | 1431 return ERROR_NOMEM; |
| keir@20462 | 1432 |
| keir@21407 | 1433 if (nic->devid == -1) { |
| keir@21407 | 1434 if (!(dompath = libxl_xs_get_dompath(ctx, domid))) { |
| keir@21407 | 1435 return ERROR_FAIL; |
| keir@21407 | 1436 } |
| keir@21407 | 1437 if (!(l = libxl_xs_directory(ctx, XBT_NULL, |
| keir@21407 | 1438 libxl_sprintf(ctx, "%s/device/vif", dompath), &nb))) { |
| keir@21407 | 1439 nic->devid = 0; |
| keir@21407 | 1440 } else { |
| keir@21407 | 1441 nic->devid = strtoul(l[nb - 1], NULL, 10) + 1; |
| keir@21407 | 1442 libxl_free(ctx, l); |
| keir@21407 | 1443 } |
| keir@21407 | 1444 } |
| keir@21407 | 1445 |
| keir@20462 | 1446 device.backend_devid = nic->devid; |
| keir@20462 | 1447 device.backend_domid = nic->backend_domid; |
| keir@20462 | 1448 device.backend_kind = DEVICE_VIF; |
| keir@20462 | 1449 device.devid = nic->devid; |
| keir@20462 | 1450 device.domid = nic->domid; |
| keir@20462 | 1451 device.kind = DEVICE_VIF; |
| keir@20462 | 1452 |
| keir@20516 | 1453 flexarray_set(back, boffset++, "frontend-id"); |
| keir@20462 | 1454 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", nic->domid)); |
| keir@20516 | 1455 flexarray_set(back, boffset++, "online"); |
| keir@20516 | 1456 flexarray_set(back, boffset++, "1"); |
| keir@20516 | 1457 flexarray_set(back, boffset++, "state"); |
| keir@20462 | 1458 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20516 | 1459 flexarray_set(back, boffset++, "script"); |
| keir@20516 | 1460 flexarray_set(back, boffset++, nic->script); |
| keir@20516 | 1461 flexarray_set(back, boffset++, "mac"); |
| keir@20462 | 1462 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%02x:%02x:%02x:%02x:%02x:%02x", |
| keir@20462 | 1463 nic->mac[0], nic->mac[1], nic->mac[2], |
| keir@20462 | 1464 nic->mac[3], nic->mac[4], nic->mac[5])); |
| Ian@21732 | 1465 flexarray_set(back, boffset++, "bridge"); |
| Ian@21732 | 1466 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%s", nic->bridge)); |
| keir@20516 | 1467 flexarray_set(back, boffset++, "handle"); |
| keir@20462 | 1468 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", nic->devid)); |
| keir@20462 | 1469 |
| keir@20516 | 1470 flexarray_set(front, foffset++, "backend-id"); |
| keir@20462 | 1471 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", nic->backend_domid)); |
| keir@20516 | 1472 flexarray_set(front, foffset++, "state"); |
| keir@20462 | 1473 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20516 | 1474 flexarray_set(front, foffset++, "handle"); |
| keir@20462 | 1475 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", nic->devid)); |
| keir@20516 | 1476 flexarray_set(front, foffset++, "mac"); |
| keir@20462 | 1477 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%02x:%02x:%02x:%02x:%02x:%02x", |
| keir@20462 | 1478 nic->mac[0], nic->mac[1], nic->mac[2], |
| keir@20462 | 1479 nic->mac[3], nic->mac[4], nic->mac[5])); |
| keir@20462 | 1480 if (0 /* protocol != native*/) { |
| keir@20516 | 1481 flexarray_set(front, foffset++, "protocol"); |
| keir@20516 | 1482 flexarray_set(front, foffset++, "x86_32-abi"); /* hardcoded ! */ |
| keir@20462 | 1483 } |
| keir@20462 | 1484 |
| keir@20462 | 1485 libxl_device_generic_add(ctx, &device, |
| keir@20462 | 1486 libxl_xs_kvs_of_flexarray(ctx, back, boffset), |
| keir@20462 | 1487 libxl_xs_kvs_of_flexarray(ctx, front, foffset)); |
| keir@20462 | 1488 |
| keir@20462 | 1489 /* FIXME: wait for plug */ |
| keir@20516 | 1490 flexarray_free(back); |
| keir@20516 | 1491 flexarray_free(front); |
| keir@20462 | 1492 return 0; |
| keir@20462 | 1493 } |
| keir@20462 | 1494 |
| keir@20626 | 1495 int libxl_device_nic_del(struct libxl_ctx *ctx, |
| keir@20626 | 1496 libxl_device_nic *nic, int wait) |
| keir@20462 | 1497 { |
| keir@20626 | 1498 libxl_device device; |
| keir@20462 | 1499 |
| keir@20626 | 1500 device.backend_devid = nic->devid; |
| keir@20626 | 1501 device.backend_domid = nic->backend_domid; |
| keir@20626 | 1502 device.backend_kind = DEVICE_VIF; |
| keir@20626 | 1503 device.devid = nic->devid; |
| keir@20626 | 1504 device.domid = nic->domid; |
| keir@20626 | 1505 device.kind = DEVICE_VIF; |
| keir@20626 | 1506 |
| keir@20626 | 1507 return libxl_device_del(ctx, &device, wait); |
| keir@20462 | 1508 } |
| keir@20462 | 1509 |
| keir@21408 | 1510 libxl_nicinfo *libxl_list_nics(struct libxl_ctx *ctx, uint32_t domid, unsigned int *nb) |
| keir@21408 | 1511 { |
| keir@21408 | 1512 char *dompath, *nic_path_fe; |
| keir@21408 | 1513 char **l; |
| keir@21408 | 1514 char *val, *tok; |
| keir@21408 | 1515 unsigned int nb_nics, i; |
| keir@21408 | 1516 libxl_nicinfo *res, *nics; |
| keir@21408 | 1517 |
| keir@21408 | 1518 dompath = libxl_xs_get_dompath(ctx, domid); |
| keir@21408 | 1519 if (!dompath) { |
| keir@21408 | 1520 return NULL; |
| keir@21408 | 1521 } |
| keir@21408 | 1522 l = libxl_xs_directory(ctx, XBT_NULL, |
| keir@21408 | 1523 libxl_sprintf(ctx, "%s/device/vif", dompath), &nb_nics); |
| keir@21408 | 1524 if (!l) { |
| keir@21408 | 1525 return NULL; |
| keir@21408 | 1526 } |
| keir@21408 | 1527 res = libxl_calloc(ctx, nb_nics, sizeof (libxl_device_nic)); |
| keir@21408 | 1528 if (!res) { |
| keir@21408 | 1529 libxl_free(ctx, l); |
| keir@21408 | 1530 return NULL; |
| keir@21408 | 1531 } |
| keir@21408 | 1532 nics = res; |
| keir@21408 | 1533 for (*nb = nb_nics; nb_nics > 0; --nb_nics, ++l, ++nics) { |
| keir@21408 | 1534 nic_path_fe = libxl_sprintf(ctx, "%s/device/vif/%s", dompath, *l); |
| keir@21408 | 1535 |
| keir@21408 | 1536 nics->backend = libxl_xs_read(ctx, XBT_NULL, |
| keir@21408 | 1537 libxl_sprintf(ctx, "%s/backend", nic_path_fe)); |
| keir@21408 | 1538 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/backend-id", nic_path_fe)); |
| keir@21408 | 1539 nics->backend_id = val ? strtoul(val, NULL, 10) : -1; |
| keir@21408 | 1540 |
| keir@21408 | 1541 nics->devid = strtoul(*l, NULL, 10); |
| keir@21408 | 1542 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/state", nic_path_fe)); |
| keir@21408 | 1543 nics->state = val ? strtoul(val, NULL, 10) : -1; |
| keir@21408 | 1544 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/mac", nic_path_fe)); |
| keir@21408 | 1545 for (i = 0, tok = strtok(val, ":"); tok && (i < 6); |
| keir@21408 | 1546 ++i, tok = strtok(NULL, ":")) { |
| keir@21408 | 1547 nics->mac[i] = strtoul(tok, NULL, 16); |
| keir@21408 | 1548 } |
| keir@21408 | 1549 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/event-channel", nic_path_fe)); |
| keir@21408 | 1550 nics->evtch = val ? strtol(val, NULL, 10) : -1; |
| keir@21408 | 1551 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/tx-ring-ref", nic_path_fe)); |
| keir@21408 | 1552 nics->rref_tx = val ? strtol(val, NULL, 10) : -1; |
| keir@21408 | 1553 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/rx-ring-ref", nic_path_fe)); |
| keir@21408 | 1554 nics->rref_rx = val ? strtol(val, NULL, 10) : -1; |
| keir@21408 | 1555 nics->frontend = libxl_xs_read(ctx, XBT_NULL, |
| keir@21408 | 1556 libxl_sprintf(ctx, "%s/frontend", nics->backend)); |
| keir@21408 | 1557 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/frontend-id", nics->backend)); |
| keir@21408 | 1558 nics->frontend_id = val ? strtoul(val, NULL, 10) : -1; |
| keir@21408 | 1559 nics->script = libxl_xs_read(ctx, XBT_NULL, |
| keir@21408 | 1560 libxl_sprintf(ctx, "%s/script", nics->backend)); |
| keir@21408 | 1561 |
| keir@21408 | 1562 libxl_free(ctx, nic_path_fe); |
| keir@21408 | 1563 } |
| keir@21408 | 1564 |
| keir@21408 | 1565 libxl_free(ctx, l); |
| keir@21408 | 1566 return res; |
| keir@21408 | 1567 } |
| keir@21408 | 1568 |
| keir@21580 | 1569 /******************************************************************************/ |
| keir@21580 | 1570 int libxl_device_net2_add(struct libxl_ctx *ctx, uint32_t domid, libxl_device_net2 *net2) |
| keir@21580 | 1571 { |
| keir@21580 | 1572 flexarray_t *front, *back; |
| keir@21580 | 1573 unsigned int boffset = 0, foffset = 0; |
| keir@21580 | 1574 libxl_device device; |
| keir@21580 | 1575 char *dompath, *dom, **l; |
| keir@21580 | 1576 unsigned int nb; |
| keir@21580 | 1577 |
| keir@21580 | 1578 front = flexarray_make(16, 1); |
| keir@21580 | 1579 if (!front) |
| keir@21580 | 1580 return ERROR_NOMEM; |
| keir@21580 | 1581 back = flexarray_make(16, 1); |
| keir@21580 | 1582 if (!back) |
| keir@21580 | 1583 return ERROR_NOMEM; |
| keir@21580 | 1584 |
| keir@21580 | 1585 if (!(dompath = libxl_xs_get_dompath(ctx, domid))) { |
| keir@21580 | 1586 return ERROR_FAIL; |
| keir@21580 | 1587 } |
| keir@21580 | 1588 dom = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/name", dompath)); |
| keir@21580 | 1589 |
| keir@21580 | 1590 if (net2->devid == -1) { |
| keir@21580 | 1591 if (!(l = libxl_xs_directory(ctx, XBT_NULL, |
| keir@21580 | 1592 libxl_sprintf(ctx, "%s/device/vif2", dompath), &nb))) { |
| keir@21580 | 1593 net2->devid = 0; |
| keir@21580 | 1594 } else { |
| keir@21580 | 1595 net2->devid = strtoul(l[nb - 1], NULL, 10) + 1; |
| keir@21580 | 1596 libxl_free(ctx, l); |
| keir@21580 | 1597 } |
| keir@21580 | 1598 } |
| keir@21580 | 1599 |
| keir@21580 | 1600 device.backend_devid = net2->devid; |
| keir@21580 | 1601 device.backend_domid = net2->backend_domid; |
| keir@21580 | 1602 device.backend_kind = DEVICE_VIF2; |
| keir@21580 | 1603 device.devid = net2->devid; |
| keir@21580 | 1604 device.domid = net2->domid; |
| keir@21580 | 1605 device.kind = DEVICE_VIF2; |
| keir@21580 | 1606 |
| keir@21580 | 1607 flexarray_set(back, boffset++, "domain"); |
| keir@21580 | 1608 flexarray_set(back, boffset++, dom); |
| keir@21580 | 1609 flexarray_set(back, boffset++, "frontend-id"); |
| keir@21580 | 1610 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", net2->domid)); |
| keir@21580 | 1611 |
| keir@21580 | 1612 flexarray_set(back, boffset++, "local-trusted"); |
| keir@21580 | 1613 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", net2->back_trusted)); |
| keir@21580 | 1614 flexarray_set(back, boffset++, "mac"); |
| keir@21580 | 1615 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%02x:%02x:%02x:%02x:%02x:%02x", |
| keir@21580 | 1616 net2->back_mac[0], net2->back_mac[1], |
| keir@21580 | 1617 net2->back_mac[2], net2->back_mac[3], |
| keir@21580 | 1618 net2->back_mac[4], net2->back_mac[5])); |
| keir@21580 | 1619 |
| keir@21580 | 1620 flexarray_set(back, boffset++, "remote-trusted"); |
| keir@21580 | 1621 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", net2->trusted)); |
| keir@21580 | 1622 flexarray_set(back, boffset++, "remote-mac"); |
| keir@21580 | 1623 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%02x:%02x:%02x:%02x:%02x:%02x", |
| keir@21580 | 1624 net2->front_mac[0], net2->front_mac[1], |
| keir@21580 | 1625 net2->front_mac[2], net2->front_mac[3], |
| keir@21580 | 1626 net2->front_mac[4], net2->front_mac[5])); |
| keir@21580 | 1627 |
| keir@21580 | 1628 flexarray_set(back, boffset++, "max-bypasses"); |
| keir@21580 | 1629 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", net2->max_bypasses)); |
| keir@21580 | 1630 flexarray_set(back, boffset++, "filter-mac"); |
| keir@21580 | 1631 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", !!(net2->filter_mac))); |
| keir@21580 | 1632 flexarray_set(back, boffset++, "handle"); |
| keir@21580 | 1633 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", net2->devid)); |
| keir@21580 | 1634 flexarray_set(back, boffset++, "online"); |
| keir@21580 | 1635 flexarray_set(back, boffset++, "1"); |
| keir@21580 | 1636 flexarray_set(back, boffset++, "state"); |
| keir@21580 | 1637 flexarray_set(back, boffset++, "1"); |
| keir@21580 | 1638 |
| keir@21580 | 1639 flexarray_set(front, foffset++, "backend-id"); |
| keir@21580 | 1640 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", net2->backend_domid)); |
| keir@21580 | 1641 |
| keir@21580 | 1642 flexarray_set(front, foffset++, "local-trusted"); |
| keir@21580 | 1643 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", net2->trusted)); |
| keir@21580 | 1644 flexarray_set(front, foffset++, "mac"); |
| keir@21580 | 1645 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%02x:%02x:%02x:%02x:%02x:%02x", |
| keir@21580 | 1646 net2->front_mac[0], net2->front_mac[1], |
| keir@21580 | 1647 net2->front_mac[2], net2->front_mac[3], |
| keir@21580 | 1648 net2->front_mac[4], net2->front_mac[5])); |
| keir@21580 | 1649 |
| keir@21580 | 1650 flexarray_set(front, foffset++, "remote-trusted"); |
| keir@21580 | 1651 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", net2->back_trusted)); |
| keir@21580 | 1652 flexarray_set(front, foffset++, "remote-mac"); |
| keir@21580 | 1653 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%02x:%02x:%02x:%02x:%02x:%02x", |
| keir@21580 | 1654 net2->back_mac[0], net2->back_mac[1], |
| keir@21580 | 1655 net2->back_mac[2], net2->back_mac[3], |
| keir@21580 | 1656 net2->back_mac[4], net2->back_mac[5])); |
| keir@21580 | 1657 |
| keir@21580 | 1658 flexarray_set(front, foffset++, "filter-mac"); |
| keir@21580 | 1659 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", !!(net2->filter_mac))); |
| keir@21580 | 1660 flexarray_set(front, foffset++, "state"); |
| keir@21580 | 1661 flexarray_set(front, foffset++, "1"); |
| keir@21580 | 1662 |
| keir@21580 | 1663 libxl_device_generic_add(ctx, &device, |
| keir@21580 | 1664 libxl_xs_kvs_of_flexarray(ctx, back, boffset), |
| keir@21580 | 1665 libxl_xs_kvs_of_flexarray(ctx, front, foffset)); |
| keir@21580 | 1666 |
| keir@21580 | 1667 /* FIXME: wait for plug */ |
| keir@21580 | 1668 flexarray_free(back); |
| keir@21580 | 1669 flexarray_free(front); |
| keir@21580 | 1670 return 0; |
| keir@21580 | 1671 } |
| keir@21408 | 1672 |
| keir@21581 | 1673 libxl_net2info *libxl_device_net2_list(struct libxl_ctx *ctx, uint32_t domid, unsigned int *nb) |
| keir@21581 | 1674 { |
| keir@21581 | 1675 char *dompath, *net2_path_fe; |
| keir@21581 | 1676 char **l; |
| keir@21581 | 1677 char *val, *tok; |
| keir@21581 | 1678 unsigned int nb_net2s, i; |
| keir@21581 | 1679 libxl_net2info *res, *net2s; |
| keir@21581 | 1680 |
| keir@21581 | 1681 dompath = libxl_xs_get_dompath(ctx, domid); |
| keir@21581 | 1682 if (!dompath) { |
| keir@21581 | 1683 return NULL; |
| keir@21581 | 1684 } |
| keir@21581 | 1685 l = libxl_xs_directory(ctx, XBT_NULL, |
| keir@21581 | 1686 libxl_sprintf(ctx, "%s/device/vif2", dompath), &nb_net2s); |
| keir@21581 | 1687 if (!l) { |
| keir@21581 | 1688 return NULL; |
| keir@21581 | 1689 } |
| keir@21581 | 1690 res = libxl_calloc(ctx, nb_net2s, sizeof (libxl_net2info)); |
| keir@21581 | 1691 if (!res) { |
| keir@21581 | 1692 libxl_free(ctx, l); |
| keir@21581 | 1693 return NULL; |
| keir@21581 | 1694 } |
| keir@21581 | 1695 net2s = res; |
| keir@21581 | 1696 for (*nb = nb_net2s; nb_net2s > 0; --nb_net2s, ++l, ++net2s) { |
| keir@21581 | 1697 net2_path_fe = libxl_sprintf(ctx, "%s/device/vif2/%s", dompath, *l); |
| keir@21581 | 1698 |
| keir@21581 | 1699 net2s->backend = libxl_xs_read(ctx, XBT_NULL, |
| keir@21581 | 1700 libxl_sprintf(ctx, "%s/backend", net2_path_fe)); |
| keir@21581 | 1701 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/backend-id", net2_path_fe)); |
| keir@21581 | 1702 net2s->backend_id = val ? strtoul(val, NULL, 10) : -1; |
| keir@21581 | 1703 |
| keir@21581 | 1704 net2s->devid = strtoul(*l, NULL, 10); |
| keir@21581 | 1705 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/state", net2_path_fe)); |
| keir@21581 | 1706 net2s->state = val ? strtoul(val, NULL, 10) : -1; |
| keir@21581 | 1707 |
| keir@21581 | 1708 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/mac", net2_path_fe)); |
| keir@21581 | 1709 for (i = 0, tok = strtok(val, ":"); tok && (i < 6); |
| keir@21581 | 1710 ++i, tok = strtok(NULL, ":")) { |
| keir@21581 | 1711 net2s->mac[i] = strtoul(tok, NULL, 16); |
| keir@21581 | 1712 } |
| keir@21581 | 1713 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/remote-trusted", net2_path_fe)); |
| keir@21581 | 1714 net2s->trusted = val ? strtoul(val, NULL, 10) : -1; |
| keir@21581 | 1715 |
| keir@21581 | 1716 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/remote-mac", net2_path_fe)); |
| keir@21581 | 1717 for (i = 0, tok = strtok(val, ":"); tok && (i < 6); |
| keir@21581 | 1718 ++i, tok = strtok(NULL, ":")) { |
| keir@21581 | 1719 net2s->back_mac[i] = strtoul(tok, NULL, 16); |
| keir@21581 | 1720 } |
| keir@21581 | 1721 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/filter-mac", net2_path_fe)); |
| keir@21581 | 1722 net2s->filter_mac = val ? strtoul(val, NULL, 10) : -1; |
| keir@21581 | 1723 |
| keir@21581 | 1724 net2s->frontend = libxl_xs_read(ctx, XBT_NULL, |
| keir@21581 | 1725 libxl_sprintf(ctx, "%s/frontend", net2s->backend)); |
| keir@21581 | 1726 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/frontend-id", net2s->backend)); |
| keir@21581 | 1727 net2s->frontend_id = val ? strtoul(val, NULL, 10) : -1; |
| keir@21581 | 1728 libxl_free(ctx, net2_path_fe); |
| keir@21581 | 1729 } |
| keir@21581 | 1730 |
| keir@21581 | 1731 libxl_free(ctx, l); |
| keir@21581 | 1732 return res; |
| keir@21581 | 1733 } |
| keir@21581 | 1734 |
| keir@21582 | 1735 int libxl_device_net2_del(struct libxl_ctx *ctx, libxl_device_net2 *net2, int wait) |
| keir@21582 | 1736 { |
| keir@21582 | 1737 libxl_device device; |
| keir@21582 | 1738 |
| keir@21582 | 1739 device.backend_devid = net2->devid; |
| keir@21582 | 1740 device.backend_domid = net2->backend_domid; |
| keir@21582 | 1741 device.backend_kind = DEVICE_VIF2; |
| keir@21582 | 1742 device.devid = net2->devid; |
| keir@21582 | 1743 device.domid = net2->domid; |
| keir@21582 | 1744 device.kind = DEVICE_VIF2; |
| keir@21582 | 1745 |
| keir@21582 | 1746 return libxl_device_del(ctx, &device, wait); |
| keir@21582 | 1747 } |
| keir@21582 | 1748 |
| keir@21581 | 1749 |
| keir@20462 | 1750 /******************************************************************************/ |
| keir@20509 | 1751 int libxl_device_console_add(struct libxl_ctx *ctx, uint32_t domid, libxl_device_console *console) |
| keir@20462 | 1752 { |
| keir@20509 | 1753 flexarray_t *front; |
| keir@20509 | 1754 flexarray_t *back; |
| keir@20509 | 1755 unsigned int boffset = 0; |
| keir@20509 | 1756 unsigned int foffset = 0; |
| keir@20509 | 1757 libxl_device device; |
| keir@20509 | 1758 |
| keir@20509 | 1759 if (console->build_state) { |
| keir@20509 | 1760 xs_transaction_t t; |
| keir@20509 | 1761 char **ents = (char **) libxl_calloc(ctx, 9, sizeof(char *)); |
| keir@20516 | 1762 ents[0] = "console/port"; |
| keir@20509 | 1763 ents[1] = libxl_sprintf(ctx, "%"PRIu32, console->build_state->console_port); |
| keir@20516 | 1764 ents[2] = "console/ring-ref"; |
| keir@20509 | 1765 ents[3] = libxl_sprintf(ctx, "%lu", console->build_state->console_mfn); |
| keir@20516 | 1766 ents[4] = "console/limit"; |
| keir@20509 | 1767 ents[5] = libxl_sprintf(ctx, "%d", LIBXL_XENCONSOLE_LIMIT); |
| keir@20516 | 1768 ents[6] = "console/type"; |
| keir@20509 | 1769 if (console->constype == CONSTYPE_XENCONSOLED) |
| keir@20509 | 1770 ents[7] = "xenconsoled"; |
| keir@20509 | 1771 else |
| keir@20509 | 1772 ents[7] = "ioemu"; |
| keir@20509 | 1773 retry_transaction: |
| keir@20509 | 1774 t = xs_transaction_start(ctx->xsh); |
| keir@20516 | 1775 libxl_xs_writev(ctx, t, libxl_xs_get_dompath(ctx, console->domid), ents); |
| keir@20509 | 1776 if (!xs_transaction_end(ctx->xsh, t, 0)) |
| keir@20509 | 1777 if (errno == EAGAIN) |
| keir@20509 | 1778 goto retry_transaction; |
| keir@20509 | 1779 } |
| keir@20509 | 1780 |
| keir@20509 | 1781 front = flexarray_make(16, 1); |
| keir@20509 | 1782 if (!front) |
| keir@20509 | 1783 return ERROR_NOMEM; |
| keir@20509 | 1784 back = flexarray_make(16, 1); |
| keir@20509 | 1785 if (!back) |
| keir@20509 | 1786 return ERROR_NOMEM; |
| keir@20509 | 1787 |
| keir@20509 | 1788 device.backend_devid = console->devid; |
| keir@20509 | 1789 device.backend_domid = console->backend_domid; |
| keir@20509 | 1790 device.backend_kind = DEVICE_CONSOLE; |
| keir@20509 | 1791 device.devid = console->devid; |
| keir@20509 | 1792 device.domid = console->domid; |
| keir@20509 | 1793 device.kind = DEVICE_CONSOLE; |
| keir@20509 | 1794 |
| keir@20516 | 1795 flexarray_set(back, boffset++, "frontend-id"); |
| keir@20509 | 1796 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", console->domid)); |
| keir@20516 | 1797 flexarray_set(back, boffset++, "online"); |
| keir@20516 | 1798 flexarray_set(back, boffset++, "1"); |
| keir@20516 | 1799 flexarray_set(back, boffset++, "state"); |
| keir@20509 | 1800 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20516 | 1801 flexarray_set(back, boffset++, "domain"); |
| keir@20516 | 1802 flexarray_set(back, boffset++, libxl_domid_to_name(ctx, domid)); |
| keir@20516 | 1803 flexarray_set(back, boffset++, "protocol"); |
| keir@20516 | 1804 flexarray_set(back, boffset++, LIBXL_XENCONSOLE_PROTOCOL); |
| keir@20509 | 1805 |
| keir@20516 | 1806 flexarray_set(front, foffset++, "backend-id"); |
| keir@20509 | 1807 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", console->backend_domid)); |
| keir@20516 | 1808 flexarray_set(front, foffset++, "state"); |
| keir@20509 | 1809 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20516 | 1810 flexarray_set(front, foffset++, "limit"); |
| keir@20509 | 1811 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", LIBXL_XENCONSOLE_LIMIT)); |
| keir@20516 | 1812 flexarray_set(front, foffset++, "protocol"); |
| keir@20516 | 1813 flexarray_set(front, foffset++, LIBXL_XENCONSOLE_PROTOCOL); |
| keir@20516 | 1814 flexarray_set(front, foffset++, "type"); |
| keir@20509 | 1815 if (console->constype == CONSTYPE_XENCONSOLED) |
| keir@20516 | 1816 flexarray_set(front, foffset++, "xenconsoled"); |
| keir@20509 | 1817 else |
| keir@20516 | 1818 flexarray_set(front, foffset++, "ioemu"); |
| keir@20509 | 1819 |
| keir@20509 | 1820 libxl_device_generic_add(ctx, &device, |
| keir@20509 | 1821 libxl_xs_kvs_of_flexarray(ctx, back, boffset), |
| keir@20509 | 1822 libxl_xs_kvs_of_flexarray(ctx, front, foffset)); |
| keir@20516 | 1823 flexarray_free(back); |
| keir@20516 | 1824 flexarray_free(front); |
| keir@20509 | 1825 |
| keir@20509 | 1826 return 0; |
| keir@20509 | 1827 } |
| keir@20509 | 1828 |
| keir@20509 | 1829 /******************************************************************************/ |
| keir@20509 | 1830 int libxl_device_vkb_add(struct libxl_ctx *ctx, uint32_t domid, libxl_device_vkb *vkb) |
| keir@20509 | 1831 { |
| keir@20509 | 1832 flexarray_t *front; |
| keir@20509 | 1833 flexarray_t *back; |
| keir@20509 | 1834 unsigned int boffset = 0; |
| keir@20509 | 1835 unsigned int foffset = 0; |
| keir@20509 | 1836 libxl_device device; |
| keir@20509 | 1837 |
| keir@20509 | 1838 front = flexarray_make(16, 1); |
| keir@20509 | 1839 if (!front) |
| keir@20509 | 1840 return ERROR_NOMEM; |
| keir@20509 | 1841 back = flexarray_make(16, 1); |
| keir@20509 | 1842 if (!back) |
| keir@20509 | 1843 return ERROR_NOMEM; |
| keir@20509 | 1844 |
| keir@20509 | 1845 device.backend_devid = vkb->devid; |
| keir@20509 | 1846 device.backend_domid = vkb->backend_domid; |
| keir@20509 | 1847 device.backend_kind = DEVICE_VKBD; |
| keir@20509 | 1848 device.devid = vkb->devid; |
| keir@20509 | 1849 device.domid = vkb->domid; |
| keir@20509 | 1850 device.kind = DEVICE_VKBD; |
| keir@20509 | 1851 |
| keir@20516 | 1852 flexarray_set(back, boffset++, "frontend-id"); |
| keir@20509 | 1853 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vkb->domid)); |
| keir@20516 | 1854 flexarray_set(back, boffset++, "online"); |
| keir@20516 | 1855 flexarray_set(back, boffset++, "1"); |
| keir@20516 | 1856 flexarray_set(back, boffset++, "state"); |
| keir@20509 | 1857 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20516 | 1858 flexarray_set(back, boffset++, "domain"); |
| keir@20516 | 1859 flexarray_set(back, boffset++, libxl_domid_to_name(ctx, domid)); |
| keir@20509 | 1860 |
| keir@20516 | 1861 flexarray_set(front, foffset++, "backend-id"); |
| keir@20509 | 1862 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", vkb->backend_domid)); |
| keir@20516 | 1863 flexarray_set(front, foffset++, "state"); |
| keir@20509 | 1864 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20509 | 1865 |
| keir@20509 | 1866 libxl_device_generic_add(ctx, &device, |
| keir@20509 | 1867 libxl_xs_kvs_of_flexarray(ctx, back, boffset), |
| keir@20509 | 1868 libxl_xs_kvs_of_flexarray(ctx, front, foffset)); |
| keir@20516 | 1869 flexarray_free(back); |
| keir@20516 | 1870 flexarray_free(front); |
| keir@20509 | 1871 |
| keir@20509 | 1872 return 0; |
| keir@20462 | 1873 } |
| keir@20462 | 1874 |
| keir@20462 | 1875 int libxl_device_vkb_clean_shutdown(struct libxl_ctx *ctx, uint32_t domid) |
| keir@20462 | 1876 { |
| keir@20462 | 1877 return ERROR_NI; |
| keir@20462 | 1878 } |
| keir@20462 | 1879 |
| keir@20462 | 1880 int libxl_device_vkb_hard_shutdown(struct libxl_ctx *ctx, uint32_t domid) |
| keir@20462 | 1881 { |
| keir@20462 | 1882 return ERROR_NI; |
| keir@20462 | 1883 } |
| keir@20462 | 1884 |
| keir@20637 | 1885 libxl_device_disk *libxl_device_disk_list(struct libxl_ctx *ctx, uint32_t domid, int *num) |
| keir@20637 | 1886 { |
| keir@20637 | 1887 char *be_path_tap, *be_path_vbd; |
| keir@21411 | 1888 libxl_device_disk *dend, *disks, *ret = NULL; |
| keir@21411 | 1889 char **b, **l = NULL; |
| keir@20637 | 1890 unsigned int numl; |
| keir@20637 | 1891 char *type; |
| keir@20637 | 1892 |
| keir@20637 | 1893 be_path_vbd = libxl_sprintf(ctx, "%s/backend/vbd/%d", libxl_xs_get_dompath(ctx, 0), domid); |
| keir@20637 | 1894 be_path_tap = libxl_sprintf(ctx, "%s/backend/tap/%d", libxl_xs_get_dompath(ctx, 0), domid); |
| keir@20637 | 1895 |
| keir@21411 | 1896 b = l = libxl_xs_directory(ctx, XBT_NULL, be_path_vbd, &numl); |
| keir@20637 | 1897 if (l) { |
| keir@21411 | 1898 ret = realloc(ret, sizeof(libxl_device_disk) * numl); |
| keir@21411 | 1899 disks = ret; |
| keir@21411 | 1900 *num = numl; |
| keir@21411 | 1901 dend = ret + *num; |
| keir@21411 | 1902 for (; disks < dend; ++disks, ++l) { |
| keir@21411 | 1903 disks->backend_domid = 0; |
| keir@21411 | 1904 disks->domid = domid; |
| keir@21411 | 1905 disks->physpath = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/%s/params", be_path_vbd, *l)); |
| keir@21411 | 1906 libxl_string_to_phystype(ctx, libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/%s/type", be_path_vbd, *l)), &(disks->phystype)); |
| keir@21411 | 1907 disks->virtpath = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/%s/dev", be_path_vbd, *l)); |
| keir@21411 | 1908 disks->unpluggable = atoi(libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/%s/removable", be_path_vbd, *l))); |
| keir@21411 | 1909 if (!strcmp(libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/%s/mode", be_path_vbd, *l)), "w")) |
| keir@21411 | 1910 disks->readwrite = 1; |
| keir@20637 | 1911 else |
| keir@21411 | 1912 disks->readwrite = 0; |
| keir@21411 | 1913 type = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/device-type", libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/%s/frontend", be_path_vbd, *l)))); |
| keir@21411 | 1914 disks->is_cdrom = !strcmp(type, "cdrom"); |
| keir@20637 | 1915 } |
| keir@21411 | 1916 libxl_free(ctx, b); |
| keir@20637 | 1917 } |
| keir@21411 | 1918 b = l = libxl_xs_directory(ctx, XBT_NULL, be_path_tap, &numl); |
| keir@20637 | 1919 if (l) { |
| keir@21411 | 1920 ret = realloc(ret, sizeof(libxl_device_disk) * (*num + numl)); |
| keir@21411 | 1921 disks = ret + *num; |
| keir@21411 | 1922 *num += numl; |
| keir@21411 | 1923 for (dend = ret + *num; disks < dend; ++disks, ++l) { |
| keir@21411 | 1924 disks->backend_domid = 0; |
| keir@21411 | 1925 disks->domid = domid; |
| keir@21411 | 1926 disks->physpath = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/%s/params", be_path_tap, *l)); |
| keir@21411 | 1927 libxl_string_to_phystype(ctx, libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/%s/type", be_path_tap, *l)), &(disks->phystype)); |
| keir@21411 | 1928 disks->virtpath = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/%s/dev", be_path_tap, *l)); |
| keir@21411 | 1929 disks->unpluggable = atoi(libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/%s/removable", be_path_tap, *l))); |
| keir@21411 | 1930 if (!strcmp(libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/%s/mode", be_path_tap, *l)), "w")) |
| keir@21411 | 1931 disks->readwrite = 1; |
| keir@20637 | 1932 else |
| keir@21411 | 1933 disks->readwrite = 0; |
| keir@21411 | 1934 type = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/device-type", libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/%s/frontend", be_path_tap, *l)))); |
| keir@21411 | 1935 disks->is_cdrom = !strcmp(type, "cdrom"); |
| keir@20637 | 1936 } |
| keir@21411 | 1937 libxl_free(ctx, b); |
| keir@20637 | 1938 } |
| keir@21411 | 1939 return ret; |
| keir@21411 | 1940 } |
| keir@21411 | 1941 |
| keir@21411 | 1942 int libxl_device_disk_getinfo(struct libxl_ctx *ctx, uint32_t domid, |
| keir@21411 | 1943 libxl_device_disk *disk, libxl_diskinfo *diskinfo) |
| keir@21411 | 1944 { |
| keir@21411 | 1945 char *dompath, *diskpath; |
| keir@21411 | 1946 char *val; |
| keir@21411 | 1947 |
| keir@21411 | 1948 dompath = libxl_xs_get_dompath(ctx, domid); |
| keir@21411 | 1949 diskinfo->devid = device_disk_dev_number(disk->virtpath); |
| keir@21411 | 1950 |
| keir@21411 | 1951 /* tap devices entries in xenstore are written as vbd devices. */ |
| keir@21411 | 1952 diskpath = libxl_sprintf(ctx, "%s/device/vbd/%d", dompath, diskinfo->devid); |
| keir@21411 | 1953 diskinfo->backend = libxl_xs_read(ctx, XBT_NULL, |
| keir@21411 | 1954 libxl_sprintf(ctx, "%s/backend", diskpath)); |
| keir@21411 | 1955 if (!diskinfo->backend) { |
| keir@21411 | 1956 return ERROR_FAIL; |
| keir@21411 | 1957 } |
| keir@21411 | 1958 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/backend-id", diskpath)); |
| keir@21411 | 1959 diskinfo->backend_id = val ? strtoul(val, NULL, 10) : -1; |
| keir@21411 | 1960 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/state", diskpath)); |
| keir@21411 | 1961 diskinfo->state = val ? strtoul(val, NULL, 10) : -1; |
| keir@21411 | 1962 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/event-channel", diskpath)); |
| keir@21411 | 1963 diskinfo->evtch = val ? strtoul(val, NULL, 10) : -1; |
| keir@21411 | 1964 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/ring-ref", diskpath)); |
| keir@21411 | 1965 diskinfo->rref = val ? strtoul(val, NULL, 10) : -1; |
| keir@21411 | 1966 diskinfo->frontend = libxl_xs_read(ctx, XBT_NULL, |
| keir@21411 | 1967 libxl_sprintf(ctx, "%s/frontend", diskinfo->backend)); |
| keir@21411 | 1968 val = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/frontend-id", diskinfo->backend)); |
| keir@21411 | 1969 diskinfo->frontend_id = val ? strtoul(val, NULL, 10) : -1; |
| keir@21411 | 1970 |
| keir@21411 | 1971 return 0; |
| keir@20637 | 1972 } |
| keir@20637 | 1973 |
| keir@20637 | 1974 int libxl_cdrom_insert(struct libxl_ctx *ctx, uint32_t domid, libxl_device_disk *disk) |
| keir@20637 | 1975 { |
| keir@20637 | 1976 int num, i; |
| keir@20637 | 1977 uint32_t stubdomid; |
| keir@20637 | 1978 libxl_device_disk *disks; |
| keir@20637 | 1979 |
| keir@20637 | 1980 if (!disk->physpath) { |
| keir@20637 | 1981 disk->physpath = ""; |
| keir@20637 | 1982 disk->phystype = PHYSTYPE_PHY; |
| keir@20637 | 1983 } |
| keir@20637 | 1984 disks = libxl_device_disk_list(ctx, domid, &num); |
| keir@20637 | 1985 for (i = 0; i < num; i++) { |
| keir@20637 | 1986 if (disks[i].is_cdrom && !strcmp(disk->virtpath, disks[i].virtpath)) |
| keir@20637 | 1987 /* found */ |
| keir@20637 | 1988 break; |
| keir@20637 | 1989 } |
| keir@20637 | 1990 if (i == num) { |
| keir@20637 | 1991 XL_LOG(ctx, XL_LOG_ERROR, "Virtual device not found"); |
| keir@20637 | 1992 return -1; |
| keir@20637 | 1993 } |
| keir@20637 | 1994 libxl_device_disk_del(ctx, disks + i, 1); |
| keir@20637 | 1995 libxl_device_disk_add(ctx, domid, disk); |
| keir@20637 | 1996 stubdomid = libxl_get_stubdom_id(ctx, domid); |
| keir@20637 | 1997 if (stubdomid) { |
| keir@20781 | 1998 disks[i].domid = stubdomid; |
| keir@20637 | 1999 libxl_device_disk_del(ctx, disks + i, 1); |
| keir@20781 | 2000 disk->domid = stubdomid; |
| keir@20637 | 2001 libxl_device_disk_add(ctx, stubdomid, disk); |
| keir@20781 | 2002 disk->domid = domid; |
| keir@20637 | 2003 } |
| keir@20637 | 2004 return 0; |
| keir@20637 | 2005 } |
| keir@20637 | 2006 |
| keir@20462 | 2007 /******************************************************************************/ |
| keir@20509 | 2008 static int libxl_build_xenpv_qemu_args(struct libxl_ctx *ctx, |
| keir@20509 | 2009 libxl_device_vfb *vfb, |
| keir@20509 | 2010 int num_console, |
| keir@20509 | 2011 libxl_device_console *console, |
| keir@20860 | 2012 libxl_device_model_info *info) |
| keir@20860 | 2013 { |
| keir@20509 | 2014 int i = 0, j = 0, num = 0; |
| keir@20509 | 2015 memset(info, 0x00, sizeof(libxl_device_model_info)); |
| keir@20509 | 2016 |
| keir@20509 | 2017 info->vnc = vfb->vnc; |
| keir@20509 | 2018 if (vfb->vnclisten) |
| keir@20509 | 2019 info->vnclisten = libxl_sprintf(ctx, "%s", vfb->vnclisten); |
| keir@20509 | 2020 info->vncdisplay = vfb->vncdisplay; |
| keir@20509 | 2021 info->vncunused = vfb->vncunused; |
| keir@21362 | 2022 if (vfb->vncpasswd) |
| keir@21362 | 2023 info->vncpasswd = vfb->vncpasswd; |
| keir@20509 | 2024 if (vfb->keymap) |
| keir@20509 | 2025 info->keymap = libxl_sprintf(ctx, "%s", vfb->keymap); |
| keir@20509 | 2026 info->sdl = vfb->sdl; |
| keir@20509 | 2027 info->opengl = vfb->opengl; |
| keir@20509 | 2028 for (i = 0; i < num_console; i++) { |
| keir@20509 | 2029 if (console->constype == CONSTYPE_IOEMU) |
| keir@20509 | 2030 num++; |
| keir@20509 | 2031 } |
| keir@20509 | 2032 if (num > 0) { |
| keir@20860 | 2033 uint32_t guest_domid; |
| keir@20860 | 2034 if (libxl_is_stubdom(ctx, vfb->domid, &guest_domid)) { |
| keir@20599 | 2035 char *filename; |
| keir@20599 | 2036 char *name = libxl_sprintf(ctx, "qemu-dm-%s", libxl_domid_to_name(ctx, guest_domid)); |
| keir@20599 | 2037 libxl_create_logfile(ctx, name, &filename); |
| keir@20599 | 2038 info->serial = libxl_sprintf(ctx, "file:%s", filename); |
| keir@20599 | 2039 free(filename); |
| keir@20599 | 2040 } else { |
| keir@20599 | 2041 info->serial = "pty"; |
| keir@20599 | 2042 } |
| keir@20509 | 2043 num--; |
| keir@20509 | 2044 } |
| keir@20509 | 2045 if (num > 0) { |
| keir@20509 | 2046 info->extra = (char **) libxl_calloc(ctx, num * 2 + 1, sizeof(char *)); |
| keir@20509 | 2047 for (j = 0; j < num * 2; j = j + 2) { |
| keir@20509 | 2048 info->extra[j] = "-serial"; |
| keir@20509 | 2049 info->extra[j + 1] = "pty"; |
| keir@20509 | 2050 } |
| keir@20509 | 2051 info->extra[j] = NULL; |
| keir@20509 | 2052 } |
| keir@20509 | 2053 info->domid = vfb->domid; |
| keir@20509 | 2054 info->dom_name = libxl_domid_to_name(ctx, vfb->domid); |
| keir@21376 | 2055 info->device_model = libxl_abs_path(ctx, "qemu-dm", libxl_libexec_path()); |
| keir@20509 | 2056 info->type = XENPV; |
| keir@20509 | 2057 return 0; |
| keir@20509 | 2058 } |
| keir@20509 | 2059 |
| keir@20509 | 2060 int libxl_create_xenpv_qemu(struct libxl_ctx *ctx, libxl_device_vfb *vfb, |
| keir@20514 | 2061 int num_console, libxl_device_console *console, |
| keir@20514 | 2062 struct libxl_device_model_starting **starting_r) |
| keir@20509 | 2063 { |
| keir@20509 | 2064 libxl_device_model_info info; |
| keir@20509 | 2065 |
| keir@20509 | 2066 libxl_build_xenpv_qemu_args(ctx, vfb, num_console, console, &info); |
| keir@20542 | 2067 libxl_create_device_model(ctx, &info, NULL, 0, NULL, 0, starting_r); |
| keir@20509 | 2068 return 0; |
| keir@20509 | 2069 } |
| keir@20509 | 2070 |
| keir@20509 | 2071 int libxl_device_vfb_add(struct libxl_ctx *ctx, uint32_t domid, libxl_device_vfb *vfb) |
| keir@20462 | 2072 { |
| keir@20509 | 2073 flexarray_t *front; |
| keir@20509 | 2074 flexarray_t *back; |
| keir@20509 | 2075 unsigned int boffset = 0; |
| keir@20509 | 2076 unsigned int foffset = 0; |
| keir@20509 | 2077 libxl_device device; |
| keir@20509 | 2078 |
| keir@20509 | 2079 front = flexarray_make(16, 1); |
| keir@20509 | 2080 if (!front) |
| keir@20509 | 2081 return ERROR_NOMEM; |
| keir@20509 | 2082 back = flexarray_make(16, 1); |
| keir@20509 | 2083 if (!back) |
| keir@20509 | 2084 return ERROR_NOMEM; |
| keir@20509 | 2085 |
| keir@20509 | 2086 device.backend_devid = vfb->devid; |
| keir@20509 | 2087 device.backend_domid = vfb->backend_domid; |
| keir@20509 | 2088 device.backend_kind = DEVICE_VFB; |
| keir@20509 | 2089 device.devid = vfb->devid; |
| keir@20509 | 2090 device.domid = vfb->domid; |
| keir@20509 | 2091 device.kind = DEVICE_VFB; |
| keir@20509 | 2092 |
| keir@20516 | 2093 flexarray_set(back, boffset++, "frontend-id"); |
| keir@20509 | 2094 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vfb->domid)); |
| keir@20516 | 2095 flexarray_set(back, boffset++, "online"); |
| keir@20516 | 2096 flexarray_set(back, boffset++, "1"); |
| keir@20516 | 2097 flexarray_set(back, boffset++, "state"); |
| keir@20509 | 2098 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20516 | 2099 flexarray_set(back, boffset++, "domain"); |
| keir@20516 | 2100 flexarray_set(back, boffset++, libxl_domid_to_name(ctx, domid)); |
| keir@20516 | 2101 flexarray_set(back, boffset++, "vnc"); |
| keir@20509 | 2102 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vfb->vnc)); |
| keir@20516 | 2103 flexarray_set(back, boffset++, "vnclisten"); |
| keir@20516 | 2104 flexarray_set(back, boffset++, vfb->vnclisten); |
| keir@21362 | 2105 flexarray_set(back, boffset++, "vncpasswd"); |
| keir@21362 | 2106 flexarray_set(back, boffset++, vfb->vncpasswd); |
| keir@20516 | 2107 flexarray_set(back, boffset++, "vncdisplay"); |
| keir@20509 | 2108 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vfb->vncdisplay)); |
| keir@20516 | 2109 flexarray_set(back, boffset++, "vncunused"); |
| keir@20509 | 2110 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vfb->vncunused)); |
| keir@20516 | 2111 flexarray_set(back, boffset++, "sdl"); |
| keir@20509 | 2112 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vfb->sdl)); |
| keir@20516 | 2113 flexarray_set(back, boffset++, "opengl"); |
| keir@20509 | 2114 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vfb->opengl)); |
| keir@20509 | 2115 if (vfb->xauthority) { |
| keir@20516 | 2116 flexarray_set(back, boffset++, "xauthority"); |
| keir@20516 | 2117 flexarray_set(back, boffset++, vfb->xauthority); |
| keir@20509 | 2118 } |
| keir@20509 | 2119 if (vfb->display) { |
| keir@20516 | 2120 flexarray_set(back, boffset++, "display"); |
| keir@20516 | 2121 flexarray_set(back, boffset++, vfb->display); |
| keir@20509 | 2122 } |
| keir@20509 | 2123 |
| keir@20516 | 2124 flexarray_set(front, foffset++, "backend-id"); |
| keir@20509 | 2125 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", vfb->backend_domid)); |
| keir@20516 | 2126 flexarray_set(front, foffset++, "state"); |
| keir@20509 | 2127 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20509 | 2128 |
| keir@20509 | 2129 libxl_device_generic_add(ctx, &device, |
| keir@20509 | 2130 libxl_xs_kvs_of_flexarray(ctx, back, boffset), |
| keir@20509 | 2131 libxl_xs_kvs_of_flexarray(ctx, front, foffset)); |
| keir@20509 | 2132 flexarray_free(front); |
| keir@20509 | 2133 flexarray_free(back); |
| keir@20509 | 2134 |
| keir@20509 | 2135 return 0; |
| keir@20462 | 2136 } |
| keir@20462 | 2137 |
| keir@20462 | 2138 int libxl_device_vfb_clean_shutdown(struct libxl_ctx *ctx, uint32_t domid) |
| keir@20462 | 2139 { |
| keir@20462 | 2140 return ERROR_NI; |
| keir@20462 | 2141 } |
| keir@20462 | 2142 |
| keir@20462 | 2143 int libxl_device_vfb_hard_shutdown(struct libxl_ctx *ctx, uint32_t domid) |
| keir@20462 | 2144 { |
| keir@20462 | 2145 return ERROR_NI; |
| keir@20462 | 2146 } |
| keir@20462 | 2147 |
| keir@20462 | 2148 /******************************************************************************/ |
| keir@20482 | 2149 |
| keir@20482 | 2150 int libxl_device_pci_init(libxl_device_pci *pcidev, unsigned int domain, |
| keir@20482 | 2151 unsigned int bus, unsigned int dev, |
| keir@20482 | 2152 unsigned int func, unsigned int vdevfn) |
| keir@20482 | 2153 { |
| keir@20482 | 2154 pcidev->domain = domain; |
| keir@20482 | 2155 pcidev->bus = bus; |
| keir@20482 | 2156 pcidev->dev = dev; |
| keir@20482 | 2157 pcidev->func = func; |
| keir@20482 | 2158 pcidev->vdevfn = vdevfn; |
| keir@20482 | 2159 return 0; |
| keir@20482 | 2160 } |
| keir@20482 | 2161 |
| keir@20482 | 2162 static int libxl_create_pci_backend(struct libxl_ctx *ctx, uint32_t domid, libxl_device_pci *pcidev, int num) |
| keir@20482 | 2163 { |
| keir@20482 | 2164 flexarray_t *front; |
| keir@20482 | 2165 flexarray_t *back; |
| keir@20482 | 2166 unsigned int boffset = 0; |
| keir@20482 | 2167 unsigned int foffset = 0; |
| keir@20482 | 2168 libxl_device device; |
| keir@20482 | 2169 int i; |
| keir@20482 | 2170 |
| keir@20482 | 2171 front = flexarray_make(16, 1); |
| keir@20482 | 2172 if (!front) |
| keir@20482 | 2173 return ERROR_NOMEM; |
| keir@20482 | 2174 back = flexarray_make(16, 1); |
| keir@20482 | 2175 if (!back) |
| keir@20482 | 2176 return ERROR_NOMEM; |
| keir@20482 | 2177 |
| keir@20512 | 2178 XL_LOG(ctx, XL_LOG_DEBUG, "Creating pci backend"); |
| keir@20482 | 2179 |
| keir@20482 | 2180 /* add pci device */ |
| keir@20482 | 2181 device.backend_devid = 0; |
| keir@20482 | 2182 device.backend_domid = 0; |
| keir@20482 | 2183 device.backend_kind = DEVICE_PCI; |
| keir@20482 | 2184 device.devid = 0; |
| keir@20482 | 2185 device.domid = domid; |
| keir@20482 | 2186 device.kind = DEVICE_PCI; |
| keir@20482 | 2187 |
| keir@20516 | 2188 flexarray_set(back, boffset++, "frontend-id"); |
| keir@20482 | 2189 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", domid)); |
| keir@20516 | 2190 flexarray_set(back, boffset++, "online"); |
| keir@20516 | 2191 flexarray_set(back, boffset++, "1"); |
| keir@20516 | 2192 flexarray_set(back, boffset++, "state"); |
| keir@20482 | 2193 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20516 | 2194 flexarray_set(back, boffset++, "domain"); |
| keir@20516 | 2195 flexarray_set(back, boffset++, libxl_domid_to_name(ctx, domid)); |
| keir@20482 | 2196 for (i = 0; i < num; i++) { |
| keir@20482 | 2197 flexarray_set(back, boffset++, libxl_sprintf(ctx, "key-%d", i)); |
| keir@20482 | 2198 flexarray_set(back, boffset++, libxl_sprintf(ctx, PCI_BDF, pcidev->domain, pcidev->bus, pcidev->dev, pcidev->func)); |
| keir@20482 | 2199 flexarray_set(back, boffset++, libxl_sprintf(ctx, "dev-%d", i)); |
| keir@20482 | 2200 flexarray_set(back, boffset++, libxl_sprintf(ctx, PCI_BDF, pcidev->domain, pcidev->bus, pcidev->dev, pcidev->func)); |
| keir@20482 | 2201 if (pcidev->vdevfn) { |
| keir@20482 | 2202 flexarray_set(back, boffset++, libxl_sprintf(ctx, "vdevfn-%d", i)); |
| keir@20482 | 2203 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%x", pcidev->vdevfn)); |
| keir@20482 | 2204 } |
| keir@20482 | 2205 flexarray_set(back, boffset++, libxl_sprintf(ctx, "opts-%d", i)); |
| keir@20482 | 2206 flexarray_set(back, boffset++, libxl_sprintf(ctx, "msitranslate=%d,power_mgmt=%d", pcidev->msitranslate, pcidev->power_mgmt)); |
| keir@20482 | 2207 flexarray_set(back, boffset++, libxl_sprintf(ctx, "state-%d", i)); |
| keir@20482 | 2208 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20482 | 2209 } |
| keir@20516 | 2210 flexarray_set(back, boffset++, "num_devs"); |
| keir@20482 | 2211 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", num)); |
| keir@20482 | 2212 |
| keir@20516 | 2213 flexarray_set(front, foffset++, "backend-id"); |
| keir@20482 | 2214 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 0)); |
| keir@20516 | 2215 flexarray_set(front, foffset++, "state"); |
| keir@20482 | 2216 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20482 | 2217 |
| keir@20482 | 2218 libxl_device_generic_add(ctx, &device, |
| keir@20482 | 2219 libxl_xs_kvs_of_flexarray(ctx, back, boffset), |
| keir@20482 | 2220 libxl_xs_kvs_of_flexarray(ctx, front, foffset)); |
| keir@20482 | 2221 |
| keir@20482 | 2222 flexarray_free(back); |
| keir@20482 | 2223 flexarray_free(front); |
| keir@20482 | 2224 return 0; |
| keir@20482 | 2225 } |
| keir@20482 | 2226 |
| keir@20482 | 2227 static int libxl_device_pci_add_xenstore(struct libxl_ctx *ctx, uint32_t domid, libxl_device_pci *pcidev) |
| keir@20462 | 2228 { |
| keir@20482 | 2229 flexarray_t *back; |
| keir@20482 | 2230 char *num_devs, *be_path; |
| keir@20482 | 2231 int num = 0; |
| keir@20482 | 2232 unsigned int boffset = 0; |
| keir@20482 | 2233 xs_transaction_t t; |
| keir@20482 | 2234 |
| keir@20516 | 2235 be_path = libxl_sprintf(ctx, "%s/backend/pci/%d/0", libxl_xs_get_dompath(ctx, 0), domid); |
| keir@20482 | 2236 num_devs = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/num_devs", be_path)); |
| keir@20482 | 2237 if (!num_devs) |
| keir@20482 | 2238 return libxl_create_pci_backend(ctx, domid, pcidev, 1); |
| keir@20482 | 2239 |
| keir@20482 | 2240 if (!is_hvm(ctx, domid)) { |
| keir@20482 | 2241 if (libxl_wait_for_backend(ctx, be_path, "4") < 0) |
| keir@20482 | 2242 return -1; |
| keir@20482 | 2243 } |
| keir@20482 | 2244 |
| keir@20482 | 2245 back = flexarray_make(16, 1); |
| keir@20482 | 2246 if (!back) |
| keir@20482 | 2247 return ERROR_NOMEM; |
| keir@20482 | 2248 |
| keir@20512 | 2249 XL_LOG(ctx, XL_LOG_DEBUG, "Adding new pci device to xenstore"); |
| keir@20482 | 2250 num = atoi(num_devs); |
| keir@20482 | 2251 flexarray_set(back, boffset++, libxl_sprintf(ctx, "key-%d", num)); |
| keir@20482 | 2252 flexarray_set(back, boffset++, libxl_sprintf(ctx, PCI_BDF, pcidev->domain, pcidev->bus, pcidev->dev, pcidev->func)); |
| keir@20482 | 2253 flexarray_set(back, boffset++, libxl_sprintf(ctx, "dev-%d", num)); |
| keir@20482 | 2254 flexarray_set(back, boffset++, libxl_sprintf(ctx, PCI_BDF, pcidev->domain, pcidev->bus, pcidev->dev, pcidev->func)); |
| keir@20482 | 2255 if (pcidev->vdevfn) { |
| keir@20482 | 2256 flexarray_set(back, boffset++, libxl_sprintf(ctx, "vdevfn-%d", num)); |
| keir@20482 | 2257 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%x", pcidev->vdevfn)); |
| keir@20482 | 2258 } |
| keir@20482 | 2259 flexarray_set(back, boffset++, libxl_sprintf(ctx, "opts-%d", num)); |
| keir@20482 | 2260 flexarray_set(back, boffset++, libxl_sprintf(ctx, "msitranslate=%d,power_mgmt=%d", pcidev->msitranslate, pcidev->power_mgmt)); |
| keir@20482 | 2261 flexarray_set(back, boffset++, libxl_sprintf(ctx, "state-%d", num)); |
| keir@20482 | 2262 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1)); |
| keir@20516 | 2263 flexarray_set(back, boffset++, "num_devs"); |
| keir@20482 | 2264 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", num + 1)); |
| keir@20516 | 2265 flexarray_set(back, boffset++, "state"); |
| keir@20482 | 2266 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 7)); |
| keir@20482 | 2267 |
| keir@20482 | 2268 retry_transaction: |
| keir@20482 | 2269 t = xs_transaction_start(ctx->xsh); |
| keir@20482 | 2270 libxl_xs_writev(ctx, t, be_path, |
| keir@20482 | 2271 libxl_xs_kvs_of_flexarray(ctx, back, boffset)); |
| keir@20482 | 2272 if (!xs_transaction_end(ctx->xsh, t, 0)) |
| keir@20482 | 2273 if (errno == EAGAIN) |
| keir@20482 | 2274 goto retry_transaction; |
| keir@20482 | 2275 |
| keir@20482 | 2276 flexarray_free(back); |
| keir@20482 | 2277 return 0; |
| keir@20482 | 2278 } |
| keir@20482 | 2279 |
| keir@20482 | 2280 static int libxl_device_pci_remove_xenstore(struct libxl_ctx *ctx, uint32_t domid, libxl_device_pci *pcidev) |
| keir@20482 | 2281 { |
| keir@20542 | 2282 char *be_path, *num_devs_path, *num_devs, *xsdev, *tmp, *tmppath; |
| keir@20542 | 2283 int num, i, j; |
| keir@20482 | 2284 xs_transaction_t t; |
| keir@20482 | 2285 unsigned int domain = 0, bus = 0, dev = 0, func = 0; |
| keir@20482 | 2286 |
| keir@20516 | 2287 be_path = libxl_sprintf(ctx, "%s/backend/pci/%d/0", libxl_xs_get_dompath(ctx, 0), domid); |
| keir@20482 | 2288 num_devs_path = libxl_sprintf(ctx, "%s/num_devs", be_path); |
| keir@20482 | 2289 num_devs = libxl_xs_read(ctx, XBT_NULL, num_devs_path); |
| keir@20482 | 2290 if (!num_devs) |
| keir@20482 | 2291 return -1; |
| keir@20482 | 2292 num = atoi(num_devs); |
| keir@20482 | 2293 |
| keir@20482 | 2294 if (!is_hvm(ctx, domid)) { |
| keir@20482 | 2295 if (libxl_wait_for_backend(ctx, be_path, "4") < 0) { |
| keir@20542 | 2296 XL_LOG(ctx, XL_LOG_DEBUG, "pci backend at %s is not ready", be_path); |
| keir@20482 | 2297 return -1; |
| keir@20482 | 2298 } |
| keir@20482 | 2299 } |
| keir@20482 | 2300 |
| keir@20482 | 2301 for (i = 0; i < num; i++) { |
| keir@20482 | 2302 xsdev = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/dev-%d", be_path, i)); |
| keir@20482 | 2303 sscanf(xsdev, PCI_BDF, &domain, &bus, &dev, &func); |
| keir@20482 | 2304 if (domain == pcidev->domain && bus == pcidev->bus && |
| keir@20482 | 2305 pcidev->dev == dev && pcidev->func == func) { |
| keir@20482 | 2306 break; |
| keir@20482 | 2307 } |
| keir@20482 | 2308 } |
| keir@20482 | 2309 if (i == num) { |
| keir@20512 | 2310 XL_LOG(ctx, XL_LOG_ERROR, "Couldn't find the device on xenstore"); |
| keir@20482 | 2311 return -1; |
| keir@20482 | 2312 } |
| keir@20482 | 2313 |
| keir@20482 | 2314 retry_transaction: |
| keir@20482 | 2315 t = xs_transaction_start(ctx->xsh); |
| keir@20542 | 2316 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/state-%d", be_path, i), "5", strlen("5")); |
| keir@20482 | 2317 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/state", be_path), "7", strlen("7")); |
| keir@20482 | 2318 if (!xs_transaction_end(ctx->xsh, t, 0)) |
| keir@20482 | 2319 if (errno == EAGAIN) |
| keir@20482 | 2320 goto retry_transaction; |
| keir@20542 | 2321 |
| keir@20542 | 2322 if (!is_hvm(ctx, domid)) { |
| keir@20542 | 2323 if (libxl_wait_for_backend(ctx, be_path, "4") < 0) { |
| keir@20542 | 2324 XL_LOG(ctx, XL_LOG_DEBUG, "pci backend at %s is not ready", be_path); |
| keir@20542 | 2325 return -1; |
| keir@20542 | 2326 } |
| keir@20542 | 2327 } |
| keir@20542 | 2328 |
| keir@20542 | 2329 retry_transaction2: |
| keir@20542 | 2330 t = xs_transaction_start(ctx->xsh); |
| keir@20542 | 2331 xs_rm(ctx->xsh, t, libxl_sprintf(ctx, "%s/state-%d", be_path, i)); |
| keir@20542 | 2332 xs_rm(ctx->xsh, t, libxl_sprintf(ctx, "%s/key-%d", be_path, i)); |
| keir@20542 | 2333 xs_rm(ctx->xsh, t, libxl_sprintf(ctx, "%s/dev-%d", be_path, i)); |
| keir@20542 | 2334 xs_rm(ctx->xsh, t, libxl_sprintf(ctx, "%s/vdev-%d", be_path, i)); |
| keir@20542 | 2335 xs_rm(ctx->xsh, t, libxl_sprintf(ctx, "%s/opts-%d", be_path, i)); |
| keir@20542 | 2336 xs_rm(ctx->xsh, t, libxl_sprintf(ctx, "%s/vdevfn-%d", be_path, i)); |
| keir@20542 | 2337 libxl_xs_write(ctx, t, num_devs_path, "%d", num - 1); |
| keir@20542 | 2338 for (j = i + 1; j < num; j++) { |
| keir@20542 | 2339 tmppath = libxl_sprintf(ctx, "%s/state-%d", be_path, j); |
| keir@20542 | 2340 tmp = libxl_xs_read(ctx, t, tmppath); |
| keir@20542 | 2341 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/state-%d", be_path, j - 1), tmp, strlen(tmp)); |
| keir@20542 | 2342 xs_rm(ctx->xsh, t, tmppath); |
| keir@20542 | 2343 tmppath = libxl_sprintf(ctx, "%s/dev-%d", be_path, j); |
| keir@20542 | 2344 tmp = libxl_xs_read(ctx, t, tmppath); |
| keir@20542 | 2345 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/dev-%d", be_path, j - 1), tmp, strlen(tmp)); |
| keir@20542 | 2346 xs_rm(ctx->xsh, t, tmppath); |
| keir@20542 | 2347 tmppath = libxl_sprintf(ctx, "%s/key-%d", be_path, j); |
| keir@20542 | 2348 tmp = libxl_xs_read(ctx, t, tmppath); |
| keir@20542 | 2349 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/key-%d", be_path, j - 1), tmp, strlen(tmp)); |
| keir@20542 | 2350 xs_rm(ctx->xsh, t, tmppath); |
| keir@20542 | 2351 tmppath = libxl_sprintf(ctx, "%s/vdev-%d", be_path, j); |
| keir@20542 | 2352 tmp = libxl_xs_read(ctx, t, tmppath); |
| keir@20542 | 2353 if (tmp) { |
| keir@20542 | 2354 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/vdev-%d", be_path, j - 1), tmp, strlen(tmp)); |
| keir@20542 | 2355 xs_rm(ctx->xsh, t, tmppath); |
| keir@20542 | 2356 } |
| keir@20542 | 2357 tmppath = libxl_sprintf(ctx, "%s/opts-%d", be_path, j); |
| keir@20542 | 2358 tmp = libxl_xs_read(ctx, t, tmppath); |
| keir@20542 | 2359 if (tmp) { |
| keir@20542 | 2360 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/opts-%d", be_path, j - 1), tmp, strlen(tmp)); |
| keir@20542 | 2361 xs_rm(ctx->xsh, t, tmppath); |
| keir@20542 | 2362 } |
| keir@20542 | 2363 tmppath = libxl_sprintf(ctx, "%s/vdevfn-%d", be_path, j); |
| keir@20542 | 2364 tmp = libxl_xs_read(ctx, t, tmppath); |
| keir@20542 | 2365 if (tmp) { |
| keir@20542 | 2366 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/vdevfn-%d", be_path, j - 1), tmp, strlen(tmp)); |
| keir@20542 | 2367 xs_rm(ctx->xsh, t, tmppath); |
| keir@20542 | 2368 } |
| keir@20542 | 2369 } |
| keir@20542 | 2370 if (!xs_transaction_end(ctx->xsh, t, 0)) |
| keir@20542 | 2371 if (errno == EAGAIN) |
| keir@20542 | 2372 goto retry_transaction2; |
| keir@20542 | 2373 |
| keir@20542 | 2374 if (num == 1) { |
| keir@20542 | 2375 char *fe_path = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/frontend", be_path)); |
| keir@20542 | 2376 libxl_device_destroy(ctx, be_path, 1); |
| keir@20542 | 2377 xs_rm(ctx->xsh, XBT_NULL, be_path); |
| keir@20542 | 2378 xs_rm(ctx->xsh, XBT_NULL, fe_path); |
| keir@20542 | 2379 return 0; |
| keir@20542 | 2380 } |
| keir@20542 | 2381 |
| keir@20482 | 2382 return 0; |
| keir@20462 | 2383 } |
| keir@20462 | 2384 |
| keir@20482 | 2385 int libxl_device_pci_add(struct libxl_ctx *ctx, uint32_t domid, libxl_device_pci *pcidev) |
| keir@20462 | 2386 { |
| keir@20779 | 2387 char *path; |
| keir@20482 | 2388 char *state, *vdevfn; |
| keir@20482 | 2389 int rc, hvm; |
| keir@20542 | 2390 int stubdomid = 0; |
| keir@20482 | 2391 |
| keir@20482 | 2392 /* TODO: check if the device can be assigned */ |
| keir@20482 | 2393 |
| Ian@21711 | 2394 libxl_device_pci_reset(ctx, pcidev->domain, pcidev->bus, pcidev->dev, pcidev->func); |
| keir@20482 | 2395 |
| keir@20779 | 2396 stubdomid = libxl_get_stubdom_id(ctx, domid); |
| keir@20779 | 2397 if (stubdomid != 0) { |
| keir@20542 | 2398 libxl_device_pci pcidev_s = *pcidev; |
| keir@20542 | 2399 libxl_device_pci_add(ctx, stubdomid, &pcidev_s); |
| keir@20542 | 2400 } |
| keir@20542 | 2401 |
| keir@20482 | 2402 hvm = is_hvm(ctx, domid); |
| keir@20482 | 2403 if (hvm) { |
| keir@20831 | 2404 if (libxl_wait_for_device_model(ctx, domid, "running", NULL, NULL) < 0) { |
| keir@20482 | 2405 return -1; |
| keir@20482 | 2406 } |
| keir@20779 | 2407 path = libxl_sprintf(ctx, "/local/domain/0/device-model/%d/state", domid); |
| keir@20482 | 2408 state = libxl_xs_read(ctx, XBT_NULL, path); |
| keir@20779 | 2409 path = libxl_sprintf(ctx, "/local/domain/0/device-model/%d/parameter", domid); |
| keir@20482 | 2410 if (pcidev->vdevfn) |
| keir@20482 | 2411 libxl_xs_write(ctx, XBT_NULL, path, PCI_BDF_VDEVFN, pcidev->domain, |
| keir@20482 | 2412 pcidev->bus, pcidev->dev, pcidev->func, pcidev->vdevfn); |
| keir@20482 | 2413 else |
| keir@20482 | 2414 libxl_xs_write(ctx, XBT_NULL, path, PCI_BDF, pcidev->domain, |
| keir@20482 | 2415 pcidev->bus, pcidev->dev, pcidev->func); |
| keir@20779 | 2416 path = libxl_sprintf(ctx, "/local/domain/0/device-model/%d/command", domid); |
| keir@20482 | 2417 xs_write(ctx->xsh, XBT_NULL, path, "pci-ins", strlen("pci-ins")); |
| keir@20831 | 2418 if (libxl_wait_for_device_model(ctx, domid, "pci-inserted", NULL, NULL) < 0) |
| keir@20512 | 2419 XL_LOG(ctx, XL_LOG_ERROR, "Device Model didn't respond in time"); |
| keir@20779 | 2420 path = libxl_sprintf(ctx, "/local/domain/0/device-model/%d/parameter", domid); |
| keir@20482 | 2421 vdevfn = libxl_xs_read(ctx, XBT_NULL, path); |
| keir@20482 | 2422 sscanf(vdevfn + 2, "%x", &pcidev->vdevfn); |
| keir@20779 | 2423 path = libxl_sprintf(ctx, "/local/domain/0/device-model/%d/state", domid); |
| keir@20482 | 2424 xs_write(ctx->xsh, XBT_NULL, path, state, strlen(state)); |
| keir@20482 | 2425 } else { |
| keir@20542 | 2426 char *sysfs_path = libxl_sprintf(ctx, SYSFS_PCI_DEV"/"PCI_BDF"/resource", pcidev->domain, |
| keir@20482 | 2427 pcidev->bus, pcidev->dev, pcidev->func); |
| keir@20482 | 2428 FILE *f = fopen(sysfs_path, "r"); |
| keir@21517 | 2429 unsigned long long start = 0, end = 0, flags = 0, size = 0; |
| keir@20482 | 2430 int irq = 0; |
| keir@20482 | 2431 int i; |
| keir@20482 | 2432 |
| keir@20482 | 2433 if (f == NULL) { |
| keir@20512 | 2434 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "Couldn't open %s", sysfs_path); |
| keir@20482 | 2435 return -1; |
| keir@20482 | 2436 } |
| keir@20482 | 2437 for (i = 0; i < PROC_PCI_NUM_RESOURCES; i++) { |
| keir@21517 | 2438 if (fscanf(f, "0x%llx 0x%llx 0x%llx\n", &start, &end, &flags) != 3) |
| keir@21466 | 2439 continue; |
| keir@20482 | 2440 size = end - start + 1; |
| keir@20482 | 2441 if (start) { |
| keir@20482 | 2442 if (flags & PCI_BAR_IO) { |
| keir@20482 | 2443 rc = xc_domain_ioport_permission(ctx->xch, domid, start, size, 1); |
| keir@20482 | 2444 if (rc < 0) |
| keir@21517 | 2445 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "Error: xc_domain_ioport_permission error 0x%llx/0x%llx", start, size); |
| keir@20482 | 2446 } else { |
| keir@20482 | 2447 rc = xc_domain_iomem_permission(ctx->xch, domid, start>>XC_PAGE_SHIFT, |
| keir@20482 | 2448 (size+(XC_PAGE_SIZE-1))>>XC_PAGE_SHIFT, 1); |
| keir@20482 | 2449 if (rc < 0) |
| keir@21537 | 2450 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "Error: xc_domain_iomem_permission error 0x%llx/0x%llx", start, size); |
| keir@20482 | 2451 } |
| keir@20482 | 2452 } |
| keir@20482 | 2453 } |
| keir@20482 | 2454 fclose(f); |
| keir@20542 | 2455 sysfs_path = libxl_sprintf(ctx, SYSFS_PCI_DEV"/"PCI_BDF"/irq", pcidev->domain, |
| keir@20482 | 2456 pcidev->bus, pcidev->dev, pcidev->func); |
| keir@20482 | 2457 f = fopen(sysfs_path, "r"); |
| keir@20482 | 2458 if (f == NULL) { |
| keir@20512 | 2459 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "Couldn't open %s", sysfs_path); |
| keir@20482 | 2460 goto out; |
| keir@20482 | 2461 } |
| keir@21466 | 2462 if ((fscanf(f, "%u", &irq) == 1) && irq) { |
| keir@20482 | 2463 rc = xc_physdev_map_pirq(ctx->xch, domid, irq, &irq); |
| keir@20482 | 2464 if (rc < 0) { |
| keir@20512 | 2465 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "Error: xc_physdev_map_pirq irq=%d", irq); |
| keir@20482 | 2466 } |
| keir@20482 | 2467 rc = xc_domain_irq_permission(ctx->xch, domid, irq, 1); |
| keir@20482 | 2468 if (rc < 0) { |
| keir@20512 | 2469 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "Error: xc_domain_irq_permission irq=%d", irq); |
| keir@20482 | 2470 } |
| keir@20482 | 2471 } |
| keir@20482 | 2472 fclose(f); |
| keir@20482 | 2473 } |
| keir@20482 | 2474 out: |
| keir@20860 | 2475 if (!libxl_is_stubdom(ctx, domid, NULL)) { |
| keir@20779 | 2476 rc = xc_assign_device(ctx->xch, domid, pcidev->value); |
| keir@20779 | 2477 if (rc < 0) |
| keir@20542 | 2478 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_assign_device failed"); |
| keir@20542 | 2479 } |
| keir@20482 | 2480 |
| keir@20482 | 2481 libxl_device_pci_add_xenstore(ctx, domid, pcidev); |
| keir@20482 | 2482 return 0; |
| keir@20462 | 2483 } |
| keir@20462 | 2484 |
| keir@20482 | 2485 int libxl_device_pci_remove(struct libxl_ctx *ctx, uint32_t domid, libxl_device_pci *pcidev) |
| keir@20462 | 2486 { |
| keir@20779 | 2487 char *path; |
| keir@20482 | 2488 char *state; |
| keir@20482 | 2489 int hvm, rc; |
| keir@20542 | 2490 int stubdomid = 0; |
| keir@20482 | 2491 |
| keir@20482 | 2492 /* TODO: check if the device can be detached */ |
| keir@20542 | 2493 libxl_device_pci_remove_xenstore(ctx, domid, pcidev); |
| keir@20482 | 2494 |
| keir@20482 | 2495 hvm = is_hvm(ctx, domid); |
| keir@20482 | 2496 if (hvm) { |
| keir@20831 | 2497 if (libxl_wait_for_device_model(ctx, domid, "running", NULL, NULL) < 0) { |
| keir@20482 | 2498 return -1; |
| keir@20482 | 2499 } |
| keir@20779 | 2500 path = libxl_sprintf(ctx, "/local/domain/0/device-model/%d/state", domid); |
| keir@20482 | 2501 state = libxl_xs_read(ctx, XBT_NULL, path); |
| keir@20779 | 2502 path = libxl_sprintf(ctx, "/local/domain/0/device-model/%d/parameter", domid); |
| keir@20482 | 2503 libxl_xs_write(ctx, XBT_NULL, path, PCI_BDF, pcidev->domain, |
| keir@20482 | 2504 pcidev->bus, pcidev->dev, pcidev->func); |
| keir@20779 | 2505 path = libxl_sprintf(ctx, "/local/domain/0/device-model/%d/command", domid); |
| keir@20482 | 2506 xs_write(ctx->xsh, XBT_NULL, path, "pci-rem", strlen("pci-rem")); |
| keir@20831 | 2507 if (libxl_wait_for_device_model(ctx, domid, "pci-removed", NULL, NULL) < 0) { |
| keir@20512 | 2508 XL_LOG(ctx, XL_LOG_ERROR, "Device Model didn't respond in time"); |
| keir@20482 | 2509 return -1; |
| keir@20482 | 2510 } |
| keir@20779 | 2511 path = libxl_sprintf(ctx, "/local/domain/0/device-model/%d/state", domid); |
| keir@20482 | 2512 xs_write(ctx->xsh, XBT_NULL, path, state, strlen(state)); |
| keir@20482 | 2513 } else { |
| keir@20542 | 2514 char *sysfs_path = libxl_sprintf(ctx, SYSFS_PCI_DEV"/"PCI_BDF"/resource", pcidev->domain, |
| keir@20482 | 2515 pcidev->bus, pcidev->dev, pcidev->func); |
| keir@20482 | 2516 FILE *f = fopen(sysfs_path, "r"); |
| keir@20482 | 2517 unsigned int start = 0, end = 0, flags = 0, size = 0; |
| keir@20482 | 2518 int irq = 0; |
| keir@20482 | 2519 int i; |
| keir@20482 | 2520 |
| keir@20482 | 2521 if (f == NULL) { |
| keir@20512 | 2522 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "Couldn't open %s", sysfs_path); |
| keir@20482 | 2523 goto skip1; |
| keir@20482 | 2524 } |
| keir@20482 | 2525 for (i = 0; i < PROC_PCI_NUM_RESOURCES; i++) { |
| keir@21466 | 2526 if (fscanf(f, "0x%x 0x%x 0x%x\n", &start, &end, &flags) != 3) |
| keir@21466 | 2527 continue; |
| keir@20482 | 2528 size = end - start + 1; |
| keir@20482 | 2529 if (start) { |
| keir@20482 | 2530 if (flags & PCI_BAR_IO) { |
| keir@20482 | 2531 rc = xc_domain_ioport_permission(ctx->xch, domid, start, size, 0); |
| keir@20482 | 2532 if (rc < 0) |
| keir@20512 | 2533 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_domain_ioport_permission error 0x%x/0x%x", start, size); |
| keir@20482 | 2534 } else { |
| keir@20482 | 2535 rc = xc_domain_iomem_permission(ctx->xch, domid, start>>XC_PAGE_SHIFT, |
| keir@20482 | 2536 (size+(XC_PAGE_SIZE-1))>>XC_PAGE_SHIFT, 0); |
| keir@20482 | 2537 if (rc < 0) |
| keir@20512 | 2538 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_domain_iomem_permission error 0x%x/0x%x", start, size); |
| keir@20482 | 2539 } |
| keir@20482 | 2540 } |
| keir@20482 | 2541 } |
| keir@20482 | 2542 fclose(f); |
| keir@20482 | 2543 skip1: |
| keir@20542 | 2544 sysfs_path = libxl_sprintf(ctx, SYSFS_PCI_DEV"/"PCI_BDF"/irq", pcidev->domain, |
| keir@20482 | 2545 pcidev->bus, pcidev->dev, pcidev->func); |
| keir@20482 | 2546 f = fopen(sysfs_path, "r"); |
| keir@20482 | 2547 if (f == NULL) { |
| keir@20512 | 2548 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "Couldn't open %s", sysfs_path); |
| keir@20482 | 2549 goto out; |
| keir@20482 | 2550 } |
| keir@21466 | 2551 if ((fscanf(f, "%u", &irq) == 1) && irq) { |
| keir@20482 | 2552 rc = xc_physdev_unmap_pirq(ctx->xch, domid, irq); |
| keir@20482 | 2553 if (rc < 0) { |
| keir@20512 | 2554 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_physdev_map_pirq irq=%d", irq); |
| keir@20482 | 2555 } |
| keir@20482 | 2556 rc = xc_domain_irq_permission(ctx->xch, domid, irq, 0); |
| keir@20482 | 2557 if (rc < 0) { |
| keir@20512 | 2558 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_domain_irq_permission irq=%d", irq); |
| keir@20482 | 2559 } |
| keir@20482 | 2560 } |
| keir@20482 | 2561 fclose(f); |
| keir@20482 | 2562 } |
| keir@20482 | 2563 out: |
| Ian@21711 | 2564 libxl_device_pci_reset(ctx, pcidev->domain, pcidev->bus, pcidev->dev, pcidev->func); |
| keir@20482 | 2565 |
| keir@20860 | 2566 if (!libxl_is_stubdom(ctx, domid, NULL)) { |
| keir@20779 | 2567 rc = xc_deassign_device(ctx->xch, domid, pcidev->value); |
| keir@20779 | 2568 if (rc < 0) |
| keir@20542 | 2569 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_deassign_device failed"); |
| keir@20542 | 2570 } |
| keir@20542 | 2571 |
| keir@20779 | 2572 stubdomid = libxl_get_stubdom_id(ctx, domid); |
| keir@20779 | 2573 if (stubdomid != 0) { |
| keir@20542 | 2574 libxl_device_pci pcidev_s = *pcidev; |
| keir@20542 | 2575 libxl_device_pci_remove(ctx, stubdomid, &pcidev_s); |
| keir@20542 | 2576 } |
| keir@20542 | 2577 |
| keir@20482 | 2578 return 0; |
| keir@20462 | 2579 } |
| keir@20482 | 2580 |
| keir@20482 | 2581 libxl_device_pci *libxl_device_pci_list(struct libxl_ctx *ctx, uint32_t domid, int *num) |
| keir@20482 | 2582 { |
| keir@20482 | 2583 char *be_path, *num_devs, *xsdev, *xsvdevfn, *xsopts; |
| keir@20482 | 2584 int n, i; |
| keir@20482 | 2585 unsigned int domain = 0, bus = 0, dev = 0, func = 0, vdevfn = 0; |
| keir@20482 | 2586 libxl_device_pci *pcidevs; |
| keir@20482 | 2587 |
| keir@20516 | 2588 be_path = libxl_sprintf(ctx, "%s/backend/pci/%d/0", libxl_xs_get_dompath(ctx, 0), domid); |
| keir@20482 | 2589 num_devs = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/num_devs", be_path)); |
| keir@20482 | 2590 if (!num_devs) { |
| keir@20482 | 2591 *num = 0; |
| keir@20482 | 2592 return NULL; |
| keir@20482 | 2593 } |
| keir@20482 | 2594 n = atoi(num_devs); |
| keir@20779 | 2595 pcidevs = calloc(n, sizeof(libxl_device_pci)); |
| keir@20482 | 2596 *num = n; |
| keir@20482 | 2597 |
| keir@20482 | 2598 for (i = 0; i < n; i++) { |
| keir@20482 | 2599 xsdev = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/dev-%d", be_path, i)); |
| keir@20482 | 2600 sscanf(xsdev, PCI_BDF, &domain, &bus, &dev, &func); |
| keir@20482 | 2601 xsvdevfn = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/vdevfn-%d", be_path, i)); |
| keir@20482 | 2602 if (xsvdevfn) |
| keir@20482 | 2603 vdevfn = strtol(xsvdevfn, (char **) NULL, 16); |
| keir@20482 | 2604 libxl_device_pci_init(pcidevs + i, domain, bus, dev, func, vdevfn); |
| keir@20482 | 2605 xsopts = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/opts-%d", be_path, i)); |
| keir@20482 | 2606 if (xsopts) { |
| keir@20482 | 2607 char *saveptr; |
| keir@20482 | 2608 char *p = strtok_r(xsopts, ",=", &saveptr); |
| keir@20482 | 2609 do { |
| keir@20482 | 2610 while (*p == ' ') |
| keir@20482 | 2611 p++; |
| keir@20482 | 2612 if (!strcmp(p, "msitranslate")) { |
| keir@20482 | 2613 p = strtok_r(NULL, ",=", &saveptr); |
| keir@20482 | 2614 pcidevs[i].msitranslate = atoi(p); |
| keir@20482 | 2615 } else if (!strcmp(p, "power_mgmt")) { |
| keir@20482 | 2616 p = strtok_r(NULL, ",=", &saveptr); |
| keir@20482 | 2617 pcidevs[i].power_mgmt = atoi(p); |
| keir@20482 | 2618 } |
| keir@20482 | 2619 } while ((p = strtok_r(NULL, ",=", &saveptr)) != NULL); |
| keir@20482 | 2620 } |
| keir@20482 | 2621 } |
| keir@20482 | 2622 return pcidevs; |
| keir@20482 | 2623 } |
| keir@20482 | 2624 |
| keir@20482 | 2625 int libxl_device_pci_shutdown(struct libxl_ctx *ctx, uint32_t domid) |
| keir@20482 | 2626 { |
| keir@20482 | 2627 libxl_device_pci *pcidevs; |
| keir@20482 | 2628 int num, i; |
| keir@20482 | 2629 |
| keir@20482 | 2630 pcidevs = libxl_device_pci_list(ctx, domid, &num); |
| keir@20482 | 2631 for (i = 0; i < num; i++) { |
| keir@20482 | 2632 if (libxl_device_pci_remove(ctx, domid, pcidevs + i) < 0) |
| keir@20482 | 2633 return -1; |
| keir@20482 | 2634 } |
| keir@20516 | 2635 free(pcidevs); |
| keir@20482 | 2636 return 0; |
| keir@20482 | 2637 } |
| keir@20482 | 2638 |
| keir@21404 | 2639 int libxl_domain_setmaxmem(struct libxl_ctx *ctx, uint32_t domid, uint32_t max_memkb) |
| keir@21404 | 2640 { |
| keir@21404 | 2641 char *mem, *endptr; |
| keir@21404 | 2642 uint32_t memorykb; |
| keir@21404 | 2643 char *dompath = libxl_xs_get_dompath(ctx, domid); |
| keir@21404 | 2644 |
| keir@21404 | 2645 mem = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/memory/target", dompath)); |
| keir@21404 | 2646 if (!mem) { |
| keir@21404 | 2647 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "cannot get memory info from %s/memory/target\n", dompath); |
| keir@21404 | 2648 return 1; |
| keir@21404 | 2649 } |
| keir@21404 | 2650 memorykb = strtoul(mem, &endptr, 10); |
| keir@21404 | 2651 if (*endptr != '\0') { |
| keir@21404 | 2652 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "invalid memory %s from %s/memory/target\n", mem, dompath); |
| keir@21404 | 2653 return 1; |
| keir@21404 | 2654 } |
| keir@21404 | 2655 |
| keir@21404 | 2656 if (max_memkb < memorykb) { |
| keir@21404 | 2657 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "memory_static_max must be greater than or or equal to memory_dynamic_max\n"); |
| keir@21404 | 2658 return 1; |
| keir@21404 | 2659 } |
| keir@21404 | 2660 |
| keir@21404 | 2661 if (domid != 0) |
| keir@21404 | 2662 libxl_xs_write(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/memory/static-max", dompath), "%lu", max_memkb); |
| keir@21404 | 2663 |
| keir@21422 | 2664 return 0; |
| keir@21404 | 2665 } |
| keir@21404 | 2666 |
| keir@21422 | 2667 int libxl_set_memory_target(struct libxl_ctx *ctx, uint32_t domid, uint32_t target_memkb, int enforce) |
| keir@20647 | 2668 { |
| keir@20647 | 2669 int rc = 0; |
| keir@21422 | 2670 uint32_t memorykb = 0, videoram = 0; |
| keir@21405 | 2671 char *memmax, *endptr, *videoram_s = NULL; |
| keir@20647 | 2672 char *dompath = libxl_xs_get_dompath(ctx, domid); |
| keir@21374 | 2673 xc_domaininfo_t info; |
| keir@21374 | 2674 struct libxl_dominfo ptr; |
| keir@21374 | 2675 char *uuid; |
| keir@20542 | 2676 |
| keir@21405 | 2677 if (domid) { |
| keir@21405 | 2678 memmax = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/memory/static-max", dompath)); |
| keir@21405 | 2679 if (!memmax) { |
| keir@21405 | 2680 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, |
| keir@21405 | 2681 "cannot get memory info from %s/memory/static-max\n", dompath); |
| keir@21405 | 2682 return 1; |
| keir@21405 | 2683 } |
| keir@21405 | 2684 memorykb = strtoul(memmax, &endptr, 10); |
| keir@21405 | 2685 if (*endptr != '\0') { |
| keir@21405 | 2686 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, |
| keir@21405 | 2687 "invalid max memory %s from %s/memory/static-max\n", memmax, dompath); |
| keir@21405 | 2688 return 1; |
| keir@21405 | 2689 } |
| keir@21405 | 2690 |
| keir@21405 | 2691 if (target_memkb > memorykb) { |
| keir@21504 | 2692 XL_LOG(ctx, XL_LOG_ERROR, |
| keir@21405 | 2693 "memory_dynamic_max must be less than or equal to memory_static_max\n"); |
| keir@21405 | 2694 return 1; |
| keir@21405 | 2695 } |
| keir@21405 | 2696 } |
| keir@21405 | 2697 |
| keir@20647 | 2698 videoram_s = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/memory/videoram", dompath)); |
| keir@21314 | 2699 videoram = videoram_s ? atoi(videoram_s) : 0; |
| keir@20647 | 2700 |
| keir@20647 | 2701 libxl_xs_write(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/memory/target", dompath), "%lu", target_memkb); |
| keir@21374 | 2702 |
| keir@21374 | 2703 rc = xc_domain_getinfolist(ctx->xch, domid, 1, &info); |
| keir@21374 | 2704 if (rc != 1 || info.domain != domid) |
| keir@21374 | 2705 return rc; |
| keir@21374 | 2706 xcinfo2xlinfo(&info, &ptr); |
| keir@21374 | 2707 uuid = libxl_uuid2string(ctx, ptr.uuid); |
| keir@21374 | 2708 libxl_xs_write(ctx, XBT_NULL, libxl_sprintf(ctx, "/vm/%s/memory", uuid), "%lu", target_memkb / 1024); |
| keir@21374 | 2709 |
| keir@21422 | 2710 if (enforce || !domid) |
| keir@21422 | 2711 memorykb = target_memkb; |
| keir@21422 | 2712 rc = xc_domain_setmaxmem(ctx->xch, domid, memorykb + LIBXL_MAXMEM_CONSTANT); |
| keir@21422 | 2713 if (rc != 0) |
| keir@21422 | 2714 return rc; |
| keir@20647 | 2715 rc = xc_domain_memory_set_pod_target(ctx->xch, domid, (target_memkb - videoram) / 4, NULL, NULL, NULL); |
| keir@20647 | 2716 return rc; |
| keir@20647 | 2717 } |
| keir@20875 | 2718 |
| keir@20875 | 2719 int libxl_button_press(struct libxl_ctx *ctx, uint32_t domid, libxl_button button) |
| keir@20875 | 2720 { |
| keir@20875 | 2721 int rc = -1; |
| keir@20875 | 2722 |
| keir@20875 | 2723 switch (button) { |
| keir@20875 | 2724 case POWER_BUTTON: |
| keir@20875 | 2725 rc = xc_domain_send_trigger(ctx->xch, domid, XEN_DOMCTL_SENDTRIGGER_POWER, 0); |
| keir@20875 | 2726 break; |
| keir@20875 | 2727 case SLEEP_BUTTON: |
| keir@20875 | 2728 rc = xc_domain_send_trigger(ctx->xch, domid, XEN_DOMCTL_SENDTRIGGER_SLEEP, 0); |
| keir@20875 | 2729 break; |
| keir@20875 | 2730 default: |
| keir@20875 | 2731 break; |
| keir@20875 | 2732 } |
| keir@20875 | 2733 |
| keir@20875 | 2734 return rc; |
| keir@20875 | 2735 } |
| keir@21141 | 2736 |
| keir@21141 | 2737 int libxl_get_physinfo(struct libxl_ctx *ctx, struct libxl_physinfo *physinfo) |
| keir@21141 | 2738 { |
| keir@21141 | 2739 xc_physinfo_t xcphysinfo = { 0 }; |
| keir@21141 | 2740 int rc; |
| keir@21141 | 2741 |
| keir@21141 | 2742 rc = xc_physinfo(ctx->xch, &xcphysinfo); |
| keir@21141 | 2743 if (rc != 0) { |
| keir@21141 | 2744 return rc; |
| keir@21141 | 2745 } |
| keir@21141 | 2746 physinfo->threads_per_core = xcphysinfo.threads_per_core; |
| keir@21141 | 2747 physinfo->cores_per_socket = xcphysinfo.cores_per_socket; |
| keir@21142 | 2748 physinfo->max_cpu_id = xcphysinfo.max_cpu_id; |
| keir@21141 | 2749 physinfo->nr_cpus = xcphysinfo.nr_cpus; |
| keir@21141 | 2750 physinfo->cpu_khz = xcphysinfo.cpu_khz; |
| keir@21141 | 2751 physinfo->total_pages = xcphysinfo.total_pages; |
| keir@21141 | 2752 physinfo->free_pages = xcphysinfo.free_pages; |
| keir@21141 | 2753 physinfo->scrub_pages = xcphysinfo.scrub_pages; |
| keir@21264 | 2754 physinfo->nr_nodes = xcphysinfo.nr_nodes; |
| keir@21264 | 2755 memcpy(physinfo->hw_cap,xcphysinfo.hw_cap, sizeof(physinfo->hw_cap)); |
| keir@21264 | 2756 physinfo->phys_cap = xcphysinfo.capabilities; |
| keir@21264 | 2757 |
| keir@21141 | 2758 return 0; |
| keir@21141 | 2759 } |
| keir@21141 | 2760 |
| keir@21266 | 2761 const libxl_version_info* libxl_get_version_info(struct libxl_ctx *ctx) |
| keir@21266 | 2762 { |
| keir@21266 | 2763 union { |
| keir@21266 | 2764 xen_extraversion_t xen_extra; |
| keir@21266 | 2765 xen_compile_info_t xen_cc; |
| keir@21266 | 2766 xen_changeset_info_t xen_chgset; |
| keir@21266 | 2767 xen_capabilities_info_t xen_caps; |
| keir@21266 | 2768 xen_platform_parameters_t p_parms; |
| keir@21266 | 2769 xen_commandline_t xen_commandline; |
| keir@21266 | 2770 } u; |
| keir@21266 | 2771 long xen_version; |
| keir@21266 | 2772 libxl_version_info *info = &ctx->version_info; |
| keir@21266 | 2773 |
| keir@21266 | 2774 if (info->xen_version_extra != NULL) |
| keir@21266 | 2775 return info; |
| keir@21266 | 2776 |
| keir@21266 | 2777 xen_version = xc_version(ctx->xch, XENVER_version, NULL); |
| keir@21266 | 2778 info->xen_version_major = xen_version >> 16; |
| keir@21266 | 2779 info->xen_version_minor = xen_version & 0xFF; |
| keir@21266 | 2780 xc_version(ctx->xch, XENVER_extraversion, &u.xen_extra); |
| keir@21266 | 2781 info->xen_version_extra = libxl_sprintf(ctx, "%s", u.xen_extra); |
| keir@21266 | 2782 |
| keir@21266 | 2783 xc_version(ctx->xch, XENVER_compile_info, &u.xen_cc); |
| keir@21266 | 2784 info->compiler = libxl_sprintf(ctx, "%s", u.xen_cc.compiler); |
| keir@21266 | 2785 info->compile_by = libxl_sprintf(ctx, "%s", u.xen_cc.compile_by); |
| keir@21266 | 2786 info->compile_domain = libxl_sprintf(ctx, "%s", u.xen_cc.compile_domain); |
| keir@21266 | 2787 info->compile_date = libxl_sprintf(ctx, "%s", u.xen_cc.compile_date); |
| keir@21266 | 2788 |
| keir@21266 | 2789 xc_version(ctx->xch, XENVER_capabilities, &u.xen_caps); |
| keir@21266 | 2790 info->capabilities = libxl_sprintf(ctx, "%s", u.xen_caps); |
| keir@21266 | 2791 |
| keir@21266 | 2792 xc_version(ctx->xch, XENVER_changeset, &u.xen_chgset); |
| keir@21266 | 2793 info->changeset = libxl_sprintf(ctx, "%s", u.xen_chgset); |
| keir@21266 | 2794 |
| keir@21266 | 2795 xc_version(ctx->xch, XENVER_platform_parameters, &u.p_parms); |
| keir@21266 | 2796 info->virt_start = u.p_parms.virt_start; |
| keir@21266 | 2797 |
| keir@21266 | 2798 info->pagesize = xc_version(ctx->xch, XENVER_pagesize, NULL); |
| keir@21266 | 2799 |
| keir@21266 | 2800 xc_version(ctx->xch, XENVER_commandline, &u.xen_commandline); |
| keir@21266 | 2801 info->commandline = libxl_sprintf(ctx, "%s", u.xen_commandline); |
| keir@21266 | 2802 |
| keir@21266 | 2803 return info; |
| keir@21266 | 2804 } |
| keir@21266 | 2805 |
| keir@21141 | 2806 struct libxl_vcpuinfo *libxl_list_vcpu(struct libxl_ctx *ctx, uint32_t domid, |
| keir@21141 | 2807 int *nb_vcpu, int *cpusize) |
| keir@21141 | 2808 { |
| keir@21141 | 2809 struct libxl_vcpuinfo *ptr, *ret; |
| keir@21141 | 2810 xc_domaininfo_t domaininfo; |
| keir@21141 | 2811 xc_vcpuinfo_t vcpuinfo; |
| keir@21141 | 2812 xc_physinfo_t physinfo = { 0 }; |
| keir@21141 | 2813 |
| keir@21141 | 2814 if (xc_domain_getinfolist(ctx->xch, domid, 1, &domaininfo) != 1) { |
| keir@21141 | 2815 return NULL; |
| keir@21141 | 2816 } |
| keir@21141 | 2817 if (xc_physinfo(ctx->xch, &physinfo) == -1) { |
| keir@21141 | 2818 return NULL; |
| keir@21141 | 2819 } |
| keir@21141 | 2820 *cpusize = physinfo.max_cpu_id + 1; |
| keir@21141 | 2821 ptr = libxl_calloc(ctx, domaininfo.max_vcpu_id + 1, sizeof (struct libxl_vcpuinfo)); |
| keir@21141 | 2822 if (!ptr) { |
| keir@21141 | 2823 return NULL; |
| keir@21141 | 2824 } |
| keir@21141 | 2825 |
| keir@21141 | 2826 ret = ptr; |
| keir@21141 | 2827 for (*nb_vcpu = 0; *nb_vcpu <= domaininfo.max_vcpu_id; ++*nb_vcpu, ++ptr) { |
| keir@21141 | 2828 ptr->cpumap = libxl_calloc(ctx, (*cpusize + 63) / 64, sizeof (uint64_t)); |
| keir@21141 | 2829 if (!ptr->cpumap) { |
| keir@21141 | 2830 return NULL; |
| keir@21141 | 2831 } |
| keir@21141 | 2832 if (xc_vcpu_getinfo(ctx->xch, domid, *nb_vcpu, &vcpuinfo) == -1) { |
| keir@21141 | 2833 return NULL; |
| keir@21141 | 2834 } |
| keir@21141 | 2835 if (xc_vcpu_getaffinity(ctx->xch, domid, *nb_vcpu, ptr->cpumap, *cpusize) == -1) { |
| keir@21141 | 2836 return NULL; |
| keir@21141 | 2837 } |
| keir@21141 | 2838 ptr->vcpuid = *nb_vcpu; |
| keir@21141 | 2839 ptr->cpu = vcpuinfo.cpu; |
| keir@21141 | 2840 ptr->online = !!vcpuinfo.online; |
| keir@21141 | 2841 ptr->blocked = !!vcpuinfo.blocked; |
| keir@21141 | 2842 ptr->running = !!vcpuinfo.running; |
| keir@21141 | 2843 ptr->vcpu_time = vcpuinfo.cpu_time; |
| keir@21141 | 2844 } |
| keir@21141 | 2845 return ret; |
| keir@21141 | 2846 } |
| keir@21142 | 2847 |
| keir@21142 | 2848 int libxl_set_vcpuaffinity(struct libxl_ctx *ctx, uint32_t domid, uint32_t vcpuid, |
| keir@21142 | 2849 uint64_t *cpumap, int cpusize) |
| keir@21142 | 2850 { |
| keir@21142 | 2851 return (xc_vcpu_setaffinity(ctx->xch, domid, vcpuid, cpumap, cpusize)); |
| keir@21142 | 2852 } |
| keir@21143 | 2853 |
| keir@21143 | 2854 int libxl_set_vcpucount(struct libxl_ctx *ctx, uint32_t domid, uint32_t count) |
| keir@21143 | 2855 { |
| keir@21143 | 2856 xc_domaininfo_t domaininfo; |
| keir@21143 | 2857 char *dompath; |
| keir@21143 | 2858 int i; |
| keir@21143 | 2859 |
| keir@21143 | 2860 if (xc_domain_getinfolist(ctx->xch, domid, 1, &domaininfo) != 1) { |
| keir@21143 | 2861 return ERROR_FAIL; |
| keir@21143 | 2862 } |
| keir@21143 | 2863 if (!count || ((domaininfo.max_vcpu_id + 1) < count)) { |
| keir@21143 | 2864 return ERROR_INVAL; |
| keir@21143 | 2865 } |
| keir@21143 | 2866 if (!(dompath = libxl_xs_get_dompath(ctx, domid))) |
| keir@21143 | 2867 return ERROR_FAIL; |
| keir@21143 | 2868 |
| keir@21143 | 2869 for (i = 0; i <= domaininfo.max_vcpu_id; ++i) { |
| keir@21143 | 2870 libxl_xs_write(ctx, XBT_NULL, |
| keir@21143 | 2871 libxl_sprintf(ctx, "%s/cpu/%u/availability", dompath, i), |
| keir@21143 | 2872 "%s", ((1 << i) & ((1 << count) - 1)) ? "online" : "offline"); |
| keir@21143 | 2873 } |
| keir@21143 | 2874 return 0; |
| keir@21143 | 2875 } |
| keir@21265 | 2876 |
| keir@21265 | 2877 /* |
| keir@21265 | 2878 * returns one of the XEN_SCHEDULER_* constants from public/domctl.h |
| keir@21265 | 2879 * or -1 if an error occured. |
| keir@21265 | 2880 */ |
| keir@21265 | 2881 int libxl_get_sched_id(struct libxl_ctx *ctx) |
| keir@21265 | 2882 { |
| keir@21265 | 2883 int sched, ret; |
| keir@21265 | 2884 |
| keir@21265 | 2885 if ((ret = xc_sched_id(ctx->xch, &sched)) != 0) |
| keir@21265 | 2886 return ret; |
| keir@21265 | 2887 return sched; |
| keir@21265 | 2888 } |
| keir@21292 | 2889 |
| keir@21292 | 2890 int libxl_sched_credit_domain_get(struct libxl_ctx *ctx, uint32_t domid, struct libxl_sched_credit *scinfo) |
| keir@21292 | 2891 { |
| keir@21292 | 2892 struct xen_domctl_sched_credit sdom; |
| keir@21292 | 2893 int rc; |
| keir@21292 | 2894 |
| keir@21292 | 2895 rc = xc_sched_credit_domain_get(ctx->xch, domid, &sdom); |
| keir@21292 | 2896 if (rc != 0) |
| keir@21292 | 2897 return rc; |
| keir@21292 | 2898 |
| keir@21292 | 2899 scinfo->weight = sdom.weight; |
| keir@21292 | 2900 scinfo->cap = sdom.cap; |
| keir@21292 | 2901 |
| keir@21292 | 2902 return 0; |
| keir@21292 | 2903 } |
| keir@21292 | 2904 |
| keir@21292 | 2905 int libxl_sched_credit_domain_set(struct libxl_ctx *ctx, uint32_t domid, struct libxl_sched_credit *scinfo) |
| keir@21292 | 2906 { |
| keir@21292 | 2907 struct xen_domctl_sched_credit sdom; |
| keir@21292 | 2908 xc_domaininfo_t domaininfo; |
| keir@21292 | 2909 int rc; |
| keir@21292 | 2910 |
| keir@21292 | 2911 rc = xc_domain_getinfolist(ctx->xch, domid, 1, &domaininfo); |
| keir@21292 | 2912 if (rc != 1 || domaininfo.domain != domid) |
| keir@21292 | 2913 return rc; |
| keir@21292 | 2914 |
| keir@21292 | 2915 |
| keir@21292 | 2916 if (scinfo->weight < 1 || scinfo->weight > 65535) { |
| keir@21292 | 2917 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, |
| keir@21292 | 2918 "Cpu weight out of range, valid values are within range from 1 to 65535"); |
| keir@21292 | 2919 return -1; |
| keir@21292 | 2920 } |
| keir@21292 | 2921 |
| keir@21292 | 2922 if (scinfo->cap < 0 || scinfo->cap > (domaininfo.max_vcpu_id + 1) * 100) { |
| keir@21292 | 2923 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, |
| keir@21292 | 2924 "Cpu cap out of range, valid range is from 0 to %d for specified number of vcpus", |
| keir@21292 | 2925 ((domaininfo.max_vcpu_id + 1) * 100)); |
| keir@21292 | 2926 return -1; |
| keir@21292 | 2927 } |
| keir@21292 | 2928 |
| keir@21292 | 2929 sdom.weight = scinfo->weight; |
| keir@21292 | 2930 sdom.cap = scinfo->cap; |
| keir@21292 | 2931 |
| keir@21292 | 2932 rc = xc_sched_credit_domain_set(ctx->xch, domid, &sdom); |
| keir@21292 | 2933 if (rc != 0) |
| keir@21292 | 2934 return rc; |
| keir@21292 | 2935 |
| keir@21292 | 2936 return 0; |
| keir@21292 | 2937 } |
| keir@21292 | 2938 |
| keir@21393 | 2939 static int trigger_type_from_string(char *trigger_name) |
| keir@21393 | 2940 { |
| keir@21393 | 2941 if (!strcmp(trigger_name, "nmi")) |
| keir@21393 | 2942 return XEN_DOMCTL_SENDTRIGGER_NMI; |
| keir@21393 | 2943 else if (!strcmp(trigger_name, "reset")) |
| keir@21393 | 2944 return XEN_DOMCTL_SENDTRIGGER_RESET; |
| keir@21393 | 2945 else if (!strcmp(trigger_name, "init")) |
| keir@21393 | 2946 return XEN_DOMCTL_SENDTRIGGER_INIT; |
| keir@21393 | 2947 else if (!strcmp(trigger_name, "power")) |
| keir@21393 | 2948 return XEN_DOMCTL_SENDTRIGGER_POWER; |
| keir@21393 | 2949 else if (!strcmp(trigger_name, "sleep")) |
| keir@21393 | 2950 return XEN_DOMCTL_SENDTRIGGER_SLEEP; |
| keir@21393 | 2951 else |
| keir@21393 | 2952 return -1; |
| keir@21393 | 2953 } |
| keir@21393 | 2954 |
| keir@21393 | 2955 int libxl_send_trigger(struct libxl_ctx *ctx, uint32_t domid, char *trigger_name, uint32_t vcpuid) |
| keir@21393 | 2956 { |
| keir@21393 | 2957 int rc = -1; |
| keir@21393 | 2958 int trigger_type = trigger_type_from_string(trigger_name); |
| keir@21393 | 2959 |
| keir@21393 | 2960 if (trigger_type == -1) { |
| keir@21393 | 2961 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, -1, |
| keir@21393 | 2962 "Invalid trigger, valid triggers are <nmi|reset|init|power|sleep>"); |
| keir@21393 | 2963 return -1; |
| keir@21393 | 2964 } |
| keir@21393 | 2965 |
| keir@21393 | 2966 rc = xc_domain_send_trigger(ctx->xch, domid, trigger_type, vcpuid); |
| keir@21393 | 2967 if (rc != 0) |
| keir@21393 | 2968 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, |
| keir@21393 | 2969 "Send trigger '%s' failed", trigger_name); |
| keir@21393 | 2970 |
| keir@21393 | 2971 return rc; |
| keir@21393 | 2972 } |
| keir@21402 | 2973 |
| keir@21402 | 2974 int libxl_send_sysrq(struct libxl_ctx *ctx, uint32_t domid, char sysrq) |
| keir@21402 | 2975 { |
| keir@21402 | 2976 char *dompath = libxl_xs_get_dompath(ctx, domid); |
| keir@21402 | 2977 |
| keir@21402 | 2978 libxl_xs_write(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/control/sysrq", dompath), "%c", sysrq); |
| keir@21402 | 2979 |
| keir@21402 | 2980 return 0; |
| keir@21402 | 2981 } |
| keir@21402 | 2982 |
| keir@21472 | 2983 int libxl_send_debug_keys(struct libxl_ctx *ctx, char *keys) |
| keir@21472 | 2984 { |
| keir@21472 | 2985 return xc_send_debug_keys(ctx->xch, keys); |
| keir@21472 | 2986 } |
| keir@21472 | 2987 |
| keir@21496 | 2988 struct libxl_xen_console_reader * |
| keir@21496 | 2989 libxl_xen_console_read_start(struct libxl_ctx *ctx, int clear) |
| keir@21496 | 2990 { |
| keir@21496 | 2991 struct libxl_xen_console_reader *cr; |
| keir@21496 | 2992 unsigned int size = 16384; |
| keir@21496 | 2993 char *buf = malloc(size); |
| keir@21496 | 2994 |
| keir@21496 | 2995 if (!buf) { |
| keir@21496 | 2996 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "cannot malloc buffer for libxl_xen_console_reader," |
| keir@21496 | 2997 " size is %u", size); |
| keir@21496 | 2998 return NULL; |
| keir@21496 | 2999 } |
| keir@21496 | 3000 |
| keir@21496 | 3001 cr = malloc(sizeof(struct libxl_xen_console_reader)); |
| keir@21496 | 3002 if (!cr) { |
| keir@21496 | 3003 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "cannot malloc libxl_xen_console_reader"); |
| keir@21496 | 3004 return NULL; |
| keir@21496 | 3005 } |
| keir@21496 | 3006 |
| keir@21496 | 3007 memset(cr, 0, sizeof(struct libxl_xen_console_reader)); |
| keir@21496 | 3008 cr->buffer = buf; |
| keir@21496 | 3009 cr->size = size; |
| keir@21496 | 3010 cr->count = size; |
| keir@21496 | 3011 cr->clear = clear; |
| keir@21496 | 3012 cr->incremental = 1; |
| keir@21496 | 3013 |
| keir@21496 | 3014 return cr; |
| keir@21496 | 3015 } |
| keir@21496 | 3016 |
| keir@21496 | 3017 /* return values: *line_r |
| keir@21496 | 3018 * 1 success, whole line obtained from buffer non-0 |
| keir@21496 | 3019 * 0 no more lines available right now 0 |
| keir@21496 | 3020 * negative error code ERROR_* 0 |
| keir@21496 | 3021 * On success *line_r is updated to point to a nul-terminated |
| keir@21496 | 3022 * string which is valid until the next call on the same console |
| keir@21496 | 3023 * reader. The libxl caller may overwrite parts of the string |
| keir@21496 | 3024 * if it wishes. */ |
| keir@21496 | 3025 int libxl_xen_console_read_line(struct libxl_ctx *ctx, |
| keir@21496 | 3026 struct libxl_xen_console_reader *cr, |
| keir@21496 | 3027 char **line_r) |
| keir@21496 | 3028 { |
| keir@21496 | 3029 int ret; |
| keir@21496 | 3030 |
| keir@21496 | 3031 memset(cr->buffer, 0, cr->size); |
| keir@21496 | 3032 ret = xc_readconsolering(ctx->xch, &cr->buffer, &cr->count, |
| keir@21496 | 3033 cr->clear, cr->incremental, &cr->index); |
| keir@21496 | 3034 if (!ret) { |
| keir@21496 | 3035 if (cr->count) { |
| keir@21496 | 3036 *line_r = cr->buffer; |
| keir@21496 | 3037 ret = 1; |
| keir@21496 | 3038 } else { |
| keir@21496 | 3039 *line_r = NULL; |
| keir@21496 | 3040 ret = 0; |
| keir@21496 | 3041 } |
| keir@21496 | 3042 } |
| keir@21496 | 3043 |
| keir@21496 | 3044 return ret; |
| keir@21496 | 3045 } |
| keir@21496 | 3046 |
| keir@21496 | 3047 void libxl_xen_console_read_finish(struct libxl_ctx *ctx, |
| keir@21496 | 3048 struct libxl_xen_console_reader *cr) |
| keir@21496 | 3049 { |
| keir@21496 | 3050 free(cr->buffer); |
| keir@21496 | 3051 free(cr); |
| keir@21496 | 3052 } |
| keir@21496 | 3053 |
| keir@21425 | 3054 uint32_t libxl_vm_get_start_time(struct libxl_ctx *ctx, uint32_t domid) |
| keir@21425 | 3055 { |
| keir@21425 | 3056 char *dompath = libxl_xs_get_dompath(ctx, domid); |
| keir@21425 | 3057 char *vm_path, *start_time; |
| keir@21425 | 3058 |
| keir@21425 | 3059 vm_path = libxl_xs_read( |
| keir@21425 | 3060 ctx, XBT_NULL, libxl_sprintf(ctx, "%s/vm", dompath)); |
| keir@21425 | 3061 start_time = libxl_xs_read( |
| keir@21425 | 3062 ctx, XBT_NULL, libxl_sprintf(ctx, "%s/start_time", vm_path)); |
| keir@21425 | 3063 if (start_time == NULL) { |
| keir@21425 | 3064 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, -1, |
| keir@21425 | 3065 "Can't get start time of domain '%d'", domid); |
| keir@21425 | 3066 return -1; |
| keir@21425 | 3067 } |
| keir@21425 | 3068 |
| keir@21425 | 3069 return strtoul(start_time, NULL, 10); |
| keir@21425 | 3070 } |
| keir@21425 | 3071 |
| keir@21471 | 3072 char *libxl_tmem_list(struct libxl_ctx *ctx, uint32_t domid, int use_long) |
| keir@21471 | 3073 { |
| keir@21471 | 3074 int rc; |
| keir@21471 | 3075 char _buf[32768]; |
| keir@21471 | 3076 |
| keir@21471 | 3077 rc = xc_tmem_control(ctx->xch, -1, TMEMC_LIST, domid, 32768, use_long, |
| keir@21471 | 3078 0, _buf); |
| keir@21471 | 3079 if (rc < 0) { |
| keir@21471 | 3080 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, |
| keir@21471 | 3081 "Can not get tmem list"); |
| keir@21471 | 3082 return NULL; |
| keir@21471 | 3083 } |
| keir@21471 | 3084 |
| keir@21471 | 3085 return strdup(_buf); |
| keir@21471 | 3086 } |
| keir@21471 | 3087 |
| keir@21471 | 3088 int libxl_tmem_freeze(struct libxl_ctx *ctx, uint32_t domid) |
| keir@21471 | 3089 { |
| keir@21471 | 3090 int rc; |
| keir@21471 | 3091 |
| keir@21471 | 3092 rc = xc_tmem_control(ctx->xch, -1, TMEMC_FREEZE, domid, 0, 0, |
| keir@21471 | 3093 0, NULL); |
| keir@21471 | 3094 if (rc < 0) { |
| keir@21471 | 3095 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, |
| keir@21471 | 3096 "Can not freeze tmem pools"); |
| keir@21471 | 3097 return -1; |
| keir@21471 | 3098 } |
| keir@21471 | 3099 |
| keir@21471 | 3100 return rc; |
| keir@21471 | 3101 } |
| keir@21471 | 3102 |
| keir@21471 | 3103 int libxl_tmem_destroy(struct libxl_ctx *ctx, uint32_t domid) |
| keir@21471 | 3104 { |
| keir@21471 | 3105 int rc; |
| keir@21471 | 3106 |
| keir@21471 | 3107 rc = xc_tmem_control(ctx->xch, -1, TMEMC_DESTROY, domid, 0, 0, |
| keir@21471 | 3108 0, NULL); |
| keir@21471 | 3109 if (rc < 0) { |
| keir@21471 | 3110 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, |
| keir@21471 | 3111 "Can not destroy tmem pools"); |
| keir@21471 | 3112 return -1; |
| keir@21471 | 3113 } |
| keir@21471 | 3114 |
| keir@21471 | 3115 return rc; |
| keir@21471 | 3116 } |
| keir@21471 | 3117 |
| keir@21471 | 3118 int libxl_tmem_thaw(struct libxl_ctx *ctx, uint32_t domid) |
| keir@21471 | 3119 { |
| keir@21471 | 3120 int rc; |
| keir@21471 | 3121 |
| keir@21471 | 3122 rc = xc_tmem_control(ctx->xch, -1, TMEMC_THAW, domid, 0, 0, |
| keir@21471 | 3123 0, NULL); |
| keir@21471 | 3124 if (rc < 0) { |
| keir@21471 | 3125 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, |
| keir@21471 | 3126 "Can not thaw tmem pools"); |
| keir@21471 | 3127 return -1; |
| keir@21471 | 3128 } |
| keir@21471 | 3129 |
| keir@21471 | 3130 return rc; |
| keir@21471 | 3131 } |
| keir@21471 | 3132 |
| keir@21471 | 3133 static int32_t tmem_setop_from_string(char *set_name) |
| keir@21471 | 3134 { |
| keir@21471 | 3135 if (!strcmp(set_name, "weight")) |
| keir@21471 | 3136 return TMEMC_SET_WEIGHT; |
| keir@21471 | 3137 else if (!strcmp(set_name, "cap")) |
| keir@21471 | 3138 return TMEMC_SET_CAP; |
| keir@21471 | 3139 else if (!strcmp(set_name, "compress")) |
| keir@21471 | 3140 return TMEMC_SET_COMPRESS; |
| keir@21471 | 3141 else |
| keir@21471 | 3142 return -1; |
| keir@21471 | 3143 } |
| keir@21471 | 3144 |
| keir@21471 | 3145 int libxl_tmem_set(struct libxl_ctx *ctx, uint32_t domid, char* name, uint32_t set) |
| keir@21471 | 3146 { |
| keir@21471 | 3147 int rc; |
| keir@21471 | 3148 int32_t subop = tmem_setop_from_string(name); |
| keir@21471 | 3149 |
| keir@21471 | 3150 if (subop == -1) { |
| keir@21471 | 3151 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, -1, |
| keir@21471 | 3152 "Invalid set, valid sets are <weight|cap|compress>"); |
| keir@21471 | 3153 return -1; |
| keir@21471 | 3154 } |
| keir@21471 | 3155 rc = xc_tmem_control(ctx->xch, -1, subop, domid, set, 0, 0, NULL); |
| keir@21471 | 3156 if (rc < 0) { |
| keir@21471 | 3157 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, |
| keir@21471 | 3158 "Can not set tmem %s", name); |
| keir@21471 | 3159 return -1; |
| keir@21471 | 3160 } |
| keir@21471 | 3161 |
| keir@21471 | 3162 return rc; |
| keir@21471 | 3163 } |
| keir@21471 | 3164 |
| keir@21471 | 3165 int libxl_tmem_shared_auth(struct libxl_ctx *ctx, uint32_t domid, |
| keir@21471 | 3166 char* uuid, int auth) |
| keir@21471 | 3167 { |
| keir@21471 | 3168 int rc; |
| keir@21471 | 3169 |
| keir@21471 | 3170 rc = xc_tmem_auth(ctx->xch, domid, uuid, auth); |
| keir@21471 | 3171 if (rc < 0) { |
| keir@21471 | 3172 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, |
| keir@21471 | 3173 "Can not set tmem shared auth"); |
| keir@21471 | 3174 return -1; |
| keir@21471 | 3175 } |
| keir@21471 | 3176 |
| keir@21471 | 3177 return rc; |
| keir@21471 | 3178 } |
| keir@21471 | 3179 |