debuggers.hg

annotate tools/libxl/libxl.c @ 20579:d1ac88bf91bf

libxenlight: fix uuid code

- Use proper constants
- Use functions from the uuid library
- Fix broken pointer handling in libxl_dominfo

Signed-off-by: Andres Lagar-Cavilla <andres@lagarcavilla.com>
author Keir Fraser <keir.fraser@citrix.com>
date Tue Dec 01 13:45:45 2009 +0000 (2009-12-01)
parents 8bd6d48300bd
children 6263a2efe684
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@20462 36
keir@20462 37 int libxl_ctx_init(struct libxl_ctx *ctx)
keir@20462 38 {
keir@20462 39 memset(ctx, 0, sizeof(struct libxl_ctx));
keir@20462 40 ctx->alloc_maxsize = 256;
keir@20462 41 ctx->alloc_ptrs = calloc(ctx->alloc_maxsize, sizeof(void *));
keir@20462 42 if (!ctx->alloc_ptrs)
keir@20462 43 return ERROR_NOMEM;
keir@20462 44
keir@20462 45 ctx->xch = xc_interface_open();
keir@20462 46 ctx->xsh = xs_daemon_open();
keir@20514 47
keir@20514 48 ctx->waitpid_instead= libxl_waitpid_instead_default;
keir@20462 49 return 0;
keir@20462 50 }
keir@20462 51
keir@20462 52 int libxl_ctx_free(struct libxl_ctx *ctx)
keir@20462 53 {
keir@20462 54 libxl_free_all(ctx);
keir@20462 55 free(ctx->alloc_ptrs);
keir@20545 56 ctx->alloc_ptrs = calloc(ctx->alloc_maxsize, sizeof(void *));
keir@20545 57 if (!ctx->alloc_ptrs)
keir@20545 58 return ERROR_NOMEM;
keir@20545 59 return 0;
keir@20545 60 }
keir@20545 61
keir@20545 62 int libxl_ctx_close(struct libxl_ctx *ctx)
keir@20545 63 {
keir@20545 64 libxl_ctx_free(ctx);
keir@20545 65 free(ctx->alloc_ptrs);
keir@20462 66 xc_interface_close(ctx->xch);
keir@20545 67 xs_daemon_close(ctx->xsh);
keir@20462 68 return 0;
keir@20462 69 }
keir@20462 70
keir@20462 71 int libxl_ctx_set_log(struct libxl_ctx *ctx, libxl_log_callback log_callback, void *log_data)
keir@20462 72 {
keir@20462 73 ctx->log_callback = log_callback;
keir@20462 74 ctx->log_userdata = log_data;
keir@20462 75 return 0;
keir@20462 76 }
keir@20462 77
keir@20462 78 /******************************************************************************/
keir@20462 79
keir@20462 80 int libxl_domain_make(struct libxl_ctx *ctx, libxl_domain_create_info *info,
keir@20462 81 uint32_t *domid)
keir@20462 82 {
keir@20462 83 int flags, ret, i;
keir@20468 84 char *uuid_string;
keir@20462 85 char *rw_paths[] = { "device" };
keir@20462 86 char *ro_paths[] = { "cpu", "memory", "device", "error", "drivers",
keir@20462 87 "control", "attr", "data", "messages" };
keir@20462 88 char *dom_path, *vm_path, *vss_path;
keir@20462 89 struct xs_permissions roperm[2];
keir@20462 90 struct xs_permissions rwperm[1];
keir@20462 91 xs_transaction_t t;
keir@20468 92 xen_domain_handle_t handle;
keir@20462 93
keir@20468 94 uuid_string = libxl_uuid_to_string(ctx, info->uuid);
keir@20462 95 if (!uuid_string) {
keir@20462 96 XL_LOG(ctx, XL_LOG_ERROR, "missing uuid");
keir@20462 97 return ERROR_FAIL;
keir@20462 98 }
keir@20462 99
keir@20462 100 flags = info->hvm ? XEN_DOMCTL_CDF_hvm_guest : 0;
keir@20462 101 flags |= info->hap ? XEN_DOMCTL_CDF_hap : 0;
keir@20462 102 *domid = 0;
keir@20462 103
keir@20468 104 /* XXX handle has to be initialised here.
keir@20468 105 * info->uuid != xen_domain_handle_t
keir@20468 106 * See:
keir@20468 107 * http://www.opengroup.org/dce/info/draft-leach-uuids-guids-01.txt
keir@20468 108 * http://www.opengroup.org/onlinepubs/009629399/apdxa.htm
keir@20468 109 *
keir@20468 110 * A DCE 1.1 compatible source representation of UUIDs.
keir@20468 111 *
keir@20468 112 * struct uuid {
keir@20468 113 * uint32_t time_low;
keir@20468 114 * uint16_t time_mid;
keir@20468 115 * uint16_t time_hi_and_version;
keir@20468 116 * uint8_t clock_seq_hi_and_reserved;
keir@20468 117 * uint8_t clock_seq_low;
keir@20468 118 * uint8_t node[_UUID_NODE_LEN];
keir@20468 119 * };
keir@20468 120 */
keir@20468 121
keir@20468 122 ret = xc_domain_create(ctx->xch, info->ssidref, handle, flags, domid);
keir@20462 123 if (ret < 0) {
keir@20512 124 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, ret, "domain creation fail");
keir@20462 125 return ERROR_FAIL;
keir@20462 126 }
keir@20462 127
keir@20462 128 dom_path = libxl_xs_get_dompath(ctx, *domid);
keir@20512 129 if (!dom_path)
keir@20512 130 return ERROR_FAIL;
keir@20512 131
keir@20462 132 vm_path = libxl_sprintf(ctx, "/vm/%s", uuid_string);
keir@20462 133 vss_path = libxl_sprintf(ctx, "/vss/%s", uuid_string);
keir@20512 134 if (!vm_path || !vss_path) {
keir@20462 135 XL_LOG(ctx, XL_LOG_ERROR, "cannot allocate create paths");
keir@20462 136 return ERROR_FAIL;
keir@20462 137 }
keir@20462 138
keir@20462 139 roperm[0].id = 0;
keir@20462 140 roperm[0].perms = XS_PERM_NONE;
keir@20462 141 roperm[1].id = *domid;
keir@20462 142 roperm[1].perms = XS_PERM_READ;
keir@20462 143 rwperm[0].id = *domid;
keir@20462 144 rwperm[0].perms = XS_PERM_NONE;
keir@20462 145
keir@20462 146 retry_transaction:
keir@20462 147 t = xs_transaction_start(ctx->xsh);
keir@20462 148 xs_rm(ctx->xsh, t, dom_path);
keir@20462 149 xs_mkdir(ctx->xsh, t, dom_path);
keir@20462 150 xs_set_permissions(ctx->xsh, t, dom_path, roperm, ARRAY_SIZE(roperm));
keir@20462 151
keir@20462 152 xs_rm(ctx->xsh, t, vm_path);
keir@20462 153 xs_mkdir(ctx->xsh, t, vm_path);
keir@20462 154 xs_set_permissions(ctx->xsh, t, vm_path, roperm, ARRAY_SIZE(roperm));
keir@20462 155
keir@20462 156 xs_rm(ctx->xsh, t, vss_path);
keir@20462 157 xs_mkdir(ctx->xsh, t, vss_path);
keir@20462 158 xs_set_permissions(ctx->xsh, t, vss_path, rwperm, ARRAY_SIZE(rwperm));
keir@20462 159
keir@20462 160 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/vm", dom_path), vm_path, strlen(vm_path));
keir@20462 161 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/vss", dom_path), vss_path, strlen(vss_path));
keir@20462 162 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/name", dom_path), info->name, strlen(info->name));
keir@20462 163
keir@20462 164 for (i = 0; i < ARRAY_SIZE(rw_paths); i++) {
keir@20462 165 char *path = libxl_sprintf(ctx, "%s/%s", dom_path, rw_paths[i]);
keir@20462 166 xs_mkdir(ctx->xsh, t, path);
keir@20462 167 xs_set_permissions(ctx->xsh, t, path, rwperm, ARRAY_SIZE(rwperm));
keir@20462 168 libxl_free(ctx, path);
keir@20462 169 }
keir@20462 170 for (i = 0; i < ARRAY_SIZE(ro_paths); i++) {
keir@20462 171 char *path = libxl_sprintf(ctx, "%s/%s", dom_path, ro_paths[i]);
keir@20462 172 xs_mkdir(ctx->xsh, t, path);
keir@20462 173 xs_set_permissions(ctx->xsh, t, path, roperm, ARRAY_SIZE(roperm));
keir@20462 174 libxl_free(ctx, path);
keir@20462 175 }
keir@20462 176
keir@20462 177 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/uuid", vm_path), uuid_string, strlen(uuid_string));
keir@20462 178 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/name", vm_path), info->name, strlen(info->name));
keir@20462 179
keir@20462 180 libxl_xs_writev(ctx, t, dom_path, info->xsdata);
keir@20462 181 libxl_xs_writev(ctx, t, libxl_sprintf(ctx, "%s/platform", dom_path), info->platformdata);
keir@20462 182
keir@20462 183 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/control/platform-feature-multiprocessor-suspend", dom_path), "1", 1);
keir@20462 184
keir@20462 185 if (!xs_transaction_end(ctx->xsh, t, 0))
keir@20462 186 if (errno == EAGAIN)
keir@20462 187 goto retry_transaction;
keir@20462 188 return 0;
keir@20462 189 }
keir@20462 190
keir@20516 191 int libxl_domain_build(struct libxl_ctx *ctx, libxl_domain_build_info *info, uint32_t domid, libxl_domain_build_state *state)
keir@20462 192 {
keir@20462 193 char **vments = NULL, **localents = NULL;
keir@20578 194 int i;
keir@20462 195
keir@20509 196 build_pre(ctx, domid, info, state);
keir@20462 197 if (info->hvm) {
keir@20509 198 build_hvm(ctx, domid, info, state);
keir@20509 199 vments = libxl_calloc(ctx, 5, sizeof(char *));
keir@20516 200 vments[0] = "rtc/timeoffset";
keir@20516 201 vments[1] = (info->u.hvm.timeoffset) ? info->u.hvm.timeoffset : "";
keir@20516 202 vments[2] = "image/ostype";
keir@20516 203 vments[3] = "hvm";
keir@20462 204 } else {
keir@20509 205 build_pv(ctx, domid, info, state);
keir@20509 206 vments = libxl_calloc(ctx, 9, sizeof(char *));
keir@20578 207 i = 0;
keir@20578 208 vments[i++] = "image/ostype";
keir@20578 209 vments[i++] = "linux";
keir@20578 210 vments[i++] = "image/kernel";
keir@20578 211 vments[i++] = (char*) info->kernel;
keir@20578 212 if (info->u.pv.ramdisk) {
keir@20578 213 vments[i++] = "image/ramdisk";
keir@20578 214 vments[i++] = (char*) info->u.pv.ramdisk;
keir@20578 215 }
keir@20578 216 if (info->u.pv.cmdline) {
keir@20578 217 vments[i++] = "image/cmdline";
keir@20578 218 vments[i++] = (char*) info->u.pv.cmdline;
keir@20578 219 }
keir@20462 220 }
keir@20509 221 build_post(ctx, domid, info, state, vments, localents);
keir@20516 222 return 0;
keir@20462 223 }
keir@20462 224
keir@20462 225 int libxl_domain_restore(struct libxl_ctx *ctx, libxl_domain_build_info *info,
keir@20565 226 uint32_t domid, int fd, libxl_domain_build_state *state,
keir@20565 227 libxl_device_model_info *dm_info)
keir@20462 228 {
keir@20462 229 char **vments = NULL, **localents = NULL;
keir@20462 230
keir@20565 231 build_pre(ctx, domid, info, state);
keir@20565 232 restore_common(ctx, domid, info, state, fd);
keir@20462 233 if (info->hvm) {
keir@20565 234 vments = libxl_calloc(ctx, 5, sizeof(char *));
keir@20516 235 vments[0] = "rtc/timeoffset";
keir@20516 236 vments[1] = (info->u.hvm.timeoffset) ? info->u.hvm.timeoffset : "";
keir@20565 237 vments[2] = "image/ostype";
keir@20565 238 vments[3] = "hvm";
keir@20462 239 } else {
keir@20565 240 vments = libxl_calloc(ctx, 9, sizeof(char *));
keir@20565 241 vments[0] = "image/ostype";
keir@20565 242 vments[1] = "linux";
keir@20565 243 vments[2] = "image/kernel";
keir@20565 244 vments[3] = (char*) info->kernel;
keir@20565 245 vments[4] = "image/ramdisk";
keir@20565 246 vments[5] = (char*) info->u.pv.ramdisk;
keir@20565 247 vments[6] = "image/cmdline";
keir@20565 248 vments[7] = (char*) info->u.pv.cmdline;
keir@20462 249 }
keir@20565 250 build_post(ctx, domid, info, state, vments, localents);
keir@20565 251 if (info->hvm)
keir@20565 252 asprintf(&(dm_info->saved_state), "/var/lib/xen/qemu-save.%d", domid);
keir@20565 253 else
keir@20565 254 dm_info->saved_state = NULL;
keir@20565 255
keir@20462 256 return 0;
keir@20462 257 }
keir@20462 258
keir@20462 259 struct libxl_dominfo * libxl_domain_list(struct libxl_ctx *ctx, int *nb_domain)
keir@20462 260 {
keir@20462 261 struct libxl_dominfo *ptr;
keir@20462 262 int index, i, ret, first_domain;
keir@20462 263 xc_domaininfo_t info[16];
keir@20462 264 int size = 16;
keir@20462 265
keir@20462 266 first_domain = 1;
keir@20462 267 index = 0;
keir@20516 268 ptr = calloc(size, sizeof(struct libxl_dominfo));
keir@20462 269 if (!ptr)
keir@20462 270 return NULL;
keir@20462 271 redo:
keir@20462 272 ret = xc_domain_getinfolist(ctx->xch, first_domain, 16, info);
keir@20462 273 for (i = 0; i < ret; i++) {
keir@20462 274 if (index == size) {
keir@20462 275 struct libxl_dominfo *ptr2;
keir@20462 276
keir@20516 277 ptr2 = calloc(size * 2, sizeof(struct libxl_dominfo));
keir@20462 278 if (!ptr2) {
keir@20516 279 free(ptr);
keir@20462 280 return NULL;
keir@20462 281 }
keir@20462 282 memcpy(ptr2, ptr, sizeof(struct libxl_dominfo) * size);
keir@20516 283 free(ptr);
keir@20462 284 ptr = ptr2;
keir@20462 285 size *= 2;
keir@20462 286 }
keir@20579 287 memcpy(&(ptr[index].uuid), info[i].handle, sizeof(xen_domain_handle_t));
keir@20462 288 ptr[index].domid = info[i].domain;
keir@20462 289 first_domain = info[i].domain + 1;
keir@20462 290 index++;
keir@20462 291 }
keir@20462 292 if (ret == 16)
keir@20462 293 goto redo;
keir@20462 294 *nb_domain = index;
keir@20462 295 return ptr;
keir@20462 296 }
keir@20462 297
keir@20462 298 xc_dominfo_t * libxl_domain_infolist(struct libxl_ctx *ctx, int *nb_domain)
keir@20462 299 {
keir@20462 300 int index, first_domain;
keir@20462 301 xc_dominfo_t *info;
keir@20462 302 int size = 1024;
keir@20462 303
keir@20462 304 first_domain = 0;
keir@20462 305 index = 0;
keir@20516 306 info = (xc_dominfo_t *) calloc(size, sizeof(xc_dominfo_t));
keir@20462 307 if (!info) {
keir@20462 308 *nb_domain = 0;
keir@20462 309 return NULL;
keir@20462 310 }
keir@20462 311 *nb_domain = xc_domain_getinfo(ctx->xch, first_domain, 1024, info);
keir@20462 312 return info;
keir@20462 313 }
keir@20462 314
keir@20565 315 static int libxl_save_device_model(struct libxl_ctx *ctx, uint32_t domid, int fd)
keir@20565 316 {
keir@20565 317 int fd2, c;
keir@20565 318 char buf[1024];
keir@20565 319 char *filename = libxl_sprintf(ctx, "/var/lib/xen/qemu-save.%d", domid);
keir@20565 320
keir@20565 321 XL_LOG(ctx, XL_LOG_DEBUG, "Saving device model state to %s", filename);
keir@20565 322 libxl_xs_write(ctx, XBT_NULL, libxl_sprintf(ctx, "/local/domain/0/device-model/%d/command", domid), "save", strlen("save"));
keir@20565 323 libxl_wait_for_device_model(ctx, domid, "paused", NULL, NULL);
keir@20565 324
keir@20565 325 write(fd, QEMU_SIGNATURE, strlen(QEMU_SIGNATURE));
keir@20565 326 fd2 = open(filename, O_RDONLY);
keir@20565 327 while ((c = read(fd2, buf, sizeof(buf))) != 0) {
keir@20565 328 write(fd, buf, c);
keir@20565 329 }
keir@20565 330 close(fd2);
keir@20565 331 unlink(filename);
keir@20565 332 return 0;
keir@20565 333 }
keir@20565 334
keir@20462 335 int libxl_domain_suspend(struct libxl_ctx *ctx, libxl_domain_suspend_info *info,
keir@20462 336 uint32_t domid, int fd)
keir@20462 337 {
keir@20565 338 int hvm = is_hvm(ctx, domid);
keir@20565 339 int live = info != NULL && info->flags & XL_SUSPEND_LIVE;
keir@20565 340 int debug = info != NULL && info->flags & XL_SUSPEND_LIVE;
keir@20462 341
keir@20462 342
keir@20462 343 core_suspend(ctx, domid, fd, hvm, live, debug);
keir@20565 344 if (hvm)
keir@20565 345 libxl_save_device_model(ctx, domid, fd);
keir@20462 346
keir@20462 347 return 0;
keir@20462 348 }
keir@20462 349
keir@20462 350 int libxl_domain_pause(struct libxl_ctx *ctx, uint32_t domid)
keir@20462 351 {
keir@20462 352 xc_domain_pause(ctx->xch, domid);
keir@20462 353 return 0;
keir@20462 354 }
keir@20462 355
keir@20462 356 int libxl_domain_unpause(struct libxl_ctx *ctx, uint32_t domid)
keir@20462 357 {
keir@20565 358 char path[50];
keir@20565 359 char *state;
keir@20565 360
keir@20565 361 if (is_hvm(ctx, domid)) {
keir@20565 362 snprintf(path, sizeof(path), "/local/domain/0/device-model/%d/state", domid);
keir@20565 363 state = libxl_xs_read(ctx, XBT_NULL, path);
keir@20565 364 if (state != NULL && !strcmp(state, "paused")) {
keir@20565 365 libxl_xs_write(ctx, XBT_NULL, libxl_sprintf(ctx, "/local/domain/0/device-model/%d/command", domid), "continue", strlen("continue"));
keir@20565 366 libxl_wait_for_device_model(ctx, domid, "running", NULL, NULL);
keir@20565 367 }
keir@20565 368 }
keir@20462 369 xc_domain_unpause(ctx->xch, domid);
keir@20565 370
keir@20462 371 return 0;
keir@20462 372 }
keir@20462 373
keir@20462 374 static char *req_table[] = {
keir@20462 375 [0] = "poweroff",
keir@20462 376 [1] = "reboot",
keir@20462 377 [2] = "suspend",
keir@20462 378 [3] = "crash",
keir@20462 379 [4] = "halt",
keir@20462 380 };
keir@20462 381
keir@20462 382 int libxl_domain_shutdown(struct libxl_ctx *ctx, uint32_t domid, int req)
keir@20462 383 {
keir@20462 384 char *shutdown_path;
keir@20462 385 char *dom_path;
keir@20462 386
keir@20462 387 if (req > ARRAY_SIZE(req_table))
keir@20462 388 return ERROR_INVAL;
keir@20462 389
keir@20462 390 dom_path = libxl_xs_get_dompath(ctx, domid);
keir@20512 391 if (!dom_path)
keir@20512 392 return ERROR_FAIL;
keir@20512 393
keir@20462 394 shutdown_path = libxl_sprintf(ctx, "%s/control/shutdown", dom_path);
keir@20462 395
keir@20462 396 xs_write(ctx->xsh, XBT_NULL, shutdown_path, req_table[req], strlen(req_table[req]));
keir@20462 397 if (/* hvm */ 0) {
keir@20462 398 unsigned long acpi_s_state = 0;
keir@20462 399 unsigned long pvdriver = 0;
keir@20462 400 xc_get_hvm_param(ctx->xch, domid, HVM_PARAM_ACPI_S_STATE, &acpi_s_state);
keir@20462 401 xc_get_hvm_param(ctx->xch, domid, HVM_PARAM_CALLBACK_IRQ, &pvdriver);
keir@20462 402 if (!pvdriver && acpi_s_state != 0)
keir@20462 403 xc_domain_shutdown(ctx->xch, domid, req);
keir@20462 404 }
keir@20462 405 return 0;
keir@20462 406 }
keir@20462 407
keir@20545 408 int libxl_wait_for_domain_death(struct libxl_ctx *ctx, uint32_t domid, int *fd)
keir@20545 409 {
keir@20545 410 if (!xs_watch(ctx->xsh, "@releaseDomain", "domain_death"))
keir@20545 411 return -1;
keir@20545 412 *fd = xs_fileno(ctx->xsh);
keir@20545 413 return 0;
keir@20545 414 }
keir@20545 415
keir@20545 416 int libxl_is_domain_dead(struct libxl_ctx *ctx, uint32_t domid, xc_dominfo_t *info)
keir@20545 417 {
keir@20545 418 unsigned int num;
keir@20545 419 int nb_domain, i, rc = 0;
keir@20545 420 char **vec = NULL;
keir@20545 421 xc_dominfo_t *list = NULL;
keir@20545 422
keir@20545 423 vec = xs_read_watch(ctx->xsh, &num);
keir@20545 424 if (!vec)
keir@20545 425 return 0;
keir@20545 426 if (!strcmp(vec[XS_WATCH_TOKEN], "domain_death")) {
keir@20545 427 list = libxl_domain_infolist(ctx, &nb_domain);
keir@20545 428 for (i = 0; i < nb_domain; i++) {
keir@20545 429 if (domid == list[i].domid) {
keir@20545 430 if (list[i].running || (!list[i].shutdown && !list[i].crashed && !list[i].dying))
keir@20545 431 goto out;
keir@20545 432 *info = list[i];
keir@20545 433 rc = 1;
keir@20545 434 goto out;
keir@20545 435 }
keir@20545 436 }
keir@20545 437 memset(info, 0x00, sizeof(xc_dominfo_t));
keir@20545 438 rc = 1;
keir@20545 439 goto out;
keir@20545 440 }
keir@20545 441
keir@20545 442 out:
keir@20545 443 free(list);
keir@20545 444 free(vec);
keir@20545 445 return rc;
keir@20545 446 }
keir@20545 447
keir@20462 448 static int libxl_destroy_device_model(struct libxl_ctx *ctx, uint32_t domid)
keir@20462 449 {
keir@20462 450 char *pid;
keir@20462 451 int ret;
keir@20462 452
keir@20462 453 pid = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "/local/domain/%d/image/device-model-pid", domid));
keir@20462 454 if (!pid) {
keir@20542 455 int stubdomid = libxl_get_stubdom_id(ctx, domid);
keir@20542 456 if (!stubdomid) {
keir@20542 457 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "Couldn't find device model's pid");
keir@20542 458 return -1;
keir@20542 459 }
keir@20542 460 XL_LOG(ctx, XL_LOG_ERROR, "Device model is a stubdom, domid=%d\n", stubdomid);
keir@20542 461 return libxl_domain_destroy(ctx, stubdomid, 0);
keir@20462 462 }
keir@20462 463 xs_rm(ctx->xsh, XBT_NULL, libxl_sprintf(ctx, "/local/domain/0/device-model/%d", domid));
keir@20462 464
keir@20462 465 ret = kill(atoi(pid), SIGHUP);
keir@20462 466 if (ret < 0 && errno == ESRCH) {
keir@20512 467 XL_LOG(ctx, XL_LOG_DEBUG, "Device Model already exited");
keir@20462 468 ret = 0;
keir@20462 469 } else if (ret == 0) {
keir@20512 470 XL_LOG(ctx, XL_LOG_DEBUG, "Device Model signaled");
keir@20462 471 ret = 0;
keir@20462 472 } else {
keir@20512 473 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "failed to kill Device Model [%d]",
keir@20512 474 atoi(pid));
keir@20462 475 }
keir@20462 476 return ret;
keir@20462 477 }
keir@20462 478
keir@20462 479 int libxl_domain_destroy(struct libxl_ctx *ctx, uint32_t domid, int force)
keir@20462 480 {
keir@20579 481 char *dom_path, vm_path[UUID_LEN_STR + 5];
keir@20468 482 xen_uuid_t *uuid;
keir@20512 483 int rc;
keir@20462 484
keir@20462 485 dom_path = libxl_xs_get_dompath(ctx, domid);
keir@20512 486 if (!dom_path)
keir@20462 487 return -1;
keir@20512 488
keir@20462 489 if (libxl_domid_to_uuid(ctx, &uuid, domid) < 0) {
keir@20512 490 XL_LOG(ctx, XL_LOG_ERROR, "failed ot get uuid for %d", domid);
keir@20462 491 return -1;
keir@20462 492 }
keir@20482 493 if (libxl_device_pci_shutdown(ctx, domid) < 0)
keir@20512 494 XL_LOG(ctx, XL_LOG_ERROR, "pci shutdown failed for domid %d", domid);
keir@20462 495 xs_write(ctx->xsh, XBT_NULL,
keir@20462 496 libxl_sprintf(ctx, "/local/domain/0/device-model/%d/command", domid),
keir@20462 497 "shutdown", strlen("shutdown"));
keir@20512 498 rc = xc_domain_pause(ctx->xch, domid);
keir@20512 499 if (rc < 0) {
keir@20512 500 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_domain_pause failed for %d", domid);
keir@20462 501 return -1;
keir@20462 502 }
keir@20542 503 if (libxl_destroy_device_model(ctx, domid) < 0)
keir@20542 504 XL_LOG(ctx, XL_LOG_ERROR, "libxl_destroy_device_model failed for %d", domid);
keir@20462 505 if (libxl_devices_destroy(ctx, domid, force) < 0)
keir@20512 506 XL_LOG(ctx, XL_LOG_ERROR, "libxl_destroy_devices failed for %d", domid);
keir@20462 507 if (!xs_rm(ctx->xsh, XBT_NULL, dom_path))
keir@20512 508 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "xs_rm failed for %s", dom_path);
keir@20468 509 snprintf(vm_path, sizeof(vm_path), "/vm/%s", libxl_uuid_to_string(ctx, uuid));
keir@20462 510 if (!xs_rm(ctx->xsh, XBT_NULL, vm_path))
keir@20512 511 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "xs_rm failed for %s", vm_path);
keir@20545 512 rc = xc_domain_destroy(ctx->xch, domid);
keir@20545 513 if (rc < 0) {
keir@20545 514 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_domain_destroy failed for %d", domid);
keir@20545 515 return -1;
keir@20545 516 }
keir@20462 517 return 0;
keir@20462 518 }
keir@20462 519
keir@20564 520 int libxl_console_attach(struct libxl_ctx *ctx, uint32_t domid, int cons_num)
keir@20564 521 {
keir@20564 522 struct stat st;
keir@20564 523 const char *XENCONSOLE = "/usr/lib/xen/bin/xenconsole";
keir@20564 524 char *cmd;
keir@20564 525
keir@20564 526 if (stat(XENCONSOLE, &st) != 0) {
keir@20564 527 XL_LOG(ctx, XL_LOG_ERROR, "could not access %s", XENCONSOLE);
keir@20564 528 return ERROR_FAIL;
keir@20564 529 }
keir@20564 530
keir@20564 531 cmd = libxl_sprintf(ctx, "%s %d --num %d", XENCONSOLE, domid, cons_num);
keir@20564 532 return (system(cmd) != 0) ? ERROR_FAIL : 0;
keir@20564 533 }
keir@20564 534
keir@20462 535 static char ** libxl_build_device_model_args(struct libxl_ctx *ctx,
keir@20462 536 libxl_device_model_info *info,
keir@20462 537 libxl_device_nic *vifs,
keir@20462 538 int num_vifs)
keir@20462 539 {
keir@20462 540 int num = 0, i;
keir@20462 541 flexarray_t *dm_args;
keir@20462 542 dm_args = flexarray_make(16, 1);
keir@20462 543 if (!dm_args)
keir@20462 544 return NULL;
keir@20462 545
keir@20516 546 flexarray_set(dm_args, num++, "qemu-dm");
keir@20516 547 flexarray_set(dm_args, num++, "-d");
keir@20462 548
keir@20462 549 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "%d", info->domid));
keir@20462 550
keir@20462 551 if (info->dom_name) {
keir@20516 552 flexarray_set(dm_args, num++, "-domain-name");
keir@20516 553 flexarray_set(dm_args, num++, info->dom_name);
keir@20462 554 }
keir@20462 555 if (info->vnc || info->vncdisplay || info->vnclisten || info->vncunused) {
keir@20516 556 flexarray_set(dm_args, num++, "-vnc");
keir@20462 557 if (info->vncdisplay) {
keir@20462 558 if (info->vnclisten && strchr(info->vnclisten, ':') == NULL) {
keir@20462 559 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "%s:%d", info->vnclisten, info->vncdisplay));
keir@20462 560 } else {
keir@20462 561 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "127.0.0.1:%d", info->vncdisplay));
keir@20462 562 }
keir@20462 563 } else if (info->vnclisten) {
keir@20462 564 if (strchr(info->vnclisten, ':') != NULL) {
keir@20516 565 flexarray_set(dm_args, num++, info->vnclisten);
keir@20462 566 } else {
keir@20462 567 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "%s:0", info->vnclisten));
keir@20462 568 }
keir@20462 569 } else {
keir@20516 570 flexarray_set(dm_args, num++, "127.0.0.1:0");
keir@20462 571 }
keir@20462 572 if (info->vncunused) {
keir@20516 573 flexarray_set(dm_args, num++, "-vncunused");
keir@20462 574 }
keir@20462 575 }
keir@20462 576 if (info->sdl || info->opengl) {
keir@20516 577 flexarray_set(dm_args, num++, "-sdl");
keir@20462 578 if (info->opengl) {
keir@20516 579 flexarray_set(dm_args, num++, "-disable-opengl");
keir@20462 580 }
keir@20462 581 }
keir@20462 582 if (info->keymap) {
keir@20516 583 flexarray_set(dm_args, num++, "-k");
keir@20516 584 flexarray_set(dm_args, num++, info->keymap);
keir@20462 585 }
keir@20462 586 if (info->nographic && (!info->sdl && !info->vnc)) {
keir@20516 587 flexarray_set(dm_args, num++, "-nographic");
keir@20462 588 }
keir@20462 589 if (info->serial) {
keir@20516 590 flexarray_set(dm_args, num++, "-serial");
keir@20516 591 flexarray_set(dm_args, num++, info->serial);
keir@20462 592 }
keir@20509 593 if (info->type == XENFV) {
keir@20509 594 if (info->videoram) {
keir@20516 595 flexarray_set(dm_args, num++, "-videoram");
keir@20509 596 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "%d", info->videoram));
keir@20509 597 }
keir@20509 598 if (info->stdvga) {
keir@20516 599 flexarray_set(dm_args, num++, "-std-vga");
keir@20509 600 }
keir@20509 601
keir@20509 602 if (info->boot) {
keir@20516 603 flexarray_set(dm_args, num++, "-boot");
keir@20516 604 flexarray_set(dm_args, num++, info->boot);
keir@20509 605 }
keir@20509 606 if (info->usb) {
keir@20516 607 flexarray_set(dm_args, num++, "-usb");
keir@20509 608 if (info->usbdevice) {
keir@20516 609 flexarray_set(dm_args, num++, "-usbdevice");
keir@20516 610 flexarray_set(dm_args, num++, info->usbdevice);
keir@20509 611 }
keir@20509 612 }
keir@20509 613 if (info->apic) {
keir@20516 614 flexarray_set(dm_args, num++, "-acpi");
keir@20509 615 }
keir@20509 616 for (i = 0; i < num_vifs; i++) {
keir@20509 617 if (vifs[i].nictype == NICTYPE_IOEMU) {
keir@20516 618 flexarray_set(dm_args, num++, "-net");
keir@20509 619 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "nic,vlan=%d,macaddr=%s,model=%s",
keir@20509 620 vifs[i].devid, vifs[i].smac, vifs[i].model));
keir@20516 621 flexarray_set(dm_args, num++, "-net");
keir@20509 622 flexarray_set(dm_args, num++, libxl_sprintf(ctx, "tap,vlan=%d,ifname=%s,bridge=%s",
keir@20509 623 vifs[i].devid, vifs[i].ifname, vifs[i].bridge));
keir@20509 624 }
keir@20462 625 }
keir@20462 626 }
keir@20565 627 if (info->saved_state) {
keir@20565 628 flexarray_set(dm_args, num++, "-loadvm");
keir@20565 629 flexarray_set(dm_args, num++, info->saved_state);
keir@20565 630 }
keir@20509 631 for (i = 0; info->extra && info->extra[i] != NULL; i++)
keir@20509 632 flexarray_set(dm_args, num++, info->extra[i]);
keir@20516 633 flexarray_set(dm_args, num++, "-M");
keir@20509 634 if (info->type == XENPV)
keir@20516 635 flexarray_set(dm_args, num++, "xenpv");
keir@20509 636 else
keir@20516 637 flexarray_set(dm_args, num++, "xenfv");
keir@20462 638 flexarray_set(dm_args, num++, NULL);
keir@20462 639
keir@20462 640 return (char **) flexarray_contents(dm_args);
keir@20462 641 }
keir@20462 642
keir@20514 643 struct libxl_device_model_starting {
keir@20514 644 struct libxl_spawn_starting for_spawn; /* first! */
keir@20514 645 char *dom_path; /* from libxl_malloc, only for dm_xenstore_record_pid */
keir@20514 646 int domid;
keir@20514 647 };
keir@20514 648
keir@20514 649 void dm_xenstore_record_pid(struct libxl_ctx *ctx, void *for_spawn,
keir@20514 650 pid_t innerchild) {
keir@20514 651 struct libxl_device_model_starting *starting = for_spawn;
keir@20514 652 struct libxl_ctx clone;
keir@20514 653 char *kvs[3];
keir@20514 654 int rc;
keir@20514 655
keir@20514 656 clone = *ctx;
keir@20514 657 clone.xsh = xs_daemon_open();
keir@20514 658 /* we mustn't use the parent's handle in the child */
keir@20514 659
keir@20514 660 kvs[0] = "image/device-model-pid";
keir@20514 661 kvs[1] = libxl_sprintf(ctx, "%d", innerchild);
keir@20514 662 kvs[2] = NULL;
keir@20514 663 rc = libxl_xs_writev(ctx, XBT_NULL, starting->dom_path, kvs);
keir@20514 664 if (rc) XL_LOG_ERRNO(ctx, XL_LOG_ERROR,
keir@20514 665 "Couldn't record device model pid %ld at %s/%s",
keir@20514 666 (unsigned long)innerchild, starting->dom_path, kvs);
keir@20514 667 }
keir@20514 668
keir@20542 669 static int libxl_vfb_and_vkb_from_device_model_info(struct libxl_ctx *ctx,
keir@20542 670 libxl_device_model_info *info,
keir@20542 671 libxl_device_vfb *vfb,
keir@20542 672 libxl_device_vkb *vkb)
keir@20542 673 {
keir@20542 674 memset(vfb, 0x00, sizeof(libxl_device_vfb));
keir@20542 675 memset(vkb, 0x00, sizeof(libxl_device_vkb));
keir@20542 676
keir@20542 677 vfb->backend_domid = 0;
keir@20542 678 vfb->devid = 0;
keir@20542 679 vfb->vnc = info->vnc;
keir@20542 680 vfb->vnclisten = info->vnclisten;
keir@20542 681 vfb->vncdisplay = info->vncdisplay;
keir@20542 682 vfb->vncunused = info->vncunused;
keir@20542 683 vfb->keymap = info->keymap;
keir@20542 684 vfb->sdl = info->sdl;
keir@20542 685 vfb->opengl = info->opengl;
keir@20542 686
keir@20542 687 vkb->backend_domid = 0;
keir@20542 688 vkb->devid = 0;
keir@20542 689 return 0;
keir@20542 690 }
keir@20542 691
keir@20542 692 static int libxl_write_dmargs(struct libxl_ctx *ctx, int domid, int guest_domid, char **args)
keir@20542 693 {
keir@20542 694 int i;
keir@20542 695 char *vm_path;
keir@20542 696 char *dmargs, *path;
keir@20542 697 int dmargs_size;
keir@20542 698 struct xs_permissions roperm[2];
keir@20542 699 xs_transaction_t t;
keir@20542 700
keir@20542 701 roperm[0].id = 0;
keir@20542 702 roperm[0].perms = XS_PERM_NONE;
keir@20542 703 roperm[1].id = domid;
keir@20542 704 roperm[1].perms = XS_PERM_READ;
keir@20542 705
keir@20542 706 vm_path = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "/local/domain/%d/vm", guest_domid));
keir@20542 707
keir@20542 708 i = 0;
keir@20542 709 dmargs_size = 0;
keir@20542 710 while (args[i] != NULL) {
keir@20542 711 dmargs_size = dmargs_size + strlen(args[i]) + 1;
keir@20542 712 i++;
keir@20542 713 }
keir@20542 714 dmargs_size++;
keir@20542 715 dmargs = (char *) malloc(dmargs_size);
keir@20542 716 i = 1;
keir@20542 717 dmargs[0] = '\0';
keir@20542 718 while (args[i] != NULL) {
keir@20542 719 if (strcmp(args[i], "-sdl") && strcmp(args[i], "-M") && strcmp(args[i], "xenfv")) {
keir@20542 720 strcat(dmargs, " ");
keir@20542 721 strcat(dmargs, args[i]);
keir@20542 722 }
keir@20542 723 i++;
keir@20542 724 }
keir@20542 725 path = libxl_sprintf(ctx, "%s/image/dmargs", vm_path);
keir@20542 726
keir@20542 727 retry_transaction:
keir@20542 728 t = xs_transaction_start(ctx->xsh);
keir@20542 729 xs_write(ctx->xsh, t, path, dmargs, strlen(dmargs));
keir@20542 730 xs_set_permissions(ctx->xsh, t, path, roperm, ARRAY_SIZE(roperm));
keir@20542 731 xs_set_permissions(ctx->xsh, t, libxl_sprintf(ctx, "%s/rtc/timeoffset", vm_path), roperm, ARRAY_SIZE(roperm));
keir@20542 732 if (!xs_transaction_end(ctx->xsh, t, 0))
keir@20542 733 if (errno == EAGAIN)
keir@20542 734 goto retry_transaction;
keir@20542 735 free(dmargs);
keir@20542 736 return 0;
keir@20542 737 }
keir@20542 738
keir@20542 739 static int libxl_create_stubdom(struct libxl_ctx *ctx,
keir@20542 740 libxl_device_model_info *info,
keir@20542 741 libxl_device_disk *disks, int num_disks,
keir@20542 742 libxl_device_nic *vifs, int num_vifs,
keir@20542 743 libxl_device_vfb *vfb,
keir@20542 744 libxl_device_vkb *vkb,
keir@20542 745 libxl_device_model_starting **starting_r)
keir@20542 746 {
keir@20570 747 int i, num_console = 1;
keir@20570 748 libxl_device_console *console;
keir@20542 749 libxl_domain_create_info c_info;
keir@20542 750 libxl_domain_build_info b_info;
keir@20542 751 libxl_domain_build_state state;
keir@20542 752 uint32_t domid;
keir@20542 753 char **args;
keir@20542 754 xen_uuid_t uuid[16];
keir@20542 755 struct xs_permissions perm[2];
keir@20542 756 xs_transaction_t t;
keir@20542 757
keir@20542 758 args = libxl_build_device_model_args(ctx, info, vifs, num_vifs);
keir@20542 759 if (!args)
keir@20542 760 return ERROR_FAIL;
keir@20542 761
keir@20542 762 memset(&c_info, 0x00, sizeof(libxl_domain_create_info));
keir@20542 763 c_info.hvm = 0;
keir@20542 764 c_info.name = libxl_sprintf(ctx, "%s-dm", libxl_domid_to_name(ctx, info->domid));
keir@20542 765 xen_uuid_generate(uuid);
keir@20542 766 c_info.uuid = uuid;
keir@20542 767
keir@20542 768 memset(&b_info, 0x00, sizeof(libxl_domain_build_info));
keir@20542 769 b_info.max_vcpus = 1;
keir@20542 770 b_info.max_memkb = 32 * 1024;
keir@20542 771 b_info.kernel = "/usr/lib/xen/boot/ioemu-stubdom.gz";
keir@20542 772 b_info.u.pv.cmdline = libxl_sprintf(ctx, " -d %d", info->domid);
keir@20542 773 b_info.u.pv.ramdisk = "";
keir@20542 774 b_info.u.pv.features = "";
keir@20542 775 b_info.hvm = 0;
keir@20542 776
keir@20542 777 libxl_domain_make(ctx, &c_info, &domid);
keir@20542 778 libxl_domain_build(ctx, &b_info, domid, &state);
keir@20542 779
keir@20542 780 libxl_write_dmargs(ctx, domid, info->domid, args);
keir@20542 781 libxl_xs_write(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/image/device-model-domid", libxl_xs_get_dompath(ctx, info->domid)), "%d", domid);
keir@20542 782 libxl_xs_write(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/target", libxl_xs_get_dompath(ctx, domid)), "%d", info->domid);
keir@20542 783 xc_domain_set_target(ctx->xch, domid, info->domid);
keir@20542 784 xs_set_target(ctx->xsh, domid, info->domid);
keir@20542 785
keir@20542 786 perm[0].id = domid;
keir@20542 787 perm[0].perms = XS_PERM_NONE;
keir@20542 788 perm[1].id = info->domid;
keir@20542 789 perm[1].perms = XS_PERM_READ;
keir@20542 790 retry_transaction:
keir@20542 791 t = xs_transaction_start(ctx->xsh);
keir@20542 792 xs_mkdir(ctx->xsh, t, libxl_sprintf(ctx, "/local/domain/0/device-model/%d", info->domid));
keir@20542 793 xs_set_permissions(ctx->xsh, t, libxl_sprintf(ctx, "/local/domain/0/device-model/%d", info->domid), perm, ARRAY_SIZE(perm));
keir@20542 794 if (!xs_transaction_end(ctx->xsh, t, 0))
keir@20542 795 if (errno == EAGAIN)
keir@20542 796 goto retry_transaction;
keir@20542 797
keir@20542 798 for (i = 0; i < num_disks; i++) {
keir@20542 799 libxl_device_disk disk = disks[i];
keir@20542 800 disk_info_domid_fixup(&disk, domid);
keir@20542 801 libxl_device_disk_add(ctx, domid, &disk);
keir@20542 802 }
keir@20542 803 for (i = 0; i < num_vifs; i++) {
keir@20542 804 libxl_device_nic nic = vifs[i];
keir@20542 805 nic_info_domid_fixup(&nic, domid);
keir@20542 806 libxl_device_nic_add(ctx, domid, &nic);
keir@20542 807 }
keir@20542 808 vfb_info_domid_fixup(vfb, domid);
keir@20542 809 libxl_device_vfb_add(ctx, domid, vfb);
keir@20542 810 vkb_info_domid_fixup(vkb, domid);
keir@20542 811 libxl_device_vkb_add(ctx, domid, vkb);
keir@20542 812
keir@20570 813 if (info->serial)
keir@20570 814 num_console++;
keir@20570 815 console = libxl_calloc(ctx, num_console, sizeof(libxl_device_console));
keir@20570 816 for (i = 0; i < num_console; i++) {
keir@20570 817 if (!i)
keir@20570 818 init_console_info(&console[i], i, &state);
keir@20570 819 else
keir@20570 820 init_console_info(&console[i], i, NULL);
keir@20570 821 console_info_domid_fixup(&console[i], domid);
keir@20570 822 console[i].constype = CONSTYPE_IOEMU;
keir@20570 823 libxl_device_console_add(ctx, domid, &console[i]);
keir@20570 824 }
keir@20570 825 libxl_create_xenpv_qemu(ctx, vfb, num_console, console, starting_r);
keir@20542 826
keir@20542 827 libxl_domain_unpause(ctx, domid);
keir@20542 828
keir@20542 829 free(args);
keir@20542 830 return 0;
keir@20542 831 }
keir@20542 832
keir@20462 833 int libxl_create_device_model(struct libxl_ctx *ctx,
keir@20462 834 libxl_device_model_info *info,
keir@20542 835 libxl_device_disk *disks, int num_disks,
keir@20514 836 libxl_device_nic *vifs, int num_vifs,
keir@20514 837 libxl_device_model_starting **starting_r)
keir@20462 838 {
keir@20546 839 char *path, *logfile;
keir@20514 840 int logfile_w, null;
keir@20546 841 int rc;
keir@20462 842 char **args;
keir@20514 843 struct libxl_spawn_starting buf_spawn, *for_spawn;
keir@20514 844
keir@20542 845 if (strstr(info->device_model, "stubdom-dm")) {
keir@20542 846 libxl_device_vfb vfb;
keir@20542 847 libxl_device_vkb vkb;
keir@20542 848
keir@20542 849 libxl_vfb_and_vkb_from_device_model_info(ctx, info, &vfb, &vkb);
keir@20542 850 return libxl_create_stubdom(ctx, info, disks, num_disks, vifs, num_vifs, &vfb, &vkb, starting_r);
keir@20542 851 }
keir@20542 852
keir@20514 853 *starting_r= 0;
keir@20462 854
keir@20462 855 args = libxl_build_device_model_args(ctx, info, vifs, num_vifs);
keir@20462 856 if (!args)
keir@20462 857 return ERROR_FAIL;
keir@20462 858
keir@20462 859 path = libxl_sprintf(ctx, "/local/domain/0/device-model/%d", info->domid);
keir@20462 860 xs_mkdir(ctx->xsh, XBT_NULL, path);
keir@20462 861
keir@20546 862 libxl_create_logfile(ctx, libxl_sprintf(ctx, "qemu-dm-%s", info->dom_name), &logfile);
keir@20467 863 logfile_w = open(logfile, O_WRONLY|O_CREAT, 0644);
keir@20546 864 free(logfile);
keir@20462 865 null = open("/dev/null", O_RDONLY);
keir@20514 866
keir@20514 867 if (starting_r) {
keir@20516 868 rc = ERROR_NOMEM;
keir@20514 869 *starting_r= libxl_calloc(ctx, sizeof(**starting_r), 1);
keir@20516 870 if (!*starting_r) goto xit;
keir@20514 871 (*starting_r)->domid= info->domid;
keir@20514 872
keir@20514 873 (*starting_r)->dom_path = libxl_xs_get_dompath(ctx, info->domid);
keir@20514 874 if (!(*starting_r)->dom_path) { free(*starting_r); return ERROR_FAIL; }
keir@20514 875
keir@20514 876 for_spawn= &(*starting_r)->for_spawn;
keir@20514 877 } else {
keir@20514 878 for_spawn= &buf_spawn;
keir@20514 879 }
keir@20514 880 rc = libxl_spawn_spawn(ctx, for_spawn, "device model",
keir@20514 881 dm_xenstore_record_pid);
keir@20514 882 if (rc < 0) goto xit;
keir@20514 883 if (!rc) { /* inner child */
keir@20514 884 libxl_exec(ctx, null, logfile_w, logfile_w,
keir@20514 885 info->device_model, args);
keir@20514 886 }
keir@20514 887
keir@20514 888 rc = 0;
keir@20514 889 xit:
keir@20516 890 free(args);
keir@20462 891 close(null);
keir@20462 892 close(logfile_w);
keir@20462 893
keir@20514 894 return rc;
keir@20514 895 }
keir@20514 896
keir@20514 897 int libxl_detach_device_model(struct libxl_ctx *ctx,
keir@20514 898 libxl_device_model_starting *starting) {
keir@20514 899 int rc;
keir@20514 900 rc = libxl_spawn_detach(ctx, &starting->for_spawn);
keir@20514 901 libxl_free(ctx, starting);
keir@20514 902 return rc;
keir@20514 903 }
keir@20462 904
keir@20514 905
keir@20514 906 int libxl_confirm_device_model_startup(struct libxl_ctx *ctx,
keir@20514 907 libxl_device_model_starting *starting) {
keir@20514 908 int problem = libxl_wait_for_device_model(ctx, starting->domid, "running",
keir@20514 909 libxl_spawn_check,
keir@20514 910 &starting->for_spawn);
keir@20514 911 int detach = libxl_detach_device_model(ctx, starting);
keir@20514 912 return problem ? problem : detach;
keir@20542 913 return 0;
keir@20462 914 }
keir@20462 915
keir@20514 916
keir@20462 917 /******************************************************************************/
keir@20566 918
keir@20566 919 static int is_blktap2_supported(void)
keir@20566 920 {
keir@20566 921 char buf[1024];
keir@20566 922 FILE *f = fopen("/proc/devices", "r");
keir@20566 923
keir@20566 924
keir@20566 925 while (fgets(buf, sizeof(buf), f) != NULL) {
keir@20566 926 if (strstr(buf, "blktap2")) {
keir@20566 927 fclose(f);
keir@20566 928 return 1;
keir@20566 929 }
keir@20566 930 }
keir@20566 931 fclose(f);
keir@20566 932 return 0;
keir@20566 933 }
keir@20566 934
keir@20566 935 static char *get_blktap2_device(struct libxl_ctx *ctx, char *name, char *type)
keir@20566 936 {
keir@20566 937 char buf[1024];
keir@20566 938 char *p;
keir@20566 939 int devnum;
keir@20566 940 FILE *f = fopen("/sys/class/blktap2/devices", "r");
keir@20566 941
keir@20566 942
keir@20566 943 while (!feof(f)) {
keir@20566 944 fscanf(f, "%d %s", &devnum, buf);
keir@20566 945 p = strchr(buf, ':');
keir@20571 946 if (p == NULL)
keir@20571 947 continue;
keir@20566 948 p++;
keir@20566 949 if (!strcmp(p, name) && !strncmp(buf, type, 3)) {
keir@20566 950 fclose(f);
keir@20566 951 return libxl_sprintf(ctx, "/dev/xen/blktap-2/tapdev%d", devnum);
keir@20566 952 }
keir@20566 953 }
keir@20566 954 fclose(f);
keir@20566 955 return NULL;
keir@20566 956 }
keir@20566 957
keir@20462 958 int libxl_device_disk_add(struct libxl_ctx *ctx, uint32_t domid, libxl_device_disk *disk)
keir@20462 959 {
keir@20462 960 flexarray_t *front;
keir@20462 961 flexarray_t *back;
keir@20462 962 char *backend_type;
keir@20462 963 unsigned int boffset = 0;
keir@20462 964 unsigned int foffset = 0;
keir@20462 965 int devid;
keir@20462 966 libxl_device device;
keir@20566 967 int major, minor;
keir@20462 968
keir@20462 969 front = flexarray_make(16, 1);
keir@20462 970 if (!front)
keir@20462 971 return ERROR_NOMEM;
keir@20462 972 back = flexarray_make(16, 1);
keir@20462 973 if (!back) /* leaks front if error */
keir@20462 974 return ERROR_NOMEM;
keir@20462 975
keir@20462 976 backend_type = device_disk_backend_type_of_phystype(disk->phystype);
keir@20462 977 devid = device_disk_dev_number(disk->virtpath);
keir@20462 978
keir@20462 979 device.backend_devid = devid;
keir@20462 980 device.backend_domid = disk->backend_domid;
keir@20462 981 device.devid = devid;
keir@20462 982 device.domid = disk->domid;
keir@20462 983 device.kind = DEVICE_VBD;
keir@20462 984
keir@20462 985 switch (disk->phystype) {
keir@20462 986 case PHYSTYPE_PHY: {
keir@20462 987
keir@20509 988 device_physdisk_major_minor(disk->physpath, &major, &minor);
keir@20516 989 flexarray_set(back, boffset++, "physical-device");
keir@20462 990 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%x:%x", major, minor));
keir@20462 991
keir@20516 992 flexarray_set(back, boffset++, "params");
keir@20516 993 flexarray_set(back, boffset++, disk->physpath);
keir@20462 994
keir@20462 995 device.backend_kind = DEVICE_VBD;
keir@20462 996 break;
keir@20462 997 }
keir@20566 998 case PHYSTYPE_FILE:
keir@20566 999 /* let's pretend is tap:aio for the moment */
keir@20566 1000 disk->phystype = PHYSTYPE_AIO;
keir@20462 1001 case PHYSTYPE_AIO: case PHYSTYPE_QCOW: case PHYSTYPE_QCOW2: case PHYSTYPE_VHD:
keir@20566 1002 if (is_blktap2_supported()) {
keir@20566 1003 int rc, c, p[2], tot;
keir@20566 1004 char buf[1024], *dev;
keir@20566 1005 if ((dev = get_blktap2_device(ctx, disk->physpath, device_disk_string_of_phystype(disk->phystype))) == NULL) {
keir@20566 1006 if (pipe(p) < 0) {
keir@20566 1007 XL_LOG(ctx, XL_LOG_ERROR, "Failed to create a pipe");
keir@20566 1008 return -1;
keir@20566 1009 }
keir@20566 1010 rc = fork();
keir@20566 1011 if (rc < 0) {
keir@20566 1012 XL_LOG(ctx, XL_LOG_ERROR, "Failed to fork a new process");
keir@20566 1013 return -1;
keir@20566 1014 } else if (!rc) { /* child */
keir@20566 1015 int null_r, null_w;
keir@20566 1016 char *args[4];
keir@20566 1017 args[0] = "tapdisk2";
keir@20566 1018 args[1] = "-n";
keir@20566 1019 args[2] = libxl_sprintf(ctx, "%s:%s", device_disk_string_of_phystype(disk->phystype), disk->physpath);
keir@20566 1020 args[3] = NULL;
keir@20566 1021
keir@20566 1022 null_r = open("/dev/null", O_RDONLY);
keir@20566 1023 null_w = open("/dev/null", O_WRONLY);
keir@20566 1024 libxl_exec(ctx, null_r, p[1], null_w, "/usr/sbin/tapdisk2", args);
keir@20566 1025 XL_LOG(ctx, XL_LOG_ERROR, "Error execing tapdisk2");
keir@20566 1026 }
keir@20566 1027 close(p[1]);
keir@20566 1028 tot = 0;
keir@20566 1029 while ((c = read(p[0], buf + tot, sizeof(buf) - tot)) > 0)
keir@20566 1030 tot = tot + c;
keir@20566 1031 close(p[0]);
keir@20566 1032 buf[tot - 1] = '\0';
keir@20566 1033 dev = buf;
keir@20566 1034 }
keir@20566 1035 flexarray_set(back, boffset++, "tapdisk-params");
keir@20566 1036 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%s:%s", device_disk_string_of_phystype(disk->phystype), disk->physpath));
keir@20566 1037 flexarray_set(back, boffset++, "params");
keir@20566 1038 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%s", dev));
keir@20566 1039 backend_type = "phy";
keir@20566 1040 device_physdisk_major_minor(dev, &major, &minor);
keir@20566 1041 flexarray_set(back, boffset++, "physical-device");
keir@20566 1042 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%x:%x", major, minor));
keir@20566 1043 device.backend_kind = DEVICE_VBD;
keir@20566 1044
keir@20566 1045 break;
keir@20566 1046 }
keir@20516 1047 flexarray_set(back, boffset++, "params");
keir@20462 1048 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%s:%s",
keir@20462 1049 device_disk_string_of_phystype(disk->phystype), disk->physpath));
keir@20462 1050
keir@20462 1051 device.backend_kind = DEVICE_TAP;
keir@20462 1052 break;
keir@20462 1053 }
keir@20462 1054
keir@20516 1055 flexarray_set(back, boffset++, "frontend-id");
keir@20462 1056 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", disk->domid));
keir@20516 1057 flexarray_set(back, boffset++, "online");
keir@20516 1058 flexarray_set(back, boffset++, "1");
keir@20516 1059 flexarray_set(back, boffset++, "removable");
keir@20462 1060 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", (disk->unpluggable) ? 1 : 0));
keir@20516 1061 flexarray_set(back, boffset++, "bootable");
keir@20509 1062 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1));
keir@20516 1063 flexarray_set(back, boffset++, "state");
keir@20462 1064 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1));
keir@20516 1065 flexarray_set(back, boffset++, "dev");
keir@20516 1066 flexarray_set(back, boffset++, disk->virtpath);
keir@20516 1067 flexarray_set(back, boffset++, "type");
keir@20516 1068 flexarray_set(back, boffset++, backend_type);
keir@20516 1069 flexarray_set(back, boffset++, "mode");
keir@20516 1070 flexarray_set(back, boffset++, disk->readwrite ? "w" : "r");
keir@20462 1071
keir@20516 1072 flexarray_set(front, foffset++, "backend-id");
keir@20462 1073 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", disk->backend_domid));
keir@20516 1074 flexarray_set(front, foffset++, "state");
keir@20462 1075 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 1));
keir@20516 1076 flexarray_set(front, foffset++, "virtual-device");
keir@20462 1077 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", devid));
keir@20516 1078 flexarray_set(front, foffset++, "device-type");
keir@20516 1079 flexarray_set(front, foffset++, disk->is_cdrom ? "cdrom" : "disk");
keir@20462 1080
keir@20462 1081 if (0 /* protocol != native*/) {
keir@20516 1082 flexarray_set(front, foffset++, "protocol");
keir@20516 1083 flexarray_set(front, foffset++, "x86_32-abi"); /* hardcoded ! */
keir@20462 1084 }
keir@20462 1085
keir@20462 1086 libxl_device_generic_add(ctx, &device,
keir@20462 1087 libxl_xs_kvs_of_flexarray(ctx, back, boffset),
keir@20462 1088 libxl_xs_kvs_of_flexarray(ctx, front, foffset));
keir@20516 1089 flexarray_free(back);
keir@20516 1090 flexarray_free(front);
keir@20462 1091 return 0;
keir@20462 1092 }
keir@20462 1093
keir@20462 1094 int libxl_device_disk_clean_shutdown(struct libxl_ctx *ctx, uint32_t domid)
keir@20462 1095 {
keir@20462 1096 return ERROR_NI;
keir@20462 1097 }
keir@20462 1098
keir@20462 1099 int libxl_device_disk_hard_shutdown(struct libxl_ctx *ctx, uint32_t domid)
keir@20462 1100 {
keir@20462 1101 return ERROR_NI;
keir@20462 1102 }
keir@20462 1103
keir@20462 1104 /******************************************************************************/
keir@20462 1105 int libxl_device_nic_add(struct libxl_ctx *ctx, uint32_t domid, libxl_device_nic *nic)
keir@20462 1106 {
keir@20462 1107 flexarray_t *front;
keir@20462 1108 flexarray_t *back;
keir@20462 1109 unsigned int boffset = 0;
keir@20462 1110 unsigned int foffset = 0;
keir@20462 1111 libxl_device device;
keir@20462 1112
keir@20462 1113 front = flexarray_make(16, 1);
keir@20462 1114 if (!front)
keir@20462 1115 return ERROR_NOMEM;
keir@20462 1116 back = flexarray_make(16, 1);
keir@20462 1117 if (!back)
keir@20462 1118 return ERROR_NOMEM;
keir@20462 1119
keir@20462 1120 device.backend_devid = nic->devid;
keir@20462 1121 device.backend_domid = nic->backend_domid;
keir@20462 1122 device.backend_kind = DEVICE_VIF;
keir@20462 1123 device.devid = nic->devid;
keir@20462 1124 device.domid = nic->domid;
keir@20462 1125 device.kind = DEVICE_VIF;
keir@20462 1126
keir@20516 1127 flexarray_set(back, boffset++, "frontend-id");
keir@20462 1128 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", nic->domid));
keir@20516 1129 flexarray_set(back, boffset++, "online");
keir@20516 1130 flexarray_set(back, boffset++, "1");
keir@20516 1131 flexarray_set(back, boffset++, "state");
keir@20462 1132 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1));
keir@20516 1133 flexarray_set(back, boffset++, "script");
keir@20516 1134 flexarray_set(back, boffset++, nic->script);
keir@20516 1135 flexarray_set(back, boffset++, "mac");
keir@20462 1136 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%02x:%02x:%02x:%02x:%02x:%02x",
keir@20462 1137 nic->mac[0], nic->mac[1], nic->mac[2],
keir@20462 1138 nic->mac[3], nic->mac[4], nic->mac[5]));
keir@20516 1139 flexarray_set(back, boffset++, "handle");
keir@20462 1140 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", nic->devid));
keir@20462 1141
keir@20516 1142 flexarray_set(front, foffset++, "backend-id");
keir@20462 1143 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", nic->backend_domid));
keir@20516 1144 flexarray_set(front, foffset++, "state");
keir@20462 1145 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 1));
keir@20516 1146 flexarray_set(front, foffset++, "handle");
keir@20462 1147 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", nic->devid));
keir@20516 1148 flexarray_set(front, foffset++, "mac");
keir@20462 1149 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%02x:%02x:%02x:%02x:%02x:%02x",
keir@20462 1150 nic->mac[0], nic->mac[1], nic->mac[2],
keir@20462 1151 nic->mac[3], nic->mac[4], nic->mac[5]));
keir@20462 1152 if (0 /* protocol != native*/) {
keir@20516 1153 flexarray_set(front, foffset++, "protocol");
keir@20516 1154 flexarray_set(front, foffset++, "x86_32-abi"); /* hardcoded ! */
keir@20462 1155 }
keir@20462 1156
keir@20462 1157 libxl_device_generic_add(ctx, &device,
keir@20462 1158 libxl_xs_kvs_of_flexarray(ctx, back, boffset),
keir@20462 1159 libxl_xs_kvs_of_flexarray(ctx, front, foffset));
keir@20462 1160
keir@20462 1161 /* FIXME: wait for plug */
keir@20516 1162 flexarray_free(back);
keir@20516 1163 flexarray_free(front);
keir@20462 1164 return 0;
keir@20462 1165 }
keir@20462 1166
keir@20462 1167 int libxl_device_nic_clean_shutdown(struct libxl_ctx *ctx, uint32_t domid)
keir@20462 1168 {
keir@20462 1169 return ERROR_NI;
keir@20462 1170 }
keir@20462 1171
keir@20462 1172 int libxl_device_nic_hard_shutdown(struct libxl_ctx *ctx, uint32_t domid)
keir@20462 1173 {
keir@20462 1174 return ERROR_NI;
keir@20462 1175 }
keir@20462 1176
keir@20462 1177 /******************************************************************************/
keir@20509 1178 int libxl_device_console_add(struct libxl_ctx *ctx, uint32_t domid, libxl_device_console *console)
keir@20462 1179 {
keir@20509 1180 flexarray_t *front;
keir@20509 1181 flexarray_t *back;
keir@20509 1182 unsigned int boffset = 0;
keir@20509 1183 unsigned int foffset = 0;
keir@20509 1184 libxl_device device;
keir@20509 1185
keir@20509 1186 if (console->build_state) {
keir@20509 1187 xs_transaction_t t;
keir@20509 1188 char **ents = (char **) libxl_calloc(ctx, 9, sizeof(char *));
keir@20516 1189 ents[0] = "console/port";
keir@20509 1190 ents[1] = libxl_sprintf(ctx, "%"PRIu32, console->build_state->console_port);
keir@20516 1191 ents[2] = "console/ring-ref";
keir@20509 1192 ents[3] = libxl_sprintf(ctx, "%lu", console->build_state->console_mfn);
keir@20516 1193 ents[4] = "console/limit";
keir@20509 1194 ents[5] = libxl_sprintf(ctx, "%d", LIBXL_XENCONSOLE_LIMIT);
keir@20516 1195 ents[6] = "console/type";
keir@20509 1196 if (console->constype == CONSTYPE_XENCONSOLED)
keir@20509 1197 ents[7] = "xenconsoled";
keir@20509 1198 else
keir@20509 1199 ents[7] = "ioemu";
keir@20509 1200 retry_transaction:
keir@20509 1201 t = xs_transaction_start(ctx->xsh);
keir@20516 1202 libxl_xs_writev(ctx, t, libxl_xs_get_dompath(ctx, console->domid), ents);
keir@20509 1203 if (!xs_transaction_end(ctx->xsh, t, 0))
keir@20509 1204 if (errno == EAGAIN)
keir@20509 1205 goto retry_transaction;
keir@20509 1206 }
keir@20509 1207
keir@20509 1208 front = flexarray_make(16, 1);
keir@20509 1209 if (!front)
keir@20509 1210 return ERROR_NOMEM;
keir@20509 1211 back = flexarray_make(16, 1);
keir@20509 1212 if (!back)
keir@20509 1213 return ERROR_NOMEM;
keir@20509 1214
keir@20509 1215 device.backend_devid = console->devid;
keir@20509 1216 device.backend_domid = console->backend_domid;
keir@20509 1217 device.backend_kind = DEVICE_CONSOLE;
keir@20509 1218 device.devid = console->devid;
keir@20509 1219 device.domid = console->domid;
keir@20509 1220 device.kind = DEVICE_CONSOLE;
keir@20509 1221
keir@20516 1222 flexarray_set(back, boffset++, "frontend-id");
keir@20509 1223 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", console->domid));
keir@20516 1224 flexarray_set(back, boffset++, "online");
keir@20516 1225 flexarray_set(back, boffset++, "1");
keir@20516 1226 flexarray_set(back, boffset++, "state");
keir@20509 1227 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1));
keir@20516 1228 flexarray_set(back, boffset++, "domain");
keir@20516 1229 flexarray_set(back, boffset++, libxl_domid_to_name(ctx, domid));
keir@20516 1230 flexarray_set(back, boffset++, "protocol");
keir@20516 1231 flexarray_set(back, boffset++, LIBXL_XENCONSOLE_PROTOCOL);
keir@20509 1232
keir@20516 1233 flexarray_set(front, foffset++, "backend-id");
keir@20509 1234 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", console->backend_domid));
keir@20516 1235 flexarray_set(front, foffset++, "state");
keir@20509 1236 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 1));
keir@20516 1237 flexarray_set(front, foffset++, "limit");
keir@20509 1238 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", LIBXL_XENCONSOLE_LIMIT));
keir@20516 1239 flexarray_set(front, foffset++, "protocol");
keir@20516 1240 flexarray_set(front, foffset++, LIBXL_XENCONSOLE_PROTOCOL);
keir@20516 1241 flexarray_set(front, foffset++, "type");
keir@20509 1242 if (console->constype == CONSTYPE_XENCONSOLED)
keir@20516 1243 flexarray_set(front, foffset++, "xenconsoled");
keir@20509 1244 else
keir@20516 1245 flexarray_set(front, foffset++, "ioemu");
keir@20509 1246
keir@20509 1247 libxl_device_generic_add(ctx, &device,
keir@20509 1248 libxl_xs_kvs_of_flexarray(ctx, back, boffset),
keir@20509 1249 libxl_xs_kvs_of_flexarray(ctx, front, foffset));
keir@20516 1250 flexarray_free(back);
keir@20516 1251 flexarray_free(front);
keir@20509 1252
keir@20509 1253 return 0;
keir@20509 1254 }
keir@20509 1255
keir@20509 1256 /******************************************************************************/
keir@20509 1257 int libxl_device_vkb_add(struct libxl_ctx *ctx, uint32_t domid, libxl_device_vkb *vkb)
keir@20509 1258 {
keir@20509 1259 flexarray_t *front;
keir@20509 1260 flexarray_t *back;
keir@20509 1261 unsigned int boffset = 0;
keir@20509 1262 unsigned int foffset = 0;
keir@20509 1263 libxl_device device;
keir@20509 1264
keir@20509 1265 front = flexarray_make(16, 1);
keir@20509 1266 if (!front)
keir@20509 1267 return ERROR_NOMEM;
keir@20509 1268 back = flexarray_make(16, 1);
keir@20509 1269 if (!back)
keir@20509 1270 return ERROR_NOMEM;
keir@20509 1271
keir@20509 1272 device.backend_devid = vkb->devid;
keir@20509 1273 device.backend_domid = vkb->backend_domid;
keir@20509 1274 device.backend_kind = DEVICE_VKBD;
keir@20509 1275 device.devid = vkb->devid;
keir@20509 1276 device.domid = vkb->domid;
keir@20509 1277 device.kind = DEVICE_VKBD;
keir@20509 1278
keir@20516 1279 flexarray_set(back, boffset++, "frontend-id");
keir@20509 1280 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vkb->domid));
keir@20516 1281 flexarray_set(back, boffset++, "online");
keir@20516 1282 flexarray_set(back, boffset++, "1");
keir@20516 1283 flexarray_set(back, boffset++, "state");
keir@20509 1284 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1));
keir@20516 1285 flexarray_set(back, boffset++, "domain");
keir@20516 1286 flexarray_set(back, boffset++, libxl_domid_to_name(ctx, domid));
keir@20509 1287
keir@20516 1288 flexarray_set(front, foffset++, "backend-id");
keir@20509 1289 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", vkb->backend_domid));
keir@20516 1290 flexarray_set(front, foffset++, "state");
keir@20509 1291 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 1));
keir@20509 1292
keir@20509 1293 libxl_device_generic_add(ctx, &device,
keir@20509 1294 libxl_xs_kvs_of_flexarray(ctx, back, boffset),
keir@20509 1295 libxl_xs_kvs_of_flexarray(ctx, front, foffset));
keir@20516 1296 flexarray_free(back);
keir@20516 1297 flexarray_free(front);
keir@20509 1298
keir@20509 1299 return 0;
keir@20462 1300 }
keir@20462 1301
keir@20462 1302 int libxl_device_vkb_clean_shutdown(struct libxl_ctx *ctx, uint32_t domid)
keir@20462 1303 {
keir@20462 1304 return ERROR_NI;
keir@20462 1305 }
keir@20462 1306
keir@20462 1307 int libxl_device_vkb_hard_shutdown(struct libxl_ctx *ctx, uint32_t domid)
keir@20462 1308 {
keir@20462 1309 return ERROR_NI;
keir@20462 1310 }
keir@20462 1311
keir@20462 1312 /******************************************************************************/
keir@20509 1313 static int libxl_build_xenpv_qemu_args(struct libxl_ctx *ctx,
keir@20509 1314 libxl_device_vfb *vfb,
keir@20509 1315 int num_console,
keir@20509 1316 libxl_device_console *console,
keir@20509 1317 libxl_device_model_info *info) {
keir@20509 1318 int i = 0, j = 0, num = 0;
keir@20509 1319 memset(info, 0x00, sizeof(libxl_device_model_info));
keir@20509 1320
keir@20509 1321 info->vnc = vfb->vnc;
keir@20509 1322 if (vfb->vnclisten)
keir@20509 1323 info->vnclisten = libxl_sprintf(ctx, "%s", vfb->vnclisten);
keir@20509 1324 info->vncdisplay = vfb->vncdisplay;
keir@20509 1325 info->vncunused = vfb->vncunused;
keir@20509 1326 if (vfb->keymap)
keir@20509 1327 info->keymap = libxl_sprintf(ctx, "%s", vfb->keymap);
keir@20509 1328 info->sdl = vfb->sdl;
keir@20509 1329 info->opengl = vfb->opengl;
keir@20509 1330 for (i = 0; i < num_console; i++) {
keir@20509 1331 if (console->constype == CONSTYPE_IOEMU)
keir@20509 1332 num++;
keir@20509 1333 }
keir@20509 1334 if (num > 0) {
keir@20509 1335 info->serial = "pty";
keir@20509 1336 num--;
keir@20509 1337 }
keir@20509 1338 if (num > 0) {
keir@20509 1339 info->extra = (char **) libxl_calloc(ctx, num * 2 + 1, sizeof(char *));
keir@20509 1340 for (j = 0; j < num * 2; j = j + 2) {
keir@20509 1341 info->extra[j] = "-serial";
keir@20509 1342 info->extra[j + 1] = "pty";
keir@20509 1343 }
keir@20509 1344 info->extra[j] = NULL;
keir@20509 1345 }
keir@20509 1346 info->domid = vfb->domid;
keir@20509 1347 info->dom_name = libxl_domid_to_name(ctx, vfb->domid);
keir@20509 1348 info->device_model = "/usr/lib/xen/bin/qemu-dm";
keir@20509 1349 info->type = XENPV;
keir@20509 1350 return 0;
keir@20509 1351 }
keir@20509 1352
keir@20509 1353 int libxl_create_xenpv_qemu(struct libxl_ctx *ctx, libxl_device_vfb *vfb,
keir@20514 1354 int num_console, libxl_device_console *console,
keir@20514 1355 struct libxl_device_model_starting **starting_r)
keir@20509 1356 {
keir@20509 1357 libxl_device_model_info info;
keir@20509 1358
keir@20509 1359 libxl_build_xenpv_qemu_args(ctx, vfb, num_console, console, &info);
keir@20542 1360 libxl_create_device_model(ctx, &info, NULL, 0, NULL, 0, starting_r);
keir@20509 1361 return 0;
keir@20509 1362 }
keir@20509 1363
keir@20509 1364 int libxl_device_vfb_add(struct libxl_ctx *ctx, uint32_t domid, libxl_device_vfb *vfb)
keir@20462 1365 {
keir@20509 1366 flexarray_t *front;
keir@20509 1367 flexarray_t *back;
keir@20509 1368 unsigned int boffset = 0;
keir@20509 1369 unsigned int foffset = 0;
keir@20509 1370 libxl_device device;
keir@20509 1371
keir@20509 1372 front = flexarray_make(16, 1);
keir@20509 1373 if (!front)
keir@20509 1374 return ERROR_NOMEM;
keir@20509 1375 back = flexarray_make(16, 1);
keir@20509 1376 if (!back)
keir@20509 1377 return ERROR_NOMEM;
keir@20509 1378
keir@20509 1379 device.backend_devid = vfb->devid;
keir@20509 1380 device.backend_domid = vfb->backend_domid;
keir@20509 1381 device.backend_kind = DEVICE_VFB;
keir@20509 1382 device.devid = vfb->devid;
keir@20509 1383 device.domid = vfb->domid;
keir@20509 1384 device.kind = DEVICE_VFB;
keir@20509 1385
keir@20516 1386 flexarray_set(back, boffset++, "frontend-id");
keir@20509 1387 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vfb->domid));
keir@20516 1388 flexarray_set(back, boffset++, "online");
keir@20516 1389 flexarray_set(back, boffset++, "1");
keir@20516 1390 flexarray_set(back, boffset++, "state");
keir@20509 1391 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1));
keir@20516 1392 flexarray_set(back, boffset++, "domain");
keir@20516 1393 flexarray_set(back, boffset++, libxl_domid_to_name(ctx, domid));
keir@20516 1394 flexarray_set(back, boffset++, "vnc");
keir@20509 1395 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vfb->vnc));
keir@20516 1396 flexarray_set(back, boffset++, "vnclisten");
keir@20516 1397 flexarray_set(back, boffset++, vfb->vnclisten);
keir@20516 1398 flexarray_set(back, boffset++, "vncdisplay");
keir@20509 1399 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vfb->vncdisplay));
keir@20516 1400 flexarray_set(back, boffset++, "vncunused");
keir@20509 1401 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vfb->vncunused));
keir@20516 1402 flexarray_set(back, boffset++, "sdl");
keir@20509 1403 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vfb->sdl));
keir@20516 1404 flexarray_set(back, boffset++, "opengl");
keir@20509 1405 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", vfb->opengl));
keir@20509 1406 if (vfb->xauthority) {
keir@20516 1407 flexarray_set(back, boffset++, "xauthority");
keir@20516 1408 flexarray_set(back, boffset++, vfb->xauthority);
keir@20509 1409 }
keir@20509 1410 if (vfb->display) {
keir@20516 1411 flexarray_set(back, boffset++, "display");
keir@20516 1412 flexarray_set(back, boffset++, vfb->display);
keir@20509 1413 }
keir@20509 1414
keir@20516 1415 flexarray_set(front, foffset++, "backend-id");
keir@20509 1416 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", vfb->backend_domid));
keir@20516 1417 flexarray_set(front, foffset++, "state");
keir@20509 1418 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 1));
keir@20509 1419
keir@20509 1420 libxl_device_generic_add(ctx, &device,
keir@20509 1421 libxl_xs_kvs_of_flexarray(ctx, back, boffset),
keir@20509 1422 libxl_xs_kvs_of_flexarray(ctx, front, foffset));
keir@20509 1423 flexarray_free(front);
keir@20509 1424 flexarray_free(back);
keir@20509 1425
keir@20509 1426 return 0;
keir@20462 1427 }
keir@20462 1428
keir@20462 1429 int libxl_device_vfb_clean_shutdown(struct libxl_ctx *ctx, uint32_t domid)
keir@20462 1430 {
keir@20462 1431 return ERROR_NI;
keir@20462 1432 }
keir@20462 1433
keir@20462 1434 int libxl_device_vfb_hard_shutdown(struct libxl_ctx *ctx, uint32_t domid)
keir@20462 1435 {
keir@20462 1436 return ERROR_NI;
keir@20462 1437 }
keir@20462 1438
keir@20462 1439 /******************************************************************************/
keir@20482 1440
keir@20482 1441 int libxl_device_pci_init(libxl_device_pci *pcidev, unsigned int domain,
keir@20482 1442 unsigned int bus, unsigned int dev,
keir@20482 1443 unsigned int func, unsigned int vdevfn)
keir@20482 1444 {
keir@20482 1445 pcidev->domain = domain;
keir@20482 1446 pcidev->bus = bus;
keir@20482 1447 pcidev->dev = dev;
keir@20482 1448 pcidev->func = func;
keir@20482 1449 pcidev->vdevfn = vdevfn;
keir@20482 1450 return 0;
keir@20482 1451 }
keir@20482 1452
keir@20482 1453 static int libxl_create_pci_backend(struct libxl_ctx *ctx, uint32_t domid, libxl_device_pci *pcidev, int num)
keir@20482 1454 {
keir@20482 1455 flexarray_t *front;
keir@20482 1456 flexarray_t *back;
keir@20482 1457 unsigned int boffset = 0;
keir@20482 1458 unsigned int foffset = 0;
keir@20482 1459 libxl_device device;
keir@20482 1460 int i;
keir@20482 1461
keir@20482 1462 front = flexarray_make(16, 1);
keir@20482 1463 if (!front)
keir@20482 1464 return ERROR_NOMEM;
keir@20482 1465 back = flexarray_make(16, 1);
keir@20482 1466 if (!back)
keir@20482 1467 return ERROR_NOMEM;
keir@20482 1468
keir@20512 1469 XL_LOG(ctx, XL_LOG_DEBUG, "Creating pci backend");
keir@20482 1470
keir@20482 1471 /* add pci device */
keir@20482 1472 device.backend_devid = 0;
keir@20482 1473 device.backend_domid = 0;
keir@20482 1474 device.backend_kind = DEVICE_PCI;
keir@20482 1475 device.devid = 0;
keir@20482 1476 device.domid = domid;
keir@20482 1477 device.kind = DEVICE_PCI;
keir@20482 1478
keir@20516 1479 flexarray_set(back, boffset++, "frontend-id");
keir@20482 1480 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", domid));
keir@20516 1481 flexarray_set(back, boffset++, "online");
keir@20516 1482 flexarray_set(back, boffset++, "1");
keir@20516 1483 flexarray_set(back, boffset++, "state");
keir@20482 1484 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1));
keir@20516 1485 flexarray_set(back, boffset++, "domain");
keir@20516 1486 flexarray_set(back, boffset++, libxl_domid_to_name(ctx, domid));
keir@20482 1487 for (i = 0; i < num; i++) {
keir@20482 1488 flexarray_set(back, boffset++, libxl_sprintf(ctx, "key-%d", i));
keir@20482 1489 flexarray_set(back, boffset++, libxl_sprintf(ctx, PCI_BDF, pcidev->domain, pcidev->bus, pcidev->dev, pcidev->func));
keir@20482 1490 flexarray_set(back, boffset++, libxl_sprintf(ctx, "dev-%d", i));
keir@20482 1491 flexarray_set(back, boffset++, libxl_sprintf(ctx, PCI_BDF, pcidev->domain, pcidev->bus, pcidev->dev, pcidev->func));
keir@20482 1492 if (pcidev->vdevfn) {
keir@20482 1493 flexarray_set(back, boffset++, libxl_sprintf(ctx, "vdevfn-%d", i));
keir@20482 1494 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%x", pcidev->vdevfn));
keir@20482 1495 }
keir@20482 1496 flexarray_set(back, boffset++, libxl_sprintf(ctx, "opts-%d", i));
keir@20482 1497 flexarray_set(back, boffset++, libxl_sprintf(ctx, "msitranslate=%d,power_mgmt=%d", pcidev->msitranslate, pcidev->power_mgmt));
keir@20482 1498 flexarray_set(back, boffset++, libxl_sprintf(ctx, "state-%d", i));
keir@20482 1499 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1));
keir@20482 1500 }
keir@20516 1501 flexarray_set(back, boffset++, "num_devs");
keir@20482 1502 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", num));
keir@20482 1503
keir@20516 1504 flexarray_set(front, foffset++, "backend-id");
keir@20482 1505 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 0));
keir@20516 1506 flexarray_set(front, foffset++, "state");
keir@20482 1507 flexarray_set(front, foffset++, libxl_sprintf(ctx, "%d", 1));
keir@20482 1508
keir@20482 1509 libxl_device_generic_add(ctx, &device,
keir@20482 1510 libxl_xs_kvs_of_flexarray(ctx, back, boffset),
keir@20482 1511 libxl_xs_kvs_of_flexarray(ctx, front, foffset));
keir@20482 1512
keir@20482 1513 flexarray_free(back);
keir@20482 1514 flexarray_free(front);
keir@20482 1515 return 0;
keir@20482 1516 }
keir@20482 1517
keir@20482 1518 static int libxl_device_pci_add_xenstore(struct libxl_ctx *ctx, uint32_t domid, libxl_device_pci *pcidev)
keir@20462 1519 {
keir@20482 1520 flexarray_t *back;
keir@20482 1521 char *num_devs, *be_path;
keir@20482 1522 int num = 0;
keir@20482 1523 unsigned int boffset = 0;
keir@20482 1524 xs_transaction_t t;
keir@20482 1525
keir@20516 1526 be_path = libxl_sprintf(ctx, "%s/backend/pci/%d/0", libxl_xs_get_dompath(ctx, 0), domid);
keir@20482 1527 num_devs = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/num_devs", be_path));
keir@20482 1528 if (!num_devs)
keir@20482 1529 return libxl_create_pci_backend(ctx, domid, pcidev, 1);
keir@20482 1530
keir@20482 1531 if (!is_hvm(ctx, domid)) {
keir@20482 1532 if (libxl_wait_for_backend(ctx, be_path, "4") < 0)
keir@20482 1533 return -1;
keir@20482 1534 }
keir@20482 1535
keir@20482 1536 back = flexarray_make(16, 1);
keir@20482 1537 if (!back)
keir@20482 1538 return ERROR_NOMEM;
keir@20482 1539
keir@20512 1540 XL_LOG(ctx, XL_LOG_DEBUG, "Adding new pci device to xenstore");
keir@20482 1541 num = atoi(num_devs);
keir@20482 1542 flexarray_set(back, boffset++, libxl_sprintf(ctx, "key-%d", num));
keir@20482 1543 flexarray_set(back, boffset++, libxl_sprintf(ctx, PCI_BDF, pcidev->domain, pcidev->bus, pcidev->dev, pcidev->func));
keir@20482 1544 flexarray_set(back, boffset++, libxl_sprintf(ctx, "dev-%d", num));
keir@20482 1545 flexarray_set(back, boffset++, libxl_sprintf(ctx, PCI_BDF, pcidev->domain, pcidev->bus, pcidev->dev, pcidev->func));
keir@20482 1546 if (pcidev->vdevfn) {
keir@20482 1547 flexarray_set(back, boffset++, libxl_sprintf(ctx, "vdevfn-%d", num));
keir@20482 1548 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%x", pcidev->vdevfn));
keir@20482 1549 }
keir@20482 1550 flexarray_set(back, boffset++, libxl_sprintf(ctx, "opts-%d", num));
keir@20482 1551 flexarray_set(back, boffset++, libxl_sprintf(ctx, "msitranslate=%d,power_mgmt=%d", pcidev->msitranslate, pcidev->power_mgmt));
keir@20482 1552 flexarray_set(back, boffset++, libxl_sprintf(ctx, "state-%d", num));
keir@20482 1553 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 1));
keir@20516 1554 flexarray_set(back, boffset++, "num_devs");
keir@20482 1555 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", num + 1));
keir@20516 1556 flexarray_set(back, boffset++, "state");
keir@20482 1557 flexarray_set(back, boffset++, libxl_sprintf(ctx, "%d", 7));
keir@20482 1558
keir@20482 1559 retry_transaction:
keir@20482 1560 t = xs_transaction_start(ctx->xsh);
keir@20482 1561 libxl_xs_writev(ctx, t, be_path,
keir@20482 1562 libxl_xs_kvs_of_flexarray(ctx, back, boffset));
keir@20482 1563 if (!xs_transaction_end(ctx->xsh, t, 0))
keir@20482 1564 if (errno == EAGAIN)
keir@20482 1565 goto retry_transaction;
keir@20482 1566
keir@20482 1567 flexarray_free(back);
keir@20482 1568 return 0;
keir@20482 1569 }
keir@20482 1570
keir@20482 1571 static int libxl_device_pci_remove_xenstore(struct libxl_ctx *ctx, uint32_t domid, libxl_device_pci *pcidev)
keir@20482 1572 {
keir@20542 1573 char *be_path, *num_devs_path, *num_devs, *xsdev, *tmp, *tmppath;
keir@20542 1574 int num, i, j;
keir@20482 1575 xs_transaction_t t;
keir@20482 1576 unsigned int domain = 0, bus = 0, dev = 0, func = 0;
keir@20482 1577
keir@20516 1578 be_path = libxl_sprintf(ctx, "%s/backend/pci/%d/0", libxl_xs_get_dompath(ctx, 0), domid);
keir@20482 1579 num_devs_path = libxl_sprintf(ctx, "%s/num_devs", be_path);
keir@20482 1580 num_devs = libxl_xs_read(ctx, XBT_NULL, num_devs_path);
keir@20482 1581 if (!num_devs)
keir@20482 1582 return -1;
keir@20482 1583 num = atoi(num_devs);
keir@20482 1584
keir@20482 1585 if (!is_hvm(ctx, domid)) {
keir@20482 1586 if (libxl_wait_for_backend(ctx, be_path, "4") < 0) {
keir@20542 1587 XL_LOG(ctx, XL_LOG_DEBUG, "pci backend at %s is not ready", be_path);
keir@20482 1588 return -1;
keir@20482 1589 }
keir@20482 1590 }
keir@20482 1591
keir@20482 1592 for (i = 0; i < num; i++) {
keir@20482 1593 xsdev = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/dev-%d", be_path, i));
keir@20482 1594 sscanf(xsdev, PCI_BDF, &domain, &bus, &dev, &func);
keir@20482 1595 if (domain == pcidev->domain && bus == pcidev->bus &&
keir@20482 1596 pcidev->dev == dev && pcidev->func == func) {
keir@20482 1597 break;
keir@20482 1598 }
keir@20482 1599 }
keir@20482 1600 if (i == num) {
keir@20512 1601 XL_LOG(ctx, XL_LOG_ERROR, "Couldn't find the device on xenstore");
keir@20482 1602 return -1;
keir@20482 1603 }
keir@20482 1604
keir@20482 1605 retry_transaction:
keir@20482 1606 t = xs_transaction_start(ctx->xsh);
keir@20542 1607 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/state-%d", be_path, i), "5", strlen("5"));
keir@20482 1608 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/state", be_path), "7", strlen("7"));
keir@20482 1609 if (!xs_transaction_end(ctx->xsh, t, 0))
keir@20482 1610 if (errno == EAGAIN)
keir@20482 1611 goto retry_transaction;
keir@20542 1612
keir@20542 1613 if (!is_hvm(ctx, domid)) {
keir@20542 1614 if (libxl_wait_for_backend(ctx, be_path, "4") < 0) {
keir@20542 1615 XL_LOG(ctx, XL_LOG_DEBUG, "pci backend at %s is not ready", be_path);
keir@20542 1616 return -1;
keir@20542 1617 }
keir@20542 1618 }
keir@20542 1619
keir@20542 1620 retry_transaction2:
keir@20542 1621 t = xs_transaction_start(ctx->xsh);
keir@20542 1622 xs_rm(ctx->xsh, t, libxl_sprintf(ctx, "%s/state-%d", be_path, i));
keir@20542 1623 xs_rm(ctx->xsh, t, libxl_sprintf(ctx, "%s/key-%d", be_path, i));
keir@20542 1624 xs_rm(ctx->xsh, t, libxl_sprintf(ctx, "%s/dev-%d", be_path, i));
keir@20542 1625 xs_rm(ctx->xsh, t, libxl_sprintf(ctx, "%s/vdev-%d", be_path, i));
keir@20542 1626 xs_rm(ctx->xsh, t, libxl_sprintf(ctx, "%s/opts-%d", be_path, i));
keir@20542 1627 xs_rm(ctx->xsh, t, libxl_sprintf(ctx, "%s/vdevfn-%d", be_path, i));
keir@20542 1628 libxl_xs_write(ctx, t, num_devs_path, "%d", num - 1);
keir@20542 1629 for (j = i + 1; j < num; j++) {
keir@20542 1630 tmppath = libxl_sprintf(ctx, "%s/state-%d", be_path, j);
keir@20542 1631 tmp = libxl_xs_read(ctx, t, tmppath);
keir@20542 1632 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/state-%d", be_path, j - 1), tmp, strlen(tmp));
keir@20542 1633 xs_rm(ctx->xsh, t, tmppath);
keir@20542 1634 tmppath = libxl_sprintf(ctx, "%s/dev-%d", be_path, j);
keir@20542 1635 tmp = libxl_xs_read(ctx, t, tmppath);
keir@20542 1636 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/dev-%d", be_path, j - 1), tmp, strlen(tmp));
keir@20542 1637 xs_rm(ctx->xsh, t, tmppath);
keir@20542 1638 tmppath = libxl_sprintf(ctx, "%s/key-%d", be_path, j);
keir@20542 1639 tmp = libxl_xs_read(ctx, t, tmppath);
keir@20542 1640 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/key-%d", be_path, j - 1), tmp, strlen(tmp));
keir@20542 1641 xs_rm(ctx->xsh, t, tmppath);
keir@20542 1642 tmppath = libxl_sprintf(ctx, "%s/vdev-%d", be_path, j);
keir@20542 1643 tmp = libxl_xs_read(ctx, t, tmppath);
keir@20542 1644 if (tmp) {
keir@20542 1645 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/vdev-%d", be_path, j - 1), tmp, strlen(tmp));
keir@20542 1646 xs_rm(ctx->xsh, t, tmppath);
keir@20542 1647 }
keir@20542 1648 tmppath = libxl_sprintf(ctx, "%s/opts-%d", be_path, j);
keir@20542 1649 tmp = libxl_xs_read(ctx, t, tmppath);
keir@20542 1650 if (tmp) {
keir@20542 1651 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/opts-%d", be_path, j - 1), tmp, strlen(tmp));
keir@20542 1652 xs_rm(ctx->xsh, t, tmppath);
keir@20542 1653 }
keir@20542 1654 tmppath = libxl_sprintf(ctx, "%s/vdevfn-%d", be_path, j);
keir@20542 1655 tmp = libxl_xs_read(ctx, t, tmppath);
keir@20542 1656 if (tmp) {
keir@20542 1657 xs_write(ctx->xsh, t, libxl_sprintf(ctx, "%s/vdevfn-%d", be_path, j - 1), tmp, strlen(tmp));
keir@20542 1658 xs_rm(ctx->xsh, t, tmppath);
keir@20542 1659 }
keir@20542 1660 }
keir@20542 1661 if (!xs_transaction_end(ctx->xsh, t, 0))
keir@20542 1662 if (errno == EAGAIN)
keir@20542 1663 goto retry_transaction2;
keir@20542 1664
keir@20542 1665 if (num == 1) {
keir@20542 1666 char *fe_path = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/frontend", be_path));
keir@20542 1667 libxl_device_destroy(ctx, be_path, 1);
keir@20542 1668 xs_rm(ctx->xsh, XBT_NULL, be_path);
keir@20542 1669 xs_rm(ctx->xsh, XBT_NULL, fe_path);
keir@20542 1670 return 0;
keir@20542 1671 }
keir@20542 1672
keir@20482 1673 return 0;
keir@20462 1674 }
keir@20462 1675
keir@20482 1676 int libxl_device_pci_add(struct libxl_ctx *ctx, uint32_t domid, libxl_device_pci *pcidev)
keir@20462 1677 {
keir@20482 1678 char path[50];
keir@20482 1679 char *state, *vdevfn;
keir@20482 1680 int rc, hvm;
keir@20542 1681 int stubdomid = 0;
keir@20482 1682
keir@20482 1683 /* TODO: check if the device can be assigned */
keir@20482 1684
keir@20482 1685 libxl_device_pci_flr(ctx, pcidev->domain, pcidev->bus, pcidev->dev, pcidev->func);
keir@20482 1686
keir@20542 1687 if ((stubdomid = libxl_get_stubdom_id(ctx, domid)) != 0) {
keir@20542 1688 libxl_device_pci pcidev_s = *pcidev;
keir@20542 1689 libxl_device_pci_add(ctx, stubdomid, &pcidev_s);
keir@20542 1690 }
keir@20542 1691
keir@20482 1692 hvm = is_hvm(ctx, domid);
keir@20482 1693 if (hvm) {
keir@20514 1694 if (libxl_wait_for_device_model(ctx, domid, "running", 0,0) < 0) {
keir@20482 1695 return -1;
keir@20482 1696 }
keir@20482 1697 snprintf(path, sizeof(path), "/local/domain/0/device-model/%d/state", domid);
keir@20482 1698 state = libxl_xs_read(ctx, XBT_NULL, path);
keir@20482 1699 snprintf(path, sizeof(path), "/local/domain/0/device-model/%d/parameter", domid);
keir@20482 1700 if (pcidev->vdevfn)
keir@20482 1701 libxl_xs_write(ctx, XBT_NULL, path, PCI_BDF_VDEVFN, pcidev->domain,
keir@20482 1702 pcidev->bus, pcidev->dev, pcidev->func, pcidev->vdevfn);
keir@20482 1703 else
keir@20482 1704 libxl_xs_write(ctx, XBT_NULL, path, PCI_BDF, pcidev->domain,
keir@20482 1705 pcidev->bus, pcidev->dev, pcidev->func);
keir@20482 1706 snprintf(path, sizeof(path), "/local/domain/0/device-model/%d/command", domid);
keir@20482 1707 xs_write(ctx->xsh, XBT_NULL, path, "pci-ins", strlen("pci-ins"));
keir@20514 1708 if (libxl_wait_for_device_model(ctx, domid, "pci-inserted", 0,0) < 0)
keir@20512 1709 XL_LOG(ctx, XL_LOG_ERROR, "Device Model didn't respond in time");
keir@20482 1710 snprintf(path, sizeof(path), "/local/domain/0/device-model/%d/parameter", domid);
keir@20482 1711 vdevfn = libxl_xs_read(ctx, XBT_NULL, path);
keir@20482 1712 sscanf(vdevfn + 2, "%x", &pcidev->vdevfn);
keir@20482 1713 snprintf(path, sizeof(path), "/local/domain/0/device-model/%d/state", domid);
keir@20482 1714 xs_write(ctx->xsh, XBT_NULL, path, state, strlen(state));
keir@20482 1715 } else {
keir@20542 1716 char *sysfs_path = libxl_sprintf(ctx, SYSFS_PCI_DEV"/"PCI_BDF"/resource", pcidev->domain,
keir@20482 1717 pcidev->bus, pcidev->dev, pcidev->func);
keir@20482 1718 FILE *f = fopen(sysfs_path, "r");
keir@20482 1719 unsigned int start = 0, end = 0, flags = 0, size = 0;
keir@20482 1720 int irq = 0;
keir@20482 1721 int i;
keir@20482 1722
keir@20482 1723 if (f == NULL) {
keir@20512 1724 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "Couldn't open %s", sysfs_path);
keir@20482 1725 return -1;
keir@20482 1726 }
keir@20482 1727 for (i = 0; i < PROC_PCI_NUM_RESOURCES; i++) {
keir@20512 1728 fscanf(f, "0x%x 0x%x 0x%x", &start, &end, &flags);
keir@20482 1729 size = end - start + 1;
keir@20482 1730 if (start) {
keir@20482 1731 if (flags & PCI_BAR_IO) {
keir@20482 1732 rc = xc_domain_ioport_permission(ctx->xch, domid, start, size, 1);
keir@20482 1733 if (rc < 0)
keir@20512 1734 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "Error: xc_domain_ioport_permission error 0x%x/0x%x", start, size);
keir@20482 1735 } else {
keir@20482 1736 rc = xc_domain_iomem_permission(ctx->xch, domid, start>>XC_PAGE_SHIFT,
keir@20482 1737 (size+(XC_PAGE_SIZE-1))>>XC_PAGE_SHIFT, 1);
keir@20482 1738 if (rc < 0)
keir@20512 1739 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "Error: xc_domain_iomem_permission error 0x%x/0x%x", start, size);
keir@20482 1740 }
keir@20482 1741 }
keir@20482 1742 }
keir@20482 1743 fclose(f);
keir@20542 1744 sysfs_path = libxl_sprintf(ctx, SYSFS_PCI_DEV"/"PCI_BDF"/irq", pcidev->domain,
keir@20482 1745 pcidev->bus, pcidev->dev, pcidev->func);
keir@20482 1746 f = fopen(sysfs_path, "r");
keir@20482 1747 if (f == NULL) {
keir@20512 1748 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "Couldn't open %s", sysfs_path);
keir@20482 1749 goto out;
keir@20482 1750 }
keir@20482 1751 fscanf(f, "%u", &irq);
keir@20482 1752 if (irq) {
keir@20482 1753 rc = xc_physdev_map_pirq(ctx->xch, domid, irq, &irq);
keir@20482 1754 if (rc < 0) {
keir@20512 1755 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "Error: xc_physdev_map_pirq irq=%d", irq);
keir@20482 1756 }
keir@20482 1757 rc = xc_domain_irq_permission(ctx->xch, domid, irq, 1);
keir@20482 1758 if (rc < 0) {
keir@20512 1759 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "Error: xc_domain_irq_permission irq=%d", irq);
keir@20482 1760 }
keir@20482 1761 }
keir@20482 1762 fclose(f);
keir@20482 1763 }
keir@20482 1764 out:
keir@20542 1765 if (!libxl_is_stubdom(ctx, domid)) {
keir@20542 1766 if ((rc = xc_assign_device(ctx->xch, domid, pcidev->value)) < 0)
keir@20542 1767 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_assign_device failed");
keir@20542 1768 }
keir@20482 1769
keir@20482 1770 libxl_device_pci_add_xenstore(ctx, domid, pcidev);
keir@20482 1771 return 0;
keir@20462 1772 }
keir@20462 1773
keir@20482 1774 int libxl_device_pci_remove(struct libxl_ctx *ctx, uint32_t domid, libxl_device_pci *pcidev)
keir@20462 1775 {
keir@20482 1776 char path[50];
keir@20482 1777 char *state;
keir@20482 1778 int hvm, rc;
keir@20542 1779 int stubdomid = 0;
keir@20482 1780
keir@20482 1781 /* TODO: check if the device can be detached */
keir@20542 1782 libxl_device_pci_remove_xenstore(ctx, domid, pcidev);
keir@20482 1783
keir@20482 1784 hvm = is_hvm(ctx, domid);
keir@20482 1785 if (hvm) {
keir@20514 1786 if (libxl_wait_for_device_model(ctx, domid, "running", 0,0) < 0) {
keir@20482 1787 return -1;
keir@20482 1788 }
keir@20482 1789 snprintf(path, sizeof(path), "/local/domain/0/device-model/%d/state", domid);
keir@20482 1790 state = libxl_xs_read(ctx, XBT_NULL, path);
keir@20482 1791 snprintf(path, sizeof(path), "/local/domain/0/device-model/%d/parameter", domid);
keir@20482 1792 libxl_xs_write(ctx, XBT_NULL, path, PCI_BDF, pcidev->domain,
keir@20482 1793 pcidev->bus, pcidev->dev, pcidev->func);
keir@20482 1794 snprintf(path, sizeof(path), "/local/domain/0/device-model/%d/command", domid);
keir@20482 1795 xs_write(ctx->xsh, XBT_NULL, path, "pci-rem", strlen("pci-rem"));
keir@20514 1796 if (libxl_wait_for_device_model(ctx, domid, "pci-removed", 0,0) < 0) {
keir@20512 1797 XL_LOG(ctx, XL_LOG_ERROR, "Device Model didn't respond in time");
keir@20482 1798 return -1;
keir@20482 1799 }
keir@20482 1800 snprintf(path, sizeof(path), "/local/domain/0/device-model/%d/state", domid);
keir@20482 1801 xs_write(ctx->xsh, XBT_NULL, path, state, strlen(state));
keir@20482 1802 } else {
keir@20542 1803 char *sysfs_path = libxl_sprintf(ctx, SYSFS_PCI_DEV"/"PCI_BDF"/resource", pcidev->domain,
keir@20482 1804 pcidev->bus, pcidev->dev, pcidev->func);
keir@20482 1805 FILE *f = fopen(sysfs_path, "r");
keir@20482 1806 unsigned int start = 0, end = 0, flags = 0, size = 0;
keir@20482 1807 int irq = 0;
keir@20482 1808 int i;
keir@20482 1809
keir@20482 1810 if (f == NULL) {
keir@20512 1811 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "Couldn't open %s", sysfs_path);
keir@20482 1812 goto skip1;
keir@20482 1813 }
keir@20482 1814 for (i = 0; i < PROC_PCI_NUM_RESOURCES; i++) {
keir@20482 1815 fscanf(f, "0x%x 0x%x 0x%x\n", &start, &end, &flags);
keir@20482 1816 size = end - start + 1;
keir@20482 1817 if (start) {
keir@20482 1818 if (flags & PCI_BAR_IO) {
keir@20482 1819 rc = xc_domain_ioport_permission(ctx->xch, domid, start, size, 0);
keir@20482 1820 if (rc < 0)
keir@20512 1821 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_domain_ioport_permission error 0x%x/0x%x", start, size);
keir@20482 1822 } else {
keir@20482 1823 rc = xc_domain_iomem_permission(ctx->xch, domid, start>>XC_PAGE_SHIFT,
keir@20482 1824 (size+(XC_PAGE_SIZE-1))>>XC_PAGE_SHIFT, 0);
keir@20482 1825 if (rc < 0)
keir@20512 1826 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_domain_iomem_permission error 0x%x/0x%x", start, size);
keir@20482 1827 }
keir@20482 1828 }
keir@20482 1829 }
keir@20482 1830 fclose(f);
keir@20482 1831 skip1:
keir@20542 1832 sysfs_path = libxl_sprintf(ctx, SYSFS_PCI_DEV"/"PCI_BDF"/irq", pcidev->domain,
keir@20482 1833 pcidev->bus, pcidev->dev, pcidev->func);
keir@20482 1834 f = fopen(sysfs_path, "r");
keir@20482 1835 if (f == NULL) {
keir@20512 1836 XL_LOG_ERRNO(ctx, XL_LOG_ERROR, "Couldn't open %s", sysfs_path);
keir@20482 1837 goto out;
keir@20482 1838 }
keir@20482 1839 fscanf(f, "%u", &irq);
keir@20482 1840 if (irq) {
keir@20482 1841 rc = xc_physdev_unmap_pirq(ctx->xch, domid, irq);
keir@20482 1842 if (rc < 0) {
keir@20512 1843 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_physdev_map_pirq irq=%d", irq);
keir@20482 1844 }
keir@20482 1845 rc = xc_domain_irq_permission(ctx->xch, domid, irq, 0);
keir@20482 1846 if (rc < 0) {
keir@20512 1847 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_domain_irq_permission irq=%d", irq);
keir@20482 1848 }
keir@20482 1849 }
keir@20482 1850 fclose(f);
keir@20482 1851 }
keir@20482 1852 out:
keir@20482 1853 libxl_device_pci_flr(ctx, pcidev->domain, pcidev->bus, pcidev->dev, pcidev->func);
keir@20482 1854
keir@20542 1855 if (!libxl_is_stubdom(ctx, domid)) {
keir@20542 1856 if ((rc = xc_deassign_device(ctx->xch, domid, pcidev->value)) < 0)
keir@20542 1857 XL_LOG_ERRNOVAL(ctx, XL_LOG_ERROR, rc, "xc_deassign_device failed");
keir@20542 1858 }
keir@20542 1859
keir@20542 1860 if ((stubdomid = libxl_get_stubdom_id(ctx, domid)) != 0) {
keir@20542 1861 libxl_device_pci pcidev_s = *pcidev;
keir@20542 1862 libxl_device_pci_remove(ctx, stubdomid, &pcidev_s);
keir@20542 1863 }
keir@20542 1864
keir@20482 1865 return 0;
keir@20462 1866 }
keir@20482 1867
keir@20482 1868 libxl_device_pci *libxl_device_pci_list(struct libxl_ctx *ctx, uint32_t domid, int *num)
keir@20482 1869 {
keir@20482 1870 char *be_path, *num_devs, *xsdev, *xsvdevfn, *xsopts;
keir@20482 1871 int n, i;
keir@20482 1872 unsigned int domain = 0, bus = 0, dev = 0, func = 0, vdevfn = 0;
keir@20482 1873 libxl_device_pci *pcidevs;
keir@20482 1874
keir@20516 1875 be_path = libxl_sprintf(ctx, "%s/backend/pci/%d/0", libxl_xs_get_dompath(ctx, 0), domid);
keir@20482 1876 num_devs = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/num_devs", be_path));
keir@20482 1877 if (!num_devs) {
keir@20482 1878 *num = 0;
keir@20482 1879 return NULL;
keir@20482 1880 }
keir@20482 1881 n = atoi(num_devs);
keir@20516 1882 pcidevs = (libxl_device_pci *) calloc(n, sizeof(libxl_device_pci));
keir@20482 1883 *num = n;
keir@20482 1884
keir@20482 1885 for (i = 0; i < n; i++) {
keir@20482 1886 xsdev = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/dev-%d", be_path, i));
keir@20482 1887 sscanf(xsdev, PCI_BDF, &domain, &bus, &dev, &func);
keir@20482 1888 xsvdevfn = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/vdevfn-%d", be_path, i));
keir@20482 1889 if (xsvdevfn)
keir@20482 1890 vdevfn = strtol(xsvdevfn, (char **) NULL, 16);
keir@20482 1891 libxl_device_pci_init(pcidevs + i, domain, bus, dev, func, vdevfn);
keir@20482 1892 xsopts = libxl_xs_read(ctx, XBT_NULL, libxl_sprintf(ctx, "%s/opts-%d", be_path, i));
keir@20482 1893 if (xsopts) {
keir@20482 1894 char *saveptr;
keir@20482 1895 char *p = strtok_r(xsopts, ",=", &saveptr);
keir@20482 1896 do {
keir@20482 1897 while (*p == ' ')
keir@20482 1898 p++;
keir@20482 1899 if (!strcmp(p, "msitranslate")) {
keir@20482 1900 p = strtok_r(NULL, ",=", &saveptr);
keir@20482 1901 pcidevs[i].msitranslate = atoi(p);
keir@20482 1902 } else if (!strcmp(p, "power_mgmt")) {
keir@20482 1903 p = strtok_r(NULL, ",=", &saveptr);
keir@20482 1904 pcidevs[i].power_mgmt = atoi(p);
keir@20482 1905 }
keir@20482 1906 } while ((p = strtok_r(NULL, ",=", &saveptr)) != NULL);
keir@20482 1907 }
keir@20482 1908 }
keir@20482 1909 return pcidevs;
keir@20482 1910 }
keir@20482 1911
keir@20482 1912 int libxl_device_pci_shutdown(struct libxl_ctx *ctx, uint32_t domid)
keir@20482 1913 {
keir@20482 1914 libxl_device_pci *pcidevs;
keir@20482 1915 int num, i;
keir@20482 1916
keir@20482 1917 pcidevs = libxl_device_pci_list(ctx, domid, &num);
keir@20482 1918 for (i = 0; i < num; i++) {
keir@20482 1919 if (libxl_device_pci_remove(ctx, domid, pcidevs + i) < 0)
keir@20482 1920 return -1;
keir@20482 1921 }
keir@20516 1922 free(pcidevs);
keir@20482 1923 return 0;
keir@20482 1924 }
keir@20482 1925
keir@20542 1926 void nic_info_domid_fixup(libxl_device_nic *nic_info, int domid)
keir@20542 1927 {
keir@20542 1928 nic_info->domid = domid;
keir@20542 1929 asprintf(&(nic_info->ifname), "tap%d.%d", domid, nic_info->devid - 1);
keir@20542 1930 }
keir@20542 1931
keir@20542 1932 void disk_info_domid_fixup(libxl_device_disk *disk_info, int domid)
keir@20542 1933 {
keir@20542 1934 disk_info->domid = domid;
keir@20542 1935 }
keir@20542 1936
keir@20542 1937 void vfb_info_domid_fixup(libxl_device_vfb *vfb, int domid)
keir@20542 1938 {
keir@20542 1939 vfb->domid = domid;
keir@20542 1940 }
keir@20542 1941
keir@20542 1942 void vkb_info_domid_fixup(libxl_device_vkb *vkb, int domid)
keir@20542 1943 {
keir@20542 1944 vkb->domid = domid;
keir@20542 1945 }
keir@20542 1946
keir@20542 1947 void console_info_domid_fixup(libxl_device_console *console, int domid)
keir@20542 1948 {
keir@20542 1949 console->domid = domid;
keir@20542 1950 }
keir@20542 1951
keir@20542 1952 void device_model_info_domid_fixup(libxl_device_model_info *dm_info, int domid)
keir@20542 1953 {
keir@20542 1954 dm_info->domid = domid;
keir@20542 1955 }
keir@20542 1956
keir@20542 1957 void init_create_info(libxl_domain_create_info *c_info)
keir@20542 1958 {
keir@20542 1959 memset(c_info, '\0', sizeof(*c_info));
keir@20542 1960 c_info->xsdata = NULL;
keir@20542 1961 c_info->platformdata = NULL;
keir@20542 1962 c_info->hvm = 1;
keir@20542 1963 c_info->ssidref = 0;
keir@20542 1964 }
keir@20542 1965
keir@20542 1966 void init_build_info(libxl_domain_build_info *b_info, libxl_domain_create_info *c_info)
keir@20542 1967 {
keir@20542 1968 memset(b_info, '\0', sizeof(*b_info));
keir@20542 1969 b_info->timer_mode = -1;
keir@20542 1970 b_info->hpet = 1;
keir@20542 1971 b_info->vpt_align = -1;
keir@20542 1972 b_info->max_vcpus = 1;
keir@20542 1973 b_info->max_memkb = 32 * 1024;
keir@20542 1974 if (c_info->hvm) {
keir@20542 1975 b_info->shadow_memkb = libxl_get_required_shadow_memory(b_info->max_memkb, b_info->max_vcpus);
keir@20542 1976 b_info->video_memkb = 8 * 1024;
keir@20542 1977 b_info->kernel = "/usr/lib/xen/boot/hvmloader";
keir@20542 1978 b_info->hvm = 1;
keir@20542 1979 b_info->u.hvm.pae = 1;
keir@20542 1980 b_info->u.hvm.apic = 1;
keir@20542 1981 b_info->u.hvm.acpi = 1;
keir@20542 1982 b_info->u.hvm.nx = 1;
keir@20542 1983 b_info->u.hvm.viridian = 0;
keir@20542 1984 }
keir@20542 1985 }
keir@20542 1986
keir@20542 1987 void init_dm_info(libxl_device_model_info *dm_info,
keir@20542 1988 libxl_domain_create_info *c_info, libxl_domain_build_info *b_info)
keir@20542 1989 {
keir@20542 1990 memset(dm_info, '\0', sizeof(*dm_info));
keir@20542 1991
keir@20542 1992 dm_info->dom_name = c_info->name;
keir@20542 1993 dm_info->device_model = "/usr/lib/xen/bin/qemu-dm";
keir@20542 1994 dm_info->videoram = b_info->video_memkb / 1024;
keir@20542 1995 dm_info->apic = b_info->u.hvm.apic;
keir@20542 1996
keir@20542 1997 dm_info->stdvga = 0;
keir@20542 1998 dm_info->vnc = 1;
keir@20542 1999 dm_info->vnclisten = "127.0.0.1";
keir@20542 2000 dm_info->vncdisplay = 0;
keir@20542 2001 dm_info->vncunused = 0;
keir@20542 2002 dm_info->keymap = NULL;
keir@20542 2003 dm_info->sdl = 0;
keir@20542 2004 dm_info->opengl = 0;
keir@20542 2005 dm_info->nographic = 0;
keir@20542 2006 dm_info->serial = NULL;
keir@20542 2007 dm_info->boot = "cda";
keir@20542 2008 dm_info->usb = 0;
keir@20542 2009 dm_info->usbdevice = NULL;
keir@20542 2010 }
keir@20542 2011
keir@20542 2012 void init_nic_info(libxl_device_nic *nic_info, int devnum)
keir@20542 2013 {
keir@20542 2014 memset(nic_info, '\0', sizeof(*nic_info));
keir@20542 2015
keir@20542 2016
keir@20542 2017 nic_info->backend_domid = 0;
keir@20542 2018 nic_info->domid = 0;
keir@20542 2019 nic_info->devid = devnum;
keir@20542 2020 nic_info->mtu = 1492;
keir@20542 2021 nic_info->model = "e1000";
keir@20542 2022 srand(time(0));
keir@20542 2023 nic_info->mac[0] = 0x00;
keir@20542 2024 nic_info->mac[1] = 0x16;
keir@20542 2025 nic_info->mac[2] = 0x3e;
keir@20542 2026 nic_info->mac[3] = 1 + (int) (0x7f * (rand() / (RAND_MAX + 1.0)));
keir@20542 2027 nic_info->mac[4] = 1 + (int) (0xff * (rand() / (RAND_MAX + 1.0)));
keir@20542 2028 nic_info->mac[5] = 1 + (int) (0xff * (rand() / (RAND_MAX + 1.0)));
keir@20542 2029 asprintf(&(nic_info->smac), "%02x:%02x:%02x:%02x:%02x:%02x", nic_info->mac[0], nic_info->mac[1], nic_info->mac[2], nic_info->mac[3], nic_info->mac[4], nic_info->mac[5]);
keir@20542 2030 nic_info->ifname = NULL;
keir@20542 2031 nic_info->bridge = "xenbr0";
keir@20542 2032 nic_info->script = "/etc/xen/scripts/vif-bridge";
keir@20542 2033 nic_info->nictype = NICTYPE_IOEMU;
keir@20542 2034 }
keir@20542 2035
keir@20542 2036 void init_vfb_info(libxl_device_vfb *vfb, int dev_num)
keir@20542 2037 {
keir@20542 2038 memset(vfb, 0x00, sizeof(libxl_device_vfb));
keir@20542 2039 vfb->devid = dev_num;
keir@20542 2040 vfb->vnc = 1;
keir@20542 2041 vfb->vnclisten = "127.0.0.1";
keir@20542 2042 vfb->vncdisplay = 0;
keir@20542 2043 vfb->vncunused = 1;
keir@20542 2044 vfb->keymap = NULL;
keir@20542 2045 vfb->sdl = 0;
keir@20542 2046 vfb->opengl = 0;
keir@20542 2047 }
keir@20542 2048
keir@20542 2049 void init_vkb_info(libxl_device_vkb *vkb, int dev_num)
keir@20542 2050 {
keir@20542 2051 memset(vkb, 0x00, sizeof(libxl_device_vkb));
keir@20542 2052 vkb->devid = dev_num;
keir@20542 2053 }
keir@20542 2054
keir@20542 2055 void init_console_info(libxl_device_console *console, int dev_num, libxl_domain_build_state *state)
keir@20542 2056 {
keir@20542 2057 memset(console, 0x00, sizeof(libxl_device_console));
keir@20542 2058 console->devid = dev_num;
keir@20542 2059 console->constype = CONSTYPE_XENCONSOLED;
keir@20542 2060 if (state)
keir@20542 2061 console->build_state = state;
keir@20542 2062 }
keir@20542 2063
keir@20542 2064