debuggers.hg: tools/libxl/libxl.c annotate

debuggers.hg

annotate tools/libxl/libxl.c @ 21732:dcb1cd697788

libxl: Pass bridge config info into xenstore

Signed-off-by: George Dunlap <george.dunlap@eu.citrix.com>

author	Ian Jackson <Ian.Jackson@eu.citrix.com>
date	Mon Jun 28 17:10:38 2010 +0100 (2010-06-28)
parents	f2f0b687f74d
children	408b0b6768fc

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