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-rw-r--r--tools/libxl/libxl.c126
1 files changed, 71 insertions, 55 deletions
diff --git a/tools/libxl/libxl.c b/tools/libxl/libxl.c
index 73f155c700..a8455d8a30 100644
--- a/tools/libxl/libxl.c
+++ b/tools/libxl/libxl.c
@@ -223,7 +223,7 @@ int libxl_domain_resume(libxl_ctx *ctx, uint32_t domid)
libxl__gc gc = LIBXL_INIT_GC(ctx);
int rc = 0;
- if (libxl__domain_is_hvm(ctx, domid)) {
+ if (libxl__domain_is_hvm(&gc, domid)) {
LIBXL__LOG(ctx, LIBXL__LOG_DEBUG, "Called domain_resume on "
"non-cooperative hvm domain %u", domid);
rc = ERROR_NI;
@@ -455,14 +455,16 @@ libxl_vminfo * libxl_list_vm(libxl_ctx *ctx, int *nb_vm)
int libxl_domain_suspend(libxl_ctx *ctx, libxl_domain_suspend_info *info,
uint32_t domid, int fd)
{
- int hvm = libxl__domain_is_hvm(ctx, domid);
+ libxl__gc gc = LIBXL_INIT_GC(ctx);
+ int hvm = libxl__domain_is_hvm(&gc, domid);
int live = info != NULL && info->flags & XL_SUSPEND_LIVE;
int debug = info != NULL && info->flags & XL_SUSPEND_DEBUG;
int rc = 0;
- rc = libxl__domain_suspend_common(ctx, domid, fd, hvm, live, debug);
+ rc = libxl__domain_suspend_common(&gc, domid, fd, hvm, live, debug);
if (!rc && hvm)
- rc = libxl__domain_save_device_model(ctx, domid, fd);
+ rc = libxl__domain_save_device_model(&gc, domid, fd);
+ libxl__free_all(&gc);
return rc;
}
@@ -497,12 +499,12 @@ int libxl_domain_unpause(libxl_ctx *ctx, uint32_t domid)
char *state;
int ret, rc = 0;
- if (libxl__domain_is_hvm(ctx, domid)) {
+ if (libxl__domain_is_hvm(&gc, domid)) {
path = libxl__sprintf(&gc, "/local/domain/0/device-model/%d/state", domid);
state = libxl__xs_read(&gc, XBT_NULL, path);
if (state != NULL && !strcmp(state, "paused")) {
libxl__xs_write(&gc, XBT_NULL, libxl__sprintf(&gc, "/local/domain/0/device-model/%d/command", domid), "continue");
- libxl__wait_for_device_model(ctx, domid, "running", NULL, NULL);
+ libxl__wait_for_device_model(&gc, domid, "running", NULL, NULL);
}
}
ret = xc_domain_unpause(ctx->xch, domid);
@@ -539,7 +541,7 @@ int libxl_domain_shutdown(libxl_ctx *ctx, uint32_t domid, int req)
return ERROR_FAIL;
}
- if (libxl__domain_is_hvm(ctx,domid)) {
+ if (libxl__domain_is_hvm(&gc, domid)) {
unsigned long pvdriver = 0;
int ret;
ret = xc_get_hvm_param(ctx->xch, domid, HVM_PARAM_CALLBACK_IRQ, &pvdriver);
@@ -713,7 +715,7 @@ int libxl_domain_destroy(libxl_ctx *ctx, uint32_t domid, int force)
return rc;
}
- if (libxl__domain_is_hvm(ctx, domid)) {
+ if (libxl__domain_is_hvm(&gc, domid)) {
dm_present = 1;
} else {
char *pid;
@@ -734,10 +736,10 @@ int libxl_domain_destroy(libxl_ctx *ctx, uint32_t domid, int force)
LIBXL__LOG_ERRNOVAL(ctx, LIBXL__LOG_ERROR, rc, "xc_domain_pause failed for %d", domid);
}
if (dm_present) {
- if (libxl__destroy_device_model(ctx, domid) < 0)
+ if (libxl__destroy_device_model(&gc, domid) < 0)
LIBXL__LOG(ctx, LIBXL__LOG_ERROR, "libxl__destroy_device_model failed for %d", domid);
}
- if (libxl__devices_destroy(ctx, domid, force) < 0)
+ if (libxl__devices_destroy(&gc, domid, force) < 0)
LIBXL__LOG(ctx, LIBXL__LOG_ERROR, "libxl_destroy_devices failed for %d", domid);
vm_path = libxl__xs_read(&gc, XBT_NULL, libxl__sprintf(&gc, "%s/vm", dom_path));
@@ -748,7 +750,7 @@ int libxl_domain_destroy(libxl_ctx *ctx, uint32_t domid, int force)
if (!xs_rm(ctx->xsh, XBT_NULL, dom_path))
LIBXL__LOG_ERRNO(ctx, LIBXL__LOG_ERROR, "xs_rm failed for %s", dom_path);
- libxl__userdata_destroyall(ctx, domid);
+ libxl__userdata_destroyall(&gc, domid);
rc = xc_domain_destroy(ctx->xch, domid);
if (rc < 0) {
@@ -790,16 +792,20 @@ out:
int libxl_primary_console_exec(libxl_ctx *ctx, uint32_t domid_vm)
{
+ libxl__gc gc = LIBXL_INIT_GC(ctx);
uint32_t stubdomid = libxl_get_stubdom_id(ctx, domid_vm);
+ int rc;
if (stubdomid)
- return libxl_console_exec(ctx, stubdomid,
- STUBDOM_CONSOLE_SERIAL, LIBXL_CONSTYPE_PV);
+ rc = libxl_console_exec(ctx, stubdomid,
+ STUBDOM_CONSOLE_SERIAL, LIBXL_CONSTYPE_PV);
else {
- if (libxl__domain_is_hvm(ctx, domid_vm))
- return libxl_console_exec(ctx, domid_vm, 0, LIBXL_CONSTYPE_SERIAL);
+ if (libxl__domain_is_hvm(&gc, domid_vm))
+ rc = libxl_console_exec(ctx, domid_vm, 0, LIBXL_CONSTYPE_SERIAL);
else
- return libxl_console_exec(ctx, domid_vm, 0, LIBXL_CONSTYPE_PV);
+ rc = libxl_console_exec(ctx, domid_vm, 0, LIBXL_CONSTYPE_PV);
}
+ libxl__free_all(&gc);
+ return rc;
}
int libxl_vncviewer_exec(libxl_ctx *ctx, uint32_t domid, int autopass)
@@ -877,9 +883,10 @@ int libxl_vncviewer_exec(libxl_ctx *ctx, uint32_t domid, int autopass)
/******************************************************************************/
-static int validate_virtual_disk(libxl_ctx *ctx, char *file_name,
- libxl_device_disk *disk)
+static int validate_virtual_disk(libxl__gc *gc, char *file_name,
+ libxl_device_disk *disk)
{
+ libxl_ctx *ctx = libxl__gc_owner(gc);
struct stat stat_buf;
char *delimiter;
@@ -924,7 +931,7 @@ int libxl_device_disk_add(libxl_ctx *ctx, uint32_t domid, libxl_device_disk *dis
libxl__device device;
int major, minor, rc;
- rc = validate_virtual_disk(ctx, disk->pdev_path, disk);
+ rc = validate_virtual_disk(&gc, disk->pdev_path, disk);
if (rc)
return rc;
@@ -1035,7 +1042,7 @@ int libxl_device_disk_add(libxl_ctx *ctx, uint32_t domid, libxl_device_disk *dis
flexarray_append(front, "x86_32-abi"); /* hardcoded ! */
}
- libxl__device_generic_add(ctx, &device,
+ libxl__device_generic_add(&gc, &device,
libxl__xs_kvs_of_flexarray(&gc, back, back->count),
libxl__xs_kvs_of_flexarray(&gc, front, front->count));
@@ -1049,7 +1056,7 @@ out:
return rc;
}
-int libxl_device_disk_del(libxl_ctx *ctx,
+int libxl_device_disk_del(libxl_ctx *ctx,
libxl_device_disk *disk, int wait)
{
libxl__gc gc = LIBXL_INIT_GC(ctx);
@@ -1059,12 +1066,12 @@ int libxl_device_disk_del(libxl_ctx *ctx,
devid = libxl__device_disk_dev_number(disk->vdev);
device.backend_domid = disk->backend_domid;
device.backend_devid = devid;
- device.backend_kind =
+ device.backend_kind =
(disk->backend == DISK_BACKEND_PHY) ? DEVICE_VBD : DEVICE_TAP;
device.domid = disk->domid;
device.devid = devid;
device.kind = DEVICE_VBD;
- rc = libxl__device_del(ctx, &device, wait);
+ rc = libxl__device_del(&gc, &device, wait);
xs_rm(ctx->xsh, XBT_NULL, libxl__device_backend_path(&gc, &device));
xs_rm(ctx->xsh, XBT_NULL, libxl__device_frontend_path(&gc, &device));
libxl__free_all(&gc);
@@ -1078,7 +1085,7 @@ char * libxl_device_disk_local_attach(libxl_ctx *ctx, libxl_device_disk *disk)
char *ret = NULL;
switch (disk->backend) {
- case DISK_BACKEND_PHY:
+ case DISK_BACKEND_PHY:
if (disk->format != DISK_FORMAT_RAW) {
LIBXL__LOG(ctx, LIBXL__LOG_ERROR, "physical block device must"
" be raw");
@@ -1088,7 +1095,7 @@ char * libxl_device_disk_local_attach(libxl_ctx *ctx, libxl_device_disk *disk)
disk->pdev_path);
dev = disk->pdev_path;
break;
- case DISK_BACKEND_TAP:
+ case DISK_BACKEND_TAP:
if (disk->format == DISK_FORMAT_VHD || disk->format == DISK_FORMAT_RAW)
{
if (libxl__blktap_enabled(&gc))
@@ -1115,7 +1122,7 @@ char * libxl_device_disk_local_attach(libxl_ctx *ctx, libxl_device_disk *disk)
"type: %d", disk->backend);
break;
}
- case DISK_BACKEND_QDISK:
+ case DISK_BACKEND_QDISK:
if (disk->format != DISK_FORMAT_RAW) {
LIBXL__LOG(ctx, LIBXL__LOG_ERROR, "cannot locally attach a qdisk "
"image if the format is not raw");
@@ -1126,7 +1133,7 @@ char * libxl_device_disk_local_attach(libxl_ctx *ctx, libxl_device_disk *disk)
dev = disk->pdev_path;
break;
case DISK_BACKEND_UNKNOWN:
- default:
+ default:
LIBXL__LOG(ctx, LIBXL__LOG_ERROR, "unrecognized disk backend "
"type: %d", disk->backend);
break;
@@ -1258,7 +1265,7 @@ int libxl_device_nic_add(libxl_ctx *ctx, uint32_t domid, libxl_device_nic *nic)
flexarray_append(front, "x86_32-abi"); /* hardcoded ! */
}
- libxl__device_generic_add(ctx, &device,
+ libxl__device_generic_add(&gc, &device,
libxl__xs_kvs_of_flexarray(&gc, back, back->count),
libxl__xs_kvs_of_flexarray(&gc, front, front->count));
@@ -1272,10 +1279,12 @@ out:
return rc;
}
-int libxl_device_nic_del(libxl_ctx *ctx,
+int libxl_device_nic_del(libxl_ctx *ctx,
libxl_device_nic *nic, int wait)
{
+ libxl__gc gc = LIBXL_INIT_GC(ctx);
libxl__device device;
+ int rc;
device.backend_devid = nic->devid;
device.backend_domid = nic->backend_domid;
@@ -1284,7 +1293,9 @@ int libxl_device_nic_del(libxl_ctx *ctx,
device.domid = nic->domid;
device.kind = DEVICE_VIF;
- return libxl__device_del(ctx, &device, wait);
+ rc = libxl__device_del(&gc, &device, wait);
+ libxl__free_all(&gc);
+ return rc;
}
libxl_nicinfo *libxl_list_nics(libxl_ctx *ctx, uint32_t domid, unsigned int *nb)
@@ -1470,7 +1481,7 @@ int libxl_device_net2_add(libxl_ctx *ctx, uint32_t domid, libxl_device_net2 *net
flexarray_append(front, "state");
flexarray_append(front, "1");
- libxl__device_generic_add(ctx, &device,
+ libxl__device_generic_add(&gc, &device,
libxl__xs_kvs_of_flexarray(&gc, back, back->count),
libxl__xs_kvs_of_flexarray(&gc, front, front->count));
@@ -1547,7 +1558,9 @@ err:
int libxl_device_net2_del(libxl_ctx *ctx, libxl_device_net2 *net2, int wait)
{
+ libxl__gc gc = LIBXL_INIT_GC(ctx);
libxl__device device;
+ int rc;
device.backend_devid = net2->devid;
device.backend_domid = net2->backend_domid;
@@ -1556,7 +1569,9 @@ int libxl_device_net2_del(libxl_ctx *ctx, libxl_device_net2 *net2, int wait)
device.domid = net2->domid;
device.kind = DEVICE_VIF2;
- return libxl__device_del(ctx, &device, wait);
+ rc = libxl__device_del(&gc, &device, wait);
+ libxl__free_all(&gc);
+ return rc;
}
@@ -1626,7 +1641,7 @@ int libxl_device_console_add(libxl_ctx *ctx, uint32_t domid, libxl_device_consol
flexarray_append(front, LIBXL_XENCONSOLE_PROTOCOL);
}
- libxl__device_generic_add(ctx, &device,
+ libxl__device_generic_add(&gc, &device,
libxl__xs_kvs_of_flexarray(&gc, back, back->count),
libxl__xs_kvs_of_flexarray(&gc, front, front->count));
rc = 0;
@@ -1685,7 +1700,7 @@ int libxl_device_vkb_add(libxl_ctx *ctx, uint32_t domid, libxl_device_vkb *vkb)
flexarray_append(front, "state");
flexarray_append(front, libxl__sprintf(&gc, "%d", 1));
- libxl__device_generic_add(ctx, &device,
+ libxl__device_generic_add(&gc, &device,
libxl__xs_kvs_of_flexarray(&gc, back, back->count),
libxl__xs_kvs_of_flexarray(&gc, front, front->count));
rc = 0;
@@ -1707,22 +1722,22 @@ int libxl_device_vkb_hard_shutdown(libxl_ctx *ctx, uint32_t domid)
return ERROR_NI;
}
-static unsigned int libxl_append_disk_list_of_type(libxl_ctx *ctx,
- uint32_t domid,
- const char *type,
- libxl_device_disk **disks,
- unsigned int *ndisks)
+static unsigned int libxl__append_disk_list_of_type(libxl__gc *gc,
+ uint32_t domid,
+ const char *type,
+ libxl_device_disk **disks,
+ unsigned int *ndisks)
{
- libxl__gc gc = LIBXL_INIT_GC(ctx);
+ libxl_ctx *ctx = libxl__gc_owner(gc);
char *be_path = NULL;
char **dir = NULL;
unsigned int n = 0, len = 0;
libxl_device_disk *pdisk = NULL, *pdisk_end = NULL;
char *physpath_tmp = NULL;
- be_path = libxl__sprintf(&gc, "%s/backend/%s/%d",
- libxl__xs_get_dompath(&gc, 0), type, domid);
- dir = libxl__xs_directory(&gc, XBT_NULL, be_path, &n);
+ be_path = libxl__sprintf(gc, "%s/backend/%s/%d",
+ libxl__xs_get_dompath(gc, 0), type, domid);
+ dir = libxl__xs_directory(gc, XBT_NULL, be_path, &n);
if (dir) {
*disks = realloc(*disks, sizeof (libxl_device_disk) * (*ndisks + n));
pdisk = *disks + *ndisks;
@@ -1731,40 +1746,41 @@ static unsigned int libxl_append_disk_list_of_type(libxl_ctx *ctx,
for (; pdisk < pdisk_end; pdisk++, dir++) {
pdisk->backend_domid = 0;
pdisk->domid = domid;
- physpath_tmp = xs_read(ctx->xsh, XBT_NULL, libxl__sprintf(&gc, "%s/%s/params", be_path, *dir), &len);
+ physpath_tmp = xs_read(ctx->xsh, XBT_NULL, libxl__sprintf(gc, "%s/%s/params", be_path, *dir), &len);
if (physpath_tmp && strchr(physpath_tmp, ':')) {
pdisk->pdev_path = strdup(strchr(physpath_tmp, ':') + 1);
free(physpath_tmp);
} else {
pdisk->pdev_path = physpath_tmp;
}
- libxl_string_to_backend(ctx, libxl__xs_read(&gc, XBT_NULL,
- libxl__sprintf(&gc, "%s/%s/type", be_path, *dir)),
+ libxl_string_to_backend(ctx, libxl__xs_read(gc, XBT_NULL,
+ libxl__sprintf(gc, "%s/%s/type", be_path, *dir)),
&(pdisk->backend));
- pdisk->vdev = xs_read(ctx->xsh, XBT_NULL, libxl__sprintf(&gc, "%s/%s/dev", be_path, *dir), &len);
- pdisk->unpluggable = atoi(libxl__xs_read(&gc, XBT_NULL, libxl__sprintf(&gc, "%s/%s/removable", be_path, *dir)));
- if (!strcmp(libxl__xs_read(&gc, XBT_NULL, libxl__sprintf(&gc, "%s/%s/mode", be_path, *dir)), "w"))
+ pdisk->vdev = xs_read(ctx->xsh, XBT_NULL, libxl__sprintf(gc, "%s/%s/dev", be_path, *dir), &len);
+ pdisk->unpluggable = atoi(libxl__xs_read(gc, XBT_NULL, libxl__sprintf(gc, "%s/%s/removable", be_path, *dir)));
+ if (!strcmp(libxl__xs_read(gc, XBT_NULL, libxl__sprintf(gc, "%s/%s/mode", be_path, *dir)), "w"))
pdisk->readwrite = 1;
else
pdisk->readwrite = 0;
- type = libxl__xs_read(&gc, XBT_NULL, libxl__sprintf(&gc, "%s/device-type", libxl__xs_read(&gc, XBT_NULL, libxl__sprintf(&gc, "%s/%s/frontend", be_path, *dir))));
+ type = libxl__xs_read(gc, XBT_NULL, libxl__sprintf(gc, "%s/device-type", libxl__xs_read(gc, XBT_NULL, libxl__sprintf(gc, "%s/%s/frontend", be_path, *dir))));
pdisk->is_cdrom = !strcmp(type, "cdrom");
}
}
- libxl__free_all(&gc);
return n;
}
libxl_device_disk *libxl_device_disk_list(libxl_ctx *ctx, uint32_t domid, int *num)
{
+ libxl__gc gc = LIBXL_INIT_GC(ctx);
libxl_device_disk *disks = NULL;
unsigned int ndisks = 0;
- *num = libxl_append_disk_list_of_type(ctx, domid, "vbd", &disks, &ndisks);
- *num += libxl_append_disk_list_of_type(ctx, domid, "tap", &disks, &ndisks);
- *num += libxl_append_disk_list_of_type(ctx, domid, "qdisk", &disks, &ndisks);
+ *num = libxl__append_disk_list_of_type(&gc, domid, "vbd", &disks, &ndisks);
+ *num += libxl__append_disk_list_of_type(&gc, domid, "tap", &disks, &ndisks);
+ *num += libxl__append_disk_list_of_type(&gc, domid, "qdisk", &disks, &ndisks);
+ libxl__free_all(&gc);
return disks;
}
@@ -1908,7 +1924,7 @@ int libxl_device_vfb_add(libxl_ctx *ctx, uint32_t domid, libxl_device_vfb *vfb)
flexarray_append_pair(front, "backend-id", libxl__sprintf(&gc, "%d", vfb->backend_domid));
flexarray_append_pair(front, "state", libxl__sprintf(&gc, "%d", 1));
- libxl__device_generic_add(ctx, &device,
+ libxl__device_generic_add(&gc, &device,
libxl__xs_kvs_of_flexarray(&gc, back, back->count),
libxl__xs_kvs_of_flexarray(&gc, front, front->count));
rc = 0;
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-16 14:13:17 +0000