5:16 a.m.
Signed-off-by: Pavel Hrdina <phrdina(a)redhat.com>
---
src/qemu/qemu_snapshot.c | 115 ++++++++++++++++++++++-----------------
1 file changed, 65 insertions(+), 50 deletions(-)
diff --git a/src/qemu/qemu_snapshot.c b/src/qemu/qemu_snapshot.c
index 5ebe959151..7198a2aad3 100644
--- a/src/qemu/qemu_snapshot.c
+++ b/src/qemu/qemu_snapshot.c
@@ -1631,6 +1631,69 @@ qemuSnapshotCreateXMLValidateDef(virDomainObj *vm,
}
+static int
+qemuSnapshotAlignDisks(virDomainObj *vm,
+ virDomainSnapshotDef *def,
+ virQEMUDriver *driver,
+ unsigned int flags)
+{
+ g_autofree char *xml = NULL;
+ qemuDomainObjPrivate *priv = vm->privateData;
+ int align_location = VIR_DOMAIN_SNAPSHOT_LOCATION_INTERNAL;
+ bool align_match = true;
+
+ /* Easiest way to clone inactive portion of vm->def is via
+ * conversion in and back out of xml. */
+ if (!(xml = qemuDomainDefFormatLive(driver, priv->qemuCaps,
+ vm->def, priv->origCPU,
+ true, true)) ||
+ !(def->parent.dom = virDomainDefParseString(xml, driver->xmlopt,
+ priv->qemuCaps,
+ VIR_DOMAIN_DEF_PARSE_INACTIVE |
+
VIR_DOMAIN_DEF_PARSE_SKIP_VALIDATE)))
+ return -1;
+
+ if (vm->newDef) {
+ def->parent.inactiveDom = virDomainDefCopy(vm->newDef,
+ driver->xmlopt, priv->qemuCaps,
true);
+ if (!def->parent.inactiveDom)
+ return -1;
+ }
+
+ if (flags & VIR_DOMAIN_SNAPSHOT_CREATE_DISK_ONLY) {
+ align_location = VIR_DOMAIN_SNAPSHOT_LOCATION_EXTERNAL;
+ align_match = false;
+ if (virDomainObjIsActive(vm))
+ def->state = VIR_DOMAIN_SNAPSHOT_DISK_SNAPSHOT;
+ else
+ def->state = VIR_DOMAIN_SNAPSHOT_SHUTOFF;
+ def->memory = VIR_DOMAIN_SNAPSHOT_LOCATION_NONE;
+ } else if (def->memory == VIR_DOMAIN_SNAPSHOT_LOCATION_EXTERNAL) {
+ def->state = virDomainObjGetState(vm, NULL);
+ align_location = VIR_DOMAIN_SNAPSHOT_LOCATION_EXTERNAL;
+ align_match = false;
+ } else {
+ def->state = virDomainObjGetState(vm, NULL);
+
+ if (virDomainObjIsActive(vm) &&
+ def->memory == VIR_DOMAIN_SNAPSHOT_LOCATION_NONE) {
+ virReportError(VIR_ERR_OPERATION_UNSUPPORTED, "%s",
+ _("internal snapshot of a running VM "
+ "must include the memory state"));
+ return -1;
+ }
+
+ def->memory = (def->state == VIR_DOMAIN_SNAPSHOT_SHUTOFF ?
+ VIR_DOMAIN_SNAPSHOT_LOCATION_NONE :
+ VIR_DOMAIN_SNAPSHOT_LOCATION_INTERNAL);
+ }
+ if (virDomainSnapshotAlignDisks(def, align_location, align_match) < 0)
+ return -1;
+
+ return 0;
+}
+
+
virDomainSnapshotPtr
qemuSnapshotCreateXML(virDomainPtr domain,
virDomainObj *vm,
@@ -1638,16 +1701,12 @@ qemuSnapshotCreateXML(virDomainPtr domain,
unsigned int flags)
{
virQEMUDriver *driver = domain->conn->privateData;
- g_autofree char *xml = NULL;
virDomainMomentObj *snap = NULL;
virDomainSnapshotPtr snapshot = NULL;
virDomainMomentObj *current = NULL;
bool update_current = true;
bool redefine = flags & VIR_DOMAIN_SNAPSHOT_CREATE_REDEFINE;
- int align_location = VIR_DOMAIN_SNAPSHOT_LOCATION_INTERNAL;
- bool align_match = true;
g_autoptr(virQEMUDriverConfig) cfg = virQEMUDriverGetConfig(driver);
- qemuDomainObjPrivate *priv = vm->privateData;
g_autoptr(virDomainSnapshotDef) def = NULL;
virCheckFlags(VIR_DOMAIN_SNAPSHOT_CREATE_REDEFINE |
@@ -1703,54 +1762,10 @@ qemuSnapshotCreateXML(virDomainPtr domain,
flags) < 0)
goto endjob;
} else {
- /* Easiest way to clone inactive portion of vm->def is via
- * conversion in and back out of xml. */
- if (!(xml = qemuDomainDefFormatLive(driver, priv->qemuCaps,
- vm->def, priv->origCPU,
- true, true)) ||
- !(def->parent.dom = virDomainDefParseString(xml, driver->xmlopt,
- priv->qemuCaps,
- VIR_DOMAIN_DEF_PARSE_INACTIVE |
-
VIR_DOMAIN_DEF_PARSE_SKIP_VALIDATE)))
+ if (qemuSnapshotAlignDisks(vm, def, driver, flags) < 0)
goto endjob;
- if (vm->newDef) {
- def->parent.inactiveDom = virDomainDefCopy(vm->newDef,
- driver->xmlopt,
priv->qemuCaps, true);
- if (!def->parent.inactiveDom)
- goto endjob;
- }
-
- if (flags & VIR_DOMAIN_SNAPSHOT_CREATE_DISK_ONLY) {
- align_location = VIR_DOMAIN_SNAPSHOT_LOCATION_EXTERNAL;
- align_match = false;
- if (virDomainObjIsActive(vm))
- def->state = VIR_DOMAIN_SNAPSHOT_DISK_SNAPSHOT;
- else
- def->state = VIR_DOMAIN_SNAPSHOT_SHUTOFF;
- def->memory = VIR_DOMAIN_SNAPSHOT_LOCATION_NONE;
- } else if (def->memory == VIR_DOMAIN_SNAPSHOT_LOCATION_EXTERNAL) {
- def->state = virDomainObjGetState(vm, NULL);
- align_location = VIR_DOMAIN_SNAPSHOT_LOCATION_EXTERNAL;
- align_match = false;
- } else {
- def->state = virDomainObjGetState(vm, NULL);
-
- if (virDomainObjIsActive(vm) &&
- def->memory == VIR_DOMAIN_SNAPSHOT_LOCATION_NONE) {
- virReportError(VIR_ERR_OPERATION_UNSUPPORTED, "%s",
- _("internal snapshot of a running VM "
- "must include the memory state"));
- goto endjob;
- }
-
- def->memory = (def->state == VIR_DOMAIN_SNAPSHOT_SHUTOFF ?
- VIR_DOMAIN_SNAPSHOT_LOCATION_NONE :
- VIR_DOMAIN_SNAPSHOT_LOCATION_INTERNAL);
- }
- if (virDomainSnapshotAlignDisks(def, align_location,
- align_match) < 0 ||
- qemuSnapshotPrepare(vm, def, &flags) < 0)
+ if (qemuSnapshotPrepare(vm, def, &flags) < 0)
goto endjob;
}
--
2.31.1