[libvirt] [PATCH] libxl: support domainReset
Currently, libxl_send_trigger() does not implement the LIBXL_TRIGGER_RESET
option, but domainReset can be implemented in the libxl driver by
forcibly destroying the domain and starting it again.
Signed-off-by: Jim Fehlig <jfehlig(a)suse.com>
---
src/libxl/libxl_driver.c | 57 ++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 57 insertions(+)
diff --git a/src/libxl/libxl_driver.c b/src/libxl/libxl_driver.c
index 67fd7bc6..08018d4 100644
--- a/src/libxl/libxl_driver.c
+++ b/src/libxl/libxl_driver.c
@@ -979,6 +979,62 @@ libxlDomainReboot(virDomainPtr dom, unsigned int flags)
}
static int
+libxlDomainReset(virDomainPtr dom, unsigned int flags)
+{
+ libxlDriverPrivatePtr driver = dom->conn->privateData;
+ virDomainObjPtr vm;
+ int ret = -1;
+ libxlDomainObjPrivatePtr priv;
+
+ virCheckFlags(0, -1);
+
+ if (!(vm = libxlDomObjFromDomain(dom)))
+ goto cleanup;
+
+ if (virDomainResetEnsureACL(dom->conn, vm->def) < 0)
+ goto cleanup;
+
+ if (!virDomainObjIsActive(vm)) {
+ virReportError(VIR_ERR_OPERATION_INVALID,
+ "%s", _("Domain is not running"));
+ goto cleanup;
+ }
+
+ /*
+ * The semantics of reset can be achieved by forcibly destroying
+ * the domain and starting it again.
+ */
+ priv = vm->privateData;
+ if (libxl_domain_destroy(priv->ctx, vm->def->id, NULL) < 0) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("Failed to reset domain '%d'"),
vm->def->id);
+ goto cleanup;
+ }
+
+ if (!libxlDomainCleanupJob(driver, vm, VIR_DOMAIN_SHUTOFF_DESTROYED)) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("Failed to cleanup domain '%d' after reset"),
+ vm->def->id);
+ vm = NULL;
+ goto cleanup;
+ }
+
+ if (libxlDomainStart(driver, vm, false, -1) < 0) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("Failed to start domain '%d' after reset"),
+ vm->def->id);
+ goto cleanup;
+ }
+
+ ret = 0;
+
+ cleanup:
+ if (vm)
+ virObjectUnlock(vm);
+ return ret;
+}
+
+static int
libxlDomainDestroyFlags(virDomainPtr dom,
unsigned int flags)
{
@@ -4758,6 +4814,7 @@ static virDriver libxlDriver = {
.domainShutdown = libxlDomainShutdown, /* 0.9.0 */
.domainShutdownFlags = libxlDomainShutdownFlags, /* 0.9.10 */
.domainReboot = libxlDomainReboot, /* 0.9.0 */
+ .domainReset = libxlDomainReset, /* 1.2.8 */
.domainDestroy = libxlDomainDestroy, /* 0.9.0 */
.domainDestroyFlags = libxlDomainDestroyFlags, /* 0.9.4 */
.domainGetOSType = libxlDomainGetOSType, /* 0.9.0 */
--
1.8.4.5