2:22 p.m.
From: Praveen K Paladugu <prapal(a)linux.microsoft.com>
Enable callbacks for define, undefine, started, booted, stopped,
destroyed events of ch guests.
Signed-off-by: Praveen K Paladugu <praveenkpaladugu(a)gmail.com>
---
src/ch/ch_conf.h | 4 +++
src/ch/ch_driver.c | 82 ++++++++++++++++++++++++++++++++++++++++++++--
2 files changed, 84 insertions(+), 2 deletions(-)
diff --git a/src/ch/ch_conf.h b/src/ch/ch_conf.h
index a77cad7a2a..97c6c24aa5 100644
--- a/src/ch/ch_conf.h
+++ b/src/ch/ch_conf.h
@@ -24,6 +24,7 @@
#include "virthread.h"
#include "ch_capabilities.h"
#include "virebtables.h"
+#include "object_event.h"
#define CH_DRIVER_NAME "CH"
#define CH_CMD "cloud-hypervisor"
@@ -75,6 +76,9 @@ struct _virCHDriver
* then lockless thereafter */
virCHDriverConfig *config;
+ /* Immutable pointer, self-locking APIs */
+ virObjectEventState *domainEventState;
+
/* pid file FD, ensures two copies of the driver can't use the same root */
int lockFD;
diff --git a/src/ch/ch_driver.c b/src/ch/ch_driver.c
index dab025edc1..d18f266387 100644
--- a/src/ch/ch_driver.c
+++ b/src/ch/ch_driver.c
@@ -28,6 +28,7 @@
#include "ch_monitor.h"
#include "ch_process.h"
#include "domain_cgroup.h"
+#include "domain_event.h"
#include "datatypes.h"
#include "driver.h"
#include "viraccessapicheck.h"
@@ -263,6 +264,7 @@ chDomainCreateWithFlags(virDomainPtr dom, unsigned int flags)
virCHDriver *driver = dom->conn->privateData;
virDomainObj *vm;
virCHDomainObjPrivate *priv;
+ virObjectEvent *event;
g_autofree char *managed_save_path = NULL;
int ret = -1;
@@ -304,6 +306,14 @@ chDomainCreateWithFlags(virDomainPtr dom, unsigned int flags)
ret = virCHProcessStart(driver, vm, VIR_DOMAIN_RUNNING_BOOTED);
}
+ if (ret == 0) {
+ event = virDomainEventLifecycleNewFromObj(vm,
+ VIR_DOMAIN_EVENT_STARTED,
+ VIR_DOMAIN_EVENT_STARTED_BOOTED);
+ if (event)
+ virObjectEventStateQueue(driver->domainEventState, event);
+ }
+
endjob:
virDomainObjEndJob(vm);
@@ -323,8 +333,10 @@ chDomainDefineXMLFlags(virConnectPtr conn, const char *xml, unsigned
int flags)
{
virCHDriver *driver = conn->privateData;
g_autoptr(virDomainDef) vmdef = NULL;
+ g_autoptr(virDomainDef) oldDef = NULL;
virDomainObj *vm = NULL;
virDomainPtr dom = NULL;
+ virObjectEvent *event = NULL;
g_autofree char *managed_save_path = NULL;
unsigned int parse_flags = VIR_DOMAIN_DEF_PARSE_INACTIVE;
@@ -345,7 +357,7 @@ chDomainDefineXMLFlags(virConnectPtr conn, const char *xml, unsigned
int flags)
if (!(vm = virDomainObjListAdd(driver->domains, &vmdef,
driver->xmlopt,
- 0, NULL)))
+ 0, &oldDef)))
goto cleanup;
/* cleanup if there's any stale managedsave dir */
@@ -358,11 +370,17 @@ chDomainDefineXMLFlags(virConnectPtr conn, const char *xml, unsigned
int flags)
}
vm->persistent = 1;
-
+ event = virDomainEventLifecycleNewFromObj(vm,
+ VIR_DOMAIN_EVENT_DEFINED,
+ !oldDef ?
+ VIR_DOMAIN_EVENT_DEFINED_ADDED :
+ VIR_DOMAIN_EVENT_DEFINED_UPDATED);
dom = virGetDomain(conn, vm->def->name, vm->def->uuid,
vm->def->id);
cleanup:
virDomainObjEndAPI(&vm);
+ virObjectEventStateQueue(driver->domainEventState, event);
+
return dom;
}
@@ -378,6 +396,7 @@ chDomainUndefineFlags(virDomainPtr dom,
{
virCHDriver *driver = dom->conn->privateData;
virDomainObj *vm;
+ virObjectEvent *event = NULL;
int ret = -1;
virCheckFlags(0, -1);
@@ -393,6 +412,9 @@ chDomainUndefineFlags(virDomainPtr dom,
"%s", _("Cannot undefine transient domain"));
goto cleanup;
}
+ event = virDomainEventLifecycleNewFromObj(vm,
+ VIR_DOMAIN_EVENT_UNDEFINED,
+ VIR_DOMAIN_EVENT_UNDEFINED_REMOVED);
vm->persistent = 0;
if (!virDomainObjIsActive(vm)) {
@@ -403,6 +425,8 @@ chDomainUndefineFlags(virDomainPtr dom,
cleanup:
virDomainObjEndAPI(&vm);
+ virObjectEventStateQueue(driver->domainEventState, event);
+
return ret;
}
@@ -643,6 +667,7 @@ chDomainDestroyFlags(virDomainPtr dom, unsigned int flags)
{
virCHDriver *driver = dom->conn->privateData;
virDomainObj *vm;
+ virObjectEvent *event = NULL;
int ret = -1;
virCheckFlags(0, -1);
@@ -662,6 +687,9 @@ chDomainDestroyFlags(virDomainPtr dom, unsigned int flags)
if (virCHProcessStop(driver, vm, VIR_DOMAIN_SHUTOFF_DESTROYED) < 0)
goto endjob;
+ event = virDomainEventLifecycleNewFromObj(vm,
+ VIR_DOMAIN_EVENT_STOPPED,
+ VIR_DOMAIN_EVENT_STOPPED_DESTROYED);
virCHDomainRemoveInactive(driver, vm);
ret = 0;
@@ -670,6 +698,8 @@ chDomainDestroyFlags(virDomainPtr dom, unsigned int flags)
cleanup:
virDomainObjEndAPI(&vm);
+ virObjectEventStateQueue(driver->domainEventState, event);
+
return ret;
}
@@ -1365,6 +1395,7 @@ static int chStateCleanup(void)
virObjectUnref(ch_driver->xmlopt);
virObjectUnref(ch_driver->caps);
virObjectUnref(ch_driver->domains);
+ virObjectUnref(ch_driver->domainEventState);
virMutexDestroy(&ch_driver->lock);
g_clear_pointer(&ch_driver, g_free);
@@ -1414,6 +1445,9 @@ chStateInitialize(bool privileged,
if (!(ch_driver->config = virCHDriverConfigNew(privileged)))
goto cleanup;
+ if (!(ch_driver->domainEventState = virObjectEventStateNew()))
+ goto cleanup;
+
if ((rv = chExtractVersion(ch_driver)) < 0) {
if (rv == -2)
ret = VIR_DRV_STATE_INIT_SKIPPED;
@@ -2205,6 +2239,48 @@ chDomainSetNumaParameters(virDomainPtr dom,
return ret;
}
+static int
+chConnectDomainEventRegisterAny(virConnectPtr conn,
+ virDomainPtr dom,
+ int eventID,
+ virConnectDomainEventGenericCallback callback,
+ void *opaque,
+ virFreeCallback freecb)
+{
+ virCHDriver *driver = conn->privateData;
+ int ret = -1;
+
+ if (virConnectDomainEventRegisterAnyEnsureACL(conn) < 0)
+ return -1;
+
+ if (virDomainEventStateRegisterID(conn,
+ driver->domainEventState,
+ dom, eventID,
+ callback, opaque, freecb, &ret) < 0)
+ ret = -1;
+
+ return ret;
+}
+
+
+static int
+chConnectDomainEventDeregisterAny(virConnectPtr conn,
+ int callbackID)
+{
+ virCHDriver *driver = conn->privateData;
+
+ if (virConnectDomainEventDeregisterAnyEnsureACL(conn) < 0)
+ return -1;
+
+ if (virObjectEventStateDeregisterID(conn,
+ driver->domainEventState,
+ callbackID, true) < 0)
+ return -1;
+
+ return 0;
+}
+
+
/* Function Tables */
static virHypervisorDriver chHypervisorDriver = {
.name = "CH",
@@ -2262,6 +2338,8 @@ static virHypervisorDriver chHypervisorDriver = {
.domainHasManagedSaveImage = chDomainHasManagedSaveImage, /* 10.2.0 */
.domainRestore = chDomainRestore, /* 10.2.0 */
.domainRestoreFlags = chDomainRestoreFlags, /* 10.2.0 */
+ .connectDomainEventRegisterAny = chConnectDomainEventRegisterAny, /* 10.8.0 */
+ .connectDomainEventDeregisterAny = chConnectDomainEventDeregisterAny, /* 10.8.0 */
};
static virConnectDriver chConnectDriver = {
--
2.44.0