[libvirt] [PATCHv2 4/5] examples: Add support for the guest agent lifecycle event
Add code to support the event in the object-event example.
---
Notes:
Version 2:
- add support for reasons
examples/object-events/event-test.c | 67 ++++++++++++++++++++++++++++++++++++-
1 file changed, 66 insertions(+), 1 deletion(-)
diff --git a/examples/object-events/event-test.c b/examples/object-events/event-test.c
index 8987ee5..d90afe3 100644
--- a/examples/object-events/event-test.c
+++ b/examples/object-events/event-test.c
@@ -244,6 +244,47 @@ networkEventToString(int event)
return ret;
}
+static const char *
+guestAgentLifecycleEventStateToString(int event)
+{
+ const char *ret = "";
+
+ switch ((virConnectDomainEventAgentLifecycleState) event) {
+ case VIR_CONNECT_DOMAIN_EVENT_AGENT_LIFECYCLE_STATE_DISCONNECTED:
+ ret = "Disconnected";
+ break;
+
+ case VIR_CONNECT_DOMAIN_EVENT_AGENT_LIFECYCLE_STATE_CONNECTED:
+ ret = "Connected";
+ break;
+ }
+
+ return ret;
+}
+
+static const char *
+guestAgentLifecycleEventReasonToString(int event)
+{
+ const char *ret = "";
+
+ switch ((virConnectDomainEventAgentLifecycleReason) event) {
+ case VIR_CONNECT_DOMAIN_EVENT_AGENT_LIFECYCLE_REASON_UNKNOWN:
+ ret = "Unknown";
+ break;
+
+ case VIR_CONNECT_DOMAIN_EVENT_AGENT_LIFECYCLE_REASON_DOMAIN_BOOTED:
+ ret = "Domain booted";
+ break;
+
+ case VIR_CONNECT_DOMAIN_EVENT_AGENT_LIFECYCLE_REASON_CHANNEL:
+ ret = "Channel event";
+ break;
+ }
+
+ return ret;
+}
+
+
static int myDomainEventCallback1(virConnectPtr conn ATTRIBUTE_UNUSED,
virDomainPtr dom,
int event,
@@ -509,6 +550,21 @@ myDomainEventTunableCallback(virConnectPtr conn ATTRIBUTE_UNUSED,
return 0;
}
+static int
+myDomainEventAgentLifecycleCallback(virConnectPtr conn ATTRIBUTE_UNUSED,
+ virDomainPtr dom,
+ int state,
+ int reason,
+ void *opaque ATTRIBUTE_UNUSED)
+{
+ printf("%s EVENT: Domain %s(%d) guest agent state changed: %s reason:
%s\n",
+ __func__, virDomainGetName(dom), virDomainGetID(dom),
+ guestAgentLifecycleEventStateToString(state),
+ guestAgentLifecycleEventReasonToString(reason));
+
+ return 0;
+}
+
static void myFreeFunc(void *opaque)
{
char *str = opaque;
@@ -551,6 +607,7 @@ int main(int argc, char **argv)
int callback15ret = -1;
int callback16ret = -1;
int callback17ret = -1;
+ int callback18ret = -1;
struct sigaction action_stop;
memset(&action_stop, 0, sizeof(action_stop));
@@ -674,6 +731,11 @@ int main(int argc, char **argv)
VIR_DOMAIN_EVENT_ID_TUNABLE,
VIR_DOMAIN_EVENT_CALLBACK(myDomainEventTunableCallback),
strdup("tunable"),
myFreeFunc);
+ callback18ret = virConnectDomainEventRegisterAny(dconn,
+ NULL,
+
VIR_DOMAIN_EVENT_ID_AGENT_LIFECYCLE,
+
VIR_DOMAIN_EVENT_CALLBACK(myDomainEventAgentLifecycleCallback),
+ strdup("guest agent
lifecycle"), myFreeFunc);
if ((callback1ret != -1) &&
(callback2ret != -1) &&
@@ -690,7 +752,8 @@ int main(int argc, char **argv)
(callback14ret != -1) &&
(callback15ret != -1) &&
(callback16ret != -1) &&
- (callback17ret != -1)) {
+ (callback17ret != -1) &&
+ (callback18ret != -1)) {
if (virConnectSetKeepAlive(dconn, 5, 3) < 0) {
virErrorPtr err = virGetLastError();
fprintf(stderr, "Failed to start keepalive protocol: %s\n",
@@ -723,6 +786,8 @@ int main(int argc, char **argv)
virConnectDomainEventDeregisterAny(dconn, callback15ret);
virConnectNetworkEventDeregisterAny(dconn, callback16ret);
virConnectDomainEventDeregisterAny(dconn, callback17ret);
+ virConnectDomainEventDeregisterAny(dconn, callback18ret);
+
if (callback8ret != -1)
virConnectDomainEventDeregisterAny(dconn, callback8ret);
}
--
2.1.0