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From 3a14c3e36af4f3dcf271e8261cf68cc71a0483f8 Mon Sep 17 00:00:00 2001
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Message-Id: <3a14c3e36af4f3dcf271e8261cf68cc71a0483f8@dist-git>
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From: Pavel Hrdina <phrdina@redhat.com>
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Date: Fri, 26 Sep 2014 12:43:57 +0200
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Subject: [PATCH] add an example how to use tunable event
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Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
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(cherry picked from commit 9e734ab73eb171bd09bb71c8fd6d21e266c06875)
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Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1115898
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Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
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---
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examples/object-events/event-test.c | 52 ++++++++++++++++++++++++++++++++++++-
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1 file changed, 51 insertions(+), 1 deletion(-)
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diff --git a/examples/object-events/event-test.c b/examples/object-events/event-test.c
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index d6cfe46..9e09736 100644
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--- a/examples/object-events/event-test.c
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+++ b/examples/object-events/event-test.c
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@@ -464,6 +464,48 @@ static int myNetworkEventCallback(virConnectPtr conn ATTRIBUTE_UNUSED,
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return 0;
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}
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+static int
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+myDomainEventTunableCallback(virConnectPtr conn ATTRIBUTE_UNUSED,
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+ virDomainPtr dom,
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+ virTypedParameterPtr params,
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+ int nparams,
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+ void *opaque ATTRIBUTE_UNUSED)
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+{
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+ size_t i;
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+
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+ printf("%s EVENT: Domain %s(%d) tunable updated:\n",
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+ __func__, virDomainGetName(dom), virDomainGetID(dom));
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+
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+ for (i = 0; i < nparams; i++) {
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+ switch (params[i].type) {
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+ case VIR_TYPED_PARAM_INT:
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+ printf("\t%s: %d\n", params[i].field, params[i].value.i);
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+ break;
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+ case VIR_TYPED_PARAM_UINT:
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+ printf("\t%s: %u\n", params[i].field, params[i].value.ui);
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+ break;
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+ case VIR_TYPED_PARAM_LLONG:
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+ printf("\t%s: %lld\n", params[i].field, params[i].value.l);
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+ break;
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+ case VIR_TYPED_PARAM_ULLONG:
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+ printf("\t%s: %llu\n", params[i].field, params[i].value.ul);
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+ break;
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+ case VIR_TYPED_PARAM_DOUBLE:
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+ printf("\t%s: %g\n", params[i].field, params[i].value.d);
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+ break;
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+ case VIR_TYPED_PARAM_BOOLEAN:
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+ printf("\t%s: %d\n", params[i].field, params[i].value.b);
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+ break;
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+ case VIR_TYPED_PARAM_STRING:
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+ printf("\t%s: %s\n", params[i].field, params[i].value.s);
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+ break;
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+ default:
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+ printf("\t%s: unknown type\n", params[i].field);
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+ }
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+ }
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+
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+ return 0;
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+}
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static void myFreeFunc(void *opaque)
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{
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@@ -506,6 +548,7 @@ int main(int argc, char **argv)
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int callback14ret = -1;
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int callback15ret = -1;
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int callback16ret = -1;
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+ int callback17ret = -1;
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struct sigaction action_stop;
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memset(&action_stop, 0, sizeof(action_stop));
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@@ -624,6 +667,11 @@ int main(int argc, char **argv)
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VIR_NETWORK_EVENT_ID_LIFECYCLE,
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VIR_NETWORK_EVENT_CALLBACK(myNetworkEventCallback),
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strdup("net callback"), myFreeFunc);
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+ callback17ret = virConnectDomainEventRegisterAny(dconn,
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+ NULL,
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+ VIR_DOMAIN_EVENT_ID_TUNABLE,
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+ VIR_DOMAIN_EVENT_CALLBACK(myDomainEventTunableCallback),
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+ strdup("tunable"), myFreeFunc);
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if ((callback1ret != -1) &&
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(callback2ret != -1) &&
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@@ -639,7 +687,8 @@ int main(int argc, char **argv)
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(callback13ret != -1) &&
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(callback14ret != -1) &&
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(callback15ret != -1) &&
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- (callback16ret != -1)) {
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+ (callback16ret != -1) &&
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+ (callback17ret != -1)) {
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if (virConnectSetKeepAlive(dconn, 5, 3) < 0) {
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virErrorPtr err = virGetLastError();
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fprintf(stderr, "Failed to start keepalive protocol: %s\n",
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@@ -671,6 +720,7 @@ int main(int argc, char **argv)
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virConnectDomainEventDeregisterAny(dconn, callback14ret);
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virConnectDomainEventDeregisterAny(dconn, callback15ret);
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virConnectNetworkEventDeregisterAny(dconn, callback16ret);
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+ virConnectDomainEventDeregisterAny(dconn, callback17ret);
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if (callback8ret != -1)
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virConnectDomainEventDeregisterAny(dconn, callback8ret);
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}
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--
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2.1.1
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