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[libvirt] [PATCH 3/4] add an example how to use cputune event



Signed-off-by: Pavel Hrdina <phrdina redhat com>
---
 examples/object-events/event-test.c | 39 ++++++++++++++++++++++++++++++++++++-
 1 file changed, 38 insertions(+), 1 deletion(-)

diff --git a/examples/object-events/event-test.c b/examples/object-events/event-test.c
index d6cfe46..afdc7f1 100644
--- a/examples/object-events/event-test.c
+++ b/examples/object-events/event-test.c
@@ -464,6 +464,35 @@ static int myNetworkEventCallback(virConnectPtr conn ATTRIBUTE_UNUSED,
     return 0;
 }
 
+static int
+myDomainEventCputuneCallback(virConnectPtr conn ATTRIBUTE_UNUSED,
+                             virDomainPtr dom,
+                             virDomainCputuneInfoPtr cputune,
+                             void *opaque ATTRIBUTE_UNUSED)
+{
+    printf("%s EVENT: Domain %s(%d) cputune updated:\n",
+           __func__, virDomainGetName(dom), virDomainGetID(dom));
+    if (cputune->sharesSpecified) {
+        printf("\tshares: %llu\n", cputune->shares);
+    } else {
+        printf("\tshares: not specified\n");
+    }
+    printf("\tperiod: %llu\n\tquota: %lld\n", cputune->period, cputune->quota);
+    printf("\temulator_period: %llu\n\temulator_quota: %lld\n",
+           cputune->emulatorPeriod, cputune->emulatorQuota);
+    if (cputune->emulatorpin.map) {
+        printf("\temulatorpin: %x\n", *cputune->emulatorpin.map);
+    }
+    if (cputune->vcpupin) {
+        size_t i;
+        for (i = 0; i < cputune->nvcpupin; i++) {
+            printf("\tvcpupin (vcpuid: %d): %x\n",
+                   cputune->vcpupin[i].vcpuid,
+                   *cputune->vcpupin[i].cpumask.map);
+        }
+    }
+    return 0;
+}
 
 static void myFreeFunc(void *opaque)
 {
@@ -506,6 +535,7 @@ int main(int argc, char **argv)
     int callback14ret = -1;
     int callback15ret = -1;
     int callback16ret = -1;
+    int callback17ret = -1;
     struct sigaction action_stop;
 
     memset(&action_stop, 0, sizeof(action_stop));
@@ -624,6 +654,11 @@ int main(int argc, char **argv)
                                                       VIR_NETWORK_EVENT_ID_LIFECYCLE,
                                                       VIR_NETWORK_EVENT_CALLBACK(myNetworkEventCallback),
                                                       strdup("net callback"), myFreeFunc);
+    callback17ret = virConnectDomainEventRegisterAny(dconn,
+                                                     NULL,
+                                                     VIR_DOMAIN_EVENT_ID_CPUTUNE,
+                                                     VIR_DOMAIN_EVENT_CALLBACK(myDomainEventCputuneCallback),
+                                                     strdup("cputune"), myFreeFunc);
 
     if ((callback1ret != -1) &&
         (callback2ret != -1) &&
@@ -639,7 +674,8 @@ int main(int argc, char **argv)
         (callback13ret != -1) &&
         (callback14ret != -1) &&
         (callback15ret != -1) &&
-        (callback16ret != -1)) {
+        (callback16ret != -1) &&
+        (callback17ret != -1)) {
         if (virConnectSetKeepAlive(dconn, 5, 3) < 0) {
             virErrorPtr err = virGetLastError();
             fprintf(stderr, "Failed to start keepalive protocol: %s\n",
@@ -671,6 +707,7 @@ int main(int argc, char **argv)
         virConnectDomainEventDeregisterAny(dconn, callback14ret);
         virConnectDomainEventDeregisterAny(dconn, callback15ret);
         virConnectNetworkEventDeregisterAny(dconn, callback16ret);
+        virConnectDomainEventDeregisterAny(dconn, callback17ret);
         if (callback8ret != -1)
             virConnectDomainEventDeregisterAny(dconn, callback8ret);
     }
-- 
1.8.5.5


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