[dbus PATCH 02/10] Implement NodeGetCPUStats method for Connect Interface

[Katerina Koukiou <kkoukiou@xxxxxxxxxx>]

Signed-off-by: Katerina Koukiou <kkoukiou@xxxxxxxxxx>
---
 data/org.libvirt.Connect.xml |  7 +++++++
 src/connect.c                | 42 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 49 insertions(+)

diff --git a/data/org.libvirt.Connect.xml b/data/org.libvirt.Connect.xml
index 1502849..0dcc6e8 100644
--- a/data/org.libvirt.Connect.xml
+++ b/data/org.libvirt.Connect.xml
@@ -173,6 +173,13 @@
       <arg name="maxCells" type="i" direction="in"/>
       <arg name="freeMems" type="at" direction="out"/>
     </method>
+    <method name="NodeGetCPUStats">
+      <annotation name="org.gtk.GDBus.DocString"
+          value="See https://libvirt.org/html/libvirt-libvirt-host.html#virNodeGetCPUStats"/>
+      <arg name="cpuNum" type="i" direction="in"/>
+      <arg name="flags" type="u" direction="in"/>
+      <arg name="cpuStats" type="a{st}" direction="out"/>
+    </method>
     <signal name="DomainEvent">
       <annotation name="org.gtk.GDBus.DocString"
         value="See https://libvirt.org/html/libvirt-libvirt-domain.html#virConnectDomainEventCallback"/>
diff --git a/src/connect.c b/src/connect.c
index 78b438e..80b5c67 100644
--- a/src/connect.c
+++ b/src/connect.c
@@ -880,6 +880,47 @@ virtDBusConnectNodeGetCellsFreeMemory(GVariant *inArgs,
     *outArgs = g_variant_new_tuple(&res, 1);
 }
 
+static void
+virtDBusConnectNodeGetCPUStats(GVariant *inArgs,
+                               GUnixFDList *inFDs G_GNUC_UNUSED,
+                               const gchar *objectPath G_GNUC_UNUSED,
+                               gpointer userData,
+                               GVariant **outArgs,
+                               GUnixFDList **outFDs G_GNUC_UNUSED,
+                               GError **error)
+{
+    virtDBusConnect *connect = userData;
+
+    gint cpuNum;
+    guint flags;
+    g_autofree virNodeCPUStatsPtr stats = NULL;
+    gint count = 0;
+    gint ret;
+    GVariant *gret;
+    GVariantBuilder builder;
+
+    g_variant_get(inArgs, "(iu)", &cpuNum, &flags);
+
+    if (!virtDBusConnectOpen(connect, error))
+        return;
+
+    ret = virNodeGetCPUStats(connect->connection, cpuNum, NULL, &count, flags);
+    if (ret == 0 && count != 0) {
+        stats = g_new0(virNodeCPUStats, count);
+        if (virNodeGetCPUStats(connect->connection, cpuNum, stats,
+                               &count, flags) < 0) {
+            return virtDBusUtilSetLastVirtError(error);
+        }
+    }
+
+    g_variant_builder_init(&builder, G_VARIANT_TYPE("a{st}"));
+    for (gint i = 0; i < count; i++)
+        g_variant_builder_add(&builder, "{st}", stats[i].field, stats[i].value);
+    gret = g_variant_builder_end(&builder);
+
+    *outArgs = g_variant_new_tuple(&gret, 1);
+}
+
 static virtDBusGDBusPropertyTable virtDBusConnectPropertyTable[] = {
     { "Encrypted", virtDBusConnectGetEncrypted, NULL },
     { "Hostname", virtDBusConnectGetHostname, NULL },
@@ -912,6 +953,7 @@ static virtDBusGDBusMethodTable virtDBusConnectMethodTable[] = {
     { "NetworkLookupByName", virtDBusConnectNetworkLookupByName },
     { "NetworkLookupByUUID", virtDBusConnectNetworkLookupByUUID },
     { "NodeGetCellsFreeMemory", virtDBusConnectNodeGetCellsFreeMemory },
+    { "NodeGetCPUStats", virtDBusConnectNodeGetCPUStats },
     { 0 }
 };
 
-- 
2.15.0

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