[libvirt] [dbus PATCH 10/15] Implement GetIOThreadInfo method for Domain Interface

[Katerina Koukiou]

Signed-off-by: Katerina Koukiou <kkoukiou at redhat.com>
---
 data/org.libvirt.Domain.xml |  6 +++++
 src/domain.c                | 64 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 70 insertions(+)

diff --git a/data/org.libvirt.Domain.xml b/data/org.libvirt.Domain.xml
index 84ef3bf..bda63f4 100644
--- a/data/org.libvirt.Domain.xml
+++ b/data/org.libvirt.Domain.xml
@@ -222,6 +222,12 @@
       <arg name="flags" type="u" direction="in"/>
       <arg name="interfaceParameters" type="a{sv}" direction="out"/>
     </method>
+    <method name="GetIOThreadInfo">
+      <annotation name="org.gtk.GDBus.DocString"
+        value="See https://libvirt.org/html/libvirt-libvirt-domain.html#virDomainGetIOThreadInfo"/>
+      <arg name="flags" type="u" direction="in"/>
+      <arg name="ioThreadInfo" type="a(uay)" direction="out"/>
+    </method>
     <method name="GetJobInfo">
       <annotation name="org.gtk.GDBus.DocString"
         value="See https://libvirt.org/html/libvirt-libvirt-domain.html#virDomainGetJobInfo"/>
diff --git a/src/domain.c b/src/domain.c
index 3c1fec7..f611fbf 100644
--- a/src/domain.c
+++ b/src/domain.c
@@ -85,6 +85,25 @@ virtDBusDomainFSInfoListFree(virtDBusDomainFSInfoList *info)
 G_DEFINE_AUTO_CLEANUP_CLEAR_FUNC(virtDBusDomainFSInfoList,
                                  virtDBusDomainFSInfoListFree);
 
+struct _virtDBusDomainIOThreadInfoList {
+    virDomainIOThreadInfoPtr *info;
+    gint count;
+};
+
+typedef struct _virtDBusDomainIOThreadInfoList virtDBusDomainIOThreadInfoList;
+
+static void
+virtDBusDomainIOThreadInfoListFree(virtDBusDomainIOThreadInfoList *info)
+{
+    for (gint i = 0; i < info->count; i++)
+        virDomainIOThreadInfoFree(info->info[i]);
+
+    g_free(info->info);
+}
+
+G_DEFINE_AUTO_CLEANUP_CLEAR_FUNC(virtDBusDomainIOThreadInfoList,
+                                 virtDBusDomainIOThreadInfoListFree);
+
 static GVariant *
 virtDBusDomainMemoryStatsToGVariant(virDomainMemoryStatPtr stats,
                                     gint nr_stats)
@@ -1219,6 +1238,50 @@ virtDBusDomainGetInterfaceParameters(GVariant *inArgs,
     *outArgs = g_variant_new_tuple(&grecords, 1);
 }
 
+static void
+virtDBusDomainGetIOThreadInfo(GVariant *inArgs G_GNUC_UNUSED,
+                              GUnixFDList *inFDs G_GNUC_UNUSED,
+                              const gchar *objectPath,
+                              gpointer userData,
+                              GVariant **outArgs,
+                              GUnixFDList **outFDs G_GNUC_UNUSED,
+                              GError **error)
+{
+    virtDBusConnect *connect = userData;
+    g_autoptr(virDomain) domain = NULL;
+    g_auto(virtDBusDomainIOThreadInfoList) info = { 0 };
+    GVariantBuilder builder;
+    guint flags;
+    GVariant *gret;
+
+    g_variant_get(inArgs, "(u)", &flags);
+
+    domain = virtDBusDomainGetVirDomain(connect, objectPath, error);
+    if (!domain)
+        return;
+
+    info.count = virDomainGetIOThreadInfo(domain, &info.info, flags);
+    if (info.count < 0)
+        return virtDBusUtilSetLastVirtError(error);
+
+    g_variant_builder_init(&builder, G_VARIANT_TYPE("a(uay)"));
+
+    for (gint i = 0; i < info.count; i++) {
+        g_variant_builder_open(&builder, G_VARIANT_TYPE("(uay)"));
+        g_variant_builder_add(&builder, "u", info.info[i]->iothread_id);
+
+        g_variant_builder_open(&builder, G_VARIANT_TYPE("ay"));
+        for (gint j = 0; j < info.info[i]->cpumaplen; j++) {
+            g_variant_builder_add(&builder, "y", info.info[i]->cpumap[j]);
+            g_variant_builder_close(&builder);
+        }
+        g_variant_builder_close(&builder);
+    }
+    gret = g_variant_builder_end(&builder);
+
+    *outArgs = g_variant_new_tuple(&gret, 1);
+}
+
 static void
 virtDBusDomainGetJobInfo(GVariant *inArgs G_GNUC_UNUSED,
                          GUnixFDList *inFDs G_GNUC_UNUSED,
@@ -2302,6 +2365,7 @@ static virtDBusGDBusMethodTable virtDBusDomainMethodTable[] = {
     { "GetGuestVcpus", virtDBusDomainGetGuestVcpus },
     { "GetHostname", virtDBusDomainGetHostname },
     { "GetInterfaceParameters", virtDBusDomainGetInterfaceParameters },
+    { "GetIOThreadInfo", virtDBusDomainGetIOThreadInfo },
     { "GetJobInfo", virtDBusDomainGetJobInfo },
     { "GetMemoryParameters", virtDBusDomainGetMemoryParameters },
     { "GetSchedulerParameters", virtDBusDomainGetSchedulerParameters },
-- 
2.15.0