[libvirt] [dbus PATCH 10/22] events: Register VIR_DOMAIN_EVENT_ID_GRAPHICS

Katerina Koukiou posted 22 patches 7 years, 7 months ago
[libvirt] [dbus PATCH 10/22] events: Register VIR_DOMAIN_EVENT_ID_GRAPHICS
Posted by Katerina Koukiou 7 years, 7 months ago
Signed-off-by: Katerina Koukiou <kkoukiou@redhat.com>
---
 data/org.libvirt.Domain.xml |  9 +++++++
 src/events.c                | 60 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 69 insertions(+)

diff --git a/data/org.libvirt.Domain.xml b/data/org.libvirt.Domain.xml
index db5da09..a9a6f5c 100644
--- a/data/org.libvirt.Domain.xml
+++ b/data/org.libvirt.Domain.xml
@@ -630,6 +630,15 @@
       <arg name="device" type="s"/>
       <arg name="reason" type="u"/>
     </signal>
+    <signal name="Graphics">
+      <annotation name="org.gtk.GDBus.DocString"
+        value="See https://libvirt.org/html/libvirt-libvirt-domain.html#virConnectDomainEventGraphicsCallback"/>
+      <arg name="phase" type="i"/>
+      <arg name="local" type="(iss)"/>
+      <arg name="remote" type="(iss)"/>
+      <arg name="authScheme" type="s"/>
+      <arg name="identities" type="a(ss)"/>
+    </signal>
     <signal name="TrayChange">
       <annotation name="org.gtk.GDBus.DocString"
         value="See https://libvirt.org/html/libvirt-libvirt-domain.html#virConnectDomainEventTrayChangeCallback"/>
diff --git a/src/events.c b/src/events.c
index b47a4a1..f927b26 100644
--- a/src/events.c
+++ b/src/events.c
@@ -184,6 +184,62 @@ virtDBusEventsDomainDeviceRemoved(virConnectPtr connection G_GNUC_UNUSED,
     return 0;
 }
 
+static gint
+virtDBusEventsDomainGraphics(virConnectPtr connection G_GNUC_UNUSED,
+                             virDomainPtr domain,
+                             gint phase,
+                             const virDomainEventGraphicsAddress *local,
+                             const virDomainEventGraphicsAddress *remote,
+                             const gchar *authScheme,
+                             const virDomainEventGraphicsSubject *subject,
+                             gpointer opaque)
+{
+    virtDBusConnect *connect = opaque;
+    g_autofree gchar *path = NULL;
+    GVariantBuilder builder;
+    GVariant *gret;
+
+    path = virtDBusUtilBusPathForVirDomain(domain, connect->domainPath);
+
+    g_variant_builder_init(&builder, G_VARIANT_TYPE("(i(iss)(iss)sa(ss))"));
+
+    g_variant_builder_add(&builder, "i", phase);
+
+    g_variant_builder_open(&builder, G_VARIANT_TYPE("(iss)"));
+    g_variant_builder_add(&builder, "i", local->family);
+    g_variant_builder_add(&builder, "s", local->node);
+    g_variant_builder_add(&builder, "s", local->service);
+    g_variant_builder_close(&builder);
+
+    g_variant_builder_open(&builder, G_VARIANT_TYPE("(iss)"));
+    g_variant_builder_add(&builder, "i", remote->family);
+    g_variant_builder_add(&builder, "s", remote->node);
+    g_variant_builder_add(&builder, "s", remote->service);
+    g_variant_builder_close(&builder);
+
+    g_variant_builder_add(&builder, "s", authScheme);
+
+    g_variant_builder_open(&builder, G_VARIANT_TYPE("a(ss)"));
+    for (gint i = 0; i < subject->nidentity; i++) {
+        g_variant_builder_open(&builder, G_VARIANT_TYPE("(ss)"));
+        g_variant_builder_add(&builder, "ss", subject->identities[i].type);
+        g_variant_builder_add(&builder, "ss", subject->identities[i].name);
+        g_variant_builder_close(&builder);
+    }
+    g_variant_builder_close(&builder);
+    gret = g_variant_builder_end(&builder);
+
+    g_dbus_connection_emit_signal(connect->bus,
+                                  NULL,
+                                  path,
+                                  VIRT_DBUS_DOMAIN_INTERFACE,
+                                  "Graphics",
+                                  gret,
+                                  NULL);
+
+    return 0;
+}
+
 static gint
 virtDBusEventsDomainTrayChange(virConnectPtr connection G_GNUC_UNUSED,
                                virDomainPtr domain,
@@ -428,6 +484,10 @@ virtDBusEventsRegister(virtDBusConnect *connect)
                                       VIR_DOMAIN_EVENT_ID_DISK_CHANGE,
                                       VIR_DOMAIN_EVENT_CALLBACK(virtDBusEventsDomainDiskChange));
 
+    virtDBusEventsRegisterDomainEvent(connect,
+                                      VIR_DOMAIN_EVENT_ID_GRAPHICS,
+                                      VIR_DOMAIN_EVENT_CALLBACK(virtDBusEventsDomainGraphics));
+
     virtDBusEventsRegisterDomainEvent(connect,
                                       VIR_DOMAIN_EVENT_ID_TRAY_CHANGE,
                                       VIR_DOMAIN_EVENT_CALLBACK(virtDBusEventsDomainTrayChange));
-- 
2.15.0

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Re: [libvirt] [dbus PATCH 10/22] events: Register VIR_DOMAIN_EVENT_ID_GRAPHICS
Posted by Pavel Hrdina 7 years, 7 months ago
On Thu, May 10, 2018 at 07:26:02PM +0200, Katerina Koukiou wrote:
> Signed-off-by: Katerina Koukiou <kkoukiou@redhat.com>
> ---
>  data/org.libvirt.Domain.xml |  9 +++++++
>  src/events.c                | 60 +++++++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 69 insertions(+)
> 
> diff --git a/data/org.libvirt.Domain.xml b/data/org.libvirt.Domain.xml
> index db5da09..a9a6f5c 100644
> --- a/data/org.libvirt.Domain.xml
> +++ b/data/org.libvirt.Domain.xml
> @@ -630,6 +630,15 @@
>        <arg name="device" type="s"/>
>        <arg name="reason" type="u"/>
>      </signal>
> +    <signal name="Graphics">
> +      <annotation name="org.gtk.GDBus.DocString"
> +        value="See https://libvirt.org/html/libvirt-libvirt-domain.html#virConnectDomainEventGraphicsCallback"/>
> +      <arg name="phase" type="i"/>
> +      <arg name="local" type="(iss)"/>
> +      <arg name="remote" type="(iss)"/>
> +      <arg name="authScheme" type="s"/>
> +      <arg name="identities" type="a(ss)"/>
> +    </signal>
>      <signal name="TrayChange">
>        <annotation name="org.gtk.GDBus.DocString"
>          value="See https://libvirt.org/html/libvirt-libvirt-domain.html#virConnectDomainEventTrayChangeCallback"/>
> diff --git a/src/events.c b/src/events.c
> index b47a4a1..f927b26 100644
> --- a/src/events.c
> +++ b/src/events.c
> @@ -184,6 +184,62 @@ virtDBusEventsDomainDeviceRemoved(virConnectPtr connection G_GNUC_UNUSED,
>      return 0;
>  }
>  
> +static gint
> +virtDBusEventsDomainGraphics(virConnectPtr connection G_GNUC_UNUSED,
> +                             virDomainPtr domain,
> +                             gint phase,
> +                             const virDomainEventGraphicsAddress *local,
> +                             const virDomainEventGraphicsAddress *remote,
> +                             const gchar *authScheme,
> +                             const virDomainEventGraphicsSubject *subject,
> +                             gpointer opaque)
> +{
> +    virtDBusConnect *connect = opaque;
> +    g_autofree gchar *path = NULL;
> +    GVariantBuilder builder;
> +    GVariant *gret;
> +
> +    path = virtDBusUtilBusPathForVirDomain(domain, connect->domainPath);
> +
> +    g_variant_builder_init(&builder, G_VARIANT_TYPE("(i(iss)(iss)sa(ss))"));
> +
> +    g_variant_builder_add(&builder, "i", phase);
> +
> +    g_variant_builder_open(&builder, G_VARIANT_TYPE("(iss)"));
> +    g_variant_builder_add(&builder, "i", local->family);
> +    g_variant_builder_add(&builder, "s", local->node);
> +    g_variant_builder_add(&builder, "s", local->service);
> +    g_variant_builder_close(&builder);
> +
> +    g_variant_builder_open(&builder, G_VARIANT_TYPE("(iss)"));
> +    g_variant_builder_add(&builder, "i", remote->family);
> +    g_variant_builder_add(&builder, "s", remote->node);
> +    g_variant_builder_add(&builder, "s", remote->service);

For local and remote both node and service can be NULL, so we need
handle that.  Since we have this pattern in multiple cases, I would
recommend adding macro:

#define VIRT_EMTPY_STR(s) ((s) ? (s) : "")

similar to the EMTPYSTR from libvirt and use it here.  As a followup
patch we can use that macro in all other cases.

Pavel
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