[libvirt] [libvirt-glib] Ability to create new domains
Daniel P. Berrange
berrange at redhat.com
Tue Sep 27 08:56:01 UTC 2011
On Mon, Sep 26, 2011 at 09:29:33PM +0300, Zeeshan Ali (Khattak) wrote:
> From: "Zeeshan Ali (Khattak)" <zeeshanak at gnome.org>
>
> ---
> libvirt-gobject/libvirt-gobject-connection.c | 38 ++++++++++++++++++++++++++
> libvirt-gobject/libvirt-gobject-connection.h | 3 ++
> libvirt-gobject/libvirt-gobject.sym | 1 +
> 3 files changed, 42 insertions(+), 0 deletions(-)
>
> diff --git a/libvirt-gobject/libvirt-gobject-connection.c b/libvirt-gobject/libvirt-gobject-connection.c
> index 32f749c..072484e 100644
> --- a/libvirt-gobject/libvirt-gobject-connection.c
> +++ b/libvirt-gobject/libvirt-gobject-connection.c
> @@ -720,3 +720,41 @@ GVirStream *gvir_connection_get_stream(GVirConnection *self,
>
> return klass->stream_new(self, st);
> }
> +
> +/**
> + * gvir_connection_create_domain:
> + * @conn: the connection on which to create the dmain
> + * @conf: the configuration for the new domain
> + * Returns: (transfer full): the newly created domain
> + */
> +GVirDomain *gvir_connection_create_domain(GVirConnection *conn,
> + GVirConfigDomain *conf,
> + GError **err)
> +{
> + const gchar *xml;
> + virDomainPtr handle;
> + GVirConnectionPrivate *priv = conn->priv;
> +
> + xml = gvir_config_object_get_doc(GVIR_CONFIG_OBJECT(conf));
> +
> + g_return_val_if_fail(xml != NULL, NULL);
> +
> + if (!(handle = virDomainDefineXML(priv->conn, xml))) {
> + *err = gvir_error_new_literal(GVIR_CONNECTION_ERROR,
> + 0,
> + "Failed to create domain");
> + return NULL;
> + }
> +
> + GVirDomain *domain;
> +
> + domain = GVIR_DOMAIN(g_object_new(GVIR_TYPE_DOMAIN,
> + "handle", handle,
> + NULL));
> +
> + g_hash_table_insert(priv->domains,
> + g_strdup(gvir_domain_get_uuid(domain)),
> + domain);
Since the return value is annotated '(transfer full)' you need
todo 'g_object_ref(domain)' before putting it into the hash table,
since the hash needs to keep hold of a reference. Also you want
to have a g_mutex_lock/unlock either side of use of the hash
table.
Regards,
Daniel
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