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[libvirt] [PATCH 18/21] admin: Add virAdmConnectLookupServer



It does not have a suffix ByName because there are no other means of
looking up the server and since the name is known, this should be the
preferred one.

Signed-off-by: Martin Kletzander <mkletzan redhat com>
---
 daemon/admin_server.c           | 10 ++++++++++
 daemon/admin_server.h           |  5 +++++
 include/libvirt/libvirt-admin.h |  4 ++++
 src/admin/admin_protocol.x      | 16 +++++++++++++++-
 src/admin_protocol-structs      |  8 ++++++++
 src/libvirt-admin.c             | 36 ++++++++++++++++++++++++++++++++++++
 src/libvirt_admin_private.syms  |  2 ++
 src/libvirt_admin_public.syms   |  1 +
 8 files changed, 81 insertions(+), 1 deletion(-)

diff --git a/daemon/admin_server.c b/daemon/admin_server.c
index 6eabbe4ae6d5..1d16bc9e9379 100644
--- a/daemon/admin_server.c
+++ b/daemon/admin_server.c
@@ -56,3 +56,13 @@ adminConnectListServers(virNetDaemonPtr dmn,
  cleanup:
     return ret;
 }
+
+virNetServerPtr
+adminConnectLookupServer(virNetDaemonPtr dmn,
+                         const char *name,
+                         unsigned int flags)
+{
+    virCheckFlags(flags, NULL);
+
+    return virNetDaemonGetServer(dmn, name);
+}
diff --git a/daemon/admin_server.h b/daemon/admin_server.h
index b77653f6c384..9d0adf02c7ad 100644
--- a/daemon/admin_server.h
+++ b/daemon/admin_server.h
@@ -25,9 +25,14 @@
 # define __LIBVIRTD_ADMIN_SERVER_H__

 # include "rpc/virnetdaemon.h"
+# include "rpc/virnetserver.h"

 int adminConnectListServers(virNetDaemonPtr dmn,
                             virNetServerPtr **servers,
                             unsigned int flags);

+virNetServerPtr adminConnectLookupServer(virNetDaemonPtr dmn,
+                                         const char *name,
+                                         unsigned int flags);
+
 #endif /* __LIBVIRTD_ADMIN_SERVER_H__ */
diff --git a/include/libvirt/libvirt-admin.h b/include/libvirt/libvirt-admin.h
index e9ec3941023a..25bcbf47ddeb 100644
--- a/include/libvirt/libvirt-admin.h
+++ b/include/libvirt/libvirt-admin.h
@@ -106,6 +106,10 @@ int virAdmConnectUnregisterCloseCallback(virAdmConnectPtr conn,

 const char *virAdmServerGetName(virAdmServerPtr srv);

+virAdmServerPtr virAdmConnectLookupServer(virAdmConnectPtr conn,
+                                          const char *name,
+                                          unsigned int flags);
+
 # ifdef __cplusplus
 }
 # endif
diff --git a/src/admin/admin_protocol.x b/src/admin/admin_protocol.x
index 205bfe8f7a52..6590980ce1ca 100644
--- a/src/admin/admin_protocol.x
+++ b/src/admin/admin_protocol.x
@@ -65,6 +65,15 @@ struct admin_connect_list_servers_ret { /* insert 1 */
     unsigned int ret;
 };

+struct admin_connect_lookup_server_args {
+    admin_nonnull_string name;
+    unsigned int flags;
+};
+
+struct admin_connect_lookup_server_ret {
+    admin_nonnull_server srv;
+};
+
 /* Define the program number, protocol version and procedure numbers here. */
 const ADMIN_PROGRAM = 0x06900690;
 const ADMIN_PROTOCOL_VERSION = 1;
@@ -105,5 +114,10 @@ enum admin_procedure {
     /**
       * @generate: both
       */
-    ADMIN_PROC_CONNECT_LIST_SERVERS = 4
+    ADMIN_PROC_CONNECT_LIST_SERVERS = 4,
+
+    /**
+      * @generate: both
+      */
+    ADMIN_PROC_CONNECT_LOOKUP_SERVER = 5
 };
diff --git a/src/admin_protocol-structs b/src/admin_protocol-structs
index 8f2633ae7ce2..d8aca0617147 100644
--- a/src/admin_protocol-structs
+++ b/src/admin_protocol-structs
@@ -19,9 +19,17 @@ struct admin_connect_list_servers_ret {
         } servers;
         u_int                      ret;
 };
+struct admin_connect_lookup_server_args {
+        admin_nonnull_string       name;
+        u_int                      flags;
+};
+struct admin_connect_lookup_server_ret {
+        admin_nonnull_server       srv;
+};
 enum admin_procedure {
         ADMIN_PROC_CONNECT_OPEN = 1,
         ADMIN_PROC_CONNECT_CLOSE = 2,
         ADMIN_PROC_CONNECT_GET_LIB_VERSION = 3,
         ADMIN_PROC_CONNECT_LIST_SERVERS = 4,
+        ADMIN_PROC_CONNECT_LOOKUP_SERVER = 5,
 };
diff --git a/src/libvirt-admin.c b/src/libvirt-admin.c
index add4fcc3576a..7a7bebf7d6c9 100644
--- a/src/libvirt-admin.c
+++ b/src/libvirt-admin.c
@@ -639,3 +639,39 @@ virAdmConnectListServers(virAdmConnectPtr conn,
     virDispatchError(NULL);
     return -1;
 }
+
+/**
+ * virAdmConnectLookupServer:
+ * @conn: daemon connection reference
+ * @name: name of the server too lookup
+ * @flags: unused, must be 0
+ *
+ * Collect list of all servers provided by daemon the client is connected to.
+ *
+ * Returns the number of servers available on daemon side or -1 in case of a
+ * failure, setting @servers to NULL. There is a guaranteed extra element set
+ * to NULL in the @servers list returned to make the iteration easier, excluding
+ * this extra element from the final count.
+ * Caller is responsible to call virAdmServerFree() on each list element,
+ * followed by freeing @servers.
+ */
+virAdmServerPtr
+virAdmConnectLookupServer(virAdmConnectPtr conn,
+                          const char *name,
+                          unsigned int flags)
+{
+    virAdmServerPtr ret = NULL;
+
+    VIR_DEBUG("conn=%p, name=%s, flags=%x", conn, NULLSTR(name), flags);
+    virResetLastError();
+
+    virCheckAdmConnectGoto(conn, cleanup);
+    virCheckNonNullArgGoto(name, cleanup);
+    virCheckFlagsGoto(0, cleanup);
+
+    ret = remoteAdminConnectLookupServer(conn, name, flags);
+ cleanup:
+    if (!ret)
+        virDispatchError(NULL);
+    return ret;
+}
diff --git a/src/libvirt_admin_private.syms b/src/libvirt_admin_private.syms
index f22137bcc6af..268f1e6f2fdd 100644
--- a/src/libvirt_admin_private.syms
+++ b/src/libvirt_admin_private.syms
@@ -9,6 +9,8 @@
 xdr_admin_connect_get_lib_version_ret;
 xdr_admin_connect_list_servers_args;
 xdr_admin_connect_list_servers_ret;
+xdr_admin_connect_lookup_server_args;
+xdr_admin_connect_lookup_server_ret;
 xdr_admin_connect_open_args;

 # datatypes.h
diff --git a/src/libvirt_admin_public.syms b/src/libvirt_admin_public.syms
index 52ff2dc1b411..58d085e1f118 100644
--- a/src/libvirt_admin_public.syms
+++ b/src/libvirt_admin_public.syms
@@ -24,4 +24,5 @@ LIBVIRT_ADMIN_1.3.0 {
         virAdmConnectListServers;
         virAdmServerGetName;
         virAdmServerFree;
+        virAdmConnectLookupServer;
 };
-- 
2.7.2


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