[PATCH common 6/7] pbs-client: add support for the 'instance id' command

[Lukas Wagner <l.wagner@proxmox.com>]

This allows us to retrieve a unique instance identifier for a PBS
server.

Signed-off-by: Lukas Wagner <l.wagner@proxmox.com>
---
 src/PVE/PBSClient.pm | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/PVE/PBSClient.pm b/src/PVE/PBSClient.pm
index 6333304..b1c16f2 100644
--- a/src/PVE/PBSClient.pm
+++ b/src/PVE/PBSClient.pm
@@ -257,6 +257,13 @@ my sub split_namespaced_parameter : prototype($$) {
     return ($namespace, $snapshot);
 }
 
+# Get the instance identifier for this backup server.
+sub get_instance_id {
+    my ($self) = @_;
+
+    return run_client_cmd($self, "instance-id");
+}
+
 # lists all snapshots, optionally limited to a specific group
 sub get_snapshots {
     my ($self, $group) = @_;
-- 
2.47.3