From: Francesco Romani <fromani@redhat.com>
Date: Mon, 12 Dec 2016 15:07:25 +0000 (+0100)
Subject: virt plugin: fail init with no libvirt connection
X-Git-Tag: collectd-5.8.0~267^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5903e6d5414b1a9580a63c29afff1788cec6c91e;p=thirdparty%2Fcollectd.git

virt plugin: fail init with no libvirt connection

Even though we handle disconnection and reconnection
in the read() callback, we expect the libvirt connection
to be available most of the time, including the init()
stage.

Thus, let's fail init() if the connection is not available.

Signed-off-by: Francesco Romani <fromani@redhat.com>
---

diff --git a/src/virt.c b/src/virt.c
index 242d0d33a..93f9aee30 100644
--- a/src/virt.c
+++ b/src/virt.c
@@ -740,7 +740,8 @@ static int lv_init(void) {
   if (virInitialize() != 0)
     return -1;
 
-  lv_connect();
+  if (lv_connect() != 0)
+    return -1;
 
   DEBUG(PLUGIN_NAME " plugin: starting %i instances", nr_instances);