From: dlezcano <dlezcano>
Date: Sun, 18 Jan 2009 21:49:56 +0000 (+0000)
Subject: Remove nsgroup directory when the container dies
X-Git-Tag: lxc_0_6_0~28
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4e2121f525a91cebad996aa8ec67d629985d22ca;p=thirdparty%2Flxc.git

Remove nsgroup directory when the container dies

From: Daniel Lezcano <daniel.lezcano@free.fr>

Remove the nsgroup directory when the container dies, otherwise this will
lead to an error when the pids number are recycled

Signed-off-by: Daniel Lezcano <daniel.lezcano@free.fr>
Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
---

diff --git a/src/lxc/cgroup.c b/src/lxc/cgroup.c
index ebca4917f..6c0b8f961 100644
--- a/src/lxc/cgroup.c
+++ b/src/lxc/cgroup.c
@@ -92,8 +92,13 @@ int lxc_link_nsgroup(const char *name, pid_t pid)
 int lxc_unlink_nsgroup(const char *name)
 {
 	char nsgroup[MAXPATHLEN];
+	char path[MAXPATHLEN];
 
 	snprintf(nsgroup, MAXPATHLEN, LXCPATH "/%s/nsgroup", name);
+	
+	if (readlink(nsgroup, path, MAXPATHLEN) >  0)
+		rmdir(path);
+
 	return unlink(nsgroup);
 }