lxc-ls to report also active containers

With previous changes that allow to start a container without the need to create it; the lxc-ls was only reporting the created containers. With this patch, the lxc-ls is now reporting created and active containers. Signed-off-by: Michel Normand <michel.mno@free.fr> Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>

lxc-ls to report also active containers
65cb447f · Michel Normand · Daniel Lezcano · 83c2e175 · 65cb447f
Commit 65cb447f authored Nov 26, 2009 by Michel Normand Committed by Daniel Lezcano Nov 26, 2009
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lxc-ls.in src/lxc/lxc-ls.in +22 -0

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--- a/src/lxc/lxc-ls.in
+++ b/src/lxc/lxc-ls.in
@@ -6,4 +6,26 @@ if [ ! -r $lxcpath ]; then
    exit 0
 fi

+function get_cgroup()
+{
+	local mount_string
+	mount_string=$(mount -t cgroup |grep -E -e '^lxc ')
+	if test -z "$mount_string"; then
+		mount_string=$(mount |grep -m1 'type cgroup')
+	fi
+	if test -n "$mount_string"; then
+		mount_point=$(echo $mount_string |cut -d' ' -f3)
+	fi
+}
+
 ls $* $lxcpath
+
+active=$(netstat -xa | grep $lxcpath | \
+	sed -e 's#.*'"$lxcpath/"'\(.*\)/command#\1#');
+
+if test -n "$active"; then
+	get_cgroup
+	if test -n "$mount_point"; then
+		cd $mount_point; ls $* -d $active
+	fi
+fi