lxc_start: ERROR if container is already running.

We should exit with a error when starting a running container.

Signed-off-by: Dongsheng Yang <yangds.fnst@cn.fujitsu.com>
Acked-by: Serge E. Hallyn <serge.hallyn@ubuntu.com>

diff --git a/src/lxc/lxc_start.c b/src/lxc/lxc_start.c
index e836325fef4c838dece0c5d4edcbe513da5b7f44..9a053567dada23aa24cfebdfdd480ab7a6069cae 100644 (file)
--- a/src/lxc/lxc_start.c
+++ b/src/lxc/lxc_start.c
@@ -276,6 +276,10 @@ int main(int argc, char *argv[])
                }
        }
 
+       if (c->is_running(c)) {
+               ERROR("Container is already running.");
+               goto out;
+       }
        /*
         * We should use set_config_item() over &defines, which would handle
         * unset c->lxc_conf for us and let us not use lxc_config_define_load()