confile: improve legacy update message

Closes #1938.

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

diff --git a/src/lxc/confile.c b/src/lxc/confile.c
index c68f3d4123a9f9d8dc5ff5a6ec04617a9d58735d..5983b6e000da1d623a2d4f3f41d534c311ed451d 100644 (file)
--- a/src/lxc/confile.c
+++ b/src/lxc/confile.c
@@ -2005,7 +2005,10 @@ static int parse_line(char *buffer, void *data)
                         */
                        fprintf(stderr, "The configuration file contains "
                                        "legacy configuration keys.\nPlease "
-                                       "update your configuration file!\n");
+                                       "update your configuration file!\nThe "
+                                       "update script lxc-update-config -c "
+                                       "<path-to-config> can be used for "
+                                       "this.\n");
                }
        }
        /* [END]: REMOVE IN LXC 3.0 */