[fix] creation of /.lxcenv in containers

In utils/lib.sh there are two functions with the same name, but different tasks.
Rename one of them from lxc_init_container() into lxc_init_container_env().

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

utils/lib.sh

@@ -1073,7 +1073,7 @@ in_container() {
     # to be safe, take a look at the environment of process 1 (/sbin/init)
     # grep -qa 'container=lxc' /proc/1/environ
 
-    # see lxc_init_container
+    # see lxc_init_container_env
     [[ -f /.lxcenv ]]
 }
 
@@ -1083,12 +1083,12 @@ if in_container; then
     LXC_ENV_FOLDER="lxc/$(hostname)/"
 fi
 
-lxc_init_container() {
+lxc_init_container_env() {
 
-    # Create a /.lxcenv file in the root folder.  Call this once after container
-    # is inital started.
+    # usage: lxc_init_container_env <name>
 
-    # usage: lxc_create_root_dot_lxcenv <name>
+    # Create a /.lxcenv file in the root folder.  Call this once after the
+    # container is inital started and before installing any boilerplate stuff.
 
     info_msg "create /.lxcenv in container $1"
     cat <<EOF | lxc exec "${1}" -- bash | prefix_stdout "[${_BBlue}${1}${_creset}] "

utils/lxc.sh

@@ -538,6 +538,7 @@ lxc_install_boilerplate() {
     if lxc start -q "${container_name}" &>/dev/null; then
         sleep 5 # guest needs some time to come up and get an IP
     fi
+    lxc_init_container_env "${container_name}"
     info_msg "[${_BBlue}${container_name}${_creset}] install /.lxcenv.mk .."
     cat <<EOF | lxc exec "${container_name}" -- bash | prefix_stdout "[${_BBlue}${container_name}${_creset}] "
 rm -f "/.lxcenv.mk"