chg: [nextcloud] avoid send password environment information when it is not used

nextcloud/hooks/init

@@ -84,8 +84,6 @@ fi
 init-config-add "\
 $MASTER_BASE_SERVICE_NAME:
   environment:
-    NEXTCLOUD_ADMIN_USER: $admin_user
-    NEXTCLOUD_ADMIN_PASSWORD: $admin_password
     NEXTCLOUD_DATA_DIR: /var/lib/nextcloud/data
     NEXTCLOUD_TRUSTED_DOMAINS: '\*'
 "

nextcloud/lib/common

@@ -90,21 +90,16 @@ create_occ_if_not_exists() {
         ## bare-minimum nextcloud run AND we will use occ to set some info
         ## in this very same relation.
 
-        ## Note also that ``init`` is required as it sets
-        ## NEXTCLOUD_ADMIN_{USER,PASSWORD} that is required to trigger
-        ## a full installation
+        ## Note also that we need to set NEXTCLOUD_ADMIN_{USER,PASSWORD}
+        ## that is required to trigger a full installation
 
         if ! out=$(
                 export COMPOSE_IGNORE_ORPHANS=true
-                ## XXXvlab: this is to avoid re-running init from
-                ## apache (if provided in compose.yml) that is bugged
-                ## and will delete all config. It'll be run even if it
-                ## seems excluded because ALL_RELATION is already
-                ## solved.  These are 2 mishaps that will need to be
-                ## addressed in compose-core.
-                export ALL_RELATIONS=
-                compose --debug --without-relation="$SERVICE_NAME":web-proxy run \
+                read-0 LOGIN PASSWORD < "$PASSWORD_FILE" || exit 1
+                compose --debug --no-init --without-relation="$SERVICE_NAME":web-proxy run \
                         -v "$CHARM_PATH"/src/fake-apache:/usr/bin/apache \
+                        -e NEXTCLOUD_ADMIN_USER=$LOGIN \
+                        -e NEXTCLOUD_ADMIN_PASSWORD=$PASSWORD \
                         --rm --entrypoint /entrypoint.sh "$SERVICE_NAME" apache 2>&1
              ); then
             err "Initialization of code or database failed unexpectedly"