rollback wp 6 entrypoint and test

wordpress/6-apache/Dockerfile

@@ -186,7 +186,8 @@ RUN curl -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli
 # hadolint ignore=DL3045
 # Add default configuration files
 COPY --chown=www-data:www-data etc/wp-config.php /var/www/html/
-RUN mkdir /.artifakt
+COPY etc/entrypoint.sh /.artifakt/
+
 COPY docker-entrypoint.sh /usr/local/bin/
 
 ENTRYPOINT ["/usr/local/bin/docker-entrypoint.sh"]

wordpress/6-apache/docker-entrypoint.sh

@@ -11,6 +11,31 @@ for persistent_folder in "${PERSISTENT_FOLDER_LIST[@]}"; do
     chown -h www-data:www-data "/var/www/html/$persistent_folder" "/data/$persistent_folder"
 done
 
+if [[ -x "/.artifakt/entrypoint.sh" ]]; then
+
+	# source: https://gist.github.com/karlrwjohnson/1921b05c290edb665c238676ef847f3c
+	function lock_cmd {
+	    LOCK_FILE="$1"; shift
+	    LOCK_TIMEOUT="$1"; shift;
+
+	    (
+	        trap "rm -f $LOCK_FILE" 0
+	        flock -x -w $LOCK_TIMEOUT 200
+	        RETVAL=$?
+	        if [ $RETVAL -ne 0 ]; then
+	            echo -e "Failed to aquire lock on $LOCK_FILE within $LOCK_TIMEOUT seconds. Is a similar script hung?"
+	            exit $RETVAL
+	        fi
+	        echo -e "Running command: $@"
+	        $@
+	    ) 200>"$LOCK_FILE"
+	}
+
+	lock_file=${ARTIFAKT_ENTRYPOINT_LOCK:-/data/artifakt-entrypoint-lock}
+	lock_timeout=${ARTIFAKT_TIMEOUT_LOCK:-600}
+	lock_cmd $lock_file $lock_timeout /.artifakt/entrypoint.sh
+fi
+
 # first arg is `-f` or `--some-option`
 if [ "${1#-}" != "$1" ]; then
 	set -- apache2-foreground "$@"

wordpress/6-apache/etc/entrypoint.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+set -e
+
+# Generate file holding custom keys 
+[[ ! -f /data/secret-key.php ]] && \
+  echo "<?php " > /data/secret-key.php && \
+  curl https://api.wordpress.org/secret-key/1.1/salt >> /data/secret-key.php && \
+  chown www-data:www-data /data/secret-key.php
+
+# Uncomment to mount plugins directory if you don't version them
+#rm -rf /var/www/html/wp-content/plugins && \
+#  mkdir -p /data/wp-content/plugins && \
+#  ln -sfn /data/wp-content/plugins /var/www/html/wp-content/plugins && \
+#  chown -h www-data:www-data /var/www/html/wp-content/plugins /data/wp-content/plugins
+
+# Uncomment to mount themes directory if you don't version them
+#rm -rf /var/www/html/wp-content/themes && \
+#  mkdir -p /data/wp-content/themes && \
+#  ln -sfn /data/wp-content/themes /var/www/html/wp-content/themes && \
+#  chown www-data:www-data /var/www/html/wp-content/themes /data/wp-content/themes

wordpress/6-apache/test.yaml

@@ -25,6 +25,13 @@ fileExistenceTests:
   uid: 0
   gid: 0
   isExecutableBy: 'any'
+- name: 'default entrypoint'
+  path: '/.artifakt/entrypoint.sh'
+  shouldExist: true
+  permissions: '-rwxr-xr-x'
+  uid: 0
+  gid: 0
+  isExecutableBy: 'any'
 - name: 'default wp-config'
   path: '/var/www/html/wp-config.php'
   shouldExist: true
@@ -34,6 +41,11 @@ fileExistenceTests:
 
 
 commandTests:
+  - name: "check default salt file"
+    setup: [["/usr/local/bin/docker-entrypoint.sh"]]
+    command: "ls"
+    args: [ "-la", "/data/secret-key.php"]
+    expectedOutput: [ '-rw-r--r-- 1 www-data www-data .+ /data/secret-key.php' ]
   - name: "check mounted folder content cache"
     setup: [["/usr/local/bin/docker-entrypoint.sh"]]
     command: "ls"