feat: implement import and export scripts for Docker volumes + fix healthchecks

Author: Yehonal

apps/export-src.sh

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+service="php"                    # service name in docker-compose.yml
+
+# Find the container ID for this project, even if it is stopped
+cid=$(docker compose ps -a -q "$service")
+
+if [ -z "$cid" ]; then
+  echo "No '$service' container found for this project (running or stopped)."
+  exit 1
+fi
+
+# Ask Docker for the project name via the container label
+project=$(docker inspect -f '{{ index .Config.Labels "com.docker.compose.project" }}' "$cid")
+
+# Compose the volume name: <project>_wordpress-src
+volume="${project}_wordpress-src"
+
+echo "Using container ID: $cid"
+echo "Using volume:      $volume"
+
+# Copy everything from ./srv into /var/www/html inside the volume
+docker run --rm \
+  -v "${volume}:/var/www/html" \
+  -v "$(pwd)/srv:/srv" \
+  alpine sh -c 'cp -r /srv/* /var/www/html/ && ls -la /var/www/html/'

apps/import-srv.sh

@@ -1,9 +1,4 @@
-#!/bin/bash
+#!/usr/bin/bash
 
-if cgi-fcgi -bind -connect 127.0.0.1:9000 > /dev/null 2>&1; then
-    echo "php-fpm is healthy"
-    exit 0
-else
-    echo "php-fpm is not healthy"
-    exit 1
-fi
+
+>/dev/tcp/127.0.0.1/9000 && exit 0 || exit 1

apps/init/healthcheck.sh

@@ -114,15 +114,15 @@ DOCKER_WORDPRESS_SRC_PATH=./srv
 You can export the source files of the current wordpress installation inside the /srv folder (backup) with the following command:
 
 ```bash
-npm run docker:src:export
+npm run docker:srv:export
 ```
 
 #### Import source files
 
-You can import the source files under /srv folder inside the /var/www/html container folder(restore backup) with the following command:
+You can import the source files under /srv/ folder inside the /var/www/html container folder(restore backup) with the following command:
 
 ```bash
-npm run docker:src:import
+npm run docker:srv:import
 ```
 
 IMPORTANT: this command needs to be executed with a bash-compatible shell and it will stop the php running container. After the import is done, you can start the container again.

docs/README.md

@@ -27,8 +27,8 @@
         "docker:logs": "docker compose logs --tail=200 --follow",
         "docker:db:export": "docker compose up -d wp-db && docker compose exec wp-db /apps/db_exporter/db_export.sh",
         "docker:db:import": "docker compose up -d wp-db && docker compose exec wp-db /apps/db_exporter/db_import.sh",
-        "docker:src:export": "docker compose cp php:/var/www/html srv",
-        "docker:src:import": "bash apps/export-src.sh"
+        "docker:srv:export": "docker compose cp php:/var/www/html/* srv",
+        "docker:srv:import": "bash apps/import-srv.sh"
     },
     "devDependencies": {
         "@types/node": "^14.0.13"