Factoring in ARG change for Wordpress versions.

Dockerfile.wordpress_fpm

@@ -1,7 +1,8 @@
 # Wordpress - make a copy of wp-includes to compare with existing volumes
 
 # 'docker-compose exec wordpress bash -c 'cd /var/www/html/wp-includes && grep wp_version version.php'
-FROM wordpress:6-fpm
+ARG WORDPRESS_VERSION=user-defined
+FROM wordpress:${WORDPRESS_VERSION}
 
 # ancient debian
 #RUN apt update && apt -y install vim less 

README.md

@@ -5,9 +5,10 @@ A Docker-based toolkit that streamlines WordPress upgrades using official images
 ## Project Configuration
 
 ### Project Name
-This project requires a project name, which should be defined in an `.env` file:
+This project requires a project name and wordpress version, which should be defined in an `.env` file:
 ```bash
 COMPOSE_PROJECT_NAME=test
+WORDPRESS_VERSION=6-fpm
 ```
 
 ### Database Host Configuration
@@ -60,6 +61,15 @@ HTML_VOLUME=test_html_staging
 1. Stop the current containers and remove volumes:
 ```bash
 docker compose down -v
+
+# Optional Steps
+
+# Clean volumes
+grep -E 'DB_VOLUME|CONTENT_VOLUME' .env | cut -d '=' -f2 | xargs -I {} sh -c 'docker volume rm {} 2>/dev/null; docker volume create {}'
+
+# Remove Wordpress Image
+docker rmi $(grep IMAGE_WEB .env | cut -d '=' -f2)
+
 ```
 
 2. Update WordPress version:
@@ -92,6 +102,13 @@ chmod -R [appropriate-permissions] wp-content/
 
 5. Optional: Update database if needed:
 ```bash
+(In the database container)
+apt-get update && \
+    apt-get install -y mariadb-client && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*
+
+(From the host)
 ./update-db
 ```
 

docker-compose.first.yml

@@ -7,10 +7,12 @@ services:
     build:
       context: .
       dockerfile: Dockerfile.wordpress_fpm
+      args:
+        WORDPRESS_VERSION: ${WORDPRESS_VERSION}    
     image: ${IMAGE_WEB:-web}       
     volumes:
       - html:/var/www/html           
-    environment:
+    environment:  
       - WORDPRESS_DB_HOST=${WORDPRESS_DB_HOST:-database:3306}      
       - WORDPRESS_DB_PASSWORD=${WORDPRESS_DB_PASSWORD:-fake}      
       - VIRTUAL_HOST=${VIRTUAL_HOST:-wordpress}

update-db

@@ -3,7 +3,7 @@
 source ".env"
 
 website="https://$VIRTUAL_HOST"
-command="docker-compose exec database mysql"
+command="docker compose exec database mariadb"
 
 echo $website