feat(docker): allow production docker setup to use dedicated mariadb

Signed-off-by: Steven Guikal <void@fluix.one>

.env

 FASTAPI_BACKEND="uvicorn"
 FASTAPI_WORKERS=2
+MARIADB_SOCKET_DIR="/var/run/mysqld/"

docker-compose.override.yml

 services:
+  mariadb:
+    image: aurweb:latest
+    init: true
+    entrypoint: /docker/mariadb-entrypoint.sh
+    command: /usr/bin/mysqld_safe --datadir=/var/lib/mysql
+    ports:
+      # This will expose mariadbd on 127.0.0.1:13306 in the host.
+      # Ex: `mysql -uaur -paur -h 127.0.0.1 -P 13306 aurweb`
+      - "13306:3306"
+    volumes:
+      - mariadb_run:/var/run/mysqld # Bind socket in this volume.
+      - mariadb_data:/var/lib/mysql
+    healthcheck:
+      test: "bash /docker/health/mariadb.sh"
+
+  mariadb_init:
+    depends_on:
+      mariadb:
+        condition: service_healthy
+
   ca:
     volumes:
       - ./cache:/cache
@@ -13,6 +33,9 @@ services:
       - git_data:/aurweb/aur.git
       - ./cache:/cache
       - smartgit_run:/var/run/smartgit
+    depends_on:
+      mariadb:
+        condition: service_healthy
 
   php-fpm:
     volumes:

docker-compose.prod.yml

@@ -9,6 +9,7 @@ services:
     volumes:
       - git_data:/aurweb/aur.git
       - cache:/cache
+      - ${MARIADB_SOCKET_DIR}:/var/run/mysqld
 
   smartgit:
     volumes:
@@ -19,12 +20,18 @@ services:
   php-fpm:
     volumes:
       - cache:/cache
+      - ${MARIADB_SOCKET_DIR}:/var/run/mysqld
 
   fastapi:
     environment:
       - FASTAPI_BACKEND="gunicorn"
     volumes:
       - cache:/cache
+      - ${MARIADB_SOCKET_DIR}:/var/run/mysqld
+
+  mariadb_init:
+    volumes:
+      - ${MARIADB_SOCKET_DIR}:/var/run/mysqld
 
   nginx:
     volumes:
@@ -34,7 +41,7 @@ services:
       - smartgit_run:/var/run/smartgit
 
 volumes:
-  mariadb_run: {} # Share /var/run/mysqld/mysqld.sock
+  mariadb_run: {} # Share /var/run/mysqld
   mariadb_data: {} # Share /var/lib/mysql
   git_data: {} # Share aurweb/aur.git
   smartgit_run: {}

docker-compose.yml

@@ -48,29 +48,11 @@ services:
     ports:
       - "16379:6379"
 
-  mariadb:
-    image: aurweb:latest
-    init: true
-    entrypoint: /docker/mariadb-entrypoint.sh
-    command: /usr/bin/mysqld_safe --datadir=/var/lib/mysql
-    ports:
-      # This will expose mariadbd on 127.0.0.1:13306 in the host.
-      # Ex: `mysql -uaur -paur -h 127.0.0.1 -P 13306 aurweb`
-      - "13306:3306"
-    volumes:
-      - mariadb_run:/var/run/mysqld # Bind socket in this volume.
-      - mariadb_data:/var/lib/mysql
-    healthcheck:
-      test: "bash /docker/health/mariadb.sh"
-
   mariadb_init:
     image: aurweb:latest
     init: true
     entrypoint: /docker/mariadb-init-entrypoint.sh
     command: echo "MariaDB tables initialized."
-    depends_on:
-      mariadb:
-        condition: service_healthy
     volumes:
       - mariadb_run:/var/run/mysqld
 
@@ -100,9 +82,6 @@ services:
     command: /docker/scripts/run-smartgit.sh
     healthcheck:
       test: "bash /docker/health/smartgit.sh"
-    depends_on:
-      mariadb:
-        condition: service_healthy
 
   cgit-php:
     image: aurweb:latest