Added MariaDB to Docker compose for ARM64 (#315)

* Added option to use MariaDB instead of MySQL

* Moved MYSQL environment variables to env file

README.md

@@ -17,7 +17,7 @@
 
 ## Quickstart V5 Launch
 
-The dockerfile has been revamped to make is easier to get started, by default the base image selected in 5 which will pull in the latest v5 stable image.
+The dockerfile has been revamped to make it easier to get started, by default the base image selected is 5 which will pull in the latest v5 stable image.
 
 ```bash
 git clone https://github.com/invoiceninja/dockerfiles.git
@@ -65,7 +65,7 @@ For example, lets say your APP_URL is ```http://in5.test:8000``` and your LAN IP
 
 ```192.168.0.124 in5.test```
 
-**Please note that PDF generation using local host your domain name MUST end in .test for your PDFs to generate correctly, this is a DNS resolver issue with chromium.
+**Please note that for PDF generation using local host, your domain name MUST end in .test for your PDFs to generate correctly, this is a DNS resolver issue with chromium.
 
 All that is left to do now is bring up the container
 
@@ -75,6 +75,10 @@ All that is left to do now is bring up the container
 
 **Note: When performing the setup, the Database host is ```db```
 
+### Running on ARM64 (Raspberry Pi 4)
+
+When deploying on an ARM64 system, you need to comment out the `image: mysql:5` line and uncomment `image: mariadb:10.4` in the `docker-compose.yml` file.
+
 ## Updating the Image when using `docker-compose`
 
 As `docker-compose` does not support any form of version control, this git provide updates to `docker-compose.yml` directly.

config/mysql/Dockerfile

@@ -1,4 +1,6 @@
 FROM mysql:5
+# When running on ARM64 use MariaDB instead of MySQL
+#FROM mariadb:10.4
 ENV force_color_prompt yes
 
 RUN apt-get update;

docker-compose.yml

@@ -39,17 +39,15 @@ services:
 
   db:
     image: mysql:5
+#    When running on ARM64 use MariaDB instead of MySQL
+#    image: mariadb:10.4
 #    For auto DB backups comment out image and use the build block below
 #    build:
 #      context: ./config/mysql
     ports:
       - "3305:3306"
     restart: always
-    environment: 
-      - MYSQL_ROOT_PASSWORD=ninjaAdm1nPassword
-      - MYSQL_USER=ninja
-      - MYSQL_PASSWORD=ninja
-      - MYSQL_DATABASE=ninja
+    env_file: env
     volumes:
       - ./docker/mysql/data:/var/lib/mysql:rw,delegated
 

env

@@ -7,6 +7,10 @@ DB_PORT1=3306
 DB_USERNAME1=ninja
 DB_PASSWORD1=ninja
 DB_DATABASE1=ninja
+MYSQL_ROOT_PASSWORD=ninjaAdm1nPassword
+MYSQL_USER=ninja
+MYSQL_PASSWORD=ninja
+MYSQL_DATABASE=ninja
 
 #this is a system variable please do not remove
 IS_DOCKER=true