Change docker setup to MariaDB

Dockerfile.diaspora

@@ -4,18 +4,19 @@ RUN DEBIAN_FRONTEND=noninteractive \
     apt-get update \
     && apt-get install -y -qq \
         build-essential \
-        libssl-dev \
+        cmake \
+        curl \
+        ghostscript \
+        git \
+        imagemagick \
         libcurl4-openssl-dev \
         libidn11-dev \
-        libxml2-dev \
-        libxslt-dev \
-        imagemagick \
-        ghostscript \
-        curl \
         libmagickwand-dev \
-        git \
+        libmariadbclient-dev \
         libpq-dev \
-        cmake \
+        libssl-dev \
+        libxml2-dev \
+        libxslt-dev \
         nodejs \
     && rm -rf /var/lib/apt/lists/*
 

docker-compose.yml

@@ -18,15 +18,17 @@ services:
       - "${DIASPORA_DOCKER_DB}"
 
   postgresql:
-    image: postgres:9.6
+    image: postgres:10.3
     ports:
       - 55432:5432
     volumes:
       - postgresql_data:/var/lib/postgresql
 
   mysql:
-    image: mysql:5.7
+    image: mariadb:10.2
     ports:
       - 53306:3306
     volumes:
       - mysql_data:/var/lib/mysql
+    environment:
+      MYSQL_ROOT_PASSWORD: mysql