Split backend service into checker and generator

Both are linked through a unix socket.

docker-compose.yml

@@ -28,11 +28,12 @@ services:
       - /mnt/fic:/mnt/fic:ro
       - dashboard:/srv/DASHBOARD
       - files:/srv/FILES
+      - generator:/srv/GENERATOR:ro
       - pki:/srv/PKI
       - settings:/srv/SETTINGS
       - settingsdist:/srv/SETTINGSDIST
       - submissions:/srv/submissions
-      - teams:/srv/TEAMS
+      - teams:/srv/TEAMS:ro
     command: -baseurl /admin/ -localimport /mnt/fic -localimportsymlink
     depends_on:
       - mysql
@@ -51,20 +52,39 @@ services:
       - settings:/srv/SETTINGS
       - settingsdist:/srv/SETTINGSDIST
 
-  backend:
+  checker:
     build:
       context: .
-      dockerfile: Dockerfile-backend
-    image: nemunaire/fic-backend:latest
+      dockerfile: Dockerfile-checker
+    image: nemunaire/fic-checker:latest
     links:
       - mysql
     networks:
       - fic-net
     volumes:
-      - files:/srv/FILES:ro
-      - teams:/srv/TEAMS
+      - generator:/srv/GENERATOR:ro
+      - teams:/srv/TEAMS:ro
       - settingsdist:/srv/SETTINGSDIST:ro
       - submissions:/srv/submissions
+    depends_on:
+      - mysql
+      - generator
+    environment:
+      - MYSQL_HOST=mysql
+
+  generator:
+    build:
+      context: .
+      dockerfile: Dockerfile-generator
+    image: nemunaire/fic-generator:latest
+    links:
+      - mysql
+    networks:
+      - fic-net
+    volumes:
+      - generator:/srv/GENERATOR
+      - teams:/srv/TEAMS
+      - settingsdist:/srv/SETTINGSDIST:ro
     depends_on:
       - mysql
     environment:
@@ -106,8 +126,6 @@ services:
       - settingsdist:/srv/SETTINGSDIST:ro
       - submissions:/srv/submissions
       - startingblock:/srv/startingblock
-    depends_on:
-      - backend
 
   dashboard:
     build:
@@ -123,8 +141,6 @@ services:
       - dashboard:/srv/DASHBOARD
       - teams:/srv/TEAMS:ro
       - settingsdist:/srv/SETTINGSDIST:ro
-    depends_on:
-      - backend
 
   front:
     build:
@@ -146,7 +162,7 @@ services:
       - qa
       - receiver
       - dashboard
-      - backend
+      - checker
       - admin
 
 volumes:
@@ -154,6 +170,7 @@ volumes:
   dashboard:
   files:
   htdocs:
+  generator:
   pki:
   settings:
   settingsdist: