[~] Refactor

d1/blank-app-nginx.conf

@@ -1,11 +0,0 @@
-events {
-  multi_accept on;
-  worker_connections 1024;
-}
-
-http {
-  server {
-    listen 80;
-    return 302 https://product-development-service.blogspot.com;
-  }
-}

d1/forward.py

@@ -22,10 +22,10 @@ def forward(config_dir, config):
     )
     ssh_command = [
         'ssh',
-        '-o',
-        'ExitOnForwardFailure yes',
-        '-o',
-        'StrictHostKeyChecking no'
+        '-o', 'ExitOnForwardFailure yes',
+        '-o', 'StrictHostKeyChecking no',
+        '-o', 'ServerAliveInterval 1',
+        '-o', 'ConnectTimeout 1',
     ]
 
     ports = dict(

d1/nginx_config.py

@@ -0,0 +1,59 @@
+import json
+import io
+import sys
+
+
+with io.open(
+    sys.argv[1],
+    'r'
+) as f:
+    forward_nginx = json.load(f)
+
+with io.open(
+    sys.argv[2],
+    'w'
+) as f:
+    sections = []
+    for entry in forward_nginx:
+        sections.append(r'''
+    location ^~ /{app_name}/ {
+      proxy_set_header Host $http_host;
+      proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+      proxy_set_header X-Forwarded-Proto $scheme;
+      proxy_set_header Upgrade $http_upgrade;
+      proxy_set_header Connection $connection_upgrade;
+      proxy_redirect off;
+      proxy_buffering off;
+      proxy_pass {target_endpoint};
+    }
+        '''.replace(
+            '{app_name}', entry['app_name'],
+        ).replace(
+            '{target_endpoint}', entry['target_endpoint'],
+        ))
+    f.write(r'''
+events {
+  multi_accept on;
+  worker_connections 8;
+}
+
+http {
+  server {
+    listen 80;
+    client_max_body_size 200M;
+
+    {sections_config}
+
+    location / {
+      return 302 https://product-development-service.blogspot.com;
+    }
+  }
+
+  map $http_upgrade $connection_upgrade {
+    default upgrade;
+    '' close;
+  }
+}
+    '''.replace(
+      '{sections_config}', '\n'.join(sections)
+    ))

docker-compose.yml

@@ -1,17 +1,20 @@
 version: '3.7'
 services:
-  blank-app:
+  app:
     build:
       context: .
-      dockerfile: ./docker/blank-app/Dockerfile
+      dockerfile: ./docker/app/Dockerfile
     volumes:
-      - .:/app:rw
-    restart: always
-  forward:
-    build:
-      context: .
-      dockerfile: ./docker/forward/Dockerfile
-    volumes:
-      - ./d1/forward.py:/app/d1/forward.py:ro
-      - ./tmp/cache/forward_data:/app/tmp/cache/forward_data:ro
+      - ./d1/nginx_config.py:/app/d1/nginx_config.py:ro
+      - ./tmp/cache/forward.nginx.json:/app/tmp/cache/forward.nginx.json:ro
     restart: always
+    ports:
+      - 80:80
+  #forward:
+  #  build:
+  #    context: .
+  #    dockerfile: ./docker/forward/Dockerfile
+  #  volumes:
+  #    - ./d1/forward.py:/app/d1/forward.py:ro
+  #    - ./tmp/cache/forward_data:/app/tmp/cache/forward_data:ro
+  #  restart: always

docker/app/Dockerfile

@@ -0,0 +1,9 @@
+FROM nginx:latest
+ENV DEBIAN_FRONTEND=noninteractive
+RUN apt-get update && apt-get install -y python3
+WORKDIR /app
+
+ENTRYPOINT /bin/sh -c "\
+  python3 d1/nginx_config.py tmp/cache/forward.nginx.json /etc/nginx/nginx.conf && \
+  /docker-entrypoint.sh nginx -g 'daemon off;' \
+"

docker/blank-app/Dockerfile

@@ -1,3 +0,0 @@
-FROM nginx:latest
-
-COPY d1/blank-app-nginx.conf /etc/nginx/nginx.conf