organizational cleanup

- add my docker-compose example, remove others
- ditch nginx image
- move tailscale image from images/tailscale to image/

docker-compose-example/docker-compose.yml

@@ -0,0 +1,15 @@
+services:
+  tailscale:
+    build:
+      context: ./image/
+    container_name: tailscale
+    environment:
+      TS_AUTH_KEY: ${TS_AUTH_KEY:?err} # from https://login.tailscale.com/admin/settings/authkeys
+      TS_HOSTNAME: ${TS_HOSTNAME:-ts-docker}
+      TS_STATE_ARG: "/var/lib/tailscale/tailscale.state" # store ts state in a local volume
+      TS_SERVE_PORT: ${TS_SERVE_PORT:-}
+    volumes:
+      - ./ts_data:/var/lib/tailscale/
+  myservice:
+    image: nginxdemos/hello
+    network_mode: "service:tailscale"

docker-compose/complex-example/docker-compose.yml

@@ -1,20 +0,0 @@
-version: "3.9"
-services:
-  tailscale:
-    build:
-      context: images/tailscale
-    environment:
-      TAILSCALE_AUTH_KEY: ${TAILSCALE_AUTH_KEY:?err}
-      TAILSCALE_HOSTNAME: ${TAILSCALE_HOSTNAME:-tailscale-docker-complex-example}
-      TAILSCALE_STATE_ARG: "mem:"
-  nginx:
-    build:
-      context: images/nginx
-    depends_on:
-      - service-one
-      - service-two
-    network_mode: "service:tailscale"
-  service-one:
-    image: nginxdemos/hello
-  service-two:
-    image: nginxdemos/hello

docker-compose/simple-example/docker-compose.yml

@@ -1,14 +0,0 @@
-version: "3.9"
-services:
-  tailscale:
-    build:
-      context: ../../images/tailscale
-    environment:
-      TAILSCALE_AUTH_KEY: ${TAILSCALE_AUTH_KEY:?err}
-      TAILSCALE_HOSTNAME: ${TAILSCALE_HOSTNAME:-tailscale-docker-simple-example}
-      TAILSCALE_STATE_ARG: "mem:"
-      # (optional) set additional flags on tailscaled
-      # TAILSCALE_OPT: --outbound-http-proxy-listen=localhost:1055
-  some-service-1:
-    image: nginxdemos/hello
-    network_mode: "service:tailscale"

docker-compose/stateful-example/docker-compose.yml

@@ -1,15 +0,0 @@
-version: "3.9"
-services:
-  tailscale:
-    build:
-      context: ../../images/tailscale
-    environment:
-      TAILSCALE_AUTH_KEY: ${TAILSCALE_AUTH_KEY:?err}
-      TAILSCALE_HOSTNAME: ${TAILSCALE_HOSTNAME:-tailscale-docker-stateful-example}
-      TAILSCALE_STATE_ARG: "/var/lib/tailscale_state/tailscale.state" # a file
-    volumes:
-      # a volume is used but it could be a local directory.
-      - /var/lib/tailscale_state/
-  some-service-1:
-    image: nginxdemos/hello
-    network_mode: "service:tailscale"

images/nginx/Dockerfile

@@ -1,3 +0,0 @@
-FROM nginx:1.23
-# based on debian:bullseye-slim
-COPY conf.d /etc/nginx/conf.d

images/nginx/conf.d/default.conf

@@ -1,18 +0,0 @@
-server {
-    listen 80 default_server;
-    server_name _;
-
-    location /service-one {
-        proxy_pass http://service-one/;
-        proxy_set_header Host $http_host;
-        access_log /dev/stdout;
-        error_log /dev/stdout;
-    }
-    
-    location /service-two {
-        proxy_pass http://service-two/;
-        proxy_set_header Host $http_host;
-        access_log /dev/stdout;
-        error_log /dev/stdout;
-    }
-}