make docker-compose use docker-for-mac or local docker by default

.env.compose → .env.virtualbox

@@ -1,4 +1,5 @@
 # test application samson-compose from some-public-token user (192.168.42.45:9080)
+# in case you are running on virtualbox based docker
 DEFAULT_URL="http://192.168.42.45:9080"
 bin/decode_dot_env-R0lUSFVCX0NMSUVOVF9JRD1iMmUxMmRlMGNiN2QzMDFkNjE1OA==
 bin/decode_dot_env-R0lUSFVCX1NFQ1JFVD00MzQ2NDcyZjNkMTY4ZmI3MmNhNTQwYTA0ZDJkMjc3YzBjYjhmMjQ3

Dockerfile

@@ -12,11 +12,12 @@ COPY bin /app/bin
 COPY public /app/public
 COPY db /app/db
 COPY .env.bootstrap /app/.env
+COPY .env.virtualbox /app/
 COPY .ruby-version /app/.ruby-version
 
 # NPM
 COPY package.json /app/package.json
-RUN npm install
+RUN npm install --silent
 
 # Gems
 COPY Gemfile /app/
@@ -33,7 +34,6 @@ COPY lib /app/lib
 
 # Assets
 COPY vendor/assets /app/vendor/assets
-COPY .env.compose /app/
 RUN echo "takes 5 minute" && ./bin/decode_dot_env .env && RAILS_ENV=production PRECOMPILE=1 bundle exec rake assets:precompile
 
 EXPOSE 9080

docker-compose.yml

@@ -3,8 +3,9 @@ services:
   samson:
     image: zendesk/samson:latest
     ports:
-      - "9080:9080"
+      - "3000:9080"
     environment:
       DATABASE_URL: "sqlite3://db/development.sqlite"
       RAILS_LOG_TO_STDOUT: 1
-    command: ["bash", "-c", "./bin/decode_dot_env .env.compose && source <(sed -E -n 's/[^#]+/export &/ p' .env.compose) && rake db:setup && bundle exec puma -C config/puma.rb"]
+    # to use .env.virtualbox with 192.168.42.45 host prefix ./bin/decode_dot_env .env.virtualbox && source <(sed -E -n 's/[^#]+/export &/ p' .env.virtualbox) &&
+    command: ["bash", "-c", "rake db:setup && bundle exec puma -C config/puma.rb"]

docs/setup.md

@@ -4,10 +4,11 @@
 
 ```bash
 docker-compose up
-open http://$DOCKER_HOST_IP:9080
+open http://localhost:3000
 ```
 
-When not running on `192.168.42.45` use a different auth provider, the IP is hardcoded.
+When running on virtual `192.168.42.45` use `.env.virtualbox` from `docker-compose.yml`.
+When running on neither localhost nor `192.168.42.45` create your own credentials and load them from `docker-compose.yml`.
 
 ### Local
 ```bash