Merge pull request #53 from prymitive/heroku-autobuild

feat(ci): deploy to heroku on every merge to master

.dockerignore

@@ -8,4 +8,3 @@ ui/coverage
 ui/node_modules
 vendor
 Dockerfile
-demo

.travis.yml

@@ -99,3 +99,30 @@ jobs:
         on:
           repo: prymitive/karma
           tags: true
+
+    # for the master branch we build and deploy a container for heroku app
+    # at http://karma-demo.herokuapp.com
+    - stage: Deploy demo app to Heroku
+      if: type != pull_request AND branch = master AND repo = prymitive/karma
+      env:
+        # HEROKU_TOKEN, valid forever, needed to push docker image and release
+        # it on heroku app
+        - secure: "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"
+      language: generic
+      sudo: true
+      addons:
+        apt:
+          packages:
+            - docker-ce
+      before_script:
+        # a safe and boring version of cat > .netrc < EOF
+        - echo "machine api.heroku.com" >> $HOME/.netrc
+        - echo "  login l.mierzwa@gmail.com" >> $HOME/.netrc
+        - echo "  password $HEROKU_TOKEN" >> $HOME/.netrc
+      script:
+        - docker build --build-arg VERSION=$(make show-version) -t registry.heroku.com/karma-demo/web -f demo/Dockerfile .
+        - docker login -u _ -p "$HEROKU_TOKEN" registry.heroku.com
+        - docker push registry.heroku.com/karma-demo/web
+        # bundled heroku cli doesn't know anything about containers, update it
+        - curl https://cli-assets.heroku.com/install.sh | sh
+        - heroku container:release web --app karma-demo

demo/Dockerfile

@@ -0,0 +1,22 @@
+FROM node:8-alpine as nodejs-builder
+RUN apk add --update make git
+COPY . /karma
+RUN make -C /karma ui
+
+FROM golang:1.11.0-alpine as go-builder
+COPY --from=nodejs-builder /karma /go/src/github.com/prymitive/karma
+ARG VERSION
+RUN apk add --update make git
+RUN CGO_ENABLED=0 make -C /go/src/github.com/prymitive/karma VERSION="${VERSION:-dev}" karma
+
+FROM alpine:latest
+RUN apk add --update supervisor python && rm  -rf /tmp/* /var/cache/apk/*
+COPY demo/supervisord.conf /etc/supervisord.conf
+COPY --from=prom/alertmanager:latest /bin/alertmanager /alertmanager
+COPY demo/alertmanager.yaml /etc/alertmanager.yaml
+COPY demo/generator.py /generator.py
+COPY --from=go-builder /go/src/github.com/prymitive/karma/karma /karma
+COPY demo/karma.yaml /etc/karma.yaml
+RUN adduser -D karma
+USER karma
+CMD supervisord --nodaemon --configuration /etc/supervisord.conf

demo/Dockerfile.web

@@ -1,16 +0,0 @@
-FROM alpine:latest
-
-RUN apk add --update supervisor python && rm  -rf /tmp/* /var/cache/apk/*
-COPY supervisord.conf /etc/supervisord.conf
-
-COPY --from=prom/alertmanager:latest /bin/alertmanager /alertmanager
-COPY alertmanager.yaml /etc/alertmanager.yaml
-
-COPY generator.py /generator.py
-
-COPY --from=lmierzwa/karma:latest /karma /karma
-COPY karma.yaml /etc/karma.yaml
-
-RUN adduser -D karma
-USER karma
-CMD supervisord --nodaemon --configuration /etc/supervisord.conf

demo/Makefile

@@ -1,5 +0,0 @@
-.PHONY: heroku
-heroku:
-	docker pull lmierzwa/karma:latest
-	heroku container:push web -R
-	heroku container:release web