ci: setup travis and docker (#1)

ci: setup travis and docker

.travis.yml

@@ -0,0 +1,41 @@
+language: minimal
+
+os:
+  - linux
+
+services:
+  - docker
+
+env:
+  - DOCKER_IMAGE=howtocards/preview
+
+before_script:
+  - docker login -u $DOCKER_USERNAME -p $DOCKER_PASSWORD
+
+jobs:
+  include:
+    - stage: build
+      script:
+        - echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p
+        - docker pull $DOCKER_IMAGE:latest || true
+        - docker build -t $DOCKER_IMAGE:$TRAVIS_COMMIT --cache-from $DOCKER_IMAGE:latest .
+        - docker images
+        - docker push $DOCKER_IMAGE:$TRAVIS_COMMIT
+    - stage: push latest
+      if: branch = master AND type != pull_request
+      script:
+        - docker pull $DOCKER_IMAGE:$TRAVIS_COMMIT
+        - docker tag $DOCKER_IMAGE:$TRAVIS_COMMIT $DOCKER_IMAGE:latest
+        - docker push $DOCKER_IMAGE:latest
+    - stage: push nightly
+      if: branch = dev AND type != pull_request
+      script:
+        - docker pull $DOCKER_IMAGE:$TRAVIS_COMMIT
+        - docker tag $DOCKER_IMAGE:$TRAVIS_COMMIT $DOCKER_IMAGE:nightly
+        - docker push $DOCKER_IMAGE:nightly
+    - stage: push tag
+      if: tag =~ /^v\d+\.\d+\.\d+/
+      script:
+        - docker pull $DOCKER_IMAGE:$TRAVIS_COMMIT
+        - docker tag $DOCKER_IMAGE:$TRAVIS_COMMIT $DOCKER_IMAGE:$TRAVIS_TAG
+        - docker push $DOCKER_IMAGE:$TRAVIS_TAG

Dockerfile

@@ -0,0 +1,37 @@
+FROM node:10-slim
+WORKDIR /app
+
+RUN  apt-get update \
+     # Install latest chrome dev package, which installs the necessary libs to
+     # make the bundled version of Chromium that Puppeteer installs work.
+     && apt-get install -y wget --no-install-recommends \
+     && wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - \
+     && sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list' \
+     && apt-get update \
+     && apt-get install -y google-chrome-unstable --no-install-recommends \
+     && rm -rf /var/lib/apt/lists/* \
+     && wget --quiet https://gist.githubusercontent.com/sergeysova/275b55e6212136818dbe2324dcfc9952/raw/4ca2cfe8fec071e7b344038a9c4ecedf745f392e/wait-for-it.sh -O /usr/sbin/wait-for-it.sh \
+     && chmod +x /usr/sbin/wait-for-it.sh
+
+ADD https://github.com/Yelp/dumb-init/releases/download/v1.2.0/dumb-init_1.2.0_amd64 /usr/local/bin/dumb-init
+RUN chmod +x /usr/local/bin/dumb-init
+
+COPY package.json yarn.lock ./
+RUN yarn install
+COPY . .
+RUN yarn test
+
+# Add user so we don't need --no-sandbox.
+RUN groupadd -r pptruser && useradd -r -g pptruser -G audio,video pptruser \
+    && mkdir -p /home/pptruser/Downloads \
+    && chown -R pptruser:pptruser /home/pptruser \
+    && chown -R pptruser:pptruser ./node_modules
+
+# Run everything after as non-privileged user.
+USER pptruser
+
+EXPOSE 9000
+VOLUME ["/app/screenshots"]
+
+ENTRYPOINT ["dumb-init", "--"]
+CMD [ "yarn", "start" ]

main.js

@@ -6,7 +6,9 @@ const cardPath = () =>
   path.resolve(__dirname, `screenshots/${new Date().toISOString()}.png`);
 
 async function main() {
-  const browser = await puppeteer.launch();
+  const browser = await puppeteer.launch({
+    args: ["--disable-dev-shm-usage", "--no-sandbox"]
+  });
   try {
     const page = await browser.newPage();
     await page.goto(CARD, { waitUntil: "networkidle0" });
@@ -22,4 +24,7 @@ async function main() {
   }
 }
 
-main().catch(console.error);
+main().catch(error => {
+  console.error(error);
+  process.exit(-1);
+});

package.json

@@ -4,7 +4,8 @@
   "description": "",
   "main": "index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "start": "node main.js",
+    "test": "echo \"Error: no test specified\" && true"
   },
   "repository": {
     "type": "git",
@@ -17,6 +18,6 @@
   },
   "homepage": "https://github.com/howtocards/preview#readme",
   "dependencies": {
-    "puppeteer": "^1.19.0"
+    "puppeteer": "1.17.0"
   }
 }

yarn.lock

@@ -211,10 +211,10 @@ proxy-from-env@^1.0.0:
   resolved "https://registry.yarnpkg.com/proxy-from-env/-/proxy-from-env-1.0.0.tgz#33c50398f70ea7eb96d21f7b817630a55791c7ee"
   integrity sha1-M8UDmPcOp+uW0h97gXYwpVeRx+4=
 
-puppeteer@^1.19.0:
-  version "1.19.0"
-  resolved "https://registry.yarnpkg.com/puppeteer/-/puppeteer-1.19.0.tgz#e3b7b448c2c97933517078d7a2c53687361bebea"
-  integrity sha512-2S6E6ygpoqcECaagDbBopoSOPDv0pAZvTbnBgUY+6hq0/XDFDOLEMNlHF/SKJlzcaZ9ckiKjKDuueWI3FN/WXw==
+puppeteer@1.17.0:
+  version "1.17.0"
+  resolved "https://registry.yarnpkg.com/puppeteer/-/puppeteer-1.17.0.tgz#371957d227a2f450fa74b78e78a2dadb2be7f14f"
+  integrity sha512-3EXZSximCzxuVKpIHtyec8Wm2dWZn1fc5tQi34qWfiUgubEVYHjUvr0GOJojqf3mifI6oyKnCdrGxaOI+lWReA==
   dependencies:
     debug "^4.1.0"
     extract-zip "^1.6.6"