ci: split to build stages

(closes #433)

.travis.yml

@@ -19,11 +19,6 @@
 notifications:
   email: false
 
-sudo: required
-
-services:
-  - docker
-
 git:
   depth: false
 
@@ -37,37 +32,24 @@ cache:
 
 env:
   - REQUIREMENTS=lowest
-  - REQUIREMENTS=release DEPLOY=true
-  # - REQUIREMENTS=devel
+  - REQUIREMENTS=release
 
 python:
-  # - "2.7"
   - "3.5"
   - "3.6"
 
-matrix:
-  include:
-    - language: generic
-      os: osx
-      osx_image: xcode10.1
-    - language: generic
-      os: osx
-      osx_image: xcode9.2
-    - python: "3.7"
-      os: linux
-      dist: xenial
-      sudo: true
-      language: python
-      env:
-        - REQUIREMENTS=release
+stages:
+  - name: test
+  - name: publish 🐍  🐳
+    if: type = push AND (branch = master OR tag IS present)
+  - name: brew 🍺
+    if: type = push AND tag IS present
 
 before_install:
   - git fetch --tags
   - if [[ $TRAVIS_OS_NAME == 'linux' ]]; then
-        curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -;
-        sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable";
         sudo apt-get update;
-        sudo apt-get -y install docker-ce shellcheck;
+        sudo apt-get -y install shellcheck;
         travis_retry python -m pip install --upgrade pip setuptools py;
         travis_retry python -m pip install twine wheel coveralls requirements-builder;
         requirements-builder -e all --level=min setup.py > .travis-lowest-requirements.txt;
@@ -100,42 +82,72 @@ script:
 after_success:
   - coveralls
 
-before_deploy:
-  - if [[ $TRAVIS_OS_NAME == 'osx' ]]; then
-        make brew-commit-formula brew-build-bottle brew-commit-bottle;
-    fi
+jobs:
+  include:
+    - stage: test
+      language: generic
+      sudo: true
+      os: osx
+      osx_image: xcode10.1
+    - language: generic
+      sudo: true
+      os: osx
+      osx_image: xcode9.2
+    - python: "3.7"
+      os: linux
+      dist: xenial
+      language: python
+      env:
+        - REQUIREMENTS=release
 
-deploy:
-  - &pypi
-    provider: pypi
-    user: jirikuncar
-    password:
-      secure: "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"
-    distributions: "sdist bdist_wheel"
-    on: &pypi_on
-      branch: master
-      python: "3.6"
-      repo: SwissDataScienceCenter/renku-python
-      condition: $DEPLOY = true
-  - <<: *pypi
-    on:
-      <<: *pypi_on
-      tags: true
-  - provider: script
-    skip_cleanup: true
-    script: make docker-login docker-push
-    on:
-      all_branches: true
-      python: "3.6"
-      repo: SwissDataScienceCenter/renku-python
-      condition: $DEPLOY = true
-  - provider: releases
-    api_key:
-      secure: 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
-    file_glob: true
-    file: "*.bottle.*"
-    skip_cleanup: true
-    on:
-      tags: true
-      repo: SwissDataScienceCenter/renku-python
-      condition: $TRAVIS_OS_NAME = 'osx'
+    - stage: publish 🐍  🐳
+      python: 3.6
+      script: echo "Publishing on PyPI.io ..."
+      deploy:
+        - provider: pypi
+          user: jirikuncar
+          password:
+            secure: "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"
+          distributions: "sdist bdist_wheel"
+          on:
+            all_branches: true
+    - # stage: publish
+      sudo: required
+      services:
+        - docker
+      install:
+        - curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
+        - sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
+        - sudo apt-get update
+        - sudo apt-get -y install docker-ce
+      script: make docker-login docker-push
+
+    - stage: brew 🍺
+      language: generic
+      sudo: true
+      os: osx
+      osx_image: xcode10.2
+      before_install: brew install jq
+      install: python -m pip install requests
+      script:
+        - echo PY_BREW_VERSION=$(python setup.py --version)
+        - make -e PY_BREW_VERSION=$(python setup.py --version) brew-commit-formula brew-build-bottle brew-commit-bottle
+      deploy:
+        - provider: releases
+          api_key:
+            secure: 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
+          file_glob: true
+          file: "*.bottle.*"
+          skip_cleanup: true
+          on:
+            all_branches: true
+        - provider: pages
+          skip-cleanup: true
+          # Set in the settings page of your repository, as a secure variable
+          github-token: $GITHUB_TOKEN
+          repo: swissdatasciencecenter/homebrew-renku
+          target-branch: master
+          keep-history: true
+          local-dir: /usr/local/Homebrew/Library/Taps/swissdatasciencecenter/homebrew-renku/
+          on:
+            all_branches: true

brew.py

@@ -107,7 +107,10 @@ def find_release(package, releases, dependencies=None):
     sys.exit(1)
 
 description = response.json()
-version = os.environ.get('PY_BREW_VERSION', get_distribution(NAME).version)
+version = os.environ.get('PY_BREW_VERSION')
+if version is None:
+    version = get_distribution(NAME).version
+
 release = find_release(NAME, description['releases'][version])
 
 with open('Pipfile.lock') as f: