From 13bf772d9692f9d6b835d3ed6ebb14bb11bc5084 Mon Sep 17 00:00:00 2001
From: Justus Schock <12886177+justusschock@users.noreply.github.com>
Date: Sun, 26 Apr 2020 14:01:55 +0200
Subject: [PATCH] Create GH action for automated docker builds on releases
 (#1559)

* Create docker_builds.yml

* Update docker_builds.yml

* Update docker_builds.yml

* Update docker_builds.yml

* Update docker_builds.yml
---
 .github/workflows/docker_builds.yml | 46 +++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 .github/workflows/docker_builds.yml

diff --git a/.github/workflows/docker_builds.yml b/.github/workflows/docker_builds.yml
new file mode 100644
index 00000000..9ba099e5
--- /dev/null
+++ b/.github/workflows/docker_builds.yml
@@ -0,0 +1,46 @@
+name: Publish Docker
+on:
+  push: 
+    branches:
+      - master 
+  release: 
+    types: 
+       - created
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python_version: [3.6, 3.7, 3.8]
+        pytorch_version: [1.1, 1.2, 1.3, 1.4, 1.5]
+    steps:
+    - name: Extract Current Tag
+      if: contains(github.ref, 'refs/tags/')
+      id: get_version
+      run: echo ::set-output name=VERSION::${GITHUB_REF/refs\/tags\//}
+    - uses: actions/checkout@2.14
+    - name: Publish Releases to Docker
+      # only on releases
+      uses: elgohr/Publish-Docker-Github-Action@master
+      if: contains(github.ref, 'refs/tags/') && !contains(${{ steps.get_version.outputs.VERSION }}, 'rc') %% !contains(${{ steps.get_version.outputs.VERSION }}, 'dev')
+      with:
+        name: pytorchlightning/pytorch_lightning
+        username: ${{ secrets.DOCKER_USERNAME }}
+        password: ${{ secrets.DOCKER_PASSWORD }}
+        dockerfile: docker/Dockerfile
+        buildargs: PYTHON_VERSION=${{ matrix.python_version }},PYTORCH_VERSION=${{ matrix.pytorch_version }},LIGHTNING_VERSION=${{ steps.get_version.outputs.VERSION }}
+        tags: "${{ steps.get_version.outputs.VERSION }}_py${{ matrix.python_version }}_torch${{ matrix.pytorch_version }},stable_py${{ matrix.python_version }}_torch${{ matrix.pytorch_version }}"
+    - name: Publish Master
+      # publish master
+      uses: elgohr/Publish-Docker-Github-Action@master
+      if: github.event_name == 'push'
+      with:
+        name: pytorchlightning/pytorch_lightning
+        username: ${{ secrets.DOCKER_USERNAME }}
+        password: ${{ secrets.DOCKER_PASSWORD }}
+        dockerfile: docker/Dockerfile
+        buildargs: PYTHON_VERSION=${{ matrix.python_version }},PYTORCH_VERSION=${{ matrix.pytorch_version }},LIGHTNING_VERSION=${{ steps.get_version.outputs.VERSION }}
+        tags: "latest_py${{ matrix.python_version }}_torch${{ matrix.pytorch_version }}"
+  
+