Use Github Actions to automatically build and deploy container (#11)

.github/workflows/build-container.yml

@@ -0,0 +1,119 @@
+name: Singularity Build
+on: 
+  # Manually run workflow
+  workflow_dispatch:
+    inputs:
+      tag:
+        description: "Tag for the built container"
+        required: true
+        default: "dev"
+
+  # Trigger on push  
+  push:
+    branches: [main, master]
+
+  # Trigger on PR
+  pull_request: []
+
+  # Trigger on published release
+  release:
+    types: [published]
+
+jobs:
+  build-test-containers:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        recipe: ["MIPTools.def"]
+
+    name: Check ${{ matrix.recipe }}
+    steps:
+
+      - name: Check Out Code for the Container Build
+        uses: actions/checkout@v2
+
+      - name: Continue if Singularity Recipe Exists
+        run: |
+          if [[ -f "${{ matrix.recipe }}" ]]; then
+            echo "keepgoing=true" >> $GITHUB_ENV
+          fi          
+
+      - name: Set up Go 1.13
+        if: ${{ env.keepgoing == 'true' }}
+        uses: actions/setup-go@v1
+        with:
+          go-version: 1.13
+        id: go
+
+      - name: Install Dependencies
+        if: ${{ env.keepgoing == 'true' }}
+        run: |
+          sudo apt-get update && sudo apt-get install -y \
+            build-essential \
+            libssl-dev \
+            uuid-dev \
+            libgpgme11-dev \
+            squashfs-tools \
+            libseccomp-dev \
+            pkg-config
+
+      - name: Install Singularity
+        if: ${{ env.keepgoing == 'true' }}
+        env:
+          SINGULARITY_VERSION: 3.8.3
+          GOPATH: /tmp/go
+
+        run: |
+          mkdir -p $GOPATH
+          sudo mkdir -p /usr/local/var/singularity/mnt && \
+          mkdir -p $GOPATH/src/github.com/sylabs && \
+          cd $GOPATH/src/github.com/sylabs && \
+          wget -qO- https://github.com/sylabs/singularity/releases/download/v${SINGULARITY_VERSION}/singularity-ce-${SINGULARITY_VERSION}.tar.gz | \
+          tar xzv && \
+          cd singularity-ce-${SINGULARITY_VERSION} && \
+          ./mconfig -p /usr/local && \
+          make -C builddir && \
+          sudo make -C builddir install     
+
+      - name: Build Container
+        if: ${{ env.keepgoing == 'true' }}
+        env:
+          recipe: ${{ matrix.recipe }}
+        run: |
+         ls 
+         if [ -f "${{ matrix.recipe }}" ]; then
+            sudo -E singularity build container.sif ${{ matrix.recipe }}
+         else
+           echo "${{ matrix.recipe }} is not found."
+           echo "Present working directory: $PWD"
+           ls
+         fi
+
+      - name: Generate Tag
+        run: |
+          # If triggered manually, use tag provided by user (or default)
+          # If triggered by release, tag with release tag
+          # if triggered otherwise, tag as dev
+          if [[ "${{ github.event_name }}" == "workflow_dispatch" ]]; then
+            tag=${{ github.event.inputs.tag }}
+          elif [[ "${{ github.event_name }}" == "release" ]]; then
+            tag=${{ github.ref }}
+            tag=${tag##*/}
+          else 
+            tag=dev
+          fi
+
+          # Name the tag
+          echo "Tag is $tag."
+          echo "tag=$tag" >> $GITHUB_ENV
+
+      - name: Login and Deploy Container
+        if: (github.event_name != 'pull_request')
+        env:
+          keepgoing: ${{ env.keepgoing }}
+        run: |         
+            if [[ "${keepgoing}" == "true" ]]; then
+                echo ${{ secrets.GITHUB_TOKEN }} | singularity remote login -u ${{ secrets.GHCR_USERNAME }} --password-stdin oras://ghcr.io
+                singularity push container.sif oras://ghcr.io/${GITHUB_REPOSITORY}:${{ env.tag }} 
+            fi