Push docker image to Nexus Repository in CICD Workflow

.github/workflows/cicd.yaml

@@ -11,6 +11,8 @@ on:
     branches:
       - prod
       - main
+env:
+  nexus_server: 10.128.81.69:8082
 
 jobs:
   CICD:
@@ -60,30 +62,42 @@ jobs:
     # Everything ran so we tag the valid docker image to keep it
     # This happens for push events, which are in particular 
     # triggered when a pull request is merged.
-    - name: Get the branch name into an environment variable.
-      if: github.event_name == 'push'
-      uses: nelonoel/[email protected]
-
-    - name: Print the branch name
-      if: github.event_name == 'push'
-      run: echo ${BRANCH_NAME}
-
     - name: Tag the docker image with branch name
       if: github.event_name == 'push'
-      run: docker tag myria3d:latest myria3d:${BRANCH_NAME}
-
-    - name: Run the new, tagged image at least once so that is it not prunned by mistake when using docker system prune
-      if: github.event_name == 'push'
-      run: docker run myria3d:${BRANCH_NAME} bash
-
-    # This needs writing rights to the mounted path
-    - name: Save the docker image as myria3d_${BRANCH_NAME}.tar
-      if: github.event_name == 'push'
-      run: docker save myria3d:${BRANCH_NAME} -o /var/data/cicd/CICD_github_assets/CICD_docker_images/myria3d_${BRANCH_NAME}.tar
+      run: |
+        docker tag myria3d:latest myria3d:${{github.ref_name}} 
+        docker run myria3d:${{github.ref_name}} bash # Run the new, tagged image at least once so that is it not prunned by mistake when using docker system prune
+        # docker save myria3d:${{github.ref_name}} -o /var/data/cicd/CICD_github_assets/CICD_docker_images/myria3d_${github.ref_name}.tar # Save the docker image as myria3d_${github.ref_name}.tar
+
+    # get version number and date, to tag the image pushed to nexus
+    - name: get version number
+      id: tag
+      run: |
+        echo "::set-output name=version::$(docker run myria3d grep '__version__' package_metadata.yaml| cut -d\" -f2)"
+        echo "::set-output name=date::$(date '+%Y.%m.%d')"
+
+    # show possible tags, for debugging purpose
+    - name: Print tags
+      run: |
+        echo "${{steps.tag.outputs.version}}"
+        echo "${{steps.tag.outputs.date}}"
+
+    - name: push main docker on nexus (tagged with a date)
+      # we push on nexus an image from the main branch when it has been updated (push or accepted pull request)
+      if: ((github.ref_name == 'main') && (github.event_name == 'push')) 
+      run: |
+        docker tag myria3d $nexus_server/lidar_hd/myria3d:${{steps.tag.outputs.version}}-${{steps.tag.outputs.date}}
+        docker login $nexus_server --username svc_lidarhd --password ${{ secrets.PASSWORD_SVC_LIDARHD }}
+        docker push $nexus_server/lidar_hd/myria3d:${{steps.tag.outputs.version}}-${{steps.tag.outputs.date}}
+
+    - name: push branch docker on nexus (tagged with the branch name)
+      # we push on nexus an image from a branch when it's pushed
+      if: ((github.event_name == 'push') && (github.ref_name != 'main'))
+      run: |
+        docker tag myria3d $nexus_server/lidar_hd/myria3d:${{steps.tag.outputs.version}}-${{github.ref_name}}
+        docker login $nexus_server --username svc_lidarhd --password ${{ secrets.PASSWORD_SVC_LIDARHD }}
+        docker push $nexus_server/lidar_hd/myria3d:${{steps.tag.outputs.version}}-${{github.ref_name}}
 
     - name: Clean dangling docker images
       if: always()  # always do it, even if something failed
       run: docker system prune --force # remove dangling docker images, without asking user for confirmation
-
-
-