Add workflow to check changes on validator (#3303)

Co-authored-by: Nikolay Volf <[email protected]>

.github/workflows/validation.yml

@@ -0,0 +1,69 @@
+name: Live check on Vara Network Validator machine
+
+on:
+  pull_request:
+    types: [synchronize, labeled, opened, reopened, ready_for_review]
+    branches: [master]
+  workflow_dispatch:
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  tag-image:
+    runs-on: ubuntu-latest
+    if: contains(github.event.pull_request.labels.*.name, 'check-validator')
+    outputs:
+      image_tag: ${{ steps.image-tag.outputs.tag }}
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v4
+
+      - name: Create image tag
+        id: image-tag
+        run: echo "tag=ghcr.io/gear-tech/node:0.1.0-`echo ${GITHUB_SHA} | cut -c1-8`" >> $GITHUB_OUTPUT
+
+  build-update-validator:
+    runs-on: [kuberunner]
+    if: contains(github.event.pull_request.labels.*.name, 'check-validator')
+    needs: tag-image
+    steps:
+
+      - name: Checkout repo
+        uses: actions/checkout@v4
+
+      - name: Echo tag
+        run: echo ${{ needs.tag-image.outputs.image_tag }}
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push
+        id: docker_build
+        uses: docker/build-push-action@v4
+        with:
+          context: .
+          file: ./docker/Dockerfile
+          push: true
+          tags: ghcr.io/gear-tech/node:latest, ${{ needs.tag-image.outputs.image_tag }}
+
+      - name: SSH into VM
+        uses: appleboy/[email protected]
+        env: 
+          NEW_IMAGE: ${{ needs.tag-image.outputs.image_tag }}
+        with:
+          host: ${{ secrets.VARA_VALIDATOR_8 }}
+          username: ${{ secrets.SSH_VARA_USERNAME }}
+          key: ${{ secrets.VARA_SSH_PRIVATE_KEY }}
+          envs: NEW_IMAGE
+          script: |
+            sudo docker-compose -f /home/gear/docker-compose.yaml down
+            awk -v new_image="$NEW_IMAGE" '{gsub(/image: ghcr.io\/gear-tech\/node:.*/, "image: " new_image)}1' /home/gear/docker-compose.yaml > tmp && mv tmp /home/gear/docker-compose.yaml         
+            sudo docker-compose -f /home/gear/docker-compose.yaml up -d

docker/Dockerfile

@@ -37,7 +37,7 @@ RUN cargo build -p gear-cli --profile $PROFILE
 
 # ===== SECOND STAGE ======
 
-FROM ubuntu:22.10
+FROM ubuntu:22.04
 MAINTAINER GEAR
 LABEL description="This is the 2nd stage: a very small image where we copy the Gear binary."
 ARG PROFILE=production