update helm repo

Ujstor · May 8, 2024 · 64d4f87 · 64d4f87
1 parent bd4e847
commit 64d4f87
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diff --git a/.github/workflows/publish-docker-image.yml b/.github/workflows/publish-docker-image.yml
@@ -33,11 +33,12 @@ jobs:
           sudo wget https://github.com/mikefarah/yq/releases/latest/download/yq_linux_amd64 -O /usr/bin/yq 
           sudo chmod +x /usr/bin/yq
 
-      - name: Run docker tag sh and export var form config.yml
+      - name: Run docker tag sh and export var from config.yml
         run: |
           ./docker_tag.sh
 
-      - uses: cardinalby/export-env-action@v2
+      - name: Export env variabels 
+        uses: cardinalby/export-env-action@v2
         with:
           envFile: '.env'
 

diff --git a/.github/workflows/update-helm-repo.yml b/.github/workflows/update-helm-repo.yml
@@ -0,0 +1,48 @@
+name: Update helm repo
+
+on:
+  workflow_run:
+    workflows: ["Publish Docker image"]
+    types:
+      - completed
+jobs:
+  update-helm-repo:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install yq
+        run: |
+          sudo wget https://github.com/mikefarah/yq/releases/latest/download/yq_linux_amd64 -O /usr/bin/yq 
+          sudo chmod +x /usr/bin/yq
+
+      - name: Export var from config.yml
+        run: |
+          ./latest_tag.sh
+
+      - name: Export env variabels 
+        uses: cardinalby/export-env-action@v2
+        with:
+          envFile: '.env'
+
+      - name: Checkout helm repo
+        uses: actions/checkout@v4
+        with:
+          repository: ${{ env.REPO }} 
+
+      - name: Update chart values.yaml
+        run : |
+          sudo yq  -i '.deployment.tag = strenv(${{ env.LATEST_TAG }})'  ${{ env.CHART }}/values.yaml
+
+      - name: Debug
+        run: |
+          cat ${{ env.CHART }}/values.yaml
+
+      - name: Push changes to chart repo
+        run: |
+          git config --global user.email "<EMAIL>"
+          git config --global user.name "GitHub Action"
+          git add ${{ env.CHART }}/values.yaml
+          git commit -m "Update deployment image tag to ${{ env.LATEST_TAG }}"
+          git push -f origin master
diff --git a/README.md b/README.md
@@ -1,4 +1,4 @@
-# GitHub Actions for ArgoCD CICD pipeline
+# GitHub Actions Workflow for ArgoCD CICD pipeline
 
 ![pipline](public/pipeline.png)
 
@@ -10,14 +10,19 @@ Dependencies:
 - [yq](https://github.com/mikefarah/yq)
 - [jq](https://github.com/jqlang/jq)
 
-variables are defined in `config.yml`
+Variables are defined in `config.yml` and can be updated upon commit for new image tag:
 
 ```yaml
 docker:
   DOCKER_HUB_USERNAME:  
   DOCKER_REPO_NAME:
   VERSION_PART:  # Patch, Minor, Major
 ```
+If the image does not exist, the default image tag is 0.0.1. Semantic versioning is employed upon commit, automatically incrementing the version
 
-Default image tag if image does not exist is 0.0.1
-On commit semantic versioning is used and the version is autmatically incremented
+Workflow also requires DockerHub login credentials, username and password configuration in the Action secret:
+
+```yaml
+username: ${{ secrets.DOCKERHUB_USERNAME }}
+password: ${{ secrets.DOCKERHUB_TOKEN }}
+```
diff --git a/config.yml b/config.yml
@@ -2,3 +2,8 @@ docker:
   DOCKER_HUB_USERNAME: ujstor 
   DOCKER_REPO_NAME: argocd-test
   VERSION_PART: Patch # Patch, Minor, major
+
+github-helm-repo:
+  REPO: Ujstor/argoCD-test-helm
+  CHART: http-server
+
diff --git a/latest_tag.sh b/latest_tag.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+eval $(yq e '.docker | to_entries | .[] | "export \(.key)=\(.value)"' config.yml)
+eval $(yq e '.github-helm-repo | to_entries | .[] | "export \(.key)=\(.value)"' config.yml)
+
+DOCKER_IMAGE="$DOCKER_HUB_USERNAME/$DOCKER_REPO_NAME"
+
+TAGS=$(curl -s "https://hub.docker.com/v2/repositories/$DOCKER_IMAGE/tags/?page_size=100" | jq -r '.results[].name')
+
+LATEST_TAG=$(echo "$TAGS" | grep -E '^[0-9]+\.[0-9]+\.[0-9]+$' | sort -V | tail -n 1)
+
+
+create_env_file() {
+    cat << EOF > .env
+LATEST_TAG=$LATEST_TAG
+REPO=$REPO
+CHART=$CHART
+EOF
+}
+
+create_env_file
diff --git a/main.go b/main.go
@@ -6,7 +6,7 @@ import (
 )
 
 func handler(w http.ResponseWriter, r *http.Request) {
-	html := `<html><head><title>Test1</title></head><body><h1>Welcome to Test1</h1></body></html>`
+	html := `<html><head><title>Test2</title></head><body><h1>Welcome to Test1</h1></body></html>`
 	_, err := w.Write([]byte(html))
 	if err != nil {
 		http.Error(w, "Error writing response", http.StatusInternalServerError)