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Update deployment scripts and workflows
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+58
-46
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3 files changed

+58
-46
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‎.github/workflows/cd.yml

Lines changed: 6 additions & 43 deletions
Original file line numberDiff line numberDiff line change
@@ -16,6 +16,10 @@ on:
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image_tag:
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required: true
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type: string
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debug:
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required: false
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type: string
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default: '0'
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env:
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# AZURE_CONTAINER_REGISTRY: "your-azure-container-registry"
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# CONTAINER_NAME: "your-container-name"
@@ -88,48 +92,7 @@ jobs:
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use-kubelogin: 'true'
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- name: Install Helm
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run: |
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curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3
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chmod 700 get_helm.sh
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./get_helm.sh
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uses: azure/setup-helm@v1
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- name: Deploy to Kubernetes [PRODUCTION ENVIRONMENT]
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run: |
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# Get the commit message of the commit that triggered the workflow
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COMMIT_MESSAGE=$(git log --format=%B -n 1 HEAD)
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# Extract just the tagname from inputs.image_tag
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IMAGE_TAG=$(echo "${{ inputs.image_tag }}" | cut -d ":" -f 2)
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# Check if the app deployment exists
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if kubectl get deployments app-release-my-chart-v1 && kubectl get deployments app-release-my-chart-v2; then
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# Get the current v1 and v2 image tags from the app deployment in the cluster
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CURRENT_V1_IMAGE_TAG=$(kubectl get pods -l app=spring-app -o json | jq -r '.items[] | select(.metadata.name | contains("v1")) | .spec.containers[0].image' | cut -d ":" -f 2 | head -n 1)
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CURRENT_V2_IMAGE_TAG=$(kubectl get pods -l app=spring-app -o json | jq -r '.items[] | select(.metadata.name | contains("v2")) | .spec.containers[0].image' | cut -d ":" -f 2 | head -n 1)
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echo "Current v1 image tag: $CURRENT_V1_IMAGE_TAG"
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echo "Current v2 image tag: $CURRENT_V2_IMAGE_TAG"
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# If the commit message starts with [v1], it's an update for v1
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if [[ "$COMMIT_MESSAGE" == \[v1\]* ]]; then
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echo "Update is for v1. Not setting v2.image.tag."
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# Update the app without changing the v2 image but instead change the v1 image to IMAGE_TAG ensure the v2.image.tag is not changed from the values.yaml file
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helm upgrade --install app-release ./my-chart --set v1.springAppContainer.image.tag=$IMAGE_TAG,v2.springAppContainer.image.tag=$CURRENT_V2_IMAGE_TAG
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else
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# If the commit message does not start with [v1], it's an update for v2
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echo "Update is for v2. Setting v2.image.tag to: $IMAGE_TAG."
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# Update the app and change the v2 image to IMAGE_TAG
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helm upgrade --install app-release ./my-chart --set v2.springAppContainer.image.tag=$IMAGE_TAG,v1.springAppContainer.image.tag=$CURRENT_V1_IMAGE_TAG
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fi
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else
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# If the app deployment does not exist
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echo "App deployment does not exist. Setting v2.image.tag to: $IMAGE_TAG."
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# Set v2.image.tag to IMAGE_TAG as a new deployment starting point and leave v1.image.tag as the default value in the values.yaml file
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helm upgrade --install app-release ./my-chart --set v2.springAppContainer.image.tag=$IMAGE_TAG
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fi
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# Wait for 30 seconds
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sleep 30
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# Get the status of the deployments
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kubectl get deployments
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run: ./deploy.sh "${{ inputs.image_tag }}" "${{ inputs.debug}}"

‎.github/workflows/ci.yml

Lines changed: 9 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -5,9 +5,14 @@ on:
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# manual trigger
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workflow_dispatch:
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inputs:
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debug_enabled:
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ssh_debug_enabled:
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type: boolean
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description: 'Run the build with tmate debugging enabled (https://github.com/marketplace/actions/debugging-with-tmate)'
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description: 'Run the build/test with ssh debugging enabled (https://github.com/marketplace/actions/debugging-with-tmate)'
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required: false
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default: false
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debug_deployment:
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type: boolean
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description: 'Run the pipeline with debug deployment enabled'
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required: false
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default: false
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@@ -181,7 +186,7 @@ jobs:
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- name: Setup tmate session
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uses: mxschmitt/action-tmate@v3
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if: ${{ github.event_name == 'workflow_dispatch' && inputs.debug_enabled }}
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if: ${{ github.event_name == 'workflow_dispatch' && inputs.ssh_debug_enabled }}
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# split-tests action - splits the tests into x number of groups
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# based on the total number of github-hosted runners and junit previous test results by time and line count.
@@ -300,4 +305,5 @@ jobs:
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with:
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# with tag from the build-and-publish-docker-image job in the output_tags step
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image_tag: "${{ needs.build-and-publish-docker-image.outputs.image_tag }}"
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debug: "${{ github.event.inputs.debug_deployment }}"
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secrets: inherit

‎deploy.sh

Lines changed: 43 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,43 @@
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#!/bin/bash
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# Get the commit message of the commit that triggered the workflow
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COMMIT_MESSAGE=$(git log --format=%B -n 1 HEAD)
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6+
# Extract just the tagname from inputs.image_tag
7+
IMAGE_TAG=$(echo "${1}" | cut -d ":" -f 2)
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9+
# Set debug flag from second argument, default to 0 if not set
10+
DEBUG=${2:-0}
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12+
# Check if the app deployment exists
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if kubectl get deployments app-release-my-chart-v1 && kubectl get deployments app-release-my-chart-v2; then
14+
# Get the current v1 and v2 image tags from the app deployment in the cluster
15+
CURRENT_V1_IMAGE_TAG=$(kubectl get pods -l app=spring-app -o json | jq -r '.items[] | select(.metadata.name | contains("v1")) | .spec.containers[0].image' | cut -d ":" -f 2 | head -n 1)
16+
CURRENT_V2_IMAGE_TAG=$(kubectl get pods -l app=spring-app -o json | jq -r '.items[] | select(.metadata.name | contains("v2")) | .spec.containers[0].image' | cut -d ":" -f 2 | head -n 1)
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echo "Current v1 image tag: $CURRENT_V1_IMAGE_TAG"
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echo "Current v2 image tag: $CURRENT_V2_IMAGE_TAG"
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21+
# If the commit message starts with [v1], it's an update for v1
22+
if [[ "$COMMIT_MESSAGE" == \[v1\]* ]]; then
23+
echo "Update is for v1. Not setting v2.image.tag."
24+
# Update the app without changing the v2 image but instead change the v1 image to IMAGE_TAG ensure the v2.image.tag is not changed from the values.yaml file
25+
helm upgrade --install app-release ./my-chart --set v1.springAppContainer.image.tag=$IMAGE_TAG,v2.springAppContainer.image.tag=$CURRENT_V2_IMAGE_TAG $(if [ "$DEBUG" -eq 1 ]; then echo "--debug"; fi)
26+
else
27+
# If the commit message does not start with [v1], it's an update for v2
28+
echo "Update is for v2. Setting v2.image.tag to: $IMAGE_TAG."
29+
# Update the app and change the v2 image to IMAGE_TAG
30+
helm upgrade --install app-release ./my-chart --set v2.springAppContainer.image.tag=$IMAGE_TAG,v1.springAppContainer.image.tag=$CURRENT_V1_IMAGE_TAG $(if [ "$DEBUG" -eq 1 ]; then echo "--debug"; fi)
31+
fi
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else
33+
# If the app deployment does not exist
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echo "App deployment does not exist. Setting v2.image.tag to: $IMAGE_TAG."
35+
# Set v2.image.tag to IMAGE_TAG as a new deployment starting point and leave v1.image.tag as the default value in the values.yaml file
36+
helm upgrade --install app-release ./my-chart --set v2.springAppContainer.image.tag=$IMAGE_TAG $(if [ "$DEBUG" -eq 1 ]; then echo "--debug"; fi)
37+
fi
38+
39+
# Wait for 30 seconds
40+
sleep 30
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42+
# Get the status of the deployments
43+
kubectl get deployments

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