feat: bump chart versions and references automatically (#9)

.github/workflows/bump-chart.yaml

@@ -0,0 +1,27 @@
+## This job is triggered by the "Release version" of any
+## of the tracetest components. When a new version of any tracetest
+## component is released, this workflow should be triggered and
+## it will update the respective chart with the new release version
+##
+##
+## Required values in the payload:
+## * @string project_name
+## * @string version
+name: Update chart version
+
+on:
+    repository_dispatch:
+        types: [update-chart]
+
+jobs:
+    update-chart:
+        name: Update chart
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/checkout@v4
+            - name: Update appVersion
+              run: |
+                ./scripts/update_chart.sh \
+                    ${{ github.event.client_payload.project_name }} \
+                    ${{ github.event.client_payload.version }}
+    

scripts/git.sh

@@ -0,0 +1,9 @@
+commit_and_push() {
+    message=$1
+
+    git config --global user.name "GitHub Actions"
+    git config --global user.email ""
+
+    git commit -m "$message"
+    git push
+}

scripts/update_chart.sh

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+#!/bin/bash
+
+set -e
+
+get_path() {
+    path=$1
+    PWD=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" &> /dev/null && pwd)
+    realPath="$PWD/$path"
+
+    echo $realPath
+}
+
+source `get_path ./update_chart_references.sh`
+source `get_path ./git.sh`
+
+# Update the `appVersion` in each chart affected by a new release
+# Parameters:
+# @string projectName
+# @string version
+projectName=$1
+version=$2
+
+update_chart_references $projectName $version `get_path ./update_chart_instructions.yaml`
+
+git add `get_path ../charts`
+git status
+
+commit_and_push "Bump chart to version $version"

scripts/update_chart_instructions.yaml

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+# Define what files/paths needs to be updated with new tag for each repository
+# The file paths are relative to `argo/` directory
+oss:
+- file: charts/tracetest-agent-operator/values.yaml
+  jsonpath: .config.targetVersion
+
+core:
+- file: charts/tracetest-core/Chart.yaml
+  jsonpath: .appVersion
+
+cloud:
+- file: charts/tracetest-cloud/Chart.yaml
+  jsonpath: .appVersion
+- file: charts/tracetest-agent-operator/Chart.yaml
+  jsonpath: .appVersion
+- file: charts/tracetest-monitor-operator/Chart.yaml
+  jsonpath: .appVersion
+
+frontend:
+- file: charts/tracetest-frontend/Chart.yaml
+  jsonpath: .appVersion
+
+pokeshop:
+- file: charts/pokeshop-demo/Chart.yaml
+  jsonpath: .appVersion

scripts/update_chart_references.sh

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+#!/bin/bash
+
+update_chart_references() {
+    REPO_NAME=$1
+    NEW_TAG=$2
+    INSTRUCTIONS_FILE=$3
+
+    instructions=`yq e ".${REPO_NAME}" -o=json "$INSTRUCTIONS_FILE"`
+    if [[ "$instructions" != "null" ]]; then
+        echo "$instructions" | jq -c .[] | while read -r line; do
+            FILE=$(echo $line | jq -r '.file')
+            JSON_PATH=$(echo $line | jq -r '.jsonpath')
+            SED_EXPRESSION=$(echo $line | jq -r '.sed_expression // empty')
+            ABSOLUTE_FILE_PATH=`get_path ../$FILE`
+
+            echo "$FILE:"
+            echo "  JSON path: $JSON_PATH"
+
+            if [[ -n "$SED_EXPRESSION" ]]; then
+                echo "  SED expression: " '"'$SED_EXPRESSION'"'
+                # Use yq to get the value, and then sed to update it
+                ORIGINAL_VALUE=$(yq e "$JSON_PATH" "$ABSOLUTE_FILE_PATH")
+                REPLACED_SED_EXPRESSION=$(echo "$SED_EXPRESSION" | sed "s/{{TAG}}/$NEW_TAG/g")
+                UPDATED_VALUE=$(echo "$ORIGINAL_VALUE" | sed "$REPLACED_SED_EXPRESSION")
+                yq e "$JSON_PATH = \"$UPDATED_VALUE\"" -i "$ABSOLUTE_FILE_PATH"
+            else
+                # Default handling for direct JSON paths
+                yq e "$JSON_PATH = \"$NEW_TAG\"" -i "$ABSOLUTE_FILE_PATH"
+            fi
+            echo
+        done
+    fi
+}