ci: fix helm release

.github/workflows/helm-release.yaml

@@ -1,7 +1,13 @@
 name: helm-release
 
 on:
-  workflow_dispatch: # must be invoked manually
+  workflow_dispatch: # for manual testing
+  push:
+    branches:
+      - main
+      - k[0-9]+
+    paths:
+      - 'production/helm/loki/Chart.yaml'
 
 jobs:
   call-update-helm-repo:

.github/workflows/helm-tagged-release-pr.yaml

@@ -1,15 +1,23 @@
-name: helm-weekly-release-pr
+name: Helm tagged release PR
 
 on:
   release:
     types:
       - released
 
+  workflow_dispatch: # for manual testing
+
 jobs:
   weekly-release-pr:
     runs-on: ubuntu-latest
+    env:
+      RELEASE_VERSION: "${{ github.event.release.tag_name || 'test' }}"
+      BUILD_IN_CONTAINER: false
     steps:
       - uses: actions/checkout@v4
+      - uses: gabe565/setup-helm-docs-action@v1
+        with:
+          version: v1.11.2
 
       - id: "get_github_app_token"
         name: "get github app token"
@@ -21,13 +29,14 @@ jobs:
 
       - name: Update/regenerate files
         id: update
-        run: bash .github/workflows/scripts/helm-tagged-release.sh ${{ github.event.release.tag_name }}
+        run: |
+          bash .github/workflows/scripts/helm-tagged-release.sh ${RELEASE_VERSION}
 
       - name: Create Pull Request
         uses: peter-evans/create-pull-request@v5
         with:
           token: ${{ steps.get_github_app_token.outputs.token }}
-          title: Release loki Helm chart ${{ steps.update.outputs.new_chart_version }}
+          title: "chore: release loki helm chart ${{ steps.update.outputs.new_chart_version }}"
           body: Automated PR created by [helm-tagged-release-pr.yaml](https://github.com/grafana/loki/blob/main/.github/workflows/helm-tagged-release-pr.yaml)
           commit-message: Update loki chart to ${{ steps.update.outputs.new_chart_version }}
           branch: helm-chart-tagged-${{ steps.update.outputs.new_chart_version }}

.github/workflows/helm-weekly-release-pr.yaml

@@ -1,17 +1,26 @@
-name: helm-weekly-release-pr
+name: Helm weekly release PR
 
 on:
   schedule:
     - cron: '0 10 * * 1-5' # 10 UTC on weekdays; if we miss published images one day, they should align the day after
 
   workflow_dispatch: # for manual testing
 
+permissions:
+  contents: "read"
+  id-token: "write"
+  pull-requests: "write"
+
 jobs:
   weekly-release-pr:
     runs-on: ubuntu-latest
+    env:
+      BUILD_IN_CONTAINER: false
     steps:
       - uses: actions/checkout@v4
-      - uses: imjasonh/[email protected]
+      - uses: gabe565/setup-helm-docs-action@v1
+        with:
+          version: v1.11.2
 
       - id: "get_github_app_token"
         name: "get github app token"
@@ -21,15 +30,37 @@ jobs:
           owner: "${{ github.repository_owner }}"
           private-key: "${{ secrets.APP_PRIVATE_KEY }}"
 
-      - name: Update/regenerate files
+      - name: "Login to DockerHub (from vault)"
+        uses: "grafana/shared-workflows/actions/dockerhub-login@main"
+
+      - uses: imjasonh/[email protected]
+
+      - name: Update/regenerate files for k release
+        id: update-k
+        run: |
+          bash .github/workflows/scripts/helm-weekly-release.sh -k
+
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v5
+        with:
+          token: ${{ steps.get_github_app_token.outputs.token }}
+          title: "chore: release loki helm chart ${{ steps.update-k.outputs.new_chart_version }}"
+          body: Automated PR created by [helm-weekly-release-pr.yaml](https://github.com/grafana/loki/blob/main/.github/workflows/helm-weekly-release-pr.yaml)
+          commit-message: Update loki chart to ${{ steps.update-k.outputs.new_chart_version }}
+          branch: helm-chart-weekly-${{ steps.update-k.outputs.new_chart_version }}
+          base: ${{ steps.update-k.outputs.weekly }}
+          labels: helm
+
+      - name: Update/regenerate files for standard release
         id: update
-        run: bash .github/workflows/scripts/helm-weekly-release.sh
+        run: |
+          bash .github/workflows/scripts/helm-weekly-release.sh
 
       - name: Create Pull Request
         uses: peter-evans/create-pull-request@v5
         with:
           token: ${{ steps.get_github_app_token.outputs.token }}
-          title: Release loki Helm chart ${{ steps.update.outputs.new_chart_version }}
+          title: "chore: release loki helm chart ${{ steps.update.outputs.new_chart_version }}"
           body: Automated PR created by [helm-weekly-release-pr.yaml](https://github.com/grafana/loki/blob/main/.github/workflows/helm-weekly-release-pr.yaml)
           commit-message: Update loki chart to ${{ steps.update.outputs.new_chart_version }}
           branch: helm-chart-weekly-${{ steps.update.outputs.new_chart_version }}

.github/workflows/scripts/common.sh

@@ -22,24 +22,20 @@ get_yaml_node() {
 # Increments the part of the semver string
 # $1: version itself
 # $2: number of part: 0 – major, 1 – minor, 2 – patch
+# shellcheck disable=SC2207,SC2046,SC2248,SC2250
 increment_semver() {
   local delimiter=.
-  local array=("$(echo "$1" | tr "${delimiter}" '\n')")
-  array[$2]=$((array[$2] + 1))
-  echo "$(
-    local IFS=${delimiter}
-    echo "${array[*]}"
-  )"
+  local array=($(echo "$1" | tr $delimiter '\n'))
+  array[$2]=$((array[$2]+1))
+  echo $(local IFS=$delimiter ; echo "${array[*]}")
 }
 
 # Sets the patch segment of a semver to 0
 # $1: version itself
+# shellcheck disable=SC2207,SC2046,SC2248,SC2250
 set_semver_patch_to_zero() {
   local delimiter=.
-  local array=("$(echo "$1" | tr "${delimiter}" '\n')")
+  local array=($(echo "$1" | tr $delimiter '\n'))
   array[2]="0"
-  echo "$(
-    local IFS=${delimiter}
-    echo "${array[*]}"
-  )"
+  echo $(local IFS=$delimiter ; echo "${array[*]}")
 }

.github/workflows/scripts/helm-weekly-release.sh

@@ -11,7 +11,11 @@ source "${script_dir}/common.sh"
 find_latest_image_tag() {
   local docker_hub_repo=$1
   local regExp="^(k|weekly-k)\d+-[a-z0-9]+"
-  crane ls "${docker_hub_repo}" | grep -P "${regExp}" | sed -E "s/([weekly-]*k[[:digit:]]*)-([^-]*).*/\1-\2/g" | uniq | sort -Vur | head -1
+  local crane_results
+  crane_results="$(crane ls "${docker_hub_repo}" | grep -P "${regExp}" | sed -E "s/([weekly-]*k[[:digit:]]*)-([^-]*).*/\1-\2/g" | sort -Vur)"
+  set +o pipefail
+  echo "${crane_results}" | head -1
+  set -o pipefail
 }
 
 # takes k197-abcdef and returns r197, k197-abcdef-arm64 and returns k197, weekly-k197-abcdef and returns k197
@@ -22,6 +26,7 @@ extract_k_version() {
 calculate_next_chart_version() {
   local current_chart_version=$1
   local latest_image_tag=$2
+  local k_release=$3
 
   local current_chart_semver
   current_chart_semver=$(echo "${current_chart_version}" | grep -P -o '^(\d+.){2}\d+')
@@ -35,7 +40,12 @@ calculate_next_chart_version() {
     # Also reset the patch release number to 0.
     new_chart_semver=$(set_semver_patch_to_zero "${new_chart_semver}")
   fi
-  echo "${new_chart_semver}-weekly.${new_chart_weekly}"
+
+  if ${k_release}; then
+    echo "${new_chart_semver}-weekly.${new_chart_weekly}"
+  else
+    echo "${new_chart_semver}"
+  fi
 }
 
 validate_version_update() {
@@ -60,25 +70,43 @@ validate_version_update() {
   fi
 }
 
+k_release=false
+if [[ "$1" == "-k" ]]; then
+  k_release=true
+  shift
+fi
+
 values_file=production/helm/loki/values.yaml
 chart_file=production/helm/loki/Chart.yaml
 
 latest_loki_tag=$(find_latest_image_tag grafana/loki)
 latest_gel_tag=$(find_latest_image_tag grafana/enterprise-logs)
 current_chart_version=$(get_yaml_node "${chart_file}" .version)
-new_chart_version=$(calculate_next_chart_version "${current_chart_version}" "${latest_loki_tag}")
+new_chart_version=$(calculate_next_chart_version "${current_chart_version}" "${latest_loki_tag}" "${k_release}")
 
 validate_version_update "${new_chart_version}" "${current_chart_version}" "${latest_gel_tag}" "${latest_loki_tag}"
 
-update_yaml_node "${values_file}" .loki.image.tag "${latest_loki_tag}"
-update_yaml_node "${values_file}" .enterprise.image.tag "${latest_gel_tag}"
-update_yaml_node "${chart_file}" .appVersion "$(extract_k_version "${latest_loki_tag}")"
+if ${k_release}; then
+  update_yaml_node "${values_file}" .loki.image.tag "${latest_loki_tag}"
+  update_yaml_node "${values_file}" .enterprise.image.tag "${latest_gel_tag}"
+  update_yaml_node "${chart_file}" .appVersion "$(extract_k_version "${latest_loki_tag}")"
+fi
+
 update_yaml_node "${chart_file}" .version "${new_chart_version}"
 
-sed --in-place \
-  --regexp-extended \
-  "s/(.*\<AUTOMATED_UPDATES_LOCATOR\>.*)/\1\n\n## ${new_chart_version}\n\n- \[CHANGE\] Changed version of Grafana Loki to ${latest_loki_tag}\n- \[CHANGE\] Changed version of Grafana Enterprise Logs to ${latest_gel_tag}/g" production/helm/loki/CHANGELOG.md
+if ${k_release}; then
+  sed --in-place \
+    --regexp-extended \
+    "s/(.*\<AUTOMATED_UPDATES_LOCATOR\>.*)/\1\n\n## ${new_chart_version}\n\n- \[CHANGE\] Changed version of Grafana Loki to ${latest_loki_tag}\n- \[CHANGE\] Changed version of Grafana Enterprise Logs to ${latest_gel_tag}/g" production/helm/loki/CHANGELOG.md
+else
+  sed --in-place \
+    --regexp-extended \
+    "s/(.*\<AUTOMATED_UPDATES_LOCATOR\>.*)/\1\n\n## ${new_chart_version}/g" production/helm/loki/CHANGELOG.md
+fi
 
 make TTY='' helm-docs
 
 echo "::set-output name=new_chart_version::${new_chart_version}"
+if ${k_release}; then
+  echo "::set-output name=weekly::$(extract_k_version "${latest_loki_tag}")"
+fi

docs/Makefile

@@ -17,7 +17,12 @@ ifeq ($(BUILD_IN_CONTAINER),true)
 		-c /helm-docs/production/helm/ \
 		-t reference.md.gotmpl \
 		-o reference.md
+	$(PODMAN) run --rm --volume "$(realpath ..):/helm-docs" -u "$$(id -u)" "docker.io/jnorwood/helm-docs:v1.11.0" \
+		-c /helm-docs/production/helm/ \
+		-t README.md.gotmpl \
+		-o README.md
 else
 	helm-docs -c ../production/helm/ -t reference.md.gotmpl -o reference.md
+	helm-docs -c ../production/helm/ -t README.md.gotmpl -o README.md
 endif
 	mv "$(basename $<)" "$@"

flake.nix

@@ -75,12 +75,16 @@
 
         devShell = pkgs.mkShell {
           nativeBuildInputs = with pkgs; [
-            (import ./packages/chart-releaser.nix {
-              inherit (prev) pkgs lib buildGoModule fetchFromGitHub;
+            (pkgs.callPackage ./nix/packages/chart-releaser.nix {
+              inherit pkgs;
+              inherit (pkgs) buildGoModule fetchFromGitHub;
+            })
+
+            (pkgs.callPackage ./nix/packages/faillint.nix {
+              inherit (pkgs) lib buildGoModule fetchFromGitHub;
             })
 
             chart-testing
-            faillint
             gcc
             go
             golangci-lint
@@ -89,7 +93,6 @@
             nettools
             nixpkgs-fmt
             statix
-            systemd
             yamllint
           ];
         };