.gitea/scripts/add-annotations.sh

@@ -1,114 +0,0 @@
-#!/bin/bash
-
-set -e
-
-CHART_FILE="Chart.yaml"
-if [ ! -f "${CHART_FILE}" ]; then
-  echo "ERROR: ${CHART_FILE} not found!" 1>&2
-  exit 1
-fi
-
-DEFAULT_NEW_TAG="$(git tag --sort=-version:refname | head -n 1)"
-DEFAULT_OLD_TAG="$(git tag --sort=-version:refname | head -n 2 | tail -n 1)"
-
-if [ -z "${1}" ]; then
-  read -p "Enter start tag [${DEFAULT_OLD_TAG}]: " OLD_TAG
-  if [ -z "${OLD_TAG}" ]; then
-    OLD_TAG="${DEFAULT_OLD_TAG}"
-  fi
-
-  while [ -z "$(git tag --list "${OLD_TAG}")" ]; do
-    echo "ERROR: Tag '${OLD_TAG}' not found!" 1>&2
-    read -p "Enter start tag [${DEFAULT_OLD_TAG}]: " OLD_TAG
-    if [ -z "${OLD_TAG}" ]; then
-      OLD_TAG="${DEFAULT_OLD_TAG}"
-    fi
-  done
-else
-  OLD_TAG=${1}
-  if [ -z "$(git tag --list "${OLD_TAG}")" ]; then
-    echo "ERROR: Tag '${OLD_TAG}' not found!" 1>&2
-    exit 1
-  fi
-fi
-
-if [ -z "${2}" ]; then
-  read -p "Enter end tag [${DEFAULT_NEW_TAG}]: " NEW_TAG
-  if [ -z "${NEW_TAG}" ]; then
-    NEW_TAG="${DEFAULT_NEW_TAG}"
-  fi
-
-  while [ -z "$(git tag --list "${NEW_TAG}")" ]; do
-    echo "ERROR: Tag '${NEW_TAG}' not found!" 1>&2
-    read -p "Enter end tag [${DEFAULT_NEW_TAG}]: " NEW_TAG
-    if [ -z "${NEW_TAG}" ]; then
-      NEW_TAG="${DEFAULT_NEW_TAG}"
-    fi
-  done
-else
-  NEW_TAG=${2}
-
-  if [ -z "$(git tag --list "${NEW_TAG}")" ]; then
-    echo "ERROR: Tag '${NEW_TAG}' not found!" 1>&2
-    exit 1
-  fi
-fi
-
-CHANGE_LOG_YAML=$(mktemp)
-echo "[]" > "${CHANGE_LOG_YAML}"
-
-function map_type_to_kind() {
-  case "${1}" in
-    feat)
-      echo "added"
-    ;;
-    fix)
-      echo "fixed"
-    ;;
-    chore|style|test|ci|docs|refac)
-      echo "changed"
-    ;;
-    revert)
-      echo "removed"
-    ;;
-    sec)
-      echo "security"
-    ;;
-    *)
-      echo "skip"
-    ;;
-  esac
-}
-
-COMMIT_TITLES="$(git log --pretty=format:"%s" "${OLD_TAG}..${NEW_TAG}")"
-
-echo "INFO: Generate change log entries from ${OLD_TAG} until ${NEW_TAG}"
-
-while IFS= read -r line; do
-  if [[ "${line}" =~ ^([a-zA-Z]+)(\([^\)]+\))?\:\ (.+)$ ]]; then
-    TYPE="${BASH_REMATCH[1]}"
-    KIND=$(map_type_to_kind "${TYPE}")
-
-    if [ "${KIND}" == "skip" ]; then
-      continue
-    fi
-
-    DESC="${BASH_REMATCH[3]}"
-
-    echo "- ${KIND}: ${DESC}"
-
-    jq --arg kind changed --arg description "$DESC" '. += [ $ARGS.named ]' < ${CHANGE_LOG_YAML} > ${CHANGE_LOG_YAML}.new
-    mv ${CHANGE_LOG_YAML}.new ${CHANGE_LOG_YAML}
-
-  fi
-done <<< "${COMMIT_TITLES}"
-
-if [ -s "${CHANGE_LOG_YAML}" ]; then
-  yq --inplace --input-format json --output-format yml "${CHANGE_LOG_YAML}"
-  yq --no-colors --inplace ".annotations.\"artifacthub.io/changes\" |= loadstr(\"${CHANGE_LOG_YAML}\") | sort_keys(.)" "${CHART_FILE}"
-else
-  echo "ERROR: Changelog file is empty: ${CHANGE_LOG_YAML}" 1>&2
-  exit 1
-fi
-
-rm "${CHANGE_LOG_YAML}"

.gitea/workflows/helm.yaml

@@ -13,7 +13,7 @@ on:
 jobs:
   helm-lint:
     container:
-      image: docker.io/volkerraschek/helm:3.18.2
+      image: docker.io/volkerraschek/helm:3.18.0
     runs-on:
     - ubuntu-latest
     steps:
@@ -28,7 +28,7 @@ jobs:
 
   helm-unittest:
     container:
-      image: docker.io/volkerraschek/helm:3.18.2
+      image: docker.io/volkerraschek/helm:3.18.0
     runs-on:
     - ubuntu-latest
     steps:

.gitea/workflows/release.yaml

@@ -8,51 +8,39 @@ on:
 jobs:
   publish-chart:
     container:
-      image: docker.io/volkerraschek/helm:3.18.2
+      image: docker.io/volkerraschek/helm:3.18.0
     runs-on: ubuntu-latest
     steps:
       - name: Install tooling
         run: |
           apk update
-          apk add git npm jq yq
-
+          apk add git npm
       - uses: actions/checkout@v4
-        with:
-          fetch-depth: 0
-
-      - name: Add Artifacthub.io annotations
-        run: |
-          NEW_TAG="$(git tag --sort=-version:refname | head -n 1)"
-          OLD_TAG="$(git tag --sort=-version:refname | head -n 2 | tail -n 1)"
-          .gitea/scripts/add-annotations.sh "${OLD_TAG}" "${NEW_TAG}"
-
-      - name: Extract meta information
-        run: |
-          echo "PACKAGE_VERSION=${GITHUB_REF#refs/tags/}" >> $GITHUB_ENV
-          echo "REPOSITORY_NAME=$(echo ${GITHUB_REPOSITORY} | cut -d '/' -f 2)" >> $GITHUB_ENV
-          echo "REPOSITORY_OWNER=$(echo ${GITHUB_REPOSITORY} | cut -d '/' -f 1)" >> $GITHUB_ENV
-
       - name: Package chart
-        run: |
-          helm dependency build
-          helm package --version "${PACKAGE_VERSION}" ./
-
-      - name: Upload Chart to ChartMuseum
         env:
+          HELM_REPO_NAME: upload
+
           CHARTMUSEUM_PASSWORD: ${{ secrets.CHARTMUSEUM_PASSWORD }}
           CHARTMUSEUM_REPOSITORY: ${{ vars.CHARTMUSEUM_REPOSITORY }}
           CHARTMUSEUM_USERNAME: ${{ secrets.CHARTMUSEUM_USERNAME }}
           CHARTMUSEUM_HOSTNAME: ${{ vars.CHARTMUSEUM_HOSTNAME }}
+
+          GITEA_PACKAGE_REGISTRY_TOKEN: ${{ secrets.GIT_CRYPTIC_SYSTEMS_PACKAGE_REGISTRY_TOKEN }}
+          GITEA_SERVER_URL: ${{ github.server_url }}
         run: |
+          PACKAGE_VERSION=${GITHUB_REF#refs/tags/}
+          REPOSITORY_NAME=$(echo ${GITHUB_REPOSITORY} | cut -d '/' -f 2)
+          REPOSITORY_OWNER=$(echo ${GITHUB_REPOSITORY} | cut -d '/' -f 1)
+
+          helm dependency build
+          helm package --version "${PACKAGE_VERSION}" ./
+
+          # chart-museum
           helm repo add --username ${CHARTMUSEUM_USERNAME} --password ${CHARTMUSEUM_PASSWORD} chartmuseum https://${CHARTMUSEUM_HOSTNAME}/${CHARTMUSEUM_REPOSITORY}
           helm cm-push ${REPOSITORY_NAME}-${PACKAGE_VERSION}.tgz chartmuseum
           helm repo remove chartmuseum
 
-      - name: Upload Chart to Gitea
-        env:
-          GITEA_PACKAGE_REGISTRY_TOKEN: ${{ secrets.GIT_CRYPTIC_SYSTEMS_PACKAGE_REGISTRY_TOKEN }}
-          GITEA_SERVER_URL: ${{ github.server_url }}
-        run: |
+          # gitea
           helm repo add --username ${REPOSITORY_OWNER} --password ${GITEA_PACKAGE_REGISTRY_TOKEN} gitea ${GITEA_SERVER_URL}/api/packages/${REPOSITORY_OWNER}/helm
           helm cm-push ${REPOSITORY_NAME}-${PACKAGE_VERSION}.tgz gitea
           helm repo remove gitea

Chart.yaml

@@ -1,13 +1,8 @@
-annotations:
-  artifacthub.io/links: |
-    - name: Prometheus PostgreSQL exporter (binary)
-      url: https://github.com/prometheus-community/postgres_exporter
-    - name: support
-      url: https://git.cryptic.systems/volker.raschek/prometheus-postgres-exporter/issues
 apiVersion: v2
 name: prometheus-postgres-exporter
 description: Prometheus metric exporter for PostgreSQL
 type: application
+kubeVersion: ">=1.20.0"
 version: "0.1.0"
 appVersion: "0.17.1"
 

LICENSE

@@ -1,21 +0,0 @@
-MIT License
-
-Copyright (c) 2025 Markus Pesch
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.

Makefile

@@ -4,7 +4,7 @@ CONTAINER_RUNTIME?=$(shell which podman)
 # HELM_IMAGE
 HELM_IMAGE_REGISTRY_HOST?=docker.io
 HELM_IMAGE_REPOSITORY?=volkerraschek/helm
-HELM_IMAGE_VERSION?=3.18.2 # renovate: datasource=docker registryUrl=https://docker.io depName=volkerraschek/helm
+HELM_IMAGE_VERSION?=3.18.0 # renovate: datasource=docker registryUrl=https://docker.io depName=volkerraschek/helm
 HELM_IMAGE_FULLY_QUALIFIED=${HELM_IMAGE_REGISTRY_HOST}/${HELM_IMAGE_REPOSITORY}:${HELM_IMAGE_VERSION}
 
 # NODE_IMAGE

README.md

@@ -47,7 +47,7 @@ version of the chart must be in sync with the `values.yaml`. Newer *minor* versi
 versions can break something!
 
 ```bash
-CHART_VERSION=0.5.1
+CHART_VERSION=0.4.2
 helm show values prometheus-exporters/prometheus-postgres-exporter --version "${CHART_VERSION}" > values.yaml
 ```
 

templates/prometheus-postgres-exporter/_deployment.tpl

@@ -7,6 +7,37 @@
 {{- if .Values.deployment.annotations }}
 {{ toYaml .Values.deployment.annotations }}
 {{- end }}
+
+# The following annotations are required to trigger a rolling update. Further information can be found in the official
+# documentation of helm:
+#
+#   https://helm.sh/docs/howto/charts_tips_and_tricks/#automatically-roll-deployments
+#
+
+{{/* database */}}
+{{- if and .Values.config.database.existingSecret.enabled .Values.config.database.existingSecret.secretName }}
+{{- $secret := default (dict "data" (dict)) (lookup "v1" "Secret" .Release.Namespace .Values.config.database.existingSecret.secretName ) }}
+checksum/secret-database: {{ print $secret.spec | sha256sum }}
+{{- else }}
+checksum/secret-database: {{ include (print $.Template.BasePath "/prometheus-postgres-exporter/secretDatabase.yaml") . | sha256sum }}
+{{- end }}
+
+{{/* exporter config */}}
+{{- if and .Values.config.exporterConfig.existingSecret.enabled .Values.config.exporterConfig.existingSecret.secretName }}
+{{- $secret := default (dict "data" (dict)) (lookup "v1" "Secret" .Release.Namespace .Values.config.exporterConfig.existingSecret.secretName ) }}
+checksum/secret-exporter-config: {{ print $secret.spec | sha256sum }}
+{{- else }}
+checksum/secret-exporter-config: {{ include (print $.Template.BasePath "/prometheus-postgres-exporter/secretExporterConfig.yaml") . | sha256sum }}
+{{- end }}
+
+{{/* web config */}}
+{{- if and .Values.config.webConfig.existingSecret.enabled .Values.config.webConfig.existingSecret.secretName }}
+{{- $secret := default (dict "data" (dict)) (lookup "v1" "Secret" .Release.Namespace .Values.config.webConfig.existingSecret.secretName ) }}
+checksum/secret-web-config: {{ print $secret.spec | sha256sum }}
+{{- else }}
+checksum/secret-web-config: {{ include (print $.Template.BasePath "/prometheus-postgres-exporter/secretWebConfig.yaml") . | sha256sum }}
+{{- end }}
+
 {{- end }}
 
 {{/* env */}}

templates/prometheus-postgres-exporter/_pod.tpl

@@ -4,37 +4,6 @@
 
 {{- define "prometheus-postgres-exporter.pod.annotations" -}}
 {{ include "prometheus-postgres-exporter.annotations" . }}
-
-# The following annotations are required to trigger a rolling update. Further information can be found in the official
-# documentation of helm:
-#
-#   https://helm.sh/docs/howto/charts_tips_and_tricks/#automatically-roll-deployments
-#
-
-{{/* database */}}
-{{- if and .Values.config.database.existingSecret.enabled .Values.config.database.existingSecret.secretName }}
-{{- $secret := default (dict "data" (dict)) (lookup "v1" "Secret" .Release.Namespace .Values.config.database.existingSecret.secretName ) }}
-checksum/secret-database: {{ print $secret.spec | sha256sum }}
-{{- else }}
-checksum/secret-database: {{ include (print $.Template.BasePath "/prometheus-postgres-exporter/secretDatabase.yaml") . | sha256sum }}
-{{- end }}
-
-{{/* exporter config */}}
-{{- if and .Values.config.exporterConfig.existingSecret.enabled .Values.config.exporterConfig.existingSecret.secretName }}
-{{- $secret := default (dict "data" (dict)) (lookup "v1" "Secret" .Release.Namespace .Values.config.exporterConfig.existingSecret.secretName ) }}
-checksum/secret-exporter-config: {{ print $secret.spec | sha256sum }}
-{{- else }}
-checksum/secret-exporter-config: {{ include (print $.Template.BasePath "/prometheus-postgres-exporter/secretExporterConfig.yaml") . | sha256sum }}
-{{- end }}
-
-{{/* web config */}}
-{{- if and .Values.config.webConfig.existingSecret.enabled .Values.config.webConfig.existingSecret.secretName }}
-{{- $secret := default (dict "data" (dict)) (lookup "v1" "Secret" .Release.Namespace .Values.config.webConfig.existingSecret.secretName ) }}
-checksum/secret-web-config: {{ print $secret.spec | sha256sum }}
-{{- else }}
-checksum/secret-web-config: {{ include (print $.Template.BasePath "/prometheus-postgres-exporter/secretWebConfig.yaml") . | sha256sum }}
-{{- end }}
-
 {{- end }}
 
 {{/* labels */}}

templates/prometheus-postgres-exporter/deployment.yaml

@@ -18,8 +18,6 @@ spec:
       {{- include "prometheus-postgres-exporter.pod.selectorLabels" . | nindent 6 }}
   template:
     metadata:
-      annotations:
-        {{- include "prometheus-postgres-exporter.pod.annotations" . | nindent 8 }}
       labels:
         {{- include "prometheus-postgres-exporter.pod.labels" . | nindent 8 }}
     spec:

unittests/deployment/deployment.yaml

@@ -27,8 +27,14 @@ tests:
       name: prometheus-postgres-exporter-unittest
       namespace: testing
     template: templates/prometheus-postgres-exporter/deployment.yaml
-  - notExists:
-      path: metadata.annotations
+  - exists:
+      path: metadata.annotations.checksum/secret-database
+    template: templates/prometheus-postgres-exporter/deployment.yaml
+  - exists:
+      path: metadata.annotations.checksum/secret-exporter-config
+    template: templates/prometheus-postgres-exporter/deployment.yaml
+  - exists:
+      path: metadata.annotations.checksum/secret-web-config
     template: templates/prometheus-postgres-exporter/deployment.yaml
   - equal:
       path: metadata.labels
@@ -43,24 +49,6 @@ tests:
       path: spec.replicas
       value: 1
     template: templates/prometheus-postgres-exporter/deployment.yaml
-  - exists:
-      path: spec.template.metadata.annotations.checksum/secret-database
-    template: templates/prometheus-postgres-exporter/deployment.yaml
-  - exists:
-      path: spec.template.metadata.annotations.checksum/secret-exporter-config
-    template: templates/prometheus-postgres-exporter/deployment.yaml
-  - exists:
-      path: spec.template.metadata.annotations.checksum/secret-web-config
-    template: templates/prometheus-postgres-exporter/deployment.yaml
-  - equal:
-      path: spec.template.metadata.labels
-      value:
-        app.kubernetes.io/instance: prometheus-postgres-exporter-unittest
-        app.kubernetes.io/managed-by: Helm
-        app.kubernetes.io/name: prometheus-postgres-exporter
-        app.kubernetes.io/version: 0.1.0
-        helm.sh/chart: prometheus-postgres-exporter-0.1.0
-    template: templates/prometheus-postgres-exporter/deployment.yaml
   - notExists:
       path: spec.template.spec.affinity
     template: templates/prometheus-postgres-exporter/deployment.yaml