Postgresql: Move chart to openstack-helm-infra

This moves the postgresql chart to openstack-helm-infra as part of
the effort to move charts to the appropriate repositories

Change-Id: I25c026e5d4c4abe4dd0805047051281911632739
Story: 2002204
Task: 21729

postgresql/.helmignore

@@ -0,0 +1,21 @@
+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj

postgresql/Chart.yaml

@@ -0,0 +1,24 @@
+# Copyright 2017 The Openstack-Helm Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+apiVersion: v1
+description: OpenStack-Helm PostgreSQL
+name: postgresql
+version: 0.1.0
+home: https://www.postgresql.org
+sources:
+  - https://github.com/postgres/postgres
+  - https://git.openstack.org/cgit/openstack/openstack-helm
+maintainers:
+  - name: OpenStack-Helm Authors

postgresql/requirements.yaml

@@ -0,0 +1,19 @@
+
+# Copyright 2017 The Openstack-Helm Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+dependencies:
+  - name: helm-toolkit
+    repository: http://localhost:8879/charts
+    version: 0.1.0

postgresql/templates/bin/_readiness.sh.tpl

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+
+{{/*
+Copyright 2017 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+set -ex
+
+pg_isready -U ${POSTGRES_USER}

postgresql/templates/bin/_start.sh.tpl

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+
+{{/*
+Copyright 2017 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+set -ex
+
+exec /docker-entrypoint.sh postgres -N {{ .Values.conf.postgresql.max_connections }} -B {{ .Values.conf.postgresql.shared_buffers }}

postgresql/templates/configmap-bin.yaml

@@ -0,0 +1,34 @@
+{{/*
+Copyright 2017 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+{{- if .Values.manifests.configmap_bin }}
+{{- $envAll := . }}
+{{- $configMapBinName := printf "%s-%s" $envAll.Release.Name "etcd-bin"  }}
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: postgresql-bin
+data:
+{{- if .Values.images.local_registry.active }}
+  image-repo-sync.sh: |
+{{- include "helm-toolkit.scripts.image_repo_sync" . | indent 4 }}
+{{- end }}
+  start.sh: |
+{{ tuple "bin/_start.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
+  readiness.sh: |
+{{ tuple "bin/_readiness.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
+{{- end }}

postgresql/templates/job-image-repo-sync.yaml

@@ -0,0 +1,20 @@
+{{/*
+Copyright 2017 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+{{- if and .Values.manifests.job_image_repo_sync .Values.images.local_registry.active }}
+{{- $imageRepoSyncJob := dict "envAll" . "serviceName" "postgresql" -}}
+{{ $imageRepoSyncJob | include "helm-toolkit.manifests.job_image_repo_sync" }}
+{{- end }}

postgresql/templates/monitoring/prometheus/bin/_create-postgresql-exporter-user.sh.tpl

@@ -0,0 +1,25 @@
+#!/bin/sh
+
+{{/*
+Copyright 2017 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+set -ex
+
+psql "postgresql://${ADMIN_USER}:${ADMIN_PASSWORD}@${POSTGRESQL_HOST_PORT}?sslmode=disable" << EOF
+CREATE USER ${EXPORTER_USER} WITH PASSWORD '${EXPORTER_PASSWORD}';
+ALTER USER ${EXPORTER_USER} SET SEARCH_PATH TO postgres_exporter,pg_catalog;
+GRANT SELECT ON pg_stat_database TO ${EXPORTER_USER};
+EOF

postgresql/templates/monitoring/prometheus/exporter-configmap-bin.yaml

@@ -0,0 +1,27 @@
+{{/*
+Copyright 2017 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+{{- if and .Values.manifests.monitoring.prometheus.configmap_bin .Values.monitoring.prometheus.enabled }}
+{{- $envAll := . }}
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: postgresql-exporter-bin
+data:
+  create-postgresql-exporter-user.sh: |
+{{ tuple "bin/_create-postgresql-exporter-user.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
+{{- end }}

postgresql/templates/monitoring/prometheus/exporter-deployment.yaml

@@ -0,0 +1,54 @@
+{{/*
+Copyright 2017 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+{{- if and .Values.manifests.monitoring.prometheus.deployment_exporter .Values.monitoring.prometheus.enabled }}
+{{- $envAll := . }}
+{{- $serviceAccountName := "prometheus-postgresql-exporter" }}
+{{ tuple $envAll "prometheus_postgresql_exporter" $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
+---
+apiVersion: extensions/v1beta1
+kind: Deployment
+metadata:
+  name: prometheus-postgresql-exporter
+spec:
+  replicas: {{ .Values.pod.replicas.prometheus_postgresql_exporter }}
+{{ tuple $envAll | include "helm-toolkit.snippets.kubernetes_upgrades_deployment" | indent 2 }}
+  template:
+    metadata:
+      labels:
+{{ tuple $envAll "prometheus_postgresql_exporter" "exporter" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
+      namespace: {{ .Values.endpoints.prometheus_postgresql_exporter.namespace }}
+    spec:
+      serviceAccountName: {{ $serviceAccountName }}
+      nodeSelector:
+        {{ .Values.labels.prometheus_postgresql_exporter.node_selector_key }}: {{ .Values.labels.prometheus_postgresql_exporter.node_selector_value }}
+      terminationGracePeriodSeconds: {{ .Values.pod.lifecycle.termination_grace_period.prometheus_postgresql_exporter.timeout | default "30" }}
+      initContainers:
+{{ tuple $envAll "prometheus_postgresql_exporter" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
+      containers:
+        - name: postgresql-exporter
+{{ tuple $envAll "prometheus_postgresql_exporter" | include "helm-toolkit.snippets.image" | indent 10 }}
+{{ tuple $envAll $envAll.Values.pod.resources.prometheus_postgresql_exporter | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
+          ports:
+            - name: metrics
+              containerPort: {{ tuple "prometheus_postgresql_exporter" "internal" "metrics" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
+          env:
+            - name: DATA_SOURCE_NAME
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secrets.postgresql.exporter }}
+                  key: DATA_SOURCE_NAME
+{{- end }}

postgresql/templates/monitoring/prometheus/exporter-job-create-user.yaml

@@ -0,0 +1,78 @@
+{{/*
+Copyright 2017 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+{{- if and .Values.manifests.monitoring.prometheus.job_user_create .Values.monitoring.prometheus.enabled }}
+{{- $envAll := . }}
+
+{{- $serviceAccountName := "prometheus-postgresql-exporter-create-user" }}
+{{ tuple $envAll "prometheus_postgresql_exporter_create_user" $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
+---
+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: prometheus-postgresql-exporter-create-user
+spec:
+  template:
+    metadata:
+      labels:
+{{ tuple $envAll "prometheus_postgresql_exporter" "create_user" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
+    spec:
+      serviceAccountName: {{ $serviceAccountName }}
+      restartPolicy: OnFailure
+      nodeSelector:
+        {{ .Values.labels.prometheus_postgresql_exporter.node_selector_key }}: {{ .Values.labels.prometheus_postgresql_exporter.node_selector_value }}
+      initContainers:
+{{ tuple $envAll "prometheus_postgresql_exporter_create_user" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
+      containers:
+        - name: prometheus-postgresql-exporter-create-user
+{{ tuple $envAll "prometheus_postgresql_exporter_create_user" | include "helm-toolkit.snippets.image" | indent 10 }}
+{{ tuple $envAll $envAll.Values.pod.resources.jobs.prometheus_postgresql_exporter_create_user | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
+          command:
+            - /tmp/create-postgresql-exporter-user.sh
+          env:
+            - name: EXPORTER_USER
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secrets.postgresql.exporter }}
+                  key: EXPORTER_USER
+            - name: EXPORTER_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secrets.postgresql.exporter }}
+                  key: EXPORTER_PASSWORD
+            - name: ADMIN_USER
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secrets.postgresql.admin }}
+                  key: POSTGRES_USER
+            - name: ADMIN_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secrets.postgresql.admin }}
+                  key: POSTGRES_PASSWORD
+            - name: POSTGRESQL_HOST_PORT
+              value: {{ tuple "postgresql" "internal" "postgresql" $envAll | include "helm-toolkit.endpoints.host_and_port_endpoint_uri_lookup" }}
+          volumeMounts:
+            - name: postgresql-exporter-bin
+              mountPath: /tmp/create-postgresql-exporter-user.sh
+              subPath: create-postgresql-exporter-user.sh
+              readOnly: true
+      volumes:
+        - name: postgresql-exporter-bin
+          configMap:
+            name: postgresql-exporter-bin
+            defaultMode: 0555
+{{- end }}

postgresql/templates/monitoring/prometheus/exporter-secrets-etc.yaml

@@ -0,0 +1,33 @@
+{{/*
+Copyright 2017 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+{{- if and .Values.manifests.monitoring.prometheus.secret_etc .Values.monitoring.prometheus.enabled }}
+{{- $envAll := . }}
+{{- $exporter_user := .Values.endpoints.postgresql.auth.exporter.username }}
+{{- $exporter_password := .Values.endpoints.postgresql.auth.exporter.password }}
+{{- $db_host := tuple "postgresql" "internal" "postgresql" $envAll | include "helm-toolkit.endpoints.host_and_port_endpoint_uri_lookup" }}
+{{- $data_source_name := printf "postgresql://%s:%s@%s/postgres?sslmode=disable" $exporter_user $exporter_password $db_host }}
+---
+apiVersion: v1
+kind: Secret
+metadata:
+  name: {{ .Values.secrets.postgresql.exporter }}
+type: Opaque
+data:
+  DATA_SOURCE_NAME: {{ $data_source_name | b64enc }}
+  EXPORTER_USER: {{ $exporter_user | b64enc }}
+  EXPORTER_PASSWORD: {{ $exporter_password | b64enc }}
+{{- end }}

postgresql/templates/monitoring/prometheus/exporter-service.yaml

@@ -0,0 +1,37 @@
+{{/*
+Copyright 2017 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+{{- if and .Values.manifests.monitoring.prometheus.service_exporter .Values.monitoring.prometheus.enabled }}
+{{- $envAll := . }}
+{{- $prometheus_annotations := $envAll.Values.monitoring.prometheus.postgresql_exporter }}
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ tuple "prometheus_postgresql_exporter" "internal" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
+  labels:
+{{ tuple $envAll "prometheus_postgresql_exporter" "metrics" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
+  annotations:
+{{- if .Values.monitoring.prometheus.enabled }}
+{{ tuple $prometheus_annotations | include "helm-toolkit.snippets.prometheus_service_annotations" | indent 4 }}
+{{- end }}
+spec:
+  ports:
+  - name: metrics
+    port: {{ tuple "prometheus_postgresql_exporter" "internal" "metrics" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
+  selector:
+{{ tuple $envAll "prometheus_postgresql_exporter" "exporter" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
+{{- end }}

postgresql/templates/secret-admin.yaml

@@ -0,0 +1,27 @@
+{{/*
+Copyright 2017 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+{{- if .Values.manifests.secret_admin }}
+---
+apiVersion: v1
+kind: Secret
+metadata:
+  name: {{ .Values.secrets.postgresql.admin }}
+type: Opaque
+data:
+  POSTGRES_USER: {{ .Values.endpoints.postgresql.auth.admin.username | b64enc }}
+  POSTGRES_PASSWORD: {{ .Values.endpoints.postgresql.auth.admin.password | b64enc }}
+{{- end }}

postgresql/templates/service.yaml

@@ -0,0 +1,30 @@
+{{/*
+Copyright 2017 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+{{- if .Values.manifests.service }}
+{{- $envAll := . }}
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ tuple "postgresql" "internal" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
+spec:
+  ports:
+    - name: db
+      port: {{ tuple "postgresql" "internal" "postgresql" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
+  selector:
+{{ tuple $envAll "postgresql" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
+{{- end }}

postgresql/templates/statefulset.yaml

@@ -0,0 +1,113 @@
+{{/*
+Copyright 2017 The Openstack-Helm Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/}}
+
+{{- if .Values.manifests.statefulset }}
+{{- $envAll := . }}
+
+{{- $serviceAccountName := "postgresql" }}
+{{ tuple $envAll "postgresql" $serviceAccountName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
+---
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: postgresql
+  labels:
+{{ tuple $envAll "postgresql" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
+spec:
+  serviceName: {{ tuple "postgresql" "internal" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
+  replicas: {{ .Values.pod.replicas.server }}
+  selector:
+    matchLabels:
+{{ tuple $envAll "postgresql" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 6 }}
+  template:
+    metadata:
+      labels:
+{{ tuple $envAll "postgresql" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
+    spec:
+      serviceAccountName: {{ $serviceAccountName }}
+      affinity:
+{{ tuple $envAll "postgresql" "server" | include "helm-toolkit.snippets.kubernetes_pod_anti_affinity" | indent 8 }}
+      nodeSelector:
+        {{ .Values.labels.server.node_selector_key }}: {{ .Values.labels.server.node_selector_value }}
+      initContainers:
+{{ tuple $envAll "postgresql" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
+      containers:
+        - name: postgresql
+{{ tuple $envAll "postgresql" | include "helm-toolkit.snippets.image" | indent 10 }}
+{{ tuple $envAll $envAll.Values.pod.resources.server | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
+          ports:
+            - containerPort: {{ tuple "postgresql" "internal" "postgresql" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
+          env:
+            - name: 'POSTGRES_PASSWORD'
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secrets.postgresql.admin }}
+                  key: 'POSTGRES_PASSWORD'
+            - name: 'POSTGRES_USER'
+              valueFrom:
+                secretKeyRef:
+                  name: {{ .Values.secrets.postgresql.admin }}
+                  key: 'POSTGRES_USER'
+            - name: 'PGDATA'
+              value: {{ .Values.storage.mount.path | quote }}
+          command:
+            - /tmp/start.sh
+          livenessProbe:
+            exec:
+              command:
+                - /tmp/readiness.sh
+            initialDelaySeconds: 20
+            timeoutSeconds: 5
+          readinessProbe:
+            exec:
+              command:
+                - /tmp/readiness.sh
+            initialDelaySeconds: 20
+            timeoutSeconds: 5
+          volumeMounts:
+            - name: postgresql-bin
+              mountPath: /tmp/start.sh
+              subPath: start.sh
+              readOnly: true
+            - name: postgresql-bin
+              mountPath: /tmp/readiness.sh
+              subPath: readiness.sh
+              readOnly: true
+            - name: postgresql-data
+              mountPath: {{ .Values.storage.mount.path }}
+              subPath: {{ .Values.storage.mount.subpath }}
+      volumes:
+        - name: postgresql-bin
+          configMap:
+            name: postgresql-bin
+            defaultMode: 0555
+{{- if not .Values.storage.pvc.enabled }}
+        - name: postgresql-data
+          hostPath:
+            path: {{ .Values.storage.host.host_path }}
+{{- else }}
+  volumeClaimTemplates:
+    - metadata:
+        name: postgresql-data
+        annotations:
+          {{ .Values.storage.pvc.class_path }}: {{ .Values.storage.pvc.class_name }}
+      spec:
+        accessModes: [ "ReadWriteOnce" ]
+        resources:
+          requests:
+            storage: {{ .Values.storage.pvc.size }}
+{{- end }}
+{{- end }}

postgresql/values.yaml

@@ -0,0 +1,214 @@
+# Copyright 2017 The Openstack-Helm Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Default values for postgresql.
+# This is a YAML-formatted file.
+# Declare variables to be passed into your templates.
+
+release_group: null
+
+pod:
+  affinity:
+    anti:
+      type:
+        default: preferredDuringSchedulingIgnoredDuringExecution
+      topologyKey:
+        default: kubernetes.io/hostname
+  replicas:
+    #only 1 replica currently supported
+    server: 1
+    prometheus_postgresql_exporter: 1
+  lifecycle:
+    upgrades:
+      deployments:
+        revision_history: 3
+        pod_replacement_strategy: RollingUpdate
+        rolling_update:
+          max_unavailable: 1
+          max_surge: 3
+    termination_grace_period:
+      prometheus_postgresql_exporter:
+        timeout: 30
+  resources:
+    enabled: false
+    server:
+      requests:
+        memory: "128Mi"
+        cpu: "100m"
+      limits:
+        memory: "1024Mi"
+        cpu: "2000m"
+    prometheus_postgresql_exporter:
+      limits:
+        memory: "1024Mi"
+        cpu: "2000m"
+      requests:
+        memory: "128Mi"
+        cpu: "500m"
+    jobs:
+      image_repo_sync:
+        requests:
+          memory: "128Mi"
+          cpu: "100m"
+        limits:
+          memory: "1024Mi"
+          cpu: "2000m"
+      prometheus_postgresql_exporter_create_user:
+        limits:
+          memory: "1024Mi"
+          cpu: "2000m"
+        requests:
+          memory: "128Mi"
+          cpu: "100m"
+
+# using dockerhub postgresql: https://hub.docker.com/r/library/postgres/tags/
+images:
+  tags:
+    postgresql: "docker.io/postgres:9.5"
+    dep_check: quay.io/stackanetes/kubernetes-entrypoint:v0.3.1
+    image_repo_sync: docker.io/docker:17.07.0
+    prometheus_postgresql_exporter: docker.io/wrouesnel/postgres_exporter:v0.4.6
+    prometheus_postgresql_exporter_create_user: "docker.io/postgres:9.5"
+  pull_policy: "IfNotPresent"
+  local_registry:
+    active: false
+    exclude:
+      - dep_check
+      - image_repo_sync
+
+storage:
+  pvc:
+    enabled: true
+    size: 5Gi
+    class_name: general
+    class_path: volume.beta.kubernetes.io/storage-class
+  host:
+    host_path: /data/openstack-helm/postgresql
+  mount:
+    path: /var/lib/postgresql/data
+    subpath: pgdata
+
+labels:
+  server:
+    node_selector_key: openstack-control-plane
+    node_selector_value: enabled
+  prometheus_postgresql_exporter:
+    node_selector_key: openstack-control-plane
+    node_selector_value: enabled
+
+dependencies:
+  dynamic:
+    common:
+      local_image_registry:
+        jobs:
+          - postgresql-image-repo-sync
+        services:
+          - endpoint: node
+            service: local_image_registry
+  static:
+    postgresql:
+      jobs: null
+    image_repo_sync:
+      services:
+        - endpoint: internal
+          service: local_image_registry
+    prometheus_postgresql_exporter_create_user:
+      services:
+        - endpoint: internal
+          service: postgresql
+    prometheus_postgresql_exporter:
+      services:
+        - endpoint: internal
+          service: postgresql
+      jobs:
+        - prometheus-postgresql-exporter-create-user
+
+monitoring:
+  prometheus:
+    enabled: false
+    postgresql_exporter:
+      scrape: true
+
+conf:
+  postgresql:
+    max_connections: 100
+    shared_buffers: 128MB
+
+secrets:
+  postgresql:
+    admin: postgresql-admin
+    exporter: postgresql-exporter
+
+endpoints:
+  cluster_domain_suffix: cluster.local
+  local_image_registry:
+    name: docker-registry
+    namespace: docker-registry
+    hosts:
+      default: localhost
+      internal: docker-registry
+      node: localhost
+    host_fqdn_override:
+      default: null
+    port:
+      registry:
+        node: 5000
+  postgresql:
+    auth:
+      admin:
+        username: postgres
+        password: password
+      exporter:
+        username: psql_exporter
+        password: psql_exp_pass
+    hosts:
+      default: postgresql
+    host_fqdn_override:
+      default: null
+    path: null
+    scheme: postgresql
+    port:
+      postgresql:
+        default: 5432
+  prometheus_postgresql_exporter:
+    namespace: null
+    auth:
+      user:
+        username: exporter
+        password: password
+    hosts:
+      default: postgresql-exporter
+    host_fqdn_override:
+      default: null
+    path:
+      default: /metrics
+    scheme:
+      default: 'http'
+    port:
+      metrics:
+        default: 9187
+
+manifests:
+  configmap_bin: true
+  job_image_repo_sync: true
+  secret_admin: true
+  service: true
+  statefulset: true
+  monitoring:
+    prometheus:
+      configmap_bin: true
+      deployment_exporter: true
+      job_user_create: true
+      secret_etc: true
+      service_exporter: true