Memcached: move Memcached chart to OSH-Infra

This PS moves the Memcached chart to OSH-Infra

Story: 2002204
Task: 21727

Change-Id: I47a226ba90a84cddcbf4911af4bf23257827e79e
Signed-off-by: Pete Birley <pete@port.direct>

memcached/Chart.yaml

@@ -0,0 +1,18 @@
+# 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 Memcached
+name: memcached
+version: 0.1.0

memcached/requirements.yaml

@@ -0,0 +1,18 @@
+# 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

memcached/templates/bin/_memcached.sh.tpl

@@ -0,0 +1,26 @@
+#!/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
+
+memcached --version
+exec memcached -v \
+  -p ${MEMCACHED_PORT} \
+  -U 0 \
+  -c ${MEMCACHED_MAX_CONNECTIONS} \
+  -m ${MEMCACHED_MEMORY}

memcached/templates/configmap-bin.yaml

@@ -0,0 +1,32 @@
+{{/*
+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 "memcached-bin"  }}
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ $configMapBinName }}
+data:
+{{- if .Values.images.local_registry.active }}
+  image-repo-sync.sh: |
+{{- include "helm-toolkit.scripts.image_repo_sync" . | indent 4 }}
+{{- end }}
+  memcached.sh: |
+{{ tuple "bin/_memcached.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
+{{- end }}

memcached/templates/deployment.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 .Values.manifests.deployment }}
+{{- $envAll := . }}
+
+{{- $rcControllerName := printf "%s-%s" $envAll.Release.Name "memcached"  }}
+{{- $configMapBinName := printf "%s-%s" $envAll.Release.Name "memcached-bin"  }}
+
+{{ tuple $envAll "memcached" $rcControllerName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ $rcControllerName | quote }}
+  labels:
+{{ tuple $envAll "memcached" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
+spec:
+  replicas: {{ .Values.pod.replicas.server }}
+  selector:
+    matchLabels:
+{{ tuple $envAll "memcached" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 6 }}
+{{ tuple $envAll | include "helm-toolkit.snippets.kubernetes_upgrades_deployment" | indent 2 }}
+  template:
+    metadata:
+      labels:
+{{ tuple $envAll "memcached" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
+    spec:
+      serviceAccountName: {{ $rcControllerName | quote }}
+      affinity:
+{{ tuple $envAll "memcached" "server" | include "helm-toolkit.snippets.kubernetes_pod_anti_affinity" | indent 8 }}
+      nodeSelector:
+        {{ .Values.labels.server.node_selector_key }}: {{ .Values.labels.server.node_selector_value }}
+      terminationGracePeriodSeconds: {{ .Values.pod.lifecycle.termination_grace_period.memcached.timeout | default "30" }}
+      initContainers:
+{{ tuple $envAll "memcached" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 9 }}
+      containers:
+        - name: memcached
+{{ tuple $envAll "memcached" | include "helm-toolkit.snippets.image" | indent 10 }}
+{{ tuple $envAll $envAll.Values.pod.resources.server | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
+          env:
+            - name: MEMCACHED_PORT
+              value: {{ tuple "oslo_cache" "internal" "memcache" . | include "helm-toolkit.endpoints.endpoint_port_lookup" | quote }}
+            - name: MEMCACHED_MAX_CONNECTIONS
+              value: {{ .Values.conf.memcached.max_connections | quote }}
+            - name: MEMCACHED_MEMORY
+              value: {{ .Values.conf.memcached.memory | quote }}
+          command:
+            - /tmp/memcached.sh
+          ports:
+            - containerPort: {{ tuple "oslo_cache" "internal" "memcache" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
+          readinessProbe:
+            tcpSocket:
+              port: {{ tuple "oslo_cache" "internal" "memcache" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
+          volumeMounts:
+            - name: memcached-bin
+              mountPath: /tmp/memcached.sh
+              subPath: memcached.sh
+              readOnly: true
+      volumes:
+        - name: memcached-bin
+          configMap:
+            name: {{ $configMapBinName | quote }}
+            defaultMode: 0555
+{{- end }}

memcached/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" "memcached" -}}
+{{ $imageRepoSyncJob | include "helm-toolkit.manifests.job_image_repo_sync" }}
+{{- end }}

memcached/templates/monitoring/prometheus/bin/_memcached-exporter.sh.tpl

@@ -0,0 +1,30 @@
+#!/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
+COMMAND="${@:-start}"
+
+function start () {
+  exec /bin/memcached_exporter --memcached.address "$MEMCACHED_HOST"
+}
+
+function stop () {
+  kill -TERM 1
+}
+
+$COMMAND

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

@@ -0,0 +1,28 @@
+{{/*
+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:  {{ printf "%s-%s" $envAll.Release.Name "memcached-exporter-bin" | quote }}
+data:
+  memcached-exporter.sh: |
+{{ tuple "bin/_memcached-exporter.sh.tpl" . | include "helm-toolkit.utils.template" | indent 4 }}
+{{- end }}

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

@@ -0,0 +1,73 @@
+{{/*
+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 := . }}
+
+{{- $rcControllerName := printf "%s-%s" $envAll.Release.Name "memcached-exporter"  }}
+{{- $configMapBinName := printf "%s-%s" $envAll.Release.Name "memcached-exporter-bin"  }}
+
+{{ tuple $envAll "prometheus_memcached_exporter" $rcControllerName | include "helm-toolkit.snippets.kubernetes_pod_rbac_serviceaccount" }}
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ $rcControllerName | quote }}
+  labels:
+{{ tuple $envAll "prometheus_memcached_exporter" "exporter" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
+spec:
+  replicas: {{ .Values.pod.replicas.prometheus_memcached_exporter }}
+  selector:
+    matchLabels:
+{{ tuple $envAll "prometheus_memcached_exporter" "exporter" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 6 }}
+{{ tuple $envAll | include "helm-toolkit.snippets.kubernetes_upgrades_deployment" | indent 2 }}
+  template:
+    metadata:
+      labels:
+{{ tuple $envAll "prometheus_memcached_exporter" "exporter" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 8 }}
+      namespace: {{ .Values.endpoints.prometheus_memcached_exporter.namespace }}
+    spec:
+      serviceAccountName: {{ $rcControllerName | quote }}
+      nodeSelector:
+        {{ .Values.labels.prometheus_memcached_exporter.node_selector_key }}: {{ .Values.labels.prometheus_memcached_exporter.node_selector_value }}
+      terminationGracePeriodSeconds: {{ .Values.pod.lifecycle.termination_grace_period.prometheus_memcached_exporter.timeout | default "30" }}
+      initContainers:
+{{ tuple $envAll "prometheus_memcached_exporter" list | include "helm-toolkit.snippets.kubernetes_entrypoint_init_container" | indent 8 }}
+      containers:
+        - name: memcached-exporter
+          image: {{ .Values.images.tags.prometheus_memcached_exporter }}
+          imagePullPolicy: {{ .Values.images.pull_policy }}
+{{ tuple $envAll $envAll.Values.pod.resources.prometheus_memcached_exporter | include "helm-toolkit.snippets.kubernetes_resources" | indent 10 }}
+          command:
+            - /tmp/memcached-exporter.sh
+            - start
+          ports:
+            - name: metrics
+              containerPort: {{ tuple "prometheus_memcached_exporter" "internal" "metrics" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
+          env:
+          - name: MEMCACHED_HOST
+            value: {{ tuple "oslo_cache" "internal" "memcache" . | include "helm-toolkit.endpoints.host_and_port_endpoint_uri_lookup" }}
+          volumeMounts:
+            - name: memcached-exporter-bin
+              mountPath: /tmp/memcached-exporter.sh
+              subPath: memcached-exporter.sh
+              readOnly: true
+      volumes:
+        - name: memcached-exporter-bin
+          configMap:
+            name: {{ $configMapBinName | quote }}
+            defaultMode: 0555
+{{- end }}

memcached/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.memcached_exporter }}
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ tuple "prometheus_memcached_exporter" "internal" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
+  labels:
+{{ tuple $envAll "prometheus_memcached_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_memcached_exporter" "internal" "metrics" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
+  selector:
+{{ tuple $envAll "prometheus_memcached_exporter" "exporter" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
+{{- end }}

memcached/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 "oslo_cache" "internal" . | include "helm-toolkit.endpoints.hostname_short_endpoint_lookup" }}
+spec:
+  sessionAffinity: ClientIP
+  ports:
+    - port: {{ tuple "oslo_cache" "internal" "memcache" . | include "helm-toolkit.endpoints.endpoint_port_lookup" }}
+  selector:
+{{ tuple $envAll "memcached" "server" | include "helm-toolkit.snippets.kubernetes_metadata_labels" | indent 4 }}
+{{- end }}

memcached/values.yaml

@@ -0,0 +1,170 @@
+# 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 memcached.
+# This is a YAML-formatted file.
+# Declare name/value pairs to be passed into your templates.
+# name: value
+
+conf:
+  memcached:
+    max_connections: 8192
+    # NOTE(pordirect): this should match the value in
+    # `pod.resources.memcached.memory`
+    memory: 1024
+
+dependencies:
+  dynamic:
+    common:
+      local_image_registry:
+        jobs:
+          - memcached-image-repo-sync
+        services:
+          - endpoint: node
+            service: local_image_registry
+  static:
+    memcached:
+      jobs: null
+    image_repo_sync:
+      services:
+        - endpoint: internal
+          service: local_image_registry
+    prometheus_memcached_exporter:
+      services:
+        - endpoint: internal
+          service: oslo_cache
+
+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
+  oslo_cache:
+    namespace: null
+    host_fqdn_override:
+      default: null
+    hosts:
+      default: memcached
+    namespace: null
+    port:
+      memcache:
+        default: 11211
+  prometheus_memcached_exporter:
+    namespace: null
+    hosts:
+      default: memcached-exporter
+    host_fqdn_override:
+      default: null
+    path:
+      default: /metrics
+    scheme:
+      default: 'http'
+    port:
+      metrics:
+        default: 9150
+
+monitoring:
+  prometheus:
+    enabled: false
+    memcached_exporter:
+      scrape: true
+
+images:
+  pull_policy: IfNotPresent
+  tags:
+    dep_check: 'quay.io/stackanetes/kubernetes-entrypoint:v0.3.1'
+    memcached: 'docker.io/memcached:1.5.5'
+    prometheus_memcached_exporter: docker.io/prom/memcached-exporter:v0.4.1
+    image_repo_sync: docker.io/docker:17.07.0
+  local_registry:
+    active: false
+    exclude:
+      - dep_check
+      - image_repo_sync
+
+labels:
+  server:
+    node_selector_key: openstack-control-plane
+    node_selector_value: enabled
+  prometheus_memcached_exporter:
+    node_selector_key: openstack-control-plane
+    node_selector_value: enabled
+
+manifests:
+  configmap_bin: true
+  deployment: true
+  job_image_repo_sync: true
+  service: true
+  monitoring:
+    prometheus:
+      configmap_bin: true
+      deployment_exporter: true
+      service_exporter: true
+
+pod:
+  affinity:
+    anti:
+      topologyKey:
+        default: kubernetes.io/hostname
+      type:
+        default: preferredDuringSchedulingIgnoredDuringExecution
+  lifecycle:
+    upgrades:
+      deployments:
+        pod_replacement_strategy: RollingUpdate
+        revision_history: 3
+        rolling_update:
+          max_surge: 3
+          max_unavailable: 1
+    termination_grace_period:
+      memcached:
+        timeout: 30
+      prometheus_memcached_exporter:
+        timeout: 30
+  replicas:
+    server: 1
+    prometheus_memcached_exporter: 1
+  resources:
+    enabled: false
+    memcached:
+      limits:
+        cpu: "2000m"
+        memory: "1024Mi"
+      requests:
+        cpu: "500m"
+        memory: "128Mi"
+    prometheus_memcached_exporter:
+      limits:
+        memory: "1024Mi"
+        cpu: "2000m"
+      requests:
+        cpu: 500m
+        memory: 128Mi
+    jobs:
+      image_repo_sync:
+        requests:
+          memory: "128Mi"
+          cpu: "100m"
+        limits:
+          memory: "1024Mi"
+          cpu: "2000m"