SYS-664 add mariadb subchart for jira sunset

k8s/helm/jira/Chart.yaml

@@ -6,9 +6,13 @@ sources:
 - https://github.com/instantlinux/docker-tools
 - https://hub.docker.com/r/atlassian/jira-core
 type: application
-version: 0.1.5
+version: 0.1.6
 appVersion: "9.12.1"
 dependencies:
 - name: chartlib
   version: 0.1.8
   repository: https://instantlinux.github.io/docker-tools
+- name: mariadb
+  version: 0.1.0
+  repository: file://subcharts/mariadb
+  condition: mariadb.enabled

k8s/helm/jira/subcharts/mariadb/.helmignore

@@ -0,0 +1,2 @@
+*~
+.git

k8s/helm/jira/subcharts/mariadb/Chart.yaml

@@ -0,0 +1,15 @@
+apiVersion: v2
+name: mariadb
+description: Mariadb database
+home: https://github.com/instantlinux/docker-tools
+sources:
+- https://github.com/instantlinux/docker-tools
+- https://hub.docker.com/_/mariadb
+type: application
+version: 0.1.0
+# specify version tag from hub.docker.com in top-level values.yaml
+appVersion: "0.0.1"
+dependencies:
+- name: chartlib
+  version: 0.1.8
+  repository: https://instantlinux.github.io/docker-tools

k8s/helm/jira/subcharts/mariadb/templates/NOTES.txt

@@ -0,0 +1,28 @@
+{{- if hasKey .Values "service" }}
+{{- if or .Values.service.enabled (not (hasKey .Values.service "enabled")) }}
+1. Get the application URL by running these commands:
+{{- if hasKey .Values "ingress" }}
+{{- if .Values.ingress.enabled }}
+{{- range $host := .Values.ingress.hosts }}
+  {{- range .paths }}
+  http{{ if $.Values.ingress.tls }}s{{ end }}://{{ $host.host }}{{ .path }}
+  {{- end }}
+{{- end }}
+{{- else if contains "NodePort" .Values.service.type }}
+  export NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ include "local.fullname" . }})
+  export NODE_IP=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[0].status.addresses[0].address}")
+  echo http://$NODE_IP:$NODE_PORT
+{{- else if contains "LoadBalancer" .Values.service.type }}
+     NOTE: It may take a few minutes for the LoadBalancer IP to be available.
+           You can watch the status of by running 'kubectl get --namespace {{ .Release.Namespace }} svc -w {{ include "local.fullname" . }}'
+  export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ include "local.fullname" . }} --template "{{"{{ range (index .status.loadBalancer.ingress 0) }}{{.}}{{ end }}"}}")
+  echo http://$SERVICE_IP:{{ .Values.service.port }}
+{{- else if contains "ClusterIP" .Values.service.type }}
+  export POD_NAME=$(kubectl get pods --namespace {{ .Release.Namespace }} -l "app.kubernetes.io/name={{ include "local.name" . }},app.kubernetes.io/instance={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}")
+  export CONTAINER_PORT=$(kubectl get pod --namespace {{ .Release.Namespace }} $POD_NAME -o jsonpath="{.spec.containers[0].ports[0].containerPort}")
+  echo "Visit http://127.0.0.1:8080 to use your application"
+  kubectl --namespace {{ .Release.Namespace }} port-forward $POD_NAME 8080:$CONTAINER_PORT
+{{- end }}
+{{- end }}
+{{- end }}
+{{- end }}

k8s/helm/jira/subcharts/mariadb/templates/app.yaml

@@ -0,0 +1,15 @@
+{{- include "chartlib.configmap" . }}
+---
+{{- include "chartlib.deployment" . }}
+---
+{{- include "chartlib.hpa" . }}
+---
+{{- include "chartlib.ingress" . }}
+---
+{{- include "chartlib.ingresstotp" . }}
+---
+{{- include "chartlib.service" . }}
+---
+{{- include "chartlib.serviceaccount" . }}
+---
+{{- include "chartlib.statefulset" . }}

k8s/helm/jira/subcharts/mariadb/templates/configmap.yaml

@@ -0,0 +1,66 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ include "local.fullname" . }}
+  labels:
+    {{- include "local.labels" . | nindent 4 }}
+data:
+  my.cnf: |
+    # --- Deployed from kubernetes configmap ---
+    #
+    # For documentation see
+    # https://mariadb.com/kb/en/library/server-system-variables
+
+    [mysqld]
+    #
+    # * Basic Settings
+    #
+    basedir                 = /usr
+    tmpdir                  = /tmp
+    skip-external-locking
+    character_set_server    = {{ .Values.character_set_server }}
+    ignore_db_dirs          = lost+found
+
+    #
+    # * Fine Tuning
+    #
+    ft_min_word_len         = {{ .Values.ft_min_word_len }}
+    join_buffer_size        = {{ .Values.join_buffer_size }}
+    key_buffer_size         = {{ .Values.key_buffer_size }}
+    max_allowed_packet      = {{ .Values.max_allowed_packet }}
+    #max_connections        = 100
+    max_heap_table_size     = {{ .Values.max_heap_table_size }}
+    query_cache_type        = OFF
+    query_cache_size        = 0
+    read_buffer_size        = {{ .Values.read_buffer_size }}
+    read_rnd_buffer_size    = {{ .Values.read_rnd_buffer_size }}
+    table_open_cache        = 4096
+    thread_stack            = {{ .Values.thread_stack }}
+    thread_cache_size       = {{ .Values.thread_cache_size }}
+    #thread_concurrency     = 12
+    tmp_table_size          = {{ .Values.tmp_table_size }}
+
+    interactive_timeout     = {{ .Values.interactive_timeout }}
+    net_read_timeout        = {{ .Values.net_read_timeout }}
+    net_write_timeout       = {{ .Values.net_read_timeout }}
+    wait_timeout            = {{ .Values.wait_timeout }}
+
+    #
+    # * Slow query log
+    #
+    slow_query_log_file     = /var/log/mysql/mysql-slow.log
+    slow_query_log          = {{ .Values.slow_query_log }}
+    long_query_time         = {{ .Values.long_query_time }}
+    #log_queries_not_using_indexes
+
+    #
+    # * InnoDB
+    #
+    innodb_data_file_path        = ibdata1:10M:autoextend
+    innodb_buffer_pool_size      = {{ .Values.innodb_buffer_pool_size }}
+    innodb_log_file_size         = {{ .Values.innodb_log_file_size }}
+
+    [mysqldump]
+    quick
+    quote-names
+    max_allowed_packet           = 16M

k8s/helm/jira/subcharts/mariadb/templates/tests/test-connection.yaml

@@ -0,0 +1,17 @@
+{{- if hasKey .Values "service" }}
+apiVersion: v1
+kind: Pod
+metadata:
+  name: "{{ include "local.fullname" . }}-test-connection"
+  labels:
+    {{- include "local.labels" . | nindent 4 }}
+  annotations:
+    "helm.sh/hook": test
+spec:
+  containers:
+    - name: wget
+      image: busybox
+      command: ['wget']
+      args: ['{{ include "local.fullname" . }}:{{ .Values.service.port }}']
+  restartPolicy: Never
+{{- end }}

k8s/helm/jira/subcharts/mariadb/values.yaml

@@ -0,0 +1,81 @@
+# Default values for mariadb
+character_set_server: utf8
+ft_min_word_len: 3
+innodb_buffer_pool_size: 1024M
+innodb_log_file_size: 32M
+interactive_timeout: 28800
+join_buffer_size: 131072
+key_buffer_size: 16M
+long_query_time: 4
+max_allowed_packet: 256M
+max_heap_table_size: 16M
+net_read_timeout: 30
+net_write_timeout: 60
+read_buffer_size: 131072
+read_rnd_buffer_size: 262144
+slow_query_log: 1
+thread_stack: 192K
+thread_cache_size: 8
+tmp_table_size: 16M
+wait_timeout: 3600
+
+statefulset:
+  containerPorts: [ containerPort: 3306 ]
+  # environment variables defined in parent
+  env:
+    log_level: info
+  xenv:
+  - name: MARIADB_ROOT_PASSWORD
+    valueFrom:
+      secretKeyRef:
+        key: mysql-root-password
+        name: mysql-root-password
+  resources:
+    limits:
+      memory: 4096Mi
+    requests:
+      cpu: 300m
+      memory: 128Mi
+volumeMounts:
+- mountPath: /etc/mysql/my.cnf.d
+  name: etc
+- mountPath: /var/log/mysql
+  name: logs
+- mountPath: /var/lib/mysql
+  name: data
+volumes:
+- name: etc
+  configMap:
+    name: jira-mariadb
+volumeClaimTemplates:
+- metadata:
+    name: data
+  spec:
+    accessModes: [ ReadWriteOnce ]
+    resources:
+      requests:
+        storage: 8Gi
+- metadata:
+    name: logs
+  spec:
+    accessModes: [ ReadWriteOnce ]
+    resources:
+      requests:
+        storage: 500Mi
+
+image:
+  repository: mariadb
+  pullPolicy: IfNotPresent
+  # tag: default
+
+nameOverride: ""
+fullnameOverride: ""
+
+serviceAccount:
+  enabled: false
+service:
+  clusterIP: None
+  ports: [ port: 3306 ]
+  type: ClusterIP
+autoscaling:
+  enabled: false

k8s/helm/jira/values.yaml

@@ -82,3 +82,8 @@ ingress:
     nginx.ingress.kubernetes.io/enable-access-log: "false"
 ingressTOTP:
   enabled: true
+
+mariadb:
+  enabled: false
+  image:
+    tag: 10.4.20