feat(mongodb): run in single replicaset (take3) (#2505)

* feat(mongodb): run in single replicaset (take3)

* use secret

* add replicaset name

* ui also

* add oplog user creation script

charts/dependency/mongodb/Chart.yaml

@@ -23,7 +23,7 @@ sources:
   - https://github.com/bitnami/bitnami-docker-mongodb
   - https://www.mongodb.com
 type: application
-version: 0.0.31
+version: 0.1.0
 annotations:
   truecharts.org/catagories: |
     - database

charts/dependency/mongodb/questions.yaml

@@ -97,6 +97,27 @@ questions:
       type: string
       default: ""
       required: true
+  - variable: mongodbReplicasetMode
+    group: "App Configuration"
+    label: "ReplicaSet Mode"
+    schema:
+      type: string
+      default: "primary"
+      required: true
+  - variable: mongodbReplicasetName
+    group: "App Configuration"
+    label: "ReplicaSet Name"
+    schema:
+      type: string
+      default: "rs0"
+      required: true
+  - variable: mongodbReplicasetKey
+    group: "App Configuration"
+    label: "ReplicaSet Key"
+    schema:
+      type: string
+      default: "testreplicasetkey"
+      required: true
 
   - variable: service
     group: "Networking and Services"

charts/dependency/mongodb/templates/common.yaml

@@ -1 +1,20 @@
-{{ include "common.all" . }}
+{{- include "common.setup" . }}
+
+{{/* Append the hardcoded settings */}}
+{{- define "mongodb.harcodedValues" -}}
+persistence:
+  focalboard-config:
+    enabled: "true"
+    mountPath: "/docker-entrypoint-initdb.d/create-oplog-user.sh"
+    subPath: "create-oplog-user.sh"
+    type: "custom"
+    volumeSpec:
+      configMap:
+        name: {{ printf "%v-create-oplog-user" (include "common.names.fullname" .) }}
+{{- end -}}
+{{- $_ := mergeOverwrite .Values (include "mongodb.harcodedValues" . | fromYaml) -}}
+
+{{- include "mongodb.configmap" . }}
+
+{{/* Render the templates */}}
+{{ include "common.postSetup" . }}

charts/dependency/mongodb/templates/create-oplog-user.yaml

@@ -0,0 +1,27 @@
+{{- define "mongodb.configmap" -}}
+
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ include "common.names.fullname" . }}-create-oplog-user
+  labels:
+    {{- include "common.labels" . | nindent 4 }}
+data:
+  create-oplog-user.sh: |-
+    #!/bin/bash
+
+    echo "Generating command for oplog user creation...";
+    # '.script' extension is just to avoid the bitnami init script to executing it. (bitnami executes .sh and .js files automatically)
+    echo 'use '$MONGODB_DATABASE > /docker-entrypoint-initdb.d/createOpLogUser.script;
+    echo 'db.createUser({user: "'$MONGODB_USERNAME'-oplog", pwd: "'$MONGODB_PASSWORD'", roles: [ { role: "read", db: "local" } ]})' >> /docker-entrypoint-initdb.d/createOpLogUser.script;
+    echo "Command Generated!";
+
+    echo "Creating the user...";
+    mongo admin -u root -p $MONGODB_ROOT_PASSWORD < /docker-entrypoint-initdb.d/createOpLogUser.script;
+    echo "User Created!";
+
+    echo "Removing mongodb generated command"...;
+    rm /docker-entrypoint-initdb.d/createOpLogUser.script;
+    echo "Removed mongodb generated command!";
+{{- end -}}

charts/dependency/mongodb/templates/secret.yaml

@@ -12,3 +12,4 @@ type: Opaque
 data:
   mongodb-password: {{ ( .Values.mongodbPassword | default "empty" ) | b64enc | quote }}
   mongodb-root-password: {{ ( .Values.mongodbRootPassword | default "empty" ) | b64enc | quote }}
+  mongodb-replicaset-key: {{ ( .Values.mongodbReplicasetKey | default "empty" ) | b64enc | quote }}

charts/dependency/mongodb/values.yaml

@@ -99,6 +99,9 @@ mongodbPassword: "testpass"
 mongodbUsername: "test"
 mongodbDatabase: "test"
 mongodbRootPassword: "testroot"
+mongodbReplicasetMode: "primary"
+mongodbReplicasetName: "rs0"
+mongodbReplicasetKey: "testreplicasetkey"
 existingSecret: ""
 
 envValueFrom:
@@ -110,7 +113,13 @@ envValueFrom:
     secretKeyRef:
       name: '{{ ( tpl .Values.existingSecret $ ) | default ( include "common.names.fullname" . ) }}'
       key: "mongodb-root-password"
+  MONGODB_REPLICA_SET_KEY:
+    secretKeyRef:
+      name: '{{ ( tpl .Values.existingSecret $ ) | default ( include "common.names.fullname" . ) }}'
+      key: "mongodb-replicaset-key"
 
 env:
   MONGODB_USERNAME: "{{ .Values.mongodbUsername }}"
   MONGODB_DATABASE: "{{ .Values.mongodbDatabase }}"
+  MONGODB_REPLICA_SET_MODE: "{{ .Values.mongodbReplicasetMode }}"
+  MONGODB_REPLICA_SET_NAME: "{{ .Values.mongodbReplicasetName }}"