feat(postgresql): move postgresql to use statefullset and cleanup (#1335)

* feat(postgresql): move postgresql to use statefullset by default

* some more misc tweaks

* whoops

* dahhh

* dont use a data distinction for postgresql

* remove unused crap

* bumps

* oops

charts/dependency/postgresql/Chart.yaml

@@ -22,7 +22,7 @@ name: postgresql
 sources:
 - https://www.postgresql.org/
 type: application
-version: 5.1.18
+version: 5.2.0
 annotations:
   truecharts.org/catagories: |
     - database

charts/dependency/postgresql/questions.yaml

@@ -34,7 +34,7 @@ questions:
                 label: "(Advanced) Controller Type"
                 schema:
                   type: string
-                  default: "deployment"
+                  default: "statefulset"
                   required: true
                   enum:
                     - value: "deployment"
@@ -55,7 +55,7 @@ questions:
                 label: "(Advanced) Update Strategy"
                 schema:
                   type: string
-                  default: "Recreate"
+                  default: "RollingUpdate"
                   required: true
                   enum:
                     - value: "Recreate"
@@ -178,15 +178,15 @@ questions:
 
 # Include{serviceList}
 
-  - variable: persistence
+  - variable: volumeClaimTemplates
     label: "Integrated Persistent Storage"
     description: "Integrated Persistent Storage"
     group: "Storage and Persistence"
     schema:
       type: dict
       attrs:
-        - variable: db
-          label: "Old db Storage"
+        - variable: data
+          label: "DB Storage"
           description: "Stores the old Application Database."
           schema:
             type: dict
@@ -207,14 +207,8 @@ questions:
                   enum:
                     - value: "simplePVC"
                       description: "PVC (simple)"
-                    - value: "simpleHP"
-                      description: "HostPath (simple)"
-                    - value: "emptyDir"
-                      description: "emptyDir"
                     - value: "pvc"
                       description: "pvc"
-                    - value: "hostPath"
-                      description: "hostPath"
 # Include{persistenceBasic}
               - variable: hostPath
                 label: "hostPath"

charts/dependency/postgresql/values.yaml

@@ -3,6 +3,50 @@ image:
   pullPolicy: IfNotPresent
   tag: 14.1.0@sha256:480fa9cd68d9013ea622b8a6dc71505bc8f0eaeac6d062cb5182bff44d0fcdbb
 
+controller:
+  # -- Set the controller type.
+  # Valid options are deployment, daemonset or statefulset
+  type: statefulset
+  # -- Number of desired pods
+  replicas: 1
+  # -- Set the controller upgrade strategy
+  # For Deployments, valid values are Recreate (default) and RollingUpdate.
+  # For StatefulSets, valid values are OnDelete and RollingUpdate (default).
+  # DaemonSets ignore this.
+  strategy: RollingUpdate
+  rollingUpdate:
+    # -- Set deployment RollingUpdate max unavailable
+    unavailable: 1
+    # -- Set deployment RollingUpdate max surge
+    surge:
+    # -- Set statefulset RollingUpdate partition
+    partition:
+  # -- ReplicaSet revision history limit
+  revisionHistoryLimit: 3
+
+initContainers:
+  migrate-db:
+    image: "{{ .Values.alpineImage.repository}}:{{ .Values.alpineImage.tag }}"
+    securityContext:
+      runAsUser: 0
+      privileged: true
+      runAsNonRoot: false
+    command:
+      - /bin/sh
+      - -cx
+      - |
+        echo 'trying to migrate old db to new location...'
+        mkdir -p /bitnami/postgresql/data
+        mv -f /bitnami/postgresql/old/* /bitnami/postgresql/ || true
+        chown -R {{ .Values.podSecurityContext.runAsUser }}:{{ .Values.podSecurityContext.fsGroup }} /bitnami/postgresql/
+        chmod 775 /bitnami/postgresql/
+    imagePullPolicy: IfNotPresent
+    volumeMounts:
+      - name: db
+        mountPath: /bitnami/postgresql/old
+      - name: data
+        mountPath: /bitnami/postgresql
+
 securityContext:
   readOnlyRootFilesystem: false
 
@@ -22,6 +66,11 @@ podSecurityContext:
 
 persistence:
   db:
+    enabled: true
+    mountPath: "/bitnami/postgresql/old"
+
+volumeClaimTemplates:
+  data:
     enabled: true
     mountPath: "/bitnami/postgresql"