feat(charts): reuses the value from an existing secret and config

Author: duanhongyi

charts/database/templates/database-secret-creds.yaml

@@ -6,13 +6,11 @@ metadata:
   labels:
     app: drycc-database
     heritage: drycc
-  annotations:
-    "helm.sh/hook": pre-install
 data:
-  superuser: {{ if .Values.superuser | default "" | ne "" }}{{ .Values.superuser | lower | b64enc }}{{ else }}{{ randAlpha 32 | lower | b64enc }}{{ end }}
-  superuser-password: {{ if .Values.superuserPassword | default "" | ne "" }}{{ .Values.superuserPassword | b64enc }}{{ else }}{{ randAlphaNum 32 | b64enc }}{{ end }}
-  replicator: {{ if .Values.replicator | default "" | ne "" }}{{ .Values.replicator | lower | b64enc }}{{ else }}{{ randAlpha 32 | lower | b64enc }}{{ end }}
-  replicator-password: {{ if .Values.replicatorPassword | default "" | ne "" }}{{ .Values.replicatorPassword | b64enc }}{{ else }}{{ randAlphaNum 32 | b64enc }}{{ end }}
-  user: {{ if .Values.user | default "" | ne "" }}{{ .Values.user | lower | b64enc }}{{ else }}{{ randAlpha 32 | lower | b64enc }}{{ end }}
-  password: {{ if .Values.password | default "" | ne "" }}{{ .Values.password | b64enc }}{{ else }}{{ randAlphaNum 32 | b64enc }}{{ end }}
+  superuser: {{ include "common.secrets.lookup" (dict "secret" "database-creds" "key" "superuser" "defaultValue" (.Values.superuser | default (randAlpha 32) | lower) "context" $) }}
+  superuser-password: {{ include "common.secrets.lookup" (dict "secret" "database-creds" "key" "superuser-password" "defaultValue" (.Values.superuserPassword | default (randAlphaNum 32)) "context" $) }}
+  replicator: {{ include "common.secrets.lookup" (dict "secret" "database-creds" "key" "replicator" "defaultValue" (.Values.replicator | default (randAlpha 32) | lower) "context" $) }}
+  replicator-password: {{ include "common.secrets.lookup" (dict "secret" "database-creds" "key" "replicator-password" "defaultValue" (.Values.replicatorPassword | default (randAlphaNum 32) | lower) "context" $) }}
+  user: {{ include "common.secrets.lookup" (dict "secret" "database-creds" "key" "user" "defaultValue" (.Values.user | default (randAlpha 32) | lower) "context" $) }}
+  password: {{ include "common.secrets.lookup" (dict "secret" "database-creds" "key" "password" "defaultValue" (.Values.password | default (randAlphaNum 32)) "context" $) }}
 {{- end }}