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diff --git a/kubernetes/common/mongodb/common/templates/validations/_postgresql.tpl b/kubernetes/common/mongodb/common/templates/validations/_postgresql.tpl
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+{{/*
+Copyright VMware, Inc.
+SPDX-License-Identifier: APACHE-2.0
+*/}}
+
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Validate PostgreSQL required passwords are not empty.
+
+Usage:
+{{ include "common.validations.values.postgresql.passwords" (dict "secret" "secretName" "subchart" false "context" $) }}
+Params:
+  - secret - String - Required. Name of the secret where postgresql values are stored, e.g: "postgresql-passwords-secret"
+  - subchart - Boolean - Optional. Whether postgresql is used as subchart or not. Default: false
+*/}}
+{{- define "common.validations.values.postgresql.passwords" -}}
+  {{- $existingSecret := include "common.postgresql.values.existingSecret" . -}}
+  {{- $enabled := include "common.postgresql.values.enabled" . -}}
+  {{- $valueKeyPostgresqlPassword := include "common.postgresql.values.key.postgressPassword" . -}}
+  {{- $valueKeyPostgresqlReplicationEnabled := include "common.postgresql.values.key.replicationPassword" . -}}
+  {{- if and (or (not $existingSecret) (eq $existingSecret "\"\"")) (eq $enabled "true") -}}
+    {{- $requiredPasswords := list -}}
+    {{- $requiredPostgresqlPassword := dict "valueKey" $valueKeyPostgresqlPassword "secret" .secret "field" "postgresql-password" -}}
+    {{- $requiredPasswords = append $requiredPasswords $requiredPostgresqlPassword -}}
+
+    {{- $enabledReplication := include "common.postgresql.values.enabled.replication" . -}}
+    {{- if (eq $enabledReplication "true") -}}
+        {{- $requiredPostgresqlReplicationPassword := dict "valueKey" $valueKeyPostgresqlReplicationEnabled "secret" .secret "field" "postgresql-replication-password" -}}
+        {{- $requiredPasswords = append $requiredPasswords $requiredPostgresqlReplicationPassword -}}
+    {{- end -}}
+
+    {{- include "common.validations.values.multiple.empty" (dict "required" $requiredPasswords "context" .context) -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to decide whether evaluate global values.
+
+Usage:
+{{ include "common.postgresql.values.use.global" (dict "key" "key-of-global" "context" $) }}
+Params:
+  - key - String - Required. Field to be evaluated within global, e.g: "existingSecret"
+*/}}
+{{- define "common.postgresql.values.use.global" -}}
+  {{- if .context.Values.global -}}
+    {{- if .context.Values.global.postgresql -}}
+      {{- index .context.Values.global.postgresql .key | quote -}}
+    {{- end -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for existingSecret.
+
+Usage:
+{{ include "common.postgresql.values.existingSecret" (dict "context" $) }}
+*/}}
+{{- define "common.postgresql.values.existingSecret" -}}
+  {{- $globalValue := include "common.postgresql.values.use.global" (dict "key" "existingSecret" "context" .context) -}}
+
+  {{- if .subchart -}}
+    {{- default (.context.Values.postgresql.existingSecret | quote) $globalValue -}}
+  {{- else -}}
+    {{- default (.context.Values.existingSecret | quote) $globalValue -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for enabled postgresql.
+
+Usage:
+{{ include "common.postgresql.values.enabled" (dict "context" $) }}
+*/}}
+{{- define "common.postgresql.values.enabled" -}}
+  {{- if .subchart -}}
+    {{- printf "%v" .context.Values.postgresql.enabled -}}
+  {{- else -}}
+    {{- printf "%v" (not .context.Values.enabled) -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for the key postgressPassword.
+
+Usage:
+{{ include "common.postgresql.values.key.postgressPassword" (dict "subchart" "true" "context" $) }}
+Params:
+  - subchart - Boolean - Optional. Whether postgresql is used as subchart or not. Default: false
+*/}}
+{{- define "common.postgresql.values.key.postgressPassword" -}}
+  {{- $globalValue := include "common.postgresql.values.use.global" (dict "key" "postgresqlUsername" "context" .context) -}}
+
+  {{- if not $globalValue -}}
+    {{- if .subchart -}}
+      postgresql.postgresqlPassword
+    {{- else -}}
+      postgresqlPassword
+    {{- end -}}
+  {{- else -}}
+    global.postgresql.postgresqlPassword
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for enabled.replication.
+
+Usage:
+{{ include "common.postgresql.values.enabled.replication" (dict "subchart" "true" "context" $) }}
+Params:
+  - subchart - Boolean - Optional. Whether postgresql is used as subchart or not. Default: false
+*/}}
+{{- define "common.postgresql.values.enabled.replication" -}}
+  {{- if .subchart -}}
+    {{- printf "%v" .context.Values.postgresql.replication.enabled -}}
+  {{- else -}}
+    {{- printf "%v" .context.Values.replication.enabled -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for the key replication.password.
+
+Usage:
+{{ include "common.postgresql.values.key.replicationPassword" (dict "subchart" "true" "context" $) }}
+Params:
+  - subchart - Boolean - Optional. Whether postgresql is used as subchart or not. Default: false
+*/}}
+{{- define "common.postgresql.values.key.replicationPassword" -}}
+  {{- if .subchart -}}
+    postgresql.replication.password
+  {{- else -}}
+    replication.password
+  {{- end -}}
+{{- end -}}