Adding powerdns k8s proxy charm and descriptors

Signed-off-by: Gulsum Atici <gulsum.atici@canonical.com>

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/charts/common/templates/_names.tpl

+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "common.names.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "common.names.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "common.names.fullname" -}}
+{{- if .Values.fullnameOverride -}}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- $name := default .Chart.Name .Values.nameOverride -}}
+{{- if contains $name .Release.Name -}}
+{{- .Release.Name | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Create a default fully qualified dependency name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+Usage:
+{{ include "common.names.dependency.fullname" (dict "chartName" "dependency-chart-name" "chartValues" .Values.dependency-chart "context" $) }}
+*/}}
+{{- define "common.names.dependency.fullname" -}}
+{{- if .chartValues.fullnameOverride -}}
+{{- .chartValues.fullnameOverride | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- $name := default .chartName .chartValues.nameOverride -}}
+{{- if contains $name .context.Release.Name -}}
+{{- .context.Release.Name | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- printf "%s-%s" .context.Release.Name $name | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Allow the release namespace to be overridden for multi-namespace deployments in combined charts.
+*/}}
+{{- define "common.names.namespace" -}}
+{{- if .Values.namespaceOverride -}}
+{{- .Values.namespaceOverride -}}
+{{- else -}}
+{{- .Release.Namespace -}}
+{{- end -}}
+{{- end -}}
\ No newline at end of file

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/charts/common/templates/_secrets.tpl

+{{/* vim: set filetype=mustache: */}}
+{{/*
+Generate secret name.
+
+Usage:
+{{ include "common.secrets.name" (dict "existingSecret" .Values.path.to.the.existingSecret "defaultNameSuffix" "mySuffix" "context" $) }}
+
+Params:
+  - existingSecret - ExistingSecret/String - Optional. The path to the existing secrets in the values.yaml given by the user
+    to be used instead of the default one. Allows for it to be of type String (just the secret name) for backwards compatibility.
+    +info: https://github.com/bitnami/charts/tree/master/bitnami/common#existingsecret
+  - defaultNameSuffix - String - Optional. It is used only if we have several secrets in the same deployment.
+  - context - Dict - Required. The context for the template evaluation.
+*/}}
+{{- define "common.secrets.name" -}}
+{{- $name := (include "common.names.fullname" .context) -}}
+
+{{- if .defaultNameSuffix -}}
+{{- $name = printf "%s-%s" $name .defaultNameSuffix | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{- with .existingSecret -}}
+{{- if not (typeIs "string" .) -}}
+{{- with .name -}}
+{{- $name = . -}}
+{{- end -}}
+{{- else -}}
+{{- $name = . -}}
+{{- end -}}
+{{- end -}}
+
+{{- printf "%s" $name -}}
+{{- end -}}
+
+{{/*
+Generate secret key.
+
+Usage:
+{{ include "common.secrets.key" (dict "existingSecret" .Values.path.to.the.existingSecret "key" "keyName") }}
+
+Params:
+  - existingSecret - ExistingSecret/String - Optional. The path to the existing secrets in the values.yaml given by the user
+    to be used instead of the default one. Allows for it to be of type String (just the secret name) for backwards compatibility.
+    +info: https://github.com/bitnami/charts/tree/master/bitnami/common#existingsecret
+  - key - String - Required. Name of the key in the secret.
+*/}}
+{{- define "common.secrets.key" -}}
+{{- $key := .key -}}
+
+{{- if .existingSecret -}}
+  {{- if not (typeIs "string" .existingSecret) -}}
+    {{- if .existingSecret.keyMapping -}}
+      {{- $key = index .existingSecret.keyMapping $.key -}}
+    {{- end -}}
+  {{- end }}
+{{- end -}}
+
+{{- printf "%s" $key -}}
+{{- end -}}
+
+{{/*
+Generate secret password or retrieve one if already created.
+
+Usage:
+{{ include "common.secrets.passwords.manage" (dict "secret" "secret-name" "key" "keyName" "providedValues" (list "path.to.password1" "path.to.password2") "length" 10 "strong" false "chartName" "chartName" "context" $) }}
+
+Params:
+  - secret - String - Required - Name of the 'Secret' resource where the password is stored.
+  - key - String - Required - Name of the key in the secret.
+  - providedValues - List<String> - Required - The path to the validating value in the values.yaml, e.g: "mysql.password". Will pick first parameter with a defined value.
+  - length - int - Optional - Length of the generated random password.
+  - strong - Boolean - Optional - Whether to add symbols to the generated random password.
+  - chartName - String - Optional - Name of the chart used when said chart is deployed as a subchart.
+  - context - Context - Required - Parent context.
+
+The order in which this function returns a secret password:
+  1. Already existing 'Secret' resource
+     (If a 'Secret' resource is found under the name provided to the 'secret' parameter to this function and that 'Secret' resource contains a key with the name passed as the 'key' parameter to this function then the value of this existing secret password will be returned)
+  2. Password provided via the values.yaml
+     (If one of the keys passed to the 'providedValues' parameter to this function is a valid path to a key in the values.yaml and has a value, the value of the first key with a value will be returned)
+  3. Randomly generated secret password
+     (A new random secret password with the length specified in the 'length' parameter will be generated and returned)
+
+*/}}
+{{- define "common.secrets.passwords.manage" -}}
+
+{{- $password := "" }}
+{{- $subchart := "" }}
+{{- $chartName := default "" .chartName }}
+{{- $passwordLength := default 10 .length }}
+{{- $providedPasswordKey := include "common.utils.getKeyFromList" (dict "keys" .providedValues "context" $.context) }}
+{{- $providedPasswordValue := include "common.utils.getValueFromKey" (dict "key" $providedPasswordKey "context" $.context) }}
+{{- $secretData := (lookup "v1" "Secret" $.context.Release.Namespace .secret).data }}
+{{- if $secretData }}
+  {{- if hasKey $secretData .key }}
+    {{- $password = index $secretData .key }}
+  {{- else }}
+    {{- printf "\nPASSWORDS ERROR: The secret \"%s\" does not contain the key \"%s\"\n" .secret .key | fail -}}
+  {{- end -}}
+{{- else if $providedPasswordValue }}
+  {{- $password = $providedPasswordValue | toString | b64enc | quote }}
+{{- else }}
+
+  {{- if .context.Values.enabled }}
+    {{- $subchart = $chartName }}
+  {{- end -}}
+
+  {{- $requiredPassword := dict "valueKey" $providedPasswordKey "secret" .secret "field" .key "subchart" $subchart "context" $.context -}}
+  {{- $requiredPasswordError := include "common.validations.values.single.empty" $requiredPassword -}}
+  {{- $passwordValidationErrors := list $requiredPasswordError -}}
+  {{- include "common.errors.upgrade.passwords.empty" (dict "validationErrors" $passwordValidationErrors "context" $.context) -}}
+
+  {{- if .strong }}
+    {{- $subStr := list (lower (randAlpha 1)) (randNumeric 1) (upper (randAlpha 1)) | join "_" }}
+    {{- $password = randAscii $passwordLength }}
+    {{- $password = regexReplaceAllLiteral "\\W" $password "@" | substr 5 $passwordLength }}
+    {{- $password = printf "%s%s" $subStr $password | toString | shuffle | b64enc | quote }}
+  {{- else }}
+    {{- $password = randAlphaNum $passwordLength | b64enc | quote }}
+  {{- end }}
+{{- end -}}
+{{- printf "%s" $password -}}
+{{- end -}}
+
+{{/*
+Returns whether a previous generated secret already exists
+
+Usage:
+{{ include "common.secrets.exists" (dict "secret" "secret-name" "context" $) }}
+
+Params:
+  - secret - String - Required - Name of the 'Secret' resource where the password is stored.
+  - context - Context - Required - Parent context.
+*/}}
+{{- define "common.secrets.exists" -}}
+{{- $secret := (lookup "v1" "Secret" $.context.Release.Namespace .secret) }}
+{{- if $secret }}
+  {{- true -}}
+{{- end -}}
+{{- end -}}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/charts/common/templates/_storage.tpl

+{{/* vim: set filetype=mustache: */}}
+{{/*
+Return  the proper Storage Class
+{{ include "common.storage.class" ( dict "persistence" .Values.path.to.the.persistence "global" $) }}
+*/}}
+{{- define "common.storage.class" -}}
+
+{{- $storageClass := .persistence.storageClass -}}
+{{- if .global -}}
+    {{- if .global.storageClass -}}
+        {{- $storageClass = .global.storageClass -}}
+    {{- end -}}
+{{- end -}}
+
+{{- if $storageClass -}}
+  {{- if (eq "-" $storageClass) -}}
+      {{- printf "storageClassName: \"\"" -}}
+  {{- else }}
+      {{- printf "storageClassName: %s" $storageClass -}}
+  {{- end -}}
+{{- end -}}
+
+{{- end -}}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/charts/common/templates/_tplvalues.tpl

+{{/* vim: set filetype=mustache: */}}
+{{/*
+Renders a value that contains template.
+Usage:
+{{ include "common.tplvalues.render" ( dict "value" .Values.path.to.the.Value "context" $) }}
+*/}}
+{{- define "common.tplvalues.render" -}}
+    {{- if typeIs "string" .value }}
+        {{- tpl .value .context }}
+    {{- else }}
+        {{- tpl (.value | toYaml) .context }}
+    {{- end }}
+{{- end -}}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/charts/common/templates/_utils.tpl

+{{/* vim: set filetype=mustache: */}}
+{{/*
+Print instructions to get a secret value.
+Usage:
+{{ include "common.utils.secret.getvalue" (dict "secret" "secret-name" "field" "secret-value-field" "context" $) }}
+*/}}
+{{- define "common.utils.secret.getvalue" -}}
+{{- $varname := include "common.utils.fieldToEnvVar" . -}}
+export {{ $varname }}=$(kubectl get secret --namespace {{ .context.Release.Namespace | quote }} {{ .secret }} -o jsonpath="{.data.{{ .field }}}" | base64 --decode)
+{{- end -}}
+
+{{/*
+Build env var name given a field
+Usage:
+{{ include "common.utils.fieldToEnvVar" dict "field" "my-password" }}
+*/}}
+{{- define "common.utils.fieldToEnvVar" -}}
+  {{- $fieldNameSplit := splitList "-" .field -}}
+  {{- $upperCaseFieldNameSplit := list -}}
+
+  {{- range $fieldNameSplit -}}
+    {{- $upperCaseFieldNameSplit = append $upperCaseFieldNameSplit ( upper . ) -}}
+  {{- end -}}
+
+  {{ join "_" $upperCaseFieldNameSplit }}
+{{- end -}}
+
+{{/*
+Gets a value from .Values given
+Usage:
+{{ include "common.utils.getValueFromKey" (dict "key" "path.to.key" "context" $) }}
+*/}}
+{{- define "common.utils.getValueFromKey" -}}
+{{- $splitKey := splitList "." .key -}}
+{{- $value := "" -}}
+{{- $latestObj := $.context.Values -}}
+{{- range $splitKey -}}
+  {{- if not $latestObj -}}
+    {{- printf "please review the entire path of '%s' exists in values" $.key | fail -}}
+  {{- end -}}
+  {{- $value = ( index $latestObj . ) -}}
+  {{- $latestObj = $value -}}
+{{- end -}}
+{{- printf "%v" (default "" $value) -}} 
+{{- end -}}
+
+{{/*
+Returns first .Values key with a defined value or first of the list if all non-defined
+Usage:
+{{ include "common.utils.getKeyFromList" (dict "keys" (list "path.to.key1" "path.to.key2") "context" $) }}
+*/}}
+{{- define "common.utils.getKeyFromList" -}}
+{{- $key := first .keys -}}
+{{- $reverseKeys := reverse .keys }}
+{{- range $reverseKeys }}
+  {{- $value := include "common.utils.getValueFromKey" (dict "key" . "context" $.context ) }}
+  {{- if $value -}}
+    {{- $key = . }}
+  {{- end -}}
+{{- end -}}
+{{- printf "%s" $key -}} 
+{{- end -}}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/charts/common/templates/_warnings.tpl

+{{/* vim: set filetype=mustache: */}}
+{{/*
+Warning about using rolling tag.
+Usage:
+{{ include "common.warnings.rollingTag" .Values.path.to.the.imageRoot }}
+*/}}
+{{- define "common.warnings.rollingTag" -}}
+
+{{- if and (contains "bitnami/" .repository) (not (.tag | toString | regexFind "-r\\d+$|sha256:")) }}
+WARNING: Rolling tag detected ({{ .repository }}:{{ .tag }}), please note that it is strongly recommended to avoid using rolling tags in a production environment.
++info https://docs.bitnami.com/containers/how-to/understand-rolling-tags-containers/
+{{- end }}
+
+{{- end -}}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/charts/common/templates/validations/_cassandra.tpl

+{{/* vim: set filetype=mustache: */}}
+{{/*
+Validate Cassandra required passwords are not empty.
+
+Usage:
+{{ include "common.validations.values.cassandra.passwords" (dict "secret" "secretName" "subchart" false "context" $) }}
+Params:
+  - secret - String - Required. Name of the secret where Cassandra values are stored, e.g: "cassandra-passwords-secret"
+  - subchart - Boolean - Optional. Whether Cassandra is used as subchart or not. Default: false
+*/}}
+{{- define "common.validations.values.cassandra.passwords" -}}
+  {{- $existingSecret := include "common.cassandra.values.existingSecret" . -}}
+  {{- $enabled := include "common.cassandra.values.enabled" . -}}
+  {{- $dbUserPrefix := include "common.cassandra.values.key.dbUser" . -}}
+  {{- $valueKeyPassword := printf "%s.password" $dbUserPrefix -}}
+
+  {{- if and (or (not $existingSecret) (eq $existingSecret "\"\"")) (eq $enabled "true") -}}
+    {{- $requiredPasswords := list -}}
+
+    {{- $requiredPassword := dict "valueKey" $valueKeyPassword "secret" .secret "field" "cassandra-password" -}}
+    {{- $requiredPasswords = append $requiredPasswords $requiredPassword -}}
+
+    {{- include "common.validations.values.multiple.empty" (dict "required" $requiredPasswords "context" .context) -}}
+
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for existingSecret.
+
+Usage:
+{{ include "common.cassandra.values.existingSecret" (dict "context" $) }}
+Params:
+  - subchart - Boolean - Optional. Whether Cassandra is used as subchart or not. Default: false
+*/}}
+{{- define "common.cassandra.values.existingSecret" -}}
+  {{- if .subchart -}}
+    {{- .context.Values.cassandra.dbUser.existingSecret | quote -}}
+  {{- else -}}
+    {{- .context.Values.dbUser.existingSecret | quote -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for enabled cassandra.
+
+Usage:
+{{ include "common.cassandra.values.enabled" (dict "context" $) }}
+*/}}
+{{- define "common.cassandra.values.enabled" -}}
+  {{- if .subchart -}}
+    {{- printf "%v" .context.Values.cassandra.enabled -}}
+  {{- else -}}
+    {{- printf "%v" (not .context.Values.enabled) -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for the key dbUser
+
+Usage:
+{{ include "common.cassandra.values.key.dbUser" (dict "subchart" "true" "context" $) }}
+Params:
+  - subchart - Boolean - Optional. Whether Cassandra is used as subchart or not. Default: false
+*/}}
+{{- define "common.cassandra.values.key.dbUser" -}}
+  {{- if .subchart -}}
+    cassandra.dbUser
+  {{- else -}}
+    dbUser
+  {{- end -}}
+{{- end -}}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/charts/common/templates/validations/_mariadb.tpl

+{{/* vim: set filetype=mustache: */}}
+{{/*
+Validate MariaDB required passwords are not empty.
+
+Usage:
+{{ include "common.validations.values.mariadb.passwords" (dict "secret" "secretName" "subchart" false "context" $) }}
+Params:
+  - secret - String - Required. Name of the secret where MariaDB values are stored, e.g: "mysql-passwords-secret"
+  - subchart - Boolean - Optional. Whether MariaDB is used as subchart or not. Default: false
+*/}}
+{{- define "common.validations.values.mariadb.passwords" -}}
+  {{- $existingSecret := include "common.mariadb.values.auth.existingSecret" . -}}
+  {{- $enabled := include "common.mariadb.values.enabled" . -}}
+  {{- $architecture := include "common.mariadb.values.architecture" . -}}
+  {{- $authPrefix := include "common.mariadb.values.key.auth" . -}}
+  {{- $valueKeyRootPassword := printf "%s.rootPassword" $authPrefix -}}
+  {{- $valueKeyUsername := printf "%s.username" $authPrefix -}}
+  {{- $valueKeyPassword := printf "%s.password" $authPrefix -}}
+  {{- $valueKeyReplicationPassword := printf "%s.replicationPassword" $authPrefix -}}
+
+  {{- if and (or (not $existingSecret) (eq $existingSecret "\"\"")) (eq $enabled "true") -}}
+    {{- $requiredPasswords := list -}}
+
+    {{- $requiredRootPassword := dict "valueKey" $valueKeyRootPassword "secret" .secret "field" "mariadb-root-password" -}}
+    {{- $requiredPasswords = append $requiredPasswords $requiredRootPassword -}}
+
+    {{- $valueUsername := include "common.utils.getValueFromKey" (dict "key" $valueKeyUsername "context" .context) }}
+    {{- if not (empty $valueUsername) -}}
+        {{- $requiredPassword := dict "valueKey" $valueKeyPassword "secret" .secret "field" "mariadb-password" -}}
+        {{- $requiredPasswords = append $requiredPasswords $requiredPassword -}}
+    {{- end -}}
+
+    {{- if (eq $architecture "replication") -}}
+        {{- $requiredReplicationPassword := dict "valueKey" $valueKeyReplicationPassword "secret" .secret "field" "mariadb-replication-password" -}}
+        {{- $requiredPasswords = append $requiredPasswords $requiredReplicationPassword -}}
+    {{- end -}}
+
+    {{- include "common.validations.values.multiple.empty" (dict "required" $requiredPasswords "context" .context) -}}
+
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for existingSecret.
+
+Usage:
+{{ include "common.mariadb.values.auth.existingSecret" (dict "context" $) }}
+Params:
+  - subchart - Boolean - Optional. Whether MariaDB is used as subchart or not. Default: false
+*/}}
+{{- define "common.mariadb.values.auth.existingSecret" -}}
+  {{- if .subchart -}}
+    {{- .context.Values.mariadb.auth.existingSecret | quote -}}
+  {{- else -}}
+    {{- .context.Values.auth.existingSecret | quote -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for enabled mariadb.
+
+Usage:
+{{ include "common.mariadb.values.enabled" (dict "context" $) }}
+*/}}
+{{- define "common.mariadb.values.enabled" -}}
+  {{- if .subchart -}}
+    {{- printf "%v" .context.Values.mariadb.enabled -}}
+  {{- else -}}
+    {{- printf "%v" (not .context.Values.enabled) -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for architecture
+
+Usage:
+{{ include "common.mariadb.values.architecture" (dict "subchart" "true" "context" $) }}
+Params:
+  - subchart - Boolean - Optional. Whether MariaDB is used as subchart or not. Default: false
+*/}}
+{{- define "common.mariadb.values.architecture" -}}
+  {{- if .subchart -}}
+    {{- .context.Values.mariadb.architecture -}}
+  {{- else -}}
+    {{- .context.Values.architecture -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for the key auth
+
+Usage:
+{{ include "common.mariadb.values.key.auth" (dict "subchart" "true" "context" $) }}
+Params:
+  - subchart - Boolean - Optional. Whether MariaDB is used as subchart or not. Default: false
+*/}}
+{{- define "common.mariadb.values.key.auth" -}}
+  {{- if .subchart -}}
+    mariadb.auth
+  {{- else -}}
+    auth
+  {{- end -}}
+{{- end -}}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/charts/common/templates/validations/_mongodb.tpl

+{{/* vim: set filetype=mustache: */}}
+{{/*
+Validate MongoDB® required passwords are not empty.
+
+Usage:
+{{ include "common.validations.values.mongodb.passwords" (dict "secret" "secretName" "subchart" false "context" $) }}
+Params:
+  - secret - String - Required. Name of the secret where MongoDB® values are stored, e.g: "mongodb-passwords-secret"
+  - subchart - Boolean - Optional. Whether MongoDB® is used as subchart or not. Default: false
+*/}}
+{{- define "common.validations.values.mongodb.passwords" -}}
+  {{- $existingSecret := include "common.mongodb.values.auth.existingSecret" . -}}
+  {{- $enabled := include "common.mongodb.values.enabled" . -}}
+  {{- $authPrefix := include "common.mongodb.values.key.auth" . -}}
+  {{- $architecture := include "common.mongodb.values.architecture" . -}}
+  {{- $valueKeyRootPassword := printf "%s.rootPassword" $authPrefix -}}
+  {{- $valueKeyUsername := printf "%s.username" $authPrefix -}}
+  {{- $valueKeyDatabase := printf "%s.database" $authPrefix -}}
+  {{- $valueKeyPassword := printf "%s.password" $authPrefix -}}
+  {{- $valueKeyReplicaSetKey := printf "%s.replicaSetKey" $authPrefix -}}
+  {{- $valueKeyAuthEnabled := printf "%s.enabled" $authPrefix -}}
+
+  {{- $authEnabled := include "common.utils.getValueFromKey" (dict "key" $valueKeyAuthEnabled "context" .context) -}}
+
+  {{- if and (or (not $existingSecret) (eq $existingSecret "\"\"")) (eq $enabled "true") (eq $authEnabled "true") -}}
+    {{- $requiredPasswords := list -}}
+
+    {{- $requiredRootPassword := dict "valueKey" $valueKeyRootPassword "secret" .secret "field" "mongodb-root-password" -}}
+    {{- $requiredPasswords = append $requiredPasswords $requiredRootPassword -}}
+
+    {{- $valueUsername := include "common.utils.getValueFromKey" (dict "key" $valueKeyUsername "context" .context) }}
+    {{- $valueDatabase := include "common.utils.getValueFromKey" (dict "key" $valueKeyDatabase "context" .context) }}
+    {{- if and $valueUsername $valueDatabase -}}
+        {{- $requiredPassword := dict "valueKey" $valueKeyPassword "secret" .secret "field" "mongodb-password" -}}
+        {{- $requiredPasswords = append $requiredPasswords $requiredPassword -}}
+    {{- end -}}
+
+    {{- if (eq $architecture "replicaset") -}}
+        {{- $requiredReplicaSetKey := dict "valueKey" $valueKeyReplicaSetKey "secret" .secret "field" "mongodb-replica-set-key" -}}
+        {{- $requiredPasswords = append $requiredPasswords $requiredReplicaSetKey -}}
+    {{- end -}}
+
+    {{- include "common.validations.values.multiple.empty" (dict "required" $requiredPasswords "context" .context) -}}
+
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for existingSecret.
+
+Usage:
+{{ include "common.mongodb.values.auth.existingSecret" (dict "context" $) }}
+Params:
+  - subchart - Boolean - Optional. Whether MongoDb is used as subchart or not. Default: false
+*/}}
+{{- define "common.mongodb.values.auth.existingSecret" -}}
+  {{- if .subchart -}}
+    {{- .context.Values.mongodb.auth.existingSecret | quote -}}
+  {{- else -}}
+    {{- .context.Values.auth.existingSecret | quote -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for enabled mongodb.
+
+Usage:
+{{ include "common.mongodb.values.enabled" (dict "context" $) }}
+*/}}
+{{- define "common.mongodb.values.enabled" -}}
+  {{- if .subchart -}}
+    {{- printf "%v" .context.Values.mongodb.enabled -}}
+  {{- else -}}
+    {{- printf "%v" (not .context.Values.enabled) -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for the key auth
+
+Usage:
+{{ include "common.mongodb.values.key.auth" (dict "subchart" "true" "context" $) }}
+Params:
+  - subchart - Boolean - Optional. Whether MongoDB® is used as subchart or not. Default: false
+*/}}
+{{- define "common.mongodb.values.key.auth" -}}
+  {{- if .subchart -}}
+    mongodb.auth
+  {{- else -}}
+    auth
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for architecture
+
+Usage:
+{{ include "common.mongodb.values.architecture" (dict "subchart" "true" "context" $) }}
+Params:
+  - subchart - Boolean - Optional. Whether MariaDB is used as subchart or not. Default: false
+*/}}
+{{- define "common.mongodb.values.architecture" -}}
+  {{- if .subchart -}}
+    {{- .context.Values.mongodb.architecture -}}
+  {{- else -}}
+    {{- .context.Values.architecture -}}
+  {{- end -}}
+{{- end -}}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/charts/common/templates/validations/_postgresql.tpl

+{{/* 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 -}}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/charts/common/templates/validations/_redis.tpl

+
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Validate Redis™ required passwords are not empty.
+
+Usage:
+{{ include "common.validations.values.redis.passwords" (dict "secret" "secretName" "subchart" false "context" $) }}
+Params:
+  - secret - String - Required. Name of the secret where redis values are stored, e.g: "redis-passwords-secret"
+  - subchart - Boolean - Optional. Whether redis is used as subchart or not. Default: false
+*/}}
+{{- define "common.validations.values.redis.passwords" -}}
+  {{- $enabled := include "common.redis.values.enabled" . -}}
+  {{- $valueKeyPrefix := include "common.redis.values.keys.prefix" . -}}
+  {{- $standarizedVersion := include "common.redis.values.standarized.version" . }}
+
+  {{- $existingSecret := ternary (printf "%s%s" $valueKeyPrefix "auth.existingSecret") (printf "%s%s" $valueKeyPrefix "existingSecret") (eq $standarizedVersion "true") }}
+  {{- $existingSecretValue := include "common.utils.getValueFromKey" (dict "key" $existingSecret "context" .context) }}
+
+  {{- $valueKeyRedisPassword := ternary (printf "%s%s" $valueKeyPrefix "auth.password") (printf "%s%s" $valueKeyPrefix "password") (eq $standarizedVersion "true") }}
+  {{- $valueKeyRedisUseAuth := ternary (printf "%s%s" $valueKeyPrefix "auth.enabled") (printf "%s%s" $valueKeyPrefix "usePassword") (eq $standarizedVersion "true") }}
+
+  {{- if and (or (not $existingSecret) (eq $existingSecret "\"\"")) (eq $enabled "true") -}}
+    {{- $requiredPasswords := list -}}
+
+    {{- $useAuth := include "common.utils.getValueFromKey" (dict "key" $valueKeyRedisUseAuth "context" .context) -}}
+    {{- if eq $useAuth "true" -}}
+      {{- $requiredRedisPassword := dict "valueKey" $valueKeyRedisPassword "secret" .secret "field" "redis-password" -}}
+      {{- $requiredPasswords = append $requiredPasswords $requiredRedisPassword -}}
+    {{- end -}}
+
+    {{- include "common.validations.values.multiple.empty" (dict "required" $requiredPasswords "context" .context) -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right value for enabled redis.
+
+Usage:
+{{ include "common.redis.values.enabled" (dict "context" $) }}
+*/}}
+{{- define "common.redis.values.enabled" -}}
+  {{- if .subchart -}}
+    {{- printf "%v" .context.Values.redis.enabled -}}
+  {{- else -}}
+    {{- printf "%v" (not .context.Values.enabled) -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Auxiliary function to get the right prefix path for the values
+
+Usage:
+{{ include "common.redis.values.key.prefix" (dict "subchart" "true" "context" $) }}
+Params:
+  - subchart - Boolean - Optional. Whether redis is used as subchart or not. Default: false
+*/}}
+{{- define "common.redis.values.keys.prefix" -}}
+  {{- if .subchart -}}redis.{{- else -}}{{- end -}}
+{{- end -}}
+
+{{/*
+Checks whether the redis chart's includes the standarizations (version >= 14)
+
+Usage:
+{{ include "common.redis.values.standarized.version" (dict "context" $) }}
+*/}}
+{{- define "common.redis.values.standarized.version" -}}
+
+  {{- $standarizedAuth := printf "%s%s" (include "common.redis.values.keys.prefix" .) "auth" -}}
+  {{- $standarizedAuthValues := include "common.utils.getValueFromKey" (dict "key" $standarizedAuth "context" .context) }}
+
+  {{- if $standarizedAuthValues -}}
+    {{- true -}}
+  {{- end -}}
+{{- end -}}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/charts/common/templates/validations/_validations.tpl

+{{/* vim: set filetype=mustache: */}}
+{{/*
+Validate values must not be empty.
+
+Usage:
+{{- $validateValueConf00 := (dict "valueKey" "path.to.value" "secret" "secretName" "field" "password-00") -}}
+{{- $validateValueConf01 := (dict "valueKey" "path.to.value" "secret" "secretName" "field" "password-01") -}}
+{{ include "common.validations.values.empty" (dict "required" (list $validateValueConf00 $validateValueConf01) "context" $) }}
+
+Validate value params:
+  - valueKey - String - Required. The path to the validating value in the values.yaml, e.g: "mysql.password"
+  - secret - String - Optional. Name of the secret where the validating value is generated/stored, e.g: "mysql-passwords-secret"
+  - field - String - Optional. Name of the field in the secret data, e.g: "mysql-password"
+*/}}
+{{- define "common.validations.values.multiple.empty" -}}
+  {{- range .required -}}
+    {{- include "common.validations.values.single.empty" (dict "valueKey" .valueKey "secret" .secret "field" .field "context" $.context) -}}
+  {{- end -}}
+{{- end -}}
+
+{{/*
+Validate a value must not be empty.
+
+Usage:
+{{ include "common.validations.value.empty" (dict "valueKey" "mariadb.password" "secret" "secretName" "field" "my-password" "subchart" "subchart" "context" $) }}
+
+Validate value params:
+  - valueKey - String - Required. The path to the validating value in the values.yaml, e.g: "mysql.password"
+  - secret - String - Optional. Name of the secret where the validating value is generated/stored, e.g: "mysql-passwords-secret"
+  - field - String - Optional. Name of the field in the secret data, e.g: "mysql-password"
+  - subchart - String - Optional - Name of the subchart that the validated password is part of.
+*/}}
+{{- define "common.validations.values.single.empty" -}}
+  {{- $value := include "common.utils.getValueFromKey" (dict "key" .valueKey "context" .context) }}
+  {{- $subchart := ternary "" (printf "%s." .subchart) (empty .subchart) }}
+
+  {{- if not $value -}}
+    {{- $varname := "my-value" -}}
+    {{- $getCurrentValue := "" -}}
+    {{- if and .secret .field -}}
+      {{- $varname = include "common.utils.fieldToEnvVar" . -}}
+      {{- $getCurrentValue = printf " To get the current value:\n\n        %s\n" (include "common.utils.secret.getvalue" .) -}}
+    {{- end -}}
+    {{- printf "\n    '%s' must not be empty, please add '--set %s%s=$%s' to the command.%s" .valueKey $subchart .valueKey $varname $getCurrentValue -}}
+  {{- end -}}
+{{- end -}}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/charts/common/values.yaml

+## bitnami/common
+## It is required by CI/CD tools and processes.
+## @skip exampleValue
+##
+exampleValue: common-chart

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/ci/values-production-with-rbac-and-metrics.yaml

+# Test values file for generating all of the yaml and check that
+# the rendering is correct
+architecture: replication
+auth:
+  usePasswordFiles: true
+
+primary:
+  extraEnvVars:
+    - name: TEST
+      value: "3"
+  extraEnvVarsSecret: example-secret
+  extraEnvVarsCM: example-cm
+  podDisruptionBudget:
+    create: true
+
+secondary:
+  replicaCount: 2
+  extraEnvVars:
+    - name: TEST
+      value: "2"
+  extraEnvVarsSecret: example-secret-2
+  extraEnvVarsCM: example-cm-2
+  podDisruptionBudget:
+    create: true
+
+serviceAccount:
+  create: true
+  name: mariadb-service-account
+rbac:
+  create: true
+
+metrics:
+  enabled: true

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/templates/NOTES.txt

+CHART NAME: {{ .Chart.Name }}
+CHART VERSION: {{ .Chart.Version }}
+APP VERSION: {{ .Chart.AppVersion }}
+
+** Please be patient while the chart is being deployed **
+
+{{- if .Values.diagnosticMode.enabled }}
+The chart has been deployed in diagnostic mode. All probes have been disabled and the command has been overwritten with:
+
+  command: {{- include "common.tplvalues.render" (dict "value" .Values.diagnosticMode.command "context" $) | nindent 4 }}
+  args: {{- include "common.tplvalues.render" (dict "value" .Values.diagnosticMode.args "context" $) | nindent 4 }}
+
+Get the list of pods by executing:
+
+  kubectl get pods --namespace {{ .Release.Namespace }} -l app.kubernetes.io/instance={{ .Release.Name }}
+
+Access the pod you want to debug by executing
+
+  kubectl exec --namespace {{ .Release.Namespace }} -ti <NAME OF THE POD> -- bash
+
+In order to replicate the container startup scripts execute this command:
+
+    /opt/bitnami/scripts/mariadb/entrypoint.sh /opt/bitnami/scripts/mariadb/run.sh
+
+{{- else }}
+
+Tip:
+
+  Watch the deployment status using the command: kubectl get pods -w --namespace {{ .Release.Namespace }} -l app.kubernetes.io/instance={{ .Release.Name }}
+
+Services:
+
+  echo Primary: {{ include "mariadb.primary.fullname" . }}.{{ .Release.Namespace }}.svc.{{ .Values.clusterDomain }}:{{ coalesce .Values.primary.service.ports.mysql .Values.primary.service.port }}
+{{- if eq .Values.architecture "replication" }}
+  echo Secondary: {{ include "mariadb.secondary.fullname" . }}.{{ .Release.Namespace }}.svc.{{ .Values.clusterDomain }}:{{ coalesce .Values.secondary.service.ports.mysql .Values.secondary.service.port }}
+{{- end }}
+
+Administrator credentials:
+
+  Username: root
+  Password : $(kubectl get secret --namespace {{ .Release.Namespace }} {{ template "mariadb.secretName" . }} -o jsonpath="{.data.mariadb-root-password}" | base64 --decode)
+
+To connect to your database:
+
+  1. Run a pod that you can use as a client:
+
+      kubectl run {{ include "common.names.fullname" . }}-client --rm --tty -i --restart='Never' --image  {{ template "mariadb.image" . }} --namespace {{ .Release.Namespace }} --command -- bash
+
+  2. To connect to primary service (read/write):
+
+      mysql -h {{ include "mariadb.primary.fullname" . }}.{{ .Release.Namespace }}.svc.{{ .Values.clusterDomain }} -uroot -p {{ .Values.auth.database }}
+
+{{- if eq .Values.architecture "replication" }}
+
+  3. To connect to secondary service (read-only):
+
+      mysql -h {{ include "mariadb.secondary.fullname" . }}.{{ .Release.Namespace }}.svc.{{ .Values.clusterDomain }} -uroot -p {{ .Values.auth.database }}
+{{- end }}
+
+To upgrade this helm chart:
+
+  1. Obtain the password as described on the 'Administrator credentials' section and set the 'auth.rootPassword' parameter as shown below:
+
+      ROOT_PASSWORD=$(kubectl get secret --namespace {{ .Release.Namespace }} {{ template "mariadb.secretName" . }} -o jsonpath="{.data.mariadb-root-password}" | base64 --decode)
+      helm upgrade --namespace {{ .Release.Namespace }} {{ .Release.Name }} bitnami/mariadb --set auth.rootPassword=$ROOT_PASSWORD
+
+{{- include "common.warnings.rollingTag" .Values.image }}
+{{- include "common.warnings.rollingTag" .Values.metrics.image }}
+{{- include "common.warnings.rollingTag" .Values.volumePermissions.image }}
+{{- include "mariadb.validateValues" . }}
+{{- if not .Values.auth.customPasswordFiles -}}
+  {{- $passwordValidationErrors := include "common.validations.values.mariadb.passwords" (dict "secret" (include "common.names.fullname" .) "context" $) -}}
+  {{- include "common.errors.upgrade.passwords.empty" (dict "validationErrors" (list $passwordValidationErrors) "context" $) -}}
+{{- end }}
+{{- end }}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/templates/_helpers.tpl

+{{/* vim: set filetype=mustache: */}}
+
+{{- define "mariadb.primary.fullname" -}}
+{{- if eq .Values.architecture "replication" }}
+{{- printf "%s-%s" (include "common.names.fullname" .) "primary" | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
+{{- include "common.names.fullname" . -}}
+{{- end -}}
+{{- end -}}
+
+{{- define "mariadb.secondary.fullname" -}}
+{{- printf "%s-%s" (include "common.names.fullname" .) "secondary" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+
+{{/*
+Return the proper MariaDB image name
+*/}}
+{{- define "mariadb.image" -}}
+{{ include "common.images.image" (dict "imageRoot" .Values.image "global" .Values.global) }}
+{{- end -}}
+
+{{/*
+Return the proper metrics image name
+*/}}
+{{- define "mariadb.metrics.image" -}}
+{{ include "common.images.image" (dict "imageRoot" .Values.metrics.image "global" .Values.global) }}
+{{- end -}}
+
+{{/*
+Return the proper image name (for the init container volume-permissions image)
+*/}}
+{{- define "mariadb.volumePermissions.image" -}}
+{{ include "common.images.image" (dict "imageRoot" .Values.volumePermissions.image "global" .Values.global) }}
+{{- end -}}
+
+{{/*
+Return the proper Docker Image Registry Secret Names
+*/}}
+{{- define "mariadb.imagePullSecrets" -}}
+{{ include "common.images.pullSecrets" (dict "images" (list .Values.image .Values.metrics.image .Values.volumePermissions.image) "global" .Values.global) }}
+{{- end -}}
+
+{{ template "mariadb.initdbScriptsCM" . }}
+{{/*
+Get the initialization scripts ConfigMap name.
+*/}}
+{{- define "mariadb.initdbScriptsCM" -}}
+{{- if .Values.initdbScriptsConfigMap -}}
+{{- printf "%s" .Values.initdbScriptsConfigMap -}}
+{{- else -}}
+{{- printf "%s-init-scripts" (include "mariadb.primary.fullname" .) -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "mariadb.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create -}}
+    {{ default (include "common.names.fullname" .) .Values.serviceAccount.name }}
+{{- else -}}
+    {{ default "default" .Values.serviceAccount.name }}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Return the configmap with the MariaDB Primary configuration
+*/}}
+{{- define "mariadb.primary.configmapName" -}}
+{{- if .Values.primary.existingConfigmap -}}
+    {{- printf "%s" (tpl .Values.primary.existingConfigmap $) -}}
+{{- else -}}
+    {{- printf "%s" (include "mariadb.primary.fullname" .) -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Return true if a configmap object should be created for MariaDB Secondary
+*/}}
+{{- define "mariadb.primary.createConfigmap" -}}
+{{- if and .Values.primary.configuration (not .Values.primary.existingConfigmap) }}
+    {{- true -}}
+{{- else -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Return the configmap with the MariaDB Primary configuration
+*/}}
+{{- define "mariadb.secondary.configmapName" -}}
+{{- if .Values.secondary.existingConfigmap -}}
+    {{- printf "%s" (tpl .Values.secondary.existingConfigmap $) -}}
+{{- else -}}
+    {{- printf "%s" (include "mariadb.secondary.fullname" .) -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Return true if a configmap object should be created for MariaDB Secondary
+*/}}
+{{- define "mariadb.secondary.createConfigmap" -}}
+{{- if and (eq .Values.architecture "replication") .Values.secondary.configuration (not .Values.secondary.existingConfigmap) }}
+    {{- true -}}
+{{- else -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Return the secret with MariaDB credentials
+*/}}
+{{- define "mariadb.secretName" -}}
+    {{- if .Values.auth.existingSecret -}}
+        {{- printf "%s" .Values.auth.existingSecret -}}
+    {{- else -}}
+        {{- printf "%s" (include "common.names.fullname" .) -}}
+    {{- end -}}
+{{- end -}}
+
+{{/*
+Return true if a secret object should be created for MariaDB
+*/}}
+{{- define "mariadb.createSecret" -}}
+{{- if not (or .Values.auth.existingSecret .Values.auth.customPasswordFiles) }}
+    {{- true -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Compile all warnings into a single message, and call fail.
+*/}}
+{{- define "mariadb.validateValues" -}}
+{{- $messages := list -}}
+{{- $messages := append $messages (include "mariadb.validateValues.architecture" .) -}}
+{{- $messages := without $messages "" -}}
+{{- $message := join "\n" $messages -}}
+
+{{- if $message -}}
+{{-   printf "\nVALUES VALIDATION:\n%s" $message | fail -}}
+{{- end -}}
+{{- end -}}
+
+{{/* Validate values of MariaDB - must provide a valid architecture */}}
+{{- define "mariadb.validateValues.architecture" -}}
+{{- if and (ne .Values.architecture "standalone") (ne .Values.architecture "replication") -}}
+mariadb: architecture
+    Invalid architecture selected. Valid values are "standalone" and
+    "replication". Please set a valid architecture (--set architecture="xxxx")
+{{- end -}}
+{{- end -}}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/templates/extra-list.yaml

+{{- range .Values.extraDeploy }}
+---
+{{ include "common.tplvalues.render" (dict "value" . "context" $) }}
+{{- end }}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/templates/networkpolicy-egress.yaml

+{{- if and .Values.networkPolicy.enabled (or .Values.networkPolicy.egressRules.denyConnectionsToExternal .Values.networkPolicy.egressRules.customRules) }}
+apiVersion: {{ include "common.capabilities.networkPolicy.apiVersion" . }}
+kind: NetworkPolicy
+metadata:
+  name: {{ printf "%s-egress" (include "common.names.fullname" .) }}
+  labels: {{- include "common.labels.standard" . | nindent 4 }}
+    {{- if .Values.commonLabels }}
+    {{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
+    {{- end }}
+  {{- if .Values.commonAnnotations }}
+  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
+  {{- end }}
+spec:
+  podSelector:
+    matchLabels:
+      {{- include "common.labels.standard" . | nindent 6 }}
+  policyTypes:
+    - Egress
+  egress:
+    {{- if .Values.networkPolicy.egressRules.denyConnectionsToExternal }}
+    - ports:
+        - port: 53
+          protocol: UDP
+        - port: 53
+          protocol: TCP
+    - to:
+        - namespaceSelector: {}
+    {{- end }}
+    {{- if .Values.networkPolicy.egressRules.customRules }}
+    {{- include "common.tplvalues.render" (dict "value" .Values.networkPolicy.egressRules.customRules "context" $) | nindent 4 }}
+    {{- end }}
+{{- end }}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/templates/primary/configmap.yaml

+{{- if (include "mariadb.primary.createConfigmap" .) }}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ include "mariadb.primary.fullname" . }}
+  namespace: {{ .Release.Namespace | quote }}
+  labels: {{- include "common.labels.standard" . | nindent 4 }}
+    app.kubernetes.io/component: primary
+    {{- if .Values.commonLabels }}
+    {{- include "common.tplvalues.render" ( dict "value" .Values.commonLabels "context" $ ) | nindent 4 }}
+    {{- end }}
+  {{- if .Values.commonAnnotations }}
+  annotations: {{- include "common.tplvalues.render" ( dict "value" .Values.commonAnnotations "context" $ ) | nindent 4 }}
+  {{- end }}
+data:
+  my.cnf: |-
+{{ .Values.primary.configuration | indent 4 }}
+{{- end -}}

Hackfest_Demos/OSM-MR13/powerdns/helm-chart/powerdns/charts/mariadb/templates/primary/initialization-configmap.yaml

+{{- if and .Values.initdbScripts (not .Values.initdbScriptsConfigMap) }}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ printf "%s-init-scripts" (include "mariadb.primary.fullname" .) }}
+  namespace: {{ .Release.Namespace | quote }}
+  labels: {{- include "common.labels.standard" . | nindent 4 }}
+    app.kubernetes.io/component: primary
+data:
+{{- include "common.tplvalues.render" (dict "value" .Values.initdbScripts "context" .) | nindent 2 }}
+{{ end }}