From 0409c61b01fdfdbc1d3dba29c516eabd12453650 Mon Sep 17 00:00:00 2001
From: Stavros kois <s.kois@outlook.com>
Date: Thu, 1 Dec 2022 19:50:22 +0200
Subject: [PATCH] initial pvc work

---
 library/common/1.0.0/templates/class/_pvc.tpl | 58 +++++++++++++++++++
 .../common/1.0.0/templates/loader/_apply.tpl  |  2 +
 .../common/1.0.0/templates/spawner/_pvc.tpl   | 16 +++++
 3 files changed, 76 insertions(+)
 create mode 100644 library/common/1.0.0/templates/class/_pvc.tpl
 create mode 100644 library/common/1.0.0/templates/spawner/_pvc.tpl

diff --git a/library/common/1.0.0/templates/class/_pvc.tpl b/library/common/1.0.0/templates/class/_pvc.tpl
new file mode 100644
index 0000000000..e8f952275c
--- /dev/null
+++ b/library/common/1.0.0/templates/class/_pvc.tpl
@@ -0,0 +1,58 @@
+{{/* Template for pvc object, can only be called by the spawner */}}
+{{/* An "pvc" object and "root" is passed from the spawner */}}
+{{- define "ix.v1.common.class.pvc" -}}
+  {{- $pvcValues := .pvc -}}
+  {{- $root := .root -}}
+  {{- $defaultSize := $root.Values.global.ixChartContext.defaultPVCSize -}}
+
+  {{- $pvcName := include "ix.v1.common.names.fullname" $root -}}
+
+  {{- if and (hasKey $pvcValues "nameOverride") $pvcValues.nameOverride -}}
+    {{- if not (eq $pvcValues.nameOverride "-") -}}
+      {{- $pvcName = printf "%v-%v" $pvcName $pvcValues.nameOverride -}}
+    {{- end -}}
+  {{- end -}}
+
+  {{- with $pvcValues.forceName -}}
+    {{- $pvcName = tpl . $root -}}
+  {{- end -}}
+
+  {{- $accessMode := (tpl (default "ReadWriteOnce" $pvcValues.accessMode) $root) | quote -}}
+  {{- $size := (tpl (default $defaultSize $pvcValues.size) $root) | quote }}
+
+---
+apiVersion: {{ include "ix.v1.common.capabilities.pvc.apiVersion" $root }}
+kind: PersistentVolumeClaim
+metadata:
+  name: {{ $pvcName }}
+  {{- $labels := (mustMerge ($pvcValues.labels | default dict) (include "ix.v1.common.labels" $root | fromYaml)) -}}
+  {{- with (include "ix.v1.common.util.labels.render" (dict "root" $root "labels" $labels) | trim) }}
+  labels:
+    {{- . | nindent 4 }}
+  {{- end }}
+  {{- $annotations := (mustMerge ($pvcValues.annotations | default dict) (include "ix.v1.common.annotations" $root | fromYaml)) -}}
+  {{- with (include "ix.v1.common.util.annotations.render" (dict "root" $root "annotations" $annotations) | trim) }}
+  annotations:
+    {{- . | nindent 4 }}
+  {{- end }}
+spec:
+  accessModes:
+    - {{ $accessMode }}
+  resources:
+    requests:
+      storage: {{ $size }}
+  {{- with $pvcValues.volumeName }}
+  volumeName: {{ . | quote }}
+  {{- end -}}
+  {{/*
+  If no storageClassName is defined, either in global or in the persistence object,
+  do not define storageClassName, which means use the default storageClass of the node
+  */}}
+  {{- with (include "ix.v1.common.storage.storageClassName" (dict "persistence" $pvcValues "root" $root)) | trim }}
+  storageClassName: {{ . }}
+  {{- end -}}
+  {{/* Pass custom spec if defined */}}
+  {{- with $pvcValues.spec }}
+    {{- tpl (toYaml .) $root | nindent 2 }}
+  {{- end -}}
+{{- end -}}
diff --git a/library/common/1.0.0/templates/loader/_apply.tpl b/library/common/1.0.0/templates/loader/_apply.tpl
index 9334da53e3..9dc4d0c955 100644
--- a/library/common/1.0.0/templates/loader/_apply.tpl
+++ b/library/common/1.0.0/templates/loader/_apply.tpl
@@ -16,4 +16,6 @@
   {{- end -}}
 
  {{- include "ix.v1.common.spawner.service" . | nindent 0 -}}
+
+ {{- include "ix.v1.common.spawner.pvc" . | nindent 0 -}}
 {{- end -}}
diff --git a/library/common/1.0.0/templates/spawner/_pvc.tpl b/library/common/1.0.0/templates/spawner/_pvc.tpl
new file mode 100644
index 0000000000..f6b54989a0
--- /dev/null
+++ b/library/common/1.0.0/templates/spawner/_pvc.tpl
@@ -0,0 +1,16 @@
+{{/* Renders the PVC objects */}}
+{{- define "ix.v1.common.spawner.pvc" -}}
+  {{- $defaultType := .Values.global.ixChartContext.defaultPersistenceType -}}
+  {{- range $name, $pvc := .Values.persistence -}}
+    {{- if and $pvc.enabled (eq (default $defaultType $pvc.type) "pvc") (not ($pvc.existingClaim)) -}}
+      {{- $pvcValues := $pvc -}}
+
+      {{/* Default to $name if there is not a nameOverride given */}}
+      {{- if not $pvcValues.nameOverride -}}
+        {{- $_ := set $pvcValues "nameOverride" $name -}}
+      {{- end -}}
+
+      {{- include "ix.v1.common.class.pvc" (dict "pvc" $pvcValues "root" $) -}}
+    {{- end -}}
+  {{- end -}}
+{{- end -}}