From 29bc3aefcc0cd0bdc27825edf638e6ac16175ab9 Mon Sep 17 00:00:00 2001
From: Fabio Rauber <fabiorauber@gmail.com>
Date: Tue, 26 Apr 2022 15:38:43 -0300
Subject: [PATCH] Added pvresizer helm chart

---
 charts/pv-resizer/v0.1.0/.helmignore          | 23 +++++++
 charts/pv-resizer/v0.1.0/Chart.yaml           | 16 +++++
 .../pv-resizer/v0.1.0/templates/_helpers.tpl  | 62 +++++++++++++++++++
 .../pv-resizer/v0.1.0/templates/cronjob.yaml  | 37 +++++++++++
 charts/pv-resizer/v0.1.0/templates/rbac.yaml  | 36 +++++++++++
 .../v0.1.0/templates/serviceaccount.yaml      | 12 ++++
 charts/pv-resizer/v0.1.0/values.yaml          | 57 +++++++++++++++++
 7 files changed, 243 insertions(+)
 create mode 100644 charts/pv-resizer/v0.1.0/.helmignore
 create mode 100644 charts/pv-resizer/v0.1.0/Chart.yaml
 create mode 100644 charts/pv-resizer/v0.1.0/templates/_helpers.tpl
 create mode 100644 charts/pv-resizer/v0.1.0/templates/cronjob.yaml
 create mode 100644 charts/pv-resizer/v0.1.0/templates/rbac.yaml
 create mode 100644 charts/pv-resizer/v0.1.0/templates/serviceaccount.yaml
 create mode 100644 charts/pv-resizer/v0.1.0/values.yaml

diff --git a/charts/pv-resizer/v0.1.0/.helmignore b/charts/pv-resizer/v0.1.0/.helmignore
new file mode 100644
index 0000000..0e8a0eb
--- /dev/null
+++ b/charts/pv-resizer/v0.1.0/.helmignore
@@ -0,0 +1,23 @@
+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*.orig
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/
diff --git a/charts/pv-resizer/v0.1.0/Chart.yaml b/charts/pv-resizer/v0.1.0/Chart.yaml
new file mode 100644
index 0000000..b0308a9
--- /dev/null
+++ b/charts/pv-resizer/v0.1.0/Chart.yaml
@@ -0,0 +1,16 @@
+apiVersion: v2
+name: pv-resizer
+description: Job to automatically resize Persistent Volumes
+
+type: application
+
+# This is the chart version. This version number should be incremented each time you make changes
+# to the chart and its templates, including the app version.
+# Versions are expected to follow Semantic Versioning (https://semver.org/)
+version: 0.1.0
+
+# This is the version number of the application being deployed. This version number should be
+# incremented each time you make changes to the application. Versions are not expected to
+# follow Semantic Versioning. They should reflect the version the application is using.
+# It is recommended to use it with quotes.
+appVersion: "0.1.0"
diff --git a/charts/pv-resizer/v0.1.0/templates/_helpers.tpl b/charts/pv-resizer/v0.1.0/templates/_helpers.tpl
new file mode 100644
index 0000000..476a1e4
--- /dev/null
+++ b/charts/pv-resizer/v0.1.0/templates/_helpers.tpl
@@ -0,0 +1,62 @@
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "pv-resizer.name" -}}
+{{- default .Chart.Name .Values.nameOverride | 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 "pv-resizer.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 chart name and version as used by the chart label.
+*/}}
+{{- define "pv-resizer.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "pv-resizer.labels" -}}
+helm.sh/chart: {{ include "pv-resizer.chart" . }}
+{{ include "pv-resizer.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "pv-resizer.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "pv-resizer.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "pv-resizer.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "pv-resizer.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}
diff --git a/charts/pv-resizer/v0.1.0/templates/cronjob.yaml b/charts/pv-resizer/v0.1.0/templates/cronjob.yaml
new file mode 100644
index 0000000..ed43e54
--- /dev/null
+++ b/charts/pv-resizer/v0.1.0/templates/cronjob.yaml
@@ -0,0 +1,37 @@
+apiVersion: batch/v1
+kind: CronJob
+metadata:
+  name: {{ include "pv-resizer.fullname" . }}
+  labels:
+    {{- include "pv-resizer.labels" . | nindent 4 }}
+spec:
+  # generate a random backup time between 1 and 5 AM
+  schedule: {{ .Values.schedule }}
+  concurrencyPolicy: Forbid
+  jobTemplate:
+    spec:
+      template: 
+        metadata:
+          labels:
+            {{- include "pv-resizer.selectorLabels" . | nindent 12 }}
+        spec:
+          {{- with .Values.imagePullSecrets }}
+          imagePullSecrets:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          securityContext:
+            {{- toYaml .Values.podSecurityContext | nindent 12 }}
+          containers:
+            - name: {{ .Release.Name }}
+              image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+              imagePullPolicy: {{ .Values.image.pullPolicy }}
+              command: [ "/check_full_pvs.sh", "-f" ]
+          restartPolicy: OnFailure
+          {{- with .Values.nodeSelector }}
+          nodeSelector:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
+          {{- with .Values.tolerations }}
+          tolerations:
+            {{- toYaml . | nindent 12 }}
+          {{- end }}
diff --git a/charts/pv-resizer/v0.1.0/templates/rbac.yaml b/charts/pv-resizer/v0.1.0/templates/rbac.yaml
new file mode 100644
index 0000000..ca8263b
--- /dev/null
+++ b/charts/pv-resizer/v0.1.0/templates/rbac.yaml
@@ -0,0 +1,36 @@
+{{ if .Values.rbac.create }}
+# This role is used to allow pv-resizer to get namespaces and patch PVCs
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: {{ .Release.Name }}
+  labels:
+    {{- include "pv-resizer.labels" . | nindent 4 }}
+rules:
+- apiGroups: [""]
+  resources: ["namespaces"]
+  verbs: ["get"]
+- apiGroups: [""]
+  resources: 
+    - deployments
+    - statefulsets
+    - persistentvolumeclaims
+  verbs: ["get", "list", "patch", "update"]
+
+
+# We bind the role to the pv-resizer ServiceAccount
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: {{ .Release.Name }}
+  labels:
+    {{- include "pv-resizer.labels" . | nindent 4 }}
+roleRef:
+  apiGroup: rbac.authorization.k8s.io
+  kind: Role
+  name: {{ .Release.Name }}
+subjects:
+- kind: ServiceAccount
+  name: {{ include "pv-resizer.serviceAccountName" . }}
+  namespace: {{ .Release.Namespace }}
+{{ end }}
\ No newline at end of file
diff --git a/charts/pv-resizer/v0.1.0/templates/serviceaccount.yaml b/charts/pv-resizer/v0.1.0/templates/serviceaccount.yaml
new file mode 100644
index 0000000..f94085c
--- /dev/null
+++ b/charts/pv-resizer/v0.1.0/templates/serviceaccount.yaml
@@ -0,0 +1,12 @@
+{{- if .Values.serviceAccount.create -}}
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: {{ include "pv-resizer.serviceAccountName" . }}
+  labels:
+    {{- include "pv-resizer.labels" . | nindent 4 }}
+  {{- with .Values.serviceAccount.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+{{- end }}
diff --git a/charts/pv-resizer/v0.1.0/values.yaml b/charts/pv-resizer/v0.1.0/values.yaml
new file mode 100644
index 0000000..65d7c6e
--- /dev/null
+++ b/charts/pv-resizer/v0.1.0/values.yaml
@@ -0,0 +1,57 @@
+# Default values for pv-resizer.
+
+image:
+  repository: porto.interlegis.leg.br/library/pvresizer
+  pullPolicy: IfNotPresent
+  # Overrides the image tag whose default is the chart appVersion.
+  tag: ""
+
+imagePullSecrets: []
+nameOverride: ""
+fullnameOverride: ""
+
+serviceAccount:
+  # Specifies whether a service account should be created
+  create: true
+  # Annotations to add to the service account
+  annotations: {}
+  # The name of the service account to use.
+  # If not set and create is true, a name is generated using the fullname template
+  name: ""
+
+rbac:
+  create: true
+
+podAnnotations: {}
+
+podSecurityContext: {}
+  # fsGroup: 2000
+
+# Defaults to midnight
+schedule: "0 0 * * *"
+
+securityContext: {}
+  # capabilities:
+  #   drop:
+  #   - ALL
+  # readOnlyRootFilesystem: true
+  # runAsNonRoot: true
+  # runAsUser: 1000
+
+resources: {}
+  # We usually recommend not to specify default resources and to leave this as a conscious
+  # choice for the user. This also increases chances charts run on environments with little
+  # resources, such as Minikube. If you do want to specify resources, uncomment the following
+  # lines, adjust them as necessary, and remove the curly braces after 'resources:'.
+  # limits:
+  #   cpu: 100m
+  #   memory: 128Mi
+  # requests:
+  #   cpu: 100m
+  #   memory: 128Mi
+
+nodeSelector: {}
+
+tolerations: []
+
+affinity: {}