Merge pull request 'Add helm chart' (#331) from chemicstry/garage:helm_chart into main

Reviewed-on: https://git.deuxfleurs.fr/Deuxfleurs/garage/pulls/331
Reviewed-by: maximilien <me@mricher.fr>

1 files changed, 88 insertions, 0 deletions

diff --git a/script/helm/garage/templates/_helpers.tpl b/script/helm/garage/templates/_helpers.tpl
new file mode 100644
index 00000000..037a5f1c
--- /dev/null
+++ b/script/helm/garage/templates/_helpers.tpl
@@ -0,0 +1,88 @@
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "garage.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 "garage.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 the name of the rpc secret
+*/}}
+{{- define "garage.rpcSecretName" -}}
+{{- printf "%s-rpc-secret" (include "garage.fullname" .) -}}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "garage.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "garage.labels" -}}
+helm.sh/chart: {{ include "garage.chart" . }}
+{{ include "garage.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "garage.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "garage.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "garage.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "garage.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}
+
+{{/*
+    Returns given number of random Hex characters.
+    In practice, it generates up to 100 randAlphaNum strings
+    that are filtered from non-hex characters and augmented
+    to the resulting string that is finally trimmed down.
+*/}}
+{{- define "jupyterhub.randHex" -}}
+    {{- $result := "" }}
+    {{- range $i := until 100 }}
+        {{- if lt (len $result) . }}
+            {{- $rand_list := randAlphaNum . | splitList "" -}}
+            {{- $reduced_list := without $rand_list "g" "h" "i" "j" "k" "l" "m" "n" "o" "p" "q" "r" "s" "t" "u" "v" "w" "x" "y" "z" "A" "B" "C" "D" "E" "F" "G" "H" "I" "J" "K" "L" "M" "N" "O" "P" "Q" "R" "S" "T" "U" "V" "W" "X" "Y" "Z" }}
+            {{- $rand_string := join "" $reduced_list }}
+            {{- $result = print $result $rand_string -}}
+        {{- end }}
+    {{- end }}
+    {{- $result | trunc . }}
+{{- end }}