Merge pull request #13 from MammatusPHP/create-keda-scaler-chart

Create Keda scaler chart

charts/keda/.helmignore

@@ -0,0 +1,22 @@
+# 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
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/

charts/keda/Chart.yaml

@@ -0,0 +1,10 @@
+apiVersion: v2
+name: keda
+description: Keda extension chart
+type: library
+version: 0.0.1
+appVersion: 0.0.1
+maintainers:
+  - name: WyriHaximus
+    email: helm@ceesjankiewiet.nl
+    url: https://wyrihaximus.net/

charts/keda/templates/_helpers.tpl

@@ -0,0 +1,8 @@
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "mammatus.keda.deployment" -}}
+{{- include "mammatus.keda.scaled_object" . }}
+{{- include "mammatus.keda.trigger_authentication" . }}
+{{- end -}}

charts/keda/templates/_scaled_object.tpl

@@ -0,0 +1,29 @@
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "mammatus.keda.scaled_object" -}}
+{{- $deploymentName := .name }}
+---
+apiVersion: keda.sh/v1alpha1
+kind: ScaledObject
+metadata:
+  name: {{ .name }}
+spec:
+  scaleTargetRef:
+    apiVersion: apps/v1
+    kind: Deployment
+    name: {{ .name }}
+  idleReplicaCount: {{ .arguments.idleReplicaCount }}
+  minReplicaCount: {{ .arguments.minReplicaCount }}
+  maxReplicaCount: {{ .arguments.maxReplicaCount }}
+  cooldownPeriod: {{ .arguments.cooldownPeriod }}
+  advanced: {{ .arguments.advanced|toYaml|nindent 4 }}
+  triggers:
+{{- range $index, $trigger := .arguments.triggers }}
+    - type: {{ $trigger.type }}
+      mode: {{ $trigger.mode }}
+      authenticationRef:
+        name: {{ $deploymentName }}-{{ $index }}
+{{- end }}
+{{- end -}}

charts/keda/templates/_trigger_authentication.tpl

@@ -0,0 +1,16 @@
+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "mammatus.keda.trigger_authentication" -}}
+{{- $deploymentName := .name }}
+{{- range $index, $trigger := .arguments.triggers }}
+---
+apiVersion: keda.sh/v1alpha1
+kind: TriggerAuthentication
+metadata:
+  name: {{ $deploymentName }}-{{ $index }}
+spec:
+  {{- (dict "secretTargetRef" (list .authenticationRef))|toYaml|nindent 2 }}
+{{- end }}
+{{- end }}

charts/mammatus/Chart.yaml

@@ -2,8 +2,8 @@ apiVersion: v2
 name: mammatus
 description: MammatusPHP Chart
 type: application
-version: 0.0.8
-appVersion: 0.0.8
+version: 0.0.9
+appVersion: 0.0.9
 maintainers:
   - name: WyriHaximus
     email: helm@ceesjankiewiet.nl

charts/mammatus/templates/_pod.yaml

@@ -14,14 +14,14 @@ containers:
 {{- $resourcesSet := false }}
 {{- range .addOns }}
 {{- if eq .type "container" }}
-{{- include .helper .arguments | nindent 4 }}
+{{- include .helper (dict "arguments" .arguments) | nindent 4 }}
 {{- if eq .helper "mammatus.container.resources" }}
 {{- $resourcesSet = true }}
 {{- end }}
 {{- end }}
 {{- end }}
 {{- if eq $resourcesSet false }}
-{{- include "mammatus.container.resources" (dict "cpu" $.Values.resources.cpu "memory" $.Values.resources.memmory) | nindent 4 }}
+{{- include "mammatus.container.resources" (dict "arguments" (dict "cpu" $.Values.resources.cpu "memory" $.Values.resources.memmory)) | nindent 4 }}
 {{- end }}
 {{- include "mammatus.volumeMounts" . | nindent 4 }}
 {{ include "mammatus.volumes" . }}

charts/mammatus/templates/addOn/container/_resources.yaml

@@ -2,10 +2,10 @@
 {{- define "mammatus.container.resources" -}}
 resources:
   limits:
-    cpu: {{ .cpu }}
-    memory: {{ .memory }}
+    cpu: {{ .arguments.cpu }}
+    memory: {{ .arguments.memory }}
   requests:
-    cpu: {{ .cpu }}
-    memory: {{ .memory }}
+    cpu: {{ .arguments.cpu }}
+    memory: {{ .arguments.memory }}
 {{- end -}}
 

charts/mammatus/templates/addOn/deployments.yaml

@@ -1,8 +1,9 @@
 {{- range .Values.deployments }}
+{{- $deploymentName := .name }}
 {{- range .addOns }}
 {{- if eq .type "deployment" }}
 ---
-{{- include .helper .arguments }}
+{{- include .helper (dict "arguments" .arguments "name" $deploymentName)  }}
 {{- end }}
 {{- end }}
 {{- end }}

charts/mammatus/values.yaml

@@ -21,9 +21,33 @@ deployments: []
 #        arguments:
 #          cpu: 128
 #          memory: 64Gi
-#      - helper: mammatus.deployment.someshit
-#        type: deployment
-#        arguments: []
+#      - type: deployment
+#        helper: mammatus.keda.deployment
+#        arguments:
+#          idleReplicaCount: 0
+#          minReplicaCount: 1
+#          maxReplicaCount: 5
+#          cooldownPeriod: 1
+#          advanced:
+#            horizontalPodAutoscalerConfig:
+#              behavior:
+#                scaleUp:
+#                  policies:
+#                    type: Pods
+#                    value: 1
+#                    periodSeconds: 1
+#                scaleDown:
+#                  policies:
+#                    type: Pods
+#                    value: 1
+#                    periodSeconds: 5
+#          triggers:
+#            - type: rabbitmq
+#              mode: QueueLength
+#              authenticationRef:
+#                parameter: host
+#                name: rabbitmq-scaler-credentials-images.blp-to-png
+#                key: URL
 #  - name: some_service
 #    command: mammatus-vhost
 #    arguments: