internal-gateway: add njs scripts

Author: zarbis

charts/internal-gateway/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: v0.0.0
 description: A Helm chart for Codefresh Internal Gateway
 name: internal-gateway
-version: 0.9.0
+version: 0.10.0
 home: https://github.com/codefresh-io/helm-charts
 keywords:
   - codefresh
@@ -13,4 +13,4 @@ maintainers:
 dependencies:
   - name: cf-common
     repository: oci://quay.io/codefresh/charts
-    version: "0.16.0"
+    version: "0.21.0"

charts/internal-gateway/files/njs/auth.js

@@ -0,0 +1,10 @@
+function account_name(r) {
+    const auth_entity = r.variables["auth_entity"];
+    const b64decoded = Buffer.from(auth_entity, 'base64');
+    const json = JSON.parse(b64decoded);
+    const account_name = json.authenticatedEntity.activeAccount.name;
+
+    return account_name;
+}
+
+export default {account_name};

charts/internal-gateway/templates/_components/_configmap.tpl

@@ -19,6 +19,14 @@ data:
     pid        /tmp/nginx.pid;
     worker_rlimit_nofile {{ $nginxConfig.workerRlimitNofile }};
 
+    {{- with $nginxConfig.rootSnippet }}
+    {{ . | nindent 4 }}
+    {{- end }}
+
+    {{- range $key, $val := $nginxConfig.rootDirectives }}
+    {{ printf "%s %s;" $key $val }}
+    {{- end }}
+
     events {
       worker_connections  {{ $nginxConfig.workerConnections }};
     }

charts/internal-gateway/templates/njs-scripts.yaml

@@ -0,0 +1,14 @@
+{{- if not .Values.libraryMode }}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ .Release.Name }}-njs-scritps
+  namespace: {{ .Release.Namespace }}
+data:
+  {{- $rootContext := . }}
+  {{- range $globPattern := $rootContext.Values.nginx.scriptFilesPatterns }}
+    {{- range $path, $_ := $rootContext.Files.Glob $globPattern }}
+  {{ base $path }}: {{ $rootContext.Files.Get $path | toYaml | nindent 4 }}
+    {{- end }}
+  {{- end }}
+{{- end }}

charts/internal-gateway/values.yaml

@@ -1,6 +1,6 @@
 # Defines if library mode is used for the chart. No templates are generated when using this mode.
 # Added to support usage in Codefresh On-Premise Helm chart
-libraryMode: true
+libraryMode: false
 
 # -- Codefresh platform settings
 # List of services endpoints and port
@@ -128,6 +128,11 @@ nginx:
     errorLogLevel: error
     # -- Enables NGINX access logs
     accessLogEnabled: true
+    # -- Allows appending custom directives to the root block (map)
+    rootSnippet: ""
+    # -- Allows appending custom directives to the root block (map)
+    rootDirectives:
+      load_module: modules/ngx_http_js_module.so
     # -- Allows appending custom configuration to the server block (string)
     serverSnippet: ""
     # -- Allows appending custom directives to the server block (map)
@@ -148,6 +153,8 @@ nginx:
     # !! Moved into separate template at `templates/nginx/configmap.yaml`
     # @default -- See below
     file: ""
+  scriptFilesPatterns:
+  - files/njs/**
 
 # -- Misc signadot configuration
 signadot: false
@@ -193,6 +200,9 @@ container:
     config:
       path:
         - mountPath: /etc/nginx
+    njs-scripts:
+      path:
+        - mountPath: /etc/nginx/scripts
 
   resources:
     requests:
@@ -260,6 +270,9 @@ volumes:
   config:
     enabled: true
     type: configMap
+  njs-scripts:
+    enabled: true
+    type: configMap
 
 # -- HPA parameters
 # @default -- See below
@@ -301,3 +314,6 @@ serviceAccount:
 # @default -- See below
 rbac:
   enabled: false
+
+keda:
+  enabled: false