feat(internal-gateway): signadot poc (#79)

Co-authored-by: shirtabachii <shir.tabachi@codefresh.io>

Author: mikhail-klimko

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: 0.7.0
+version: 0.8.0
 home: https://github.com/codefresh-io/helm-charts
 keywords:
   - codefresh

charts/internal-gateway/README.md

@@ -1,6 +1,6 @@
 # internal-gateway
 
-![Version: 0.7.0](https://img.shields.io/badge/Version-0.7.0-informational?style=flat-square) ![AppVersion: v0.0.0](https://img.shields.io/badge/AppVersion-v0.0.0-informational?style=flat-square)
+![Version: 0.8.0](https://img.shields.io/badge/Version-0.8.0-informational?style=flat-square) ![AppVersion: v0.0.0](https://img.shields.io/badge/AppVersion-v0.0.0-informational?style=flat-square)
 
 A Helm chart for Codefresh Internal Gateway
 
@@ -46,6 +46,7 @@ A Helm chart for Codefresh Internal Gateway
 | nginx.config.resolver | string | `nil` | Allows to set a custom resolver |
 | nginx.config.serverDirectives | object | `{}` | Allows appending custom directives to the server block (map) |
 | nginx.config.serverSnippet | string | `""` | Allows appending custom configuration to the server block (string) |
+| nginx.config.signadot | bool | `false` | Misc signadot configuration |
 | nginx.config.verboseLogging | bool | `false` | Enable logging of 2xx and 3xx HTTP requests |
 | nginx.config.workerConnections | string | `"16384"` | Sets the maximum number of simultaneous connections that can be opened by a worker process. |
 | nginx.config.workerProcesses | string | `"8"` | Defines the number of worker processes. |

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

@@ -72,6 +72,10 @@ data:
         listen 8080;
         listen [::]:8080;
 
+        {{- range $key, $val := $nginxConfig.serverDirectives }}
+        {{ printf "%s %s;" $key $val }}
+        {{- end }}
+
         {{- range $key, $val := $nginxConfig.locations }}
           {{- if $val.enabled }}
         location {{ $key }} {

charts/internal-gateway/templates/_location_map.tpl

@@ -5,7 +5,9 @@ authHeaderSet: |
   proxy_set_header X-CF-Auth-Entity $auth_entity;
 locationSnippet: |
   proxy_http_version 1.1;
+{{- if not .Values.signadot }}
   proxy_set_header Host $host;
+{{- end }}
   proxy_set_header Upgrade $http_upgrade;
   proxy_set_header Connection $connection_upgrade;
   proxy_set_header X-Request-ID $request_id;

charts/internal-gateway/values.yaml

@@ -148,6 +148,8 @@ nginx:
     # !! Moved into separate template at `templates/nginx/configmap.yaml`
     # @default -- See below
     file: ""
+    # -- Misc signadot configuration
+    signadot: false
 
 # -- Controller parameters
 # @default -- See below