ingress-blowhole expose internal services using DNS

Signed-off-by: Magic_RB <magic_rb@redalder.org>

nomad/regions/homelab-1/ingress-upstreams.conf

@@ -14,26 +14,34 @@ upstream syncthing {
   server {{ env "NOMAD_UPSTREAM_ADDR_syncthing" }};
 }
 
-upstream baikal {
+upstream influx {
-  server {{ env "NOMAD_UPSTREAM_ADDR_baikal" }};
+  server {{ env "NOMAD_UPSTREAM_ADDR_influx" }};
+}
+
+upstream grafana {
+  server {{ env "NOMAD_UPSTREAM_ADDR_grafana" }};
+}
+
+upstream mainsail {
+  server {{ env "NOMAD_UPSTREAM_ADDR_mainsail" }};
 }
 
 server {
-  listen 8096;
+  listen 80;
 
-  server_name _;
+  server_name jellyfin.in.redalder.org;
 
   include /local/security.conf;
 
   client_max_body_size 100M;
 
-  location /jellyfin/ {
+  location / {
      # Proxy main Jellyfin traffic
 
      # The / at the end is significant.
      # https://www.acunetix.com/blog/articles/a-fresh-look-on-reverse-proxy-related-attacks/
 
-     proxy_pass http://jellyfin/jellyfin/;
+     proxy_pass http://jellyfin/;
 
      proxy_pass_request_headers on;
 
@@ -50,57 +58,115 @@ server {
      # Disable buffering when the nginx proxy gets very resource heavy upon streaming
      proxy_buffering off;
   }
+}
 
-  location /syncthing/ {
+server {
+  listen 80;
+
+  server_name syncthing.in.redalder.org;
+
+  include /local/security.conf;
+
+  location / {
     include /local/headers.conf;
 
     proxy_pass http://syncthing/;
   }
+}
 
-  location ~ "^/(static/icons/|static/fonts/|static/translations/|static/images/|static/panels/|static/polyfills|api/|auth/|frontend_latest/|frontend_es5/|local/|lovelace|map|config|developer-tools|history|logbook|profile|states|hassio|onboarding.html|service_worker.js|authorize.html|manifest.json)" {
+server {
+  listen 80;
+
+  server_name hass.in.redalder.org;
+
+  include /local/security.conf;
+
+  location / {
     include /local/headers.conf;
 
     proxy_http_version 1.1;
     proxy_set_header Upgrade $http_upgrade;
     proxy_set_header Connection "upgrade";
 
-    proxy_pass http://home-assistant;
+    proxy_pass http://home-assistant/;
+
+    # Disable buffering when the nginx proxy gets very resource heavy upon streaming
+    proxy_buffering off;
   }
+}
 
-  location /home-assistant {
+server {
+  listen 80;
+
+  server_name zigbee2mqtt.in.redalder.org;
+
+  include /local/security.conf;
+
+  location / {
     include /local/headers.conf;
 
-    rewrite /home-assistant/(.*) /$1 break;
-
-    proxy_http_version 1.1;
-    proxy_set_header Upgrade $http_upgrade;
-    proxy_set_header Connection "upgrade";
-
-    proxy_pass http://home-assistant;
-  }
-
-  location /zigbee2mqtt/ {
-    include /local/headers.conf;
-
-#    rewrite /zigbee2mqtt/(.*) /$1 break;
-
     proxy_http_version 1.1;
     proxy_set_header Upgrade $http_upgrade;
     proxy_set_header Connection "upgrade";
 
     proxy_pass http://zigbee2mqtt/;
   }
+}
 
-  location /baikal/ {
+server {
+  listen 80;
+
+  server_name grafana.in.redalder.org;
+
+  # Grafana really doesn't like that CSP policy
+  # include /local/security.conf;
+
+  location / {
     include /local/headers.conf;
 
-#    rewrite /baikal/(.*) /$1 break;
-
     proxy_http_version 1.1;
     proxy_set_header Upgrade $http_upgrade;
     proxy_set_header Connection "upgrade";
 
-    proxy_pass http://baikal/;
+    proxy_pass http://grafana/;
+  }
+}
+
+server {
+  listen 80;
+
+  server_name influx.in.redalder.org;
+
+  # Influx doesn't like it either
+  # include /local/security.conf;
+
+  location / {
+    include /local/headers.conf;
+
+    proxy_http_version 1.1;
+    proxy_set_header Upgrade $http_upgrade;
+    proxy_set_header Connection "upgrade";
+
+    proxy_pass http://influx/;
+  }
+}
+
+server {
+  listen 80;
+
+  server_name mainsail.in.redalder.org;
+
+  # Influx doesn't like it either
+  # include /local/security.conf;
+
+  location / {
+    include /local/headers.conf;
+
+    proxy_http_version 1.1;
+    proxy_set_header Upgrade $http_upgrade;
+    proxy_set_header Connection "upgrade";
+
+    proxy_pass http://mainsail/;
   }
 }
 
@@ -108,32 +174,21 @@ server {
   listen 80;
 
   server_name _;
-
   include /local/security.conf;
 
-  client_max_body_size 100M;
+  location / {
-
+    return 404;
-  location /jellyfin/ {
-     # Proxy main Jellyfin traffic
-
-     # The / at the end is significant.
-     # https://www.acunetix.com/blog/articles/a-fresh-look-on-reverse-proxy-related-attacks/
-
-     proxy_pass http://jellyfin/jellyfin/;
-
-     proxy_pass_request_headers on;
-
-     proxy_set_header Host $host;
-
-     proxy_set_header X-Real-IP $remote_addr;
-     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-     proxy_set_header X-Forwarded-Proto $scheme;
-     proxy_set_header X-Forwarded-Host $http_host;
-
-     proxy_set_header Upgrade $http_upgrade;
-     proxy_set_header Connection $http_connection;
-
-     # Disable buffering when the nginx proxy gets very resource heavy upon streaming
-     proxy_buffering off;
   }
 }
+
+# server {
+#   listen 443;
+
+#   server_name _;
+
+#   include /local/security.conf;
+
+#   location / {
+#     return 404;
+#   }
+# }

nomad/regions/homelab-1/job/ingress.hcl

@@ -25,21 +25,19 @@ job "ingress" {
     network {
       mode = "bridge"
       port "http" {
-        static = 8080
+        host_network = "mesh"
+        static = 80
         to = 80
       }
 
       port "https" {
+        host_network = "mesh"
         static = 443
         to = 443
       }
 
-      port "jellyfin" {
-        static = 8096
-        to = 8096
-      }
-
       port "imap" {
+        host_network = "mesh"
         static = 143
         to = 143
       }
@@ -49,6 +47,90 @@ job "ingress" {
       name = "ingress-blowhole"
       port = "80"
 
+      check {
+        type = "http"
+        path = "/health"
+        name = "jellyfin"
+        port = "http"
+        interval = "5s"
+        timeout = "5s"
+        header {
+          Host = [ "jellyfin.in.redalder.org" ]
+        }
+      }
+
+      check {
+        type = "http"
+        path = "/"
+        name = "zigbee2mqtt"
+        port = "http"
+        interval = "5s"
+        timeout = "5s"
+        header {
+          Host = [ "zigbee2mqtt.in.redalder.org" ]
+        }
+      }
+
+      check {
+        type = "http"
+        path = "/"
+        name = "home-assistant"
+        port = "http"
+        interval = "5s"
+        timeout = "5s"
+        header {
+          Host = [ "hass.in.redalder.org" ]
+        }
+      }
+
+      # check {
+      #   type = "http"
+      #   path = "/"
+      #   name = "syncthing"
+      #   port = "http"
+      #   interval = "5s"
+      #   timeout = "5s"
+      #   header {
+      #     Host = [ "syncthing.in.redalder.org" ]
+      #   }
+      # }
+
+      check {
+        type = "http"
+        path = "/api/health"
+        name = "grafana"
+        port = "http"
+        interval = "5s"
+        timeout = "5s"
+        header {
+          Host = [ "grafana.in.redalder.org" ]
+        }
+      }
+
+      check {
+        type = "http"
+        path = "/health"
+        name = "influx"
+        port = "http"
+        interval = "5s"
+        timeout = "5s"
+        header {
+          Host = [ "influx.in.redalder.org" ]
+        }
+      }
+
+      check {
+        type = "http"
+        path = "/"
+        name = "mainsail"
+        port = "http"
+        interval = "5s"
+        timeout = "5s"
+        header {
+          Host = [ "mainsail.in.redalder.org" ]
+        }
+      }
+
       connect {
         sidecar_service {
           proxy {
@@ -78,9 +160,19 @@ job "ingress" {
             }
 
             upstreams {
-              destination_name = "baikal"
+              destination_name = "grafana"
               local_bind_port  = 8006
             }
+
+            upstreams {
+              destination_name = "influx"
+              local_bind_port  = 8007
+            }
+
+            upstreams {
+              destination_name = "mainsail"
+              local_bind_port  = 8008
+            }
           }
         }