authelia

3 files changed, 240 insertions, 30 deletions

diff --git a/nix/hosts/corrino/www/git.emile.space.nix b/nix/hosts/corrino/www/git.emile.space.nix
index 2c7d64e..dceadb6 100644
--- a/nix/hosts/corrino/www/git.emile.space.nix
+++ b/nix/hosts/corrino/www/git.emile.space.nix
@@ -2,18 +2,113 @@
 
 let
   cfg = config.services.gitea;
+  authelia-location = ''
+    set $upstream_authelia http://127.0.0.1:9091/api/authz/auth-request;
+
+    ## Virtual endpoint created by nginx to forward auth requests.
+    location /internal/authelia/authz {
+      ## Essential Proxy Configuration
+      internal;
+      proxy_pass $upstream_authelia;
+
+      ## Headers
+      ## The headers starting with X-* are required.
+      proxy_set_header X-Original-Method $request_method;
+      proxy_set_header X-Original-URL $scheme://$http_host$request_uri;
+      proxy_set_header X-Forwarded-For $remote_addr;
+      proxy_set_header Content-Length "";
+      proxy_set_header Connection "";
+
+      ## Basic Proxy Configuration
+      proxy_pass_request_body off;
+      proxy_next_upstream error timeout invalid_header http_500 http_502 http_503; # Timeout if the real server is dead
+      proxy_redirect http:// $scheme://;
+      proxy_http_version 1.1;
+      proxy_cache_bypass $cookie_session;
+      proxy_no_cache $cookie_session;
+      proxy_buffers 4 32k;
+      client_body_buffer_size 128k;
+
+      ## Advanced Proxy Configuration
+      send_timeout 5m;
+      proxy_read_timeout 240;
+      proxy_send_timeout 240;
+      proxy_connect_timeout 240;
+    }
+  '';
+
+  authelia-authrequest = ''
+    ## Send a subrequest to Authelia to verify if the user is authenticated and has permission to access the resource.
+    auth_request /internal/authelia/authz;
+
+    ## Save the upstream metadata response headers from Authelia to variables.
+    auth_request_set $user $upstream_http_remote_user;
+    auth_request_set $groups $upstream_http_remote_groups;
+    auth_request_set $name $upstream_http_remote_name;
+    auth_request_set $email $upstream_http_remote_email;
+
+    ## Inject the metadata response headers from the variables into the request made to the backend.
+    proxy_set_header Remote-User $user;
+    proxy_set_header Remote-Groups $groups;
+    proxy_set_header Remote-Email $email;
+    proxy_set_header Remote-Name $name;
+
+    ## Configure the redirection when the authz failure occurs. Lines starting with 'Modern Method' and 'Legacy Method'
+    ## should be commented / uncommented as pairs. The modern method uses the session cookies configuration's authelia_url
+    ## value to determine the redirection URL here. It's much simpler and compatible with the mutli-cookie domain easily.
+
+    ## Modern Method: Set the $redirection_url to the Location header of the response to the Authz endpoint.
+    auth_request_set $redirection_url $upstream_http_location;
+
+    ## Modern Method: When there is a 401 response code from the authz endpoint redirect to the $redirection_url.
+    error_page 401 =302 $redirection_url;
+
+    ## Legacy Method: Set $target_url to the original requested URL.
+    ## This requires http_set_misc module, replace 'set_escape_uri' with 'set' if you don't have this module.
+    # set_escape_uri $target_url $scheme://$http_host$request_uri;
+
+    ## Legacy Method: When there is a 401 response code from the authz endpoint redirect to the portal with the 'rd'
+    ## URL parameter set to $target_url. This requires users update 'auth.example.com/' with their external authelia URL.
+    # error_page 401 =302 https://auth.example.com/?rd=$target_url;
+  '';
 in {
   services.nginx.virtualHosts."git.emile.space" = {
     forceSSL = true;
     enableACME = true;
 
+    # TODO(emile): figure out why this doesn't work when enabled, has to do with authelia
+    # extraConfig = authelia-location;
+
     locations = {
       "/" = {
         proxyPass = "http://127.0.0.1:3000";
+
+        # TODO(emile): figure out why this doesn't work when enabled, has to do with authelia
+        # extraConfig = authelia-authrequest;
       };
     };
   };
 
+	# auth via authelia
+	services.authelia.instances.main.settings.identity_providers.oidc.clients = [
+  	{
+  		id = "git";
+
+  		# ; nix run nixpkgs#authelia -- crypto hash generate pbkdf2 --variant sha512 --random --random.length 72 --random.charset rfc3986
+  		secret = "$pbkdf2-sha512$310000$4bi9wRkfcqnjbdmgt7rU.g$pQ2mC6GW4.BQwanGKKFhFyIx6Y.WY80xd/YpmlYOPnlnGBWpp0dSOTv6a/2yqSA5D.EuRkGCyeexSE5FdCK2TA";
+  		public = false;
+  		authorization_policy = "two_factor";
+  		redirect_uris = [
+  			"https://git.emile.space/user/oauth2/authelia/callback"
+  		];
+  		scopes = [
+  			"openid"
+  			"email"
+  			"profile"
+  		];
+  	}
+  ];
+
   services.gitea = rec {
     enable = true;
 
diff --git a/nix/hosts/corrino/www/md.emile.space.nix b/nix/hosts/corrino/www/md.emile.space.nix
new file mode 100644
index 0000000..a983729
--- /dev/null
+++ b/nix/hosts/corrino/www/md.emile.space.nix
@@ -0,0 +1,102 @@
+{ config, pkgs, ... }:
+
+{
+	services.nginx.virtualHosts."md.emile.space" = {
+		forceSSL = true;
+		enableACME = true;
+
+		# TODO(emile): figure out why this doesn't work when enabled, has to do with authelia
+		# extraConfig = authelia-location;
+
+		locations = {
+			"/" = {
+				proxyPass = "http://127.0.0.1:3003";
+
+				# TODO(emile): figure out why this doesn't work when enabled, has to do with authelia
+				# extraConfig = authelia-authrequest;
+			};
+		};
+	};
+
+	# auth via authelia
+	services.authelia.instances.main.settings.identity_providers.oidc.clients = [
+		{
+			id = "HedgeDoc";
+
+			# ; nix run nixpkgs#authelia -- crypto hash generate pbkdf2 --variant sha512 --random --random.length 72 --random.charset rfc3986
+			secret = "$pbkdf2-sha512$310000$l4Kyec7Q9oY2GAhWA/xMig$P/MYFmulfgsDNyyiclUzd6le0oSiOvqCIvl4op5DkXtVTxLWlMA3ZwhJ6Z7u.OfIREuEM2htH6asxWPhBhkpNQ"; 
+			public = false;
+			authorization_policy = "two_factor";
+			redirect_uris = [
+        "https://md.emile.space/auth/oauth2/callback"
+			];
+			scopes = [
+				"openid"
+				"email"
+				"profile"
+			];
+      grant_types = [
+        "refresh_token"
+        "authorization_code"
+			];
+      response_types = [
+        "code"
+			];
+      response_modes = [
+        "form_post"
+        "query"
+        "fragment"
+			];
+		}
+	];
+
+	services.hedgedoc = {
+    enable = true;
+		package = pkgs.hedgedoc;
+
+		environmentFile = config.age.secrets.hedgedoc_environment_variables.path;
+
+		settings = {
+			host = "127.0.0.1";
+			port = 3003;
+
+			domain = "md.emile.space";
+
+			urlPath = null; # we're hosting on the root of the subdomain and not a subpath
+			allowGravatar = true;
+
+			# we're terminating tls at the reverse proxy
+			useSSL = false;
+
+			# Use https:// for all links.
+			# This is useful if you are trying to run hedgedoc behind a reverse proxy.
+			# Only applied if domain is set.
+			protocolUseSSL = true;
+
+			db = {
+			  dialect = "sqlite";
+			  storage = "/var/lib/hedgedoc/db.sqlite";
+			};
+
+			uploadsPath = "/var/lib/hedgedoc/uploads";
+
+			path = null; # we want to use HTTP and not UNIX domain sockets...
+
+			allowOrigin = with config.services.hedgedoc.settings; [ host domain ];
+		};
+  };
+
+	# backups
+	services.restic.backups = {
+	  storagebox = {
+	    user = "u331921";
+	    repository = "stfp:u331921@u331921.your-storagebox-de:23/restic";
+	    initialize = true; # initializes the repo, don't set if you want manual control
+	    passwordFile = config.age.secrets.restic_password.path;
+			paths = [
+				"/var/lib/hedgedoc/"
+			];
+	  };
+	};
+
+}
diff --git a/nix/hosts/corrino/www/znc.emile.space.nix b/nix/hosts/corrino/www/znc.emile.space.nix
index 7a790ed..0ba0751 100644
--- a/nix/hosts/corrino/www/znc.emile.space.nix
+++ b/nix/hosts/corrino/www/znc.emile.space.nix
@@ -1,47 +1,60 @@
-{ ... }:
+{ config, pkgs, lib, ... }:
 
 {
   services.nginx.virtualHosts."znc.emile.space" = {
     forceSSL = true;
     enableACME = true;
 
-    locations = {
-      "/" = {
-        proxyPass = "http://127.0.0.1:5000";
-      };
-    };
+    locations."/".proxyPass = "http://127.0.0.1:5002";
   };
 
   services.znc = {
     enable = true;
-    openFirewall = true;
+    mutable = true;
     useLegacyConfig = false;
 
-    config = {
-      LoadModule = [ ];
-      User.Emile = {
-        Admin = true;
-        Nick = "hanemile";
-        RealName = "Emile";
-        # QuitMsg = "iowait()";
-        LoadModule = [ "chansaver" "controlpanel" ];
+    openFirewall = false;
 
-        Network.libera = {
-          Server = "irc.libera.chat +6697";
-          LoadModule = [ "simple_away" ];
-          Chan = {
-            "#nixos" = { Detached = false; };
-            "##linux" = { Disabled = true; };
-          };
-        };
+    modulePackages = with pkgs.zncModules; [
+      clientbuffer
+      clientaway
+      playback
+      privmsg
+    ];
 
-        Pass.password = { # hunter2
-          Method = "sha256";
-          Hash =
-            "31357a874d929871b7c2267721501aaa1f3c570ddc72eb6fb6d065fe72dbc2e4";
-          Salt = "Oo1du8jahquataexai6Eiph9OcohpoL3";
+    config = lib.mkMerge [
+      ({
+        Version = lib.getVersion pkgs.znc;
+        Listener = {
+          l = { Port = 5002; SSL = false; AllowWeb = true;  };
+          j = { Port = 5001; SSL = true;  AllowWeb = false; };
+          LoadModule = [ "webadmin" "adminlog" "playback" "privmsg" ];
+          User = {
+            emile = {
+              Admin = true;
+              Nick = "hanemile";
+              AltNick = "hanemile_";
+              AutoClearChanBuffer = false;
+              AutoClearQueryBuffer = false;
+              LoadModule = [
+                "clientbuffer autoadd"
+                "buffextras"
+                "clientaway"
+              ];
+              Network = {
+                liberachat = {
+                  Server = "irc.libera.char +6697";
+                  Nick = "hanemile";
+                  AltNick = "hanemile";
+                  JoinDelay = 2;
+                  LoadModule = [ "simple_away" "nickserv" "cert"];
+                };
+              };
+            };
+          };
         };
-      };
-    };
+      })
+    ];
+    configFile = config.age.secrets.znc-config.path;
   };
 }