Add other services

flake.nix

@@ -13,17 +13,18 @@
 
   outputs = inputs@{ self, nixpkgs, home-manager, microvm, ... }:
     let
+      hostName = "nixos";
       system = "x86_64-linux";
       username = "tbarnouin";
     in
     {
       nixosConfigurations = {
-        nixos = nixpkgs.lib.nixosSystem {
+        ${hostName} = nixpkgs.lib.nixosSystem {
           inherit system;
           modules = [
             ./configuration.nix
             {
-              networking.hostName = "nixos";
+              networking.hostName = hostName;
             }
             home-manager.nixosModules.home-manager
             {
@@ -33,12 +34,12 @@
             }
             microvm.nixosModules.host
             {
-              microvm = { 
+              microvm = {
                 autostart = [
                   "nginx"
                 ];
                 vms = {
-                  nginx = { 
+                  nginx = {
                     flake = self;
                     updateFlake = "git+file:///etc/nixos";
                   };
@@ -46,7 +47,7 @@
               };
             }
           ];
-  
+
           specialArgs = {
             inherit inputs;
             inherit username;

services/authentik/default.nix

@@ -0,0 +1,14 @@
+{ inputs, config, lib, authentik-nix, ... }:
+let
+  cfg = config.services.vm_authentik;
+in
+{
+  options.services.vm_authentik = {
+    enable = lib.mkEnableOption "Enable minimal config";
+  };
+  config = lib.mkIf cfg.enable {
+    networking = {
+      firewall.allowedTCPPorts = [ 9000 9300 9443 ];
+    };
+  };
+}

services/default.nix

@@ -2,6 +2,13 @@
 {
   imports = [
     ./nginx
+    ./gitea
+    ./redis
+    ./jellyfin
+    ./nextcloud
+    ./grafana
+    ./authentik
+    ./postgresql
     ./minimalConfig
   ];
 }

services/gitea/default.nix

@@ -0,0 +1,32 @@
+{ config, pkgs, lib, ... }:
+let
+  cfg = config.services.vm_gitea;
+in
+{
+  options.services.vm_gitea = {
+    enable = lib.mkEnableOption "Enable minimal config";
+    db_ip = lib.mkOption {
+      type = lib.types.str;
+      description = "Gitea database IP address";
+    };
+  };
+  config = lib.mkIf cfg.enable {
+    services.gitea = {
+      enable = true;
+      user = "tbarnouin";
+      settings = {
+        server.HTTP_PORT = 3000;
+        server.ROOT_URL = "http://${config.services.vm.vm_ip}/";
+        service.DISABLE_REGISTRATION = true;
+      };
+      database = {
+        createDatabase = false;
+        type = "postgres";
+        host = "${cfg.db_ip}";
+        user = "gitea";
+        passwordFile = "/run/secrets/gitea/gitea-dbpass";
+      };
+    };
+    networking.firewall.allowedTCPPorts = [ 3000 ];
+  };
+}

services/grafana/default.nix

@@ -0,0 +1,151 @@
+{ lib, config, pkgs, ... }:
+let
+  cfg = config.services.vm_grafana;
+in
+{
+  options.services.vm_grafana = {
+    enable = lib.mkEnableOption "Enable minimal config";
+    proxy_ip = lib.mkOption {
+      type = lib.types.str;
+      description = "The Nginx proxy IP address";
+    };
+  };
+    config = lib.mkIf cfg.enable {
+    services.rsyslogd.enable = true;
+    services.grafana = {
+      enable = true;
+      settings = {
+        server = {
+          protocol = "http";
+          http_addr = "${config.services.vm.vm_ip}";
+          http_port = 3000;
+          domain = "logs.le43.eu";
+          root_url = "https://logs.le43.eu";
+          serve_from_sub_path = false;
+        };
+      };
+    };
+    services.prometheus = {
+      enable = true;
+      port = 9001;
+      scrapeConfigs = [
+        {
+          job_name = "grafana";
+          static_configs = [{
+            targets = [ "127.0.0.1:9002" ];
+          }];
+        }
+        {
+          job_name = "nginx";
+          static_configs = [{
+            targets = [ "${cfg.proxy_ip}:9002" ];
+          }];
+        }
+      ];
+      exporters = {
+        node = {
+          enable = true;
+          enabledCollectors = [ "systemd" ];
+          port = 9002;
+        };
+      };
+    };
+    services.loki = {
+      enable = true;
+      configuration = {
+        server.http_listen_port = 3100;
+        server.grpc_listen_port = 9096;
+        auth_enabled = false;
+        ingester = {
+          lifecycler = {
+            address = "127.0.0.1";
+            ring = {
+              kvstore = {
+                store = "inmemory";
+              };
+              replication_factor = 1;
+            };
+          };
+          chunk_idle_period = "1h";
+          max_chunk_age = "1h";
+          chunk_target_size = 999999;
+          chunk_retain_period = "30s";
+        };
+        schema_config = {
+          configs = [{
+            from = "2022-06-06";
+            store = "boltdb-shipper";
+            object_store = "filesystem";
+            schema = "v13";
+            index = {
+              prefix = "index_";
+              period = "24h";
+            };
+          }];
+        };
+        storage_config = {
+          boltdb_shipper = {
+            active_index_directory = "/var/lib/loki/boltdb-shipper-active";
+            cache_location = "/var/lib/loki/boltdb-shipper-cache";
+            cache_ttl = "24h";
+          };
+
+          filesystem = {
+            directory = "/var/lib/loki/chunks";
+          };
+        };
+
+        limits_config = {
+          reject_old_samples = true;
+          reject_old_samples_max_age = "168h";
+          allow_structured_metadata = false;
+        };
+
+        table_manager = {
+          retention_deletes_enabled = false;
+          retention_period = "0s";
+        };
+        compactor = {
+          working_directory = "/var/lib/loki";
+          compactor_ring = {
+            kvstore = {
+              store = "inmemory";
+            };
+          };
+        };
+      };
+    };
+    services.promtail = {
+      enable = true;
+      configuration = {
+        server = {
+          http_listen_port = 3101;
+          grpc_listen_port = 9095;
+        };
+        positions = {
+          filename = "/tmp/positions.yaml";
+        };
+        clients = [{
+          url = "http://127.0.0.1:3100/loki/api/v1/push";
+        }];
+        scrape_configs = [{
+          job_name = "journal";
+          journal = {
+            max_age = "12h";
+            labels = {
+              job = "systemd-journal";
+              host = "localhost";
+            };
+          };
+          relabel_configs = [{
+            source_labels = [ "__journal__systemd_unit" ];
+            target_label = "unit";
+          }];
+        }];
+      };
+    };
+
+    # Open ports in the firewall.
+    networking.firewall.allowedTCPPorts = [ 3000 3100 3101 9001 ];
+  };
+}

services/jellyfin/default.nix

@@ -0,0 +1,25 @@
+{ lib, config, pkgs, ... }:
+let
+  cfg = config.services.vm_jellyfin;
+in
+{
+  options.services.vm_jellyfin = {
+    enable = lib.mkEnableOption "Enable minimal config";
+  };
+  config = lib.mkIf cfg.enable {
+    environment.systemPackages = [ pkgs.cifs-utils ];
+    services.jellyfin = {
+      enable = true;
+      user = "tbarnouin";
+      openFirewall = true;
+    };
+    fileSystems."/mnt/media" = {
+      device = "192.168.1.125:/DATA";
+      fsType = "nfs";
+      options = [
+        "x-systemd.automount"
+        "noauto"
+      ];
+    };
+  };
+}

services/nextcloud/default.nix

@@ -0,0 +1,78 @@
+{ lib, config, pkgs, ... }:
+let
+  cfg = config.services.vm_nextcloud;
+in
+{
+  options.services.vm_nextcloud = {
+    enable = lib.mkEnableOption "Enable minimal config";
+    proxy_ip = lib.mkOption {
+      type = lib.types.str;
+      description = "The Nginx proxy IP address";
+    };
+    db_ip = lib.mkOption {
+      type = lib.types.str;
+      description = "Gitea database IP address";
+    };
+  };
+  config = lib.mkIf cfg.enable {
+    environment.etc = {
+      "fail2ban/filter.d/nextcloud.conf".text = pkgs.lib.mkDefault (pkgs.lib.mkAfter ''
+        [Definition]
+        _groupsre = (?:(?:,?\s*"\w+":(?:"[^"]+"|\w+))*)
+        failregex = ^\{%(_groupsre)s,?\s*"remoteAddr":"<HOST>"%(_groupsre)s,?\s*"message":"Login failed:
+                    ^\{%(_groupsre)s,?\s*"remoteAddr":"<HOST>"%(_groupsre)s,?\s*"message":"Two-factor challenge failed:
+                    ^\{%(_groupsre)s,?\s*"remoteAddr":"<HOST>"%(_groupsre)s,?\s*"message":"Trusted domain error.
+        datepattern = ,?\s*"time"\s*:\s*"%%Y-%%m-%%d[T ]%%H:%%M:%%S(%%z)?"
+      '');
+    };
+    services = {
+      fail2ban = {
+        jails = {
+          nextcloud = ''
+            backend  = auto
+            enabled  = true
+            port     = http,https
+            filter   = nextcloud
+            maxretry = 3
+            bantime = 86400
+            findtime = 43200
+            logpath  = /var/lib/nextcloud/data/nextcloud.log
+          '';
+        };
+      };
+      nextcloud = {
+        enable = true;
+        hostName = "${config.services.vm.vm_ip}";
+        home = "/var/lib/nextcloud";
+        maxUploadSize = "10240M";
+        caching.redis = true;
+        configureRedis = true;
+        database.createLocally = false;
+        phpOptions = {
+          "opcache.interned_strings_buffer" = "16";
+          "opcache.memory_consumption" = "512";
+        };
+        settings = {
+          trusted_proxies = [ "${cfg.proxy_ip}" ];
+          trusted_domains = [ "${cfg.proxy_ip}" ];
+          overwriteprotocol = "http";
+          overwrite.cli.url = "http://${cfg.proxy_ip}/cloud/";
+          "overwritehost" = "${cfg.proxy_ip}";
+          "overwritewebroot" = "/cloud";
+          htaccess.RewriteBase = "/cloud";
+          log_type = "file";
+        };
+        config = {
+          dbhost = "${cfg.db_ip}:5432";
+          dbname = "nextcloud";
+          dbuser = "nextcloud";
+          dbtype = "pgsql";
+          dbpassFile = "/run/secrets/nextcloud/nextcloud-dbpass";
+  		    adminuser = "tbarnouin";
+          adminpassFile = "/run/secrets/nextcloud/nextcloud-adminpass";
+        };
+      };
+    };
+    networking.firewall.allowedTCPPorts = [ 80 ];
+  };
+}

services/postgresql/default.nix

@@ -0,0 +1,39 @@
+{ lib, config, pkgs, ... }:
+let
+  cfg = config.services.vm_postgresql;
+in
+{
+  options.services.vm_postgresql = {
+    enable = lib.mkEnableOption "Enable minimal config";
+  };
+  config = lib.mkIf cfg.enable {
+    services.postgresql = {
+      enable = true;
+      enableTCPIP = true;
+      settings.port = 5432;
+      ensureDatabases = [ "gitea" "nextcloud" ];
+      ensureUsers = [
+        {
+          name = "gitea";
+          ensureDBOwnership = true;
+        }
+        {
+          name = "nextcloud";
+          ensureDBOwnership = true;
+        }
+      ];
+      authentication = pkgs.lib.mkOverride 10 ''
+        #type database   user        origin-address    auth-method
+        # IPv4 local connections:
+        local all        all                           trust
+        host  gitea      gitea       192.168.122.3/24  trust
+        host  nextcloud  nextcloud   192.168.122.7/24  trust
+      '';
+      initialScript = pkgs.writeText "init-sql-script" ''
+        alter user gitea with password 'gitea';
+        alter user nextcloud with password 'nextcloud';
+      '';
+    };
+    networking.firewall.allowedTCPPorts = [ 5432 ];
+  };
+}

services/redis/default.nix

@@ -0,0 +1,23 @@
+{ config, pkgs, lib, ... }:
+let
+  cfg = config.services.vm_redis;
+in
+{
+  options.services.vm_redis = {
+    enable = lib.mkEnableOption "Enable minimal config";
+  };
+  config = lib.mkIf cfg.enable {
+    services.redis = {
+      vmOverCommit = true;
+      servers.redis = {
+        enable = true;
+        port = 6379;
+        bind = "0.0.0.0";
+        settings = {
+          protected-mode = "no";
+        };
+      };  
+    };
+    networking.firewall.allowedTCPPorts = [ 6379 ];
+  };
+}

systems/default.nix

@@ -68,8 +68,8 @@ in
       matchConfig.Type = "ether";
       networkConfig = {
         Address = ["${cfg.vm_ip}/24"];
-        Gateway = "192.168.122.1";
+        Gateway = "192.168.1.254";
-        DNS = ["192.168.122.1"];
+        DNS = ["192.168.1.254"];
         IPv6AcceptRA = true;
         DHCP = "no";
       };