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authorFranck Cuny <franck@fcuny.net>2022-04-06 12:27:49 -0700
committerFranck Cuny <franck@fcuny.net>2022-04-06 12:27:49 -0700
commit719df0add2cf9c2118cda737ec535d83f2b1e24e (patch)
tree9c684ad999a42f168aa1eee8b9eb1dd83a61d854 /modules/services
parentimport navidrome with other services (diff)
downloadworld-719df0add2cf9c2118cda737ec535d83f2b1e24e.tar.gz
refactor unifi to a module
Diffstat (limited to 'modules/services')
-rw-r--r--modules/services/default.nix12
-rw-r--r--modules/services/unifi/default.nix87
2 files changed, 97 insertions, 2 deletions
diff --git a/modules/services/default.nix b/modules/services/default.nix
index 637e60f..8da870e 100644
--- a/modules/services/default.nix
+++ b/modules/services/default.nix
@@ -1,6 +1,14 @@
 { ... }:
 
 {
-  imports =
-    [ ./navidrome ./samba ./ssh-server ./tailscale ./thermald ./tlp ./fwupd ];
+  imports = [
+    ./fwupd
+    ./navidrome
+    ./samba
+    ./ssh-server
+    ./tailscale
+    ./thermald
+    ./tlp
+    ./unifi
+  ];
 }
diff --git a/modules/services/unifi/default.nix b/modules/services/unifi/default.nix
new file mode 100644
index 0000000..af7b059
--- /dev/null
+++ b/modules/services/unifi/default.nix
@@ -0,0 +1,87 @@
+{ config, lib, pkgs, ... }:
+
+let
+  cfg = config.my.services.unifi;
+  allowedRules = {
+    # https://help.ubnt.com/hc/en-us/articles/218506997
+    allowedTCPPorts = [
+      8080 # Port for UAP to inform controller.
+      8880 # Port for HTTP portal redirect, if guest portal is enabled.
+      8843 # Port for HTTPS portal redirect, ditto.
+      6789 # Port for UniFi mobile speed test.
+      9130 # Port for the prometheus exporter
+    ];
+    allowedUDPPorts = [
+      3478 # UDP port used for STUN.
+      10001 # UDP port used for device discovery.
+    ];
+  };
+in {
+  options.my.services.unifi = with lib; {
+    enable = mkEnableOption "Unifi controller";
+  };
+
+  config = lib.mkIf cfg.enable {
+    networking.firewall = allowedRules;
+    users.users.unifi.group = "unifi";
+    users.users.unifi.isSystemUser = true;
+    users.groups.unifi = { };
+
+    services.unifi = {
+      enable = true;
+      openPorts = true;
+      unifiPackage = pkgs.unifiStable;
+    };
+
+    age.secrets.unifi-read-only = {
+      file = ../../../secrets/unifi/unifi-poller.age;
+      mode = "0400";
+      owner = "unifi-poller";
+    };
+
+    services.unifi-poller = {
+      enable = true;
+
+      unifi.defaults = {
+        url = "https://127.0.0.1:8443";
+        user = "unifipoller";
+        pass = config.age.secrets.unifi-read-only.path;
+
+        verify_ssl = false;
+      };
+
+      influxdb.disable = true;
+
+      prometheus = { http_listen = ":9130"; };
+    };
+
+    systemd.services.unifi-available = {
+      description = "Wait for Unifi to be available";
+      after = [ "unifi.service" ];
+      before = [ "unifi-poller.service" ];
+      wantedBy = [ "unifi-poller.service" ];
+      serviceConfig = {
+        ExecStart =
+          "${pkgs.curl}/bin/curl --insecure 'https://localhost:8443/'";
+        Restart = "on-failure";
+        RestartSec = "10";
+        Type = "oneshot";
+      };
+    };
+
+    age.secrets.restic-repo-systems.file =
+      ../../../secrets/restic/repo-systems.age;
+
+    services.restic.backups = {
+      unifi = {
+        paths = [ "/var/lib/unifi" ];
+        repository = "/data/slow/backups/systems";
+        passwordFile = config.age.secrets.restic-repo-systems.path;
+        initialize = true;
+        timerConfig = { OnCalendar = "00:45"; };
+        extraBackupArgs = [ "--tag unifi" ];
+        pruneOpts = [ "--keep-daily 7" "--keep-weekly 4" ];
+      };
+    };
+  };
+}