bicep/mysql: enable slow query logs

flake.lock

@@ -7,11 +7,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1769400154,
+        "lastModified": 1769510541,
-        "narHash": "sha256-K0OeXzFCUZTkCBxUDr3U3ah0odS/urtNVG09WDl+HAA=",
+        "narHash": "sha256-jxuQY0anT3YpwpnYB5w7p6EPS6UWIj4vGxzfsOJvC1I=",
         "ref": "main",
-        "rev": "8e84669d9bf963d5e46bac37fe9b0aa8e8be2d01",
+        "rev": "ec43f67e58f049a709fa2c19601b8c637f38126f",
-        "revCount": 230,
+        "revCount": 232,
         "type": "git",
         "url": "https://git.pvv.ntnu.no/Projects/dibbler.git"
       },
@@ -174,11 +174,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1768749374,
+        "lastModified": 1769500363,
-        "narHash": "sha256-dhXYLc64d7TKCnRPW4TlHGl6nLRNdabJB2DpJ8ffUw0=",
+        "narHash": "sha256-vFxmdsLBPdTy5j2bf54gbTQi1XnWbZDmeR/BBh8MFrw=",
         "ref": "main",
-        "rev": "040294f2e1df46e33d995add6944b25859654097",
+        "rev": "2618e434e40e109eaab6a0693313c7e0de7324a3",
-        "revCount": 37,
+        "revCount": 47,
         "type": "git",
         "url": "https://git.pvv.ntnu.no/Projects/minecraft-kartverket.git"
       },
@@ -217,11 +217,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1768955766,
+        "lastModified": 1769018862,
-        "narHash": "sha256-V9ns1OII7sWSbIDwPkiqmJ3Xu/bHgQzj+asgH9cTpOo=",
+        "narHash": "sha256-x3eMpPQhZwEDunyaUos084Hx41XwYTi2uHY4Yc4YNlk=",
         "owner": "oddlama",
         "repo": "nix-topology",
-        "rev": "71f27de56a03f6d8a1a72cf4d0dfd780bcc075bc",
+        "rev": "a15cac71d3399a4c2d1a3482ae62040a3a0aa07f",
         "type": "github"
       },
       "original": {
@@ -233,11 +233,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1768877948,
+        "lastModified": 1769484787,
-        "narHash": "sha256-Bq9Hd6DWCBaZ2GkwvJCWGnpGOchaD6RWPSCFxmSmupw=",
+        "narHash": "sha256-ufhG9uSA8cCEk/97D/7xQEKcO/ftr4IPRH+HQFaKNdE=",
-        "rev": "43b2e61c9d09cf6c1c9c192fe6da08accc9bfb1d",
+        "rev": "999ca0e5484922624254294ea1adc2b90081579e",
         "type": "tarball",
-        "url": "https://releases.nixos.org/nixos/25.11-small/nixos-25.11.4368.43b2e61c9d09/nixexprs.tar.xz"
+        "url": "https://releases.nixos.org/nixos/25.11-small/nixos-25.11.4804.999ca0e54849/nixexprs.tar.xz"
       },
       "original": {
         "type": "tarball",
@@ -261,11 +261,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1768886240,
+        "lastModified": 1769434638,
-        "narHash": "sha256-HUAAI7AF+/Ov1u3Vvjs4DL91zTxMkWLC4xJgQ9QxOUQ=",
+        "narHash": "sha256-u19M4QdjvjEySkGhP4fUNyY6rqAbPCdQf/AFw04CkQU=",
-        "rev": "80e4adbcf8992d3fd27ad4964fbb84907f9478b0",
+        "rev": "9c2822d7024c032e66000a8b8a47e91b4e63ffc8",
         "type": "tarball",
-        "url": "https://releases.nixos.org/nixos/unstable-small/nixos-26.05pre930839.80e4adbcf899/nixexprs.tar.xz"
+        "url": "https://releases.nixos.org/nixos/unstable-small/nixos-26.05pre935000.9c2822d7024c/nixexprs.tar.xz"
       },
       "original": {
         "type": "tarball",
@@ -300,11 +300,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1768636400,
+        "lastModified": 1769009806,
-        "narHash": "sha256-AiSKT4/25LS1rUlPduBMogf4EbdMQYDY1rS7AvHFcxk=",
+        "narHash": "sha256-52xTtAOc9B+MBRMRZ8HI6ybNsRLMlHHLh+qwAbaJjRY=",
         "ref": "main",
-        "rev": "3a8f82b12a44e6c4ceacd6955a290a52d1ee2856",
+        "rev": "aa8adfc6a4d5b6222752e2d15d4a6d3b3b85252e",
-        "revCount": 573,
+        "revCount": 575,
         "type": "git",
         "url": "https://git.pvv.ntnu.no/Projects/nettsiden.git"
       },
@@ -364,11 +364,11 @@
         "rust-overlay": "rust-overlay_3"
       },
       "locked": {
-        "lastModified": 1768140181,
+        "lastModified": 1769325266,
-        "narHash": "sha256-HfZzup5/jlu8X5vMUglTovVTSwhHGHwwV1YOFIL/ksA=",
+        "narHash": "sha256-q2G2NG7I1tvfFK4GDnn3vt1CCg0GN4ncdo0NSY+Q2Nc=",
         "ref": "main",
-        "rev": "834463ed64773939798589ee6fd4adfe3a97dddd",
+        "rev": "23b163e828901cb981eec6f3262e922f437f850b",
-        "revCount": 43,
+        "revCount": 45,
         "type": "git",
         "url": "https://git.pvv.ntnu.no/Projects/roowho2.git"
       },
@@ -428,11 +428,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1767322002,
+        "lastModified": 1769309768,
-        "narHash": "sha256-yHKXXw2OWfIFsyTjduB4EyFwR0SYYF0hK8xI9z4NIn0=",
+        "narHash": "sha256-AbOIlNO+JoqRJkK1VrnDXhxuX6CrdtIu2hSuy4pxi3g=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "03c6e38661c02a27ca006a284813afdc461e9f7e",
+        "rev": "140c9dc582cb73ada2d63a2180524fcaa744fad5",
         "type": "github"
       },
       "original": {
@@ -448,11 +448,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1768863606,
+        "lastModified": 1769469829,
-        "narHash": "sha256-1IHAeS8WtBiEo5XiyJBHOXMzECD6aaIOJmpQKzRRl64=",
+        "narHash": "sha256-wFcr32ZqspCxk4+FvIxIL0AZktRs6DuF8oOsLt59YBU=",
         "owner": "Mic92",
         "repo": "sops-nix",
-        "rev": "c7067be8db2c09ab1884de67ef6c4f693973f4a2",
+        "rev": "c5eebd4eb2e3372fe12a8d70a248a6ee9dd02eff",
         "type": "github"
       },
       "original": {

flake.nix

@@ -147,7 +147,7 @@
     in {
       bakke = stableNixosConfig "bakke" {
         modules = [
-          disko.nixosModules.disko
+          inputs.disko.nixosModules.disko
         ];
       };
       bicep = stableNixosConfig "bicep" {
@@ -195,6 +195,7 @@
         ];
         modules = [
           inputs.nix-gitea-themes.nixosModules.default
+          inputs.disko.nixosModules.disko
         ];
       };
 
@@ -280,7 +281,16 @@
     };
 
     devShells = forAllSystems (system: {
-      default = nixpkgs-unstable.legacyPackages.${system}.callPackage ./shell.nix { };
+      default = let
+        pkgs = import nixpkgs-unstable {
+          inherit system;
+          overlays = [
+            (final: prev: {
+              inherit (inputs.disko.packages.${system}) disko;
+            })
+          ];
+        };
+      in pkgs.callPackage ./shell.nix { };
       cuda = let
         cuda-pkgs = import nixpkgs-unstable {
           inherit system;

hosts/bekkalokk/services/mediawiki/default.nix

@@ -52,7 +52,7 @@ in {
   services.rsync-pull-targets = {
     enable = true;
     locations.${cfg.uploadsDir} = {
-      user = config.services.root;
+      user = "root";
       rrsyncArgs.ro = true;
       authorizedKeysAttrs = [
         "restrict"
@@ -61,9 +61,7 @@ in {
         "no-pty"
         "no-X11-forwarding"
       ];
-      # TODO: create new key on principal
+      publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAICHFHa3Iq1oKPhbKCAIHgOoWOTkLmIc7yqxeTbut7ig/ mediawiki rsync backup";
-      enable = false;
-      publicKey = "";
     };
   };
 

hosts/bicep/services/matrix/default.nix

@@ -1,8 +1,9 @@
 { config, ... }:
 {
   imports = [
-    ./synapse.nix
     ./synapse-admin.nix
+    ./synapse-auto-compressor.nix
+    ./synapse.nix
     ./element.nix
     ./coturn.nix
     ./livekit.nix

hosts/bicep/services/matrix/synapse-auto-compressor.nix

@@ -0,0 +1,56 @@
+{ config, lib, utils, ... }:
+let
+  cfg = config.services.synapse-auto-compressor;
+in
+{
+  services.synapse-auto-compressor = {
+    # enable = true;
+    postgresUrl = "postgresql://matrix-synapse@/synapse?host=/run/postgresql";
+  };
+
+  # NOTE: nixpkgs has some broken asserts, vendored the entire unit
+  systemd.services.synapse-auto-compressor = {
+    description = "synapse-auto-compressor";
+    requires = [
+      "postgresql.target"
+    ];
+    inherit (cfg) startAt;
+    serviceConfig = {
+      Type = "oneshot";
+      DynamicUser = true;
+      User = "matrix-synapse";
+      PrivateTmp = true;
+      ExecStart = utils.escapeSystemdExecArgs [
+        "${cfg.package}/bin/synapse_auto_compressor"
+        "-p"
+        cfg.postgresUrl
+        "-c"
+        cfg.settings.chunk_size
+        "-n"
+        cfg.settings.chunks_to_compress
+        "-l"
+        (lib.concatStringsSep "," (map toString cfg.settings.levels))
+      ];
+      LockPersonality = true;
+      MemoryDenyWriteExecute = true;
+      NoNewPrivileges = true;
+      PrivateDevices = true;
+      PrivateMounts = true;
+      PrivateUsers = true;
+      RemoveIPC = true;
+      RestrictNamespaces = true;
+      RestrictRealtime = true;
+      RestrictSUIDSGID = true;
+      ProcSubset = "pid";
+      ProtectProc = "invisible";
+      ProtectSystem = "strict";
+      ProtectHome = true;
+      ProtectHostname = true;
+      ProtectClock = true;
+      ProtectKernelTunables = true;
+      ProtectKernelModules = true;
+      ProtectKernelLogs = true;
+      ProtectControlGroups = true;
+    };
+  };
+}

hosts/bicep/services/matrix/synapse.nix

@@ -30,7 +30,7 @@ in {
   services.rsync-pull-targets = {
     enable = true;
     locations.${cfg.settings.media_store_path} = {
-      user = config.services.root;
+      user = "root";
       rrsyncArgs.ro = true;
       authorizedKeysAttrs = [
         "restrict"
@@ -39,9 +39,7 @@ in {
         "no-pty"
         "no-X11-forwarding"
       ];
-      # TODO: create new key on principal
+      publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIASnjI9b3j4ZS3BL/D1ggHfws1BkE8iS0v0cGpEmbG+k matrix_media_store rsync backup";
-      enable = false;
-      publicKey = "";
     };
   };
 

hosts/bicep/services/minecraft-heatmap.nix

@@ -22,7 +22,7 @@ in
     };
   };
 
-  systemd.services.minecraft-heatmap-ingest-logs = {
+  systemd.services.minecraft-heatmap-ingest-logs = lib.mkIf cfg.enable {
     serviceConfig.LoadCredential = [
       "sshkey:${config.sops.secrets."minecraft-heatmap/ssh-key/private".path}"
     ];

hosts/bicep/services/mysql.nix

@@ -13,7 +13,7 @@ in
 
   services.mysql = {
     enable = true;
-    package = pkgs.mariadb;
+    package = pkgs.mariadb_118;
     settings = {
       mysqld = {
         # PVV allows a lot of connections at the same time
@@ -24,6 +24,9 @@ in
         # This was needed in order to be able to use all of the old users
         # during migration from knakelibrak to bicep in Sep. 2023
         secure_auth = 0;
+
+        slow-query-log = 1;
+        slow-query-log-file = "/var/log/mysql/mysql-slow.log";
       };
     };
 
@@ -41,7 +44,23 @@ in
 
   services.mysqlBackup = lib.mkIf cfg.enable {
     enable = true;
-    location = "/var/lib/mysql/backups";
+    location = "/var/lib/mysql-backups";
+  };
+
+  services.rsync-pull-targets = lib.mkIf cfg.enable {
+    enable = true;
+    locations.${config.services.mysqlBackup.location} = {
+      user = "root";
+      rrsyncArgs.ro = true;
+      authorizedKeysAttrs = [
+        "restrict"
+        "no-agent-forwarding"
+        "no-port-forwarding"
+        "no-pty"
+        "no-X11-forwarding"
+      ];
+      publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJgj55/7Cnj4cYMJ5sIkl+OwcGeBe039kXJTOf2wvo9j mysql rsync backup";
+    };
   };
 
   networking.firewall.allowedTCPPorts = lib.mkIf cfg.enable [ 3306 ];
@@ -60,6 +79,8 @@ in
     serviceConfig = {
       BindPaths = [ "${dataDir}:${cfg.dataDir}" ];
 
+      LogsDirectory = "mysql";
+
       IPAddressDeny = "any";
       IPAddressAllow = [
         values.ipv4-space

hosts/bicep/services/postgres.nix

@@ -1,8 +1,11 @@
-{ config, pkgs, values, ... }:
+{ config, lib, pkgs, values, ... }:
+let
+  cfg = config.services.postgresql;
+in
 {
   services.postgresql = {
     enable = true;
-    package = pkgs.postgresql_15;
+    package = pkgs.postgresql_18;
     enableTCPIP = true;
 
     authentication = ''
@@ -74,13 +77,13 @@
     };
   };
 
-  systemd.tmpfiles.settings."10-postgresql"."/data/postgresql".d = {
+  systemd.tmpfiles.settings."10-postgresql"."/data/postgresql".d = lib.mkIf cfg.enable {
     user = config.systemd.services.postgresql.serviceConfig.User;
     group = config.systemd.services.postgresql.serviceConfig.Group;
     mode = "0700";
   };
 
-  systemd.services.postgresql-setup = {
+  systemd.services.postgresql-setup = lib.mkIf cfg.enable {
     after = [
       "systemd-tmpfiles-setup.service"
       "systemd-tmpfiles-resetup.service"
@@ -95,7 +98,7 @@
     };
   };
 
-  systemd.services.postgresql = {
+  systemd.services.postgresql = lib.mkIf cfg.enable {
     after = [
       "systemd-tmpfiles-setup.service"
       "systemd-tmpfiles-resetup.service"
@@ -110,18 +113,34 @@
     };
   };
 
-  environment.snakeoil-certs."/etc/certs/postgres" = {
+  environment.snakeoil-certs."/etc/certs/postgres" = lib.mkIf cfg.enable {
     owner = "postgres";
     group = "postgres";
     subject = "/C=NO/O=Programvareverkstedet/CN=postgres.pvv.ntnu.no/emailAddress=drift@pvv.ntnu.no";
   };
 
-  networking.firewall.allowedTCPPorts = [ 5432 ];
+  networking.firewall.allowedTCPPorts = lib.mkIf cfg.enable [ 5432 ];
-  networking.firewall.allowedUDPPorts = [ 5432 ];
+  networking.firewall.allowedUDPPorts = lib.mkIf cfg.enable [ 5432 ];
 
-  services.postgresqlBackup = {
+  services.postgresqlBackup = lib.mkIf cfg.enable {
     enable = true;
-    location = "/var/lib/postgres/backups";
+    location = "/var/lib/postgres-backups";
     backupAll = true;
   };
+
+  services.rsync-pull-targets = lib.mkIf cfg.enable {
+    enable = true;
+    locations.${config.services.postgresqlBackup.location} = {
+      user = "root";
+      rrsyncArgs.ro = true;
+      authorizedKeysAttrs = [
+        "restrict"
+        "no-agent-forwarding"
+        "no-port-forwarding"
+        "no-pty"
+        "no-X11-forwarding"
+      ];
+      publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGvO7QX7QmwSiGLXEsaxPIOpAqnJP3M+qqQRe5dzf8gJ postgresql rsync backup";
+    };
+  };
 }

hosts/kommode/configuration.nix

@@ -4,6 +4,7 @@
     # Include the results of the hardware scan.
     ./hardware-configuration.nix
     (fp /base)
+    ./disks.nix
 
     ./services/gitea
     ./services/nginx.nix

hosts/kommode/disks.nix

@@ -0,0 +1,80 @@
+{ lib, ... }:
+{
+  disko.devices = {
+    disk = {
+      sda = {
+        type = "disk";
+        device = "/dev/sda";
+        content = {
+          type = "gpt";
+          partitions = {
+            root = {
+              name = "root";
+              label = "root";
+              start = "1MiB";
+              end = "-5G";
+              content = {
+                type = "btrfs";
+                extraArgs = [ "-f" ]; # Override existing partition
+                # subvolumes = let
+                #   makeSnapshottable = subvolPath: mountOptions: let
+                #     name = lib.replaceString "/" "-" subvolPath;
+                #   in {
+                #     "@${name}/active" = {
+                #       mountpoint = subvolPath;
+                #       inherit mountOptions;
+                #     };
+                #     "@${name}/snapshots" = {
+                #       mountpoint = "${subvolPath}/.snapshots";
+                #       inherit mountOptions;
+                #     };
+                #   };
+                # in {
+                #   "@" = { };
+                #   "@/swap" = {
+                #     mountpoint = "/.swapvol";
+                #     swap.swapfile.size = "4G";
+                #   };
+                #   "@/root" = {
+                #     mountpoint = "/";
+                #     mountOptions = [ "compress=zstd" "noatime" ];
+                #   };
+                # }
+                # // (makeSnapshottable "/home" [ "compress=zstd" "noatime" ])
+                # // (makeSnapshottable "/nix" [ "compress=zstd" "noatime" ])
+                # // (makeSnapshottable "/var/lib" [ "compress=zstd" "noatime" ])
+                # // (makeSnapshottable "/var/log" [ "compress=zstd" "noatime" ])
+                # // (makeSnapshottable "/var/cache" [ "compress=zstd" "noatime" ]);
+
+                # swap.swapfile.size = "4G";
+                mountpoint = "/";
+              };
+            };
+
+            swap = {
+              name = "swap";
+              label = "swap";
+              start = "-5G";
+              end = "-1G";
+              content.type = "swap";
+            };
+
+            ESP = {
+              name = "ESP";
+              label = "ESP";
+              start = "-1G";
+              end = "100%";
+              type = "EF00";
+              content = {
+                type = "filesystem";
+                format = "vfat";
+                mountpoint = "/boot";
+                mountOptions = [ "umask=0077" ];
+              };
+            };
+          };
+        };
+      };
+    };
+  };
+}

hosts/kommode/hardware-configuration.nix

@@ -13,21 +13,6 @@
   boot.kernelModules = [ ];
   boot.extraModulePackages = [ ];
 
-  fileSystems."/" =
-    { device = "/dev/disk/by-uuid/d421538f-a260-44ae-8e03-47cac369dcc1";
-      fsType = "btrfs";
-    };
-
-  fileSystems."/boot" =
-    { device = "/dev/disk/by-uuid/86CD-4C23";
-      fsType = "vfat";
-      options = [ "fmask=0077" "dmask=0077" ];
-    };
-
-  swapDevices =
-    [ { device = "/dev/disk/by-uuid/4cfbb41e-801f-40dd-8c58-0a0c1a6025f6"; }
-    ];
-
   # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
   # (the default) this is the recommended approach. When using systemd-networkd it's
   # still possible to use this option, but it's recommended to use it in conjunction

hosts/kommode/services/gitea/default.nix

@@ -195,6 +195,22 @@ in {
 
   networking.firewall.allowedTCPPorts = [ sshPort ];
 
+  services.rsync-pull-targets = {
+    enable = true;
+    locations.${cfg.dump.backupDir} = {
+      user = "root";
+      rrsyncArgs.ro = true;
+      authorizedKeysAttrs = [
+        "restrict"
+        "no-agent-forwarding"
+        "no-port-forwarding"
+        "no-pty"
+        "no-X11-forwarding"
+      ];
+      publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGpMVrOppyqYaDiAhqmAuOaRsubFvcQGBGyz+NHB6+0o gitea rsync backup";
+    };
+  };
+
   systemd.services.gitea-dump = {
     serviceConfig.ExecStart = let
       args = lib.cli.toGNUCommandLineShell { } {

modules/rsync-pull-targets.nix

@@ -124,16 +124,22 @@ in
     services.openssh.enable = true;
     users.users = lib.pipe cfg.locations [
       (lib.filterAttrs (_: value: value.enable))
-      (lib.mapAttrs' (_: { user, location, rrsyncPackage, rrsyncArgs, authorizedKeysAttrs, publicKey, ... }: let
+
-        rrsyncArgString = lib.cli.toCommandLineShellGNU {
+      lib.attrValues
-          isLong = _: false;
+
-        } rrsyncArgs;
+      # Index locations by SSH user
-        # TODO: handle " in location
+      (lib.foldl (acc: location: acc // {
-      in {
+        ${location.user} = (acc.${location.user} or [ ]) ++ [ location ];
-        name = user;
+      }) { })
-        value.openssh.authorizedKeys.keys = [
+
-          "command=\"${lib.getExe rrsyncPackage} ${rrsyncArgString} ${location}\",${lib.concatStringsSep "," authorizedKeysAttrs} ${publicKey}"
+      (lib.mapAttrs (_name: locations: {
-        ];
+        openssh.authorizedKeys.keys = map ({ user, location, rrsyncPackage, rrsyncArgs, authorizedKeysAttrs, publicKey, ... }: let
+          rrsyncArgString = lib.cli.toCommandLineShellGNU {
+            isLong = _: false;
+          } rrsyncArgs;
+          # TODO: handle " in location
+        in "command=\"${lib.getExe rrsyncPackage} ${rrsyncArgString} ${location}\",${lib.concatStringsSep "," authorizedKeysAttrs} ${publicKey}"
+        ) locations;
       }))
     ];
   };

shell.nix

@@ -1,15 +1,16 @@
 { pkgs ? import <nixpkgs> {} }:
 pkgs.mkShellNoCC {
   packages = with pkgs; [
-    just
+    disko
-    jq
+    editorconfig-checker
+    gnupg
     gum
+    jq
+    just
+    openstackclient
     sops
     ssh-to-age
-    gnupg
     statix
-    openstackclient
-    editorconfig-checker
   ];
 
   env = {