hosts/bagel-box/default.nix

@@ -39,6 +39,7 @@
     postgres.enable = true;
 
     hydra.enable = true;
+    hydra.dbi = "dbi:Pg:dbname=hydra;user=hydra";
     # Takes 10 builders (0 → 9).
     hydra.builders = lib.genList (i: "builder-${builtins.toString i}") 10;
 

secrets.nix

@@ -4,11 +4,9 @@ let
   commonKeys = keys.users.delroth ++ keys.users.raito;
 
   secrets = with keys; {
-    hydra-postgres-key = [ machines.bagel-box ];
     hydra-s3-credentials = [ machines.bagel-box ];
     hydra-signing-priv = [ machines.bagel-box ];
     hydra-ssh-key-priv = [ machines.bagel-box ];
-
     netbox-environment = [ machines.meta01 ];
     mimir-environment = [ machines.meta01 ];
     mimir-webhook-url = [ machines.meta01 ];
@@ -31,9 +29,6 @@ let
     metrics-push-password = builtins.attrValues machines;
 
     ows-deploy-key = [ machines.gerrit01 ];
-
-    postgres-ca-priv = [ machines.bagel-box ];
-    postgres-tls-priv = [ machines.bagel-box ];
   };
 in
   builtins.listToAttrs (

secrets/hydra-postgres-key.age

@@ -1,20 +0,0 @@
-age-encryption.org/v1
--> ssh-ed25519 +HUDfA PrYITxe8VIsLOsP3oP7jMtammV3emIQBvI4fid5CoxE
-rBD0meQCiOc/WBHtfWws24Byequp9vAZqzKQLXE6HsQ
--> ssh-ed25519 K3b7BA LK7uLle6TYr2MAmOkGflQDAkO1vcbk+Fr61QbOEAvRU
-Nb8JX7v/kCIF64ItKYiACHefHRrJM583X8jRcF2jdjI
--> ssh-ed25519 +qVung DiA/3kVlwDqmU++K13kV5lWhWofJHQyuPoc7UTBGTEI
-k9zuwi7WvZxxuX4SWMp/41xK4EcepJvk3iPCNplCSzY
--> ssh-rsa krWCLQ
-WMNLx1M3XAQ4yVyudEU4GQg6nBUPvDbv+U8Br+D46KeI/FcYZPsdseieT/QVrNRB
-fkPnrNNgCWDcNaT6bgri8kGGzG3ytRJrUFPTCDlobKWKNZMGWSfEQB8xKb7GBwa1
-LwE237DiuSHiYcxNzwfza0ygi7RnIhGq42IPJkiNUtZvYyzs+d/eJ5KU4Z9/us1k
-kqi2Wku69y4QBsZRgZQaH1gkCaQbVfjhq10eTnxuWXLyvtX3E+1YRWSmLKKSNU1/
-wEMPuEEXyf9MYFa+oNDtDO0VgqAebepTjIOedEyyX+QVhPt3/VoLPPfTdFtPkAtd
-MeVQcLmlpRzgn+KENtS/Rg
--> ssh-ed25519 /vwQcQ vI3LkaJKygKzAeacTOxQV12kqpBphZxd5t0Iz5tTb1U
-+TR67BdaqzmUL0P23KvYR/zqbszup6yBw2WO13nwx80
--> ssh-ed25519 0R97PA Hq35zNwe2YXd7BQL9rt8u9wPo8eCPUmPfgMjaE2OpjE
-b5X5G182EJ6sGCZlAa96GY2sRSF8YH3WGJjFekIqpFA
---- 9kwuc/FdoWYejJjN2OqUL+BUll4yaChv8s2zv0Kclcw
-µòm¤fŒ‚,ýM¥ÌóÕ5`…•ÊwVÄ\Šž¶TÓ[ŸÿÕ^'b5ÙWþà€	z?ñ<>å_1ú)<29>®b²î'Ys¥äÙëQr<51>ƒ]\nWE³`y³™¦î,Øý7:ÖêHŠ[ÉZM—µá—<A Ò¿ÞKbÄTâLúÜ¢^üehÜØ,u#­ñÏ´úšÍõ
¡Mxȼá~@ªo|—ÍJÖ[dx]3¡/ièSÔ!¼ÆZ‘D™½GoÿBXXZÃq—(!ÞÁ0!˜šûWï2É‚Àf<œÙOØ*ˆãÄ;>)Ï@˜–E¯Ä<C2AF>õL=DÛÄ·.ë&½ÜmKEQÎfÊ'V ›ÌŠ‰p«lqƒ™

secrets/postgres-ca-priv.age

@@ -1,21 +0,0 @@
-age-encryption.org/v1
--> ssh-ed25519 +HUDfA 6hHADgvaridGcsj+P4VRcDoVp2AV2YujDL+qcoThhAU
-K8ByxbOspbAEIHEeiyWBS9ovXYygexeX3rDz3O3XJGY
--> ssh-ed25519 K3b7BA FBpeG2yPrHaLzL+P6ijii50O9x+JWObHDNbFRbaS01k
-2IBxYuDS/ioAHy2LM/TDDSxQBIvdwNYb2w0klhnDvmE
--> ssh-ed25519 +qVung 3SvoxonymVeGxJ/eohwArOLjs8mvOxDOt58ZJnYuvA8
-VCXPMrhOvCL+A04fnxwWznkD8kGHX5NdRj+N0AKI1bo
--> ssh-rsa krWCLQ
-nRZZUmHY1FgYzbG7bwgH8dhThLxuavE2z78+mvVEsVz3LsAPlli3Ry1Ks9mnqWDA
-PWTpk99dg6aFZpFEkt47dS2qh2ooVGhonaA04xIzetdNAiOOvonUWBzpBLVQ+gVo
-VpixPPkFJij7FOUaeEVLbBbWlButCr21iW3UJWspcuta7ezc90MBTrasstahgi8u
-NtaACxZACZyW0t47BKvhNjcrU//dxQKiZeq1BeSeyHsD7iqiKsXSYYL0441HUq2I
-um9FZWHPYghPrMAkLGsRxsgRP/w0nHZdDt91vVkIrPtDFQr/kFUP6LUXaquOiD8z
-Z1eI3IWGDn6+Frtux6zMrA
--> ssh-ed25519 /vwQcQ TWZs4l1Ka2dRBdgY0B4uOKP9sXxyq9Hav7Yu7zuWklY
-0gs/D7dwKOFCIVQ+UAHAi6SY786AAWfwfBpB86d84Sc
--> ssh-ed25519 0R97PA 31zCzKOqK8ZNy8rwLm35uVlyQnyrbXBNw66BOs/Hln4
-yc/1lRbCOmEM8WVtnDdn+Tc9pGGDHy+L59RSs1qbr6g
---- 8z5ZE3gPQIJ7Vo99Ys7wa0p5rNzwyHCJ3tL+FXx231A
-ûÂ=ÕØÐHaI,ãÜ#¨ý6)>.u×´»Fa=õ¢ãvwÎ×wÜ!òHHOt­cÖ‡!cÏý/%Dè‡×qÎ_ P2Ü
-ÉýLë´E»]Æ­K¿mÔ0ŠP<7F>æÏgg/<0F>K!‚OÝ¢7ªâIëç[<5B>(â@ži%†ëÔBWÀø¸þ
œ8T‡êU_Ül""»4ǹ#–Ÿúí"öÅ<}Ö|ÿ¬u‚×–WÉd÷nF¢Ø—².Qiö®)]}_O_øPÈ9%¡]ÃìÖ¹€Ï—b?yd°w9ˆ¯Œ.ç	Ì”«Ýë/܎⩹ƒ¡¶Žãî´ÃŸ¸ä=¿’ õ-Óºƒ<C2BA>3›

secrets/postgres-tls-priv.age

@@ -1,21 +0,0 @@
-age-encryption.org/v1
--> ssh-ed25519 +HUDfA fp3At2qJ9LIC+rm21fuita6OrL38aWyV3wnBtLeLATc
-bxl+1d6ZmZpTKQyJxooO/Mf9fenWUrEQjmeKqgGYa4I
--> ssh-ed25519 K3b7BA Zz9JP0JSNQvIA9/4uUw0+n7RmfnraUcGKmP/IhDdqgI
-ywsd9bjsrZ/9Q/fwQBktj77rvtPUiUSJvGGKybKWA1c
--> ssh-ed25519 +qVung nByDqgLfajgIncdJ/+nQhLd3LoTmueUqvXmmZVc8gCg
-07Ox246AoHxlKlpoS/KP3us7ea9vRdWsiiPBdOHiU30
--> ssh-rsa krWCLQ
-fnf6GcgenHfFTwnz4FHXgITnc5O/MKYSVS1I175Mjgm4q+AvcfRG+YI9t3T8+iYf
-1KOVMnb5r4Gi3h9rI7EYCpxt8iurAqikz+Ro1mAtzLun9cMwwyboDfxWSvX6iUKe
-SgYVPdAn3hBpsrV4yNXwkD9XwwrutcW658bzRD61+0DlYbJxP+ZUIB7ZZfxvPXkS
-Psauhp2WSSPo2SZ4TWryjaSUzwYuDWieL7ChnA45IozjJl2vzjKnlMJGlfN0dRJr
-UI3tDqp2XuXwTfuYmqhfK+KsFJn3sYnJoeURcmik/QAlqgFPlEiY7CAsrBsV6T51
-Ff+EyizcUbBsIWtFsDn7aQ
--> ssh-ed25519 /vwQcQ kJ5JUOx7hWG3Y6zxu6Tf4xmqutCnSQBp5N0wT1Nv1jM
-08Q+bhCt0ZL9Ca+dlWOwkyWJQLiG9kzue3Dun+USK0I
--> ssh-ed25519 0R97PA fZTdFXtIHRarTFpX90cw3Pxr417MkXjDg7/7R/DAMxc
-eGy2cfm5YuVZZ68zAJrG0xEhTGOfLWqO6w0G1wzUMPs
---- yobB9cab+40Yd0CSbOu4F5B+BeNT5+C0QH5574pDbz0
-O‘GBÖOÎ&´Œ•|ÙåQòªêb,¬–\Þ}¯+ÓòÏÑëBˆm<CB86>3vãé†eÛNOg!i³q<C2B3>”Ñ_Au» oºšG˜?;QyðrÈ-Yxþ±ˆ7ä8µÈ&XPônâ.Ü<>„}Á²š×£5ŸSål¼|§`¨RûuOóADÔÜ|•vé-ÍA1ÚØ?ùøÜÝmi¥ÉÂ,pûÒ‘O3);ÔÏÁ8\NL.§>ö`Є=	^dhdn_Ž&ÂcŸ~RÂôîp˜øªâe“`#:úe ÛŒ&®‚~¼jÃõgt˜eu
-‹eµlO€ñÑ®YšŒ5Ñà›ìQ,דmâ	

services/hydra/default.nix

@@ -11,10 +11,6 @@ let
     lib.mapAttrsToList (k: v: "${k}=${v}") settings
     );
 
-  mkPgConnString = options: builtins.concatStringsSep ";" (
-    lib.mapAttrsToList (k: v: "${k}=${v}") options
-  );
-
   # XXX: to support Nix's dumb public host key syntax (base64'd), this outputs
   # a string with shell-style command interpolations: $(...).
   mkBaremetalBuilder = {
@@ -54,6 +50,11 @@ in {
   options.bagel.services.hydra = with lib; {
     enable = mkEnableOption "Hydra coordinator";
 
+    dbi = mkOption {
+      type = types.str;
+      description = "DBI connection string for the Hydra postgres database";
+    };
+
     builders = mkOption {
       type = types.listOf types.str;
       description = "List of builders to configure for Hydra";
@@ -68,10 +69,6 @@ in {
 
     age.secrets.hydra-s3-credentials.file = ../../secrets/hydra-s3-credentials.age;
 
-    age.secrets.hydra-postgres-key.group = "hydra";
-    age.secrets.hydra-postgres-key.mode = "0440";
-    age.secrets.hydra-postgres-key.file = ../../secrets/hydra-postgres-key.age;
-
     age.secrets.hydra-signing-priv.owner = "hydra-queue-runner";
     age.secrets.hydra-signing-priv.file = ../../secrets/hydra-signing-priv.age;
 
@@ -102,16 +99,7 @@ in {
 
       listenHost = "localhost";
       port = port;
-
-      dbi = "dbi:Pg:${mkPgConnString {
-        host = "postgres.forkos.org";
-        dbname = "hydra";
-        user = "hydra";
-        sslmode = "verify-full";
-        sslcert = "${./postgres.crt}";
-        sslkey = config.age.secrets.hydra-postgres-key.path;
-        sslrootcert = "${../postgres/ca.crt}";
-      }}";
+      dbi = cfg.dbi;
 
       hydraURL = "https://hydra.forkos.org";
       useSubstitutes = false;

services/hydra/postgres.crt

@@ -1,12 +0,0 @@
------BEGIN CERTIFICATE-----
-MIIBtDCCAVugAwIBAgIQTU55o4gtG8EFZArwsuj4NjAKBggqhkjOPQQDAjAiMSAw
-HgYDVQQDExdGb3JrT1MgUG9zdGdyZXMgUm9vdCBDQTAeFw0yNDA4MTYwNTU0MTda
-Fw0zNDA4MTYxNzU0MTdaMBAxDjAMBgNVBAMTBWh5ZHJhMFkwEwYHKoZIzj0CAQYI
-KoZIzj0DAQcDQgAEnTgiFZOXBrcPlWDxJPXUFgxIi7/T7LmwLtpGPK/G6R8KA9cS
-4UXF5Ifz2dCgozTlhqLROKb81yhNsSy1tOcFyKOBhDCBgTAOBgNVHQ8BAf8EBAMC
-B4AwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMB0GA1UdDgQWBBQGh6HM
-jl41qw/F0vpBdmOWQ2IfGzAfBgNVHSMEGDAWgBQy4WX/hUExQ/i1h7MvF6Ow2irN
-izAQBgNVHREECTAHggVoeWRyYTAKBggqhkjOPQQDAgNHADBEAiAEypqfyMOGbEJv
-dKI1tyj890uq5Osr5+9wxGBvJDMJNwIgefyOdFcvJTzbfHgLmORpBOVtnpbkwj5y
-rMnjT8gYjEA=
------END CERTIFICATE-----

services/postgres/ca.crt

@@ -1,11 +0,0 @@
------BEGIN CERTIFICATE-----
-MIIBiDCCAS6gAwIBAgIRAIX2H5zZS7SY7/uXfA59emswCgYIKoZIzj0EAwIwIjEg
-MB4GA1UEAxMXRm9ya09TIFBvc3RncmVzIFJvb3QgQ0EwHhcNMjQwODE2MDUyNzIx
-WhcNMzQwODE0MDUyNzIxWjAiMSAwHgYDVQQDExdGb3JrT1MgUG9zdGdyZXMgUm9v
-dCBDQTBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABP7WPT1ooa4Irv1V58Bgqg7t
-S4hXymbps7CyFMwy1gILOazDqh1YmgacofWST1gf0qm9Uo4YgKtWyCdZndWjLqmj
-RTBDMA4GA1UdDwEB/wQEAwIBBjASBgNVHRMBAf8ECDAGAQH/AgEBMB0GA1UdDgQW
-BBQy4WX/hUExQ/i1h7MvF6Ow2irNizAKBggqhkjOPQQDAgNIADBFAiBnpvX9a4N9
-f0pnG58f8GG/Yu91N2s0eESiPcMjzRB3vwIhAPo6YMFzNrB6IWxiUGtlOni1eY06
-iCsMoQ7B0zTfwBGW
------END CERTIFICATE-----

services/postgres/default.nix

@@ -10,9 +10,6 @@ in {
   };
 
   config = lib.mkIf cfg.enable {
-    age.secrets.postgresql-tls-priv.owner = "postgres";
-    age.secrets.postgresql-tls-priv.file = ../../secrets/postgres-tls-priv.age;
-
     systemd.tmpfiles.rules = [
       "d /var/db 0755 root root - -"
       "d /var/db/postgresql 0750 postgres postgres - -"
@@ -24,8 +21,6 @@ in {
       package = pkgs.postgresql_16;
       dataDir = dataDir;
 
-      enableTCPIP = true;
-
       # TODO: Where to put this to properly couple things? It doesn't belong
       # here, but using it in services/hydra would require running on
       # localhost. Probably needs to be replaced with some different way of
@@ -46,60 +41,12 @@ in {
         hydra-users postgres postgres
       '';
       authentication = ''
-        local hydra all peer map=hydra-users
-
-        # Allow any connection over TLS with a valid client certificate: signed
-        # by our CA, and with username = cert CN.
-        hostssl all all all cert clientcert=verify-full
+        local hydra all ident map=hydra-users
       '';
 
       settings = {
         max_connections = 500;
-
-        ssl = true;
-        ssl_ca_file = "${./ca.crt}";
-        ssl_cert_file = "${./server.crt}";
-        ssl_key_file = config.age.secrets.postgresql-tls-priv.path;
       };
     };
-
-    networking.firewall.allowedTCPPorts = [ config.services.postgresql.settings.port ];
-
-    # Provisioned on the server so that CA operations can be done there.
-    age.secrets.postgresql-ca-priv.owner = "postgres";
-    age.secrets.postgresql-ca-priv.file = ../../secrets/postgres-ca-priv.age;
-
-    users.users.postgres.packages = [
-      (pkgs.writeShellScriptBin "postgres-mint-new-client" ''
-        #! ${pkgs.runtimeShell}
-
-        set -eo pipefail
-
-        if [ $# -eq 0 ]; then
-          echo "usage: $0 <pg-username>" >&2
-          exit 1
-        fi
-
-        user=$1
-        step=${pkgs.lib.getExe pkgs.step-cli}
-
-        tmpdir=$(mktemp -d)
-        trap "rm -rf $tmpdir" EXIT
-
-        $step certificate create "$user" "$tmpdir/client.crt" "$tmpdir/client.key" \
-          --profile leaf \
-          --ca ${./ca.crt} \
-          --ca-key ${config.age.secrets.postgresql-ca-priv.path} \
-          --not-after 87660h \
-          --no-password --insecure
-
-        echo "Client certificate:"
-        cat "$tmpdir/client.crt"
-        echo
-
-        echo "Client private key:"
-        cat "$tmpdir/client.key"
-      '')
-    ];
   };
 }

services/postgres/server.crt

@@ -1,12 +0,0 @@
------BEGIN CERTIFICATE-----
-MIIB0DCCAXegAwIBAgIQTayv82V9dp0ptyMbDcN70zAKBggqhkjOPQQDAjAiMSAw
-HgYDVQQDExdGb3JrT1MgUG9zdGdyZXMgUm9vdCBDQTAeFw0yNDA4MTYwNTMwMjBa
-Fw0zNDA4MTYxNzMwMjBaMB4xHDAaBgNVBAMTE3Bvc3RncmVzLmZvcmtvcy5vcmcw
-WTATBgcqhkjOPQIBBggqhkjOPQMBBwNCAAR7St4dklWkvYbCi+3xPY5YFfBwgErz
-8TLtT5F2l5aKN0+I0sBo+ktiTNl8BzaVzXJmLa2xzRt2jQgB2R0IZgyko4GSMIGP
-MA4GA1UdDwEB/wQEAwIHgDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIw
-HQYDVR0OBBYEFCELKmGcbzVZf6Qx1cWCeXVC3XXJMB8GA1UdIwQYMBaAFDLhZf+F
-QTFD+LWHsy8Xo7DaKs2LMB4GA1UdEQQXMBWCE3Bvc3RncmVzLmZvcmtvcy5vcmcw
-CgYIKoZIzj0EAwIDRwAwRAIgJTM0nO2UaJnlGNIOJ1oT7HClNBxmH5oQu2DwVMuS
-MB8CIDbg/nrYjnRmFGGtbWvLbdvHIZ7t0A4kjkLwJ2QCr6Ni
------END CERTIFICATE-----

terraform/gandi.nix

@@ -84,7 +84,6 @@ in
       (record "alerts" 3600 "CNAME" ["meta01.infra.p"])
       (record "buildbot" 3600 "CNAME" ["buildbot.infra.p"])
       (record "b" 3600 "CNAME" ["public01.infra.p"])
-      (record "postgres" 3600 "CNAME" ["bagel-box.infra.p"])
 
       # S3 in delroth's basement
       (record "cache" 3600 "CNAME" ["smol.delroth.net."])