feat: use central, off-site slurmdbd

ekman/c1/default.nix

@@ -39,7 +39,7 @@ let
           address = host.address;
         };
         os.externalInterface = "eno33np0";
-        hpc.compute = true;
+        hpc.computeNode = true;
         # k8s = { inherit etcdCluster; };
       };
 

ekman/default.nix

@@ -100,6 +100,7 @@ let
     };
 
     networking = {
+      useDHCP = false;
       domain = mkDefault "cluster.local";
       defaultGateway = mkDefault "10.255.241.1";
       nameservers = mkDefault [ "8.8.8.8" ];
@@ -144,12 +145,13 @@ let
     features.hpc.slurm = {
         enable = true;
         client = true;
-        # clusterName = "ekman";
-        mungeKey = ./munge.key;
-        # jwtKey = ./jwt_hs256.key;
-        mungeUid = mkDefault 996; # hack
-        # pkey = "0x7666";
+        clusterName = "ekman";
         controlMachine = "ekman-manage";
+        dbdHost = "10.255.241.15";
+        mungeKey = ./munge.key;
+        jwtKey = ./jwt_hs256.key;
+        slurmKey = ./slurm.key;
+        # pkey = "0x7666";
         mailDomain = "oceanbox.io";
         nodeName = [
           "c0-[1-18] Sockets=2 CoresPerSocket=64 ThreadsPerCore=1 RealMemory=256000 TmpDisk=500000 State=UNKNOWN"

ekman/fs-backup/default.nix

@@ -69,7 +69,6 @@ in {
       };
     };
 
-    features.hpc.slurm.mungeUid = 991;
     features.mft.enable = lib.mkForce true;
 
     features = {

ekman/fs-work/default.nix

@@ -46,8 +46,6 @@ in {
       };
     };
 
-    features.hpc.slurm.mungeUid = 994;
-
     features = {
       host = {
         inherit address;

ekman/login/default.nix

@@ -51,8 +51,8 @@ in
       hpc = {
         slurm.server = false;
         slurm.slurmrestd = false;
-        manage = false;
-        login = true;
+        manageNode = false;
+        loginNode = true;
         knem = false;
       };
 

ekman/manage/default.nix

@@ -86,9 +86,9 @@ in {
 
       hpc = {
         slurm.server = true;
-        slurm.slurmrestd = false;
-        slurm.mungeUid = 996;
-        manage = true;
+        slurm.slurmrestd = true;
+        slurm.dbdServer = false;
+        manageNode = true;
       };
 
       k8s = {
@@ -283,6 +283,18 @@ in {
         '';
     };
 
+    services.dnsmasq.enable = true;
+    services.dnsmasq.settings = {
+      domain = [ "cluster.local" ];
+      server = [
+        "/obx.hs/100.100.100.100" # headscale dns
+      ];
+      address = [
+        "/slurmctld.cluster.local/127.0.0.1"
+      ];
+      srv-host = "_slurmctld._tcp.cluster.local,slurmctld.cluster.local,6817,0,5";
+    };
+
     # ssh-rsa is deprecated, but putty/winscp users use it
     services.openssh.extraConfig = ''
       # pubkeyacceptedalgorithms ssh-rsa,ssh-ed25519-cert-v01@openssh.com,ecdsa-sha2-nistp256-cert-v01@openssh.com,ecdsa-sha2-nistp384-cert-v01@openssh.com,ecdsa-sha2-nistp521-cert-v01@openssh.com,sk-ssh-ed25519-cert-v01@openssh.com,sk-ecdsa-sha2-nistp256-cert-v01@openssh.com,rsa-sha2-512-cert-v01@openssh.com,rsa-sha2-256-cert-v01@openssh.com,ssh-ed25519,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,sk-ssh-ed25519@openssh.com,sk-ecdsa-sha2-nistp256@openssh.com,rsa-sha2-512,rsa-sha2-256
@@ -323,11 +335,25 @@ in {
     useRoutingFeatures = "both"; # for exit-node usage
     extraUpFlags = [
       "--login-server=https://headscale.svc.oceanbox.io"
-      "--accept-dns=false"
+      "--accept-dns=true" # see dnsmasq
+      "--accept-routes=true"
       "--advertise-exit-node"
       "--advertise-routes=10.255.241.0/24"
     ];
   };
+  services.networkd-dispatcher = {
+    enable = true;
+    rules = {
+      "tailscale-router" = {
+        onState = [ "routable" ];
+        script = ''
+        #!${pkgs.runtimeShell}
+        ${pkgs.ethtool}/bin/ethtool -K enp65s0np0 rx-udp-gro-forwarding on rx-gro-list off
+        exit 0
+        '';
+      };
+    };
+  };
 
   imports = [
       ./hardware-configuration.nix