Merge remote-tracking branch 'ni/master' into HEAD

8 files changed, 141 insertions, 13 deletions

diff --git a/krebs/3modules/permown.nix b/krebs/3modules/permown.nix
index fe293810c..ca81e2ea5 100644
--- a/krebs/3modules/permown.nix
+++ b/krebs/3modules/permown.nix
@@ -18,6 +18,15 @@ with import <stockholm/lib>;
           default = null;
           type = types.nullOr types.groupname;
         };
+        keepGoing = mkOption {
+          default = false;
+          type = types.bool;
+          description = ''
+            Whether to keep going when chowning or chmodding fails.
+            If set to false, then errors will cause the service to restart
+            instead.
+          '';
+        };
         owner = mkOption {
           type = types.username;
         };
@@ -43,7 +52,12 @@ with import <stockholm/lib>;
       '';
     in concatMapStrings mkdir plans;
 
-    systemd.services = genAttrs' plans (plan: {
+    systemd.services = genAttrs' plans (plan: let
+      continuable = command:
+        if plan.keepGoing
+          then /* sh */ "{ ${command}; } || :"
+          else command;
+    in {
       name = "permown.${replaceStrings ["/"] ["_"] plan.path}";
       value = {
         environment = {
@@ -82,9 +96,9 @@ with import <stockholm/lib>;
                 cleanup
                 exec "$0" "$@"
               fi
-              chown -h "$OWNER_GROUP" "$path"
+              ${continuable /* sh */ ''chown -h "$OWNER_GROUP" "$path"''}
               if test -f "$path"; then
-                chmod "$FILE_MODE" "$path"
+                ${continuable /* sh */ ''chmod "$FILE_MODE" "$path"''}
               fi
             done < "$paths"
           '';
diff --git a/krebs/3modules/tinc.nix b/krebs/3modules/tinc.nix
index 1fca7de5c..0f5e1aa83 100644
--- a/krebs/3modules/tinc.nix
+++ b/krebs/3modules/tinc.nix
@@ -29,6 +29,9 @@ let
                 Interface = ${netname}
                 Broadcast = no
                 ${concatMapStrings (c: "ConnectTo = ${c}\n") tinc.config.connectTo}
+                ${optionalString (tinc.config.privkey_ed25519 != null)
+                  "Ed25519PrivateKeyFile = ${tinc.config.privkey_ed25519.path}"
+                }
                 PrivateKeyFile = ${tinc.config.privkey.path}
                 Port = ${toString tinc.config.host.nets.${netname}.tinc.port}
                 ${tinc.config.extraConfig}
@@ -165,6 +168,17 @@ let
           };
         };
 
+        privkey_ed25519 = mkOption {
+          type = types.nullOr types.secret-file;
+          default =
+            if config.krebs.hosts.${tinc.config.host.name}.nets.${tinc.config.netname}.tinc.pubkey_ed25519 == null then null else {
+              name = "${tinc.config.netname}.ed25519_key.priv";
+              path = "${tinc.config.user.home}/tinc.ed25519_key.priv";
+              owner = tinc.config.user;
+              source-path = toString <secrets> + "/${tinc.config.netname}.ed25519_key.priv";
+            };
+        };
+
         connectTo = mkOption {
           type = types.listOf types.str;
           ${if tinc.config.netname == "retiolum" then "default" else null} = [
@@ -198,8 +212,23 @@ let
     # TODO `environment.systemPackages = [ cfg.tincPackage cfg.iproutePackage ]` for each network,
     # avoid conflicts in environment if the packages differ
 
-    krebs.secret.files = mapAttrs' (netname: cfg:
-      nameValuePair "${netname}.rsa_key.priv" cfg.privkey ) config.krebs.tinc;
+    krebs.secret.files =
+      let
+        ed25519_keys =
+          filterAttrs
+            (_: key: key != null)
+            (mapAttrs'
+              (netname: cfg:
+                nameValuePair "${netname}.ed25519_key.priv" cfg.privkey_ed25519
+              )
+              config.krebs.tinc);
+
+        rsa_keys =
+          mapAttrs'
+            (netname: cfg: nameValuePair "${netname}.rsa_key.priv" cfg.privkey)
+            config.krebs.tinc;
+      in
+        ed25519_keys // rsa_keys;
 
     users.users = mapAttrs' (netname: cfg:
       nameValuePair "${netname}" {
@@ -221,11 +250,15 @@ let
       in {
         description = "Tinc daemon for ${netname}";
         after = [
-          config.krebs.secret.files."${netname}.rsa_key.priv".service
           "network.target"
+          config.krebs.secret.files."${netname}.rsa_key.priv".service
+        ] ++ optionals (cfg.privkey_ed25519 != null) [
+          config.krebs.secret.files."${netname}.ed25519_key.priv".service
         ];
         partOf = [
           config.krebs.secret.files."${netname}.rsa_key.priv".service
+        ] ++ optionals (cfg.privkey_ed25519 != null) [
+          config.krebs.secret.files."${netname}.ed25519_key.priv".service
         ];
         wantedBy = [ "multi-user.target" ];
         path = [ tinc iproute ];
diff --git a/krebs/3modules/tv/default.nix b/krebs/3modules/tv/default.nix
index c2bf406f1..c86fda05d 100644
--- a/krebs/3modules/tv/default.nix
+++ b/krebs/3modules/tv/default.nix
@@ -55,6 +55,33 @@ in {
       ssh.privkey.path = <secrets/ssh.id_rsa>;
       ssh.pubkey = "ssh-rsa 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";
     };
+    au = {
+      ci = true;
+      cores = 4;
+      nets = {
+        retiolum = {
+          ip4.addr = "10.243.13.39";
+          aliases = [
+            "au.r"
+          ];
+          tinc.pubkey = ''
+            -----BEGIN RSA PUBLIC KEY-----
+            MIIBCgKCAQEApD+HJS5gANbZScCMLxgZZgHZUsQUDlyWTLNdANfo0gXQdsYRVE/z
+            9zMG/VE9xwy0OC9JM73YaEymXdmWa3kGXP2jjQnOZyJTFMNFHc8dkl+RBnWv8eZm
+            PzFN84ZjnYXyOpXJFajR8eelzqlFvD+2WKsXAD5xaW5EmCBTMIjB/zSuLBpqnIHb
+            PqQA1XUye69dQRjjcPn1mtYQPS78H8ClJjnhS76owFzyzNZjri1tr2xi2oevnVJG
+            cnYNggZHz3Kg3btJQ3VtDKGLJTzHvvMcn2JfPrePR2+KK0/KbMitpYAS687Ikb83
+            jjB+eZgXq5g81vc1116bA5yqcT2UNdOPWwIDAQAB
+            -----END RSA PUBLIC KEY-----
+          '';
+          tinc.pubkey_ed25519 =
+            "Ed25519PublicKey = bfDtJbxusBdosE6dMED32Yc6ZeYI3RFyXryQr7heZpO";
+        };
+      };
+      secure = true;
+      ssh.privkey.path = <secrets/ssh.id_ed25519>;
+      ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBsqDuhGJpjpqNv4QmjoOhcODObrPyY3GHLvtVkgXV0g root@au";
+    };
     mu = {
       ci = true;
       cores = 2;
diff --git a/lib/types.nix b/lib/types.nix
index 1eb4d947c..3eda2262f 100644
--- a/lib/types.nix
+++ b/lib/types.nix
@@ -179,6 +179,10 @@ rec {
             pubkey = mkOption {
               type = tinc-pubkey;
             };
+            pubkey_ed25519 = mkOption {
+              type = nullOr tinc-pubkey;
+              default = null;
+            };
             extraConfig = mkOption {
               description = "Extra Configuration to be appended to the hosts file";
               default = "";
diff --git a/tv/1systems/alnus/config.nix b/tv/1systems/alnus/config.nix
index 66bd52ab2..ed5fb671c 100644
--- a/tv/1systems/alnus/config.nix
+++ b/tv/1systems/alnus/config.nix
@@ -17,7 +17,6 @@ with import <stockholm/lib>;
   };
 
   environment.systemPackages = with pkgs; [
-    chromium
     firefoxWrapper
     networkmanagerapplet
     (pkgs.pidgin-with-plugins.override {
@@ -31,12 +30,12 @@ with import <stockholm/lib>;
     };
     "/" = {
       device = "/dev/mapper/main-root";
-      fsType = "btrfs";
+      fsType = "ext4";
       options = [ "defaults" "noatime" ];
     };
     "/home" = {
       device = "/dev/mapper/main-home";
-      fsType = "btrfs";
+      fsType = "ext4";
       options = [ "defaults" "noatime" ];
     };
   };
@@ -55,9 +54,11 @@ with import <stockholm/lib>;
 
   networking.networkmanager.enable = true;
 
-  nixpkgs.config = {
-    allowUnfree = true;
-  };
+  services.earlyoom.enable = true;
+  services.earlyoom.freeMemThreshold = 5;
+  systemd.services.earlyoom.environment.EARLYOOM_ARGS = toString [
+    "--prefer '^(Web Content|Privileged Cont)$'" # firefox tabs
+  ];
 
   services.xserver = {
     enable = true;
diff --git a/tv/1systems/au/config.nix b/tv/1systems/au/config.nix
new file mode 100644
index 000000000..fc4b216f5
--- /dev/null
+++ b/tv/1systems/au/config.nix
@@ -0,0 +1,18 @@
+{ config, ... }: {
+  imports = [
+    ./disks.nix
+    <stockholm/tv>
+    <stockholm/tv/2configs/hw/x220.nix>
+    <stockholm/tv/2configs/retiolum.nix>
+  ];
+
+  krebs.build.host = config.krebs.hosts.au;
+
+  networking.wireless.enable = true;
+  networking.useDHCP = false;
+  networking.interfaces.enp0s25.useDHCP = true;
+  networking.interfaces.wlp3s0.useDHCP = true;
+  networking.interfaces.wwp0s29u1u4i6.useDHCP = true;
+
+  system.stateVersion = "20.03";
+}
diff --git a/tv/1systems/au/disks.nix b/tv/1systems/au/disks.nix
new file mode 100644
index 000000000..434de1740
--- /dev/null
+++ b/tv/1systems/au/disks.nix
@@ -0,0 +1,19 @@
+{
+  boot.initrd.luks.devices.main.device = "/dev/sda2";
+  fileSystems."/" = {
+    device = "/dev/main/root";
+    options = ["defaults" "noatime" "commit=60"];
+  };
+  fileSystems."/boot" = {
+    device = "/dev/sda1";
+    options = ["defaults" "noatime"];
+  };
+  fileSystems."/bku" = {
+    device = "/dev/main/bku";
+    options = ["defaults" "noatime"];
+  };
+  fileSystems."/home" = {
+    device = "/dev/main/home";
+    options = ["defaults" "noatime" "commit=60"];
+  };
+}
diff --git a/tv/2configs/nets/hkw.nix b/tv/2configs/nets/hkw.nix
index 725e63b13..c3acde1fb 100644
--- a/tv/2configs/nets/hkw.nix
+++ b/tv/2configs/nets/hkw.nix
@@ -2,6 +2,18 @@
   krebs = {
     dns.providers.hkw = "hosts";
     hosts = {
+      au = {
+        nets.hkw = {
+          ip4 = {
+            addr = "10.23.1.39";
+            prefix = "10.23.1.0/24";
+          };
+          aliases = [
+            "au.hkw"
+          ];
+          ssh.port = 11423;
+        };
+      };
       nomic = {
         nets.hkw = {
           ip4 = {
@@ -55,7 +67,7 @@
       zu = {
         nets.hkw = {
           ip4 = {
-            addr = "10.23.1.39";
+            addr = "10.23.1.40";
             prefix = "10.23.1.0/24";
           };
           aliases = [