Merge branch 'master' of prism.r:stockholm

9 files changed, 145 insertions, 15 deletions

diff --git a/krebs/3modules/bepasty-server.nix b/krebs/3modules/bepasty-server.nix
index e12367b7c..94a509520 100644
--- a/krebs/3modules/bepasty-server.nix
+++ b/krebs/3modules/bepasty-server.nix
@@ -2,10 +2,10 @@
 
 with import <stockholm/lib>;
 let
-  gunicorn = pkgs.pythonPackages.gunicorn;
-  bepasty = pkgs.bepasty;
-  gevent = pkgs.pythonPackages.gevent;
-  python = pkgs.pythonPackages.python;
+  gunicorn = pkgs.python27Packages.gunicorn;
+  bepasty = pkgs.bepasty.override { python3Packages = pkgs.python27Packages; };
+  gevent = pkgs.python27Packages.gevent;
+  python = pkgs.python27Packages.python;
   cfg = config.krebs.bepasty;
 
   out = {
diff --git a/krebs/3modules/ci.nix b/krebs/3modules/ci.nix
index a47dbe611..244de1a0d 100644
--- a/krebs/3modules/ci.nix
+++ b/krebs/3modules/ci.nix
@@ -108,10 +108,12 @@ let
                         name=str(new_step),
                         command=[
                           "${pkgs.writeDash "build-stepper.sh" ''
-                            set -efu
+                            set -xefu
                             profile=${shell.escape profileRoot}/$build_name
                             result=$("$build_script")
-                            ${pkgs.nix}/bin/nix-env -p "$profile" --set "$result"
+                            if [ -n "$result" ]; then
+                              ${pkgs.nix}/bin/nix-env -p "$profile" --set "$result"
+                            fi
                           ''}"
                         ],
                         env={
diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index 567c077eb..4d40f3856 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -39,6 +39,7 @@ let
       ./nixpkgs.nix
       ./on-failure.nix
       ./os-release.nix
+      ./permown.nix
       ./per-user.nix
       ./power-action.nix
       ./Reaktor.nix
diff --git a/krebs/3modules/external/default.nix b/krebs/3modules/external/default.nix
index c9715cb85..9bfc920a3 100644
--- a/krebs/3modules/external/default.nix
+++ b/krebs/3modules/external/default.nix
@@ -429,6 +429,17 @@ in {
         };
       };
     };
+    ada = {
+      owner = config.krebs.users.filly;
+      nets = {
+        wiregrill = {
+          aliases = [ "ada.w" ];
+          wireguard = {
+            pubkey = "+t0j9j7TZqvSFPzgunnON/ArXVGpMS/L3DldpanLoUk=";
+          };
+        };
+      };
+    };
   };
   users = {
     ciko = {
@@ -464,6 +475,8 @@ in {
     };
     miaoski = {
     };
+    filly = {
+    };
   };
 }
 
diff --git a/krebs/3modules/lass/default.nix b/krebs/3modules/lass/default.nix
index a3b8cab39..41f3852b9 100644
--- a/krebs/3modules/lass/default.nix
+++ b/krebs/3modules/lass/default.nix
@@ -20,6 +20,7 @@ in {
       extraZones = {
         "krebsco.de" = ''
           cache     IN A ${nets.internet.ip4.addr}
+          p         IN A ${nets.internet.ip4.addr}
           paste     IN A ${nets.internet.ip4.addr}
           prism     IN A ${nets.internet.ip4.addr}
         '';
@@ -38,6 +39,7 @@ in {
           io                  60 IN NS     ions.lassul.us.
           ions                60 IN A      ${config.krebs.hosts.prism.nets.internet.ip4.addr}
           lol                 60 IN A      ${config.krebs.hosts.prism.nets.internet.ip4.addr}
+          matrix              60 IN A      ${config.krebs.hosts.prism.nets.internet.ip4.addr}
           paste               60 IN A      ${config.krebs.hosts.prism.nets.internet.ip4.addr}
           radio               60 IN A      ${config.krebs.hosts.prism.nets.internet.ip4.addr}
         '';
@@ -239,6 +241,7 @@ in {
       secure = true;
       ssh.privkey.path = <secrets/ssh.id_ed25519>;
       ssh.pubkey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIC9vup68R0I+62FK+8LNtwM90V9P4ukBmU7G7d54wf4C";
+      syncthing.id = "AU5RTWC-HXNMDRT-TN4ZHXY-JMQ6EQB-4ZPOZL7-AICZMCZ-LNS2XXQ-DGTI2Q6";
     };
     icarus = {
       cores = 2;
diff --git a/krebs/3modules/permown.nix b/krebs/3modules/permown.nix
new file mode 100644
index 000000000..63adb2236
--- /dev/null
+++ b/krebs/3modules/permown.nix
@@ -0,0 +1,102 @@
+with import <stockholm/lib>;
+{ config, pkgs, ... }: {
+
+  options.krebs.permown = mkOption {
+    default = {};
+    type = types.attrsOf (types.submodule ({ config, ... }: {
+      options = {
+        directory-mode = mkOption {
+          default = "=rwx";
+          type = types.str; # TODO
+        };
+        file-mode = mkOption {
+          default = "=rw";
+          type = types.str; # TODO
+        };
+        group = mkOption {
+          apply = x: if x == null then "" else x;
+          default = null;
+          type = types.nullOr types.groupname;
+        };
+        owner = mkOption {
+          type = types.username;
+        };
+        path = mkOption {
+          default = config._module.args.name;
+          type = types.absolute-pathname;
+        };
+        umask = mkOption {
+          default = "0027";
+          type = types.file-mode;
+        };
+      };
+    }));
+  };
+
+  config = let
+    plans = attrValues config.krebs.permown;
+  in mkIf (plans != []) {
+
+    system.activationScripts.permown = let
+      mkdir = plan: /* sh */ ''
+        ${pkgs.coreutils}/bin/mkdir -p ${shell.escape plan.path}
+      '';
+    in concatMapStrings mkdir plans;
+
+    systemd.services = genAttrs' plans (plan: {
+      name = "permown.${replaceStrings ["/"] ["_"] plan.path}";
+      value = {
+        environment = {
+          DIR_MODE = plan.directory-mode;
+          FILE_MODE = plan.file-mode;
+          OWNER_GROUP = "${plan.owner}:${plan.group}";
+          ROOT_PATH = plan.path;
+        };
+        path = [
+          pkgs.coreutils
+          pkgs.findutils
+          pkgs.inotifyTools
+        ];
+        serviceConfig = {
+          ExecStart = pkgs.writeDash "permown" ''
+            set -efu
+
+            find "$ROOT_PATH" -exec chown -h "$OWNER_GROUP" {} +
+            find "$ROOT_PATH" -type d -exec chmod "$DIR_MODE" {} +
+            find "$ROOT_PATH" -type f -exec chmod "$FILE_MODE" {} +
+
+            paths=/tmp/paths
+            rm -f "$paths"
+            mkfifo "$paths"
+
+            inotifywait -mrq -e CREATE --format %w%f "$ROOT_PATH" > "$paths" &
+            inotifywaitpid=$!
+
+            trap cleanup EXIT
+            cleanup() {
+              kill "$inotifywaitpid"
+            }
+
+            while read -r path; do
+              if test -d "$path"; then
+                cleanup
+                exec "$0" "$@"
+              fi
+              chown -h "$OWNER_GROUP" "$path"
+              if test -f "$path"; then
+                chmod "$FILE_MODE" "$path"
+              fi
+            done < "$paths"
+          '';
+          PrivateTemp = true;
+          Restart = "always";
+          RestartSec = 10;
+          UMask = plan.umask;
+        };
+        wantedBy = [ "multi-user.target" ];
+      };
+    });
+
+  };
+
+}
diff --git a/krebs/3modules/realwallpaper.nix b/krebs/3modules/realwallpaper.nix
index cb940efef..a0c00c20d 100644
--- a/krebs/3modules/realwallpaper.nix
+++ b/krebs/3modules/realwallpaper.nix
@@ -78,7 +78,7 @@ let
       serviceConfig = {
         Type = "simple";
         ExecStart = pkgs.writeDash "generate-wallpaper" ''
-          set -xeuf
+          set -euf
 
           # usage: getimg FILENAME URL
           fetch() {
diff --git a/krebs/3modules/setuid.nix b/krebs/3modules/setuid.nix
index 3ba598a45..97cf21cdd 100644
--- a/krebs/3modules/setuid.nix
+++ b/krebs/3modules/setuid.nix
@@ -21,8 +21,8 @@ let
           default = config._module.args.name;
         };
         envp = mkOption {
-          type = types.attrsOf types.str;
-          default = {};
+          type = types.nullOr (types.attrsOf types.str);
+          default = null;
         };
         filename = mkOption {
           type = mkOptionType {
diff --git a/krebs/3modules/syncthing.nix b/krebs/3modules/syncthing.nix
index 34879fd3f..897ba1e7f 100644
--- a/krebs/3modules/syncthing.nix
+++ b/krebs/3modules/syncthing.nix
@@ -10,7 +10,7 @@ let
     addresses = peer.addresses;
   }) cfg.peers;
 
-  folders = map (folder: {
+  folders = mapAttrsToList ( _: folder: {
     inherit (folder) path id type;
     devices = map (peer: { deviceId = cfg.peers.${peer}.id; }) folder.peers;
     rescanIntervalS = folder.rescanInterval;
@@ -81,17 +81,18 @@ in
     };
 
     folders = mkOption {
-      default = [];
-      type = types.listOf (types.submodule ({ config, ... }: {
+      default = {};
+      type = types.attrsOf (types.submodule ({ config, ... }: {
         options = {
 
           path = mkOption {
             type = types.absolute-pathname;
+            default = config._module.args.name;
           };
 
           id = mkOption {
             type = types.str;
-            default = config.path;
+            default = config._module.args.name;
           };
 
           peers = mkOption {
@@ -133,8 +134,16 @@ in
 
     systemd.services.syncthing = mkIf (cfg.cert != null || cfg.key != null) {
       preStart = ''
-        ${optionalString (cfg.cert != null) "cp ${toString cfg.cert} ${config.services.syncthing.dataDir}/cert.pem"}
-        ${optionalString (cfg.key != null) "cp ${toString cfg.key} ${config.services.syncthing.dataDir}/key.pem"}
+        ${optionalString (cfg.cert != null) ''
+          cp ${toString cfg.cert} ${config.services.syncthing.dataDir}/cert.pem
+          chown ${config.services.syncthing.user}:${config.services.syncthing.group} ${config.services.syncthing.dataDir}/cert.pem
+          chmod 400 ${config.services.syncthing.dataDir}/cert.pem
+        ''}
+        ${optionalString (cfg.key != null) ''
+          cp ${toString cfg.key} ${config.services.syncthing.dataDir}/key.pem
+          chown ${config.services.syncthing.user}:${config.services.syncthing.group} ${config.services.syncthing.dataDir}/key.pem
+          chmod 400 ${config.services.syncthing.dataDir}/key.pem
+        ''}
       '';
     };