From 47ef169276fcb500a3764c050dbeca1f7fc4a18b Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Fri, 19 Feb 2016 16:18:28 +0100
Subject: krebs.hosts.*: set owner

---
 krebs/3modules/lass/default.nix   | 2 +-
 krebs/3modules/makefu/default.nix | 2 +-
 krebs/3modules/miefda/default.nix | 2 +-
 krebs/3modules/mv/default.nix     | 2 +-
 krebs/3modules/tv/default.nix     | 2 +-
 5 files changed, 5 insertions(+), 5 deletions(-)

(limited to 'krebs/3modules')

diff --git a/krebs/3modules/lass/default.nix b/krebs/3modules/lass/default.nix
index 41a60910..4bf10ac5 100644
--- a/krebs/3modules/lass/default.nix
+++ b/krebs/3modules/lass/default.nix
@@ -3,7 +3,7 @@
 with config.krebs.lib;
 
 {
-  hosts = {
+  hosts = mapAttrs (_: setAttr "owner" config.krebs.users.lass) {
     dishfire = {
       cores = 4;
       nets = rec {
diff --git a/krebs/3modules/makefu/default.nix b/krebs/3modules/makefu/default.nix
index 6af77ad9..d309c171 100644
--- a/krebs/3modules/makefu/default.nix
+++ b/krebs/3modules/makefu/default.nix
@@ -3,7 +3,7 @@
 with config.krebs.lib;
 
 {
-  hosts = {
+  hosts = mapAttrs (_: setAttr "owner" config.krebs.users.makefu) {
     pnp = {
       cores = 1;
       nets = {
diff --git a/krebs/3modules/miefda/default.nix b/krebs/3modules/miefda/default.nix
index 6587ad92..9a586629 100644
--- a/krebs/3modules/miefda/default.nix
+++ b/krebs/3modules/miefda/default.nix
@@ -3,7 +3,7 @@
 with config.krebs.lib;
 
 {
-  hosts = {
+  hosts = mapAttrs (_: setAttr "owner" config.krebs.users.miefda) {
     bobby = {
       cores = 4;
       nets = {
diff --git a/krebs/3modules/mv/default.nix b/krebs/3modules/mv/default.nix
index 33f941aa..3b4001e7 100644
--- a/krebs/3modules/mv/default.nix
+++ b/krebs/3modules/mv/default.nix
@@ -3,7 +3,7 @@
 with config.krebs.lib;
 
 {
-  hosts = {
+  hosts = mapAttrs (_: setAttr "owner" config.krebs.users.mv) {
     stro = {
       cores = 4;
       nets = {
diff --git a/krebs/3modules/tv/default.nix b/krebs/3modules/tv/default.nix
index 300fce01..1a9198b4 100644
--- a/krebs/3modules/tv/default.nix
+++ b/krebs/3modules/tv/default.nix
@@ -6,7 +6,7 @@ with config.krebs.lib;
   dns.providers = {
     de.viljetic = "regfish";
   };
-  hosts = {
+  hosts = mapAttrs (_: setAttr "owner" config.krebs.users.tv) {
     cd = rec {
       cores = 2;
       extraZones = {
-- 
cgit v1.2.3


From a60767166201066eea80b7f53fdcc2e623dc769a Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Fri, 19 Feb 2016 18:54:20 +0100
Subject: krebs.build.populate: allow overriding ssh

---
 krebs/3modules/build.nix | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'krebs/3modules')

diff --git a/krebs/3modules/build.nix b/krebs/3modules/build.nix
index b8ea34ae..08a7cd04 100644
--- a/krebs/3modules/build.nix
+++ b/krebs/3modules/build.nix
@@ -41,6 +41,8 @@ let
           #! /bin/sh
           set -eu
 
+          ssh=''${ssh-ssh}
+
           verbose() {
             printf '%s%s\n' "$PS5$(printf ' %q' "$@")" >&2
             "$@"
@@ -48,7 +50,7 @@ let
 
           { printf 'PS5=%q%q\n' @ "$PS5"
             echo ${shell.escape git-script}
-          } | verbose ssh -p ${shell.escape target-port} \
+          } | verbose $ssh -p ${shell.escape target-port} \
                   ${shell.escape "${target-user}@${target-host}"} -T
 
           unset tmpdir
@@ -77,7 +79,7 @@ let
                   ) (attrNames source-by-method.file)} \
                   --delete \
                   -vFrlptD \
-                  -e ${shell.escape "ssh -p ${target-port}"} \
+                  -e "$ssh -p ${shell.escape target-port}" \
                   ${shell.escape target-path}/ \
                   ${shell.escape "${target-user}@${target-host}:${target-path}"}
         '';
-- 
cgit v1.2.3


From 1226a20038fa61e8a98b31f223a59b244dd6cd03 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Fri, 19 Feb 2016 19:12:09 +0100
Subject: krebs.build.populate fetch_git: checkout with force

---
 krebs/3modules/build.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'krebs/3modules')

diff --git a/krebs/3modules/build.nix b/krebs/3modules/build.nix
index 08a7cd04..d4c6b08d 100644
--- a/krebs/3modules/build.nix
+++ b/krebs/3modules/build.nix
@@ -116,7 +116,7 @@ let
             if ! test "$(git log --format=%H -1)" = "$hash"; then
               git fetch origin
               git checkout "$hash" -- "$dst_dir"
-              git checkout "$hash"
+              git checkout -f "$hash"
             fi
 
             git clean -dxf
-- 
cgit v1.2.3


From b5fbca3a365b1188c1274e3288ba39a88ecad2e3 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Sun, 21 Feb 2016 05:27:37 +0100
Subject: krebs.secret: init

---
 krebs/3modules/default.nix |  1 +
 krebs/3modules/secret.nix  | 39 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+)
 create mode 100644 krebs/3modules/secret.nix

(limited to 'krebs/3modules')

diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index c06f3754..df1c7db6 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -28,6 +28,7 @@ let
       ./realwallpaper.nix
       ./retiolum-bootstrap.nix
       ./retiolum.nix
+      ./secret.nix
       ./setuid.nix
       ./tinc_graphs.nix
       ./urlwatch.nix
diff --git a/krebs/3modules/secret.nix b/krebs/3modules/secret.nix
new file mode 100644
index 00000000..46802a66
--- /dev/null
+++ b/krebs/3modules/secret.nix
@@ -0,0 +1,39 @@
+{ config, lib, pkgs, ... }@args: with config.krebs.lib; let
+  cfg = config.krebs.secret;
+in {
+  options.krebs.secret = {
+    files = mkOption {
+      type = with types; attrsOf secret-file;
+      default = {};
+    };
+  };
+  config = lib.mkIf (cfg.files != {}) {
+    systemd.services.secret = let
+      # TODO fail if two files have the same path but differ otherwise
+      files = unique (map (flip removeAttrs ["_module"])
+                          (attrValues cfg.files));
+    in {
+      serviceConfig = {
+        Type = "oneshot";
+        RemainAfterExit = "yes";
+        SyslogIdentifier = "secret";
+        ExecStart = pkgs.writeDash "install-secret-files" ''
+          exit_code=0
+          ${concatMapStringsSep "\n" (file: ''
+            ${pkgs.coreutils}/bin/install \
+                  -D \
+                  --compare \
+                  --verbose \
+                  --mode=${shell.escape file.mode} \
+                  --owner=${shell.escape file.owner-name} \
+                  --group=${shell.escape file.group-name} \
+                  ${shell.escape file.source-path} \
+                  ${shell.escape file.path} \
+                || exit_code=1
+          '') files}
+          exit $exit_code
+        '';
+      };
+    };
+  };
+}
-- 
cgit v1.2.3


From 05be525be6d0896b155da7305b2cee950fb3530e Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Sun, 21 Feb 2016 06:56:57 +0100
Subject: krebs.types.user: add uid :: int

---
 krebs/3modules/tv/default.nix | 1 +
 1 file changed, 1 insertion(+)

(limited to 'krebs/3modules')

diff --git a/krebs/3modules/tv/default.nix b/krebs/3modules/tv/default.nix
index 1a9198b4..b0011ccf 100644
--- a/krebs/3modules/tv/default.nix
+++ b/krebs/3modules/tv/default.nix
@@ -354,6 +354,7 @@ with config.krebs.lib;
     tv = {
       mail = "tv@nomic.retiolum";
       pubkey = "ssh-rsa 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 tv@wu";
+      uid = 1337; # TODO use default
     };
     tv-nomic = {
       inherit (tv) mail;
-- 
cgit v1.2.3


From e3ddf995e92985ee14dab5735ac55045c166aaaf Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Sun, 21 Feb 2016 07:18:13 +0100
Subject: krebs types.secret-file: owner-name -> owner :: user

---
 krebs/3modules/default.nix | 7 +++++++
 krebs/3modules/secret.nix  | 2 +-
 2 files changed, 8 insertions(+), 1 deletion(-)

(limited to 'krebs/3modules')

diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index df1c7db6..7a343d33 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -104,6 +104,13 @@ let
         retiolum = "hosts";
       };
 
+      krebs.users.root = {
+        home = "/root";
+        name = "root";
+        pubkey = config.krebs.build.host.ssh.pubkey;
+        uid = 0;
+      };
+
       networking.extraHosts = concatStringsSep "\n" (flatten (
         mapAttrsToList (hostname: host:
           mapAttrsToList (netname: net:
diff --git a/krebs/3modules/secret.nix b/krebs/3modules/secret.nix
index 46802a66..579f375f 100644
--- a/krebs/3modules/secret.nix
+++ b/krebs/3modules/secret.nix
@@ -25,7 +25,7 @@ in {
                   --compare \
                   --verbose \
                   --mode=${shell.escape file.mode} \
-                  --owner=${shell.escape file.owner-name} \
+                  --owner=${shell.escape file.owner.name} \
                   --group=${shell.escape file.group-name} \
                   ${shell.escape file.source-path} \
                   ${shell.escape file.path} \
-- 
cgit v1.2.3


From 67e5fddc0bfe624c6b53b673582e92a28cf530f9 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Sun, 21 Feb 2016 07:39:24 +0100
Subject: krebs.users.krebs: init

---
 krebs/3modules/default.nix | 15 ++++++++++-----
 krebs/3modules/git.nix     |  6 ++++--
 krebs/3modules/lib.nix     |  2 +-
 3 files changed, 15 insertions(+), 8 deletions(-)

(limited to 'krebs/3modules')

diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index 7a343d33..aeeabfe5 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -104,11 +104,16 @@ let
         retiolum = "hosts";
       };
 
-      krebs.users.root = {
-        home = "/root";
-        name = "root";
-        pubkey = config.krebs.build.host.ssh.pubkey;
-        uid = 0;
+      krebs.users = {
+        krebs = {
+          home = "/krebs";
+          mail = "spam@krebsco.de";
+        };
+        root = {
+          home = "/root";
+          pubkey = config.krebs.build.host.ssh.pubkey;
+          uid = 0;
+        };
       };
 
       networking.extraHosts = concatStringsSep "\n" (flatten (
diff --git a/krebs/3modules/git.nix b/krebs/3modules/git.nix
index a9542718..0cc2f11c 100644
--- a/krebs/3modules/git.nix
+++ b/krebs/3modules/git.nix
@@ -232,13 +232,15 @@ let
         ]) (filter (rule: rule.perm.allow-receive-ref != null) cfg.rules));
       };
 
-    users.extraUsers = singleton rec {
+    # TODO cfg.user
+    users.users.git = rec {
       description = "Git repository hosting user";
       name = "git";
       shell = "/bin/sh";
       openssh.authorizedKeys.keys =
         mapAttrsToList (_: makeAuthorizedKey git-ssh-command)
-          config.krebs.users;
+                       (filterAttrs (_: user: isString user.pubkey)
+                                    config.krebs.users);
       uid = genid name;
     };
   };
diff --git a/krebs/3modules/lib.nix b/krebs/3modules/lib.nix
index b19f275b..ccd6a6af 100644
--- a/krebs/3modules/lib.nix
+++ b/krebs/3modules/lib.nix
@@ -10,6 +10,6 @@ let
     type = types.attrs;
   };
   imp = {
-    krebs.lib = lib // import ../4lib { inherit lib; } // builtins;
+    krebs.lib = lib // import ../4lib { inherit config lib; } // builtins;
   };
 in out
-- 
cgit v1.2.3


From de5de37a12771db395f7bc1954be52f51f54b9e2 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Sun, 21 Feb 2016 20:04:45 +0100
Subject: krebs.dns.providers: attrsOf unspecified -> attrsOf str

---
 krebs/3modules/default.nix    | 14 +++++++-------
 krebs/3modules/tv/default.nix |  2 +-
 2 files changed, 8 insertions(+), 8 deletions(-)

(limited to 'krebs/3modules')

diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index aeeabfe5..662fd648 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -43,9 +43,7 @@ let
 
     dns = {
       providers = mkOption {
-        # TODO with types; tree dns.label dns.provider, so we can merge.
-        # Currently providers can only be merged if aliases occur just once.
-        type = with types; attrsOf unspecified;
+        type = with types; attrsOf str;
       };
     };
 
@@ -95,7 +93,7 @@ let
     { krebs = import ./tv     { inherit config lib; }; }
     {
       krebs.dns.providers = {
-        de.krebsco = "zones";
+        "krebsco.de" = "zones";
         gg23 = "hosts";
         shack = "hosts";
         i = "hosts";
@@ -116,13 +114,15 @@ let
         };
       };
 
-      networking.extraHosts = concatStringsSep "\n" (flatten (
+      networking.extraHosts = let
+        domains = attrNames (filterAttrs (_: eq "hosts") cfg.dns.providers);
+        check = hostname: any (domain: hasSuffix ".${domain}" hostname) domains;
+      in concatStringsSep "\n" (flatten (
         mapAttrsToList (hostname: host:
           mapAttrsToList (netname: net:
             let
               aliases = longs ++ shorts;
-              providers = dns.split-by-provider net.aliases cfg.dns.providers;
-              longs = providers.hosts;
+              longs = filter check net.aliases;
               shorts = let s = ".${cfg.search-domain}"; in
                 map (removeSuffix s) (filter (hasSuffix s) longs);
             in
diff --git a/krebs/3modules/tv/default.nix b/krebs/3modules/tv/default.nix
index b0011ccf..53350291 100644
--- a/krebs/3modules/tv/default.nix
+++ b/krebs/3modules/tv/default.nix
@@ -4,7 +4,7 @@ with config.krebs.lib;
 
 {
   dns.providers = {
-    de.viljetic = "regfish";
+    "viljetic.de" = "regfish";
   };
   hosts = mapAttrs (_: setAttr "owner" config.krebs.users.tv) {
     cd = rec {
-- 
cgit v1.2.3


From a73eaae18c3e873c09c313590a0ab8dad1fbc5d9 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Sun, 21 Feb 2016 21:51:11 +0100
Subject: krebs.exim*: admit *.r

---
 krebs/3modules/default.nix        | 13 +++++++-----
 krebs/3modules/exim-retiolum.nix  | 36 +++++++++++++++++++++++----------
 krebs/3modules/exim-smarthost.nix | 42 +++++++++++++++++++++++++--------------
 krebs/3modules/shared/default.nix |  1 +
 4 files changed, 61 insertions(+), 31 deletions(-)

(limited to 'krebs/3modules')

diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index 662fd648..186469e9 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -143,12 +143,11 @@ let
         { text=(stripEmptyLines value); }) all-zones;
 
       krebs.exim-smarthost.internet-aliases = let
-        format = from: to:
+        format = from: to: {
+          inherit from;
           # TODO assert is-retiolum-mail-address to;
-          { inherit from;
-            to = if typeOf to == "list"
-                   then concatMapStringsSep "," (getAttr "mail") to
-                   else to.mail; };
+          to = concatMapStringsSep "," (getAttr "mail") (toList to);
+        };
       in mapAttrsToList format (with config.krebs.users; let
         spam-ml = [
           lass
@@ -167,6 +166,10 @@ let
         "makefu@retiolum" = makefu;
         "spam@retiolum" = spam-ml;
         "tv@retiolum" = tv;
+        "lass@r" = lass;
+        "makefu@r" = makefu;
+        "spam@r" = spam-ml;
+        "tv@r" = tv;
       });
 
       services.openssh.hostKeys =
diff --git a/krebs/3modules/exim-retiolum.nix b/krebs/3modules/exim-retiolum.nix
index 1722eef1..6e6928f8 100644
--- a/krebs/3modules/exim-retiolum.nix
+++ b/krebs/3modules/exim-retiolum.nix
@@ -11,6 +11,24 @@ let
 
   api = {
     enable = mkEnableOption "krebs.exim-retiolum";
+    local_domains = mkOption {
+      type = with types; listOf hostname;
+      default = ["localhost"] ++ config.krebs.build.host.nets.retiolum.aliases;
+    };
+    primary_hostname = mkOption {
+      type = types.str;
+      default = let x = "${config.krebs.build.host.name}.r"; in
+        assert elem x config.krebs.build.host.nets.retiolum.aliases;
+        x;
+    };
+    relay_to_domains = mkOption {
+      # TODO hostname with wildcards
+      type = with types; listOf str;
+      default = [
+        "*.r"
+        "*.retiolum"
+      ];
+    };
   };
 
   imp = {
@@ -21,9 +39,9 @@ let
         # TODO modular configuration
         assert config.krebs.retiolum.enable;
         ''
-          primary_hostname = ${retiolumHostname}
-          domainlist local_domains    = @ : localhost
-          domainlist relay_to_domains = *.retiolum
+          primary_hostname = ${cfg.primary_hostname}
+          domainlist local_domains = ${concatStringsSep ":" cfg.local_domains}
+          domainlist relay_to_domains = ${concatStringsSep ":" cfg.relay_to_domains}
           hostlist   relay_from_hosts = <; 127.0.0.1 ; ::1
 
           acl_smtp_rcpt = acl_check_rcpt
@@ -85,7 +103,7 @@ let
 
           retiolum:
             driver = manualroute
-            domains = ! ${retiolumHostname} : *.retiolum
+            domains = ! +local_domains : +relay_to_domains
             transport = remote_smtp
             route_list = ^.* $0 byname
             no_more
@@ -125,8 +143,8 @@ let
           # mode = 0660
 
           begin retry
-          *.retiolum             *           F,42d,1m
-          *                      *           F,2h,15m; G,16h,1h,1.5; F,4d,6h
+          ${concatMapStringsSep "\n" (k: "${k} * F,42d,1m") cfg.relay_to_domains}
+          * * F,2h,15m; G,16h,1h,1.5; F,4d,6h
 
           begin rewrite
 
@@ -134,8 +152,4 @@ let
         '';
     };
   };
-
-  # TODO get the hostname from somewhere else.
-  retiolumHostname = "${config.networking.hostName}.retiolum";
-in
-out
+in out
diff --git a/krebs/3modules/exim-smarthost.nix b/krebs/3modules/exim-smarthost.nix
index 267ee290..c976e89d 100644
--- a/krebs/3modules/exim-smarthost.nix
+++ b/krebs/3modules/exim-smarthost.nix
@@ -25,14 +25,31 @@ let
       }));
     };
 
+    local_domains = mkOption {
+      type = with types; listOf hostname;
+      default = ["localhost"] ++ config.krebs.build.host.nets.retiolum.aliases;
+    };
+
     relay_from_hosts = mkOption {
       type = with types; listOf str;
       default = [];
+      apply = xs: ["127.0.0.1" "::1"] ++ xs;
+    };
+
+    relay_to_domains = mkOption {
+      # TODO hostname with wildcards
+      type = with types; listOf str;
+      default = [
+        "*.r"
+        "*.retiolum"
+      ];
     };
 
     primary_hostname = mkOption {
       type = types.str;
-      default = "${config.networking.hostName}.retiolum";
+      default = let x = "${config.krebs.build.host.name}.r"; in
+        assert elem x config.krebs.build.host.nets.retiolum.aliases;
+        x;
     };
 
     sender_domains = mkOption {
@@ -63,19 +80,11 @@ let
         # HOST_REDIR contains the real destinations for "local_domains".
         #HOST_REDIR = /etc/exim4/host_redirect
 
-
         # Domains not listed in local_domains need to be deliverable remotely.
         # XXX We abuse local_domains to mean "domains, we're the gateway for".
-        domainlist local_domains = @ : localhost
-        domainlist relay_to_domains =
-        hostlist relay_from_hosts = <;${concatStringsSep ";" (
-          [
-            "127.0.0.1"
-            "::1"
-          ]
-          ++
-          cfg.relay_from_hosts
-        )}
+        domainlist local_domains = ${concatStringsSep ":" cfg.local_domains}
+        domainlist relay_to_domains = ${concatStringsSep ":" cfg.relay_to_domains}
+        hostlist relay_from_hosts = <;${concatStringsSep ";" cfg.relay_from_hosts}
 
         acl_smtp_rcpt = acl_check_rcpt
         acl_smtp_data = acl_check_data
@@ -144,7 +153,7 @@ let
         retiolum:
           debug_print = "R: retiolum for $local_part@$domain"
           driver = manualroute
-          domains = ! ${cfg.primary_hostname} : *.retiolum
+          domains = ! +local_domains : +relay_to_domains
           transport = retiolum_smtp
           route_list = ^.* $0 byname
           no_more
@@ -197,8 +206,11 @@ let
           return_path_add
 
         begin retry
-        *.retiolum             *           F,42d,1m
-        *                      *           F,2h,15m; G,16h,1h,1.5; F,4d,6h
+        ${concatMapStringsSep "\n" (k: "${k} * F,42d,1m") cfg.relay_to_domains}
+        ${concatMapStringsSep "\n" (k: "${k} * F,42d,1m")
+                                   # TODO don't include relay_to_domains
+                                   (map (getAttr "from") cfg.internet-aliases)}
+        * * F,2h,15m; G,16h,1h,1.5; F,4d,6h
 
         begin rewrite
         begin authenticators
diff --git a/krebs/3modules/shared/default.nix b/krebs/3modules/shared/default.nix
index 208b596f..ccd15b56 100644
--- a/krebs/3modules/shared/default.nix
+++ b/krebs/3modules/shared/default.nix
@@ -15,6 +15,7 @@ let
         addrs4 = ["10.243.111.111"];
         addrs6 = ["42:0:0:0:0:0:0:7357"];
         aliases = [
+          "test.r"
           "test.retiolum"
         ];
         tinc.pubkey = ''
-- 
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