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-rw-r--r--krebs/3modules/retiolum.nix83
1 files changed, 29 insertions, 54 deletions
diff --git a/krebs/3modules/retiolum.nix b/krebs/3modules/retiolum.nix
index 61b4473e1..fe4dbd50c 100644
--- a/krebs/3modules/retiolum.nix
+++ b/krebs/3modules/retiolum.nix
@@ -11,26 +11,13 @@ let
api = {
enable = mkEnableOption "krebs.retiolum";
- name = mkOption {
- type = types.str;
- default = config.networking.hostName;
- # Description stolen from tinc.conf(5).
- description = ''
- This is the name which identifies this tinc daemon. It must
- be unique for the virtual private network this daemon will
- connect to. The Name may only consist of alphanumeric and
- underscore characters. If Name starts with a $, then the
- contents of the environment variable that follows will be
- used. In that case, invalid characters will be converted to
- underscores. If Name is $HOST, but no such environment
- variable exist, the hostname will be read using the
- gethostnname() system call This is the name which identifies
- the this tinc daemon.
- '';
+ host = mkOption {
+ type = types.host;
+ default = config.krebs.build.host;
};
netname = mkOption {
- type = types.str;
+ type = types.hostname;
default = "retiolum";
description = ''
The tinc network name.
@@ -157,46 +144,34 @@ let
uid = genid name;
};
+ net = cfg.host.nets.${cfg.netname};
+
tinc = cfg.tincPackage;
iproute = cfg.iproutePackage;
- confDir = pkgs.runCommand "retiolum" {
- # TODO text
- executable = true;
- preferLocalBuild = true;
- } ''
- set -euf
-
- mkdir -p $out
-
- ln -s ${cfg.hostsPackage} $out/hosts
-
- cat > $out/tinc.conf <<EOF
- Name = ${cfg.name}
- Device = /dev/net/tun
- Interface = ${cfg.netname}
- ${concatStrings (map (c : "ConnectTo = " + c + "\n") cfg.connectTo)}
- PrivateKeyFile = /tmp/retiolum-rsa_key.priv
- ${cfg.extraConfig}
- EOF
-
- # source: krebscode/painload/retiolum/scripts/tinc_setup/tinc-up
- cat > $out/tinc-up <<EOF
- host=$out/hosts/${cfg.name}
- ${iproute}/sbin/ip link set \$INTERFACE up
-
- addr4=\$(sed -n 's|^ *Subnet *= *\(10[.][^ ]*\) *$|\1|p' \$host)
- if [ -n "\$addr4" ];then
- ${iproute}/sbin/ip -4 addr add \$addr4 dev \$INTERFACE
- ${iproute}/sbin/ip -4 route add 10.243.0.0/16 dev \$INTERFACE
- fi
- addr6=\$(sed -n 's|^ *Subnet *= *\(42[:][^ ]*\) *$|\1|p' \$host)
- ${iproute}/sbin/ip -6 addr add \$addr6 dev \$INTERFACE
- ${iproute}/sbin/ip -6 route add 42::/16 dev \$INTERFACE
- EOF
-
- chmod +x $out/tinc-up
- '';
+ confDir = let
+ namePathPair = name: path: { inherit name path; };
+ in pkgs.linkFarm "${cfg.netname}-etc-tinc" (mapAttrsToList namePathPair {
+ "hosts" = cfg.hostsPackage;
+ "tinc.conf" = pkgs.writeText "${cfg.netname}-tinc.conf" ''
+ Name = ${cfg.host.name}
+ Interface = ${cfg.netname}
+ ${concatStrings (map (c: "ConnectTo = ${c}\n") cfg.connectTo)}
+ PrivateKeyFile = /tmp/retiolum-rsa_key.priv
+ ${cfg.extraConfig}
+ '';
+ "tinc-up" = pkgs.writeScript "${cfg.netname}-tinc-up" ''
+ ${iproute}/sbin/ip link set ${cfg.netname} up
+ ${optionalString (net.ip4 != null) ''
+ ${iproute}/sbin/ip -4 addr add ${net.ip4.addr} dev ${cfg.netname}
+ ${iproute}/sbin/ip -4 route add ${net.ip4.prefix} dev ${cfg.netname}
+ ''}
+ ${optionalString (net.ip6 != null) ''
+ ${iproute}/sbin/ip -6 addr add ${net.ip6.addr} dev ${cfg.netname}
+ ${iproute}/sbin/ip -6 route add ${net.ip6.prefix} dev ${cfg.netname}
+ ''}
+ '';
+ });
in out