diff --git a/nixos/modules/services/networking/cjdns-hosts.sh b/nixos/modules/services/networking/cjdns-hosts.sh deleted file mode 100644 index 8a2b47e5214..00000000000 --- a/nixos/modules/services/networking/cjdns-hosts.sh +++ /dev/null @@ -1,11 +0,0 @@ -pubs=($pubs) -hosts=($hosts) - -lines="''\n" -for ((i = 0; i < ${#pubs[*]}; i++)); do - addr=$($cjdns/bin/publictoip6 ${pubs[i]}) - lines="${lines}$addr ${hosts[i]}\n" -done -lines="${lines}''" - -echo -ne $lines > $out diff --git a/nixos/modules/services/networking/cjdns.nix b/nixos/modules/services/networking/cjdns.nix index 849d273a41d..5e15e40ea0c 100644 --- a/nixos/modules/services/networking/cjdns.nix +++ b/nixos/modules/services/networking/cjdns.nix @@ -28,21 +28,18 @@ let }; }; - peers = mapAttrsToList (n: v: v) (cfg.ETHInterface.connectTo // cfg.UDPInterface.connectTo); - - pubs = toString (map (p: if p.hostname == "" then "" else p.publicKey) peers); - hosts = toString (map (p: if p.hostname == "" then "" else p.hostname) peers); - - cjdnsHosts = - if hosts != "" then - import (pkgs.stdenv.mkDerivation { - name = "cjdns-hosts"; - builder = ./cjdns-hosts.sh; - - inherit (pkgs) cjdns; - inherit pubs hosts; - }) - else ""; + # Additional /etc/hosts entries for peers with an associated hostname + cjdnsExtraHosts = import (pkgs.runCommand "cjdns-hosts" {} + # Generate a builder that produces an output usable as a Nix string value + '' + exec >$out + echo \'\' + ${concatStringsSep "\n" (mapAttrsToList (k: v: + optionalString (v.hostname != "") + "echo $(${pkgs.cjdns}/bin/publictoip6 ${x.key}) ${x.host}") + (cfg.ETHInterface.connectTo // cfg.UDPInterface.connectTo))} + echo \'\' + ''); parseModules = x: x // { connectTo = mapAttrs (name: value: { inherit (value) password publicKey; }) x.connectTo; }; @@ -254,7 +251,7 @@ in }; }; - networking.extraHosts = "${cjdnsHosts}"; + networking.extraHosts = cjdnsExtraHosts; assertions = [ { assertion = ( cfg.ETHInterface.bind != "" || cfg.UDPInterface.bind != "" || cfg.confFile != null );