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Adding a module for unbound.
svn path=/nixos/trunk/; revision=30197
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parent
e0573105b7
commit
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@ -66,6 +66,7 @@ in
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rtkit = 45;
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rtkit = 45;
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dovecot2 = 46;
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dovecot2 = 46;
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dovenull2 = 47;
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dovenull2 = 47;
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unbound = 48;
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# When adding a uid, make sure it doesn't match an existing gid.
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# When adding a uid, make sure it doesn't match an existing gid.
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@ -126,6 +126,7 @@
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./services/networking/radvd.nix
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./services/networking/radvd.nix
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./services/networking/rdnssd.nix
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./services/networking/rdnssd.nix
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./services/networking/sabnzbd.nix
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./services/networking/sabnzbd.nix
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./services/networking/unbound.nix
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./services/networking/ssh/lshd.nix
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./services/networking/ssh/lshd.nix
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./services/networking/ssh/sshd.nix
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./services/networking/ssh/sshd.nix
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./services/networking/cntlm.nix
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./services/networking/cntlm.nix
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110
modules/services/networking/unbound.nix
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110
modules/services/networking/unbound.nix
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@ -0,0 +1,110 @@
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{ config, pkgs, ... }:
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with pkgs.lib;
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let
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cfg = config.services.unbound;
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username = "unbound";
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stateDir = "/var/lib/unbound";
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access = concatMapStrings (x: " access-control: ${x} allow\n") cfg.allowedAccess;
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interfaces = concatMapStrings (x: " interface: ${x}\n") cfg.interfaces;
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forward = optionalString (length cfg.forwardAddresses != 0)
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"forward-zone:\n name: .\n" +
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concatMapStrings (x: " forward-addr: ${x}\n") cfg.forwardAddresses;
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confFile = pkgs.writeText "unbound.conf"
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''
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server:
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directory: "${stateDir}"
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username: ${username}
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# make sure unbound can access entropy from inside the chroot.
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# e.g. on linux the use these commands (on BSD, devfs(8) is used):
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# mount --bind -n /dev/random /etc/unbound/dev/random
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# and mount --bind -n /dev/log /etc/unbound/dev/log
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chroot: "${stateDir}"
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# logfile: "${stateDir}/unbound.log" #uncomment to use logfile.
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pidfile: "${stateDir}/unbound.pid"
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verbosity: 1 # uncomment and increase to get more logging.
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# listen on all interfaces, answer queries from the local subnet.
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${interfaces}
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${access}
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${forward}
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'';
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in
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{
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###### interface
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options = {
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services.unbound = {
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enable = mkOption {
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default = true;
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description = "
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Whether to enable the Unbound domain name server.
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";
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};
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allowedAccess = mkOption {
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default = ["127.0.0.0/24"];
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description = "
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What networks are allowed to use us as a resolver.
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";
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};
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interfaces = mkOption {
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default = [ "127.0.0.0" "::1" ];
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description = "
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What addresses the server should listen to
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";
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};
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forwardAddresses = mkOption {
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default = [ ];
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description = "
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What servers to forward the queries to.
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";
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};
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};
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};
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###### implementation
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config = mkIf config.services.unbound.enable {
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environment.systemPackages = [ pkgs.unbound ];
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users.extraUsers = singleton
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{ name = username;
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uid = config.ids.uids.unbound;
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description = "unbound daemon user";
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home = "/tmp";
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};
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jobs.unbound =
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{ description = "Unbound name server job";
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preStart =
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''
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${pkgs.coreutils}/bin/mkdir -p ${stateDir}
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'';
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daemonType = "fork";
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exec = "${pkgs.unbound}/sbin/unbound -c ${confFile}";
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};
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};
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}
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