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64 lines
1.6 KiB
Nix
64 lines
1.6 KiB
Nix
{
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config,
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lib,
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pkgs,
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...
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}:
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{
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###### interface
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options = {
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services.rpcbind = {
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enable = lib.mkOption {
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type = lib.types.bool;
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default = false;
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description = ''
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Whether to enable `rpcbind`, an ONC RPC directory service
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notably used by NFS and NIS, and which can be queried
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using the {manpage}`rpcinfo(1)` command. `rpcbind` is a replacement for
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`portmap`.
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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 = lib.mkMerge [
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(lib.mkIf config.services.rpcbind.enable {
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environment.systemPackages = [ pkgs.rpcbind ];
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systemd.packages = [ pkgs.rpcbind ];
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systemd.services.rpcbind = {
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wantedBy = [ "multi-user.target" ];
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# rpcbind performs a check for /var/run/rpcbind.lock at startup
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# and will crash if /var/run isn't present. In the stock NixOS
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# var.conf tmpfiles configuration file, /var/run is symlinked to
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# /run, so rpcbind can enter a race condition in which /var/run
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# isn't symlinked yet but tries to interact with the path, so
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# controlling the order explicitly here ensures that rpcbind can
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# start successfully. The `wants` instead of `requires` should
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# avoid creating a strict/brittle dependency.
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wants = [ "systemd-tmpfiles-setup.service" ];
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after = [ "systemd-tmpfiles-setup.service" ];
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};
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})
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{
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users.users.rpc = {
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enable = config.services.rpcbind.enable;
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group = "nogroup";
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uid = config.ids.uids.rpc;
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};
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}
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];
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}
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