63 lines
1.6 KiB
Nix
63 lines
1.6 KiB
Nix
# Configuration for the Name Service Switch (/etc/nsswitch.conf).
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{config, pkgs, ...}:
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let
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options = {
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# NSS modules. Hacky!
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system.nssModules = pkgs.lib.mkOption {
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internal = true;
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default = [];
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description = "
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Search path for NSS (Name Service Switch) modules. This allows
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several DNS resolution methods to be specified via
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<filename>/etc/nsswitch.conf</filename>.
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";
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merge = pkgs.lib.mergeListOption;
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apply = list:
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let
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list2 =
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list
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# !!! this should be in the LDAP module
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++ pkgs.lib.optional config.users.ldap.enable pkgs.nss_ldap;
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in {
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list = list2;
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path = pkgs.lib.makeLibraryPath list2;
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};
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};
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};
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in
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{
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require = [options];
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environment.etc =
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[ # Name Service Switch configuration file. Required by the C library.
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# !!! Factor out the mdns stuff. The avahi module should define
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# an option used by this module.
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{ source =
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if config.services.avahi.nssmdns
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then ./nsswitch-mdns.conf
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else ./nsswitch.conf;
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target = "nsswitch.conf";
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}
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];
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environment.shellInit =
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if config.system.nssModules.path != "" then
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''
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LD_LIBRARY_PATH=${config.system.nssModules.path}:$LD_LIBRARY_PATH
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''
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else "";
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# NSS modules need to be in `systemPath' so that (i) the builder
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# chroot gets to seem them, and (ii) applications can benefit from
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# changes in the list of NSS modules at run-time, without requiring
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# a reboot.
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environment.systemPackages = [config.system.nssModules];
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}
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