61 lines
1.4 KiB
Nix
61 lines
1.4 KiB
Nix
# /etc files related to networking, such as /etc/services.
|
|
|
|
{config, pkgs, ...}:
|
|
|
|
with pkgs.lib;
|
|
let
|
|
cfg = config.networking;
|
|
|
|
options = {
|
|
|
|
networking.extraHosts = pkgs.lib.mkOption {
|
|
default = "";
|
|
example = "192.168.0.1 lanlocalhost";
|
|
description = ''
|
|
Additional entries to be appended to <filename>/etc/hosts</filename>.
|
|
'';
|
|
};
|
|
|
|
};
|
|
|
|
localhostWithDomain = optionalString (cfg.domain != "")
|
|
"localhost.${cfg.domain}";
|
|
|
|
hostnameWithDomain = optionalString
|
|
(cfg.domain != "" && cfg.hostName != "")
|
|
"${cfg.hostName}.${cfg.domain}";
|
|
|
|
in
|
|
|
|
{
|
|
require = [options];
|
|
|
|
environment.etc =
|
|
[ { # /etc/services: TCP/UDP port assignments.
|
|
source = pkgs.iana_etc + "/etc/services";
|
|
target = "services";
|
|
}
|
|
|
|
{ # /etc/protocols: IP protocol numbers.
|
|
source = pkgs.iana_etc + "/etc/protocols";
|
|
target = "protocols";
|
|
}
|
|
|
|
{ # /etc/rpc: RPC program numbers.
|
|
source = pkgs.glibc + "/etc/rpc";
|
|
target = "rpc";
|
|
}
|
|
|
|
{ # /etc/hosts: Hostname-to-IP mappings.
|
|
source = pkgs.writeText "hosts"
|
|
''
|
|
${cfg.extraHosts}
|
|
${optionalString (cfg.hostName != "")
|
|
"127.0.0.1 ${hostnameWithDomain} ${cfg.hostName}"}
|
|
127.0.0.1 localhost ${localhostWithDomain}
|
|
'';
|
|
target = "hosts";
|
|
}
|
|
];
|
|
}
|