52 lines
1.5 KiB
Nix
52 lines
1.5 KiB
Nix
{ stdenv, lib, fetchurl, openssl, perl, libcap ? null, libseccomp ? null, pps-tools }:
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assert stdenv.isLinux -> libcap != null;
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assert stdenv.isLinux -> libseccomp != null;
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let
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withSeccomp = stdenv.isLinux && (stdenv.isi686 || stdenv.isx86_64);
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in
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stdenv.mkDerivation rec {
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name = "ntp-4.2.8p15";
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src = fetchurl {
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url = "https://www.eecis.udel.edu/~ntp/ntp_spool/ntp4/ntp-4.2/${name}.tar.gz";
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sha256 = "06cwhimm71safmwvp6nhxp6hvxsg62whnbgbgiflsqb8mgg40n7n";
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};
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# The hardcoded list of allowed system calls for seccomp is
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# insufficient for NixOS, add more to make it work (issue #21136).
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patches = [ ./seccomp.patch ];
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configureFlags = [
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"--sysconfdir=/etc"
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"--localstatedir=/var"
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"--with-openssl-libdir=${openssl.out}/lib"
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"--with-openssl-incdir=${openssl.dev}/include"
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"--enable-ignore-dns-errors"
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"--with-yielding-select=yes"
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] ++ lib.optional stdenv.isLinux "--enable-linuxcaps"
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++ lib.optional withSeccomp "--enable-libseccomp";
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buildInputs = [ libcap openssl perl ]
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++ lib.optional withSeccomp libseccomp
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++ lib.optional stdenv.isLinux pps-tools;
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hardeningEnable = [ "pie" ];
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postInstall = ''
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rm -rf $out/share/doc
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'';
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meta = with lib; {
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homepage = "http://www.ntp.org/";
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description = "An implementation of the Network Time Protocol";
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license = {
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# very close to isc and bsd2
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url = "https://www.eecis.udel.edu/~mills/ntp/html/copyright.html";
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};
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maintainers = with maintainers; [ eelco thoughtpolice ];
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platforms = platforms.linux;
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};
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}
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