nixpkgs/pkgs/tools/networking/dropbear/default.nix
2022-10-09 18:10:41 +02:00

62 lines
1.9 KiB
Nix

{ lib, stdenv, fetchurl, glibc, zlib, libxcrypt
, enableStatic ? stdenv.hostPlatform.isStatic
, enableSCP ? false
, sftpPath ? "/run/current-system/sw/libexec/sftp-server"
}:
let
# NOTE: DROPBEAR_PATH_SSH_PROGRAM is only necessary when enableSCP is true,
# but it is enabled here always anyways for consistency
dflags = {
SFTPSERVER_PATH = sftpPath;
DROPBEAR_PATH_SSH_PROGRAM = "${placeholder "out"}/bin/dbclient";
};
in
stdenv.mkDerivation rec {
pname = "dropbear";
version = "2020.81";
src = fetchurl {
url = "https://matt.ucc.asn.au/dropbear/releases/dropbear-${version}.tar.bz2";
sha256 = "0fy5ma4cfc2pk25mcccc67b2mf1rnb2c06ilb7ddnxbpnc85s8s8";
};
dontDisableStatic = enableStatic;
configureFlags = lib.optional enableStatic "LDFLAGS=-static";
CFLAGS = lib.pipe (lib.attrNames dflags) [
(builtins.map (name: "-D${name}=\\\"${dflags.${name}}\\\""))
(lib.concatStringsSep " ")
];
# https://www.gnu.org/software/make/manual/html_node/Libraries_002fSearch.html
preConfigure = ''
makeFlagsArray=(
VPATH=$(cat $NIX_CC/nix-support/orig-libc)/lib
PROGRAMS="${lib.concatStringsSep " " ([ "dropbear" "dbclient" "dropbearkey" "dropbearconvert" ] ++ lib.optionals enableSCP ["scp"])}"
)
'';
postInstall = lib.optionalString enableSCP ''
ln -rs $out/bin/scp $out/bin/dbscp
'';
patches = [
# Allow sessions to inherit the PATH from the parent dropbear.
# Otherwise they only get the usual /bin:/usr/bin kind of PATH
./pass-path.patch
];
buildInputs = [ zlib libxcrypt ] ++ lib.optionals enableStatic [ glibc.static zlib.static ];
meta = with lib; {
homepage = "https://matt.ucc.asn.au/dropbear/dropbear.html";
description = "A small footprint implementation of the SSH 2 protocol";
license = licenses.mit;
maintainers = with maintainers; [ abbradar ];
platforms = platforms.linux;
};
}