nixpkgs/pkgs/tools/backup/duplicity/default.nix
2019-08-31 07:41:22 -04:00

95 lines
3.4 KiB
Nix

{ stdenv, fetchpatch, fetchurl, python2Packages, librsync, ncftp, gnupg
, gnutar
, par2cmdline
, utillinux
, rsync, makeWrapper }:
python2Packages.buildPythonApplication rec {
pname = "duplicity";
version = "0.7.19";
src = fetchurl {
url = "https://code.launchpad.net/duplicity/${stdenv.lib.versions.majorMinor version}-series/${version}/+download/${pname}-${version}.tar.gz";
sha256 = "0ag9dknslxlasslwfjhqgcqbkb1mvzzx93ry7lch2lfzcdd91am6";
};
patches = [
./gnutar-in-test.patch
./use-installed-scripts-in-test.patch
# The following patches improve the performance of installCheckPhase:
# Ensure all duplicity output is captured in tests
(fetchpatch {
extraPrefix = "";
sha256 = "07ay3mmnw8p2j3v8yvcpjsx0rf2jqly9ablwjpmry23dz9f0mxsd";
url = "https://bazaar.launchpad.net/~duplicity-team/duplicity/0.8-series/diff/1359.2.1";
})
# Minimize time spent sleeping between backups
(fetchpatch {
extraPrefix = "";
sha256 = "0v99q6mvikb8sf68gh3s0zg12pq8fijs87fv1qrvdnc8zvs4pmfs";
url = "https://bazaar.launchpad.net/~duplicity-team/duplicity/0.8-series/diff/1359.2.2";
})
# Remove unnecessary sleeping after running backups in tests
(fetchpatch {
extraPrefix = "";
sha256 = "1bmgp4ilq2gwz2k73fxrqplf866hj57lbyabaqpkvwxhr0ch1jiq";
url = "https://bazaar.launchpad.net/~duplicity-team/duplicity/0.8-series/diff/1359.2.3";
})
] ++ stdenv.lib.optionals stdenv.isLinux [
./linux-disable-timezone-test.patch
];
buildInputs = [ librsync makeWrapper python2Packages.wrapPython ];
propagatedBuildInputs = with python2Packages; [
boto cffi cryptography ecdsa enum idna pygobject3 fasteners
ipaddress lockfile paramiko pyasn1 pycrypto six
];
checkInputs = [
gnupg # Add 'gpg' to PATH.
gnutar # Add 'tar' to PATH.
librsync # Add 'rdiff' to PATH.
par2cmdline # Add 'par2' to PATH.
] ++ stdenv.lib.optionals stdenv.isLinux [
utillinux # Add 'setsid' to PATH.
] ++ (with python2Packages; [ lockfile mock pexpect ]);
postInstall = ''
wrapProgram $out/bin/duplicity \
--prefix PATH : "${stdenv.lib.makeBinPath [ gnupg ncftp rsync ]}"
wrapPythonPrograms
'';
preCheck = ''
wrapPythonProgramsIn "$PWD/testing/overrides/bin" "$pythonPath"
# Add 'duplicity' to PATH for tests.
# Normally, 'setup.py test' adds 'build/scripts-2.7/' to PATH before running
# tests. However, 'build/scripts-2.7/duplicity' is not wrapped, so its
# shebang is incorrect and it fails to run inside Nix' sandbox.
# In combination with use-installed-scripts-in-test.patch, make 'setup.py
# test' use the installed 'duplicity' instead.
PATH="$out/bin:$PATH"
# Don't run developer-only checks (pep8, etc.).
export RUN_CODE_TESTS=0
'' + stdenv.lib.optionalString stdenv.isDarwin ''
# Work around the following error when running tests:
# > Max open files of 256 is too low, should be >= 1024.
# > Use 'ulimit -n 1024' or higher to correct.
ulimit -n 1024
'';
# TODO: Fix test failures on macOS 10.13:
#
# > OSError: out of pty devices
doCheck = !stdenv.isDarwin;
meta = with stdenv.lib; {
description = "Encrypted bandwidth-efficient backup using the rsync algorithm";
homepage = https://www.nongnu.org/duplicity;
license = licenses.gpl2Plus;
maintainers = with maintainers; [ peti ];
platforms = platforms.unix;
};
}