nixpkgs/pkgs/tools/backup/duplicity/default.nix
2021-04-04 14:49:39 +02:00

124 lines
3.1 KiB
Nix

{ lib, stdenv
, fetchurl
, pythonPackages
, librsync
, ncftp
, gnupg
, gnutar
, par2cmdline
, util-linux
, rsync
, makeWrapper
, gettext
}:
let
inherit (lib.versions) majorMinor splitVersion;
majorMinorPatch = v: builtins.concatStringsSep "." (lib.take 3 (splitVersion v));
in
pythonPackages.buildPythonApplication rec {
pname = "duplicity";
version = "0.8.17";
src = fetchurl {
url = "https://code.launchpad.net/duplicity/${majorMinor version}-series/${majorMinorPatch version}/+download/duplicity-${version}.tar.gz";
sha256 = "114rwkf9b3h4fcagrx013sb7krc4hafbwl9gawjph2wd9pkv2wx2";
};
patches = [
# We use the tar binary on all platforms.
./gnutar-in-test.patch
# Our Python infrastructure runs test in installCheckPhase so we need
# to make the testing code stop assuming it is run from the source directory.
./use-installed-scripts-in-test.patch
] ++ lib.optionals stdenv.isLinux [
# Broken on Linux in Nix' build environment
./linux-disable-timezone-test.patch
];
SETUPTOOLS_SCM_PRETEND_VERSION = version;
nativeBuildInputs = [
makeWrapper
gettext
pythonPackages.wrapPython
pythonPackages.setuptools-scm
];
buildInputs = [
librsync
];
pythonPath = with pythonPackages; [
b2sdk
boto
boto3
cffi
cryptography
ecdsa
idna
pygobject3
fasteners
ipaddress
lockfile
paramiko
pyasn1
pycrypto
pydrive
future
] ++ lib.optionals (!isPy3k) [
enum
];
checkInputs = [
gnupg # Add 'gpg' to PATH.
gnutar # Add 'tar' to PATH.
librsync # Add 'rdiff' to PATH.
par2cmdline # Add 'par2' to PATH.
] ++ lib.optionals stdenv.isLinux [
util-linux # Add 'setsid' to PATH.
] ++ (with pythonPackages; [
lockfile
mock
pexpect
pytest
pytestrunner
]);
postInstall = ''
wrapProgram $out/bin/duplicity \
--prefix PATH : "${lib.makeBinPath [ gnupg ncftp rsync ]}"
'';
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
'' + 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 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;
};
}