nixpkgs/pkgs/os-specific/linux/apparmor/default.nix
2022-02-25 01:42:59 +01:00

349 lines
9.6 KiB
Nix

{ stdenv, lib, fetchFromGitLab, fetchpatch, makeWrapper, autoreconfHook
, pkg-config, which
, flex, bison
, linuxHeaders ? stdenv.cc.libc.linuxHeaders
, gawk
, withPerl ? stdenv.hostPlatform == stdenv.buildPlatform && lib.meta.availableOn stdenv.hostPlatform perl, perl
, withPython ? stdenv.hostPlatform == stdenv.buildPlatform && lib.meta.availableOn stdenv.hostPlatform python3, python3
, swig
, ncurses
, pam
, libnotify
, buildPackages
, coreutils
, bash
, gnugrep
, gnused
, kmod
, writeShellScript
, closureInfo
, runCommand
}:
let
apparmor-version = "3.0.4";
apparmor-meta = component: with lib; {
homepage = "https://apparmor.net/";
description = "A mandatory access control system - ${component}";
license = licenses.gpl2;
maintainers = with maintainers; [ joachifm julm thoughtpolice ];
platforms = platforms.linux;
};
apparmor-sources = fetchFromGitLab {
owner = "apparmor";
repo = "apparmor";
rev = "v${apparmor-version}";
sha256 = "1a217j28rgfq4lsmpn0wv1xgmdr9ba8iysv9i6q477kj6z77zrb9";
};
aa-teardown = writeShellScript "aa-teardown" ''
PATH="${lib.makeBinPath [coreutils gnused gnugrep]}:$PATH"
. ${apparmor-parser}/lib/apparmor/rc.apparmor.functions
remove_profiles
'';
prePatchCommon = ''
chmod a+x ./common/list_capabilities.sh ./common/list_af_names.sh
patchShebangs ./common/list_capabilities.sh ./common/list_af_names.sh
substituteInPlace ./common/Make.rules \
--replace "/usr/bin/pod2man" "${buildPackages.perl}/bin/pod2man" \
--replace "/usr/bin/pod2html" "${buildPackages.perl}/bin/pod2html" \
--replace "/usr/share/man" "share/man"
substituteInPlace ./utils/Makefile \
--replace "/usr/include/linux/capability.h" "${linuxHeaders}/include/linux/capability.h"
'';
patches = lib.optionals stdenv.hostPlatform.isMusl [
(fetchpatch {
url = "https://git.alpinelinux.org/aports/plain/testing/apparmor/0003-Added-missing-typedef-definitions-on-parser.patch?id=74b8427cc21f04e32030d047ae92caa618105b53";
name = "0003-Added-missing-typedef-definitions-on-parser.patch";
sha256 = "0yyaqz8jlmn1bm37arggprqz0njb4lhjni2d9c8qfqj0kll0bam0";
})
];
python = python3.withPackages (ps: with ps; [ setuptools ]);
# Set to `true` after the next FIXME gets fixed or this gets some
# common derivation infra. Too much copy-paste to fix one by one.
doCheck = false;
# FIXME: convert these to a single multiple-outputs package?
libapparmor = stdenv.mkDerivation {
pname = "libapparmor";
version = apparmor-version;
src = apparmor-sources;
# checking whether python bindings are enabled... yes
# checking for python3... no
# configure: error: python is required when enabling python bindings
strictDeps = false;
nativeBuildInputs = [
autoreconfHook
bison
flex
pkg-config
swig
ncurses
which
perl
] ++ lib.optional withPython python;
buildInputs = lib.optional withPerl perl
++ lib.optional withPython python;
# required to build apparmor-parser
dontDisableStatic = true;
prePatch = prePatchCommon + ''
substituteInPlace ./libraries/libapparmor/swig/perl/Makefile.am --replace install_vendor install_site
'';
inherit patches;
postPatch = ''
cd ./libraries/libapparmor
'';
# https://gitlab.com/apparmor/apparmor/issues/1
configureFlags = [
(lib.withFeature withPerl "perl")
(lib.withFeature withPython "python")
];
outputs = [ "out" ] ++ lib.optional withPython "python";
postInstall = lib.optionalString withPython ''
mkdir -p $python/lib
mv $out/lib/python* $python/lib/
'';
inherit doCheck;
meta = apparmor-meta "library";
};
apparmor-utils = stdenv.mkDerivation {
pname = "apparmor-utils";
version = apparmor-version;
src = apparmor-sources;
strictDeps = true;
nativeBuildInputs = [ makeWrapper which python ];
buildInputs = [
bash
perl
python
libapparmor
libapparmor.python
];
prePatch = prePatchCommon +
# Do not build vim file
lib.optionalString stdenv.hostPlatform.isMusl ''
sed -i ./utils/Makefile -e "/\<vim\>/d"
'' + ''
for file in utils/apparmor/easyprof.py utils/apparmor/aa.py utils/logprof.conf; do
substituteInPlace $file --replace "/sbin/apparmor_parser" "${apparmor-parser}/bin/apparmor_parser"
done
'';
inherit patches;
postPatch = "cd ./utils";
makeFlags = [ "LANGS=" ];
installFlags = [ "DESTDIR=$(out)" "BINDIR=$(out)/bin" "VIM_INSTALL_PATH=$(out)/share" "PYPREFIX=" ];
postInstall = ''
sed -i $out/bin/aa-unconfined -e "/my_env\['PATH'\]/d"
for prog in aa-audit aa-autodep aa-cleanprof aa-complain aa-disable aa-enforce aa-genprof aa-logprof aa-mergeprof aa-unconfined ; do
wrapProgram $out/bin/$prog --prefix PYTHONPATH : "$out/lib/${python.sitePackages}:$PYTHONPATH"
done
substituteInPlace $out/bin/aa-notify \
--replace /usr/bin/notify-send ${libnotify}/bin/notify-send \
--replace /usr/bin/perl "${perl}/bin/perl -I ${libapparmor}/${perl.libPrefix}"
substituteInPlace $out/bin/aa-remove-unknown \
--replace "/lib/apparmor/rc.apparmor.functions" "${apparmor-parser}/lib/apparmor/rc.apparmor.functions"
wrapProgram $out/bin/aa-remove-unknown \
--prefix PATH : ${lib.makeBinPath [ gawk ]}
ln -s ${aa-teardown} $out/bin/aa-teardown
'';
inherit doCheck;
meta = apparmor-meta "user-land utilities" // {
broken = !(withPython && withPerl);
};
};
apparmor-bin-utils = stdenv.mkDerivation {
pname = "apparmor-bin-utils";
version = apparmor-version;
src = apparmor-sources;
nativeBuildInputs = [
pkg-config
libapparmor
gawk
which
];
buildInputs = [
libapparmor
];
prePatch = prePatchCommon;
postPatch = ''
cd ./binutils
'';
makeFlags = [ "LANGS=" "USE_SYSTEM=1" ];
installFlags = [ "DESTDIR=$(out)" "BINDIR=$(out)/bin" "SBINDIR=$(out)/bin" ];
inherit doCheck;
meta = apparmor-meta "binary user-land utilities";
};
apparmor-parser = stdenv.mkDerivation {
name = "apparmor-parser";
version = apparmor-version;
src = apparmor-sources;
nativeBuildInputs = [ bison flex which ];
buildInputs = [ libapparmor ];
prePatch = prePatchCommon + ''
## techdoc.pdf still doesn't build ...
substituteInPlace ./parser/Makefile \
--replace "/usr/bin/bison" "${bison}/bin/bison" \
--replace "/usr/bin/flex" "${flex}/bin/flex" \
--replace "/usr/include/linux/capability.h" "${linuxHeaders}/include/linux/capability.h" \
--replace "manpages htmlmanpages pdf" "manpages htmlmanpages"
substituteInPlace parser/rc.apparmor.functions \
--replace "/sbin/apparmor_parser" "$out/bin/apparmor_parser"
sed -i parser/rc.apparmor.functions -e '2i . ${./fix-rc.apparmor.functions.sh}'
'';
inherit patches;
postPatch = ''
cd ./parser
'';
makeFlags = [
"LANGS=" "USE_SYSTEM=1" "INCLUDEDIR=${libapparmor}/include"
"AR=${stdenv.cc.bintools.targetPrefix}ar"
];
installFlags = [ "DESTDIR=$(out)" "DISTRO=unknown" ];
inherit doCheck;
meta = apparmor-meta "rule parser";
};
apparmor-pam = stdenv.mkDerivation {
pname = "apparmor-pam";
version = apparmor-version;
src = apparmor-sources;
nativeBuildInputs = [ pkg-config which ];
buildInputs = [ libapparmor pam ];
postPatch = ''
cd ./changehat/pam_apparmor
'';
makeFlags = [ "USE_SYSTEM=1" ];
installFlags = [ "DESTDIR=$(out)" ];
inherit doCheck;
meta = apparmor-meta "PAM service";
};
apparmor-profiles = stdenv.mkDerivation {
pname = "apparmor-profiles";
version = apparmor-version;
src = apparmor-sources;
nativeBuildInputs = [ which ];
postPatch = ''
cd ./profiles
'';
installFlags = [ "DESTDIR=$(out)" "EXTRAS_DEST=$(out)/share/apparmor/extra-profiles" ];
inherit doCheck;
meta = apparmor-meta "profiles";
};
apparmor-kernel-patches = stdenv.mkDerivation {
pname = "apparmor-kernel-patches";
version = apparmor-version;
src = apparmor-sources;
dontBuild = true;
installPhase = ''
mkdir "$out"
cp -R ./kernel-patches/* "$out"
'';
inherit doCheck;
meta = apparmor-meta "kernel patches";
};
# Generate generic AppArmor rules in a file, from the closure of given
# rootPaths. To be included in an AppArmor profile like so:
#
# include "${apparmorRulesFromClosure { } [ pkgs.hello ]}"
apparmorRulesFromClosure =
{ # The store path of the derivation is given in $path
additionalRules ? []
# TODO: factorize here some other common paths
# that may emerge from use cases.
, baseRules ? [
"r $path"
"r $path/etc/**"
"r $path/share/**"
# Note that not all libraries are prefixed with "lib",
# eg. glibc-2.30/lib/ld-2.30.so
"mr $path/lib/**.so*"
# eg. glibc-2.30/lib/gconv/gconv-modules
"r $path/lib/**"
]
, name ? ""
}: rootPaths: runCommand
( "apparmor-closure-rules"
+ lib.optionalString (name != "") "-${name}" ) {} ''
touch $out
while read -r path
do printf >>$out "%s,\n" ${lib.concatMapStringsSep " " (x: "\"${x}\"") (baseRules ++ additionalRules)}
done <${closureInfo { inherit rootPaths; }}/store-paths
'';
in
{
inherit
libapparmor
apparmor-utils
apparmor-bin-utils
apparmor-parser
apparmor-pam
apparmor-profiles
apparmor-kernel-patches
apparmorRulesFromClosure;
}