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{ stdenv, fetchurl, glibc }:
stdenv.mkDerivation rec {
name = "clever-tools-${version}";
version = "1.1.0";
src = fetchurl {
url = "https://clever-tools.cellar.services.clever-cloud.com/releases/${version}/clever-tools-${version}_linux.tar.gz";
sha256 = "1lkwckmlz2gf41xmnzydpcbly0jcry3bn8lp570gha768ic7xmb1";
};
libPath = stdenv.lib.makeLibraryPath [ stdenv.cc.cc glibc ];
installPhase = ''
tar --extract --file=$src
bin=$out/bin/clever
mkdir -p $out/bin
mv clever $bin
'';
dontStrip = "true";
# See https://github.com/brendan-hall/nixpkgs/blob/e3b313bb59f49f10970205aafd44878d35da07e7/pkgs/development/web/now-cli/default.nix#L25
# There is no helper in nixpkgs lib right now
# The algorithm for zeit/pkg fix is given https://github.com/NixOS/nixpkgs/pull/48193
# it has been used for Unity3D as well https://github.com/NixOS/nixpkgs/pull/48643
preFixup = ''
bin=$out/bin/clever
orig_size=$(stat --printf=%s $bin)
patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" $bin
patchelf --set-rpath ${libPath} $bin
new_size=$(stat --printf=%s $bin)
###### zeit-pkg fixing starts here.
# we're replacing plaintext js code that looks like
# PAYLOAD_POSITION = '1234 ' | 0
# [...]
# PRELUDE_POSITION = '1234 ' | 0
# ^-----20-chars-----^^------22-chars------^
# ^-- grep points here
#
# var_* are as described above
# shift_by seems to be safe so long as all patchelf adjustments occur
# before any locations pointed to by hardcoded offsets
var_skip=20
var_select=22
shift_by=$(expr $new_size - $orig_size)
function fix_offset {
# $1 = name of variable to adjust
location=$(grep -obUam1 "$1" $bin | cut -d: -f1)
location=$(expr $location + $var_skip)
value=$(dd if=$bin iflag=count_bytes,skip_bytes skip=$location \
bs=1 count=$var_select status=none)
value=$(expr $shift_by + $value)
echo -n $value | dd of=$bin bs=1 seek=$location conv=notrunc
}
fix_offset PAYLOAD_POSITION
fix_offset PRELUDE_POSITION
'';
}
|
