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393 lines (330 loc) · 12.2 KB
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--!A static injector of dynamic library for application
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
--
-- Copyright (C) 2020-present, TBOOX Open Source Group.
--
-- @author ruki
-- @file main.lua
--
import("core.base.option")
import("core.project.config")
import("utils.archive")
import("utils.ipa.resign", {alias = "ipa_resign"})
import("private.tools.codesign")
import("detect.sdks.find_xcode")
import("lib.detect.find_tool")
import("lib.detect.find_program")
import("lib.detect.find_directory")
import("lib.lni.pe")
import("lib.lni.elf")
import("lib.lni.macho")
-- the options
local options =
{
{'i', "input", "kv", nil, "Set the input program path."}
, {'o', "output", "kv", nil, "Set the output program path."}
, {'p', "pattern", "kv", nil, "Inject to the libraries given pattern (only for apk).",
" e.g. ",
" - luject -i app.apk -p libtest liba.so",
" - luject -i app.apk -p 'libtest_*' liba.so"}
, {nil, "bundle_identifier", "kv", nil, "Set the bundle identifier of app/ipa"}
, {nil, "codesign_identity", "kv", nil, "Set the codesign identity for app/ipa"}
, {nil, "mobile_provision", "kv", nil, "Set the mobile provision for app/ipa"}
, {'v', "verbose", "k", nil, "Enable verbose output."}
, {nil, "libraries", "vs", nil, "Set all injected dynamic libraries path list."}
}
-- get resources directory
function _get_resources_dir()
local resourcesdir = path.join(os.scriptdir(), "..", "..", "res")
if not os.isdir(resourcesdir) then
resourcesdir = path.join(os.programdir(), "res")
end
assert(resourcesdir, "the resources directory not found!")
return resourcesdir
end
-- get jarsigner
function _get_jarsigner()
local java_home = assert(os.getenv("JAVA_HOME"), "$JAVA_HOME not found!")
local jarsigner = path.join(java_home, "bin", "jarsigner" .. (is_host("windows") and ".exe" or ""))
assert(os.isfile(jarsigner), "%s not found!", jarsigner)
return jarsigner
end
-- get zipalign
function _get_zipalign(apkfile)
return find_program("zipalign", {check = function (program) assert(os.execv(program, {"-c", "4", apkfile}, {try = true}) ~= nil) end})
end
-- do inject for elf program
function _inject_elf(inputfile, outputfile, libraries)
elf.add_libraries(inputfile, outputfile, libraries)
end
-- do inject for macho program
function _inject_macho(inputfile, outputfile, libraries)
macho.add_libraries(inputfile, outputfile, libraries)
end
-- do inject for pe program
function _inject_pe(inputfile, outputfile, libraries)
pe.add_libraries(inputfile, outputfile, libraries)
end
-- resign apk
function _resign_apk(inputfile, outputfile)
-- trace
cprint("${magenta}resign %s", path.filename(inputfile))
-- do resign
local jarsigner = _get_jarsigner()
local alias = "test"
local storepass = "1234567890"
local argv = {"-keystore", path.join(_get_resources_dir(), "sign.keystore"), "-signedjar", outputfile, "-digestalg", "SHA1", "-sigalg", "MD5withRSA", inputfile, alias, "--storepass", storepass}
if option.get("verbose") then
table.insert(argv, "-verbose")
end
os.vrunv(jarsigner, argv)
end
-- resign app
function _resign_app(appdir)
-- trace
cprint("${magenta}resign %s", path.filename(appdir))
-- find xcode for codesign_allocate
local xcode = find_xcode(nil, {verbose = option.get("verbose")})
if xcode then
config.set("xcode", xcode.sdkdir, {force = true, readonly = true})
end
-- do resign
ipa_resign(appdir, option.get("codesign_identity"), option.get("mobile_provision"), option.get("bundle_identifier"))
end
-- optimize apk
function _optimize_apk(apkfile)
local zipalign = _get_zipalign(apkfile)
if zipalign then
-- trace
cprint("${magenta}optimize %s", path.filename(apkfile))
-- do optimize
local tmpfile = os.tmpfile()
os.vrunv(zipalign, {"-f", "-v", "4", apkfile, tmpfile})
os.cp(tmpfile, apkfile)
os.tryrm(tmpfile)
end
end
-- do inject for apk program
function _inject_apk(inputfile, outputfile, libraries)
-- get zip
local zip = assert(find_tool("zip"), "zip not found!")
-- get the tmp directory
local tmpdir = path.join(os.tmpdir(inputfile), path.basename(inputfile) .. ".tmp")
local tmpapk = path.join(os.tmpdir(inputfile), path.basename(inputfile) .. ".apk")
os.tryrm(tmpdir)
os.tryrm(tmpapk)
-- trace
print("extract %s", path.filename(inputfile))
vprint(" -> %s", tmpdir)
-- extract apk
if not archive.extract(inputfile, tmpdir, {extension = ".zip"}) then
raise("extract failed!")
end
-- detect architecture
local arch
for _, library in ipairs(libraries) do
arch = os.isfile(library) and elf.detect_arch(library)
if arch then
break
end
end
arch = arch or "armeabi-v7a"
print("%s found!", arch)
-- remove META-INF
os.tryrm(path.join(tmpdir, "META-INF"))
local libdir = path.join(tmpdir, "lib", arch)
if not os.isdir(libdir) then
arch = "armeabi"
libdir = path.join(tmpdir, "lib", arch)
end
assert(os.isdir(libdir), "%s not found!", libdir)
-- inject libraries to 'lib/arch/*.so'
local libnames = {}
for _, library in ipairs(libraries) do
table.insert(libnames, path.filename(library))
end
for _, libfile in ipairs(os.files(path.join(libdir, (option.get("pattern") or "*") .. ".so"))) do
print("inject to %s/%s", path.filename(path.directory(libfile)), path.filename(libfile))
elf.add_libraries(libfile, libfile, libnames)
end
-- copy libraries to 'lib/arch/'
for _, library in ipairs(libraries) do
assert(os.isfile(library), "%s not found!", library)
print("install %s", path.filename(library))
os.cp(library, libdir)
end
-- archive apk
local zip_argv = {"-r"}
table.insert(zip_argv, tmpapk)
table.insert(zip_argv, ".")
os.cd(tmpdir)
os.vrunv(zip.program, zip_argv)
os.cd("-")
-- resign apk
_resign_apk(tmpapk, outputfile)
-- optimize apk
_optimize_apk(outputfile)
end
-- do inject for app program
function _inject_app(inputfile, outputfile, libraries)
-- check
assert(is_host("macosx"), "inject ipa only support for macOS!")
-- get .app directory
os.tryrm(outputfile)
os.cp(inputfile, outputfile)
local appdir = outputfile
-- @note remove code signature first
codesign.unsign(appdir)
-- get binary
local binaryfile
for _, filepath in ipairs(os.files(path.join(appdir, "**"))) do
local results = try { function () return os.iorunv("file", {filepath}) end}
if results and results:find("Mach-O", 1, true) then
binaryfile = filepath
break
end
end
assert(binaryfile, "image file not found!")
-- inject libraries to the image file
local libnames = {}
for _, library in ipairs(libraries) do
table.insert(libnames, "@loader_path/" .. path.filename(library))
end
print("inject to %s", path.filename(binaryfile))
macho.add_libraries(binaryfile, binaryfile, libnames)
-- resign app
_resign_app(appdir)
-- copy libraries to .app directory
for _, library in ipairs(libraries) do
assert(os.isfile(library), "%s not found!", library)
print("install %s", path.filename(library))
os.cp(library, path.directory(binaryfile))
end
end
-- do inject for ipa program
function _inject_ipa(inputfile, outputfile, libraries)
-- check
assert(is_host("macosx"), "inject ipa only support for macOS!")
-- get zip
local zip = assert(find_tool("zip"), "zip not found!")
-- get the tmp directory
local tmpdir = path.join(os.tmpdir(inputfile), path.basename(inputfile) .. ".tmp")
local tmpipa = path.join(os.tmpdir(inputfile), path.basename(inputfile) .. ".ipa")
os.tryrm(tmpdir)
os.tryrm(tmpipa)
-- trace
print("extract %s", path.filename(inputfile))
vprint(" -> %s", tmpdir)
-- extract ipa
if not archive.extract(inputfile, tmpdir, {extension = ".zip"}) then
raise("extract failed!")
end
-- get .app directory
local appdir = find_directory("Payload/*.app", tmpdir)
-- @note remove code signature first
codesign.unsign(appdir)
-- get binary
local binaryfile
for _, filepath in ipairs(os.files(path.join(appdir, "*"))) do
local results = try { function () return os.iorunv("file", {filepath}) end}
if results and results:find("Mach-O", 1, true) then
binaryfile = filepath
break
end
end
assert(binaryfile, "image file not found!")
-- inject libraries to the image file
local libnames = {}
for _, library in ipairs(libraries) do
table.insert(libnames, "@loader_path/" .. path.filename(library))
end
print("inject to %s", path.filename(binaryfile))
macho.add_libraries(binaryfile, binaryfile, libnames)
-- copy libraries to .app directory
for _, library in ipairs(libraries) do
assert(os.isfile(library), "%s not found!", library)
print("install %s", path.filename(library))
os.cp(library, path.directory(binaryfile))
end
-- resign app
_resign_app(appdir)
-- archive ipa
local zip_argv = {"-r"}
table.insert(zip_argv, outputfile)
table.insert(zip_argv, ".")
os.cd(tmpdir)
os.vrunv(zip.program, zip_argv)
end
-- do inject
function _inject(inputfile, outputfile, libraries)
if inputfile:endswith(".so") then
_inject_elf(inputfile, outputfile, libraries)
elseif inputfile:endswith(".dylib") then
_inject_macho(inputfile, outputfile, libraries)
elseif inputfile:endswith(".exe") then
_inject_pe(inputfile, outputfile, libraries)
elseif inputfile:endswith(".dll") then
_inject_pe(inputfile, outputfile, libraries)
elseif inputfile:endswith(".apk") then
_inject_apk(inputfile, outputfile, libraries)
elseif inputfile:endswith(".ipa") then
_inject_ipa(inputfile, outputfile, libraries)
elseif inputfile:endswith(".app") then
_inject_app(inputfile, outputfile, libraries)
else
local result = try {function () return os.iorunv("file", {inputfile}) end}
if result and result:find("ELF", 1, true) then
_inject_elf(inputfile, outputfile, libraries)
elseif result and result:find("Mach-O", 1, true) then
_inject_macho(inputfile, outputfile, libraries)
end
end
end
-- init options
function _init_options()
-- parse arguments
local argv = option.get("arguments") or {}
option.save()
local opts = option.parse(argv, options, "Statically inject dynamic library to the given program."
, ""
, "Usage: luject [options] libraries")
-- save options
for name, value in pairs(opts) do
option.set(name, value)
end
end
-- the main entry
function main ()
-- init options
_init_options()
-- show help
local help = option.get("help")
local inputfile = option.get("input")
local libraries = option.get("libraries")
if not inputfile or not libraries then
return help()
end
-- get input file
assert(os.exists(inputfile), "%s not found!", inputfile)
-- get output file
local outputfile = option.get("output")
if not outputfile then
outputfile = path.join(path.directory(inputfile), path.basename(inputfile) .. "_injected" .. path.extension(inputfile))
end
-- do inject
_inject(inputfile, outputfile, libraries)
-- trace
cprint("${bright green}inject ok!")
cprint("${yellow} -> ${clear bright}%s", outputfile)
end
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