docker
先写 dockerfile
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| FROM ubuntu:22.04
RUN apt-get update && apt-get install -y \
git python3 python3-pip curl wget unzip clang cmake ninja-build \
build-essential pkg-config gnupg lsb-release vim gdb
ENV DEPOT_TOOLS=/opt/depot_tools
ENV PATH="$DEPOT_TOOLS:$PATH"
RUN git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git $DEPOT_TOOLS
WORKDIR /work
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构建
挂载
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| docker run -it \
-v ./V8:/work \
-w /work \
--name finder \
--hostname work \
v8 \
bash
|
构建V8
来到工作目录，拉取源码
debug 构建
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| cd v8
tools/dev/v8gen.py x64.debug
ninja -C out.gn/x64.debug -j2 d8
|
如果对电脑性能有信心，可以把 -j2 参数改成 -j4 或者直接去掉。
no_pc 构建
debug 还是太麻烦了，指针压缩也可以暂时关掉
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| cd v8
gn gen out/x64.release.no_pc --args='target_os = "linux"
target_cpu = "x64"
is_component_build = false
is_debug = false
v8_monolithic = true
v8_use_external_startup_data = false
symbol_level = 2
v8_enable_i18n_support= false
v8_enable_pointer_compression = false
v8_enable_backtrace = true
v8_enable_disassembler = true
v8_enable_object_print = true
v8_enable_verify_heap = true'
ninja -C out/x64.release.no_pc -j4 d8
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gdb 配置
修改 .gdbinit
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| echo "source /home/key/Work/Pwn/Knowledges/V8/v8/tools/gdbinit" >> ~/.gdbinit
echo "source /home/key/Work/Pwn/Knowledges/V8/v8/tools/gdb-v8-support.py" >> ~/.gdbinit
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