init_env.sh

#!/usr/bin/env bash

# /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/gojue/ecapture/master/builder/init_env.sh)"

# 环境检测
release_num=$(lsb_release -r --short)
if [ $? -ne 0 ]; then
  echo "command not found, supported ubuntu only."
  exit
fi

CLANG_NUM=12
# shellcheck disable=SC2209
MAKE_ECAPTURE=make
if [ ${release_num} == "20.04" ]; then
  CLANG_NUM=9
  MAKE_ECAPTURE="make nocore"
  elif [ ${release_num} == "20.10" ]; then
  CLANG_NUM=10
  MAKE_ECAPTURE="make nocore"
  elif [ ${release_num} == "21.04" ]; then
  CLANG_NUM=11
  elif [ ${release_num} == "21.10" ]; then
  CLANG_NUM=12
  elif [ ${release_num} == "22.04" ]; then
  CLANG_NUM=12
  elif [ ${release_num} == "22.10" ]; then
  CLANG_NUM=12
  elif [ ${release_num} == "23.04" ];then
  CLANG_NUM=15
  else
    echo "unsupported release version ${release_num}" && exit
fi

echo "CLANG_NUM=${CLANG_NUM}"

UNAME_M=`uname -m`
ARCH="amd64"
if [[ ${UNAME_M} =~ "x86_64" ]];then
  ARCH="amd64"
  elif [[ ${UNAME_M} =~ "aarch64" ]]; then
    ARCH="arm64"
  else
    echo "unsupported arch ${UNAME_M}";
fi

GOBIN_ZIP="go1.21.0.linux-${ARCH}.tar.gz"
echo "GOBIN_ZIP:${GOBIN_ZIP}"


cd ~

uname -a
sudo apt-get update
kernel_ver=`uname -r | cut -d'-' -f 1`
# 环境安装
sudo apt-get install --yes build-essential pkgconf libelf-dev llvm-${CLANG_NUM} clang-${CLANG_NUM} linux-tools-common linux-tools-generic gcc-aarch64-linux-gnu libssl-dev flex bison linux-source-${kernel_ver}
for tool in "clang" "llc" "llvm-strip"
do
  sudo rm -f /usr/bin/$tool
  sudo ln -s /usr/bin/$tool-${CLANG_NUM} /usr/bin/$tool
done

cd /usr/src
sudo tar -xf linux-source-${kernel_ver}.tar.bz2
cd /usr/src/linux-source-${kernel_ver}
test -f .config || yes "" | sudo make oldconfig
yes "" | sudo make ARCH=${ARCH} CROSS_COMPILE=aarch64-linux-gnu- prepare V=0 > /dev/null
yes "" | sudo make prepare V=0 > /dev/null
ls -al /usr/src/linux-source-${kernel_ver}

clang --version
cd ~
# 安装golang，设置goproxy
wget https://golang.google.cn/dl/${GOBIN_ZIP}
sudo rm -rf /usr/local/go && sudo tar -C /usr/local -xzf ${GOBIN_ZIP}
export PATH=/usr/local/go/bin:$PATH
export GOPROXY=https://goproxy.cn

# clone 源码
git clone https://github.com/gojue/ecapture.git
cd ./ecapture || exit
${MAKE_ECAPTURE}