build.py

#!/usr/bin/env python3
# coding=utf-8
import os
import sys
import io
import platform
import subprocess
import json

# os.system("chcp 65001")
sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf8')


def system(command):
    retcode = os.system(command)
    if retcode != 0:
        raise Exception("Error while executing:\n\t %s" % command)


def get_git_tag() -> str:
    """得到当前git的tag文本"""
    # stream = os.popen('git tag --sort=-version:refname | head -n1')
    # gitTag = stream.read()
    # return gitTag.strip()
    # if platform.system() == "Windows":
    #     cmd = 'git tag --sort=-version:refname | Select -First 1'
    # 这个subprocess.Popen不能支持上面的句子
    process = subprocess.Popen('git tag --sort=-version:refname', shell=True,
                               stdout=subprocess.PIPE,
                               stderr=subprocess.PIPE, encoding="utf-8")
    stdout, stderr = process.communicate()
    if stderr:
        print("get_git_tag():Error "+stderr)
    if stdout.strip():
        return stdout.strip().split()[0]
    print("git获取tag失败!")
    return ""


if __name__ == "__main__":
    print(sys.version)
    # 删除原先安装的库,它会影响构建
    system('conan remove xuexuejson -f')

    params = " ".join(sys.argv[1:])
    gitTag = get_git_tag()
    print("当前git的tag是:" + gitTag)
    sys.stdout.flush()

    pydir = os.path.split(os.path.realpath(__file__))[0]
    tempDir = pydir+os.sep+"temp"
    archivedir = tempDir+os.sep+"archive"+os.sep+"xuexuejson"

    # 实际上python设置的环境变量没有办法传递到CI那里
    os.environ['CUR_GIT_TAG'] = gitTag
    print("尝试设置环境变量,当前CUR_GIT_TAG环境变量是:" + os.environ['CUR_GIT_TAG'])
    # 设置环境变量，CONAN_REVISIONS_ENABLED
    os.environ['CONAN_REVISIONS_ENABLED'] = '1'
    # 设置环境变量，拷贝ARCHIVE的文件夹目录
    os.environ['CONAN_ARCHIVE_PATH'] = archivedir
    print('尝试设置环境变量,设置archivedir:', os.environ['CONAN_ARCHIVE_PATH'])

    # 递归创建一下文件夹
    os.makedirs(archivedir, exist_ok=True)

    # 保存环境变量到json
    env_dist = {}
    for key in os.environ:
        env_dist[key] = os.environ[key]
    jsonstr = json.dumps(env_dist)
    open(tempDir+os.sep+'env.json', 'w').write(jsonstr)
    if gitTag:
        open(tempDir+os.sep+'CUR_GIT_TAG', 'w').write(gitTag)

    print("当前平台是:"+platform.system())
    sys.stdout.flush()
    if platform.system() == "Windows":
        cmd = 'conan create . daixian/stable -s compiler.version=15 -s compiler.runtime=MD \
-s arch=x86_64 -s build_type=Release --build missing %s' % params
        system(cmd)
    elif platform.system() == "Linux":
        # 使用gcc7
        os.environ['CC'] = '/usr/bin/gcc-7'
        os.environ['CXX'] = '/usr/bin/g++-7'
        system('conan create . daixian/stable -s compiler.version=7.5 -s arch=x86_64 \
        -s build_type=Release --build missing')
    else:
        pass