build.modules.install_certifi

Complexity

Total Complexity

2

Size/Duplication

Total Lines	46
Duplicated Lines	0 %

Importance

Changes

0

1 Function

Rating	Name	Duplication	Size	Complexity
A	install_certifi()	0	23	2

# install_certifi.py
#
# sample script to install or update a set of default Root Certificates
# for the ssl module.  Uses the certificates provided by the certifi package:
#       https://pypi.org/project/certifi/

import os
import os.path
import ssl
import stat
import subprocess
import sys

STAT_0o775 = (stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR
              | stat.S_IRGRP | stat.S_IWGRP | stat.S_IXGRP
              | stat.S_IROTH | stat.S_IXOTH)


def install_certifi() -> None:
    openssl_dir, openssl_cafile = os.path.split(
        ssl.get_default_verify_paths().openssl_cafile)

    print(" -- pip install --upgrade certifi")
    subprocess.check_call([sys.executable,
                           "-E", "-s", "-m", "pip", "install", "--upgrade", "certifi"])

    import certifi

    # change working directory to the default SSL directory
    os.chdir(openssl_dir)
    relpath_to_certifi_cafile = os.path.relpath(certifi.where())
    print(" -- removing any existing file or link")
    try:
        os.remove(openssl_cafile)
    except FileNotFoundError:
        pass
    print(" -- creating symlink to certifi certificate bundle")
    os.symlink(relpath_to_certifi_cafile, openssl_cafile)
    print(" -- setting permissions")
    os.chmod(openssl_cafile, STAT_0o775)
    print(" -- update complete")


if __name__ == '__main__':
    install_certifi()