130 lines
4.2 KiB
Python
130 lines
4.2 KiB
Python
"""Legacy installation process, i.e. `setup.py install`.
|
|
"""
|
|
|
|
import logging
|
|
import os
|
|
import sys
|
|
from distutils.util import change_root
|
|
|
|
from pip._internal.exceptions import InstallationError
|
|
from pip._internal.utils.logging import indent_log
|
|
from pip._internal.utils.misc import ensure_dir
|
|
from pip._internal.utils.setuptools_build import make_setuptools_install_args
|
|
from pip._internal.utils.subprocess import runner_with_spinner_message
|
|
from pip._internal.utils.temp_dir import TempDirectory
|
|
from pip._internal.utils.typing import MYPY_CHECK_RUNNING
|
|
|
|
if MYPY_CHECK_RUNNING:
|
|
from typing import List, Optional, Sequence
|
|
|
|
from pip._internal.build_env import BuildEnvironment
|
|
from pip._internal.models.scheme import Scheme
|
|
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class LegacyInstallFailure(Exception):
|
|
def __init__(self):
|
|
# type: () -> None
|
|
self.parent = sys.exc_info()
|
|
|
|
|
|
def install(
|
|
install_options, # type: List[str]
|
|
global_options, # type: Sequence[str]
|
|
root, # type: Optional[str]
|
|
home, # type: Optional[str]
|
|
prefix, # type: Optional[str]
|
|
use_user_site, # type: bool
|
|
pycompile, # type: bool
|
|
scheme, # type: Scheme
|
|
setup_py_path, # type: str
|
|
isolated, # type: bool
|
|
req_name, # type: str
|
|
build_env, # type: BuildEnvironment
|
|
unpacked_source_directory, # type: str
|
|
req_description, # type: str
|
|
):
|
|
# type: (...) -> bool
|
|
|
|
header_dir = scheme.headers
|
|
|
|
with TempDirectory(kind="record") as temp_dir:
|
|
try:
|
|
record_filename = os.path.join(temp_dir.path, 'install-record.txt')
|
|
install_args = make_setuptools_install_args(
|
|
setup_py_path,
|
|
global_options=global_options,
|
|
install_options=install_options,
|
|
record_filename=record_filename,
|
|
root=root,
|
|
prefix=prefix,
|
|
header_dir=header_dir,
|
|
home=home,
|
|
use_user_site=use_user_site,
|
|
no_user_config=isolated,
|
|
pycompile=pycompile,
|
|
)
|
|
|
|
runner = runner_with_spinner_message(
|
|
"Running setup.py install for {}".format(req_name)
|
|
)
|
|
with indent_log(), build_env:
|
|
runner(
|
|
cmd=install_args,
|
|
cwd=unpacked_source_directory,
|
|
)
|
|
|
|
if not os.path.exists(record_filename):
|
|
logger.debug('Record file %s not found', record_filename)
|
|
# Signal to the caller that we didn't install the new package
|
|
return False
|
|
|
|
except Exception:
|
|
# Signal to the caller that we didn't install the new package
|
|
raise LegacyInstallFailure
|
|
|
|
# At this point, we have successfully installed the requirement.
|
|
|
|
# We intentionally do not use any encoding to read the file because
|
|
# setuptools writes the file using distutils.file_util.write_file,
|
|
# which does not specify an encoding.
|
|
with open(record_filename) as f:
|
|
record_lines = f.read().splitlines()
|
|
|
|
def prepend_root(path):
|
|
# type: (str) -> str
|
|
if root is None or not os.path.isabs(path):
|
|
return path
|
|
else:
|
|
return change_root(root, path)
|
|
|
|
for line in record_lines:
|
|
directory = os.path.dirname(line)
|
|
if directory.endswith('.egg-info'):
|
|
egg_info_dir = prepend_root(directory)
|
|
break
|
|
else:
|
|
message = (
|
|
"{} did not indicate that it installed an "
|
|
".egg-info directory. Only setup.py projects "
|
|
"generating .egg-info directories are supported."
|
|
).format(req_description)
|
|
raise InstallationError(message)
|
|
|
|
new_lines = []
|
|
for line in record_lines:
|
|
filename = line.strip()
|
|
if os.path.isdir(filename):
|
|
filename += os.path.sep
|
|
new_lines.append(
|
|
os.path.relpath(prepend_root(filename), egg_info_dir)
|
|
)
|
|
new_lines.sort()
|
|
ensure_dir(egg_info_dir)
|
|
inst_files_path = os.path.join(egg_info_dir, 'installed-files.txt')
|
|
with open(inst_files_path, 'w') as f:
|
|
f.write('\n'.join(new_lines) + '\n')
|
|
|
|
return True
|