ArchiveBox/archivebox/extractors/git.py

90 lines
2.2 KiB
Python

__package__ = 'archivebox.extractors'
from pathlib import Path
from typing import Optional
from ..index.schema import Link, ArchiveResult, ArchiveOutput, ArchiveError
from ..system import run, chmod_file
from ..util import (
enforce_types,
is_static_file,
domain,
extension,
without_query,
without_fragment,
)
from ..config import (
TIMEOUT,
SAVE_GIT,
GIT_BINARY,
GIT_ARGS,
GIT_VERSION,
GIT_DOMAINS,
CHECK_SSL_VALIDITY
)
from ..logging_util import TimedProgress
@enforce_types
def should_save_git(link: Link, out_dir: Optional[Path]=None, overwrite: Optional[bool]=False) -> bool:
if is_static_file(link.url):
return False
out_dir = out_dir or Path(link.link_dir)
if not overwrite and (out_dir / 'git').exists():
return False
is_clonable_url = (
(domain(link.url) in GIT_DOMAINS)
or (extension(link.url) == 'git')
)
if not is_clonable_url:
return False
return SAVE_GIT
@enforce_types
def save_git(link: Link, out_dir: Optional[Path]=None, timeout: int=TIMEOUT) -> ArchiveResult:
"""download full site using git"""
out_dir = out_dir or Path(link.link_dir)
output: ArchiveOutput = 'git'
output_path = out_dir / output
output_path.mkdir(exist_ok=True)
cmd = [
GIT_BINARY,
'clone',
*GIT_ARGS,
*([] if CHECK_SSL_VALIDITY else ['-c', 'http.sslVerify=false']),
without_query(without_fragment(link.url)),
]
status = 'succeeded'
timer = TimedProgress(timeout, prefix=' ')
try:
result = run(cmd, cwd=str(output_path), timeout=timeout + 1)
if result.returncode == 128:
# ignore failed re-download when the folder already exists
pass
elif result.returncode > 0:
hints = 'Got git response code: {}.'.format(result.returncode)
raise ArchiveError('Failed to save git clone', hints)
chmod_file(output, cwd=str(out_dir))
except Exception as err:
status = 'failed'
output = err
finally:
timer.end()
return ArchiveResult(
cmd=cmd,
pwd=str(out_dir),
cmd_version=GIT_VERSION,
output=output,
status=status,
**timer.stats,
)