mirror of
https://github.com/ArchiveBox/ArchiveBox
synced 2024-11-23 20:53:09 +00:00
69 lines
1.8 KiB
Python
69 lines
1.8 KiB
Python
__package__ = 'archivebox.extractors'
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from pathlib import Path
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from typing import Optional
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from ..index.schema import Link, ArchiveResult, ArchiveOutput
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from ..system import atomic_write
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from ..util import (
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enforce_types,
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get_headers,
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)
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from ..config import (
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TIMEOUT,
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CURL_BINARY,
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CURL_ARGS,
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CURL_USER_AGENT,
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CURL_VERSION,
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CHECK_SSL_VALIDITY,
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SAVE_HEADERS
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)
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from ..logging_util import TimedProgress
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@enforce_types
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def should_save_headers(link: Link, out_dir: Optional[str]=None) -> bool:
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out_dir = out_dir or link.link_dir
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output = Path(out_dir or link.link_dir) / 'headers.json'
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return not output.exists() and SAVE_HEADERS
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@enforce_types
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def save_headers(link: Link, out_dir: Optional[str]=None, timeout: int=TIMEOUT) -> ArchiveResult:
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"""Download site headers"""
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out_dir = Path(out_dir or link.link_dir)
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output_folder = out_dir.absolute()
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output: ArchiveOutput = 'headers.json'
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status = 'succeeded'
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timer = TimedProgress(timeout, prefix=' ')
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cmd = [
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CURL_BINARY,
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*CURL_ARGS,
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'--head',
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'--max-time', str(timeout),
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*(['--user-agent', '{}'.format(CURL_USER_AGENT)] if CURL_USER_AGENT else []),
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*([] if CHECK_SSL_VALIDITY else ['--insecure']),
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link.url,
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]
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try:
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json_headers = get_headers(link.url, timeout=timeout)
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output_folder.mkdir(exist_ok=True)
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atomic_write(str(output_folder / "headers.json"), json_headers)
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except (Exception, OSError) as err:
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status = 'failed'
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output = err
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finally:
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timer.end()
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return ArchiveResult(
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cmd=cmd,
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pwd=str(out_dir),
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cmd_version=CURL_VERSION,
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output=output,
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status=status,
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**timer.stats,
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)
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