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add WARC downloading

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This commit is contained in:
Nick Sweeting 2019-01-11 07:02:49 -05:00
parent 329b06ec5a
commit e8808b0a1f
2 changed files with 53 additions and 0 deletions
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52
archivebox/archive_methods.py
View file

@ -17,6 +17,7 @@ from config import (
FETCH_PDF,
FETCH_SCREENSHOT,
FETCH_DOM,
FETCH_WARC,
FETCH_GIT,
FETCH_MEDIA,
RESOLUTION,
@ -106,6 +107,9 @@ def archive_link(link_dir, link, overwrite=True):
if FETCH_DOM:
link = fetch_dom(link_dir, link, overwrite=overwrite)
if FETCH_WARC:
link = fetch_warc(link_dir, link, overwrite=overwrite)
if SUBMIT_ARCHIVE_DOT_ORG:
link = archive_dot_org(link_dir, link, overwrite=overwrite)
@ -495,6 +499,7 @@ def fetch_media(link_dir, link, timeout=MEDIA_TIMEOUT, overwrite=False):
'output': output,
}
@attach_result_to_link('git')
def fetch_git(link_dir, link, timeout=TIMEOUT):
"""download full site using git"""
@ -530,6 +535,53 @@ def fetch_git(link_dir, link, timeout=TIMEOUT):
}
@attach_result_to_link('warc')
def fetch_warc(link_dir, link, timeout=TIMEOUT):
"""download full site using wget's warc saving feature"""
output = os.path.join(link_dir, 'warc')
if os.path.exists(output) and os.listdir(output):
return {'output': 'warc', 'status': 'skipped'}
os.makedirs(output, exist_ok=True)
CMD = [
'wget',
'--warc-file={}'.format(int(datetime.now().timestamp())),
*(('--user-agent={}'.format(WGET_USER_AGENT),) if WGET_USER_AGENT else ()),
*((() if CHECK_SSL_VALIDITY else ('--no-check-certificate',))),
link['url'],
]
end = progress(timeout, prefix=' ')
try:
result = run(CMD, stdout=PIPE, stderr=PIPE, cwd=output, timeout=timeout + 1) # warc/at-00000.warc.gz
end()
# Check for common failure cases
if result.returncode > 0:
print(' got wget response code {}:'.format(result.returncode))
if result.returncode != 8:
print('\n'.join(' ' + line for line in (result.stderr or result.stdout).decode().rsplit('\n', 10)[-10:] if line.strip()))
if b'403: Forbidden' in result.stderr:
raise Exception('403 Forbidden (try changing WGET_USER_AGENT)')
if b'404: Not Found' in result.stderr:
raise Exception('404 Not Found')
if b'ERROR 500: Internal Server Error' in result.stderr:
raise Exception('500 Internal Server Error')
if result.returncode == 4:
raise Exception('Failed warc download')
except Exception as e:
end()
print(' Run to see full output:', 'cd {}; {}'.format(link_dir, ' '.join(CMD)))
print(' {}Failed: {} {}{}'.format(ANSI['red'], e.__class__.__name__, e, ANSI['reset']))
output = e
return {
'cmd': CMD,
'output': output,
}
def chrome_headless(binary=CHROME_BINARY, user_data_dir=CHROME_USER_DATA_DIR):
args = [binary, '--headless'] # '--disable-gpu'
if not CHROME_SANDBOX:

1
archivebox/config.py
View file

@ -21,6 +21,7 @@ FETCH_VIDEO = os.getenv('FETCH_VIDEO', 'False'
FETCH_PDF = os.getenv('FETCH_PDF', 'True' ).lower() == 'true'
FETCH_SCREENSHOT = os.getenv('FETCH_SCREENSHOT', 'True' ).lower() == 'true'
FETCH_DOM = os.getenv('FETCH_DOM', 'True' ).lower() == 'true'
FETCH_WARC = os.getenv('FETCH_WARC', 'True' ).lower() == 'true'
FETCH_GIT = os.getenv('FETCH_GIT', 'True' ).lower() == 'true'
FETCH_MEDIA = os.getenv('FETCH_MEDIA', 'False' ).lower() == 'true'
FETCH_FAVICON = os.getenv('FETCH_FAVICON', 'True' ).lower() == 'true'