Merge branch 'review-logging-levels'

This commit is contained in:
Thomas Waldmann 2015-10-28 02:02:33 +01:00
commit 5992d4be58
4 changed files with 65 additions and 51 deletions

View File

@ -37,8 +37,9 @@ has_lchflags = hasattr(os, 'lchflags')
class Archiver:
def __init__(self):
def __init__(self, verbose=False):
self.exit_code = EXIT_SUCCESS
self.verbose = verbose
def open_repository(self, location, create=False, exclusive=False):
if location.proto == 'ssh':
@ -50,15 +51,21 @@ class Archiver:
def print_error(self, msg, *args):
msg = args and msg % args or msg
self.exit_code = EXIT_WARNING # we do not terminate here, so it is a warning
logger.error('borg: ' + msg)
self.exit_code = EXIT_ERROR
logger.error(msg)
def print_verbose(self, msg, *args, **kw):
def print_warning(self, msg, *args):
msg = args and msg % args or msg
logger.info(msg)
self.exit_code = EXIT_WARNING # we do not terminate here, so it is a warning
logger.warning(msg)
def print_info(self, msg, *args):
if self.verbose:
msg = args and msg % args or msg
logger.info(msg)
def print_status(self, status, path):
logger.info("%1s %s", status, remove_surrogates(path))
self.print_info("%1s %s", status, remove_surrogates(path))
def do_serve(self, args):
"""Start in server mode. This command is usually not used manually.
@ -82,14 +89,14 @@ class Archiver:
repository = self.open_repository(args.repository, exclusive=args.repair)
if args.repair:
while not os.environ.get('BORG_CHECK_I_KNOW_WHAT_I_AM_DOING'):
self.print_error("""Warning: 'check --repair' is an experimental feature that might result
self.print_warning("""'check --repair' is an experimental feature that might result
in data loss.
Type "Yes I am sure" if you understand this and want to continue.\n""")
if input('Do you want to continue? ') == 'Yes I am sure':
break
if not args.archives_only:
logger.warning('Starting repository check...')
logger.info('Starting repository check...')
if repository.check(repair=args.repair):
logger.info('Repository check complete, no problems found.')
else:
@ -144,7 +151,8 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
try:
status = archive.process_stdin(path, cache)
except IOError as e:
self.print_error('%s: %s', path, e)
status = 'E'
self.print_warning('%s: %s', path, e)
else:
status = '-'
self.print_status(status, path)
@ -154,7 +162,7 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
try:
restrict_dev = os.lstat(path).st_dev
except OSError as e:
self.print_error('%s: %s', path, e)
self.print_warning('%s: %s', path, e)
continue
else:
restrict_dev = None
@ -181,7 +189,7 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
try:
st = os.lstat(path)
except OSError as e:
self.print_error('%s: %s', path, e)
self.print_warning('%s: %s', path, e)
return
if (st.st_ino, st.st_dev) in skip_inodes:
return
@ -198,7 +206,8 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
try:
status = archive.process_file(path, st, cache)
except IOError as e:
self.print_error('%s: %s', path, e)
status = 'E'
self.print_warning('%s: %s', path, e)
elif stat.S_ISDIR(st.st_mode):
if exclude_caches and is_cachedir(path):
return
@ -207,7 +216,8 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
try:
entries = os.listdir(path)
except OSError as e:
self.print_error('%s: %s', path, e)
status = 'E'
self.print_warning('%s: %s', path, e)
else:
for filename in sorted(entries):
entry_path = os.path.normpath(os.path.join(path, filename))
@ -227,7 +237,7 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
# Ignore unix sockets
return
else:
self.print_error('Unknown file type: %s', path)
self.print_warning('Unknown file type: %s', path)
return
# Status output
# A lowercase character means a file type other than a regular file,
@ -270,7 +280,7 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
if not args.dry_run:
while dirs and not item[b'path'].startswith(dirs[-1][b'path']):
archive.extract_item(dirs.pop(-1), stdout=stdout)
self.print_verbose(remove_surrogates(orig_path))
self.print_info(remove_surrogates(orig_path))
try:
if dry_run:
archive.extract_item(item, dry_run=True)
@ -281,14 +291,14 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
else:
archive.extract_item(item, stdout=stdout, sparse=sparse)
except IOError as e:
self.print_error('%s: %s', remove_surrogates(orig_path), e)
self.print_warning('%s: %s', remove_surrogates(orig_path), e)
if not args.dry_run:
while dirs:
archive.extract_item(dirs.pop(-1))
for pattern in (patterns or []):
if isinstance(pattern, IncludePattern) and pattern.match_count == 0:
self.print_error("Warning: Include pattern '%s' never matched.", pattern)
self.print_warning("Include pattern '%s' never matched.", pattern)
return self.exit_code
def do_rename(self, args):
@ -340,7 +350,7 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
try:
from .fuse import FuseOperations
except ImportError as e:
self.print_error('loading fuse support failed [ImportError: %s]' % str(e))
self.print_error('Loading fuse support failed [ImportError: %s]' % str(e))
return self.exit_code
if not os.path.isdir(args.mountpoint) or not os.access(args.mountpoint, os.R_OK | os.W_OK | os.X_OK):
@ -355,7 +365,7 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
else:
archive = None
operations = FuseOperations(key, repository, manifest, archive)
self.print_verbose("Mounting filesystem")
self.print_info("Mounting filesystem")
try:
operations.mount(args.mountpoint, args.options, args.foreground)
except RuntimeError:
@ -435,7 +445,7 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
if args.hourly + args.daily + args.weekly + args.monthly + args.yearly == 0 and args.within is None:
self.print_error('At least one of the "within", "keep-hourly", "keep-daily", "keep-weekly", '
'"keep-monthly" or "keep-yearly" settings must be specified')
return EXIT_ERROR
return self.exit_code
if args.prefix:
archives = [archive for archive in archives if archive.name.startswith(args.prefix)]
keep = []
@ -456,12 +466,12 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
to_delete = [a for a in archives if a not in keep]
stats = Statistics()
for archive in keep:
self.print_verbose('Keeping archive: %s' % format_archive(archive))
self.print_info('Keeping archive: %s' % format_archive(archive))
for archive in to_delete:
if args.dry_run:
self.print_verbose('Would prune: %s' % format_archive(archive))
self.print_info('Would prune: %s' % format_archive(archive))
else:
self.print_verbose('Pruning archive: %s' % format_archive(archive))
self.print_info('Pruning archive: %s' % format_archive(archive))
Archive(repository, key, manifest, archive.name, cache).delete(stats)
if to_delete and not args.dry_run:
manifest.write()
@ -559,8 +569,8 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
def build_parser(self, args=None, prog=None):
common_parser = argparse.ArgumentParser(add_help=False, prog=prog)
common_parser.add_argument('-v', '--verbose', dest='verbose', action='count',
help='verbose output, defaults to warnings only')
common_parser.add_argument('-v', '--verbose', dest='verbose', action='store_true', default=False,
help='verbose output')
common_parser.add_argument('--no-files-cache', dest='cache_files', action='store_false',
help='do not load/update the file metadata cache used to detect unchanged files')
common_parser.add_argument('--umask', dest='umask', type=lambda s: int(s, 8), default=RemoteRepository.umask, metavar='M',
@ -999,7 +1009,8 @@ Type "Yes I am sure" if you understand this and want to continue.\n""")
parser = self.build_parser(args)
args = parser.parse_args(args or ['-h'])
setup_logging(args)
self.verbose = args.verbose
setup_logging()
os.umask(args.umask)
RemoteRepository.remote_path = args.remote_path
RemoteRepository.umask = args.umask
@ -1018,7 +1029,7 @@ def sig_info_handler(signum, stack): # pragma: no cover
total = loc['st'].st_size
except Exception:
pos, total = 0, 0
logger.warning("{0} {1}/{2}".format(path, format_file_size(pos), format_file_size(total)))
logger.info("{0} {1}/{2}".format(path, format_file_size(pos), format_file_size(total)))
break
if func in ('extract_item', ): # extract op
path = loc['item'][b'path']
@ -1026,7 +1037,7 @@ def sig_info_handler(signum, stack): # pragma: no cover
pos = loc['fd'].tell()
except Exception:
pos = 0
logger.warning("{0} {1}/???".format(path, format_file_size(pos)))
logger.info("{0} {1}/???".format(path, format_file_size(pos)))
break
@ -1072,7 +1083,8 @@ def main(): # pragma: no cover
elif exit_code == EXIT_ERROR:
logger.error(exit_msg % ('error', exit_code))
else:
logger.error(exit_msg % ('abnormal', exit_code))
# if you see 666 in output, it usually means exit_code was None
logger.error(exit_msg % ('abnormal', exit_code or 666))
sys.exit(exit_code)

View File

@ -10,9 +10,9 @@ The way to use this is as follows:
* then each module uses logger.info/warning/debug/etc according to the
level it believes is appropriate:
logger.debug('some intricate details you usually do not care about')
logger.info('verbose progress information')
logger.warning('some non-error condition that must always be reported')
logger.debug('debugging info for developers or power users')
logger.info('normal, informational output')
logger.warning('warn about a non-fatal error or sth else')
logger.error('a fatal error')
... and so on. see the `logging documentation
@ -26,9 +26,8 @@ The way to use this is as follows:
stream it is using, unfortunately. we assume that it won't clutter
stdout, because interaction would be broken then anyways
* advanced verbosity filters, based on what i described in
https://github.com/borgbackup/borg/pull/233#issuecomment-145100222
may eventually be implemented
* what is output on INFO level is additionally controlled by commandline
flags
"""
import inspect
@ -36,11 +35,11 @@ import logging
import sys
def setup_logging(args, stream=None):
def setup_logging(stream=None):
"""setup logging module according to the arguments provided
this sets up a stream handler logger on stderr (by default, if no
stream is provided) and verbosity levels.
stream is provided).
"""
logging.raiseExceptions = False
l = logging.getLogger('')
@ -50,13 +49,8 @@ def setup_logging(args, stream=None):
# example:
# sh.setFormatter(logging.Formatter('%(name)s: %(message)s'))
l.addHandler(sh)
levels = {None: logging.WARNING,
0: logging.WARNING,
1: logging.INFO,
2: logging.DEBUG}
# default to WARNING, -v goes to INFO and -vv to DEBUG
l.setLevel(levels[args.verbose])
return sh,
l.setLevel(logging.INFO)
return sh
def find_parent_module():

View File

@ -282,9 +282,20 @@ class ArchiverTestCase(ArchiverTestCaseBase):
shutil.rmtree(self.cache_path)
with environment_variable(BORG_UNKNOWN_UNENCRYPTED_REPO_ACCESS_IS_OK='1'):
info_output2 = self.cmd('info', self.repository_location + '::test')
# info_output2 starts with some "initializing cache" text but should
# end the same way as info_output
assert info_output2.endswith(info_output)
def filter(output):
# filter for interesting "info" output, ignore cache rebuilding related stuff
prefixes = ['Name:', 'Fingerprint:', 'Number of files:', 'This archive:',
'All archives:', 'Chunk index:', ]
result = []
for line in output.splitlines():
for prefix in prefixes:
if line.startswith(prefix):
result.append(line)
return '\n'.join(result)
# the interesting parts of info_output2 and info_output should be same
self.assert_equal(filter(info_output), filter(info_output2))
def test_atime(self):
have_root = self.create_test_files()

View File

@ -11,10 +11,7 @@ logger = create_logger()
@pytest.fixture()
def io_logger():
io = StringIO()
args = Mock()
args.verbose = 2
assert args.verbose == 2
handler, = setup_logging(args, io)
handler = setup_logging(io)
handler.setFormatter(logging.Formatter('%(name)s: %(message)s'))
logger.setLevel(logging.DEBUG)
return io