本文整理汇总了Python中Tardis.Util.shortPath方法的典型用法代码示例。如果您正苦于以下问题：Python Util.shortPath方法的具体用法？Python Util.shortPath怎么用？Python Util.shortPath使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Tardis.Util的用法示例。
在下文中一共展示了Util.shortPath方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: main
# 需要导入模块: from Tardis import Util [as 别名]
# 或者: from Tardis.Util import shortPath [as 别名]
#.........这里部分代码省略.........
output = open(outname, "wb")
elif outputdir:
outname = os.path.join(outputdir, ckname)
if os.path.exists(outname) and owMode == OW_NEVER:
logger.warning("File %s exists. Skipping", outname)
continue
logger.debug("Writing output to %s", outname)
output = open(outname, "wb")
elif outname:
# Note, this should ONLY be true if only one file
if os.path.exists(outname) and owMode == OW_NEVER:
logger.warning("File %s exists. Skipping", outname)
continue
output = file(outname, "wb")
try:
x = f.read(64 * 1024)
while x:
output.write(x)
if hasher:
hasher.update(x)
x = f.read(64 * 1024)
except Exception as e:
logger.error("Unable to read file: {}: {}".format(i, repr(e)))
raise
finally:
f.close()
if output is not sys.stdout.buffer:
output.close()
if args.auth:
logger.debug("Checking authentication")
outname = doAuthenticate(outname, i, hasher.hexdigest())
except TardisDB.AuthenticationException as e:
logger.error("Authentication failed. Bad password")
#if args.exceptions:
#logger.exception(e)
sys.exit(1)
except Exception as e:
logger.error("Could not recover: %s: %s", i, e)
if args.exceptions:
logger.exception(e)
retcode += 1
else: # Not checksum, but acutal pathnames
for i in args.files:
try:
i = os.path.abspath(i)
logger.info("Processing %s", Util.shortPath(i))
path = None
f = None
if args.last:
(bset, path, name) = findLastPath(i, args.reduce)
if bset is None:
logger.error("Unable to find a latest version of %s", i)
raise Exception("Unable to find a latest version of " + i)
logger.info("Found %s in backup set %s", i, name)
elif args.reduce:
path = Util.reducePath(tardis, bset, i, args.reduce, crypt)
logger.debug("Reduced path %s to %s", path, i)
if not path:
logger.error("Unable to find a compute path for %s", i)
raise Exception("Unable to compute path for " + i)
else:
path = i
if args.crypt and crypt:
actualPath = crypt.encryptPath(path)
else:
actualPath = path
logger.debug("Actual path is %s -- %s", actualPath, bset)
info = tardis.getFileInfoByPath(actualPath, bset)
if info:
retcode += recoverObject(r, info, bset, outputdir, path, linkDB, name=outname, authenticate=args.auth)
else:
logger.error("Could not recover info for %s (File not found)", i)
retcode += 1
except TardisDB.AuthenticationException as e:
logger.error("Authentication failed. Bad password")
#if args.exceptions:
#logger.exception(e)
sys.exit(1)
except Exception as e:
logger.error("Could not recover: %s: %s", i, e)
if args.exceptions:
logger.exception(e)
except KeyboardInterrupt:
logger.error("Recovery interupted")
except TardisDB.AuthenticationException as e:
logger.error("Authentication failed. Bad password")
if args.exceptions:
logger.exception(e)
except Exception as e:
logger.error("Regeneration failed: %s", e)
if args.exceptions:
logger.exception(e)
if errors:
logger.warning("%d files could not be recovered.")
return retcode示例2: recoverObject
# 需要导入模块: from Tardis import Util [as 别名]
# 或者: from Tardis.Util import shortPath [as 别名]
def recoverObject(regenerator, info, bset, outputdir, path, linkDB, name=None, authenticate=True):
"""
Main recovery routine. Recover an object, based on the info object, and put it in outputdir.
"""
retCode = 0
outname = None
skip = False
hasher = None
try:
if info:
realname = info['name']
if args.crypt and crypt:
realname = crypt.decryptFilename(realname)
if name:
# This should only happen only one file specified.
outname = name
elif outputdir:
outname = os.path.abspath(os.path.join(outputdir, realname))
if outname and not checkOverwrite(outname, info):
skip = True
try:
logger.warning("Skipping existing file: %s %s", Util.shortPath(path), notSame(path, outname, '(' + Util.shortPath(outname) + ')'))
except Exception:
pass
# First, determine if we're in a linking situation
if linkDB is not None and info['nlinks'] > 1 and not info['dir']:
key = (info['inode'], info['device'])
if key in linkDB:
logger.info("Linking %s to %s", outname, linkDB[key])
os.link(linkDB[key], outname)
skip = True
else:
linkDB[key] = outname
# If it's a directory, create the directory, and recursively process it
if info['dir']:
if not outname:
#logger.error("Cannot regenerate directory %s without outputdir specified", path)
raise Exception("Cannot regenerate directory %s without outputdir specified" % (path))
try:
logger.info("Processing directory %s", Util.shortPath(path))
except Exception:
pass
contents = list(tardis.readDirectory((info['inode'], info['device']), bset))
# Make sure an output directory is specified (really only useful at the top level)
if not os.path.exists(outname):
os.mkdir(outname)
dirInode = (info['inode'], info['device'])
# For each file in the directory, regenerate it.
for i in contents:
name = i['name']
# Get the Info
childInfo = tardis.getFileInfoByName(name, dirInode, bset)
# Decrypt filename, and make it UTF-8.
if args.crypt and crypt:
name = crypt.decryptFilename(name)
else:
name = name
# Recurse into the child, if it exists.
if childInfo:
try:
if args.recurse or not childInfo['dir']:
recoverObject(regenerator, childInfo, bset, outname, os.path.join(path, name), linkDB, authenticate=authenticate)
except Exception as e:
logger.error("Could not recover %s in %s", name, path)
if args.exceptions:
logger.exception(e)
else:
retCode += 1
elif not skip:
myname = outname if outname else "stdout"
logger.info("Recovering file %s %s", Util.shortPath(path), notSame(path, myname, " => " + Util.shortPath(myname)))
checksum = info['checksum']
i = regenerator.recoverChecksum(checksum, authenticate)
if i:
if authenticate:
hasher = Util.getHash(crypt)
if info['link']:
# read and make a link
i.seek(0)
x = i.read(16 * 1024)
if outname:
os.symlink(x, outname)
else:
logger.warning("No name specified for link: %s", x)
if hasher:
hasher.update(x)
else:
#.........这里部分代码省略.........