def readYAML(filename):
try:
stream = open(filename, "r")
contents = yaml.load(stream)
return contents
except yaml.YAMLError as exc:
msg = "Syntax error in file %s"
if hasattr(exc, 'problem_mark'):
#pylint: disable=E1101
mark = exc.problem_mark
msg += " Error position: (%s:%s)" % (mark.line + 1,
mark.column + 1)
raise ConfigSyntaxError(msg)
except Exception as err:
raise FileSystemError("Failed to read configuration file %s : %s" %
(filename, err))
def writeYAML(filename, data):
try:
with open(filename, "w") as fileh:
fileh.write(yaml.dump(data, default_flow_style=False))
except Exception as err:
raise FileSystemError("Failed to write to %s : %s" % (filename, err))
def writeToFile(data, filename):
try:
with open(filename, "wb") as fh:
fh.write(data)
except Exception as err:
raise FileSystemError("Failed to write to %s : %s" % (filename, err))
def readYAML(filename):
try:
stream = open(filename, "r")
contents = yaml.load(stream)
return contents
except yaml.YAMLError, exc:
msg = "Syntax error in file %s"
if hasattr(exc, 'problem_mark'):
mark = exc.problem_mark
msg += " Error position: (%s:%s)" % (mark.line + 1,
mark.column + 1)
raise ConfigSyntaxError(msg)
except Exception as err:
raise FileSystemError("Failed to read configuration file %s : %s" %
(filename, err))
def humanReadableBytes(num):
for x in ['bytes', 'KB', 'MB', 'GB']:
if num < 1024.0:
return "%3.1f%s" % (num, x)
num /= 1024.0
return "%3.1f%s" % (num, 'TB')
def sha1sum(filename):
sha = hashlib.sha1()
bufsize = 65536
with open(filename, 'rb') as fd:
while True:
def rmFile(path):
if os.path.isdir(path):
return Fail(FileSystemError("%s is a directory.") % path)
return OK(os.remove(path))
def pathExists(path):
return OK(path) if os.path.exists(path) else Fail(
FileSystemError("Path %s does not exist." % path))