def backupFile(cls, fileP, suffix = ".bak", copy = True):
'''
Creates a backup of the chosen file in the same directory as the file itself.
If the file does not exist or isn't accessible then a BackupException will be raised.
If a backup file already exists for the file and it wasn't created in this run then a BackupException will be raised.
Remember to call restoreFiles to rollback the changes at cleanup.
@param fileP: The absolute path to the file that is to be backed up.
@param suffix: The suffix used for marking the backup file.
@param copy: if True then the file will be copied and otherwise it will be moved.
'''
if fileP not in cls.files:
if not os.path.isfile(fileP):
raise BackupSourceException("File '%s' does not exist or is not accessible." % fileP)
backup = "%s%s" % (fileP, suffix)
if os.path.isfile(backup) and cls.ignore is False:
raise BackupExistsException("Backup file '%s' already exists." % backup)
if copy:
shutil.copy2(fileP, backup)
logging.debug("Backed up '%s' (Copy)" % fileP)
else:
shutil.move(fileP, backup)
logging.debug("Backed up '%s' (Move)" % fileP)
cls.files.add(fileP)
return True
else:
logging.info("File '%s' already backed up in this session. Skipping." % fileP)
return False
def restoreFile(cls, fileP, suffix = ".bak"):
'''
Restores a backup of the chosen file.
@param fileP: The absolute path to the file that was backed up (without the backup suffix).
@param suffix: The suffix used for marking the backup file.
'''
backup = "%s%s" % (fileP, suffix)
if os.path.isfile(backup):
shutil.move(backup, fileP)
logging.debug("Restored '%s' from backup" % fileP)
def __init__(self, jobId = 1):
'''
Gathers all information about job from "hc j d".
@param jobId: The id of the job about which the details will be gathered.
'''
self.jobId = jobId
lines = Console.call("hc j d %s" % self.jobId)[1].split('\n')
for line in lines:
if re.search(r'^\s', line) is None:
continue
elif re.search(r'task_count', line) is None:
ret = re.search(r'\s*(\S+)\s*(\S.*)', line) #\s*([A-Z]+)
if ret is None:
logging.warning("job details fail: %s" % line)
continue
logging.debug("job details: %s = %s" % (ret.group(1), ret.group(2)))
self.properties[ret.group(1)] = '%s' % ret.group(2)
else:
ret = re.search(r'\s*task_count_(\S+)\s*(\d+)\/(\d+)', line)
if ret is None:
logging.error("job details fail: %s" % line)
continue
logging.debug("job details: task_count_%s = %s/%s" % (ret.group(1), ret.group(2), ret.group(3)))
self.properties[ret.group(1)] = (ret.group(2), ret.group(3))