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'''Configuration tools for Loggerhead.'''
from optparse import OptionParser
import sys
import tempfile
def command_line_parser():
parser = OptionParser("%prog [options] <path>")
parser.set_defaults(
user_dirs=False,
show_version=False,
log_folder=None,
)
parser.add_option("--user-dirs", action="store_true", dest="user_dirs",
help="Serve user directories as ~user.")
parser.add_option("--trunk-dir", metavar="DIR",
help="The directory that contains the trunk branches.")
parser.add_option("--port", dest="user_port",
help=("Port Loggerhead should listen on "
"(defaults to 8080)."))
parser.add_option("--host", dest="user_host",
help="Host Loggerhead should listen on.")
parser.add_option('--memory-profile', action='store_true',
dest='memory_profile',
help='Profile the memory usage using heapy.')
parser.add_option("--prefix", dest="user_prefix",
help="Specify host prefix.")
parser.add_option("--profile", action="store_true", dest="profile",
help="Generate callgrind profile data to "
"%d-stats.callgrind on each request.")
parser.add_option("--reload", action="store_true", dest="reload",
help="Restarts the application when changing python"
" files. Only used for development purposes.")
parser.add_option('--log-folder', dest="log_folder",
type=str, help="The directory to place log files in.")
parser.add_option("--version", action="store_true", dest="show_version",
help="Print the software version and exit")
return parser
class LoggerheadConfig(object):
'''A configuration object.'''
def __init__(self):
self._parser = command_line_parser()
self._options, self._args = self._parser.parse_args(sys.argv[1:])
self.SQL_DIR = tempfile.mkdtemp(prefix='loggerhead-cache-')
def get_option(self, option):
'''Get an option from the options dict.'''
return getattr(self._options, option)
def get_arg(self, index):
'''Get an arg from the arg list.'''
return self._args[index]
def print_help(self):
'''Wrapper around OptionParser.print_help.'''
return self._parser.print_help()
@property
def arg_count(self):
'''Return the number of args from the option parser.'''
return len(self._args)
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