das_client.DASOptionParser Class Reference

Public Member Functions
def	__init__
def	get_opt

Public Attributes
	parser

Detailed Description

DAS cache client option parser

Definition at line 108 of file das_client.py.

Constructor & Destructor Documentation

def das_client.DASOptionParser.__init__

(

self

)

Definition at line 112 of file das_client.py.

    def __init__(self):
        usage  = "Usage: %prog [options]\n"
        usage += "For more help please visit https://cmsweb.cern.ch/das/faq"
        self.parser = OptionParser(usage=usage)
        self.parser.add_option("-v", "--verbose", action="store", 
                               type="int", default=0, dest="verbose",
             help="verbose output")
        self.parser.add_option("--query", action="store", type="string", 
                               default=False, dest="query",
             help="specify query for your request")
        msg  = "host name of DAS cache server, default is https://cmsweb.cern.ch"
        self.parser.add_option("--host", action="store", type="string", 
                       default='https://cmsweb.cern.ch', dest="host", help=msg)
        msg  = "start index for returned result set, aka pagination,"
        msg += " use w/ limit (default is 0)"
        self.parser.add_option("--idx", action="store", type="int", 
                               default=0, dest="idx", help=msg)
        msg  = "number of returned results (default is 10),"
        msg += " use --limit=0 to show all results"
        self.parser.add_option("--limit", action="store", type="int", 
                               default=10, dest="limit", help=msg)
        msg  = 'specify return data format (json or plain), default plain.'
        self.parser.add_option("--format", action="store", type="string",
                               default="plain", dest="format", help=msg)
        msg  = 'query waiting threshold in sec, default is 5 minutes'
        self.parser.add_option("--threshold", action="store", type="int",
                               default=300, dest="threshold", help=msg)
        msg  = 'specify private key file name, default $X509_USER_PROXY'
        self.parser.add_option("--key", action="store", type="string",
                               default=x509(), dest="ckey", help=msg)
        msg  = 'specify private certificate file name, default $X509_USER_PROXY'
        self.parser.add_option("--cert", action="store", type="string",
                               default=x509(), dest="cert", help=msg)
        msg  = 'specify CA path, default $X509_CERT_DIR'
        self.parser.add_option("--capath", action="store", type="string",
                               default=os.environ.get("X509_CERT_DIR", ""),
                               dest="capath", help=msg)
        msg  = 'specify number of retries upon busy DAS server message'
        self.parser.add_option("--retry", action="store", type="string",
                               default=0, dest="retry", help=msg)
        msg  = 'show DAS headers in JSON format'
        msg += ' (obsolete, keep for backward compatibility)'
        self.parser.add_option("--das-headers", action="store_true",
                               default=False, dest="das_headers", help=msg)
        msg = 'specify power base for size_format, default is 10 (can be 2)'
        self.parser.add_option("--base", action="store", type="int",
                               default=0, dest="base", help=msg)

        msg = 'a file which contains a cached json dictionary for query -> files mapping'
        self.parser.add_option("--cache", action="store", type="string",
                               default=None, dest="cache", help=msg)

        msg = 'a query cache value'
        self.parser.add_option("--query-cache", action="store", type="int",
                               default=0, dest="qcache", help=msg)
        msg = 'List DAS key/attributes, use "all" or specific DAS key value, e.g. site'
        self.parser.add_option("--list-attributes", action="store", type="string",