<s> import json <EOL> import http . client <EOL> import socket <EOL> import time <EOL> from datetime import datetime <EOL> from future . moves . urllib . parse import urlparse , urlencode <EOL> from future . moves . urllib . request import urlopen , Request <EOL> from future . moves . urllib . error import HTTPError , URLError <EOL> import btctxstore <EOL> import storjcore <EOL> from dataserv_client import exceptions <EOL> from dataserv_client import logmessages <EOL> from dataserv_client import common <EOL> logger = common . logging . getLogger ( __name__ ) <EOL> class Messaging ( object ) : <EOL> def __init__ ( self , server_url , wif , connection_retry_limit , <EOL> connection_retry_delay ) : <EOL> self . _server_url = server_url <EOL> self . _server_address = None <EOL> self . retry_limit = connection_retry_limit <EOL> self . retry_delay = connection_retry_delay <EOL> self . btctxstore = btctxstore . BtcTxStore ( ) <EOL> self . wif = wif <EOL> def auth_address ( self ) : <EOL> return self . btctxstore . get_address ( self . wif ) <EOL> def get_nodeid ( self ) : <EOL> return common . address2nodeid ( self . auth_address ( ) ) <EOL> def _url_query ( self , api_path , authenticate = True ) : <EOL> i = <NUM_LIT:0> <EOL> while i <= self . retry_limit : <EOL> i += <NUM_LIT:1> <EOL> try : <EOL> query_url = self . _server_url + api_path <EOL> req = Request ( query_url ) <EOL> starttime = datetime . utcnow ( ) <EOL> if self . wif and authenticate : <EOL> headers = storjcore . auth . create_headers ( <EOL> self . btctxstore , self . _get_server_address ( ) , self . wif <EOL> ) <EOL> req . add_header ( "<STR_LIT>" , headers [ "<STR_LIT>" ] ) <EOL> req . add_header ( "<STR_LIT>" , headers [ "<STR_LIT>" ] ) <EOL> logger . info ( "<STR_LIT>" . format ( <EOL> query_url , datetime . utcnow ( ) - starttime ) ) <EOL> response = urlopen ( req , timeout = <NUM_LIT:30> ) <EOL> if <NUM_LIT:200> <= response . code <= <NUM_LIT> : <EOL> return response . read ( ) <EOL> except HTTPError as e : <EOL> if e . code == <NUM_LIT> : <EOL> raise exceptions . AddressAlreadyRegistered ( <EOL> self . get_nodeid ( ) , self . _server_url <EOL> ) <EOL> elif e . code == <NUM_LIT> : <EOL> raise exceptions . ServerNotFound ( self . _server_url + api_path ) <EOL> elif e . code == <NUM_LIT> : <EOL> raise exceptions . InvalidAddress ( self . get_nodeid ( ) ) <EOL> elif e . code == <NUM_LIT> : <EOL> logger . warning ( logmessages . InvalidAuthenticationHeaders ( ) ) <EOL> elif e . code == <NUM_LIT> : <EOL> raise exceptions . ServerError ( self . _server_url ) <EOL> else : <EOL> raise e <EOL> except http . client . HTTPException as e : <EOL> logger . warning ( repr ( e ) ) <EOL> except URLError as e : <EOL> logger . warning ( repr ( e ) ) <EOL> except socket . error as e : <EOL> logger . warning ( repr ( e ) ) <EOL> delay = self . retry_delay <EOL> logger . info ( "<STR_LIT>" . format ( delay ) ) <EOL> time . sleep ( delay ) <EOL> logger . error ( "<STR_LIT>" . format ( self . _server_url ) ) <EOL> raise exceptions . ConnectionError ( self . _server_url ) <EOL> def _get_server_address ( self ) : <EOL> if not self . _server_address : <EOL> data = self . _url_query ( "<STR_LIT>" , authenticate = False ) <EOL> self . _server_address = json . loads ( data . decode ( "<STR_LIT:utf-8>" ) ) [ "<STR_LIT:address>" ] <EOL> if not self . btctxstore . validate_address ( self . _server_address ) : <EOL> logger . error ( "<STR_LIT>" . format ( <EOL> self . _server_address <EOL> ) ) <EOL> raise exceptions . InvalidAddress ( self . _server_address ) <EOL> return self . _server_address <EOL> def server_url ( self ) : <EOL> return self . _server_url <EOL> def register ( self , payout_addr ) : <EOL> """<STR_LIT>""" <EOL> if payout_addr and not self . btctxstore . validate_address ( payout_addr ) : <EOL> logger . error ( "<STR_LIT>" . format ( payout_addr ) ) <EOL> raise exceptions . InvalidAddress ( payout_addr ) <EOL> if payout_addr : <EOL> return self . _url_query ( "<STR_LIT>" . format ( <EOL> self . get_nodeid ( ) , payout_addr <EOL> ) ) <EOL> def set_bandwidth ( self , upload , download ) : <EOL> """<STR_LIT>""" <EOL> url = "<STR_LIT>" <EOL> return self . _url_query ( url . format ( <EOL> nodeid = self . get_nodeid ( ) , upload = int ( upload ) , download = int ( download ) <EOL> ) ) <EOL> def ping ( self ) : <EOL> """<STR_LIT>""" <EOL> return self . _url_query ( "<STR_LIT>" . format ( self . get_nodeid ( ) ) ) <EOL> def audit ( self , block_height , response ) : <EOL> """<STR_LIT>""" <EOL> return self . _url_query ( '<STR_LIT>' % ( self . get_nodeid ( ) , <EOL> block_height , <EOL> response ) ) <EOL> def height ( self , height ) : <EOL> """<STR_LIT>""" <EOL> return self . _url_query ( '<STR_LIT>' % ( self . get_nodeid ( ) , <EOL> height ) ) </s>
