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httpserver.py
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httpserver.py
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import BaseHTTPServer, httplib2, socket, json, base64, logger
from urlparse import parse_qs, urlparse
from threading import Thread
def load_info( data ):
json_dump = base64.urlsafe_b64decode( data )
prepared_info = json.loads( json_dump )
info = {}
for k, v in prepared_info:
info[ tuple( json.loads( k ) ) ] = v
return info
def dump_info( info ):
prepared_info = map( lambda ( k, v ): ( json.dumps( k ), v ), info.iteritems() )
json_dump = json.dumps( prepared_info )
return base64.urlsafe_b64encode( json_dump )
def multicast_pings( failover_id, failovers, last_info, timeout ):
http = httplib2.Http( timeout = timeout )
for failover in failovers:
try:
http.request( "http://" + ":".join( map( str, failover ) ) + "/info?id=" + failover_id + "&data=" + dump_info( last_info ) )
except Exception, e:
logger.error( "Multicast pings problem: %s" % str( e ) )
class HttpHandler( BaseHTTPServer.BaseHTTPRequestHandler ):
def do_GET( self ):
params = parse_qs( urlparse( self.path ).query )
if ( "data" not in params ) or ( "id" not in params ):
self.send_response( 200 )
self.end_headers()
return
info = load_info( params[ "data" ][ 0 ] )
self.server.analyzer.push_info( params[ "id" ][ 0 ], info )
self.send_response( 200 )
self.end_headers()
def log_request( self, code = "-", size = "-" ):
logger.access( "%s %s" % ( str( code ), self.requestline ) )
class HttpServer( Thread ):
def __init__( self, port, analyzer ):
Thread.__init__( self )
self.daemon = True
self.port = port
server_address = ( '', self.port )
self.httpd = BaseHTTPServer.HTTPServer( server_address, HttpHandler )
self.httpd.analyzer = analyzer
def run( self ):
while True:
self.httpd.handle_request()