mempool transactions do not need to be added to the database; it slows it down
"""
+import abe_backend
-import time, json, socket, operator, thread, ast, sys,re
+
+import time, json, socket, operator, thread, ast, sys, re, traceback
import ConfigParser
from json import dumps, loads
import urllib
stopping = False
block_number = -1
-old_block_number = -1
sessions = {}
sessions_sub_numblocks = {} # sessions that have subscribed to the service
from Queue import Queue
input_queue = Queue()
output_queue = Queue()
-address_queue = Queue()
-
-
-
-def modified_addresses(session):
- if 1:
- t1 = time.time()
- addresses = session['addresses']
- session['last_time'] = time.time()
- ret = {}
- k = 0
- for addr in addresses:
- status = get_address_status( addr )
- msg_id, last_status = addresses.get( addr )
- if last_status != status:
- addresses[addr] = msg_id, status
- ret[addr] = status
+def modified_addresses(a_session):
+ #t1 = time.time()
+ import copy
+ session = copy.deepcopy(a_session)
+ addresses = session['addresses']
+ session['last_time'] = time.time()
+ ret = {}
+ k = 0
+ for addr in addresses:
+ status = store.get_status( addr )
+ msg_id, last_status = addresses.get( addr )
+ if last_status != status:
+ addresses[addr] = msg_id, status
+ ret[addr] = status
- t2 = time.time() - t1
- #if t2 > 10: print "high load:", session_id, "%d/%d"%(k,len(addresses)), t2
- return ret, addresses
+ #t2 = time.time() - t1
+ #if t2 > 10: print "high load:", session_id, "%d/%d"%(k,len(addresses)), t2
+ return ret, addresses
def poll_session(session_id):
print time.asctime(), "session not found", session_id
return -1, {}
else:
+ sessions[session_id]['last_time'] = time.time()
ret, addresses = modified_addresses(session)
if ret: sessions[session_id]['addresses'] = addresses
return repr( (block_number,ret))
if session is None:
raise BaseException("session not found %s"%session_id)
else:
+ m_sessions[0][session_id]['last_time'] = time.time()
out = []
ret, addresses = modified_addresses(session)
if ret:
addresses = session['addresses'].keys()
if addr in addresses:
- status = get_address_status( addr )
+ status = store.get_status( addr )
message_id, last_status = session['addresses'][addr]
if last_status != status:
#print "sending new status for %s:"%addr, status
send_status(session_id,message_id,addr,status)
sessions[session_id]['addresses'][addr] = (message_id,status)
-def get_address_status(addr):
- # get address status, i.e. the last block for that address.
- tx_points = store.get_history(addr)
- if not tx_points:
- status = None
- else:
- lastpoint = tx_points[-1]
- status = lastpoint['blk_hash']
- # this is a temporary hack; move it up once old clients have disappeared
- if status == 'mempool': # and session['version'] != "old":
- status = status + ':%d'% len(tx_points)
- return status
def send_numblocks(session_id):
return block_number
def subscribe_to_address(session_id, message_id, address):
- status = get_address_status(address)
+ status = store.get_status(address)
sessions[session_id]['addresses'][address] = (message_id, status)
sessions[session_id]['last_time'] = time.time()
send_status(session_id, message_id, address, status)
def add_address_to_session_json(session_id, message_id, address):
global m_sessions
sessions = m_sessions[0]
- status = get_address_status(address)
+ status = store.get_status(address)
sessions[session_id]['addresses'][address] = (message_id, status)
sessions[session_id]['last_time'] = time.time()
m_sessions[0] = sessions
return status
def add_address_to_session(session_id, address):
- status = get_address_status(address)
- sessions[session_id]['addresses'][addr] = ("", status)
+ status = store.get_status(address)
+ sessions[session_id]['addresses'][address] = ("", status)
sessions[session_id]['last_time'] = time.time()
return status
session_id, addr = ast.literal_eval(data)
except:
traceback.print_exc(file=sys.stdout)
+ print data
return None
out = add_address_to_session(session_id,addr)
address = data[0]
out = { 'result':store.get_history( address ) }
elif method == 'transaction.broadcast':
- postdata = dumps({"method": 'importtransaction', 'params': [data], 'id':'jsonrpc'})
- txo = urllib.urlopen(bitcoind_url, postdata).read()
+ txo = store.send_tx(data[0])
print "sent tx:", txo
- out = json.loads(txo)
+ out = {'result':txo }
else:
print "unknown command", method
if out:
server.serve_forever()
-import traceback
-
-
if __name__ == '__main__':
if len(sys.argv)>1:
print out
sys.exit(0)
-
# backend
- import db
- store = db.MyStore(config,address_queue)
+ store = abe_backend.AbeStore(config)
# supported protocols
thread.start_new_thread(native_server_thread, ())
print "starting Electrum server"
-
+ old_block_number = None
while not stopping:
block_number = store.main_iteration()
old_block_number = block_number
for session_id in sessions_sub_numblocks.keys():
send_numblocks(session_id)
- # do addresses
while True:
try:
- addr = address_queue.get(False)
+ addr = store.address_queue.get(False)
except:
break
do_update_address(addr)