Todo:
* server should check and return bitcoind status..
* improve txpoint sorting
+ * command to check cache
"""
# set some defaults, which will be overwritten by the config file
config.add_section('server')
config.set('server','banner', 'Welcome to Electrum!')
-config.set('server', 'host', 'ecdsa.org')
+config.set('server', 'host', 'localhost')
config.set('server', 'port', 50000)
config.set('server', 'password', '')
config.set('server', 'irc', 'yes')
+config.set('server', 'cache', 'no')
config.set('server', 'ircname', 'Electrum server')
config.add_section('database')
config.set('database', 'type', 'psycopg2')
sessions = {}
sessions_last_time = {}
dblock = thread.allocate_lock()
-
peer_list = {}
-
class MyStore(Datastore_class):
def import_tx(self, tx, is_coinbase):
tx_id = super(MyStore, self).import_tx(tx, is_coinbase)
- self.update_tx_cache(tx_id)
+ if config.get('server', 'cache') == 'yes': self.update_tx_cache(tx_id)
def update_tx_cache(self, txid):
inrows = self.get_tx_inputs(txid, False)
_hash = store.binout(row[6])
address = hash_to_address(chr(0), _hash)
if self.tx_cache.has_key(address):
- print "cache: popping", address
+ print "cache: invalidating", address, self.ismempool
self.tx_cache.pop(address)
outrows = self.get_tx_outputs(txid, False)
for row in outrows:
_hash = store.binout(row[6])
address = hash_to_address(chr(0), _hash)
if self.tx_cache.has_key(address):
- print "cache: popping", address
+ print "cache: invalidating", address, self.ismempool
self.tx_cache.pop(address)
def safe_sql(self,sql, params=(), lock=True):
WHERE pubkey.pubkey_hash = ? """, (dbhash,))
def get_txpoints(self, addr):
-
- cached_version = self.tx_cache.get( addr )
+
+ if config.get('server','cache') == 'yes':
+ cached_version = self.tx_cache.get( addr )
+ if cached_version is not None:
+ return cached_version
version, binaddr = decode_check_address(addr)
if binaddr is None:
rows = []
rows += self.get_address_in_rows_memorypool( dbhash )
rows += self.get_address_out_rows_memorypool( dbhash )
+ address_has_mempool = False
+
for row in rows:
is_in, tx_hash, tx_id, pos, value = row
tx_hash = self.hashout_hex(tx_hash)
if tx_hash in known_tx:
continue
+
+ address_has_mempool = True
#print "mempool", tx_hash
txpoint = {
"nTime": 0,
- "chain_id": 1,
+ #"chain_id": 1,
"height": 0,
"is_in": int(is_in),
"blk_hash": 'mempool',
if row:
if not row[4]: txpoint['raw_scriptPubKey'] = row[1]
-
- if cached_version is None:
- #print "cache: adding", addr
+ # cache result
+ if config.get('server','cache') == 'yes' and not address_has_mempool:
self.tx_cache[addr] = txpoints
- return txpoints
- else:
- if cached_version != txpoints:
- print "cache error: ", addr
- return txpoints
+
+ return txpoints
def get_status(self, addr):
while 1:
d = conn.recv(1024)
msg += d
+ if not d:
+ break
if d[-1]=='#':
break
conn.close()
return
- print time.asctime(), "session", ipaddr, session_id, addresses[0], len(addresses)
+ print time.asctime(), "session", ipaddr, session_id, addresses[0] if addresses else addresses, len(addresses)
sessions[session_id] = {}
for a in addresses:
elif cmd=='poll':
session_id = data
addresses = sessions.get(session_id)
- if not addresses:
- print "session not found", ipaddr
+ if addresses is None:
+ print time.asctime(), " Session not found", session_id, ipaddr
out = repr( (-1, {}))
else:
+ t1 = time.time()
sessions_last_time[session_id] = time.time()
ret = {}
+ k = 0
for addr in addresses:
+ if store.tx_cache.get( addr ) is not None: k += 1
status = store.get_status( addr )
- last_status = sessions[session_id].get( addr )
+ last_status = addresses.get( addr )
if last_status != status:
- sessions[session_id][addr] = status
+ addresses[addr] = status
ret[addr] = status
+ if ret:
+ sessions[session_id] = addresses
out = repr( (block_number, ret ) )
+ t2 = time.time() - t1
+ if t2 > 10:
+ print "high load:", session_id, "%d/%d"%(k,len(addresses)), t2
elif cmd == 'h':
# history
elif cmd =='tx':
out = send_tx(data)
+ elif cmd =='clear_cache':
+ if config.get('server','password') == data:
+ self.tx_cache = {}
+ out = 'ok'
+ else:
+ out = 'wrong password'
+
+ elif cmd =='get_cache':
+ try:
+ pw, addr = data
+ except:
+ addr = None
+ if addr:
+ if config.get('server','password') == pw:
+ out = store.tx_cache.get(addr)
+ out = repr(out)
+ else:
+ out = 'wrong password'
+ else:
+ out = "error: "+ repr(data)
+
elif cmd == 'stop':
global stopping
if config.get('server','password') == data:
time.sleep(30)
t = time.time()
for k,t0 in sessions_last_time.items():
- if t - t0 > 60:
- print "lost session",k
+ if t - t0 > 5*60:
+ print time.asctime(), "lost session",k
sessions.pop(k)
sessions_last_time.pop(k)
name = line[k+6]
host = line[k+9]
peer_list[name] = (ip,host)
- elif time.time() - t > 5*60:
+ if time.time() - t > 5*60:
s.send('NAMES #electrum\n')
t = time.time()
peer_list = {}
request = "('peers','')#"
elif cmd == 'stop':
request = "('stop','%s')#"%config.get('server','password')
+ elif cmd == 'clear_cache':
+ request = "('clear_cache','%s')#"%config.get('server','password')
+ elif cmd == 'get_cache':
+ request = "('get_cache',('%s','%s'))#"%(config.get('server','password'),sys.argv[2])
+ elif cmd == 'h':
+ request = "('h','%s')#"%sys.argv[2]
+ elif cmd == 'b':
+ request = "('b','')#"
s = socket.socket( socket.AF_INET, socket.SOCK_STREAM)
s.connect((config.get('server','host'), config.getint('server','port')))
print "starting Electrum server"
+ print "cache:", config.get('server', 'cache')
+
conf = DataStore.CONFIG_DEFAULTS
args, argv = readconf.parse_argv( [], conf)
args.dbtype= config.get('database','type')
args.connect_args = { 'database' : config.get('database','database') }
store = MyStore(args)
store.tx_cache = {}
+ store.ismempool = False
thread.start_new_thread(listen_thread, (store,))
thread.start_new_thread(clean_session_thread, ())
try:
dblock.acquire()
store.catch_up()
+ store.ismempool = True
memorypool_update(store)
+ store.ismempool = False
block_number = store.get_block_number(1)
dblock.release()
except: