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Make socket operations thread-safe

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This commit is contained in:
klonfish 2020-12-28 18:36:02 +00:00
parent 016fef57a2
commit beb544b3b6
1 changed files with 18 additions and 29 deletions
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47
pylinphone.py
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@ -1,4 +1,5 @@
import socket
import threading
import pdb
class LinphoneEvent():
@ -16,19 +17,20 @@ class LinphoneCommunicationSocket():
self.socket_path = lp_socket
self.socket = socket.socket(socket.AF_UNIX)
self.socket.connect(self.socket_path)
self.socket_lock = threading.Lock()
def send_command(self, command, blocking=True):
self.socket.send(command.encode("ascii"))
with self.socket_lock:
self.socket.send(command.encode("ascii"))
return self._await_answer()
def register(self, identity, proxy_address, password = "NULL", userid = "NULL", realm = "NULL", parameters = None):
self.socket.send(("register {identity} {proxy_address} {password} {userid} {realm} {parameters}".format(identity=identity, proxy_address=proxy_address, password=password, userid=userid, realm=realm, parameters="" if parameters else parameters)).encode("ascii"))
answer = self._await_answer()
answer = self.send_command(("register {identity} {proxy_address} {password} {userid} {realm} {parameters}".format(identity=identity, proxy_address=proxy_address, password=password, userid=userid, realm=realm, parameters="" if parameters else parameters)))
return int(answer["data"][0].split(":", 1)[1].strip()) #id of newly registered account
def register_status(self, account_id=None):
self.socket.send(("register-status {account_id}".format(account_id="ALL" if account_id == None else account_id)).encode("ascii"))
answer = self.send_command(("register-status {account_id}".format(account_id="ALL" if account_id == None else account_id)))
accounts = []
answer = self._await_answer()
if answer["status"]:
for acc_idx in range(0, len(answer["data"]), 2):
acc_id = int(answer["data"][acc_idx].split(":", 1)[1].strip())
@ -39,9 +41,8 @@ class LinphoneCommunicationSocket():
return accounts
def register_info(self, account_id=None):
self.socket.send(("register-info {account_id}".format(account_id="ALL" if account_id == None else account_id)).encode("ascii"))
answer = self.send_command(("register-info {account_id}".format(account_id="ALL" if account_id == None else account_id)))
accounts = []
answer = self._await_answer()
if answer["status"]:
for acc_idx in range(0, len(answer["data"]), 4):
acc_id = int(answer["data"][acc_idx+0].split(":", 1)[1].strip())
@ -54,49 +55,42 @@ class LinphoneCommunicationSocket():
return accounts
def answer(self, call_id=None):
self.socket.send(("answer {call_id}".format(call_id="" if call_id == None else call_id)).encode("ascii"))
answer = self._await_answer()
answer = self.send_command(("answer {call_id}".format(call_id="" if call_id == None else call_id)))
if answer["status"]:
return True
else:
raise RuntimeError(answer["error"])
def terminate(self, call_id=None):
self.socket.send(("terminate {call_id}".format(call_id="" if call_id == None else call_id)).encode("ascii"))
answer = self._await_answer()
answer = self.send_command(("terminate {call_id}".format(call_id="" if call_id == None else call_id)))
if answer["status"]:
return True
else:
raise RuntimeError(answer["error"])
def call(self, sip_address):
self.socket.send("call {sip_address}".format(sip_address=sip_address).encode("ascii"))
answer = self._await_answer()
answer = self.send_command("call {sip_address}".format(sip_address=sip_address))
if answer["status"]:
return answer["data"][0].split(":", 1)[1].strip()
else:
raise RuntimeError(answer["error"])
def call_mute(self, mute=True):
self.socket.send("call-mute {mute}".format(mute="1" if mute else "0").encode("ascii"))
answer = self._await_answer()
answer = self.send_command("call-mute {mute}".format(mute="1" if mute else "0"))
if answer["status"]:
return True
else:
raise RuntimeError(answer["error"])
def call_pause(self, call_id):
self.socket.send("call-pause {call_id}".format(call_id=call_id).encode("ascii"))
answer = self._await_answer()
answer = self.send_command("call-pause {call_id}".format(call_id=call_id))
if answer["status"]:
return True
else:
raise RuntimeError(answer["error"])
def call_status(self, call_id):
self.socket.send("call-status {call_id}".format(call_id=call_id).encode("ascii"))
answer = self._await_answer()
answer = self.send_command("call-status {call_id}".format(call_id=call_id))
if answer["status"]:
data = answer["data"]
status = {
@ -110,9 +104,7 @@ class LinphoneCommunicationSocket():
raise RuntimeError(answer["error"])
def call_stats(self, call_id):
self.socket.send("call-stats {call_id}".format(call_id=call_id).encode("ascii"))
answer = self._await_answer()
answer = self.send_command("call-stats {call_id}".format(call_id=call_id))
if answer["status"]:
stats_offsets = [i for i, x in enumerate(answer["data"]) if "Id:" in x]
stats = {
@ -146,24 +138,21 @@ class LinphoneCommunicationSocket():
raise RuntimeError(answer["error"])
def call_resume(self, call_id):
self.socket.send("call-resume {call_id}".format(call_id=call_id).encode("ascii"))
answer = self._await_answer()
answer = self.send_command("call-resume {call_id}".format(call_id=call_id))
if answer["status"]:
return True
else:
raise RuntimeError(answer["error"])
def dtmf(self, digit):
self.socket.send("dtmf {digit}".format(digit=digit).encode("ascii"))
answer = self._await_answer()
answer = self.send_command("dtmf {digit}".format(digit=digit))
if answer["status"]:
return True
else:
raise RuntimeError(answer["error"])
def process_event(self):
self.socket.send("pop-event".encode("ascii"))
answer = self._await_answer()
answer = self.send_command("pop-event")
if answer["status"]:
size_string = answer["data"][0]
remaining_item_count = int(size_string.split(":")[1].strip())