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sip-session3
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#!/usr/bin/env python3
import hashlib
import glob
import os
import re
import signal
import json
import sys
import urllib.request, urllib.parse, urllib.error
import random
import requests
import uuid
import pgpy
import subprocess
import zlib
from collections import defaultdict
from datetime import datetime, timedelta
from dateutil.tz import tzlocal
from itertools import chain
from lxml import html
from optparse import OptionParser
from pathlib import Path
from threading import Event, Thread
from time import sleep
from application import log
from application.system import makedirs
from application.notification import IObserver, NotificationCenter, NotificationData
from application.python.queue import EventQueue
from application.python import Null
from eventlib import api
from gnutls.errors import GNUTLSError
from gnutls.crypto import X509Certificate, X509PrivateKey
from twisted.internet import reactor
from zope.interface import implementer
try:
from otr import OTRTransport, OTRState, SMPStatus
from otr.exceptions import IgnoreMessage, UnencryptedMessage, EncryptedMessageError, OTRError, OTRFinishedError
except ModuleNotFoundError as e:
print('OTR library missing')
IgnoreMessage = None
pass
from sipsimple.core import Engine, FromHeader, Message, RouteHeader, SIPCoreError, SIPURI, ToHeader
from sipsimple.account import Account, AccountManager, BonjourAccount
from sipsimple.application import SIPApplication
from sipsimple.audio import WavePlayer
from sipsimple.configuration import ConfigurationError
from sipsimple.configuration.settings import SIPSimpleSettings
from sipsimple.core import Route
from sipsimple.core import CORE_REVISION, PJ_VERSION, PJ_SVN_REVISION
from sipsimple import __version__ as version
from sipsimple.lookup import DNSLookup
from sipsimple.payloads.iscomposing import IsComposingMessage, IsComposingDocument
from sipsimple.session import IllegalStateError, Session
from sipsimple.streams import MediaStreamRegistry
from sipsimple.streams.msrp.filetransfer import FileSelector
from sipsimple.streams.msrp.chat import CPIMPayload, CPIMHeader, CPIMNamespace, SimplePayload, CPIMParserError, ChatIdentity, OTREncryption
from sipsimple.payloads.imdn import IMDNDocument, DisplayNotification, DeliveryNotification
from sipsimple.storage import FileStorage
from sipsimple.threading.green import run_in_green_thread
from sipsimple.util import ISOTimestamp
from sipclient.configuration import config_directory
from sipclient.configuration.account import AccountExtension, BonjourAccountExtension
from sipclient.configuration.datatypes import ResourcePath
from sipclient.configuration.settings import SIPSimpleSettingsExtension
from sipclient.log import Logger
from sipclient.system import IPAddressMonitor, copy_default_certificates
from sipclient.ui import Prompt, Question, RichText, UI
# This is a helper function for sending formatted notice messages
def show_notice(text, bold=True):
ui = UI()
if isinstance(text, list):
ui.writelines([RichText(line, bold=bold) if not isinstance(line, RichText) else line for line in text])
elif isinstance(text, RichText):
ui.write(text)
else:
ui.write(RichText(text, bold=bold))
# Utility classes
#
class BonjourNeighbour(object):
def __init__(self, neighbour, uri, display_name, host):
self.display_name = display_name
self.host = host
self.neighbour = neighbour
self.uri = uri
class RTPStatisticsThread(Thread):
def __init__(self):
Thread.__init__(self)
self.setDaemon(True)
self.stopped = False
def run(self):
application = SIPSessionApplication()
while not self.stopped:
if application.active_session is not None and application.active_session.streams:
audio_stream = next((stream for stream in application.active_session.streams if stream.type == 'audio'), None)
if audio_stream is not None:
stats = audio_stream.statistics
if stats is not None:
reactor.callFromThread(show_notice, '%s RTP statistics: RTT=%d ms, packet loss=%.1f%%, jitter RX/TX=%d/%d ms' %
(datetime.now().replace(microsecond=0),
stats['rtt']['avg'] / 1000,
100.0 * stats['rx']['packets_lost'] / stats['rx']['packets'] if stats['rx']['packets'] else 0,
stats['rx']['jitter']['avg'] / 1000,
stats['tx']['jitter']['avg'] / 1000))
sleep(10)
def stop(self):
self.stopped = True
class QueuedMessage(object):
def __init__(self, msg_id, content, content_type='text/plain', call_id=None):
self.id = msg_id
self.content = content
self.timestamp = None
self.content_type = content_type
self.encrypted = False
self.call_id = None
class OTRInternalMessage(QueuedMessage):
def __init__(self, content):
super(OTRInternalMessage, self).__init__('OTR', content, 'text/plain')
@implementer(IObserver)
class MessageSession(object):
def __init__(self, account, target, route=None):
self.account = account
self.target = target
self.routes = None
self.msg_id = 0
self.started = False
self.msg_map = {}
self.route = None
self.ended = False
self.route = route
self.notification_center = NotificationCenter()
self.encryption = OTREncryption(self)
self.message_queue = EventQueue(self._send_message)
target = self.target
if '@' not in target:
target = '%s@%s' % (target, self.account.id.domain)
if not target.startswith('sip:') and not target.startswith('sips:'):
target = 'sip:' + target
self.remote_uri = str(target).split(":")[1]
try:
self.target_uri = SIPURI.parse(target)
except SIPCoreError:
show_notice('Illegal SIP URI: %s' % target)
self.target_uri = None
return
self.notification_center = NotificationCenter()
if self.route:
show_notice('Message session started with %s via %s' % (self.target, self.route))
else:
show_notice('Message session started with %s' % self.target)
def end(self):
show_notice('Ending message session to %s' % self.target)
if self.encryption.active:
self.encryption.stop()
self.notification_center = None
self.message_queue = None
self.encryption = None
self.ended = True
def start(self):
if self.ended:
return
if self.route:
self.routes = [self.route]
show_notice('%s Message session to %s will start via %s' % (datetime.now().replace(microsecond=0), self.remote_uri, self.routes[0]))
if not self.started:
self.message_queue.start()
if not self.encryption.active:
self.encryption.start()
self.started = True
return
lookup = DNSLookup()
self.notification_center.add_observer(self, sender=lookup)
settings = SIPSimpleSettings()
if isinstance(self.account, Account) and self.account.sip.outbound_proxy is not None:
uri = SIPURI(host=self.account.sip.outbound_proxy.host, port=self.account.sip.outbound_proxy.port, parameters={'transport': self.account.sip.outbound_proxy.transport})
tls_name = self.account.sip.tls_name or self.account.sip.outbound_proxy.host
elif isinstance(self.account, Account) and self.account.sip.always_use_my_proxy:
uri = SIPURI(host=self.account.id.domain)
tls_name = self.account.sip.tls_name or self.account.id.domain
else:
uri = self.remote_uri
tls_name = uri.host
if self.account is not BonjourAccount():
if self.account.id.domain == uri.host.decode():
tls_name = self.account.sip.tls_name or self.account.id.domain
elif "isfocus" in str(uri) and uri.host.decode().endswith(self.account.id.domain):
tls_name = self.account.conference.tls_name or self.account.sip.tls_name or self.account.id.domain
else:
is_ip_address = re.match("^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$", uri.host.decode()) or ":" in uri.host.decode()
if "isfocus" in str(uri) and self.account.conference.tls_name:
tls_name = self.account.conference.tls_name
elif is_ip_address and self.account.sip.tls_name:
tls_name = self.account.sip.tls_name
lookup.lookup_sip_proxy(uri, settings.sip.transport_list, tls_name=tls_name)
def handle_notification(self, notification):
if self.ended:
return
handler = getattr(self, '_NH_%s' % notification.name, Null)
handler(notification)
def inject_otr_message(self, data):
if not self.encryption.active:
ui = UI()
ui.status = 'Negotiating OTR encryption...'
messageObject = OTRInternalMessage(data)
self.send_message(messageObject)
def _NH_DNSLookupDidSucceed(self, notification):
self.notification_center.remove_observer(self, sender=notification.sender)
self.routes = notification.data.result
show_notice('%s Message session to %s will start via %s' % (datetime.now().replace(microsecond=0), self.remote_uri, self.routes[0]))
if not self.started:
self.message_queue.start()
if not self.encryption.active and self.account.sms.enable_otr:
self.encryption.start()
self.started = True
def _NH_DNSLookupDidFail(self, notification):
self.notification_center.remove_observer(self, sender=notification.sender)
show_notice('%s Message session to %s failed: DNS lookup failed' % (datetime.now().replace(microsecond=0), self.remote_uri))
self.message_queue.stop()
if not self.routes:
self.start()
self.msg_id = self.msg_id + 1
if not isinstance(message, OTRInternalMessage):
messageObject = QueuedMessage(self.msg_id , message, content_type)
self.message_queue.put(messageObject)
else:
self.message_queue.put(message)
return self.msg_id
def send_message(self, message, content_type='text/plain'):
if not self.routes:
self.start()
self.msg_id = self.msg_id + 1
if not isinstance(message, OTRInternalMessage):
messageObject = QueuedMessage(self.msg_id , message, content_type)
self.message_queue.put(messageObject)
else:
self.message_queue.put(message)
return self.msg_id
@run_in_green_thread
def send_imdn_notification(self, imdn_id, imdn_timestamp, recipient, sender_identity, event):
show_notice('Send %s notification for %s' % (event, imdn_id))
if event == 'delivered':
notification = DeliveryNotification('delivered')
elif event == 'displayed':
notification = DisplayNotification(event)
else:
return
content = IMDNDocument.create(message_id=imdn_id, datetime=imdn_timestamp, recipient_uri=recipient, notification=notification)
self.send_message(content.decode(), content_type=IMDNDocument.content_type)
@run_in_green_thread
def _send_message(self, message):
if not self.routes:
return
if not self.route:
self.route = self.routes.pop(0)
identity = str(self.account.uri)
if self.account.display_name:
identity = '"%s" <%s>' % (self.account.display_name, identity)
if isinstance(message.content, str):
charset = 'utf8'
message.content = message.content.encode(charset)
else:
charset = None
what_type = None
if not isinstance(message, OTRInternalMessage):
if message.content_type not in (IsComposingDocument.content_type, IMDNDocument.content_type):
try:
message.content = self.encryption.otr_session.handle_output(message.content, message.content_type)
except OTRError as e:
if 'has ended the private conversation' in str(e):
show_notice('Encryption has been disabled by remote party, please resend the message again')
self.encryption.stop()
else:
show_notice('Failed to encrypt outgoing message: %s' % str(e))
return
except OTRFinishedError:
show_notice('Encryption has finished, please resend the message again')
return
if self.encryption.active and not message.content.startswith(b'?OTR:'):
show_notice('Encryption has been disabled by remote party, please resend the message again')
self.encryption.stop()
return None
else:
what_type = 'OTR'
if message.timestamp is None:
message.timestamp = ISOTimestamp.now()
additional_cpim_headers = []
additional_sip_headers = []
if self.account.sms.use_cpim:
if self.account.sms.enable_imdn and message.content_type != IsComposingDocument.content_type:
ns = CPIMNamespace('urn:ietf:params:imdn', 'imdn')
additional_cpim_headers = [CPIMHeader('Message-ID', ns, str(uuid.uuid4()))]
if message.content_type != IsComposingDocument.content_type:
# request IMDN
additional_cpim_headers.append(CPIMHeader('Disposition-Notification', ns, 'positive-delivery, display'))
content_type = 'message/cpim'
payload = CPIMPayload(message.content,
message.content_type,
charset='utf-8',
timestamp=message.timestamp,
sender=ChatIdentity(self.account.uri, self.account.display_name),
recipients=[ChatIdentity(self.remote_uri, None)],
additional_headers=additional_cpim_headers)
else:
payload = SimplePayload(message.content, message.content_type, charset)
content, content_type = payload.encode()
from_uri = self.account.uri
if self.account is BonjourAccount():
settings = SIPSimpleSettings()
from_uri.parameters['instance_id'] = settings.instance_id
message_request = Message(FromHeader(from_uri, self.account.display_name),
ToHeader(self.target_uri),
RouteHeader(self.route.uri),
content_type,
content,
credentials=self.account.credentials,
extra_headers=additional_sip_headers)
self.notification_center.add_observer(self, sender=message_request)
self.msg_map[str(message_request)] = message
message_request.send(15)
call_id = message_request._request.call_id.decode()
message.call_id = call_id
ui = UI()
if message.id != 'OTR':
if '?OTR:' in content:
if message.content_type not in (IsComposingDocument.content_type, IMDNDocument.content_type):
ui.status = 'Encrypted message sent to %s' % self.route.uri
reactor.callLater(2, setattr, ui, 'status', None)
message.encrypted = True
else:
if message.content_type not in (IsComposingDocument.content_type, IMDNDocument.content_type):
ui.status = 'Message sent to %s' % (self.route.uri)
reactor.callLater(3, setattr, ui, 'status', None)
else:
ui.status = 'OTR message %s sent' % call_id
reactor.callLater(3, setattr, ui, 'status', None)
def handle_incoming_message(self, from_header, content_type, data, call_id):
self.msg_id = self.msg_id + 1
cpim_imdn_events = None
imdn_timestamp = None
imdn_id = None
from_header = FromHeader.new(from_header)
identity = '%s@%s' % (from_header.uri.user.decode(), from_header.uri.host.decode())
if content_type == 'message/cpim':
try:
cpim_message = CPIMPayload.decode(data)
except CPIMParserError as e:
show_notice('CPIM parse error: %s' % str(e))
return None
else:
content = cpim_message.content
payload = cpim_message
content_type = cpim_message.content_type
#if cpim_message.sender:
# identity = '%s@%s' % (cpim_message.sender.uri.user.decode(), cpim_message.sender.uri.host.decode())
# if from_header.uri == cpim_message.sender.uri:
# if cpim_message.sender.display_name:
# identity = '"%s" <%s>' % (cpim_message.sender.display_name, identity)
# elif from_header.display_name:
# identity = '"%s" <%s>' % (from_header.display_name, identity)
#else:
# identity = from_header
sender_identity = cpim_message.sender or from_header
imdn_timestamp = cpim_message.timestamp
for h in cpim_message.additional_headers:
if h.name == "Message-ID":
imdn_id = h.value
if h.name == "Disposition-Notification":
cpim_imdn_events = h.value
if content_type == IMDNDocument.content_type and content_type not in ('text/pgp-private-key', 'text/pgp-public-key'):
document = IMDNDocument.parse(content)
imdn_message_id = document.message_id.value
imdn_status = document.notification.status.__str__()
ui = UI()
msg = "Message %s was %s" % (imdn_message_id, imdn_status)
ui.status = msg
reactor.callLater(2, setattr, ui, 'status', None)
show_notice(msg)
return
else:
payload = SimplePayload.decode(data, content_type)
from_header = FromHeader.new(from_header)
identity = '%s@%s' % (from_header.uri.user.decode(), from_header.uri.host.decode())
content = payload.content
content_type = payload.content_type
if cpim_imdn_events and imdn_timestamp and content_type not in ('text/pgp-private-key', 'text/pgp-public-key', 'application/sylk-file-transfer'):
if self.account.sms.enable_imdn:
if 'delivery' in cpim_imdn_events:
self.send_imdn_notification(imdn_id, imdn_timestamp, identity, sender_identity, 'delivered')
if 'display' in cpim_imdn_events:
self.send_imdn_notification(imdn_id, imdn_timestamp, identity, sender_identity, 'displayed')
# if content_type not in (IsComposingDocument.content_type, IMDNDocument.content_type):
if IgnoreMessage:
try:
content = self.encryption.otr_session.handle_input(content, content_type)
except IgnoreMessage:
show_notice('OTR message %s received' % call_id)
return None
except UnencryptedMessage:
encrypted = False
encryption_active = True
except EncryptedMessageError as e:
show_notice('OTP encrypted message error: %s' % str(e))
return None
except (OTRError, OTRFinishedError) as e:
show_notice('OTP error: %s' % str(e))
return None
else:
encrypted = encryption_active = self.encryption.active
if payload.charset is not None:
content = content.decode(payload.charset)
elif payload.content_type.startswith('text/'):
content.decode('utf8')
return (content_type, content, identity, self.msg_id, encrypted)
def _NH_SIPMessageDidSucceed(self, notification):
self.notification_center.remove_observer(self, sender=notification.sender)
try:
message = self.msg_map[str(notification.sender)]
except KeyError:
message = None
else:
del(self.msg_map[str(notification.sender)])
if not message:
return
if message.id in (None, 'OTR'):
return
if message.content_type in (IsComposingDocument.content_type, IMDNDocument.content_type):
return
ui = UI()
if notification.data.code == 202:
ui.status = 'Message %s to %s will be delivered later by the server' % (message.id, self.remote_uri)
reactor.callLater(4, setattr, ui, 'status', None)
elif notification.data.code == 200:
ui.status = 'Message %s received by %s' % (message.id, self.remote_uri)
reactor.callLater(4, setattr, ui, 'status', None)
else:
ui.status = 'Message %s received by %s (code %d)' % (message.id, self.remote_uri, notification.data.code)
reactor.callLater(4, setattr, ui, 'status', None)
def _NH_SIPMessageDidFail(self, notification):
self.notification_center.remove_observer(self, sender=notification.sender)
try:
message = self.msg_map[str(notification.sender)]
except KeyError:
message = None
else:
del(self.msg_map[str(notification.sender)])
if not message:
return
if message.id in (None, 'OTR'):
return
if hasattr(notification.data, 'headers'):
server = notification.data.headers.get('Server', Null).body
client = notification.data.headers.get('Client', Null).body
else:
server = 'local'
client = 'local'
if notification.data.code == 408 and self.routes:
pass
# self.route = self.routes.pop(0)
# TO DO retry
if message.encrypted:
show_notice('%s Encrypted message %s to %s failed on %s: %s (%d)' % (datetime.now().replace(microsecond=0), message.id, self.remote_uri, server or client, notification.data.reason.decode(), notification.data.code))
else:
show_notice('%s Message %s to %s failed on %s: %s (%d)' % (datetime.now().replace(microsecond=0), message.id, self.remote_uri, server or client, notification.data.reason.decode() if isinstance(notification.data.reason, bytes) else notification.data.reason, notification.data.code))
try:
OTRTransport.register(MessageSession)
except NameError:
pass
@implementer(IObserver)
class OutgoingCallInitializer(object):
def __init__(self, account, target, audio=False, chat=False, video=False, play_file=None, auto_reconnect=False):
self.account = account
self.target = target
self.auto_reconnect = auto_reconnect
self.streams = []
self.play_file = play_file
self.playback_wave_player = None
self.play_file = play_file
application = SIPSessionApplication()
self.playback_dir = application.playback_dir
self.remote_identity = None
if video:
self.streams.append(MediaStreamRegistry.VideoStream())
if audio:
audio_stream = MediaStreamRegistry.AudioStream()
self.streams.append(audio_stream)
if self.play_file:
notification_center = NotificationCenter()
notification_center.add_observer(self, sender=audio_stream)
if chat:
self.streams.append(MediaStreamRegistry.ChatStream())
self.wave_ringtone = None
def start(self):
if self.play_file:
lock_file = "%s/playback.lock" % self.playback_dir
Path(lock_file).touch()
show_notice("Lock file %s created" % lock_file)
if isinstance(self.account, BonjourAccount) and '@' not in self.target:
show_notice('Bonjour mode requires a host in the destination address')
return
if '@' not in self.target:
self.target = '%s@%s' % (self.target, self.account.id.domain)
if not self.target.startswith('sip:') and not self.target.startswith('sips:'):
self.target = 'sip:' + self.target
try:
self.target = SIPURI.parse(self.target)
except SIPCoreError:
show_notice('Illegal SIP URI: %s' % self.target)
else:
if '.' not in self.target.host.decode() and not isinstance(self.account, BonjourAccount):
self.target.host = ('%s.%s' % (self.target.host.decode(), self.account.id.domain)).encode()
lookup = DNSLookup()
notification_center = NotificationCenter()
notification_center.add_observer(self, sender=lookup)
settings = SIPSimpleSettings()
if isinstance(self.account, Account) and self.account.sip.outbound_proxy is not None:
uri = SIPURI(host=self.account.sip.outbound_proxy.host, port=self.account.sip.outbound_proxy.port, parameters={'transport': self.account.sip.outbound_proxy.transport})
tls_name = self.account.sip.tls_name or self.account.sip.outbound_proxy.host
elif isinstance(self.account, Account) and self.account.sip.always_use_my_proxy:
uri = SIPURI(host=self.account.id.domain)
tls_name = self.account.sip.tls_name or self.account.id.domain
else:
uri = self.target
tls_name = uri.host
if self.account is not BonjourAccount():
if self.account.id.domain == uri.host.decode():
tls_name = self.account.sip.tls_name or self.account.id.domain
elif "isfocus" in str(uri) and uri.host.decode().endswith(self.account.id.domain):
tls_name = self.account.conference.tls_name or self.account.sip.tls_name or self.account.id.domain
else:
is_ip_address = re.match("^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$", uri.host.decode()) or ":" in uri.host.decode()
if "isfocus" in str(uri) and self.account.conference.tls_name:
tls_name = self.account.conference.tls_name
elif is_ip_address and self.account.sip.tls_name:
tls_name = self.account.sip.tls_name
show_notice('DNS lookup for %s' % uri)
lookup.lookup_sip_proxy(uri, settings.sip.transport_list, tls_name=tls_name)
def reconnect(self, after=5):
if not self.auto_reconnect:
return
api.sleep(after)
notification_center = NotificationCenter()
notification_center.post_notification('SessionMustReconnect', data=NotificationData(target=str(self.target)))
def handle_notification(self, notification):
handler = getattr(self, '_NH_%s' % notification.name, Null)
handler(notification)
def _NH_DNSLookupDidSucceed(self, notification):
notification_center = NotificationCenter()
notification_center.remove_observer(self, sender=notification.sender)
session = Session(self.account)
notification_center.add_observer(self, sender=session)
session.connect(ToHeader(self.target), routes=notification.data.result, streams=self.streams)
application = SIPSessionApplication()
application.outgoing_session = session
def _NH_DNSLookupDidFail(self, notification):
show_notice('Call to %s failed: DNS lookup error: %s' % (self.target, notification.data.error))
notification_center = NotificationCenter()
notification_center.remove_observer(self, sender=notification.sender)
self._playback_end(failed_reason='outgoing-failed-DNS')
self.reconnect(10)
def _NH_SIPSessionNewOutgoing(self, notification):
session = notification.sender
local_identity = str(session.local_identity.uri)
if session.local_identity.display_name:
local_identity = '"%s" <%s>' % (session.local_identity.display_name, local_identity)
remote_identity = str(session.remote_identity.uri)
self.remote_identity = remote_identity.split(":")[1]
if session.remote_identity.display_name:
remote_identity = '"%s" <%s>' % (session.remote_identity.display_name, remote_identity)
show_notice("Initiating SIP session from %s to %s via %s..." % (local_identity, remote_identity, session.route))
self.message_session_to = None
def _NH_SIPSessionGotRingIndication(self, notification):
settings = SIPSimpleSettings()
ui = UI()
ringtone = settings.sounds.audio_outbound
if ringtone and self.wave_ringtone is None and not self.play_file:
self.wave_ringtone = WavePlayer(SIPApplication.voice_audio_mixer, ringtone.path.normalized, volume=ringtone.volume, loop_count=0, pause_time=2)
SIPApplication.voice_audio_bridge.add(self.wave_ringtone)
self.wave_ringtone.start()
ui.status = 'Ringing...'
def _NH_SIPSessionWillStart(self, notification):
ui = UI()
if self.wave_ringtone:
self.wave_ringtone.stop()
SIPApplication.voice_audio_bridge.remove(self.wave_ringtone)
self.wave_ringtone = None
ui.status = 'Connecting...'
def _NH_SIPSessionDidEnd(self, notification):
self._playback_end()
session = notification.sender
show_notice('Session ended by %s' % notification.data.originator)
identity = str(session.remote_identity.uri)
notification_center = NotificationCenter()
notification_center.remove_observer(self, sender=session)
if session.remote_identity.display_name:
identity = '"%s" <%s>' % (session.remote_identity.display_name, identity)
if notification.data.originator == 'remote':
self.reconnect(5)
def _NH_SIPSessionDidStart(self, notification):
notification_center = NotificationCenter()
ui = UI()
session = notification.sender
ui.status = 'Connected'
reactor.callLater(2, setattr, ui, 'status', None)
application = SIPSessionApplication()
for stream in notification.data.streams:
if application.auto_record:
settings = SIPSimpleSettings()
if stream.type == 'audio':
direction = session.direction
remote = "%s@%s" % (session.remote_identity.uri.user, session.remote_identity.uri.host)
filename = "%s-%s-%s.wav" % (datetime.now().strftime("%Y%m%d-%H%M%S"), remote, direction)
path = os.path.join(settings.audio.directory.normalized, session.account.id, datetime.now().strftime("%Y%m%d"))
makedirs(path)
stream.start_recording(os.path.join(path, filename))
if stream.type in ('audio', 'video'):
show_notice('%s session established using %s codec at %sHz' % (stream.type.title(), stream.codec.capitalize(), stream.sample_rate))
if stream.ice_active:
show_notice('%s RTP endpoints %s:%d (ICE type %s) <-> %s:%d (ICE type %s)' % (stream.type.title(),
stream.local_rtp_address,
stream.local_rtp_port,
stream.local_rtp_candidate.type.lower(),
stream.remote_rtp_address,
stream.remote_rtp_port,
stream.remote_rtp_candidate.type.lower()
)
)
else:
show_notice('%s RTP endpoints %s:%d <-> %s:%d' % (stream.type.title(), stream.local_rtp_address, stream.local_rtp_port, stream.remote_rtp_address, stream.remote_rtp_port))
if session.remote_user_agent is not None:
show_notice('Remote SIP User Agent is "%s"' % session.remote_user_agent)
def _NH_MediaStreamDidStart(self, notification):
stream = notification.sender
if stream.type == 'audio' and self.play_file:
script = "%s/scripts/%s-playback-start" % (self.playback_dir, self.remote_identity)
if os.path.exists(script):
show_notice("Running script %s" % script)
p = subprocess.Popen(script)
else:
pass
#show_notice("Script does not exist %s" % script)
file = ResourcePath(self.play_file).normalized
show_notice("Playback file %s\n" % file)
self.playback_wave_player = WavePlayer(SIPApplication.voice_audio_mixer, file)
notification_center = NotificationCenter()
notification_center.add_observer(self, sender=self.playback_wave_player)
stream.bridge.add(self.playback_wave_player)
#SIPApplication.voice_audio_bridge.add(self.playback_wave_player)
self.playback_wave_player.start()
def _NH_WavePlayerDidEnd(self, notification):
notification_center = NotificationCenter()
notification_center.remove_observer(self, sender=notification.sender)
show_notice("Playback finished")
if notification.sender == self.playback_wave_player:
application = SIPSessionApplication()
if application.outgoing_session:
application.outgoing_session.end()
def _NH_WavePlayerDidFail(self, notification):
notification_center = NotificationCenter()
notification_center.remove_observer(self, sender=notification.sender)
show_notice('Playback %s failed: %s' % (notification.sender.filename, notification.data.error))
if notification.sender == self.playback_wave_player or self.play_file:
application = SIPSessionApplication()
if application.outgoing_session:
application.outgoing_session.end()
self._playback_end(failed_reason='outgoing-failed-playback')
def _NH_SIPSessionDidFail(self, notification):
code = notification.data.code
self._playback_end(failed_reason='outgoing-failed-' + str(code))
notification_center = NotificationCenter()
session = notification.sender
notification_center.remove_observer(self, sender=session)
if self.playback_wave_player:
SIPApplication.voice_audio_bridge.remove(self.playback_wave_player)
ui = UI()
ui.status = None
application = SIPSessionApplication()
application.outgoing_session = None
if self.wave_ringtone:
self.wave_ringtone.stop()
SIPApplication.voice_audio_bridge.remove(self.wave_ringtone)
self.wave_ringtone = None
if notification.data.failure_reason == 'user request' and code == 487:
show_notice('SIP session cancelled')
elif notification.data.failure_reason == 'user request':
show_notice('SIP session rejected by user (%d %s)' % (code, notification.data.reason))
else:
pass
#show_notice('SIP session failed: %s' % notification.data.failure_reason)
self.reconnect(15)
def _remove_lock(self):
# used by external audio recorder to know if we are in call
lock_file = "%s/playback.lock" % self.playback_dir
if os.path.exists(lock_file):
os.remove(lock_file)
def _playback_end(self, failed_reason=None):
reactor.callLater(0.1, self._remove_lock)
if not self.play_file:
return
settings = SIPSimpleSettings()
application = SIPSessionApplication()
if failed_reason or not application.auto_record:
save_path = os.path.join(settings.audio.directory.normalized, self.account.id, datetime.now().strftime("%Y%m%d"))
makedirs(save_path)
base = Path(self.play_file).stem
ext = Path(self.play_file).suffix
save_path = save_path + '/' + base + '-' + (failed_reason or 'outgoing') + ext
show_notice("Saved playback file to %s\n" % save_path)
os.rename(self.play_file, save_path)
if not failed_reason:
settings = SIPSimpleSettings()
api.sleep(0.2)
rogertone = settings.sounds.roger_beep
roger_tone = WavePlayer(SIPApplication.voice_audio_mixer, rogertone.path.normalized)
show_notice("Play roger beep")
SIPApplication.voice_audio_bridge.add(roger_tone)
roger_tone.start()
else:
api.sleep(0.2)
hangup_tone = WavePlayer(SIPApplication.voice_audio_mixer, ResourcePath('sounds/hangup_tone.wav').normalized)
SIPApplication.voice_audio_bridge.add(hangup_tone)
hangup_tone.start()
script = "%s/scripts/%s-playback-end" % (self.playback_dir, self.remote_identity)
if os.path.exists(script):
show_notice("Running script %s\n" % script)
p = subprocess.Popen(script)
if os.path.exists(self.play_file):
try:
os.remove(self.play_file)
except OSError:
pass
self.play_file = None
@implementer(IObserver)
class IncomingCallInitializer(object):
sessions = 0
tone_ringtone = None
def __init__(self, session, auto_answer_interval=None):
self.session = session
self.auto_answer_interval = auto_answer_interval
self.question = None
def start(self):
IncomingCallInitializer.sessions += 1
notification_center = NotificationCenter()
notification_center.add_observer(self, sender=self.session)
# start auto-answer
self.answer_timer = None
if self.auto_answer_interval == 0:
self.session.accept(self.session.proposed_streams)
return
elif self.auto_answer_interval and self.auto_answer_interval > 0:
self.answer_timer = reactor.callFromThread(reactor.callLater, self.auto_answer_interval, self.session.accept, self.session.proposed_streams)
# start ringing
application = SIPSessionApplication()
self.wave_ringtone = None
if application.active_session is None:
if IncomingCallInitializer.sessions == 1:
ringtone = self.session.account.sounds.audio_inbound.sound_file if self.session.account.sounds.audio_inbound is not None else None
if ringtone:
self.wave_ringtone = WavePlayer(SIPApplication.alert_audio_mixer, ringtone.path.normalized, volume=ringtone.volume, loop_count=0, pause_time=2)
SIPApplication.alert_audio_bridge.add(self.wave_ringtone)
self.wave_ringtone.start()
elif IncomingCallInitializer.tone_ringtone is None:
IncomingCallInitializer.tone_ringtone = WavePlayer(SIPApplication.voice_audio_mixer, ResourcePath('sounds/ring_tone.wav').normalized, loop_count=0, pause_time=6)
SIPApplication.voice_audio_bridge.add(IncomingCallInitializer.tone_ringtone)
IncomingCallInitializer.tone_ringtone.start()
self.session.send_ring_indication()
# ask question
identity = str(self.session.remote_identity.uri)
if self.session.remote_identity.display_name:
identity = '"%s" <%s>' % (self.session.remote_identity.display_name, identity)
streams = '/'.join(stream.type for stream in self.session.proposed_streams)
if self.session.replaced_session:
self.session.accept(self.session.proposed_streams)
show_notice("SIP session was transfered to %s" % identity)
else:
self.question = Question("Incoming %s from %s, do you want to accept? (a)ccept/(r)eject/(b)usy" % (streams, identity), 'arbi', bold=True)
notification_center.add_observer(self, sender=self.question)
ui = UI()
ui.add_question(self.question)
def handle_notification(self, notification):
handler = getattr(self, '_NH_%s' % notification.name, Null)
handler(notification)
def _NH_UIQuestionGotAnswer(self, notification):
notification_center = NotificationCenter()
ui = UI()
application = SIPSessionApplication()
notification_center.remove_observer(self, sender=notification.sender)
answer = notification.data.answer
self.question = None
#show_notice('Got answer %s' % answer)
if answer == 'a':
if application.received_private_key:
self.question = Question("Please enter the pincode to decrypt the key...", 'ar', bold=True)
ui.add_question(self.question)
return
self.session.accept(self.session.proposed_streams)
ui.status = 'Accepting...'
elif answer == 'r':
if application.received_private_key:
application.received_private_key = None
return
self.session.reject()
ui.status = 'Rejected'
reactor.callLater(3, setattr, ui, 'status', None)
elif answer == 'b':
self.session.reject(486)
ui.status = 'Sent Busy Here'
reactor.callLater(3, setattr, ui, 'status', None)
if self.wave_ringtone:
self.wave_ringtone.stop()
self.wave_ringtone = None
if IncomingCallInitializer.sessions > 1:
if IncomingCallInitializer.tone_ringtone is None:
IncomingCallInitializer.tone_ringtone = WavePlayer(SIPApplication.voice_audio_mixer, ResourcePath('sounds/ring_tone.wav').normalized, loop_count=0, pause_time=6)
SIPApplication.voice_audio_bridge.add(IncomingCallInitializer.tone_ringtone)
IncomingCallInitializer.tone_ringtone.start()
elif IncomingCallInitializer.tone_ringtone:
IncomingCallInitializer.tone_ringtone.stop()
IncomingCallInitializer.tone_ringtone = None
if self.answer_timer is not None and self.answer_timer.active():
self.answer_timer.cancel()
def _NH_SIPSessionWillStart(self, notification):
ui = UI()
if self.question is not None:
notification_center = NotificationCenter()
notification_center.remove_observer(self, sender=self.question)
ui.remove_question(self.question)
self.question = None