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sip-audio-session3
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#!/usr/bin/env python3
import atexit
import glob
import os
import platform
import select
import shutil
import signal
import re
import sys
import termios
import uuid
import subprocess
from datetime import datetime
from eventlib import api
from itertools import chain
from optparse import OptionParser
from threading import Thread
from time import sleep
from lxml import html
from application import log
from application.notification import NotificationCenter, NotificationData
from application.python import Null
from application.process import process
from application.python.queue import EventQueue
from application.system import makedirs
from gnutls.errors import GNUTLSError
from gnutls.crypto import X509Certificate, X509PrivateKey
from twisted.internet import reactor
from pathlib import Path
from sipsimple.account import Account, AccountManager, BonjourAccount
from sipsimple.audio import WavePlayer
from sipsimple.application import SIPApplication
from sipsimple.configuration import ConfigurationError
from sipsimple.configuration.settings import SIPSimpleSettings
from sipsimple.core import Engine, SIPCoreError, SIPURI, ToHeader, Header, CORE_REVISION, PJ_VERSION, PJ_SVN_REVISION
from sipsimple import __version__ as version
from sipsimple.lookup import DNSLookup
from sipsimple.session import Session, IllegalStateError
from sipsimple.streams import MediaStreamRegistry
from sipsimple.storage import FileStorage
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
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 InputThread(Thread):
def __init__(self):
Thread.__init__(self)
self.setDaemon(True)
self._old_terminal_settings = None
def start(self):
atexit.register(self._termios_restore)
Thread.start(self)
def run(self):
notification_center = NotificationCenter()
while True:
chars = list(self._getchars())
while chars:
char = chars.pop(0)
if char == '\x1b': # escape
if len(chars) >= 2 and chars[0] == '[' and chars[1] in ('A', 'B', 'C', 'D'): # one of the arrow keys
char = char + chars.pop(0) + chars.pop(0)
notification_center.post_notification('SIPApplicationGotInput', sender=self, data=NotificationData(input=char))
def stop(self):
self._termios_restore()
def _termios_restore(self):
if self._old_terminal_settings is not None:
termios.tcsetattr(sys.stdin.fileno(), termios.TCSADRAIN, self._old_terminal_settings)
def _getchars(self):
fd = sys.stdin.fileno()
if os.isatty(fd):
self._old_terminal_settings = termios.tcgetattr(fd)
new = termios.tcgetattr(fd)
new[3] = new[3] & ~termios.ICANON & ~termios.ECHO
new[6][termios.VMIN] = b'\000'
try:
termios.tcsetattr(fd, termios.TCSADRAIN, new)
if select.select([fd], [], [], None)[0]:
return sys.stdin.read(4192)
finally:
self._termios_restore()
else:
return os.read(fd, 4192)
class RTPStatisticsThread(Thread):
def __init__(self, application):
Thread.__init__(self)
self.setDaemon(True)
self.application = application
self.stopped = False
def run(self):
notification_center = NotificationCenter()
last_active_session = None
while not self.stopped:
if self.application.active_session is not None and self.application.active_session.streams:
if last_active_session != self.application.active_session:
last_rx_packets = 0
lost_rtp_count = 0
last_active_session = self.application.active_session
audio_stream = self.application.active_session.streams[0]
stats = audio_stream.statistics
if stats is not None:
rx_packets = stats['rx']['packets'] - last_rx_packets
last_rx_packets = stats['rx']['packets']
if rx_packets == 0:
lost_rtp_count = lost_rtp_count + 1
else:
lost_rtp_count = 0
if lost_rtp_count:
notification_center.post_notification('RTPWasLost', sender=self.application.active_session, data=NotificationData(count=lost_rtp_count))
msg = '%s RTP audio statistics: RTT=%d ms, packet loss=%.1f%%, jitter RX/TX=%d/%d ms\n' % (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)
notification_center.post_notification('RTPStatisticsLog', sender=self.application.active_session, data=NotificationData(line=msg))
try:
video_stream = self.application.active_session.streams[1]
except IndexError:
pass
else:
stats = video_stream.statistics
if stats is not None:
msg = '%s RTP video statistics: RTT=%d ms, packet loss=%.1f%%, jitter RX/TX=%d/%d ms\n' % (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)
notification_center.post_notification('RTPStatisticsLog', sender=self.application.active_session, data=NotificationData(line=msg))
sleep(5)
def stop(self):
self.stopped = True
class CancelThread(Thread):
def __init__(self, application):
Thread.__init__(self)
self.setDaemon(True)
self.application = application
self.stopped = False
def run(self):
while not self.stopped:
self.application.end_session_if_needed()
self.application.stop_if_needed()
sleep(1)
def stop(self):
self.stopped = True
class SIPAudioApplication(SIPApplication):
def __init__(self):
self.account = None
self.options = None
self.target = None
self.active_session = None
self.answer_timers = {}
self.hangup_timers = {}
self.started_sessions = []
self.incoming_sessions = []
self.outgoing_session = None
self.neighbours = {}
self.registration_succeeded = False
self.success = False
self.input = None
self.output = None
self.ip_address_monitor = IPAddressMonitor()
self.logger = None
self.rtp_statistics = None
self.alert_tone_generator = None
self.voice_tone_generator = None
self.wave_inbound_ringtone = None
self.wave_outbound_ringtone = None
self.tone_ringtone = None
self.hold_tone = None
self.ignore_local_hold = False
self.ignore_local_unhold = False
self.batch_mode = False
self.stop_call_thread = None
self.session_spool_dir = None
self.play_file = None
self.playback_wave_player = None
self.disable_ringtone = False
self.disable_hanguptone = False
self.enable_playback = False
self.play_failure_code = False
self.rtp_lost = False
self.show_rtp_statistics = False
self.transfer_session = False
def _write(self, message):
sys.stdout.write(message)
sys.stdout.flush()
def start(self, target, options):
notification_center = NotificationCenter()
if options.daemonize:
process.daemonize()
self.options = options
self.target = target
self.auto_reconnect = options.auto_reconnect
self.batch_mode = options.batch_mode
self.enable_video = options.enable_video
self.log_register = options.log_register
self.play_failure_code = options.play_failure_code
self.input = InputThread() if not self.batch_mode else None
self.output = EventQueue(self._write)
self.logger = Logger(sip_to_stdout=options.trace_sip, pjsip_to_stdout=options.trace_pjsip, notifications_to_stdout=options.trace_notifications)
notification_center.add_observer(self, sender=self)
notification_center.add_observer(self, sender=self.input)
notification_center.add_observer(self, name='SIPSessionNewIncoming')
notification_center.add_observer(self, name='SIPSessionNewOutgoing')
notification_center.add_observer(self, name='RTPStreamDidChangeRTPParameters')
notification_center.add_observer(self, name='RTPStreamICENegotiationDidSucceed')
notification_center.add_observer(self, name='RTPStreamICENegotiationDidFail')
notification_center.add_observer(self, name='RTPStreamICENegotiationStateDidChange')
notification_center.add_observer(self, name='SIPSessionGotConferenceInfo')
notification_center.add_observer(self, name='TLSTransportHasChanged')
notification_center.add_observer(self, name='MediaStreamDidStart')
notification_center.add_observer(self, name='SessionMustReconnect')
notification_center.add_observer(self, name='SIPSessionTransferGotProgress')
notification_center.add_observer(self, name='SIPSessionTransferDidFail')
notification_center.add_observer(self, name='SIPSessionTransferNewIncoming')
if self.input:
self.input.start()
self.output.start()
log.level.current = log.level.WARNING # get rid of twisted messages
Account.register_extension(AccountExtension)
BonjourAccount.register_extension(BonjourAccountExtension)
SIPSimpleSettings.register_extension(SIPSimpleSettingsExtension)
self.config_directory = options.config_directory or config_directory
self.disable_ringtone = options.disable_ringtone
self.disable_hanguptone = options.disable_hanguptone
self.auto_record = options.auto_record
try:
self.output.put("Using config directory: %s\n" % self.config_directory)
SIPApplication.start(self, FileStorage(self.config_directory))
except ConfigurationError as e:
self.output.put("Failed to load sipclient's configuration: %s\n" % str(e))
self.output.put("If an old configuration file is in place, delete it or move it and recreate the configuration using the sip_settings script.\n")
self.output.stop()
else:
self.output.put("SDK version %s, core version %s, PJSIP version %s (%s)\n" % (version, CORE_REVISION, PJ_VERSION.decode(), PJ_SVN_REVISION))
if options.spool_dir:
self.spool_dir = options.spool_dir
else:
self.spool_dir = "%s/spool/sesssions" % self.config_directory
try:
makedirs(self.spool_dir)
except Exception as e:
log.error('Failed to create spool directory at {directory}: {exception!s}'.format(directory=self.spool_dir, exception=e))
else:
self.output.put("Using spool directory %s\n" % self.spool_dir)
stop_app_file = "%s/stop" % self.spool_dir
if os.path.exists(stop_app_file):
os.remove(stop_app_file)
self.output.put("To stop the app: touch %s\n" % stop_app_file)
self.scripts_dir = "%s/scripts" % self.config_directory
try:
makedirs(self.scripts_dir)
except Exception as e:
log.error('Failed to create scripts directory at {directory}: {exception!s}'.format(directory=dir, exception=e))
self.enable_playback = options.enable_playback
if options.playback_dir:
self.playback_dir = options.playback_dir
else:
self.playback_dir = "%s/spool/playback" % self.config_directory
makedirs(self.playback_dir)
self._remove_lock()
if self.enable_playback:
self.playback_queue = EventQueue(self._handle_outgoing_playback)
active_playback_dir = self.playback_dir + '/active'
makedirs(active_playback_dir)
scripts_playback_dir = self.playback_dir + '/scripts'
makedirs(scripts_playback_dir)
def poll_playback_directory(self):
if self.outgoing_session:
reactor.callLater(0.2, self.poll_playback_directory)
return
files = list(filter(os.path.isfile, glob.glob(self.playback_dir + "/*.wav")))
files.sort(key=lambda x: os.path.getmtime(x))
for file in files:
if len(file.split('@')) == 2:
active_playback_dir = self.playback_dir + '/active'
basename = os.path.basename(file)
self.output.put("Audio recording detected: %s\n" % file)
filename = '%s/%s-%s' % (active_playback_dir, datetime.now().strftime("%Y%m%d-%H%M%S"), basename)
os.replace(file, filename)
play_object = {'target': os.path.splitext(basename)[0],
'filename': filename}
self.playback_queue.put(play_object)
reactor.callLater(0.2, self.poll_playback_directory)
def _handle_outgoing_playback(self, play_object):
self.play_file = play_object['filename']
self.start_outgoing_call(play_object['target'])
def print_help(self):
message = 'Available control keys:\n'
message += ' s: toggle SIP trace on the console\n'
message += ' j: toggle PJSIP trace on the console\n'
message += ' n: toggle notifications trace on the console\n'
message += ' p: toggle printing RTP statistics on the console\n'
message += ' h: hang-up the active session\n'
message += ' r: toggle audio recording\n'
message += ' m: mute the microphone\n'
message += ' i: change audio input device\n'
message += ' o: change audio output device\n'
message += ' a: change audio alert device\n'
message += ' SPACE: hold/unhold\n'
message += ' Ctrl-d: quit the program\n'
message += ' ?: display this help message\n'
self.output.put('\n'+message+'\n')
def _NH_SIPApplicationWillStart(self, notification):
account_manager = AccountManager()
notification_center = NotificationCenter()
settings = SIPSimpleSettings()
#if 'armv7' in platform.platform() and settings.audio.echo_canceller.enabled:
# self.output.put("Disable echo canceller on ARM architecture\n")
# settings.audio.echo_canceller.enabled = False
# settings.save()
for account in account_manager.iter_accounts():
if isinstance(account, Account):
account.sip.register = False
account.presence.enabled = False
account.xcap.enabled = False
account.message_summary.enabled = False
if self.options.account is None:
self.account = account_manager.default_account
else:
possible_accounts = [account for account in account_manager.iter_accounts() if self.options.account in account.id and account.enabled]
if len(possible_accounts) > 1:
self.output.put('More than one account exists which matches %s: %s\n' % (self.options.account, ', '.join(sorted(account.id for account in possible_accounts))))
self.output.stop()
self.stop()
self.end_cancel_thread()
return
elif len(possible_accounts) == 0:
self.output.put('No enabled account that matches %s was found. Available and enabled accounts: %s\n' % (self.options.account, ', '.join(sorted(account.id for account in account_manager.get_accounts() if account.enabled))))
self.output.stop()
self.stop()
self.end_cancel_thread()
return
else:
self.account = possible_accounts[0]
notification_center.add_observer(self, sender=self.account)
if isinstance(self.account, Account) and self.target is None:
self.account.sip.register = True
self.account.presence.enabled = False
self.account.xcap.enabled = False
self.account.message_summary.enabled = False
self.output.put('Using account %s\n' % self.account.id)
self.logger.start()
if settings.logs.trace_sip and self.logger._siptrace_filename is not None:
self.output.put('Logging SIP trace to file "%s"\n' % self.logger._siptrace_filename)
if settings.logs.trace_pjsip and self.logger._pjsiptrace_filename is not None:
self.output.put('Logging PJSIP trace to file "%s"\n' % self.logger._pjsiptrace_filename)
if settings.logs.trace_notifications and self.logger._notifications_filename is not None:
self.output.put('Logging notifications trace to file "%s"\n' % self.logger._notifications_filename)
if self.options.disable_sound:
settings.audio.input_device = None
settings.audio.output_device = None
settings.audio.alert_device = None
if self.options.enable_default_devices:
settings.audio.input_device = 'system_default'
settings.audio.output_device = 'system_default'
settings.audio.alert_device = 'system_default'
def handle_notification(self, notification):
alive_file = os.path.join(self.config_directory, 'last_notification')
Path(alive_file).touch()
handler = getattr(self, '_NH_%s' % notification.name, Null)
handler(notification)
def _NH_SIPApplicationDidStart(self, notification):
engine = Engine()
settings = SIPSimpleSettings()
self.rtp_statistics = RTPStatisticsThread(self)
self.rtp_statistics.start()
engine.trace_sip = self.logger.sip_to_stdout or settings.logs.trace_sip
engine.log_level = settings.logs.pjsip_level if (self.logger.pjsip_to_stdout or settings.logs.trace_pjsip) else 0
self.ip_address_monitor.start()
if self.enable_playback:
self.output.put("Polling %s for wav files\n" % self.playback_dir)
self.playback_queue.start()
reactor.callLater(3, self.poll_playback_directory)
self.output.put('Available audio input devices: %s\n' % ', '.join(['None', 'system_default'] + sorted(engine.input_devices)))
self.output.put('Available audio output devices: %s\n' % ', '.join(['None', 'system_default'] + sorted(engine.output_devices)))
self.output.put('Available audio codecs: %s\n' % ', '.join([codec.decode() for codec in engine._ua.available_codecs]))
self.output.put('Configured audio codecs: %s\n' % ', '.join([codec for codec in settings.rtp.audio_codec_list]))
self.output.put('Available video codecs: %s\n' % ', '.join([codec.decode() for codec in engine._ua.available_video_codecs]))
self.output.put('Configured video codecs: %s\n' % ', '.join([codec for codec in settings.rtp.video_codec_list]))
if engine.video_devices:
self.output.put('Available cameras: %s\n' % ', '.join(sorted(engine.video_devices)))
if self.enable_video:
self.output.put('No camera present, video is disabled')
self.enable_video = False
if self.voice_audio_mixer.input_device == 'system_default':
self.output.put('Using audio input device: %s (system default device)\n' % self.voice_audio_mixer.real_input_device)
else:
self.output.put('Using audio input device: %s\n' % self.voice_audio_mixer.input_device)
if self.voice_audio_mixer.output_device == 'system_default':
self.output.put('Using audio output device: %s (system default device)\n' % self.voice_audio_mixer.real_output_device)
else:
self.output.put('Using audio output device: %s\n' % self.voice_audio_mixer.output_device)
if self.alert_audio_mixer.output_device == 'system_default':
self.output.put('Using audio alert device: %s (system default device)\n' % self.alert_audio_mixer.real_output_device)
else:
self.output.put('Using audio alert device: %s\n' % self.alert_audio_mixer.output_device)
if not self.batch_mode and not self.disable_ringtone:
self.print_help()
inbound_ringtone = self.account.sounds.audio_inbound.sound_file if self.account.sounds.audio_inbound is not None else None
outbound_ringtone = settings.sounds.audio_outbound
if inbound_ringtone:
self.wave_inbound_ringtone = WavePlayer(self.alert_audio_mixer, inbound_ringtone.path.normalized, volume=inbound_ringtone.volume, loop_count=0, pause_time=2)
self.alert_audio_bridge.add(self.wave_inbound_ringtone)
if not self.disable_ringtone:
if outbound_ringtone:
self.wave_outbound_ringtone = WavePlayer(self.voice_audio_mixer, outbound_ringtone.path.normalized, volume=outbound_ringtone.volume, loop_count=0, pause_time=2)
self.voice_audio_bridge.add(self.wave_outbound_ringtone)
self.tone_ringtone = WavePlayer(self.voice_audio_mixer, ResourcePath('sounds/ring_tone.wav').normalized, loop_count=0, pause_time=6)
self.voice_audio_bridge.add(self.tone_ringtone)
self.hold_tone = WavePlayer(self.voice_audio_mixer, ResourcePath('sounds/hold_tone.wav').normalized, loop_count=0, pause_time=30, volume=50)
self.voice_audio_bridge.add(self.hold_tone)
if settings.tls.ca_list is None:
copy_default_certificates()
self.output.put('Initializing default TLS certificates and settings')
settings.tls.ca_list = os.path.join(config_directory, 'tls/ca.crt')
settings.tls.certificate = os.path.join(config_directory, 'tls/default.crt')
settings.tls.verify_server = True
settings.save()
if self.options.mute:
self.output.put('Mute microphone at start\n')
self.voice_audio_mixer.muted = True
if self.target is not None:
self.start_outgoing_call(target)
def _NH_SessionMustReconnect(self, notification):
self.output.put('Reconnecting session to %s\n' % notification.data.target)
self.start_outgoing_call(notification.data.target)
def start_outgoing_call(self, target):
self.target = target
if isinstance(self.account, BonjourAccount) and '@' not in self.target:
self.output.put('Bonjour mode requires a host in the destination address\n')
if not self.enable_playback:
self.stop()
self.end_cancel_thread()
return
if self.play_file:
lock_file = "%s/playback.lock" % self.playback_dir
Path(lock_file).touch()
#self.output.put("Lock file %s created\n" % lock_file)
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:
self.output.put('Illegal SIP URI: %s\n' % self.target)
if not self.enable_playback:
self.stop()
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()
settings = SIPSimpleSettings()
notification_center.add_observer(self, sender=lookup)
self.session_spool_dir = self.spool_dir + "/" + (self.options.external_id or str(uuid.uuid1()))
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
#self.output.put('DNS lookup for %s\n' % uri)
lookup.lookup_sip_proxy(uri, settings.sip.transport_list, tls_name=tls_name)
try:
makedirs(self.session_spool_dir)
except Exception as e:
log.error('Failed to create session spool directory at {directory}: {exception!s}'.format(directory=self.session_spool_dir, exception=e))
else:
if self.stop_call_thread is None:
self.stop_call_thread = CancelThread(self)
self.stop_call_thread.start()
self.output.put("To stop the call: touch %s/stop\n" % self.session_spool_dir)
def _NH_SIPApplicationWillEnd(self, notification):
if isinstance(self.account, Account):
self.account.sip.register = False
self.ip_address_monitor.stop()
def _NH_SIPApplicationDidEnd(self, notification):
if self.input:
self.input.stop()
self.output.stop()
self.output.join()
def _NH_SIPEngineDetectedNATType(self, notification):
SIPApplication._NH_SIPEngineDetectedNATType(self, notification)
if notification.data.succeeded:
self.output.put('Detected NAT type: %s\n' % notification.data.nat_type)
def _NH_SIPApplicationGotInput(self, notification):
engine = Engine()
notification_center = NotificationCenter()
settings = SIPSimpleSettings()
if notification.data.input == '\x04':
if self.active_session is not None:
self.output.put('Ending audio session...\n')
self.active_session.end()
elif self.outgoing_session is not None:
self.output.put('Cancelling audio session...\n')
self.outgoing_session.end()
else:
self.stop()
self.end_cancel_thread()
elif notification.data.input == '?':
self.print_help()
elif notification.data.input in ('y', 'n') and self.incoming_sessions:
accepted_types = ['video', 'audio', 'chat'] if self.enable_video else ['audio', 'chat']
session = self.incoming_sessions.pop(0)
if notification.data.input == 'y':
session.accept([stream for stream in session.proposed_streams if stream.type in accepted_types])
else:
session.reject()
elif notification.data.input in ('y', 'n') and self.transfer_session:
session = self.transfer_session
try:
if notification.data.input == 'y':
session.accept_transfer()
else:
session.reject_transfer()
except IllegalStateError:
pass
self.transfer_session = False
elif notification.data.input == 'm':
self.voice_audio_mixer.muted = not self.voice_audio_mixer.muted
self.output.put('The microphone is now %s\n' % ('muted' if self.voice_audio_mixer.muted else 'unmuted'))
elif notification.data.input == 'i':
input_devices = [None, 'system_default'] + sorted(engine.input_devices)
if self.voice_audio_mixer.input_device in input_devices:
old_input_device = self.voice_audio_mixer.input_device
else:
old_input_device = None
tail_length = settings.audio.echo_canceller.tail_length if settings.audio.echo_canceller.enabled else 0
new_input_device = input_devices[(input_devices.index(old_input_device)+1) % len(input_devices)]
try:
self.voice_audio_mixer.set_sound_devices(new_input_device, self.voice_audio_mixer.output_device, tail_length)
except SIPCoreError as e:
self.output.put('Failed to set input device to %s: %s\n' % (new_input_device, str(e)))
else:
if new_input_device == 'system_default':
self.output.put('Audio input device changed to %s (system default device)\n' % self.voice_audio_mixer.real_input_device)
else:
self.output.put('Audio input device changed to %s\n' % new_input_device)
elif notification.data.input == 'o':
output_devices = [None, 'system_default'] + sorted(engine.output_devices)
if self.voice_audio_mixer.output_device in output_devices:
old_output_device = self.voice_audio_mixer.output_device
else:
old_output_device = None
tail_length = settings.audio.echo_canceller.tail_length if settings.audio.echo_canceller.enabled else 0
new_output_device = output_devices[(output_devices.index(old_output_device)+1) % len(output_devices)]
try:
self.voice_audio_mixer.set_sound_devices(self.voice_audio_mixer.input_device, new_output_device, tail_length)
except SIPCoreError as e:
self.output.put('Failed to set output device to %s: %s\n' % (new_output_device, str(e)))
else:
if new_output_device == 'system_default':
self.output.put('Audio output device changed to %s (system default device)\n' % self.voice_audio_mixer.real_output_device)
else:
self.output.put('Audio output device changed to %s\n' % new_output_device)
elif notification.data.input == 'a':
output_devices = [None, 'system_default'] + sorted(engine.output_devices)
if self.alert_audio_mixer.output_device in output_devices:
old_output_device = self.alert_audio_mixer.output_device
else:
old_output_device = None
tail_length = settings.audio.echo_canceller.tail_length if settings.audio.echo_canceller.enabled else 0
new_output_device = output_devices[(output_devices.index(old_output_device)+1) % len(output_devices)]
try:
self.alert_audio_mixer.set_sound_devices(self.alert_audio_mixer.input_device, new_output_device, tail_length)
except SIPCoreError as e:
self.output.put('Failed to set alert device to %s: %s\n' % (new_output_device, str(e)))
else:
if new_output_device == 'system_default':
self.output.put('Audio alert device changed to %s (system default device)\n' % self.alert_audio_mixer.real_output_device)
else:
self.output.put('Audio alert device changed to %s\n' % new_output_device)
elif notification.data.input == 'h':
if self.active_session is not None:
self.output.put('Ending audio session...\n')
self.active_session.end()
elif self.outgoing_session is not None:
self.output.put('Cancelling audio session...\n')
self.outgoing_session.end()
elif notification.data.input == ' ':
if self.active_session is not None:
if self.active_session.on_hold:
self.active_session.unhold()
else:
self.active_session.hold()
elif notification.data.input in ('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '*', '#', 'A', 'B', 'C', 'D'):
if self.active_session is not None:
try:
audio_stream = self.active_session.streams[0]
except IndexError:
pass
else:
digit = notification.data.input
filename = 'sounds/dtmf_%s_tone.wav' % {'*': 'star', '#': 'pound'}.get(digit, digit)
wave_player = WavePlayer(self.voice_audio_mixer, ResourcePath(filename).normalized)
notification_center.add_observer(self, sender=wave_player)
audio_stream.send_dtmf(digit)
if self.active_session.account.rtp.inband_dtmf:
audio_stream.bridge.add(wave_player)
self.voice_audio_bridge.add(wave_player)
wave_player.start()
elif notification.data.input in ('\x1b[A', '\x1b[D') and len(self.started_sessions) > 0: # UP and LEFT
if self.active_session is None:
self.active_session = self.started_sessions[0]
self.active_session.unhold()
self.ignore_local_unhold = True
elif len(self.started_sessions) > 1:
self.active_session.hold()
self.active_session = self.started_sessions[self.started_sessions.index(self.active_session)-1]
self.active_session.unhold()
self.ignore_local_unhold = True
else:
return
identity = str(self.active_session.remote_identity.uri)
if self.active_session.remote_identity.display_name:
identity = '"%s" <%s>' % (self.active_session.remote_identity.display_name, identity)
self.output.put('Active audio session: "%s" (%d/%d)\n' % (identity, self.started_sessions.index(self.active_session)+1, len(self.started_sessions)))
elif notification.data.input in ('\x1b[B', '\x1b[C') and len(self.started_sessions) > 0: # DOWN and RIGHT
if self.active_session is None:
self.active_session = self.started_sessions[0]
self.active_session.unhold()
self.ignore_local_unhold = True
elif len(self.started_sessions) > 1:
self.active_session.hold()
self.active_session = self.started_sessions[(self.started_sessions.index(self.active_session)+1) % len(self.started_sessions)]
self.active_session.unhold()
self.ignore_local_unhold = True
else:
return
identity = str(self.active_session.remote_identity.uri)
if self.active_session.remote_identity.display_name:
identity = '"%s" <%s>' % (self.active_session.remote_identity.display_name, identity)
self.output.put('Active audio session: "%s" (%d/%d)\n' % (identity, self.started_sessions.index(self.active_session)+1, len(self.started_sessions)))
elif notification.data.input == 'r':
if self.active_session is None or not self.active_session.streams:
return
session = self.active_session
audio_stream = self.active_session.streams[0]
if audio_stream.recorder is not None:
audio_stream.stop_recording()
else:
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)
audio_stream.start_recording(os.path.join(path, filename))
elif notification.data.input == 'p':
self.show_rtp_statistics = not self.show_rtp_statistics
if self.show_rtp_statistics:
self.output.put('Output of RTP statistics on console is now activated\n')
else:
self.output.put('Output of RTP statistics on console is now dectivated\n')
elif notification.data.input == 'j':
self.logger.pjsip_to_stdout = not self.logger.pjsip_to_stdout
engine.log_level = settings.logs.pjsip_level if (self.logger.pjsip_to_stdout or settings.logs.trace_pjsip) else 0
self.output.put('PJSIP tracing to console is now %s\n' % ('activated' if self.logger.pjsip_to_stdout else 'deactivated'))
elif notification.data.input == 'n':
self.logger.notifications_to_stdout = not self.logger.notifications_to_stdout
self.output.put('Notification tracing to console is now %s.\n' % ('activated' if self.logger.notifications_to_stdout else 'deactivated'))
elif notification.data.input == 's':
self.logger.sip_to_stdout = not self.logger.sip_to_stdout
engine.trace_sip = self.logger.sip_to_stdout or settings.logs.trace_sip
self.output.put('SIP tracing to console is now %s\n' % ('activated' if self.logger.sip_to_stdout else 'deactivated'))
def _NH_SIPEngineGotException(self, notification):
self.output.put('An exception occured within the SIP core:\n%s\n' % notification.data.traceback)
def _NH_SIPAccountRegistrationDidSucceed(self, notification):
if self.registration_succeeded:
return
contact_header = notification.data.contact_header
contact_header_list = notification.data.contact_header_list
expires = notification.data.expires
registrar = notification.data.registrar
if self.log_register:
message = '%s Registered contact "%s" for sip:%s at %s:%d;transport=%s (expires in %d seconds).\n' % (datetime.now().replace(microsecond=0), contact_header.uri, self.account.id, registrar.address, registrar.port, registrar.transport, expires)
if len(contact_header_list) > 1:
message += 'Other registered contacts:\n%s\n' % '\n'.join([' %s (expires in %s seconds)' % (str(other_contact_header.uri), other_contact_header.expires) for other_contact_header in contact_header_list if other_contact_header.uri != notification.data.contact_header.uri])
self.output.put(message)
self.registration_succeeded = True
def _NH_SIPAccountRegistrationDidFail(self, notification):
if self.log_register:
self.output.put('%s Failed to register contact for sip:%s: %s (retrying in %.2f seconds)\n' % (datetime.now().replace(microsecond=0), self.account.id, notification.data.error, notification.data.retry_after))
self.registration_succeeded = False
def _NH_SIPAccountRegistrationDidEnd(self, notification):
if self.log_register:
self.output.put('%s Registration ended.\n' % datetime.now().replace(microsecond=0))
def _NH_BonjourAccountRegistrationDidSucceed(self, notification):
if self.log_register:
self.output.put('%s Registered Bonjour contact %s\n' % (datetime.now().replace(microsecond=0), notification.data.name))
def _NH_BonjourAccountRegistrationDidFail(self, notification):
pass
#self.output.put('%s Failed to register Bonjour contact: %s\n' % (datetime.now().replace(microsecond=0), notification.data.reason))
def _NH_BonjourAccountRegistrationDidEnd(self, notification):
if self.log_register:
self.output.put('%s Registration ended.\n' % datetime.now().replace(microsecond=0))
def _NH_BonjourAccountDidAddNeighbour(self, notification):
neighbour, record = notification.data.neighbour, notification.data.record
now = datetime.now().replace(microsecond=0)
self.output.put('%s Bonjour neighbour joined: %s (%s) <%s>\n' % (now, record.name, record.host, record.uri))
self.neighbours[neighbour] = BonjourNeighbour(neighbour, record.uri, record.name, record.host)
def _NH_BonjourAccountDidUpdateNeighbour(self, notification):
neighbour, record = notification.data.neighbour, notification.data.record
now = datetime.now().replace(microsecond=0)
try:
bonjour_neighbour = self.neighbours[neighbour]
except KeyError:
self.output.put('%s Bonjour neighbour joined: "%s (%s)" <%s>\n' % (now, record.name, record.host, record.uri))
self.neighbours[neighbour] = BonjourNeighbour(neighbour, record.uri, record.name, record.host)
else:
self.output.put('%s Bonjour neighbour updated: "%s (%s)" <%s>\n' % (now, record.name, record.host, record.uri))
bonjour_neighbour.display_name = record.name
bonjour_neighbour.host = record.host
bonjour_neighbour.uri = record.uri
def _NH_SIPSessionTransferGotProgress(self, notification):
self.output.put('Session transfer progress: %s (%s)\n' % (notification.data.reason, notification.data.code))
def _NH_SIPSessionTransferDidFail(self, notification):
self.output.put('Session transfer failed: %s (%s)\n' % (notification.data.reason, notification.data.code))
def _NH_SIPSessionTransferNewIncoming(self, notification):
target = "%s@%s" % (notification.data.transfer_destination.user.decode(), notification.data.transfer_destination.host.decode())
self.output.put("Call transfer request to %s, do you accept? (y/n)\n" % target)
self.transfer_session = notification.sender
def _NH_BonjourAccountDidRemoveNeighbour(self, notification):
neighbour = notification.data.neighbour
now = datetime.now().replace(microsecond=0)
try:
bonjour_neighbour = self.neighbours.pop(neighbour)
except KeyError:
pass
else:
self.output.put('%s Bonjour neighbour left: "%s (%s)" <%s>\n' % (now, bonjour_neighbour.display_name, bonjour_neighbour.host, bonjour_neighbour.uri))
def _NH_DNSLookupDidSucceed(self, notification):
notification_center = NotificationCenter()
results = ('%s:%s (%s)' % (result.address, result.port, result.transport.upper()) for result in notification.data.result)
result_text = ', '.join(results)
self.output.put("\nDNS lookup for %s succeeded: %s\n" % (self.target.host.decode(), result_text))
if self.end_session_if_needed():
self.stop()
self.end_cancel_thread()
self.outgoing_session = session = Session(self.account)
notification_center.add_observer(self, sender=session)
streams = [MediaStreamRegistry.AudioStream(), MediaStreamRegistry.VideoStream()] if self.enable_video else [MediaStreamRegistry.AudioStream()]
session.connect(ToHeader(self.target), routes=notification.data.result, streams=streams)
def _NH_DNSLookupDidFail(self, notification):
self.output.put('DNS lookup failed: %s\n' % notification.data.error)
self._playback_end(failed_reason='outgoing-failed-DNS')
if not self.enable_playback and not self.options.auto_reconnect:
self.stop()
self.end_cancel_thread()
self.reconnect(10)
def _NH_RTPStatisticsLog(self, notification):
if not self.show_rtp_statistics:
return
self.output.put(notification.data.line)
def _NH_RTPWasLost(self, notification):
count = notification.data.count
if self.account.rtp.hangup_on_timeout and count >= 4:
self.output.put('RTP was lost\n')
self.rtp_lost = True
notification.sender.end()
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 auto_answer_allowed(self, uri):
if not self.options.auto_answer_uris:
self.output.put('Auto answer allowed for %s\n' % uri)
return True
uri = uri.split(":")[1]
auto_answer_uris = self.options.auto_answer_uris.split(",")
if uri in auto_answer_uris:
self.output.put('Auto answer allowed for %s\n' % uri)
return True
self.output.put('Auto answer denied for %s\n' % uri)
return False
def _NH_SIPSessionNewIncoming(self, notification):
session = notification.sender
for stream in notification.data.streams:
if stream.type in ('audio', 'chat'):
break
else:
remote_identity = str(session.remote_identity.uri)
if session.remote_identity.display_name:
remote_identity = '"%s" <%s>' % (session.remote_identity.display_name, remote_identity)
self.output.put('Session from %s rejected due to incompatible media\n' % remote_identity)
session.reject(415)
return
self.session_spool_dir = self.spool_dir + "/" + str(uuid.uuid1())
try:
makedirs(self.session_spool_dir)
except Exception as e:
log.error('Failed to create session spool directory at {directory}: {exception!s}'.format(directory=self.session_spool_dir, exception=e))
else:
if self.stop_call_thread is None:
self.stop_call_thread = CancelThread(self)
self.stop_call_thread.start()
self.output.put("To stop the call: touch %s/stop\n" % self.session_spool_dir)
notification_center = NotificationCenter()
notification_center.add_observer(self, sender=session)
accepted_types = ['video', 'audio', 'chat'] if self.enable_video else ['audio', 'chat']
if self.options.auto_answer_interval is not None and self.auto_answer_allowed(str(session.remote_identity.uri)):
if self.options.auto_answer_interval == 0:
if len(self.incoming_sessions) == 0:
session.accept([stream for stream in session.proposed_streams if stream.type in accepted_types])
else:
session.reject()
return
else:
def auto_answer():
self.incoming_sessions.remove(session)
if len(self.incoming_sessions) == 0:
session.accept([stream for stream in session.proposed_streams if stream.type in accepted_types])
else:
session.reject()
timer = reactor.callLater(self.options.auto_answer_interval, auto_answer)
self.answer_timers[id(session)] = timer
session.send_ring_indication()
self.incoming_sessions.append(session)
if len(self.incoming_sessions) == 1:
self._print_new_session()
if not self.disable_ringtone:
if not self.started_sessions:
if self.wave_inbound_ringtone:
self.wave_inbound_ringtone.start()
else:
self.tone_ringtone.start()
def _NH_SIPSessionNewOutgoing(self, notification):
session = notification.sender
local_identity = str(session.local_identity.uri).split(":")[1]
if session.local_identity.display_name:
local_identity = '"%s" <%s>' % (session.local_identity.display_name, local_identity)
remote_identity = str(session.remote_identity.uri).split(":")[1]
if session.remote_identity.display_name:
remote_identity = '"%s" <%s>' % (session.remote_identity.display_name, remote_identity)
self.output.put("Starting %s session from %s to %s via %s...\n" % ('video' if self.enable_video else 'audio', local_identity, remote_identity, session.route))
self.started_sessions.append(session)
self.outgoing_session = session
def _NH_SIPSessionGotRingIndication(self, notification):
if self.wave_outbound_ringtone and not self.disable_ringtone:
self.wave_outbound_ringtone.start()
def _NH_SIPSessionDidFail(self, notification):
code = notification.data.code