Removed many unnecessary files and started changing pypo to use setuptools
This commit is contained in:
Duncan Sommerville
parent
144923c353
commit
97805ad271
169 changed files with 5 additions and 8620 deletions
310
python_apps/pypo/pypo/telnetliquidsoap.py
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310
python_apps/pypo/pypo/telnetliquidsoap.py
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@ -0,0 +1,310 @@
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import telnetlib
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from timeout import ls_timeout
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def create_liquidsoap_annotation(media):
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# We need liq_start_next value in the annotate. That is the value that controls overlap duration of crossfade.
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return ('annotate:media_id="%s",liq_start_next="0",liq_fade_in="%s",' + \
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'liq_fade_out="%s",liq_cue_in="%s",liq_cue_out="%s",' + \
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'schedule_table_id="%s",replay_gain="%s dB":%s') % \
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(media['id'],
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float(media['fade_in']) / 1000,
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float(media['fade_out']) / 1000,
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float(media['cue_in']),
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float(media['cue_out']),
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media['row_id'],
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media['replay_gain'],
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media['dst'])
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class TelnetLiquidsoap:
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def __init__(self, telnet_lock, logger, ls_host, ls_port, queues):
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self.telnet_lock = telnet_lock
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self.ls_host = ls_host
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self.ls_port = ls_port
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self.logger = logger
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self.queues = queues
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self.current_prebuffering_stream_id = None
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def __connect(self):
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return telnetlib.Telnet(self.ls_host, self.ls_port)
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def __is_empty(self, queue_id):
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return True
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tn = self.__connect()
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msg = '%s.queue\nexit\n' % queue_id
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tn.write(msg)
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output = tn.read_all().splitlines()
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if len(output) == 3:
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return len(output[0]) == 0
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else:
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raise Exception("Unexpected list length returned: %s" % output)
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@ls_timeout
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def queue_clear_all(self):
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try:
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self.telnet_lock.acquire()
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tn = self.__connect()
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for i in self.queues:
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msg = 'queues.%s_skip\n' % i
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self.logger.debug(msg)
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tn.write(msg)
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tn.write("exit\n")
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self.logger.debug(tn.read_all())
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except Exception:
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raise
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finally:
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self.telnet_lock.release()
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@ls_timeout
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def queue_remove(self, queue_id):
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try:
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self.telnet_lock.acquire()
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tn = self.__connect()
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msg = 'queues.%s_skip\n' % queue_id
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self.logger.debug(msg)
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tn.write(msg)
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tn.write("exit\n")
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self.logger.debug(tn.read_all())
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except Exception:
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raise
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finally:
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self.telnet_lock.release()
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@ls_timeout
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def queue_push(self, queue_id, media_item):
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try:
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self.telnet_lock.acquire()
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if not self.__is_empty(queue_id):
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raise QueueNotEmptyException()
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tn = self.__connect()
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annotation = create_liquidsoap_annotation(media_item)
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msg = '%s.push %s\n' % (queue_id, annotation.encode('utf-8'))
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self.logger.debug(msg)
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tn.write(msg)
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show_name = media_item['show_name']
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msg = 'vars.show_name %s\n' % show_name.encode('utf-8')
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tn.write(msg)
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self.logger.debug(msg)
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tn.write("exit\n")
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self.logger.debug(tn.read_all())
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except Exception:
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raise
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finally:
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self.telnet_lock.release()
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@ls_timeout
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def stop_web_stream_buffer(self):
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try:
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self.telnet_lock.acquire()
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tn = telnetlib.Telnet(self.ls_host, self.ls_port)
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#dynamic_source.stop http://87.230.101.24:80/top100station.mp3
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msg = 'http.stop\n'
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self.logger.debug(msg)
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tn.write(msg)
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msg = 'dynamic_source.id -1\n'
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self.logger.debug(msg)
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tn.write(msg)
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tn.write("exit\n")
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self.logger.debug(tn.read_all())
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except Exception, e:
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self.logger.error(str(e))
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finally:
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self.telnet_lock.release()
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@ls_timeout
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def stop_web_stream_output(self):
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try:
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self.telnet_lock.acquire()
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tn = telnetlib.Telnet(self.ls_host, self.ls_port)
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#dynamic_source.stop http://87.230.101.24:80/top100station.mp3
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msg = 'dynamic_source.output_stop\n'
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self.logger.debug(msg)
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tn.write(msg)
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tn.write("exit\n")
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self.logger.debug(tn.read_all())
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except Exception, e:
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self.logger.error(str(e))
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finally:
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self.telnet_lock.release()
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@ls_timeout
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def start_web_stream(self, media_item):
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try:
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self.telnet_lock.acquire()
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tn = telnetlib.Telnet(self.ls_host, self.ls_port)
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#TODO: DO we need this?
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msg = 'streams.scheduled_play_start\n'
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tn.write(msg)
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msg = 'dynamic_source.output_start\n'
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self.logger.debug(msg)
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tn.write(msg)
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tn.write("exit\n")
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self.logger.debug(tn.read_all())
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self.current_prebuffering_stream_id = None
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except Exception, e:
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self.logger.error(str(e))
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finally:
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self.telnet_lock.release()
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@ls_timeout
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def start_web_stream_buffer(self, media_item):
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try:
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self.telnet_lock.acquire()
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tn = telnetlib.Telnet(self.ls_host, self.ls_port)
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msg = 'dynamic_source.id %s\n' % media_item['row_id']
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self.logger.debug(msg)
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tn.write(msg)
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msg = 'http.restart %s\n' % media_item['uri'].encode('latin-1')
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self.logger.debug(msg)
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tn.write(msg)
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tn.write("exit\n")
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self.logger.debug(tn.read_all())
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self.current_prebuffering_stream_id = media_item['row_id']
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except Exception, e:
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self.logger.error(str(e))
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finally:
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self.telnet_lock.release()
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@ls_timeout
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def get_current_stream_id(self):
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try:
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self.telnet_lock.acquire()
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tn = telnetlib.Telnet(self.ls_host, self.ls_port)
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msg = 'dynamic_source.get_id\n'
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self.logger.debug(msg)
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tn.write(msg)
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tn.write("exit\n")
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stream_id = tn.read_all().splitlines()[0]
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self.logger.debug("stream_id: %s" % stream_id)
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return stream_id
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except Exception, e:
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self.logger.error(str(e))
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finally:
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self.telnet_lock.release()
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@ls_timeout
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def disconnect_source(self, sourcename):
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self.logger.debug('Disconnecting source: %s', sourcename)
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command = ""
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if(sourcename == "master_dj"):
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command += "master_harbor.kick\n"
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elif(sourcename == "live_dj"):
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command += "live_dj_harbor.kick\n"
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try:
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self.telnet_lock.acquire()
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tn = telnetlib.Telnet(self.ls_host, self.ls_port)
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self.logger.info(command)
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tn.write(command)
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tn.write('exit\n')
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tn.read_all()
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except Exception, e:
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self.logger.error(traceback.format_exc())
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finally:
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self.telnet_lock.release()
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@ls_timeout
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def telnet_send(self, commands):
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try:
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self.telnet_lock.acquire()
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tn = telnetlib.Telnet(self.ls_host, self.ls_port)
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for i in commands:
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self.logger.info(i)
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tn.write(i)
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tn.write('exit\n')
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tn.read_all()
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except Exception, e:
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self.logger.error(str(e))
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finally:
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self.telnet_lock.release()
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def switch_source(self, sourcename, status):
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self.logger.debug('Switching source: %s to "%s" status', sourcename, status)
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command = "streams."
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if sourcename == "master_dj":
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command += "master_dj_"
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elif sourcename == "live_dj":
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command += "live_dj_"
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elif sourcename == "scheduled_play":
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command += "scheduled_play_"
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if status == "on":
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command += "start\n"
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else:
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command += "stop\n"
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self.telnet_send([command])
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class DummyTelnetLiquidsoap:
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def __init__(self, telnet_lock, logger):
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self.telnet_lock = telnet_lock
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self.liquidsoap_mock_queues = {}
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self.logger = logger
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for i in range(4):
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self.liquidsoap_mock_queues["s"+str(i)] = []
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@ls_timeout
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def queue_push(self, queue_id, media_item):
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try:
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self.telnet_lock.acquire()
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self.logger.info("Pushing %s to queue %s" % (media_item, queue_id))
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from datetime import datetime
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print "Time now: %s" % datetime.utcnow()
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annotation = create_liquidsoap_annotation(media_item)
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self.liquidsoap_mock_queues[queue_id].append(annotation)
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except Exception:
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raise
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finally:
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self.telnet_lock.release()
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@ls_timeout
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def queue_remove(self, queue_id):
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try:
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self.telnet_lock.acquire()
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self.logger.info("Purging queue %s" % queue_id)
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from datetime import datetime
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print "Time now: %s" % datetime.utcnow()
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except Exception:
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raise
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finally:
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self.telnet_lock.release()
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class QueueNotEmptyException(Exception):
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pass
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