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cc-3447: pypo telnet class

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This commit is contained in:
Martin Konecny 2012-03-15 23:14:19 -04:00
parent 275fc7f987
commit c8c9e46228
3 changed files with 132 additions and 74 deletions
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84
python_apps/pypo/pypofetch.py
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@ -12,6 +12,8 @@ import telnetlib
import math
import copy
from threading import Thread
from threading import Lock
from subprocess import Popen, PIPE
from datetime import datetime
from datetime import timedelta
@ -38,13 +40,15 @@ except Exception, e:
sys.exit()
class PypoFetch(Thread):
def __init__(self, pypoFetch_q, pypoPush_q, media_q):
def __init__(self, pypoFetch_q, pypoPush_q, media_q, telnet_lock):
Thread.__init__(self)
self.api_client = api_client.api_client_factory(config)
self.fetch_queue = pypoFetch_q
self.push_queue = pypoPush_q
self.media_prepare_queue = media_q
self.telnet_lock = telnet_lock
self.logger = logging.getLogger();
self.cache_dir = os.path.join(config["cache_dir"], "scheduler")
@ -113,14 +117,16 @@ class PypoFetch(Thread):
elif(sourcename == "live_dj"):
command += "live_dj_harbor.kick\n"
self.telnet_lock.acquire()
try:
tn = telnetlib.Telnet(LS_HOST, LS_PORT)
tn.write(command)
tn.write('exit\n')
tn.read_all()
except Exception, e:
self.logger.debug(e)
self.logger.debug('Could not connect to liquidsoap')
self.logger.error(str(e))
finally:
self.telnet_lock.release()
def switch_source(self, sourcename, status):
self.logger.debug('Switching source: %s to "%s" status', sourcename, status)
@ -137,14 +143,16 @@ class PypoFetch(Thread):
else:
command += "stop\n"
self.telnet_lock.acquire()
try:
tn = telnetlib.Telnet(LS_HOST, LS_PORT)
tn.write(command)
tn.write('exit\n')
tn.read_all()
except Exception, e:
self.logger.debug(e)
self.logger.debug('Could not connect to liquidsoap')
self.logger.error(str(e))
finally:
self.telnet_lock.release()
"""
This check current switch status from Airtime and update the status
@ -280,17 +288,25 @@ class PypoFetch(Thread):
updates the status of liquidsoap connection to the streaming server
This fucntion updates the bootup time variable in liquidsoap script
"""
tn = telnetlib.Telnet(LS_HOST, LS_PORT)
# update the boot up time of liquidsoap. Since liquidsoap is not restarting,
# we are manually adjusting the bootup time variable so the status msg will get
# updated.
current_time = time.time()
boot_up_time_command = "vars.bootup_time "+str(current_time)+"\n"
tn.write(boot_up_time_command)
tn.write("streams.connection_status\n")
tn.write('exit\n')
output = tn.read_all()
self.telnet_lock.acquire()
try:
tn = telnetlib.Telnet(LS_HOST, LS_PORT)
# update the boot up time of liquidsoap. Since liquidsoap is not restarting,
# we are manually adjusting the bootup time variable so the status msg will get
# updated.
current_time = time.time()
boot_up_time_command = "vars.bootup_time "+str(current_time)+"\n"
tn.write(boot_up_time_command)
tn.write("streams.connection_status\n")
tn.write('exit\n')
output = tn.read_all()
except Exception, e:
self.logger.error(str(e))
finally:
self.telnet_lock.release()
output_list = output.split("\r\n")
stream_info = output_list[2]
@ -313,12 +329,19 @@ class PypoFetch(Thread):
try:
self.logger.info(LS_HOST)
self.logger.info(LS_PORT)
tn = telnetlib.Telnet(LS_HOST, LS_PORT)
command = ('vars.stream_metadata_type %s\n' % stream_format).encode('utf-8')
self.logger.info(command)
tn.write(command)
tn.write('exit\n')
tn.read_all()
self.telnet_lock.acquire()
try:
tn = telnetlib.Telnet(LS_HOST, LS_PORT)
command = ('vars.stream_metadata_type %s\n' % stream_format).encode('utf-8')
self.logger.info(command)
tn.write(command)
tn.write('exit\n')
tn.read_all()
except Exception, e:
self.logger.error(str(e))
finally:
self.telnet_lock.release()
except Exception, e:
self.logger.error("Exception %s", e)
@ -328,12 +351,19 @@ class PypoFetch(Thread):
try:
self.logger.info(LS_HOST)
self.logger.info(LS_PORT)
tn = telnetlib.Telnet(LS_HOST, LS_PORT)
command = ('vars.station_name %s\n' % station_name).encode('utf-8')
self.logger.info(command)
tn.write(command)
tn.write('exit\n')
tn.read_all()
self.telnet_lock.acquire()
try:
tn = telnetlib.Telnet(LS_HOST, LS_PORT)
command = ('vars.station_name %s\n' % station_name).encode('utf-8')
self.logger.info(command)
tn.write(command)
tn.write('exit\n')
tn.read_all()
except Exception, e:
self.logger.error(str(e))
finally:
self.telnet_lock.release()
except Exception, e:
self.logger.error("Exception %s", e)