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#!/usr/bin/python2
#This program is called on login to display the status of mythtv tuners & recording status
#Also will display alerts generated by xymon. If the location of xymon changes, this script needs to be updated.
from MythTV import MythBE,MythDB,MythLog
import datetime,pytz,re,socket,subprocess,sys,time
from dateutil.parser import parse
from tzlocal import get_localzone
import os,glob
from socket import gethostname;
def formatTD(td):
days = td.days
hours = td.seconds // 3600
minutes = (td.seconds % 3600) // 60
seconds = td.seconds % 60
if days == 0:
day_string = ""
elif days > 1:
day_string = "%s days, " %days
else:
day_string = "%s day, " %days
if hours > 1:
hour_string = "%s hours, " %hours
else:
hour_string = "%s hour, " %hours
if minutes > 1:
minute_string = "%s minutes, " %minutes
else:
minute_string = "%s minute, " %minutes
if seconds > 1:
second_string = "%s seconds" %seconds
else:
second_string = "%s second" %seconds
return_string = '%s%s%s%s' % (day_string, hour_string, minute_string, second_string)
return return_string
def print_alerts():
dir_name = "/home/xymon/var/login_alerts"
out_alert=""
try:
os.chdir(dir_name)
except:
pass
#print " myth_status: Couldn't change dir to %s" %dir_name
file_list=glob.glob("*")
if len(file_list) == 0:
#print " myth_status: no alert files found"
pass
else:
for alert_file in file_list:
out_line=''
datahost = ''
dataservice = ''
datacolor = ''
datadown = ''
try:
#print " myth_staus: reading in %s" %alert_file
f=open(alert_file,'r')
lines=f.readlines()
f.close()
except:
#print " myth_status: Couldn't open %s for reading" %alert_file
continue
for line in lines:
try:
data,value=line.split(":")
except:
continue #exception occured try the next line
if data == 'HOST':
datahost = value.strip()
elif data == 'SERVICE':
dataservice = value.strip()
elif data == 'COLOR':
datacolor = value.strip()
elif data == 'DOWN':
datadown = value.strip()
sec=int(datadown)
td_sec = datetime.timedelta(seconds=sec)
td_sec_formated = formatTD(td_sec)
out_line =" %s on %s %s for %s \n" %(dataservice,
datahost,datacolor.upper(),
td_sec_formated)
out_alert += out_line
print "System Alerts:"
print "--------------"
if len(out_alert) > 0:
print out_alert
print " Go to http://%s and click Health & Maintenance for more information." %gethostname()
else:
print " All systems OK"
return
#-------------------------------------------
class tuner_recording_status:
def __init__ (self,num_upcoming):
self.now = datetime.datetime.now(pytz.utc)
self.currTZ = get_localzone()
self.farout=99999999
self.next_start_diff=datetime.timedelta(self.farout)
self.num_upcoming=num_upcoming
self.tuner_status_list=[]
self.conflict_list=[]
self.upcoming_list=[]
self.ur=0
self.db_connection_status = self.check_database_connection()
if self.db_connection_status == 0:
self.tuner_status()
self.conflicts()
self.upcoming_recordings()
def get_db_check_status(self):
return self.db_connection_status
def check_database_connection(self):
rc=0
try:
self.be = MythBE()
self.db = MythDB()
self.cursor = self.db.cursor()
except:
print "\nCouldn't connect to MythTV service for status"
rc=1
return rc
#-----
def tuner_status(self):
a=self.be.getRecorderList()
for i in a:
outline=''
cmd="select cardtype,hostname from capturecard where cardid=%s;" %i
self.cursor.execute(cmd)
results=self.cursor.fetchall()
type = results[0][0]
hostname = results[0][1]
id = i
try:
c=self.be.getCurrentRecording(i)
if c.title == None:
current_recording = "Idle"
else:
current_recording = "Recording %s" %c.title
outline = " Tuner %s (%s) on %s : %s " %(id, type, hostname, current_recording)
self.tuner_status_list.append(outline)
except:
outline = " Tuner %s (%s) on %s : %s " %(id, type, hostname, "Tuner Error")
self.tuner_status_list.append(outline)
def get_tuner_status(self):
return self.tuner_status
def print_tuner_status(self):
print "Tuner Status:"
print "-------------"
if len(self.tuner_status_list) > 0 :
for line in self.tuner_status_list:
print line
else:
print " No tuners found"
#--------
def upcoming_recordings(self):
a=self.be.getUpcomingRecordings()
r=0
for i in a:
r += 1
if r > self.num_upcoming:
break
title_chan="%s (%s)" %(i.title, i.channame)
# convert timezone to local timezone
start_time=parse(str(i.starttime))
start_time=start_time.astimezone(self.currTZ)
start_time_out=start_time.strftime("%a %b %d %I:%M%p")
self.upcoming_list.append([start_time_out,i.hostname, title_chan])
diff = start_time - self.now
if diff < self.next_start_diff :
self.next_start_diff = diff
if self.next_start_diff == datetime.timedelta(self.farout):
self.ur="No recordings are scheduled"
else:
self.ur=formatTD(self.next_start_diff)
def get_upcoming_recordings(self):
return self.upcoming_list
def print_upcoming_recordings(self):
#print self.get_upcoming_recordings()
print ""
print "Upcoming Recordings (Next %s Scheduled):" %(self.num_upcoming)
print "----------------------------------------"
if len(self.get_upcoming_recordings()) > 0:
for i in self.get_upcoming_recordings():
#print " %s - %s - %s" %(start_time_out,i.hostname, title_chan)
print " %s - %s - %s" %(i[0],i[1],i[2])
else:
print " No upcoming recordings"
pass
def get_next_start_time(self):
return self.ur
def print_next_start_time(self):
print ""
print "The next recording starts in:"
print "-----------------------------"
print " %s" %(self.get_next_start_time())
print ""
#-----
def conflicts(self):
a=self.be.getConflictedRecordings()
for i in a:
out_line=''
title_chan="%s (%s)" %(i.title, i.channame)
# convert timezone to local timezone
start_time=parse(str(i.starttime))
start_time=start_time.astimezone(self.currTZ)
start_time_out=start_time.strftime("%a %b %d %I:%M%p")
out_line=(start_time_out,i.hostname,title_chan)
self.conflict_list.append(out_line)
def get_conflict_list(self):
return self.conflict_list
def print_conflict_list(self):
print ""
print "Recording Conflicts:"
print "--------------------"
if len(self.get_conflict_list()) > 0:
for i in self.get_conflict_list():
print " %s - %s - %s" %(i[0],i[1],i[2])
else:
print " No conflicts"
#header="#"*60
def go():
welcomeFile=open("/etc/LinHES-release", "r")
print "Welcome to %s on %s\n" %(welcomeFile.readline().rstrip(), socket.gethostname())
tuner = tuner_recording_status(12)
if tuner.get_db_check_status() == 0:
tuner.print_tuner_status()
tuner.print_upcoming_recordings()
tuner.print_conflict_list()
tuner.print_next_start_time()
print_alerts()
if __name__ == "__main__":
go()
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