diff options
Diffstat (limited to 'linhes/linhes-system/myth_mtc.py')
| -rwxr-xr-x | linhes/linhes-system/myth_mtc.py | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/linhes/linhes-system/myth_mtc.py b/linhes/linhes-system/myth_mtc.py new file mode 100755 index 0000000..953fb96 --- /dev/null +++ b/linhes/linhes-system/myth_mtc.py @@ -0,0 +1,155 @@ +#!/usr/bin/python +import sys, subprocess +import re +import socket +import os +import datetime,time +import shlex +sys.dont_write_bytecode = True + +try: + from MythTV import MythBE + mythtv = MythBE() +except: + mythtv = None + +#print mythtv.db.getSetting( 'Theme', socket.gethostname()) + +def get_timestamp(): + now = datetime.datetime.now() + date = (now.strftime('%Y-%m-%d %H:%M')) + return date + +def getFreePercentForDir(dir): + stats = os.statvfs(dir) + total = (stats.f_blocks) + avail = (stats.f_bavail) + return (total - avail) / float(total) + +def check_home(): + #get the mythtv home dir + sys.path.append('/usr/MythVantage/bin/') + config_file = "mv_config" + data_config = __import__(config_file, globals(), locals(), []) + + freePcent = getFreePercentForDir(data_config.MYTHHOME) + print(" Home directory percent used: " + str(freePcent * 100) + "%") + if float(freePcent) > .9: + print(" Home directory is greater than 90% used. Clearing caches...") + cmd = "/usr/bin/rm -rf " + data_config.MYTHHOME + "/.mythtv/{*cache,Cache-*,tmp/*,MythMusic/AlbumArt/*}" + subprocess.call(["sh", "-c", cmd]) + print(" Restarting mythfrontend...") + subprocess.call(["killall", "mythfrontend"]) + cmd = "/usr/bin/rm -rf " + data_config.MYTHHOME + "/.cache/*" + subprocess.call(["sh", "-c", cmd]) + cmd = "/usr/bin/rm -rf " + data_config.MYTHHOME + "/.plexht/userdata/Thumbnails/*" + subprocess.call(["sh", "-c", cmd]) + cmd = "/usr/bin/rm -rf " + data_config.MYTHHOME + "/.plexht/userdata/ThemeMusicCache/*" + subprocess.call(["sh", "-c", cmd]) + freePcent = getFreePercentForDir(data_config.MYTHHOME) + print(" Home directory percent used: " + str(freePcent * 100) + "%") + else: + print(" Home directory is less than 90% used. Not clearing caches.") + return 0 + +def optimize(): + try: + cursor = mythtv.db.cursor() + cursor.execute("SHOW tables") + result = cursor.fetchall() + except: + print("\n%s Problem getting tables from the database" %(get_timestamp())) + return 1 + ops=["REPAIR","OPTIMIZE","ANALYZE"] + for row in result: + ctable=row[0] + for op in ops: + print(" %s %s" %(op,ctable)) + cmd= "%s table %s" %(op,ctable) + cursor.execute(cmd) + return 0 + +def cleanup_inuseprograms(): + fourHoursAgo=datetime.datetime.today() - datetime.timedelta(hours=4) + cmd="DELETE FROM inuseprograms WHERE lastupdatetime < '%s';" %fourHoursAgo + try: + cursor = mythtv.db.cursor() + cursor.execute(cmd) + except: + print("\n%s Problem cleaning inuseprograms in database" %(get_timestamp())) + + +def bail_if_another_is_running(): + cmd = shlex.split("pgrep -u {} -f {}".format(os.getuid(), __file__)) + pids = subprocess.check_output(cmd).strip().split('\n') + if len(pids) > 1: + pids.remove("{}".format(os.getpid())) + print("Exiting! Found {} is already running (pids): {}".format( + __file__, " ".join(pids))) + raise SystemExit(1) + +def run_stuff(): + print("\n%s" %get_timestamp()) + + if (len(sys.argv) == 1) or ("--noidlecheck" in sys.argv) and (len(sys.argv) == 2): + runall = True + else: + runall = False + + if ("--noidlecheck" in sys.argv): + print("No system idle check will be done.") + idle = 0 + else: + idle = subprocess.call(["/usr/bin/python2", "/usr/LH/bin/idle.py"]) + + if not idle: + if ("--check_home" in sys.argv) or runall: + print("\n#######################################") + print("\n%s Checking size of MythTV home" %(get_timestamp())) + if not check_home(): + print("\nFinished checking size of MythTV home") + else: + return True + + if ("--optimize" in sys.argv) or runall: + print("\n#######################################") + print("\n%s Running Optimize" %(get_timestamp())) + if not optimize(): + print("\nFinished Optimize") + else: + return True + + if ("--backup" in sys.argv) or runall: + print("\n#######################################") + print("\n%s Running Backup" %(get_timestamp())) + if not os.system('/usr/LH/bin/lh_system_backup_job'): + print("\nFinished Backup") + + if ("--update" in sys.argv) or runall: + print("\n#######################################") + print("\n%s Running System Update" %(get_timestamp())) + if not os.system('/usr/LH/bin/lh_system_host_update'): + print("\nFinished Update") + + print("\n#######################################") + continue_loop=False + else: + continue_loop=True + return continue_loop + +#--------------------------------- +bail_if_another_is_running() +starttime=time.time() +ctin=True +while ctin: + cleanup_inuseprograms() + ctin=run_stuff() + if ctin: + print("\n%s Waiting 10 minutes before trying again." %(get_timestamp())) + time.sleep(600) + + current_time=time.time() + if (current_time - starttime) > 3000 : + ctin = False + print("\n%s Time Exceeded 50 minutes. Quitting.)" %(get_timestamp())) + exit(1) |