def __init__(self, host, port, db, notification_name, process_name):
self.host = host
self.port = port
self.db = db
self.notification_name = notification_name
self.process_name = process_name
self.pid = os.getpid()
self.last_id = None
self.last_version = None
self.dump_last_id = None
self.dump_last_version = None
self.writerlock = Lock()
self.cblock = Lock()
dir = '/var/lib/pacifica/metanotification/poke'
try_mkdir(dir)
self.socketreader = socketreader.SocketReader("%s/%s_%s" %(dir, notification_name, process_name), self._poked)
self.statefile = "%s/%s_%s.json" %(dir, self.notification_name, self.process_name)
while True:
try:
self.last_tag_init()
if self.last_version == None:
self.last_version = notification_version_get(host, port, db, notification_name)
self.collection_name = collection_name_get(None, notification_name, self.last_version)
if self.last_id == None:
self.last_id = 1 #Initied always to one.
print "Last ID: %s" %(self.last_id)
break
except pymongo.errors.AutoReconnect, e:
print "Mongo disconnect. %s. Trying again in 10 seconds..." %(e)
time.sleep(10)
def last_tag_init(self): dir = '/var/lib/pacifica/metanotification/last' try_mkdir(dir) self.statefile = "%s/%s_%s.json" %(dir, self.notification_name, self.process_name) try: file = open(self.statefile, 'r') j = json.load(file) self.last_id = j['last_id'] self.last_version = j['last_version'] file.close() except IOError, e: if e.errno != errno.ENOENT: raise
if parser.values.channel == "":
sys.stderr.write("You must specify a channel with -c\n")
sys.exit(-1)
config = getconfig_notification(parser.values.channel)
if parser.values.host == "":
try:
parser.values.host = config.notification.hostname
except Exception, e:
raise e
sys.stderr.write("You must specify a MongoDB host with -n\n")
sys.exit(-1)
if parser.values.port == -1:
parser.values.port = config.notification.port
if parser.values.socket == "":
parser.values.socket = writer_socket_get(parser.values.channel)
try_mkdir(os.path.dirname(parser.values.socket))
def main():
parser = OptionParser()
add_usage(parser)
add_options(parser)
parser.parse_args()
check_options(parser)
try:
os.mkfifo(parser.values.socket)
except OSError, e:
if e.errno != errno.EEXIST:
raise
socket = os.open(parser.values.socket, os.O_RDONLY | os.O_NONBLOCK)
socket_write = os.open(parser.values.socket, os.O_WRONLY | os.O_NONBLOCK)
fl = fcntl.fcntl(socket, fcntl.F_GETFL)
if parser.values.channel == "":
sys.stderr.write("You must specify a channel with -c\n")
sys.exit(-1)
config = getconfig_notification(parser.values.channel)
if parser.values.host == "":
try:
parser.values.host = config.notification.hostname
except Exception, e:
raise e
sys.stderr.write("You must specify a MongoDB host with -n\n")
sys.exit(-1)
if parser.values.port == -1:
parser.values.port = config.notification.port
if parser.values.socket == "":
parser.values.socket = writer_socket_get(parser.values.channel)
try_mkdir(os.path.dirname(parser.values.socket))
def main():
parser = OptionParser()
add_usage(parser)
add_options(parser)
parser.parse_args()
check_options(parser)
try:
os.mkfifo(parser.values.socket)
except OSError, e:
if e.errno != errno.EEXIST:
raise
socket = os.open(parser.values.socket, os.O_RDONLY | os.O_NONBLOCK)
socket_write = os.open(parser.values.socket, os.O_WRONLY | os.O_NONBLOCK)