CC-1799 - Live Studio Playout from media library (pytagsfs)

dealing with programs that modify a file by using a tmp file.
This commit is contained in:
naomiaro 2011-05-05 18:12:26 -04:00 committed by martin
parent 306712fdc1
commit c191bc906f
3 changed files with 65 additions and 21 deletions

View File

@ -372,18 +372,16 @@ class AirTimeApiClient(ApiClientInterface):
response = None
try:
url = "http://%s:%s/%s/%s" % (self.config["base_url"], str(self.config["base_port"]), self.config["api_base"], self.config["update_media_url"])
#logger.debug(url)
url = url.replace("%%api_key%%", self.config["api_key"])
logger.debug(url)
url = url.replace("%%api_key%%", self.config["api_key"])
data = recursive_urlencode(md)
req = urllib2.Request(url, data)
response = urllib2.urlopen(req).read()
logger.info("update media %s", response)
response = json.loads(response)
logger.info("update media %s", response)
except Exception, e:
logger.error("Exception: %s", e)

View File

@ -28,3 +28,9 @@ update_media_url = 'reload-metadata/format/json/api_key/%%api_key%%'
rabbitmq_host = 'localhost'
rabbitmq_user = 'guest'
rabbitmq_password = 'guest'
############################################
# Media-Monitor preferences #
############################################
check_filesystem_events = 30 #how long to queue up events performed on the files themselves.
check_airtime_events = 30 #how long to queue metadata input from airtime.

View File

@ -43,7 +43,7 @@ list of supported easy tags in mutagen version 1.20
def checkRabbitMQ(notifier):
try:
notifier.connection.drain_events(timeout=5)
notifier.connection.drain_events(timeout=int(config["check_airtime_events"]))
except Exception, e:
logger = logging.getLogger('root')
logger.info("%s", e)
@ -90,7 +90,8 @@ class AirtimeNotifier(Notifier):
airtime_file = mutagen.File(m['filepath'], easy=True)
del m['filepath']
for key in m.keys() :
airtime_file[self.airtime2mutagen[key]] = m[key]
if m[key] != "" :
airtime_file[self.airtime2mutagen[key]] = m[key]
airtime_file.save()
@ -122,17 +123,14 @@ class MediaMonitor(ProcessEvent):
"copyright": "copyright",\
}
def process_IN_CREATE(self, event):
if not event.dir :
#This is a newly imported file.
print "%s: %s" % (event.maskname, event.pathname)
self.logger = logging.getLogger('root')
#event.path : /srv/airtime/stor/bd2
#event.name : bd2aa73b58d9c8abcced989621846e99.mp3
#event.pathname : /srv/airtime/stor/bd2/bd2aa73b58d9c8abcced989621846e99.mp3
def process_IN_MODIFY(self, event):
if not event.dir :
f = file(event.pathname, 'rb')
self.temp_files = {}
def update_airtime(self, event):
self.logger.info("Updating Change to Airtime")
try:
f = open(event.pathname, 'rb')
m = hashlib.md5()
m.update(f.read())
@ -151,21 +149,63 @@ class MediaMonitor(ProcessEvent):
response = self.api_client.update_media_metadata(data)
print "%s: path: %s name: %s" % (event.maskname, event.path, event.name)
except Exception, e:
self.logger.info("%s", e)
def process_IN_CREATE(self, event):
if not event.dir :
filename_info = event.name.split(".")
#file created is a tmp file which will be modified and then moved back to the original filename.
if len(filename_info) > 2 :
self.temp_files[event.pathname] = None
#This is a newly imported file.
else :
pass
self.logger.info("%s: %s", event.maskname, event.pathname)
#event.path : /srv/airtime/stor/bd2
#event.name : bd2aa73b58d9c8abcced989621846e99.mp3
#event.pathname : /srv/airtime/stor/bd2/bd2aa73b58d9c8abcced989621846e99.mp3
def process_IN_MODIFY(self, event):
if not event.dir :
filename_info = event.name.split(".")
#file modified is not a tmp file.
if len(filename_info) == 2 :
self.update_airtime(event)
self.logger.info("%s: path: %s name: %s", event.maskname, event.path, event.name)
def process_IN_MOVED_FROM(self, event):
if event.pathname in self.temp_files :
del self.temp_files[event.pathname]
self.temp_files[event.cookie] = event.pathname
self.logger.info("%s: %s", event.maskname, event.pathname)
def process_IN_MOVED_TO(self, event):
if event.cookie in self.temp_files :
del self.temp_files[event.cookie]
self.update_airtime(event)
self.logger.info("%s: %s", event.maskname, event.pathname)
def process_default(self, event):
print "%s: %s" % (event.maskname, event.pathname)
self.logger.info("%s: %s", event.maskname, event.pathname)
if __name__ == '__main__':
try:
# watched events
mask = pyinotify.IN_CREATE | pyinotify.IN_MODIFY
mask = pyinotify.IN_CREATE | pyinotify.IN_MODIFY | pyinotify.IN_MOVED_FROM | pyinotify.IN_MOVED_TO
#mask = pyinotify.ALL_EVENTS
wm = WatchManager()
wdd = wm.add_watch('/srv/airtime/stor', mask, rec=True, auto_add=True)
notifier = AirtimeNotifier(wm, MediaMonitor(), read_freq=10, timeout=1)
notifier = AirtimeNotifier(wm, MediaMonitor(), read_freq=int(config["check_filesystem_events"]), timeout=1)
notifier.coalesce_events()
notifier.loop(callback=checkRabbitMQ)
except KeyboardInterrupt: