beremiz

added periodic retry for zeroconf, in case network interface is not ready

2011-11-22, Edouard Tisserant
3b48c7ed7837
Parents 616f86c13443
Children edce87412f5a
added periodic retry for zeroconf, in case network interface is not ready
1 files changed, 13 insertions(+), 3 deletions(-)
  • +13 -3
    runtime/ServicePublisher.py
    • --- a/runtime/ServicePublisher.py Mon Nov 21 15:18:51 2011 +0100
    +++ b/runtime/ServicePublisher.py Tue Nov 22 02:06:15 2011 +0100
    @@ -22,7 +22,7 @@
    #License along with this library; if not, write to the Free Software
    #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
    -import Zeroconf, socket
    +import Zeroconf, socket, threading
    class ServicePublisher():
    def __init__(self):
    @@ -36,9 +36,16 @@
    self.port = None
    self.server = None
    self.service_name = None
    + self.retrytimer = None
    def RegisterService(self, name, ip, port):
    + try:
    + self._RegisterService(name, ip, port)
    + except Exception,e:
    + self.retrytimer = threading.Timer(2,self.RegisterService,[name, ip, port])
    + self.retrytimer.start()
    + def _RegisterService(self, name, ip, port):
    # name: fully qualified service name
    self.service_name = 'Beremiz_%s.%s'%(name,self.service_type)
    self.name = name
    @@ -47,8 +54,6 @@
    if ip is None:
    ip = self.gethostaddr()
    - print "My IP is :"+ip
    -
    self.server = Zeroconf.Zeroconf(ip)
    # address: IP address as unsigned short, network byte order
    @@ -60,8 +65,13 @@
    self.ip_32b,
    self.port,
    properties = self.serviceproperties))
    + print "MDNS brodcasting on :"+ip
    + self.retrytimer=None
    def UnRegisterService(self):
    + if self.retrytimer is not None:
    + self.retrytimer.cancel()
    +
    self.server.unregisterService(
    Zeroconf.ServiceInfo(self.service_type,
    self.service_name,