Allow separation of OTA traffic from event traffic and from control backplane traffic. Some refactoring.
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tgoff0
parent
0fde50992d
commit
13fbea9153
1 changed files with 87 additions and 16 deletions
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@ -20,6 +20,7 @@ from core.misc.xmlutils import addtextelementsfromtuples, addparamlisttoparent
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from core.conf import ConfigurableManager, Configurable
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from core.mobility import WirelessModel
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from core.emane.nodes import EmaneNode
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# EMANE 0.7.4/0.8.1
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try:
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import emaneeventservice
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@ -99,6 +100,7 @@ class Emane(ConfigurableManager):
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v = cls.EMANE092
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return v, result.strip()
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def initeventservice(self, filename=None, shutdown=False):
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''' (Re-)initialize the EMANE Event service.
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The multicast group and/or port may be configured.
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@ -110,25 +112,41 @@ class Emane(ConfigurableManager):
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if hasattr(self, 'service'):
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del self.service
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self.service = None
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# EMANE 0.9.1+ does not require event service XML config
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if self.version >= self.EMANE091:
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if shutdown:
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return
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#Get the control network to be used for events
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values = self.getconfig(None, "emane",
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self.emane_config.getdefaultvalues())[1]
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group, port = self.emane_config.valueof('eventservicegroup',
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values).split(':')
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if self.version > self.EMANE091 and \
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'ctrlnet' in self.session._objs:
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group, port = self.emane_config.valueof('eventservicegroup', values).split(':')
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eventdev = self.emane_config.valueof('eventservicedevice', values)
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eventnetidx = self.session.getctrlnetidx(eventdev)
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if eventnetidx < 0:
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msg = "Invalid Event Service device provided: %s" % eventdev
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self.session.exception(coreapi.CORE_EXCP_LEVEL_ERROR,
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"Emane.initeventservice()", None, msg)
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self.info(msg)
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return False
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# Make sure the event control network is in place
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eventnet = self.session.addremovectrlnet(netidx=eventnetidx,
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remove=False,
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conf_reqd=False)
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if self.version > self.EMANE091 and eventnet is not None:
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# direct EMANE events towards control net bridge
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dev = self.session.obj('ctrlnet').brname
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else:
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dev = self.emane_config.valueof('eventservicedevice', values)
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eventdev = eventnet.brname
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eventchannel = (group, int(port), eventdev)
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# disabled otachannel for event service
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# only needed for e.g. antennaprofile events xmit by models
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# only needed for e.g. antennaprofile events xmit by models
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self.info("Using %s for event service traffic" % eventdev)
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try:
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self.service = EventService(eventchannel=(group, int(port), dev),
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otachannel=None)
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self.service = EventService(eventchannel=eventchannel,
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otachannel=None)
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except Exception, e:
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msg = "Error instantiating EMANE event service: %s" % e
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self.session.exception(coreapi.CORE_EXCP_LEVEL_ERROR,
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@ -254,9 +272,39 @@ class Emane(ConfigurableManager):
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# - needs to be configured before checkdistributed() for distributed
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# - needs to exist when eventservice binds to it (initeventservice)
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if self.version > self.EMANE091 and self.session.master:
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ctrlnet = self.session.addremovectrlnet(remove=False,
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values = self.getconfig(None, "emane",
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self.emane_config.getdefaultvalues())[1]
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otadev = self.emane_config.valueof('otamanagerdevice', values)
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netidx = self.session.getctrlnetidx(otadev)
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if netidx < 0:
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msg = "EMANE cannot be started. "\
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"Invalid OTA device provided: %s. Check core.conf." % otadev
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self.session.exception(coreapi.CORE_EXCP_LEVEL_ERROR,
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"Emane.setup()", None, msg)
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self.info(msg)
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return Emane.NOT_READY
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ctrlnet = self.session.addremovectrlnet(netidx=netidx,
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remove=False,
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conf_reqd=False)
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self.distributedctrlnet(ctrlnet)
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eventdev = self.emane_config.valueof('eventservicedevice', values)
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if eventdev != otadev:
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netidx = self.session.getctrlnetidx(eventdev)
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if netidx < 0:
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msg = "EMANE cannot be started."\
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"Invalid Event Service device provided: %s. Check core.conf." % eventdev
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self.session.exception(coreapi.CORE_EXCP_LEVEL_ERROR,
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"Emane.setup()", None, msg)
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self.info(msg)
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return Emane.NOT_READY
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ctrlnet = self.session.addremovectrlnet(netidx=netidx,
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remove=False,
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conf_reqd=False)
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self.distributedctrlnet(ctrlnet)
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if self.checkdistributed():
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# we are slave, but haven't received a platformid yet
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cfgval = self.getconfig(None, self.emane_config._name,
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@ -439,7 +487,7 @@ class Emane(ConfigurableManager):
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if self.verbose:
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self.info("Emane.buildxml2()")
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# on master, control network bridge added earlier in startup()
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ctrlnet = self.session.addremovectrlnet(remove=False, conf_reqd=False)
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ctrlnet = self.session.addremovectrlnet(netidx=0, remove=False, conf_reqd=False)
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self.buildplatformxml2(ctrlnet)
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self.buildnemxml()
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self.buildeventservicexml()
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@ -463,7 +511,7 @@ class Emane(ConfigurableManager):
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# this generates a config message having controlnet prefix assignments
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self.info("Setting up default controlnet prefixes for distributed " \
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"(%d configured)" % len(prefixes))
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prefixes = ctrlnet.DEFAULT_PREFIX
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prefixes = ctrlnet.DEFAULT_PREFIX_LIST[0]
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vals = "controlnet='%s'" % prefixes
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tlvdata = ""
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tlvdata += coreapi.CoreConfTlv.pack(coreapi.CORE_TLV_CONF_OBJ,
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@ -821,6 +869,22 @@ class Emane(ConfigurableManager):
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otagroup, otaport = self.emane_config.valueof('otamanagergroup',
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values).split(':')
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otadev = self.emane_config.valueof('otamanagerdevice', values)
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otanetidx = self.session.getctrlnetidx(otadev)
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if otanetidx < 0:
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errmsg = "Invalid OTA device provided: %s" % otadev
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self.session.exception(coreapi.CORE_EXCP_LEVEL_FATAL, "emane",
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None, errmsg)
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self.info(errmsg)
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eventgroup, eventport = self.emane_config.valueof('eventservicegroup',
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values).split(':')
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eventdev = self.emane_config.valueof('eventservicedevice', values)
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eventservicenetidx = self.session.getctrlnetidx(eventdev)
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if eventservicenetidx < 0:
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errmsg = "Invalid Event Service device provided: %s" % eventservicenetidx
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self.session.exception(coreapi.CORE_EXCP_LEVEL_FATAL, "emane",
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None, errmsg)
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self.info(errmsg)
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run_emane_on_host = False
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for node in self.getnodes():
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@ -830,20 +894,27 @@ class Emane(ConfigurableManager):
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continue
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path = self.session.sessiondir
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n = node.objid
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# control network not yet started here
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self.session.addremovectrlif(node, remove=False, conf_reqd=False)
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self.info("adding ota device ctrl%d" % otanetidx)
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self.session.addremovectrlif(node, otanetidx, remove=False, conf_reqd=False)
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self.info("adding event service device ctrl%d" % eventservicenetidx)
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self.session.addremovectrlif(node, eventservicenetidx, remove=False, conf_reqd=False)
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# multicast route is needed for OTA data on ctrl0
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cmd = [IP_BIN, "route", "add", otagroup, "dev", otadev]
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#rc = node.cmd(cmd, wait=True)
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node.cmd(cmd, wait=True)
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if eventgroup != otagroup:
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cmd = [IP_BIN, "route", "add", eventgroup, "dev", eventdev]
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node.cmd(cmd, wait=True)
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try:
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cmd = emanecmd + ["-f", os.path.join(path, "emane%d.log" % n),
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os.path.join(path, "platform%d.xml" % n)]
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if self.verbose:
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self.info("Emane.startdaemons2() running %s" % str(cmd))
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#node.cmd(cmd, cwd=path, wait=True)
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#status, result = node.cmdresult(cmd, cwd=path, wait=True)
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status = node.cmd(cmd, wait=True)
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if self.verbose:
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self.info("Emane.startdaemons2() return code %d" % status)
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