X-Git-Url: https://osm.etsi.org/gitweb/?p=osm%2Fvim-emu.git;a=blobdiff_plain;f=src%2Femuvim%2Fdcemulator%2Fnode.py;h=fd4b8fbcfcec104efa1b462ee9086e600c27c01c;hp=aa9fb4a242217926176fd0a20c227478b6be72df;hb=9cc7360bf2c0dacb869d8ed0674d9d9e269a1082;hpb=45dda84f087c85d4e9c847b108f393982038c7a1 diff --git a/src/emuvim/dcemulator/node.py b/src/emuvim/dcemulator/node.py index aa9fb4a..fd4b8fb 100755 --- a/src/emuvim/dcemulator/node.py +++ b/src/emuvim/dcemulator/node.py @@ -38,7 +38,6 @@ LOG.setLevel(logging.DEBUG) DCDPID_BASE = 1000 # start of switch dpid's used for data center switches - class EmulatorCompute(Docker): """ Emulator specific compute node class. @@ -61,9 +60,17 @@ class EmulatorCompute(Docker): Helper method to receive information about the virtual networks this compute instance is connected to. """ - # format list of tuples (name, Ip, MAC, isUp, status) - return [{'intf_name':str(i), 'ip':i.IP(), 'mac':i.MAC(), 'up':i.isUp(), 'status':i.status()} - for i in self.intfList()] + # get all links and find dc switch interface + networkStatusList = [] + for i in self.intfList(): + vnf_name = self.name + vnf_interface = str(i) + dc_port_name = self.datacenter.net.find_connected_dc_interface(vnf_name, vnf_interface) + # format list of tuples (name, Ip, MAC, isUp, status, dc_portname) + intf_dict = {'intf_name': str(i), 'ip': i.IP(), 'mac': i.MAC(), 'up': i.isUp(), 'status': i.status(), 'dc_portname': dc_port_name} + networkStatusList.append(intf_dict) + + return networkStatusList def getStatus(self): """ @@ -83,6 +90,7 @@ class EmulatorCompute(Docker): status["memswap_limit"] = self.memswap_limit status["state"] = self.dcli.inspect_container(self.dc)["State"] status["id"] = self.dcli.inspect_container(self.dc)["Id"] + status["short_id"] = self.dcli.inspect_container(self.dc)["Id"][:12] status["datacenter"] = (None if self.datacenter is None else self.datacenter.label) return status @@ -105,7 +113,7 @@ class Datacenter(object): self.name = "dc%d" % Datacenter.DC_COUNTER Datacenter.DC_COUNTER += 1 # use this for user defined names that can be longer than self.name - self.label = label + self.label = label # dict to store arbitrary metadata (e.g. latitude and longitude) self.metadata = metadata # path to which resource information should be logged (e.g. for experiments). None = no logging @@ -140,7 +148,7 @@ class Datacenter(object): def start(self): pass - def startCompute(self, name, image=None, command=None, network=None, flavor_name="tiny"): + def startCompute(self, name, image=None, command=None, network=None, flavor_name="tiny", **params): """ Create a new container as compute resource and connect it to this data center. @@ -166,15 +174,30 @@ class Datacenter(object): if len(network) < 1: network.append({}) + # apply hard-set resource limits=0 + cpu_percentage = kwargs.get('cpu_percent') + if cpu_percentage: + cpu_period = self.net.cpu_period + cpu_quota = self.net.cpu_period * float(cpu_percentage) + else: + cpu_quota = None + cpu_period = None + # create the container d = self.net.addDocker( "%s" % (name), dimage=image, dcmd=command, datacenter=self, - flavor_name=flavor_name + flavor_name=flavor_name, + cpu_period = cpu_period, + cpu_quota = cpu_quota, + environment = {'VNF_NAME':name} + **params ) + + # apply resource limits to container if a resource model is defined if self._resource_model is not None: try: @@ -191,6 +214,9 @@ class Datacenter(object): # if no --net option is given, network = [{}], so 1 empty dict in the list # this results in 1 default interface with a default ip address for nw in network: + # clean up network configuration (e.g. RTNETLINK does not allow ':' in intf names + if nw.get("id") is not None: + nw["id"] = self._clean_ifname(nw["id"]) # TODO we cannot use TCLink here (see: https://github.com/mpeuster/containernet/issues/3) self.net.addLink(d, self.switch, params1=nw, cls=Link, intfName1=nw.get('id')) # do bookkeeping @@ -256,3 +282,19 @@ class Datacenter(object): self.net.rm_registrar.register(self, rm) LOG.info("Assigned RM: %r to DC: %r" % (rm, self)) + @staticmethod + def _clean_ifname(name): + """ + Cleans up given string to be a + RTNETLINK compatible interface name. + :param name: string + :return: string + """ + if name is None: + return "if0" + name = name.replace(":", "-") + name = name.replace(" ", "-") + name = name.replace(".", "-") + name = name.replace("_", "-") + return name +