def main(): parser = argparse.ArgumentParser() defaults = { 'api-server': '127.0.0.1', 'api-port': 8082, 'project': 'default-domain:default-project', 'network': 'default-network', } parser.set_defaults(**defaults) parser.add_argument("-s", "--api-server", help="API server address") parser.add_argument("-p", "--api-port", type=int, help="API server port") parser.add_argument("-n", "--network", help="Primary network") parser.add_argument("--project", help="Network project") parser.add_argument("--start", action='store_true', help="Create namespace") parser.add_argument("--stop", action='store_true', help="Delete namespace") parser.add_argument("container_id", metavar='container-id', help="Container ID") args = parser.parse_args(sys.argv[1:]) if not args.start and not args.stop: print "Please specify --start or --stop action" sys.exit(1) manager = LxcManager() provisioner = Provisioner(api_server=args.api_server, api_port=args.api_port) instance_name = '%s-%s' % (socket.gethostname(), args.container_id) pid_str = subprocess.check_output( 'docker inspect -f \'{{.State.Pid}}\' %s' % args.container_id, shell=True) pid = int(pid_str) subprocess.check_output( 'ln -sf /proc/%d/ns/net /var/run/netns/%s' % (pid, args.container_id), shell=True) if args.start: vm = provisioner.virtual_machine_locate(instance_name) network = build_network_name(args.project, args.network) vmi = provisioner.vmi_locate(vm, network, 'veth0') ifname = manager.create_interface(args.container_id, 'veth0', vmi) interface_register(vm, vmi, ifname) subprocess.check_output( 'ip netns exec %s dhclient veth0' % args.container_id, shell=True) elif args.stop: vm = provisioner.virtual_machine_lookup(instance_name) vmi_list = vm.get_virtual_machine_interfaces() for ref in vmi_list: uuid = ref['uuid'] interface_unregister(uuid) manager.clear_interfaces(args.container_id) for ref in vmi_list: provisioner.vmi_delete(ref['uuid']) provisioner.virtual_machine_delete(vm) subprocess.check_output( 'ip netns delete %s' % args.container_id, shell=True)
def daemon_start(): """ Creates a virtual-machine and vmi object in the API server. Creates a namespace and a veth interface pair. Associates the veth interface in the master instance with the vrouter. """ parser = argparse.ArgumentParser() defaults = { 'api-server': '127.0.0.1', 'api-port': 8082, 'project': 'default-domain:default-project', 'network': 'default-network', } parser.set_defaults(**defaults) parser.add_argument("-s", "--api-server", help="API server address") parser.add_argument("-p", "--api-port", type=int, help="API server port") parser.add_argument("--project", help="OpenStack project name") parser.add_argument("-n", "--network", help="Primary network") parser.add_argument("-o", "--outbound", help="Outbound traffic network") parser.add_argument("daemon", help="Deamon Name") arguments = parser.parse_args(sys.argv[1:]) manager = LxcManager() provisioner = Provisioner(api_server=arguments.api_server, api_port=arguments.api_port) vrouter_name = socket.gethostname() instance_name = '%s-%s' % (vrouter_name, arguments.daemon) project_fq_name = arguments.project.split(':') project = provisioner.project_lookup(project_fq_name) vm = provisioner.virtual_machine_locate(vrouter_name, instance_name, project) network = build_network_name(arguments.project, arguments.network) vmi = provisioner.vmi_locate(vm, network, 'veth0', project) vmi_out = None if arguments.outbound: outbound_name = build_network_name(arguments.project, arguments.outbound) vmi_out = provisioner.vmi_locate(vm, outbound_name, 'veth1') manager.namespace_init(arguments.daemon) ifname = manager.interface_update(arguments.daemon, vmi, 'veth0') interface_register(vm, vmi, ifname, project=project) if vmi_out: ifname = manager.interface_update(arguments.daemon, vmi_out, 'veth1') interface_register(vm, vmi_out, ifname) single_interface = (arguments.outbound is None) ip_prefix = provisioner.get_interface_ip_prefix(vmi) manager.interface_config(arguments.daemon, 'veth0', advertise_default=single_interface, ip_prefix=ip_prefix) if vmi_out: manager.interface_config(arguments.daemon, 'veth1')
def daemon_start(): """ Creates a virtual-machine and vmi object in the API server. Creates a namespace and a veth interface pair. Associates the veth interface in the master instance with the vrouter. """ parser = argparse.ArgumentParser() defaults = { 'api-server': '127.0.0.1', 'api-port': 8082, 'project': 'default-domain:default-project', 'network': 'default-network', } parser.set_defaults(**defaults) parser.add_argument("-s", "--api-server", help="API server address") parser.add_argument("-p", "--api-port", type=int, help="API server port") parser.add_argument("-n", "--network", help="Primary network") parser.add_argument("-o", "--outbound", help="Outbound traffic network") parser.add_argument("daemon", help="Deamon Name") arguments = parser.parse_args(sys.argv) manager = LxcManager() provisioner = Provisioner(api_server=arguments.api_server, api_port=arguments.api_port) instance_name = '%s-%s' % (socket.gethostname(), arguments.daemon) vm = provisioner.virtual_machine_locate(instance_name) network = build_network_name(arguments.project, arguments.network) vmi = provisioner.vmi_locate(vm, network, 'veth0') vmi_out = None if arguments.outbound: outbound_name = build_network_name(arguments.project, arguments.outbound) vmi_out = provisioner.vmi_locate(vm, outbound_name, 'veth1') manager.namespace_init(arguments.daemon) ifname = manager.interface_update(arguments.daemon, vmi, 'veth0') interface_register(vm, vmi, ifname) if vmi_out: ifname = manager.interface_update(arguments.daemon, vmi_out, 'veth1') interface_register(vm, vmi_out, ifname) single_interface = (arguments.outbound is None) ip_prefix = provisioner.get_interface_ip_prefix(vmi) manager.interface_config(arguments.daemon, 'veth0', advertise_default=single_interface, ip_prefix=ip_prefix) if vmi_out: manager.interface_config(arguments.daemon, 'veth1')
def keepalive(self): self.vrouter_client.periodic_connection_check() current_agent_connection = self.vrouter_client._client if not current_agent_connection: # vrouter agent is down, Try checking... return if self.vrouter_agent_connection != current_agent_connection: # Initial connection object to vrouter agent is different from # the current object, vrouter agent is restarted, plug the netns # vif's again. interface_register(self.vm, self.vmi, self.ifname, project=self.project) if self.vmi_out: interface_register(self.vm, self.vmi_out, self.ifname_out, project=self.project) self.vrouter_agent_connection = current_agent_connection
def keepalive(self): self.vrouter_client.periodic_connection_check() current_agent_connection = self.vrouter_client._client if not current_agent_connection: # vrouter agent is down, Try checking... return if self.vrouter_agent_connection != current_agent_connection: # Initial connection object to vrouter agent is different from # the current object, vrouter agent is restarted, plug the netns # vif's again. interface_register(self.vm, self.vmi, self.ifname, project=self.project) if self.vmi_out: interface_register(self.vm, self.vmi_out, self.ifname_out, project=self.project) self.vrouter_agent_connection = current_agent_connection
def daemon_start(): """ Creates a virtual-machine and vmi object in the API server. Creates a namespace and a veth interface pair. Associates the veth interface in the master instance with the vrouter. """ parser = argparse.ArgumentParser() defaults = { 'username': None, 'password': None, 'api-server': '127.0.0.1', 'api-port': 8082, 'project': 'default-domain:default-project', 'network': 'default-network', 'monitor' : False, } parser.set_defaults(**defaults) parser.add_argument("-U", "--username", help="Username of the tenant") parser.add_argument("-P", "--password", help="Password for the user") parser.add_argument("-s", "--api-server", help="API server address") parser.add_argument("-p", "--api-port", type=int, help="API server port") parser.add_argument("--project", help="OpenStack project name") parser.add_argument("-n", "--network", help="Primary network") parser.add_argument("-o", "--outbound", help="Outbound traffic network") ''' --monitor is maintained only for backward compatibility. Replug of vif's across vrouter-agent is not required anymore as vif info is persisted in files which are read upon vrouter-agent start. ''' parser.add_argument("-M", "--monitor", action='store_true', help="Monitor the vrouter agent connection to replug the vif's.") parser.add_argument("daemon", help="Deamon Name") arguments = parser.parse_args(sys.argv[1:]) manager = LxcManager() project_name = get_project_name(arguments.project, arguments.network) provisioner = Provisioner(username=arguments.username, password=arguments.password, api_server=arguments.api_server, api_port=arguments.api_port, project=project_name) vrouter_name = socket.getfqdn() instance_name = '%s-%s' % (vrouter_name, arguments.daemon) vm = provisioner.virtual_machine_locate(vrouter_name, instance_name) network = build_network_name(arguments.project, arguments.network) vmi, project = provisioner.vmi_locate(vm, network, 'veth0') vmi_out = None if arguments.outbound: outbound_name = build_network_name(arguments.project, arguments.outbound) vmi_out, project = provisioner.vmi_locate(vm, outbound_name, 'veth1') manager.namespace_init(arguments.daemon) ifname = manager.interface_update(arguments.daemon, vmi, 'veth0') interface_register(vm, vmi, ifname, project=project) vmi_out_kwargs = {} if vmi_out: ifname = manager.interface_update(arguments.daemon, vmi_out, 'veth1') interface_register(vm, vmi_out, ifname, project=project) vmi_out_kwargs = {'vmi_out' : vmi_out, 'ifname_out' : ifname } single_interface = (arguments.outbound is None) ip_prefix = provisioner.get_interface_ip_prefix(vmi) manager.interface_config(arguments.daemon, 'veth0', advertise_default=single_interface, ip_prefix=ip_prefix) if vmi_out: manager.interface_config(arguments.daemon, 'veth1')
def daemon_start(): """ Creates a virtual-machine and vmi object in the API server. Creates a namespace and a veth interface pair. Associates the veth interface in the master instance with the vrouter. """ parser = argparse.ArgumentParser() defaults = { 'username': None, 'password': None, 'api-server': '127.0.0.1', 'api-port': 8082, 'project': 'default-domain:default-project', 'network': 'default-network', 'monitor': False, } parser.set_defaults(**defaults) parser.add_argument("-U", "--username", help="Username of the tenant") parser.add_argument("-P", "--password", help="Password for the user") parser.add_argument("-s", "--api-server", help="API server address") parser.add_argument("-p", "--api-port", type=int, help="API server port") parser.add_argument("--project", help="OpenStack project name") parser.add_argument("-n", "--network", help="Primary network") parser.add_argument("-o", "--outbound", help="Outbound traffic network") ''' --monitor is maintained only for backward compatibility. Replug of vif's across vrouter-agent is not required anymore as vif info is persisted in files which are read upon vrouter-agent start. ''' parser.add_argument( "-M", "--monitor", action='store_true', help="Monitor the vrouter agent connection to replug the vif's.") parser.add_argument("daemon", help="Deamon Name") arguments = parser.parse_args(sys.argv[1:]) manager = LxcManager() project_name = get_project_name(arguments.project, arguments.network) provisioner = Provisioner(username=arguments.username, password=arguments.password, api_server=arguments.api_server, api_port=arguments.api_port, project=project_name) vrouter_name = socket.getfqdn() instance_name = '%s-%s' % (vrouter_name, arguments.daemon) vm = provisioner.virtual_machine_locate(vrouter_name, instance_name) network = build_network_name(arguments.project, arguments.network) vmi, project = provisioner.vmi_locate(vm, network, 'veth0') vmi_out = None if arguments.outbound: outbound_name = build_network_name(arguments.project, arguments.outbound) vmi_out, project = provisioner.vmi_locate(vm, outbound_name, 'veth1') manager.namespace_init(arguments.daemon) ifname = manager.interface_update(arguments.daemon, vmi, 'veth0') interface_register(vm, vmi, ifname, project=project) vmi_out_kwargs = {} if vmi_out: ifname = manager.interface_update(arguments.daemon, vmi_out, 'veth1') interface_register(vm, vmi_out, ifname, project=project) vmi_out_kwargs = {'vmi_out': vmi_out, 'ifname_out': ifname} single_interface = (arguments.outbound is None) ip_prefix = provisioner.get_interface_ip_prefix(vmi) manager.interface_config(arguments.daemon, 'veth0', advertise_default=single_interface, ip_prefix=ip_prefix) if vmi_out: manager.interface_config(arguments.daemon, 'veth1')
def main(): parser = argparse.ArgumentParser() defaults = { 'api-server': '127.0.0.1', 'api-port': 8082, 'project': 'default-domain:default-project', 'network': 'default-network', } parser.set_defaults(**defaults) parser.add_argument("-s", "--api-server", help="API server address") parser.add_argument("-p", "--api-port", type=int, help="API server port") parser.add_argument("-n", "--network", help="Primary network") parser.add_argument("--project", help="Network project") parser.add_argument("--start", action='store_true', help="Create namespace") parser.add_argument("--stop", action='store_true', help="Delete namespace") parser.add_argument("container_id", metavar='container-id', help="Container ID") args = parser.parse_args(sys.argv[1:]) if not args.start and not args.stop: print "Please specify --start or --stop action" sys.exit(1) manager = LxcManager() provisioner = Provisioner(api_server=args.api_server, api_port=args.api_port) instance_name = '%s-%s' % (socket.getfqdn(), args.container_id) pid_str = subprocess.check_output( 'docker inspect -f \'{{.State.Pid}}\' %s' % args.container_id, shell=True) pid = int(pid_str) subprocess.check_output('ln -sf /proc/%d/ns/net /var/run/netns/%s' % (pid, args.container_id), shell=True) if args.start: vm = provisioner.virtual_machine_locate(instance_name) network = build_network_name(args.project, args.network) vmi = provisioner.vmi_locate(vm, network, 'veth0') ifname = manager.create_interface(args.container_id, 'veth0', vmi) interface_register(vm, vmi, ifname) subprocess.check_output('ip netns exec %s dhclient veth0' % args.container_id, shell=True) elif args.stop: vm = provisioner.virtual_machine_lookup(instance_name) vmi_list = vm.get_virtual_machine_interfaces() for ref in vmi_list: uuid = ref['uuid'] interface_unregister(uuid) manager.clear_interfaces(args.container_id) for ref in vmi_list: provisioner.vmi_delete(ref['uuid']) provisioner.virtual_machine_delete(vm) subprocess.check_output('ip netns delete %s' % args.container_id, shell=True)