def connectnode(self, ifname, othernode, otherifname):
"""
Connect a node.
:param str ifname: name of interface to connect
:param core.nodes.base.CoreNode othernode: node to connect to
:param str otherifname: interface name to connect to
:return: nothing
"""
tmplen = 8
tmp1 = "tmp." + "".join(
[random.choice(string.ascii_lowercase) for _ in range(tmplen)]
)
tmp2 = "tmp." + "".join(
[random.choice(string.ascii_lowercase) for _ in range(tmplen)]
)
self.net_client.create_veth(tmp1, tmp2)
self.net_client.device_ns(tmp1, str(self.pid))
self.node_net_client.device_name(tmp1, ifname)
interface = CoreInterface(node=self, name=ifname, mtu=_DEFAULT_MTU)
self.addnetif(interface, self.newifindex())
self.net_client.device_ns(tmp2, str(othernode.pid))
othernode.node_net_client.device_name(tmp2, otherifname)
other_interface = CoreInterface(
node=othernode, name=otherifname, mtu=_DEFAULT_MTU
)
othernode.addnetif(other_interface, othernode.newifindex())
def __init__(
self,
session: "Session",
_id: int = None,
name: str = None,
mtu: int = 1500,
server: DistributedServer = None,
) -> None:
"""
Create an RJ45Node instance.
:param session: core session instance
:param _id: node id
:param name: node name
:param mtu: rj45 mtu
:param server: remote server node
will run on, default is None for localhost
"""
super().__init__(session, _id, name, server)
self.iface = CoreInterface(session, self, name, name, mtu, server)
self.iface.transport_type = TransportType.RAW
self.lock: threading.RLock = threading.RLock()
self.iface_id: Optional[int] = None
self.old_up: bool = False
self.old_addrs: List[Tuple[str, Optional[str]]] = []
def connectnode(self, ifname, othernode, otherifname):
"""
Connect a node.
:param str ifname: name of interface to connect
:param core.nodes.CoreNodeBase othernode: node to connect to
:param str otherifname: interface name to connect to
:return: nothing
"""
tmplen = 8
tmp1 = "tmp." + "".join(
[random.choice(string.ascii_lowercase) for _ in range(tmplen)])
tmp2 = "tmp." + "".join(
[random.choice(string.ascii_lowercase) for _ in range(tmplen)])
utils.check_cmd([
constants.IP_BIN,
"link",
"add",
"name",
tmp1,
"type",
"veth",
"peer",
"name",
tmp2,
])
utils.check_cmd(
[constants.IP_BIN, "link", "set", tmp1, "netns",
str(self.pid)])
self.network_cmd(
[constants.IP_BIN, "link", "set", tmp1, "name", ifname])
interface = CoreInterface(node=self, name=ifname, mtu=_DEFAULT_MTU)
self.addnetif(interface, self.newifindex())
utils.check_cmd([
constants.IP_BIN, "link", "set", tmp2, "netns",
str(othernode.pid)
])
othernode.network_cmd(
[constants.IP_BIN, "link", "set", tmp2, "name", otherifname])
other_interface = CoreInterface(node=othernode,
name=otherifname,
mtu=_DEFAULT_MTU)
othernode.addnetif(other_interface, othernode.newifindex())