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removed usage of brctl and dependency on bridge-utils library as it is deprecated, replaced with using iproute instead

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This commit is contained in:
Blake Harnden 2019-12-23 14:48:56 -08:00
parent 8029a27bb4
commit fe8bc6f10e
8 changed files with 30 additions and 44 deletions
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33
daemon/core/nodes/netclient.py
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@ -1,8 +1,9 @@
"""
Clients for dealing with bridge/interface commands.
"""
import json
from core.constants import BRCTL_BIN, ETHTOOL_BIN, IP_BIN, OVS_BIN, TC_BIN
from core.constants import ETHTOOL_BIN, IP_BIN, OVS_BIN, TC_BIN
def get_net_client(use_ovs, run):
@ -231,17 +232,12 @@ class LinuxNetClient:
:param str name: bridge name
:return: nothing
"""
self.run(f"{BRCTL_BIN} addbr {name}")
self.run(f"{BRCTL_BIN} stp {name} off")
self.run(f"{BRCTL_BIN} setfd {name} 0")
self.run(f"{IP_BIN} link add name {name} type bridge")
self.run(f"{IP_BIN} link set {name} type bridge stp_state 0")
self.run(f"{IP_BIN} link set {name} type bridge forward_delay 0")
self.run(f"{IP_BIN} link set {name} type bridge mcast_snooping 0")
self.device_up(name)
# turn off multicast snooping so forwarding occurs w/o IGMP joins
snoop_file = "multicast_snooping"
snoop = f"/sys/devices/virtual/net/{name}/bridge/{snoop_file}"
self.run(f"echo 0 > /tmp/{snoop_file}", shell=True)
self.run(f"cp /tmp/{snoop_file} {snoop}")
def delete_bridge(self, name):
"""
Bring down and delete a Linux bridge.
@ -250,7 +246,7 @@ class LinuxNetClient:
:return: nothing
"""
self.device_down(name)
self.run(f"{BRCTL_BIN} delbr {name}")
self.run(f"{IP_BIN} link delete {name} type bridge")
def create_interface(self, bridge_name, interface_name):
"""
@ -260,7 +256,7 @@ class LinuxNetClient:
:param str interface_name: interface name
:return: nothing
"""
self.run(f"{BRCTL_BIN} addif {bridge_name} {interface_name}")
self.run(f"{IP_BIN} link set dev {interface_name} master {bridge_name}")
self.device_up(interface_name)
def delete_interface(self, bridge_name, interface_name):
@ -271,7 +267,7 @@ class LinuxNetClient:
:param str interface_name: interface name
:return: nothing
"""
self.run(f"{BRCTL_BIN} delif {bridge_name} {interface_name}")
self.run(f"{IP_BIN} link set dev {interface_name} nomaster")
def existing_bridges(self, _id):
"""
@ -279,11 +275,10 @@ class LinuxNetClient:
:param _id: node id to check bridges for
"""
output = self.run(f"{BRCTL_BIN} show")
lines = output.split("\n")
for line in lines[1:]:
columns = line.split()
name = columns[0]
output = self.run(f"{IP_BIN} -j link show type bridge")
bridges = json.loads(output)
for bridge in bridges:
name = bridge["ifname"]
fields = name.split(".")
if len(fields) != 3:
continue
@ -298,7 +293,7 @@ class LinuxNetClient:
:param str name: bridge name
:return: nothing
"""
self.run(f"{BRCTL_BIN} setageing {name} 0")
self.run(f"{IP_BIN} link set {name} type bridge ageing_time 0")
class OvsNetClient(LinuxNetClient):