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tests: Fix potential issues in mcast-tester.py

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Fix potential issues in mcast-tester.py

Signed-off-by: y-bharath14 <y.bharath@samsung.com>
This commit is contained in:
Y Bharath 2025-04-10 17:01:06 +05:30
parent f28394313f
commit 868796cf69
1 changed files with 26 additions and 8 deletions
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34
tests/topotests/lib/mcast-tester.py
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@ -25,28 +25,46 @@ import time
#
def interface_name_to_index(name):
"Gets the interface index using its name. Returns None on failure."
interfaces = json.loads(subprocess.check_output("ip -j link show", shell=True))
try:
interfaces = json.loads(subprocess.check_output("ip -j link show", shell=True))
except subprocess.CalledProcessError as err:
print(f"Error executing command: {err}")
return None
except json.JSONDecodeError as err:
print(f"Error decoding JSON: {err}")
return None
for interface in interfaces:
if interface["ifname"] == name:
return interface["ifindex"]
if interface.get("ifname") == name:
return interface.get("ifindex")
return None
def interface_index_to_address(index, iptype="inet"):
"Gets the interface main address using its name. Returns None on failure."
interfaces = json.loads(subprocess.check_output("ip -j addr show", shell=True))
try:
interfaces = json.loads(subprocess.check_output("ip -j addr show", shell=True))
except subprocess.CalledProcessError as err:
print(f"Error executing command: {err}")
return None
except json.JSONDecodeError as err:
print(f"Error decoding JSON: {err}")
return None
for interface in interfaces:
if interface["ifindex"] == index:
if interface.get("ifindex") == index:
break
else:
return None
for address in interface["addr_info"]:
if address["family"] == iptype:
for address in interface.get("addr_info"):
if address.get("family") == iptype:
break
else:
return None
local_address = ipaddress.ip_address(address["local"])
local_address = ipaddress.ip_address(address.get("local"))
return local_address.packed