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convert pppoe test to a derivation

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* move shell script to a runCommand
* multicast needs special options to run on loopback
 (nix-build sandbox disables non-local network interfaces)
This commit is contained in:
Daniel Barlow 2023-02-05 17:37:31 +00:00
parent 16a923f58f
commit ebc5d6a3e0
5 changed files with 68 additions and 38 deletions
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9
tests/pppoe/test-dhcp-service.py
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@ -66,10 +66,9 @@ sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.setsockopt(socket.IPPROTO_IP, socket.IP_MULTICAST_TTL, MULTICAST_TTL)
sock.bind((MCAST_GRP, MCAST_PORT))
host = socket.gethostbyname(socket.gethostname())
sock.setsockopt(socket.SOL_IP, socket.IP_MULTICAST_IF, socket.inet_aton(host))
sock.setsockopt(socket.SOL_IP, socket.IP_MULTICAST_IF, socket.inet_aton('127.0.0.1'))
sock.setsockopt(socket.SOL_IP, socket.IP_ADD_MEMBERSHIP,
socket.inet_aton(MCAST_GRP) + socket.inet_aton(host))
socket.inet_aton(MCAST_GRP) + socket.inet_aton('127.0.0.1'))
endtime = time.time() + TIMEOUT
sock.sendto(payload, (MCAST_GRP, MCAST_PORT))
@ -77,8 +76,8 @@ sock.sendto(payload, (MCAST_GRP, MCAST_PORT))
while time.time() < endtime:
try:
data, addr = sock.recvfrom(1024)
except socket.error:
print('Exception')
except socket.error as e:
print('recv exception: ', e)
else:
reply = Ether(data)
if is_dhcp_offer(reply):