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Add a timeout for creating tun/tap interfaces.

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This commit is contained in:
Roy Marples 2008-01-30 15:57:01 +00:00
parent 84ad9a40a6
commit ee44b90795
1 changed files with 12 additions and 0 deletions
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12
net.Linux/tuntap.sh
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@ -25,6 +25,18 @@ tuntap_pre_start()
eerror "TUN/TAP support is not present in this kernel" eerror "TUN/TAP support is not present in this kernel"
return 1 return 1
fi fi
vebegin "Waiting for /dev/net/tun"
# /dev/net/tun can take it's time to appear
local timeout=10
while [ ! -e /dev/net/tun -a ${timeout} -gt 0 ]; do
sleep 1
timeout=$((${timeout} - 1))
done
if [ ! -e /dev/net/tun ]; then
eerror "TUN/TAP support present but /dev/net/tun is not"
return 1
fi
veend 0
fi fi
ebegin "Creating Tun/Tap interface ${IFACE}" ebegin "Creating Tun/Tap interface ${IFACE}"