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# log_martians
# default value - 1
# Log packets with impossible addresses to kernel log. log_martians for the
# interface will be enabled if at least one of conf/{all,interface}/log_martians
# is set to TRUE, it will be disabled otherwise
type: txt
help: Set policy for logging IPv4 packets with invalid addresses
comp_help:Possible completions:
enable\tEnable logging of IPv4 packets with invalid addresses
disable\tDisable logging of Ipv4 packets with invalid addresses
default: "enable"
syntax:expression: $VAR(@) in "enable", "disable"; "log-martians must be enable or disable"
update:
if [ x$VAR(@) == xenable ]; then
sudo sh -c "echo 1 > /proc/sys/net/ipv4/conf/all/log_martians"
else
# log-martians can work when either set for 'all' or 'interface'
# thus, unset all log-martians parameters
array=(`ls /proc/sys/net/ipv4/conf/`)
array_len=${#array[*]}
i=0
while [ $i -lt $array_len ]; do
sudo sh -c "echo 0 > \
/proc/sys/net/ipv4/conf/${array[$i]%:*}/log_martians"
let i++
done
fi
delete:
sudo sh -c "echo 1 > /proc/sys/net/ipv4/conf/all/log_martians"
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