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error handling

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This commit is contained in:
tschettervictor
2024-12-12 20:23:50 -07:00
committed by GitHub
parent 216a4a5412
commit ae9a33a50e
1 changed files with 36 additions and 32 deletions
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68
usr/local/share/bastille/rdr.sh
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@@ -224,40 +224,44 @@ RDR_DST="any"
OPTION="0"
# Check for options
case "$1" in
-i|--interface)
if [ -z "${2}" ]; then
error_exit "Must specify an interface with [-i|--interface]"
fi
if ifconfig | grep -owq "${2}:"; then
RDR_IF="${2}"
while [ "$#" -gt 0 ]; do
case "$1" in
-i|--interface)
if [ -z "${2}" ]; then
error_exit "Must specify an interface with [-i|--interface]"
fi
if ifconfig | grep -owq "${2}:"; then
RDR_IF="${2}"
OPTION="1"
shift 2
else
error_exit "${2} is not a valid interface."
fi
;;
-s|--source)
if [ -z "${2}" ]; then
error_exit "Must specify a source IP/subnet with [-s|--source]"
fi
check_rdr_ip_validity "${2}"
RDR_SRC="${2}"
OPTION="1"
shift 2
else
error_exit "${2} is not a valid interface."
fi
;;
-s|--source)
if [ -z "${2}" ]; then
error_exit "Must specify a source IP/subnet with [-s|--source]"
fi
check_ip_validity "${2}"
RDR_SRC="${2}"
OPTION="1"
shift 2
;;
-d|--destination)
if [ -z "${2}" ]; then
error_exit "Must specify a destination IP with [-d|--destination]"
fi
if ifconfig | grep -owq "inet ${2}"; then
RDR_DST="${2}"
OPTION="1"
shift 2
else
error_exit "${2} is not an IP on this system."
fi
;;
;;
-d|--destination)
if [ -z "${2}" ]; then
error_exit "Must specify a destination IP with [-d|--destination]"
fi
if ifconfig | grep -owq "inet ${2}"; then
RDR_DST="${2}"
OPTION="1"
shift 2
else
error_exit "${2} is not an IP on this system."
fi
;;
*)
break
;;
esac
if [ $# -lt 2 ]; then