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#!/bin/bash
DEFAULT_CT="../../src/conntrack"
DEFAULT_SPORT_COUNT=0xffff
DEFAULT_DPORT_COUNT=0x2
DEFAULT_TMP_FILE="./ct_data.txt"
DEFAULT_CT_ZONE=123
DEFAULT_GEN_ONLY=0
DEFAULT_CLEANUP_INDIVIDUAL=0
CT=$DEFAULT_CT
SPORT_COUNT=$DEFAULT_SPORT_COUNT
DPORT_COUNT=$DEFAULT_DPORT_COUNT
TMP_FILE=$DEFAULT_TMP_FILE
CT_ZONE=$DEFAULT_CT_ZONE
GEN_ONLY=$DEFAULT_GEN_ONLY
CLEANUP_INDIVIDUAL=$DEFAULT_CLEANUP_INDIVIDUAL
print_help()
{
me=$(basename "$0")
echo "Script for stress-testing bulk ct entries load (-R option)"
echo ""
echo "Usage: $me [options]"
echo ""
echo "Where options can be:"
echo ""
echo "-dpc <dst_port_count> - number of destination port values."
echo " Default is ${DEFAULT_DPORT_COUNT}."
echo ""
echo "-spc <src_port_count> - number of source port values."
echo " Default is ${DEFAULT_SPORT_COUNT}."
echo ""
echo "-ct <ct_tool_path> - path to the conntrack tool."
echo " Default is ${DEFAULT_CT}."
echo ""
echo "-z <ct_zone> - ct zone to be used."
echo " Default is ${DEFAULT_CT_ZONE}."
echo ""
echo "-f <tmp_file_name> - tmp file to be used to generate the ct data to."
echo " Default is ${DEFAULT_TMP_FILE}."
echo ""
echo "-g - Generate tmp file and exit."
echo ""
echo "-h - Print this help and exit."
}
function ct_data_gen()
{
for (( d = 1; d <= $DPORT_COUNT; d++ )) do
for (( s = 1; s <= $SPORT_COUNT; s++ )) do
echo "-I -w $CT_ZONE -s 1.1.1.1 -d 2.2.2.2 -p tcp --sport ${s} --dport ${d} --state LISTEN -u SEEN_REPLY -t 50"
done
done
}
if [ $UID -ne 0 ]
then
echo "Run this test as root"
exit 1
fi
while [ $# -gt 0 ]
do
case "$1" in
-spc)
SPORT_COUNT=${2:-}
if [ -z "$SPORT_COUNT" ]
then
echo "Source port must be specified!"
print_help
exit 1
fi
shift
;;
-dpc)
DPORT_COUNT=${2:-}
if [ -z "$DPORT_COUNT" ]
then
echo "Destination port must be specified!"
print_help
exit 1
fi
shift
;;
-ct)
CT=${2:-}
if [ -z "$CT" ]
then
echo "conntrack path must be specified!"
print_help
exit 1
fi
shift
;;
-z)
CT_ZONE=${2:-}
if [ -z "$CT_ZONE" ]
then
echo "ct zone must be specified!"
print_help
exit 1
fi
shift
;;
-f)
TMP_FILE=${2:-}
if [ -z "$TMP_FILE" ]
then
echo "Tmp file must be specified!"
print_help
exit 1
fi
shift
;;
-g)
GEN_ONLY=1
;;
-ci)
CLEANUP_INDIVIDUAL=1
;;
-h)
print_help
exit 1
;;
*)
echo "Unknown paramerer \"$1\""
print_help
exit 1
;;
esac
shift
done
ct_data_gen > $TMP_FILE
NUM_ENTRIES=$(cat ${TMP_FILE} | wc -l)
echo "File ${TMP_FILE} is generated, number of entries: ${NUM_ENTRIES}."
if [ "$GEN_ONLY" -eq "1" ]; then
exit 0
fi
echo "Loading ${NUM_ENTRIES} entries from ${TMP_FILE} .."
time -p ${CT} -R $TMP_FILE
if [ "$CLEANUP_INDIVIDUAL" -eq "1" ]; then
sed -i -e "s/-I/-D/g" -e "s/-t 50//g" $TMP_FILE
NUM_ENTRIES=$(cat ${TMP_FILE} | wc -l)
echo "File ${TMP_FILE} is updated, number of entries: ${NUM_ENTRIES}."
echo "Cleaning ${NUM_ENTRIES} entries from ${TMP_FILE} .."
time -p ${CT} -R $TMP_FILE
fi
echo "Cleaning up zone ${CT_ZONE}.."
time -p ${CT} -D -w $CT_ZONE > /dev/null
rm $TMP_FILE
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