| 1 | |
| 2 | |
| 3 |
|
| 4 | NR_FILES=32768
|
| 5 | readonly NETNS="ns-$(mktemp -u XXXXXX)"
|
| 6 |
|
| 7 | |
| 8 | port=443
|
| 9 | addr_v6="2001:0db8:0:f101::1"
|
| 10 | addr_v4="10.8.8.8"
|
| 11 | use_v6=true
|
| 12 | addr=""
|
| 13 |
|
| 14 | usage() {
|
| 15 | echo "Usage: $0 [-6 | -4] [-p port] [-a address]"
|
| 16 | echo -e "\t6: use ipv6"
|
| 17 | echo -e "\t4: use ipv4"
|
| 18 | echo -e "\tport: Port number"
|
| 19 | echo -e "\taddress: ip address"
|
| 20 | }
|
| 21 |
|
| 22 | while getopts "ha:p:64" opt; do
|
| 23 | case ${opt} in
|
| 24 | h)
|
| 25 | usage $0
|
| 26 | exit 0
|
| 27 | ;;
|
| 28 | a) addr=$OPTARG;;
|
| 29 | p)
|
| 30 | port=$OPTARG;;
|
| 31 | 6)
|
| 32 | use_v6=true;;
|
| 33 | 4)
|
| 34 | use_v6=false;;
|
| 35 | esac
|
| 36 | done
|
| 37 |
|
| 38 | setup() {
|
| 39 | ip netns add "${NETNS}"
|
| 40 | ip -netns "${NETNS}" link add veth0 type veth peer name veth1
|
| 41 | ip -netns "${NETNS}" link set lo up
|
| 42 | ip -netns "${NETNS}" link set veth0 up
|
| 43 | ip -netns "${NETNS}" link set veth1 up
|
| 44 |
|
| 45 | if [[ "$use_v6" == true ]]; then
|
| 46 | ip -netns "${NETNS}" addr add $addr_v6 nodad dev veth0
|
| 47 | else
|
| 48 | ip -netns "${NETNS}" addr add $addr_v4 dev lo
|
| 49 | fi
|
| 50 | }
|
| 51 |
|
| 52 | cleanup() {
|
| 53 | ip netns del "${NETNS}"
|
| 54 | }
|
| 55 |
|
| 56 | if [[ "$addr" != "" ]]; then
|
| 57 | addr_v4=$addr;
|
| 58 | addr_v6=$addr;
|
| 59 | fi
|
| 60 | setup
|
| 61 | if [[ "$use_v6" == true ]] ; then
|
| 62 | ip netns exec "${NETNS}" sh -c \
|
| 63 | "ulimit -n ${NR_FILES};./bind_bhash ${port} ipv6 ${addr_v6}"
|
| 64 | else
|
| 65 | ip netns exec "${NETNS}" sh -c \
|
| 66 | "ulimit -n ${NR_FILES};./bind_bhash ${port} ipv4 ${addr_v4}"
|
| 67 | fi
|
| 68 | cleanup
|