name : bond_topo_2d1c.sh #!/bin/bash # SPDX-License-Identifier: GPL-2.0 # # Topology for Bond mode 1,5,6 testing # # +-------------------------+ # | bond0 | Server # | + | 192.0.2.1/24 # | eth0 | eth1 | 2001:db8::1/24 # | +---+---+ | # | | | | # +-------------------------+ # | | # +-------------------------+ # | | | | # | +---+-------+---+ | Gateway # | | br0 | | 192.0.2.254/24 # | +-------+-------+ | 2001:db8::254/24 # | | | # +-------------------------+ # | # +-------------------------+ # | | | Client # | + | 192.0.2.10/24 # | eth0 | 2001:db8::10/24 # +-------------------------+ REQUIRE_MZ=no NUM_NETIFS=0 lib_dir=$(dirname "$0") source ${lib_dir}/net_forwarding_lib.sh s_ns="s-$(mktemp -u XXXXXX)" c_ns="c-$(mktemp -u XXXXXX)" g_ns="g-$(mktemp -u XXXXXX)" s_ip4="192.0.2.1" c_ip4="192.0.2.10" g_ip4="192.0.2.254" s_ip6="2001:db8::1" c_ip6="2001:db8::10" g_ip6="2001:db8::254" gateway_create() { ip netns add ${g_ns} ip -n ${g_ns} link add br0 type bridge ip -n ${g_ns} link set br0 up ip -n ${g_ns} addr add ${g_ip4}/24 dev br0 ip -n ${g_ns} addr add ${g_ip6}/24 dev br0 } gateway_destroy() { ip -n ${g_ns} link del br0 ip netns del ${g_ns} } server_create() { ip netns add ${s_ns} ip -n ${s_ns} link add bond0 type bond mode active-backup miimon 100 for i in $(seq 0 1); do ip -n ${s_ns} link add eth${i} type veth peer name s${i} netns ${g_ns} ip -n ${g_ns} link set s${i} up ip -n ${g_ns} link set s${i} master br0 ip -n ${s_ns} link set eth${i} master bond0 tc -n ${g_ns} qdisc add dev s${i} clsact done ip -n ${s_ns} link set bond0 up ip -n ${s_ns} addr add ${s_ip4}/24 dev bond0 ip -n ${s_ns} addr add ${s_ip6}/24 dev bond0 sleep 2 } # Reset bond with new mode and options bond_reset() { # Count the eth link number in real-time as this function # maybe called from other topologies. local link_num=$(ip -n ${s_ns} -br link show | grep -c "^eth") local param="$1" link_num=$((link_num -1)) ip -n ${s_ns} link set bond0 down ip -n ${s_ns} link del bond0 ip -n ${s_ns} link add bond0 type bond $param for i in $(seq 0 ${link_num}); do ip -n ${s_ns} link set eth$i master bond0 done ip -n ${s_ns} link set bond0 up ip -n ${s_ns} addr add ${s_ip4}/24 dev bond0 ip -n ${s_ns} addr add ${s_ip6}/24 dev bond0 sleep 2 } server_destroy() { # Count the eth link number in real-time as this function # maybe called from other topologies. local link_num=$(ip -n ${s_ns} -br link show | grep -c "^eth") link_num=$((link_num -1)) for i in $(seq 0 ${link_num}); do ip -n ${s_ns} link del eth${i} done ip netns del ${s_ns} } client_create() { ip netns add ${c_ns} ip -n ${c_ns} link add eth0 type veth peer name c0 netns ${g_ns} ip -n ${g_ns} link set c0 up ip -n ${g_ns} link set c0 master br0 ip -n ${c_ns} link set eth0 up ip -n ${c_ns} addr add ${c_ip4}/24 dev eth0 ip -n ${c_ns} addr add ${c_ip6}/24 dev eth0 } client_destroy() { ip -n ${c_ns} link del eth0 ip netns del ${c_ns} } setup_prepare() { gateway_create server_create client_create } cleanup() { pre_cleanup client_destroy server_destroy gateway_destroy } bond_check_connection() { local msg=${1:-"check connection"} sleep 2 ip netns exec ${s_ns} ping ${c_ip4} -c5 -i 0.1 &>/dev/null check_err $? "${msg}: ping failed" ip netns exec ${s_ns} ping6 ${c_ip6} -c5 -i 0.1 &>/dev/null check_err $? "${msg}: ping6 failed" }