Created
February 20, 2020 22:14
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taprio veth + namespaces test
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#!/bin/sh | |
ip netns add namespace1 | |
ip netns add namespace2 | |
ip link add veth1 numtxqueues 4 numrxqueues 4 type veth peer name br-veth1 | |
ip link add veth2 numtxqueues 4 numrxqueues 4 type veth peer name br-veth2 | |
ip link set veth1 netns namespace1 | |
ip link set veth2 netns namespace2 | |
ip netns exec namespace1 ip addr add 192.168.1.11/24 dev veth1 | |
ip netns exec namespace2 ip addr add 192.168.1.12/24 dev veth2 | |
ip link add name br1 type bridge | |
ip link set br1 up | |
ip link set br-veth1 up | |
ip link set br-veth2 up | |
ip netns exec namespace1 ip link set veth1 up | |
ip netns exec namespace2 ip link set veth2 up | |
ip link set br-veth1 master br1 | |
ip link set br-veth2 master br1 | |
bridge link show br1 | |
ip addr add 192.168.1.10/24 brd + dev br1 | |
IFACE=veth1 | |
i=$((`date +%s%N` + 37000000000 + (2 * 60 * 1000000000))) | |
BASE_TIME=$(($i - ($i % 1000000000))) | |
BATCH_FILE=taprio.batch | |
cat > $BATCH_FILE <<EOF | |
qdisc replace dev $IFACE parent root handle 100 taprio \\ | |
num_tc 3 \\ | |
map 2 2 1 0 2 2 2 2 2 2 2 2 2 2 2 2 \\ | |
queues 1@0 1@1 2@2 \\ | |
base-time $BASE_TIME \\ | |
sched-entry S 01 300000 \\ | |
sched-entry S 02 300000 \\ | |
sched-entry S 04 400000 \\ | |
clockid CLOCK_TAI | |
EOF | |
ip netns exec namespace1 tc -batch $BATCH_FILE | |
echo "Base time: $BASE_TIME" | |
echo "Configuration saved to: $BATCH_FILE" |
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