Bryan Boreham
31b7e063e7
CNI_VERSION env var was never used, so removed from the test script. The second test is crashing on v1, so bumped to v3.
83 lines
2.5 KiB
Bash
Executable File
83 lines
2.5 KiB
Bash
Executable File
#! /bin/bash
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. "$(dirname "$0")/config.sh"
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start_suite "Test CNI plugin"
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cni_connect() {
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pid=$(container_pid $1 $2)
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id=$(docker_on $1 inspect -f '{{.Id}}' $2)
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run_on $1 sudo CNI_COMMAND=ADD CNI_CONTAINERID=$id CNI_IFNAME=eth0 \
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CNI_NETNS=/proc/$pid/ns/net CNI_PATH=/opt/cni/bin /opt/cni/bin/weave-net
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}
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run_on $HOST1 sudo mkdir -p /opt/cni/bin
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# setup-cni is a subset of 'weave setup', without doing any 'docker pull's
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weave_on $HOST1 setup-cni
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weave_on $HOST1 launch
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C1=$(docker_on $HOST1 run --net=none --privileged --name=c1 -dt $SMALL_IMAGE /bin/sh)
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C2=$(docker_on $HOST1 run --net=none --name=c2 -dt $SMALL_IMAGE /bin/sh)
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# Enable unsolicited ARPs so that ping after the address reuse does not time out
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exec_on $HOST1 c1 sysctl -w net.ipv4.conf.all.arp_accept=1
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cni_connect $HOST1 c1 <<EOF
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{
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"name": "weave",
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"type": "weave-net"
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}
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EOF
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cni_connect $HOST1 c2 <<EOF
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{
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"cniVersion": "0.3.0",
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"name": "weave",
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"type": "weave-net",
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"ipam": {
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"type": "weave-ipam",
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"routes": [ { "dst": "10.32.0.0/12" } ]
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}
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}
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EOF
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C1IP=$(container_ip $HOST1 c1)
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C2IP=$(container_ip $HOST1 c2)
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assert_raises "exec_on $HOST1 c1 $PING $C2IP"
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assert_raises "exec_on $HOST1 c2 $PING $C1IP"
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# Check if the route to the outside world works
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assert_raises "exec_on $HOST1 c1 $PING 8.8.8.8"
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# Container c2 should not have a default route to the world
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assert_raises "exec_on $HOST1 c2 sh -c '! $PING 8.8.8.8'"
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# Now remove and start a new container to see if anything breaks
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docker_on $HOST1 rm -f c2
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C3=$(docker_on $HOST1 run --net=none --name=c3 -dt $SMALL_IMAGE /bin/sh)
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cni_connect $HOST1 c3 <<EOF
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{ "name": "weave", "type": "weave-net" }
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EOF
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C3IP=$(container_ip $HOST1 c3)
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# CNI shouldn't re-use the address until we call DEL
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assert_raises "[ $C2IP != $C3IP ]"
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assert_raises "exec_on $HOST1 c1 $PING $C3IP"
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# Ensure existing containers can reclaim their IP addresses after CNI has been used -- see #2548
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stop_weave_on $HOST1
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# Ensure no warning is printed to the standard error:
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ACTUAL_OUTPUT=$(CHECKPOINT_DISABLE="$CHECKPOINT_DISABLE" DOCKER_HOST=tcp://$HOST1:$DOCKER_PORT $WEAVE launch-router 2>&1)
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EXPECTED_OUTPUT=$($SSH $HOST1 docker inspect --format="{{.Id}}" weave)
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assert_raises "[ $EXPECTED_OUTPUT == $ACTUAL_OUTPUT ]"
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assert "$SSH $HOST1 \"curl -s -X GET 127.0.0.1:6784/ip/$C1 | grep -o -E '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}'\"" "$C1IP"
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assert "$SSH $HOST1 \"curl -s -X GET 127.0.0.1:6784/ip/$C3 | grep -o -E '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}'\"" "$C3IP"
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end_suite
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