Bryan Boreham
afac7c4d09
Previously we used 'alpine' which had no 'CMD' line, but that changed upstream, so generate our own trivial image for this purpose.
52 lines
2.2 KiB
Bash
Executable File
52 lines
2.2 KiB
Bash
Executable File
#! /bin/bash
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. "$(dirname "$0")/config.sh"
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entrypoint() {
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docker_on $HOST1 inspect --format="{{.Config.Entrypoint}}" "$@"
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}
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check_iface_ready() {
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assert_raises "proxy docker_on $HOST1 run -e 'WEAVE_CIDR=$1' $BASE_IMAGE $CHECK_ETHWE_UP"
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assert_raises "proxy docker_on $HOST1 run -e 'WEAVE_CIDR=$1' $BASE_IMAGE ip -4 -o addr show ethwe | grep -q '$1'"
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}
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start_suite "Proxy waits for weave to be ready before running container commands"
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BASE_IMAGE=busybox
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# Ensure the base image does not exist, so that it will be pulled
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! docker_on $HOST1 inspect --format=" " $BASE_IMAGE >/dev/null 2>&1 || docker_on $HOST1 rmi $BASE_IMAGE
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# check that interface is ready, with and without --no-multicast-route
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weave_on $HOST1 launch --no-multicast-route
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check_iface_ready 10.2.1.1/24
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weave_on $HOST1 stop
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weave_on $HOST1 launch
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check_iface_ready 10.2.1.1/24
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# Check committed containers only have one weavewait prepended
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proxy_start_container $HOST1 --name c1 -e 'WEAVE_CIDR=10.2.1.1/24'
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COMMITTED_IMAGE=$(proxy docker_on $HOST1 commit c1)
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docker_on $HOST1 stop -t=1 c1
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assert_raises "proxy docker_on $HOST1 run --name c2 $COMMITTED_IMAGE"
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assert "entrypoint c2" "$(entrypoint $COMMITTED_IMAGE)"
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# Check exec works on containers without weavewait
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docker_on $HOST1 run -dit --name c3 $SMALL_IMAGE /bin/sh
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assert_raises "proxy docker_on $HOST1 exec c3 true"
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# Check we can't modify weavewait
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assert_raises "proxy docker_on $HOST1 run -e 'WEAVE_CIDR=10.2.1.2/24' $BASE_IMAGE touch /w/w" 1
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# Check only user-specified volumes and /w are mounted
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dirs_sans_proxy=$(docker_on $HOST1 run --rm $SMALL_IMAGE mount | wc -l)
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dirs_with_proxy=$(proxy docker_on $HOST1 run --rm -v /tmp/1:/srv1 -v /tmp/2:/srv2 -e 'WEAVE_CIDR=10.2.1.3/24' $SMALL_IMAGE mount | wc -l)
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assert "echo $((dirs_with_proxy-3))" $dirs_sans_proxy
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# Check errors are returned (when docker returns an error code)
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assert_raises "proxy docker_on $HOST1 run -e 'WEAVE_CIDR=10.2.1.3/24' $SMALL_IMAGE foo 2>&1 | grep 'exec: \"foo\": executable file not found in \$PATH'"
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# Check errors still happen when no command is specified
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assert_raises "proxy docker_on $HOST1 run -e 'WEAVE_CIDR=10.2.1.3/24' weaveworks/no-cmd 2>&1 | grep 'Error response from daemon: No command specified'"
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end_suite
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