Improve functional tests #816
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@@ -5,4 +5,4 @@ dist/*.docker | |
| cover.out | ||
| .editorconfig | ||
| .idea/ | ||
| bash_unit | ||
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| @@ -0,0 +1,121 @@ | ||
| #!/bin/bash | ||
| ETCD_IMG="${ETCD_IMG:-quay.io/coreos/etcd:v3.2.7}" | ||
| ETCD_LOCATION="${ETCD_LOCATION:-etcd}" | ||
| FLANNEL_NET="${FLANNEL_NET:-10.10.0.0/16}" | ||
| TAG=`git describe --tags --dirty` | ||
| FLANNEL_DOCKER_IMAGE="${FLANNEL_DOCKER_IMAGE:-quay.io/coreos/flannel:$TAG}" | ||
| K8S_VERSION="${K8S_VERSION:-1.7.6}" | ||
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| docker_ip=$(ip -o -f inet addr show docker0 | grep -Po 'inet \K[\d.]+') | ||
| etcd_endpt="http://$docker_ip:2379" | ||
| k8s_endpt="http://$docker_ip:8080" | ||
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| setup_suite() { | ||
| # Run etcd, killing any existing one that was running | ||
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| # Start etcd | ||
| docker rm -f flannel-e2e-test-etcd >/dev/null 2>/dev/null | ||
| docker run --name=flannel-e2e-test-etcd -d -p 2379:2379 $ETCD_IMG etcd --listen-client-urls http://0.0.0.0:2379 --advertise-client-urls $etcd_endpt >/dev/null | ||
| sleep 1 | ||
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| # Start a kubernetes API server | ||
| docker rm -f flannel-e2e-k8s-apiserver >/dev/null 2>/dev/null | ||
| docker run -d --net=host --name flannel-e2e-k8s-apiserver gcr.io/google_containers/hyperkube-amd64:v$K8S_VERSION \ | ||
| /hyperkube apiserver --etcd-servers=$etcd_endpt \ | ||
| --service-cluster-ip-range=10.101.0.0/16 --insecure-bind-address=0.0.0.0 --allow-privileged >/dev/null | ||
| sleep 1 | ||
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| while ! cat <<EOF | docker run -i --rm --net=host gcr.io/google_containers/hyperkube-amd64:v$K8S_VERSION /hyperkube kubectl create -f - >/dev/null 2>/dev/null | ||
| apiVersion: v1 | ||
| kind: Node | ||
| metadata: | ||
| name: flannel1 | ||
| annotations: | ||
| dummy: value | ||
| spec: | ||
| podCIDR: 10.10.1.0/24 | ||
| EOF | ||
| do | ||
| sleep 1 | ||
| done | ||
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| cat <<EOF | docker run -i --rm --net=host gcr.io/google_containers/hyperkube-amd64:v$K8S_VERSION /hyperkube kubectl create -f - >/dev/null 2>/dev/null | ||
| apiVersion: v1 | ||
| kind: Node | ||
| metadata: | ||
| name: flannel2 | ||
| annotations: | ||
| dummy: value | ||
| spec: | ||
| podCIDR: 10.10.2.0/24 | ||
| EOF | ||
| } | ||
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| teardown_suite() { | ||
| # Teardown the etcd server | ||
| docker rm -f flannel-e2e-test-etcd >/dev/null | ||
| docker rm -f flannel-e2e-k8s-apiserver >/dev/null | ||
| } | ||
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| teardown() { | ||
| docker rm -f flannel-e2e-test-flannel1 >/dev/null 2>/dev/null | ||
| docker rm -f flannel-e2e-test-flannel2 >/dev/null 2>/dev/null | ||
| } | ||
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| start_flannel() { | ||
| local backend=$1 | ||
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| flannel_conf="{ \"Network\": \"$FLANNEL_NET\", \"Backend\": { \"Type\": \"${backend}\" } }" | ||
| for host_num in 1 2; do | ||
| docker rm -f flannel-e2e-test-flannel$host_num >/dev/null 2>/dev/null | ||
| docker run -e NODE_NAME=flannel$host_num --privileged --name flannel-e2e-test-flannel$host_num -tid --entrypoint /bin/sh $FLANNEL_DOCKER_IMAGE >/dev/null | ||
| docker exec flannel-e2e-test-flannel$host_num /bin/sh -c 'mkdir -p /etc/kube-flannel' | ||
| echo $flannel_conf | docker exec -i flannel-e2e-test-flannel$host_num /bin/sh -c 'cat > /etc/kube-flannel/net-conf.json' | ||
| docker exec -d flannel-e2e-test-flannel$host_num /opt/bin/flanneld --kube-subnet-mgr --kube-api-url $k8s_endpt | ||
| done | ||
| } | ||
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| create_ping_dest() { | ||
| # add a dummy interface with $FLANNEL_SUBNET so we have a known working IP to ping | ||
| for host_num in 1 2; do | ||
| while ! docker exec flannel-e2e-test-flannel$host_num ls /run/flannel/subnet.env >/dev/null 2>&1; do | ||
| sleep 0.1 | ||
| done | ||
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| # Use declare to allow the host_num variable to be part of the ping_dest variable name. -g is needed to make it global | ||
| declare -g ping_dest$host_num=$(docker "exec" --privileged flannel-e2e-test-flannel$host_num /bin/sh -c '\ | ||
| source /run/flannel/subnet.env && \ | ||
| ip link add name dummy0 type dummy && \ | ||
| ip addr add $FLANNEL_SUBNET dev dummy0 && ip link set dummy0 up && \ | ||
| echo $FLANNEL_SUBNET | cut -f 1 -d "/" ') | ||
| done | ||
| } | ||
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| test_vxlan() { | ||
| start_flannel vxlan | ||
| create_ping_dest # creates ping_dest1 and ping_dest2 variables | ||
| pings | ||
| } | ||
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| test_udp() { | ||
| start_flannel udp | ||
| create_ping_dest # creates ping_dest1 and ping_dest2 variables | ||
| pings | ||
| } | ||
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| test_host-gw() { | ||
| start_flannel host-gw | ||
| create_ping_dest # creates ping_dest1 and ping_dest2 variables | ||
| pings | ||
| } | ||
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| pings() { | ||
| # ping in both directions | ||
| assert "docker exec -it --privileged flannel-e2e-test-flannel1 /bin/ping -c 5 $ping_dest2" "Host 1 cannot ping host 2" | ||
| assert "docker exec -it --privileged flannel-e2e-test-flannel2 /bin/ping -c 5 $ping_dest1" "Host 2 cannot ping host 1" | ||
| } | ||
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| test_manifest() { | ||
| # This just tests that the API server accepts the manifest, not that it actually acts on it correctly. | ||
| assert "cat ../Documentation/kube-flannel.yml | docker run -i --rm --net=host gcr.io/google_containers/hyperkube-amd64:v$K8S_VERSION /hyperkube kubectl create -f -" | ||
|
There was a problem hiding this comment. btw, there's a cool project |
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| } | ||
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or we could put this in some sort of retry block, maybe