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Merge pull request #173 from squat/lint_bash

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e2e/kind.sh: lint bash script
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Lucas Servén Marín 2021-05-21 11:06:15 +02:00 committed by GitHub
commit cc7e94b07c
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1 changed files with 17 additions and 16 deletions
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33
e2e/kind.sh
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@ -1,4 +1,5 @@
#!/usr/bin/env bash #!/usr/bin/env bash
# shellcheck disable=SC2034
KUBECONFIG="kind.yaml" KUBECONFIG="kind.yaml"
KIND_CLUSTER="kind-cluster-kilo" KIND_CLUSTER="kind-cluster-kilo"
KIND_BINARY="${KIND_BINARY:-kind}" KIND_BINARY="${KIND_BINARY:-kind}"
@ -6,9 +7,8 @@ KUBECTL_BINARY="${KUBECTL_BINARY:-kubectl}"
KILO_IMAGE="${KILO_IMAGE:-squat/kilo}" KILO_IMAGE="${KILO_IMAGE:-squat/kilo}"
is_ready() { is_ready() {
for pod in $(${KUBECTL_BINARY} -n ${1} get pods -o name -l ${2}); do for pod in $($KUBECTL_BINARY -n "$1" get pods -o name -l "$2"); do
${KUBECTL_BINARY} -n ${1} get $pod | tail -n 1 | grep -q Running; if ! $KUBECTL_BINARY -n "$1" get "$pod" | tail -n 1 | grep -q Running; then
if [ $? -ne 0 ]; then
return 1; return 1;
fi fi
done done
@ -17,19 +17,18 @@ is_ready() {
# Returns non zero if one pod of the given name in the given namespace is not ready. # Returns non zero if one pod of the given name in the given namespace is not ready.
block_until_ready_by_name() { block_until_ready_by_name() {
block_until_ready ${1} app.kubernetes.io/name=${2} block_until_ready "$1" "app.kubernetes.io/name=$2"
} }
# Blocks until all pods of a deployment are ready. # Blocks until all pods of a deployment are ready.
block_until_ready() { block_until_ready() {
# Just abort after 150s # Just abort after 150s
for c in {1..30}; do for c in {1..30}; do
ready=$(is_ready ${1} ${2}) if is_ready "$1" "$2"; then
if [ $? -ne 0 ]; then break
echo "some ${2} pods are not ready, yet. Retries=$c/30" else
echo "some $2 pods are not ready, yet. Retries=$c/30"
sleep 5 sleep 5
else
break
fi fi
done done
return 0 return 0
@ -37,7 +36,7 @@ block_until_ready() {
# Block waits until pods are ready. When patching pods, it is not very reliable because sometimes it checkts the state of old pods. # Block waits until pods are ready. When patching pods, it is not very reliable because sometimes it checkts the state of old pods.
block() { block() {
$KUBECTL_BINARY -n ${1} wait -l "app.kubernetes.io/name=${2}" pod --for=condition=Ready $KUBECTL_BINARY -n "$1" wait -l "app.kubernetes.io/name=$2" pod --for=condition=Ready
} }
# Set up the kind cluster and deploy Kilo, Adjacency and a helper with curl. # Set up the kind cluster and deploy Kilo, Adjacency and a helper with curl.
@ -46,7 +45,7 @@ setup_suite() {
# Create the kind cluster. # Create the kind cluster.
$KIND_BINARY create cluster --name $KIND_CLUSTER --config ./kind-config.yaml $KIND_BINARY create cluster --name $KIND_CLUSTER --config ./kind-config.yaml
# Load the Kilo image into kind. # Load the Kilo image into kind.
docker tag $KILO_IMAGE squat/kilo:test docker tag "$KILO_IMAGE" squat/kilo:test
$KIND_BINARY load docker-image squat/kilo:test --name $KIND_CLUSTER $KIND_BINARY load docker-image squat/kilo:test --name $KIND_CLUSTER
# Apply Kilo the the cluster. # Apply Kilo the the cluster.
$KUBECTL_BINARY apply -f kilo-kind-userspace.yaml $KUBECTL_BINARY apply -f kilo-kind-userspace.yaml
@ -66,7 +65,7 @@ block_until_ping() {
keepgoing=1 keepgoing=1
# Block until all IP addresses of the adjacency pods are reached. # Block until all IP addresses of the adjacency pods are reached.
for ip in $($KUBECTL_BINARY get pods -l app.kubernetes.io/name=adjacency -o jsonpath='{.items[*].status.podIP}'); do for ip in $($KUBECTL_BINARY get pods -l app.kubernetes.io/name=adjacency -o jsonpath='{.items[*].status.podIP}'); do
ping=$($KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -i $KUBECTL_BINARY exec {} -- /bin/sh -c 'curl -s http://'$ip':8080/ping') ping=$($KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -I{} "$KUBECTL_BINARY" exec {} -- /bin/sh -c "curl -s http://$ip:8080/ping")
if [[ $ping == "pong" ]]; then if [[ $ping == "pong" ]]; then
echo "successfully pinged $ip" echo "successfully pinged $ip"
keepgoing=0 keepgoing=0
@ -86,20 +85,21 @@ block_until_ping() {
check_adjacent() { check_adjacent() {
echo echo
echo "$($KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -i $KUBECTL_BINARY exec {} -- /bin/sh -c 'curl -s adjacency:8080/?format=fancy')" $KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -I{} "$KUBECTL_BINARY" exec {} -- /bin/sh -c 'curl -s adjacency:8080/?format=fancy'
assert_equals "12" \ assert_equals "12" \
"$($KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -i $KUBECTL_BINARY exec {} -- /bin/sh -c 'curl -s adjacency:8080/?format=json' | jq | grep -c true)" \ "$($KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -I{} "$KUBECTL_BINARY" exec {} -- /bin/sh -c 'curl -s adjacency:8080/?format=json' | jq | grep -c true)" \
"Adjacency returned the wrong number of successful pings" "Adjacency returned the wrong number of successful pings"
echo "sleep for 30s (one reconciliation period) and try again..." echo "sleep for 30s (one reconciliation period) and try again..."
sleep 30 sleep 30
echo echo
echo "$($KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -i $KUBECTL_BINARY exec {} -- /bin/sh -c 'curl -s adjacency:8080/?format=fancy')" $KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -I{} "$KUBECTL_BINARY" exec {} -- /bin/sh -c 'curl -s adjacency:8080/?format=fancy'
assert_equals "12" \ assert_equals "12" \
"$($KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -i $KUBECTL_BINARY exec {} -- /bin/sh -c 'curl -s adjacency:8080/?format=json' | jq | grep -c true)" \ "$($KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -I{} "$KUBECTL_BINARY" exec {} -- /bin/sh -c 'curl -s adjacency:8080/?format=json' | jq | grep -c true)" \
"Adjacency returned the wrong number of successful pings" "Adjacency returned the wrong number of successful pings"
} }
test_locationmesh() { test_locationmesh() {
# shellcheck disable=SC2016
$KUBECTL_BINARY patch ds -n kube-system kilo -p '{"spec": {"template":{"spec":{"containers":[{"name":"kilo","args":["--hostname=$(NODE_NAME)","--create-interface=false","--mesh-granularity=location"]}]}}}}' $KUBECTL_BINARY patch ds -n kube-system kilo -p '{"spec": {"template":{"spec":{"containers":[{"name":"kilo","args":["--hostname=$(NODE_NAME)","--create-interface=false","--mesh-granularity=location"]}]}}}}'
sleep 5 sleep 5
block_until_ready_by_name kube-system kilo-userspace block_until_ready_by_name kube-system kilo-userspace
@ -110,6 +110,7 @@ test_locationmesh() {
} }
test_fullmesh() { test_fullmesh() {
# shellcheck disable=SC2016
$KUBECTL_BINARY patch ds -n kube-system kilo -p '{"spec": {"template":{"spec":{"containers":[{"name":"kilo","args":["--hostname=$(NODE_NAME)","--create-interface=false","--mesh-granularity=full"]}]}}}}' $KUBECTL_BINARY patch ds -n kube-system kilo -p '{"spec": {"template":{"spec":{"containers":[{"name":"kilo","args":["--hostname=$(NODE_NAME)","--create-interface=false","--mesh-granularity=full"]}]}}}}'
sleep 5 sleep 5
block_until_ready_by_name kube-system kilo-userspace block_until_ready_by_name kube-system kilo-userspace