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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
# shellcheck disable=SC2034
KUBECONFIG="kind.yaml"
KIND_CLUSTER="kind-cluster-kilo"
KIND_BINARY="${KIND_BINARY:-kind}"
@ -6,9 +7,8 @@ KUBECTL_BINARY="${KUBECTL_BINARY:-kubectl}"
KILO_IMAGE="${KILO_IMAGE:-squat/kilo}"
is_ready() {
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 [ $? -ne 0 ]; then
for pod in $($KUBECTL_BINARY -n "$1" get pods -o name -l "$2"); do
if ! $KUBECTL_BINARY -n "$1" get "$pod" | tail -n 1 | grep -q Running; then
return 1;
fi
done
@ -17,19 +17,18 @@ is_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 ${1} app.kubernetes.io/name=${2}
block_until_ready "$1" "app.kubernetes.io/name=$2"
}
# Blocks until all pods of a deployment are ready.
block_until_ready() {
# Just abort after 150s
for c in {1..30}; do
ready=$(is_ready ${1} ${2})
if [ $? -ne 0 ]; then
echo "some ${2} pods are not ready, yet. Retries=$c/30"
if is_ready "$1" "$2"; then
break
else
echo "some $2 pods are not ready, yet. Retries=$c/30"
sleep 5
else
break
fi
done
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() {
$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.
@ -46,7 +45,7 @@ setup_suite() {
# Create the kind cluster.
$KIND_BINARY create cluster --name $KIND_CLUSTER --config ./kind-config.yaml
# 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
# Apply Kilo the the cluster.
$KUBECTL_BINARY apply -f kilo-kind-userspace.yaml
@ -66,7 +65,7 @@ block_until_ping() {
keepgoing=1
# 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
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
echo "successfully pinged $ip"
keepgoing=0
@ -86,20 +85,21 @@ block_until_ping() {
check_adjacent() {
echo
echo "$($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" \
"$($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"
echo "sleep for 30s (one reconciliation period) and try again..."
sleep 30
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" \
"$($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"
}
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"]}]}}}}'
sleep 5
block_until_ready_by_name kube-system kilo-userspace
@ -110,6 +110,7 @@ test_locationmesh() {
}
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"]}]}}}}'
sleep 5
block_until_ready_by_name kube-system kilo-userspace