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Merge pull request #194 from squat/fix_adjacency_retries 

e2e test improvements
This commit is contained in:
Lucas Servén Marín 2021-06-16 12:27:56 +02:00 committed by GitHub
parent 311414e63a 6193210d85
commit 9a75468a32
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 23 additions and 21 deletions
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44
e2e/kind.sh
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@ -126,15 +126,7 @@ check_ping() {
check_adjacent() {
$KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -I{} "$KUBECTL_BINARY" exec {} -- /bin/sh -c 'curl -m 1 -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 -m 1 -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
$KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -I{} "$KUBECTL_BINARY" exec {} -- /bin/sh -c 'curl -m 1 -s adjacency:8080/?format=fancy'
assert_equals "12" \
"$($KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -I{} "$KUBECTL_BINARY" exec {} -- /bin/sh -c 'curl -m 1 -s adjacency:8080/?format=json' | jq | grep -c true)" \
"Adjacency returned the wrong number of successful pings"
[ "$($KUBECTL_BINARY get pods -l app.kubernetes.io/name=curl -o name | xargs -I{} "$KUBECTL_BINARY" exec {} -- /bin/sh -c 'curl -m 1 -s adjacency:8080/?format=json' | jq | grep -c true)" -eq "$1" ]
}
check_peer() {
@ -144,14 +136,14 @@ check_peer() {
local GRANULARITY=$4
create_interface "$INTERFACE"
docker run --rm --entrypoint=/usr/bin/wg "$KILO_IMAGE" genkey > "$INTERFACE"
create_peer "$PEER" "$ALLOWED_IP" 10 "$(docker run --rm --entrypoint=/bin/sh -v "$PWD/$INTERFACE":/key "$KILO_IMAGE" -c 'cat /key | wg pubkey')"
$KGCTL_BINARY showconf peer "$PEER" --mesh-granularity="$GRANULARITY" > "$PEER".ini
docker run --rm --network=host --cap-add=NET_ADMIN --entrypoint=/usr/bin/wg -v /var/run/wireguard:/var/run/wireguard -v "$PWD/$PEER.ini":/peer.ini "$KILO_IMAGE" setconf "$INTERFACE" /peer.ini
assert "create_peer $PEER $ALLOWED_IP 10 $(docker run --rm --entrypoint=/bin/sh -v "$PWD/$INTERFACE":/key "$KILO_IMAGE" -c 'cat /key | wg pubkey')" "should be able to create Peer"
assert "$KGCTL_BINARY showconf peer $PEER --mesh-granularity=$GRANULARITY > $PEER.ini" "should be able to get Peer configuration"
assert "docker run --rm --network=host --cap-add=NET_ADMIN --entrypoint=/usr/bin/wg -v /var/run/wireguard:/var/run/wireguard -v $PWD/$PEER.ini:/peer.ini $KILO_IMAGE setconf $INTERFACE /peer.ini" "should be able to apply configuration from kgctl"
docker run --rm --network=host --cap-add=NET_ADMIN --entrypoint=/usr/bin/wg -v /var/run/wireguard:/var/run/wireguard -v "$PWD/$INTERFACE":/key "$KILO_IMAGE" set "$INTERFACE" private-key /key
docker run --rm --network=host --cap-add=NET_ADMIN --entrypoint=/sbin/ip "$KILO_IMAGE" address add "$ALLOWED_IP" dev "$INTERFACE"
docker run --rm --network=host --cap-add=NET_ADMIN --entrypoint=/sbin/ip "$KILO_IMAGE" link set "$INTERFACE" up
docker run --rm --network=host --cap-add=NET_ADMIN --entrypoint=/sbin/ip "$KILO_IMAGE" route add 10.42/16 dev "$INTERFACE"
retry 10 5 "" check_ping --local
assert "retry 10 5 '' check_ping --local" "should be able to ping Pods from host"
rm "$INTERFACE" "$PEER".ini
delete_peer "$PEER"
delete_interface "$INTERFACE"
@ -160,12 +152,13 @@ check_peer() {
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","--kubeconfig=/etc/kubernetes/kubeconfig","--mesh-granularity=location"]}]}}}}'
sleep 5
block_until_ready_by_name kube-system kilo-userspace
$KUBECTL_BINARY wait pod -l app.kubernetes.io/name=adjacency --for=condition=Ready --timeout 3m
retry 30 5 "" check_ping
sleep 5
retry 10 5 "the adjacency matrix is not complete yet" check_adjacent
assert "retry 30 5 '' check_ping" "should be able to ping all Pods"
assert "retry 10 5 'the adjacency matrix is not complete yet' check_adjacent 12" "adjacency should return the right number of successful pings"
echo "sleep for 30s (one reconciliation period) and try again..."
sleep 30
assert "retry 10 5 'the adjacency matrix is not complete yet' check_adjacent 12" "adjacency should return the right number of successful pings after reconciling"
}
test_locationmesh_peer() {
@ -175,18 +168,27 @@ test_locationmesh_peer() {
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","--kubeconfig=/etc/kubernetes/kubeconfig","--mesh-granularity=full"]}]}}}}'
sleep 5
block_until_ready_by_name kube-system kilo-userspace
$KUBECTL_BINARY wait pod -l app.kubernetes.io/name=adjacency --for=condition=Ready --timeout 3m
retry 30 5 "" check_ping
sleep 5
retry 10 5 "the adjacency matrix is not complete yet" check_adjacent
assert "retry 30 5 '' check_ping" "should be able to ping all Pods"
assert "retry 10 5 'the adjacency matrix is not complete yet' check_adjacent 12" "adjacency should return the right number of successful pings"
echo "sleep for 30s (one reconciliation period) and try again..."
sleep 30
assert "retry 10 5 'the adjacency matrix is not complete yet' check_adjacent 12" "adjacency should return the right number of successful pings after reconciling"
}
test_fullmesh_peer() {
check_peer wg1 e2e 10.5.0.1/32 full
}
test_reject_peer_empty_allowed_ips() {
assert_fail "create_peer e2e '' 0 foo" "should not be able to create Peer with empty allowed IPs"
}
test_reject_peer_empty_public_key() {
assert_fail "create_peer e2e 10.5.0.1/32 0 ''" "should not be able to create Peer with empty public key"
}
teardown_suite () {
$KIND_BINARY delete clusters $KIND_CLUSTER
}