Files
flagger/test/gloo/test-canary.sh
Stefan Prodan 2ea13cec88 Add Gloo e2e tests
Signed-off-by: Stefan Prodan <stefan.prodan@gmail.com>
2020-12-21 00:26:36 +02:00

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#!/usr/bin/env bash
# This script runs e2e tests for Canary initialization, analysis and promotion
set -o errexit
REPO_ROOT=$(git rev-parse --show-toplevel)
cat <<EOF | kubectl apply -f -
apiVersion: gateway.solo.io/v1
kind: VirtualService
metadata:
name: podinfo
namespace: gloo-system
spec:
virtualHost:
domains:
- app.example.com
routes:
- matchers:
- prefix: /
routeAction:
upstreamGroup:
name: podinfo
namespace: test
EOF
cat <<EOF | kubectl apply -f -
apiVersion: flagger.app/v1beta1
kind: Canary
metadata:
name: podinfo
namespace: test
spec:
provider: gloo
targetRef:
apiVersion: apps/v1
kind: Deployment
name: podinfo
progressDeadlineSeconds: 60
service:
port: 80
targetPort: 9898
analysis:
interval: 15s
threshold: 15
maxWeight: 50
stepWeight: 10
metrics:
- name: request-success-rate
threshold: 99
interval: 1m
webhooks:
- name: "gate"
type: confirm-rollout
url: http://flagger-loadtester.test/gate/approve
- name: gloo-acceptance-test
type: pre-rollout
url: http://flagger-loadtester.test/
timeout: 10s
metadata:
type: bash
cmd: "curl -sd 'test' -H 'Host: app.example.com' http://gateway-proxy.gloo-system/token | grep token"
- name: load-test
url: http://flagger-loadtester.test/
timeout: 5s
metadata:
type: cmd
cmd: "hey -z 2m -q 5 -c 2 -host app.example.com http://gateway-proxy.gloo-system"
EOF
echo '>>> Waiting for primary to be ready'
retries=50
count=0
ok=false
until ${ok}; do
kubectl -n test get canary/podinfo | grep 'Initialized' && ok=true || ok=false
sleep 5
count=$(($count + 1))
if [[ ${count} -eq ${retries} ]]; then
kubectl -n gloo-system logs deployment/flagger
echo "No more retries left"
exit 1
fi
done
echo '✔ Canary initialization test passed'
echo '>>> Triggering canary deployment'
kubectl -n test set image deployment/podinfo podinfod=stefanprodan/podinfo:3.1.1
echo '>>> Waiting for canary promotion'
retries=50
count=0
ok=false
until ${ok}; do
kubectl -n test describe deployment/podinfo-primary | grep '3.1.1' && ok=true || ok=false
sleep 10
kubectl -n gloo-system logs deployment/flagger --tail 1
count=$(($count + 1))
if [[ ${count} -eq ${retries} ]]; then
kubectl -n test describe deployment/podinfo
kubectl -n test describe deployment/podinfo-primary
kubectl -n test logs deployment/flagger-loadtester
kubectl -n gloo-system logs deployment/flagger
kubectl -n gloo-system get all
kubectl -n gloo-system get virtualservice podinfo -oyaml
echo "No more retries left"
exit 1
fi
done
echo '✔ Canary promotion test passed'