Merge pull request #8 from 21kyu/test/setup-e2e

test(e2e): setup e2e tests using kuttl

.gitignore

@@ -11,3 +11,7 @@ Cargo.lock
 
 # These are backup files generated by rustfmt
 **/*.rs.bk
+
+# Generated by Kuttl
+kubeconfig
+kind-logs-*

justfile

@@ -1,16 +1,21 @@
-setup-kind-cluster:
-    kind create cluster --config tests/e2e/kind-config.yaml
+build-image:
     cargo xtask build-ebpf
     cargo build --target $(uname -m)-unknown-linux-musl
     docker build --build-arg ARCH=$(uname -m) -t sinabro:test .
+
+setup-kind-cluster: build-image
+    kind create cluster --config tests/e2e/kind-config.yaml
     kind load docker-image sinabro:test
 
 clean-kind-cluster:
     kind delete cluster
 
 deploy-agent: setup-kind-cluster
-    kubectl apply -f tests/e2e/deploy-test/00-install.yaml
+    kubectl apply -f tests/e2e/deploy-test/agent.yaml
 
 deploy-test-pods: deploy-agent
     kubectl taint nodes kind-control-plane node-role.kubernetes.io/control-plane-
-    kubectl apply -f tests/e2e/deploy-test/01-test-pods.yaml
+    kubectl apply -f tests/e2e/deploy-test/test-pods.yaml
+
+e2e-test: build-image
+    kubectl kuttl test --config ./tests/kuttl-test.yaml

tests/e2e/deploy-test/00-apply-agent.yaml

@@ -0,0 +1,6 @@
+apiVersion: kuttl.dev/v1beta1
+kind: TestStep
+apply:
+- agent.yaml
+assert:
+- agent-assert.yaml

tests/e2e/deploy-test/01-deploy-test-pods.yaml

@@ -0,0 +1,8 @@
+apiVersion: kuttl.dev/v1beta1
+kind: TestStep
+apply:
+- test-pods.yaml
+assert:
+- test-pods-assert.yaml
+commands:
+- command: kubectl taint nodes kind-control-plane node-role.kubernetes.io/control-plane-

tests/e2e/deploy-test/02-communicate-between-pods.yaml

@@ -0,0 +1,9 @@
+apiVersion: kuttl.dev/v1beta1
+kind: TestStep
+commands:
+- script: POD_IP=$(kubectl get pod nginx-master -n $NAMESPACE -o jsonpath='{.status.podIP}') && kubectl exec -n $NAMESPACE curl-worker -c curl -- curl $POD_IP
+- script: POD_IP=$(kubectl get pod nginx-worker -n $NAMESPACE -o jsonpath='{.status.podIP}') && kubectl exec -n $NAMESPACE curl-worker -c curl -- curl $POD_IP
+- script: POD_IP=$(kubectl get pod nginx-master -n $NAMESPACE -o jsonpath='{.status.podIP}') && kubectl exec -n $NAMESPACE curl-master -c curl -- curl $POD_IP
+- script: POD_IP=$(kubectl get pod nginx-worker -n $NAMESPACE -o jsonpath='{.status.podIP}') && kubectl exec -n $NAMESPACE curl-master -c curl -- curl $POD_IP
+- command: kubectl exec -n $NAMESPACE curl-worker -c curl -- curl google.com
+- command: kubectl exec -n $NAMESPACE curl-master -c curl -- curl google.com

tests/e2e/deploy-test/agent-assert.yaml

@@ -0,0 +1,12 @@
+apiVersion: apps/v1
+kind: DaemonSet
+metadata:
+  name: agent
+  namespace: kube-system
+status:
+  currentNumberScheduled: 2
+  desiredNumberScheduled: 2
+  numberAvailable: 2
+  numberMisscheduled: 0
+  numberReady: 2
+  updatedNumberScheduled: 2

tests/e2e/deploy-test/test-pods-assert.yaml

@@ -0,0 +1,27 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: curl-worker
+status:
+  phase: Running
+---
+apiVersion: v1
+kind: Pod
+metadata:
+  name: nginx-worker
+status:
+  phase: Running
+---
+apiVersion: v1
+kind: Pod
+metadata:
+  name: curl-master
+status:
+  phase: Running
+---
+apiVersion: v1
+kind: Pod
+metadata:
+  name: nginx-master
+status:
+  phase: Running

tests/e2e/deploy-test/01-test-pods.yaml → tests/e2e/deploy-test/test-pods.yaml

@@ -14,15 +14,15 @@ spec:
 apiVersion: v1
 kind: Pod
 metadata:
-  name: bash-master
+  name: curl-master
 spec:
   containers:
-    - name: ubuntu
-      image: nicolaka/netshoot
+    - name: curl
+      image: curlimages/curl
       command:
         - "sh"
         - "-c"
-        - "sleep 10000"
+        - "sleep 1000"
   nodeSelector:
     kubernetes.io/hostname: kind-control-plane
 ---
@@ -42,14 +42,14 @@ spec:
 apiVersion: v1
 kind: Pod
 metadata:
-  name: bash-worker
+  name: curl-worker
 spec:
   containers:
-    - name: ubuntu
-      image: nicolaka/netshoot
+    - name: curl
+      image: curlimages/curl
       command:
         - "sh"
         - "-c"
-        - "sleep 10000"
+        - "sleep 1000"
   nodeSelector:
-    kubernetes.io/hostname: kind-worker
+    kubernetes.io/hostname: kind-worker

tests/kuttl-test.yaml

@@ -0,0 +1,12 @@
+apiVersion: kuttl.dev/v1beta1
+kind: TestSuite
+startKIND: true
+skipDelete: true
+kindConfig: ./tests/e2e/kind-config.yaml
+kindNodeCache: true
+kindContainers:
+  - sinabro:test
+testDirs:
+  - ./tests/e2e/
+suppress:
+  - events