Dump out proxy access logs in TestSupervisorLogin.

Signed-off-by: Matt Moyer <moyerm@vmware.com>

test/deploy/dex/proxy.yaml

@@ -20,6 +20,9 @@ spec:
       labels:
         app: proxy
     spec:
+      volumes:
+        - name: log-dir
+          emptyDir: {}
       containers:
         - name: proxy
           image: docker.io/getpinniped/test-forward-proxy
@@ -34,6 +37,9 @@ spec:
             limits:
               cpu: "10m"
               memory: "64Mi"
+          volumeMounts:
+            - name: log-dir
+              mountPath: "/var/log/squid/"
           readinessProbe:
             tcpSocket:
               port: http
@@ -41,6 +47,16 @@ spec:
             timeoutSeconds: 5
             periodSeconds: 5
             failureThreshold: 2
+        - name: accesslogs
+          image: debian:10.6-slim
+          command:
+            - "/bin/sh"
+            - "-c"
+          args:
+            - tail -F /var/log/squid/access.log
+          volumeMounts:
+            - name: log-dir
+              mountPath: "/var/log/squid/"
 ---
 apiVersion: v1
 kind: Service

test/integration/supervisor_login_test.go

@@ -35,7 +35,8 @@ func TestSupervisorLogin(t *testing.T) {
 	env := library.IntegrationEnv(t)
 
 	// If anything in this test crashes, dump out the supervisor pod logs.
-	defer library.DumpLogs(t, env.SupervisorNamespace)
+	defer library.DumpLogs(t, env.SupervisorNamespace, "")
+	defer library.DumpLogs(t, "dex", "app=proxy")
 
 	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Minute)
 	defer cancel()

test/library/dumplogs.go

@@ -15,7 +15,7 @@ import (
 )
 
 // DumpLogs is meant to be called in a `defer` to dump the logs of components in the cluster on a test failure.
-func DumpLogs(t *testing.T, namespace string) {
+func DumpLogs(t *testing.T, namespace string, labelSelector string) {
 	// Only trigger on failed tests.
 	if !t.Failed() {
 		return
@@ -26,7 +26,7 @@ func DumpLogs(t *testing.T, namespace string) {
 	defer cancel()
 
 	logTailLines := int64(40)
-	pods, err := kubeClient.CoreV1().Pods(namespace).List(ctx, metav1.ListOptions{})
+	pods, err := kubeClient.CoreV1().Pods(namespace).List(ctx, metav1.ListOptions{LabelSelector: labelSelector})
 	require.NoError(t, err)
 
 	for _, pod := range pods.Items {