monitor velero logs and fix E2E issues

1. Capture Velero pod log and K8S cluster event;
2. Fix wrong path of storageclass yaml file issue caused by pert test;
3. Fix change storageclass test issue that no sc named 'default' in EKS cluster;
4. Support AWS credential as config format;
5. Support more E2E script input parameters like standy cluster plugins and provider.

Signed-off-by: danfengl <danfengl@vmware.com>

test/e2e/backups/deletion.go

@@ -69,7 +69,7 @@ func backup_deletion_test(useVolumeSnapshots bool) {
 	AfterEach(func() {
 		if !veleroCfg.Debug {
 			By("Clean backups after test", func() {
-				DeleteBackups(context.Background(), *veleroCfg.ClientToInstallVelero)
+				DeleteAllBackups(context.Background(), *veleroCfg.ClientToInstallVelero)
 			})
 		}
 	})

test/e2e/backups/sync_backups.go

@@ -66,7 +66,7 @@ func BackupsSyncTest() {
 	AfterEach(func() {
 		if !VeleroCfg.Debug {
 			By("Clean backups after test", func() {
-				DeleteBackups(context.Background(), *VeleroCfg.ClientToInstallVelero)
+				DeleteAllBackups(context.Background(), *VeleroCfg.ClientToInstallVelero)
 			})
 			if VeleroCfg.InstallVelero {
 				ctx, ctxCancel := context.WithTimeout(context.Background(), time.Minute*5)

test/e2e/backups/ttl.go

@@ -78,7 +78,7 @@ func TTLTest() {
 		veleroCfg.GCFrequency = ""
 		if !veleroCfg.Debug {
 			By("Clean backups after test", func() {
-				DeleteBackups(context.Background(), *veleroCfg.ClientToInstallVelero)
+				DeleteAllBackups(context.Background(), *veleroCfg.ClientToInstallVelero)
 			})
 			ctx, ctxCancel := context.WithTimeout(context.Background(), time.Minute*5)
 			defer ctxCancel()