ignore DeploymentConfig warning on oc status

pkg/cli/status/status.go

@@ -6,8 +6,8 @@ import (
 	"fmt"
 
 	"github.com/gonum/graph/encoding/dot"
+	"github.com/openshift/oc/pkg/helpers/apps"
 	"github.com/spf13/cobra"
-
 	kapierrors "k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/cli-runtime/pkg/genericiooptions"
@@ -106,6 +106,7 @@ func (o *StatusOptions) Complete(f kcmdutil.Factory, cmd *cobra.Command, args []
 	if err != nil {
 		return err
 	}
+	clientConfig.WarningHandler = apps.NewIgnoreDeploymentConfigWarningHandler(clientConfig.WarningHandler)
 	kclientset, err := kubernetes.NewForConfig(clientConfig)
 	if err != nil {
 		return err

pkg/helpers/apps/warning_handler.go

@@ -0,0 +1,22 @@
+package apps
+
+import (
+	"strings"
+
+	"k8s.io/client-go/rest"
+)
+
+type ignoreDeploymentConfigWarningHandler struct {
+	handler rest.WarningHandler
+}
+
+func NewIgnoreDeploymentConfigWarningHandler(handler rest.WarningHandler) rest.WarningHandler {
+	return &ignoreDeploymentConfigWarningHandler{handler: handler}
+}
+
+func (h *ignoreDeploymentConfigWarningHandler) HandleWarningHeader(code int, agent string, text string) {
+	if h.handler == nil || strings.Contains(text, `apps.openshift.io/v1 DeploymentConfig is deprecated`) {
+		return
+	}
+	h.handler.HandleWarningHeader(code, agent, text)
+}

pkg/helpers/apps/warning_handler_test.go

@@ -0,0 +1,66 @@
+package apps
+
+import (
+	"net/http"
+	"testing"
+)
+
+func TestHandleWarningHeader(t *testing.T) {
+	testCases := []struct {
+		name         string
+		text         string
+		wraps        bool
+		expectOutput bool
+	}{
+		{
+			name:         "deprecated old",
+			text:         `apps.openshift.io/v1 DeploymentConfig is deprecated in v4.14+, unavailable in v4.10000+`,
+			wraps:        true,
+			expectOutput: false,
+		},
+		{
+			name:         "deprecated new",
+			text:         `apps.openshift.io/v1 DeploymentConfig is deprecated in v1.27+`,
+			wraps:        true,
+			expectOutput: false,
+		},
+		{
+			name: "do not panic no match",
+			text: `something else`,
+		},
+		{
+			name:  "do not panic match",
+			text:  `apps.openshift.io/v1 DeploymentConfig is deprecated in v1.27+`,
+			wraps: false,
+		},
+		{
+			name:         "not deprecation warning",
+			text:         `DeploymentConfig is not deprecated`,
+			wraps:        true,
+			expectOutput: true,
+		},
+	}
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			var wrappedHandler mockWarningHandler
+			if tc.wraps {
+				wrappedHandler = mockWarningHandler{}
+			}
+			h := NewIgnoreDeploymentConfigWarningHandler(&wrappedHandler)
+			h.HandleWarningHeader(http.StatusOK, "agent", tc.text)
+			if tc.wraps {
+				if tc.expectOutput != wrappedHandler.invoked {
+					t.Fatalf("Wrapped hander: invoke expected: %v, invoke actual: %v", tc.expectOutput, wrappedHandler.invoked)
+				}
+			}
+		})
+	}
+}
+
+type mockWarningHandler struct {
+	invoked bool
+}
+
+func (m *mockWarningHandler) HandleWarningHeader(warnStatusCode int, header string, text string) {
+	m.invoked = true
+}