Copy the kops binary from --kops-binary-path into RunDir for tester's…

… PATH

tests/e2e/kubetest2-kops/deployer/build.go

@@ -23,6 +23,7 @@ import (
 	"path"
 	"strings"
 
+	"k8s.io/kops/tests/e2e/pkg/util"
 	"sigs.k8s.io/kubetest2/pkg/exec"
 )
 
@@ -38,7 +39,8 @@ func (d *deployer) Build() error {
 	if err := d.BuildOptions.Build(); err != nil {
 		return err
 	}
-	return nil
+	// Copy the kops binary into the test's RunDir to be included in the tester's PATH
+	return util.Copy(d.KopsBinaryPath, path.Join(d.commonOptions.RunDir(), "kops"))
 }
 
 func (d *deployer) verifyBuildFlags() error {

tests/e2e/kubetest2-kops/deployer/common.go

@@ -56,16 +56,15 @@ func (d *deployer) initialize() error {
 			return fmt.Errorf("init failed to check up flags: %v", err)
 		}
 	}
-	if d.KopsBinaryPath == "" {
-		d.KopsBinaryPath = path.Join(d.commonOptions.RunDir(), "kops")
-	}
 	if d.KopsVersionMarker != "" {
+		d.KopsBinaryPath = path.Join(d.commonOptions.RunDir(), "kops")
 		baseURL, err := kops.DownloadKops(d.KopsVersionMarker, d.KopsBinaryPath)
 		if err != nil {
 			return fmt.Errorf("init failed to download kops from url: %v", err)
 		}
 		d.KopsBaseURL = baseURL
 	}
+
 	switch d.CloudProvider {
 	case "aws":
 		// These environment variables are defined by the "preset-aws-ssh" prow preset
@@ -135,11 +134,7 @@ func (d *deployer) verifyKopsFlags() error {
 	}
 
 	if d.KopsBinaryPath == "" && d.KopsVersionMarker == "" {
-		if ws := os.Getenv("WORKSPACE"); ws != "" {
-			d.KopsBinaryPath = path.Join(ws, "kops")
-		} else {
-			return errors.New("missing required --kops-binary-path when --kops-version-marker is not used")
-		}
+		return errors.New("missing required --kops-binary-path when --kops-version-marker is not used")
 	}
 
 	switch d.CloudProvider {

tests/e2e/pkg/util/copy.go

@@ -0,0 +1,38 @@
+/*
+Copyright 2021 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package util
+
+import (
+	"strings"
+
+	"k8s.io/klog/v2"
+	"sigs.k8s.io/kubetest2/pkg/exec"
+)
+
+func Copy(src, dest string) error {
+	cpArgs := []string{
+		"cp", src, dest,
+	}
+	klog.Info(strings.Join(cpArgs, " "))
+	cmd := exec.Command(cpArgs[0], cpArgs[1:]...)
+	exec.InheritOutput(cmd)
+	err := cmd.Run()
+	if err != nil {
+		return err
+	}
+	return nil
+}