fix: govc: import.ovf remote support regression

- Fix regression introduced in 36ee9a1 / PR #3596
- Add test for remote import.ovf

Signed-off-by: Doug MacEachern <dougm@broadcom.com>

Author: dougm

govc/test/import.bats

@@ -17,7 +17,7 @@ load test_helper
 
   # link ovf/ova to datastore so we can test with an http source
   dir=$(govc datastore.info -json | jq -r .datastores[].info.url)
-  ln -s "$GOVC_IMAGES/$TTYLINUX_NAME."* "$dir"
+  ln -s "$GOVC_IMAGES/$TTYLINUX_NAME"* "$dir"
 
   run govc import.spec "https://$(govc env GOVC_URL)/folder/$TTYLINUX_NAME.ovf"
   assert_success
@@ -28,6 +28,12 @@ load test_helper
   proto=$(jq -r .IPProtocol <<<"$output")
   assert_equal IPv4 "$proto"
 
+  run govc import.ovf "https://$(govc env GOVC_URL)/folder/$TTYLINUX_NAME.ovf"
+  assert_success
+
+  run govc vm.destroy "$TTYLINUX_NAME"
+  assert_success
+
   run govc import.ova -verbose "https://$(govc env GOVC_URL)/folder/$TTYLINUX_NAME.ova"
   assert_success
 

ovf/importer/archive.go

@@ -1,18 +1,6 @@
-/*
-Copyright (c) 2024-2024 VMware, Inc. All Rights Reserved.
-
-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.
-*/
+// © Broadcom. All Rights Reserved.
+// The term “Broadcom” refers to Broadcom Inc. and/or its subsidiaries.
+// SPDX-License-Identifier: Apache-2.0
 
 package importer
 
@@ -112,8 +100,15 @@ type FileArchive struct {
 
 func (t *FileArchive) Open(name string) (io.ReadCloser, int64, error) {
 	fpath := name
-	if name != t.Path && !filepath.IsAbs(name) {
-		fpath = filepath.Join(filepath.Dir(t.Path), name)
+	if name != t.Path {
+		if IsRemotePath(t.Path) {
+			index := strings.LastIndex(t.Path, "/")
+			if index != -1 {
+				fpath = t.Path[:index] + "/" + name
+			}
+		} else if !filepath.IsAbs(name) {
+			fpath = filepath.Join(filepath.Dir(t.Path), name)
+		}
 	}
 
 	return t.OpenFile(fpath)