func ExampleCopyObject() {
ctx := Example_auth()
o, err := storage.CopyObject(ctx, "bucketname", "file1", "another-bucketname", storage.ObjectAttrs{Name: "file2"})
if err != nil {
log.Fatal(err)
}
log.Println("copied file:", o)
}
// copyFile copies a file in Google Cloud Storage.
func (d *demo) copyFile(fileName string) {
copyName := fileName + "-copy"
fmt.Fprintf(d.w, "Copying file /%v/%v to /%v/%v:\n", bucket, fileName, bucket, copyName)
attrs := storage.ObjectAttrs{
Name: copyName,
ContentType: "text/plain",
Metadata: map[string]string{
"x-goog-meta-foo-copy": "foo-copy",
"x-goog-meta-bar-copy": "bar-copy",
},
}
obj, err := storage.CopyObject(d.ctx, bucket, fileName, bucket, attrs)
if err != nil {
d.errorf("copyFile: unable to copy /%v/%v to bucket %q, file %q: %v", bucket, fileName, bucket, copyName, err)
return
}
d.cleanUp = append(d.cleanUp, copyName)
d.dumpStats(obj)
}