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package main | |
import ( | |
"bytes" | |
"fmt" | |
"io" | |
"log" | |
"time" | |
crand "crypto/rand" | |
"math/rand" | |
"github.com/davecgh/go-spew/spew" | |
"github.com/minio/minio-go" | |
) | |
const bucket = "minio-s3-bug-test" | |
const path = "testfile2" | |
func main() { | |
rand.Seed(time.Now().Unix()) | |
// connect and make sure bucket exists | |
client, err := minio.New("play.minio.io:9000", "foo", "secret", false) | |
err = client.MakeBucket(bucket, "", "") | |
if err != nil { | |
fmt.Printf("bucket create error: %v\n", err) | |
} | |
// generate data | |
buf := make([]byte, rand.Intn(1<<19)) | |
fmt.Printf("len = %d\n", len(buf)) | |
_, err = io.ReadFull(crand.Reader, buf) | |
if err != nil { | |
log.Fatal(err) | |
} | |
// save the data | |
n, err := client.PutObject(bucket, path, bytes.NewReader(buf), int64(len(buf)), "binary/octet-stream") | |
fmt.Printf("n %v, err %v\n", n, err) | |
if err != nil { | |
log.Fatal(err) | |
} | |
if n != int64(len(buf)) { | |
log.Fatalf("number of bytes does not match, want %v, got %v\n", len(buf), n) | |
} | |
// read the data back | |
rda, stat, err := client.GetObjectPartial(bucket, path) | |
fmt.Printf("size %v, err %v\n", stat.Size, err) | |
if stat.Size != int64(len(buf)) { | |
log.Fatalf("number of bytes in stat does not match, want %v, got %v\n", | |
len(buf), stat.Size) | |
} | |
offset := int64(32000) | |
// read directly | |
buf2 := make([]byte, 512) | |
fmt.Printf("ReadAt(len(buf2) %v, offset %v)\n", len(buf2), offset) | |
m, err := rda.ReadAt(buf2, offset) | |
fmt.Printf("m %v, err %v\n", m, err) | |
spew.Dump(buf[offset : offset+512]) | |
spew.Dump(buf2) | |
if !bytes.Equal(buf[offset:offset+512], buf2) { | |
log.Fatal("wrong bytes returned") | |
} | |
} |
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