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package s3api
import (
"bytes"
"crypto/md5"
"encoding/base64"
"io"
"net/http"
"net/http/httptest"
"testing"
"github.com/gorilla/mux"
"github.com/seaweedfs/seaweedfs/weed/s3api/s3_constants"
)
// ResponseRecorder that also implements http.Flusher
type recorderFlusher struct{ *httptest.ResponseRecorder }
func (r recorderFlusher) Flush() {}
// TestSSECRangeRequestsSupported verifies that HTTP Range requests are now supported
// for SSE-C encrypted objects since the IV is stored in metadata and CTR mode allows seeking
func TestSSECRangeRequestsSupported(t *testing.T) {
// Create a request with Range header and valid SSE-C headers
req := httptest.NewRequest(http.MethodGet, "/b/o", nil)
req.Header.Set("Range", "bytes=10-20")
req.Header.Set(s3_constants.AmzServerSideEncryptionCustomerAlgorithm, "AES256")
key := make([]byte, 32)
for i := range key {
key[i] = byte(i)
}
s := md5.Sum(key)
keyMD5 := base64.StdEncoding.EncodeToString(s[:])
req.Header.Set(s3_constants.AmzServerSideEncryptionCustomerKey, base64.StdEncoding.EncodeToString(key))
req.Header.Set(s3_constants.AmzServerSideEncryptionCustomerKeyMD5, keyMD5)
// Attach mux vars to avoid panic in error writer
req = mux.SetURLVars(req, map[string]string{"bucket": "b", "object": "o"})
// Create a mock HTTP response that simulates SSE-C encrypted object metadata
proxyResponse := &http.Response{
StatusCode: 200,
Header: make(http.Header),
Body: io.NopCloser(bytes.NewReader([]byte("mock encrypted data"))),
}
proxyResponse.Header.Set(s3_constants.AmzServerSideEncryptionCustomerAlgorithm, "AES256")
proxyResponse.Header.Set(s3_constants.AmzServerSideEncryptionCustomerKeyMD5, keyMD5)
// Call the function under test - should no longer reject range requests
s3a := &S3ApiServer{
option: &S3ApiServerOption{
BucketsPath: "/buckets",
},
}
rec := httptest.NewRecorder()
w := recorderFlusher{rec}
// Pass nil for entry since this test focuses on Range request handling
statusCode, _ := s3a.handleSSECResponse(req, proxyResponse, w, nil)
// Range requests should now be allowed to proceed (will be handled by filer layer)
// The exact status code depends on the object existence and filer response
if statusCode == http.StatusRequestedRangeNotSatisfiable {
t.Fatalf("Range requests should no longer be rejected for SSE-C objects, got status %d", statusCode)
}
}
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