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rcserver: set Last-Modified header for files served by --rc-serve

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This commit is contained in:
Nikita Shoshin 2023-09-22 22:11:18 +04:00 committed by Nick Craig-Wood
parent 3d473eb54e
commit 94cdb00eb6
3 changed files with 24 additions and 1 deletions
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15
fstest/mockobject/mockobject.go
View File

@ -93,13 +93,14 @@ const (
// SeekModes contains all valid SeekMode's
var SeekModes = []SeekMode{SeekModeNone, SeekModeRegular, SeekModeRange}
// ContentMockObject mocks an fs.Object and has content
// ContentMockObject mocks an fs.Object and has content, mod time
type ContentMockObject struct {
Object
content []byte
seekMode SeekMode
f fs.Fs
unknownSize bool
modTime time.Time
}
// WithContent returns an fs.Object with the given content.
@ -192,6 +193,18 @@ func (o *ContentMockObject) Hash(ctx context.Context, t hash.Type) (string, erro
return hasher.Sums()[t], nil
}
// ModTime returns the modification date of the file
// It should return a best guess if one isn't available
func (o *ContentMockObject) ModTime(ctx context.Context) time.Time {
return o.modTime
}
// SetModTime sets the metadata on the object to set the modification date
func (o *ContentMockObject) SetModTime(ctx context.Context, t time.Time) error {
o.modTime = t
return nil
}
type readCloser struct{ io.Reader }
func (r *readCloser) Close() error { return nil }

4
lib/http/serve/serve.go
View File

@ -35,6 +35,10 @@ func Object(w http.ResponseWriter, r *http.Request, o fs.Object) {
w.Header().Set("Content-Type", mimeType)
}
// Set last modified
modTime := o.ModTime(r.Context())
w.Header().Set("Last-Modified", modTime.UTC().Format(http.TimeFormat))
if r.Method == "HEAD" {
return
}

6
lib/http/serve/serve_test.go
View File

@ -1,10 +1,12 @@
package serve
import (
"context"
"io"
"net/http"
"net/http/httptest"
"testing"
"time"
"github.com/rclone/rclone/fstest/mockobject"
"github.com/stretchr/testify/assert"
@ -25,11 +27,13 @@ func TestObjectHEAD(t *testing.T) {
w := httptest.NewRecorder()
r := httptest.NewRequest("HEAD", "http://example.com/aFile", nil)
o := mockobject.New("aFile").WithContent([]byte("hello"), mockobject.SeekModeNone)
_ = o.SetModTime(context.Background(), time.Date(2023, 9, 20, 12, 11, 15, 0, time.FixedZone("", 4*60*60))) // UTC+4
Object(w, r, o)
resp := w.Result()
assert.Equal(t, http.StatusOK, resp.StatusCode)
assert.Equal(t, "5", resp.Header.Get("Content-Length"))
assert.Equal(t, "bytes", resp.Header.Get("Accept-Ranges"))
assert.Equal(t, "Wed, 20 Sep 2023 08:11:15 GMT", resp.Header.Get("Last-Modified"))
body, _ := io.ReadAll(resp.Body)
assert.Equal(t, "", string(body))
}
@ -38,11 +42,13 @@ func TestObjectGET(t *testing.T) {
w := httptest.NewRecorder()
r := httptest.NewRequest("GET", "http://example.com/aFile", nil)
o := mockobject.New("aFile").WithContent([]byte("hello"), mockobject.SeekModeNone)
_ = o.SetModTime(context.Background(), time.Date(2023, 9, 20, 12, 11, 15, 0, time.FixedZone("", 2*60*60))) // UTC+2
Object(w, r, o)
resp := w.Result()
assert.Equal(t, http.StatusOK, resp.StatusCode)
assert.Equal(t, "5", resp.Header.Get("Content-Length"))
assert.Equal(t, "bytes", resp.Header.Get("Accept-Ranges"))
assert.Equal(t, "Wed, 20 Sep 2023 10:11:15 GMT", resp.Header.Get("Last-Modified"))
body, _ := io.ReadAll(resp.Body)
assert.Equal(t, "hello", string(body))
}