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limiter: support WriteTo in LimitBackend for read rate limiting

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This commit is contained in:
Michael Eischer
2021-01-01 12:46:20 +01:00
parent bcb852a8d0
commit f35f2c48cd
3 changed files with 35 additions and 9 deletions
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8
internal/limiter/static_limiter.go
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@@ -46,6 +46,10 @@ func (l staticLimiter) Downstream(r io.Reader) io.Reader {
return l.limitReader(r, l.downstream)
}
func (l staticLimiter) DownstreamWriter(w io.Writer) io.Writer {
return l.limitWriter(w, l.downstream)
}
type roundTripper func(*http.Request) (*http.Response, error)
func (rt roundTripper) RoundTrip(req *http.Request) (*http.Response, error) {
@@ -55,7 +59,7 @@ func (rt roundTripper) RoundTrip(req *http.Request) (*http.Response, error) {
func (l staticLimiter) roundTripper(rt http.RoundTripper, req *http.Request) (*http.Response, error) {
if req.Body != nil {
req.Body = limitedReadCloser{
limited: l.Upstream(req.Body),
Reader: l.Upstream(req.Body),
original: req.Body,
}
}
@@ -64,7 +68,7 @@ func (l staticLimiter) roundTripper(rt http.RoundTripper, req *http.Request) (*h
if res != nil && res.Body != nil {
res.Body = limitedReadCloser{
limited: l.Downstream(res.Body),
Reader: l.Downstream(res.Body),
original: res.Body,
}
}