50 lines
940 B
Go
50 lines
940 B
Go
package request
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import (
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"net/http"
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"net/http/httputil"
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"strings"
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"github.com/andig/evcc/util"
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)
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type roundTripper struct {
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log *util.Logger
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transport http.RoundTripper
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}
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const max = 2048
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// NewTripper creates a logging roundtrip handler
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func NewTripper(log *util.Logger, transport http.RoundTripper) http.RoundTripper {
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tripper := &roundTripper{
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log: log,
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transport: transport,
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}
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return tripper
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}
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func (r *roundTripper) RoundTrip(req *http.Request) (*http.Response, error) {
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if body, err := httputil.DumpRequest(req, true); err == nil {
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s := strings.TrimSpace(string(body))
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if len(s) > max {
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s = s[:max]
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}
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r.log.TRACE.Println(s)
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}
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resp, err := r.transport.RoundTrip(req)
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if resp != nil {
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if body, err := httputil.DumpResponse(resp, true); err == nil {
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s := strings.TrimSpace(string(body))
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if len(s) > max {
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s = s[:max]
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}
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r.log.TRACE.Println(s)
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}
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}
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return resp, err
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}
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