/
transport.go
54 lines (47 loc) · 1.43 KB
/
transport.go
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package oras
import (
"net/http"
"strings"
"github.com/sirupsen/logrus"
)
// DebugTransport is an http.RoundTripper that keeps track of the in-flight
// request and add hooks to report HTTP tracing events.
type DebugTransport struct {
http.RoundTripper
}
// NewDebugTransport generates a new DebugTransport.
func NewDebugTransport(base http.RoundTripper) *DebugTransport {
return &DebugTransport{base}
}
// RoundTrip calls base roundtrip while keeping track of the current request.
func (t *DebugTransport) RoundTrip(req *http.Request) (resp *http.Response, err error) {
logrus.Debugf(" Request URL: %q", req.URL)
logrus.Debugf(" Request method: %q", req.Method)
logrus.Debugf(" Request headers:")
logHeader(req.Header)
resp, err = t.RoundTripper.RoundTrip(req)
if err != nil {
logrus.Errorf("Error in getting response: %v", err)
} else if resp == nil {
logrus.Errorf("No response obtained for request %s %s", req.Method, req.URL)
} else {
logrus.Debugf(" Response Status: %q", resp.Status)
logrus.Debugf(" Response headers:")
logHeader(resp.Header)
}
return resp, err
}
// logHeader prints out the provided header keys and values, with auth header
// scrubbed.
func logHeader(header http.Header) {
if len(header) > 0 {
for k, v := range header {
if strings.EqualFold(k, "Authorization") {
v = []string{"*****"}
}
logrus.Debugf(" %q: %q", k, strings.Join(v, ", "))
}
} else {
logrus.Debugf(" Empty header")
}
}