// Response - Trace HTTP Response
func (t Trace) Response(res *http.Response) (err error) {
resTrace, err := httputil.DumpResponse(res, false) // Only display header
if err == nil {
console.Debug(string(resTrace))
}
return err
}
// Request - Trace HTTP Request
func (t Trace) Request(req *http.Request) (err error) {
origAuth := req.Header.Get("Authorization")
// Authorization (S3 v4 signature) Format:
// Authorization: AWS4-HMAC-SHA256 Credential=AKIAJNACEGBGMXBHLEZA/20150524/us-east-1/s3/aws4_request, SignedHeaders=host;x-amz-content-sha256;x-amz-date, Signature=bbfaa693c626021bcb5f911cd898a1a30206c1fad6bad1e0eb89e282173bd24c
// Strip out access-key-id from: Credential=<access-key-id>/<date>/<aws-region>/<aws-service>/aws4_request
regCred := regexp.MustCompile("Credential=([A-Z]+)/")
newAuth := regCred.ReplaceAllString(origAuth, "Credential=**REDACTED**/")
// Strip out 256-bit signature from: Signature=<256-bit signature>
regSign := regexp.MustCompile("Signature=([[0-9a-f]+)")
newAuth = regSign.ReplaceAllString(newAuth, "Signature=**REDACTED**")
// Set a temporary redacted auth
req.Header.Set("Authorization", newAuth)
reqTrace, err := httputil.DumpRequestOut(req, false) // Only display header
if err == nil {
console.Debug(string(reqTrace))
}
// Undo
req.Header.Set("Authorization", origAuth)
return err
}
// Request - Trace HTTP Request
func (t Trace) Request(req *http.Request) (err error) {
origAuth := req.Header.Get("Authorization")
if strings.TrimSpace(origAuth) != "" {
// Authorization (S3 v2 signature) Format:
// Authorization: AWS AKIAJVA5BMMU2RHO6IO1:Y10YHUZ0DTUterAUI6w3XKX7Iqk=
// Set a temporary redacted auth
req.Header.Set("Authorization", "AWS **REDACTED**:**REDACTED**")
var reqTrace []byte
reqTrace, err = httputil.DumpRequestOut(req, false) // Only display header
if err == nil {
console.Debug(string(reqTrace))
}
// Undo
req.Header.Set("Authorization", origAuth)
}
return err
}
