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httplogger.go
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httplogger.go
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package httplogger
import (
"net/http"
"net/http/httputil"
)
type Fields map[string]interface{}
type GenericLogger interface {
IsDebugEnabled() bool
IsTraceEnabled() bool
WithFields(fields Fields) GenericLogger
Debugf(format string, args ...interface{})
Tracef(format string, args ...interface{})
}
type httpLogger struct {
transport http.RoundTripper
logger GenericLogger
isDebugEnabled bool
isTraceEnabled bool
}
func NewHTTPLogger(transport http.RoundTripper, logger GenericLogger) *httpLogger {
return &httpLogger{transport, logger, logger.IsDebugEnabled(), logger.IsTraceEnabled()}
}
func (this *httpLogger) RoundTrip(req *http.Request) (*http.Response, error) {
var reqDump []byte
if this.isDebugEnabled {
reqDump, _ = httputil.DumpRequestOut(req, this.isTraceEnabled)
}
resp, err := this.transport.RoundTrip(req)
if this.isDebugEnabled {
respDump, _ := httputil.DumpResponse(resp, this.isTraceEnabled)
this.logger.WithFields(Fields{
"obj": Fields{"request": string(reqDump), "response": string(respDump)},
"tags": []string{"httplogger"},
}).Debugf("send request %s %s", resp.Request.Method, resp.Request.URL.String())
}
if err != nil {
return resp, err
}
return resp, err
}