79 lines
2.4 KiB
Go
79 lines
2.4 KiB
Go
|
package proxy
|
||
|
|
|
||
|
|
import (
|
||
|
|
"net/http"
|
||
|
|
"strconv"
|
||
|
|
|
||
|
|
"github.com/rs/zerolog"
|
||
|
|
|
||
|
|
"github.com/cloudflare/cloudflared/connection"
|
||
|
|
"github.com/cloudflare/cloudflared/ingress"
|
||
|
|
"github.com/cloudflare/cloudflared/management"
|
||
|
|
)
|
||
|
|
|
||
|
|
const (
|
||
|
|
logFieldCFRay = "cfRay"
|
||
|
|
logFieldLBProbe = "lbProbe"
|
||
|
|
logFieldRule = "ingressRule"
|
||
|
|
logFieldOriginService = "originService"
|
||
|
|
logFieldFlowID = "flowID"
|
||
|
|
logFieldConnIndex = "connIndex"
|
||
|
|
logFieldDestAddr = "destAddr"
|
||
|
|
)
|
||
|
|
|
||
|
|
// newHTTPLogger creates a child zerolog.Logger from the provided with added context from the HTTP request, ingress
|
||
|
|
// services, and connection index.
|
||
|
|
func newHTTPLogger(logger *zerolog.Logger, connIndex uint8, req *http.Request, rule int, serviceName string) zerolog.Logger {
|
||
|
|
ctx := logger.With().
|
||
|
|
Int(management.EventTypeKey, int(management.HTTP)).
|
||
|
|
Uint8(logFieldConnIndex, connIndex)
|
||
|
|
cfRay := connection.FindCfRayHeader(req)
|
||
|
|
lbProbe := connection.IsLBProbeRequest(req)
|
||
|
|
if cfRay != "" {
|
||
|
|
ctx.Str(logFieldCFRay, cfRay)
|
||
|
|
}
|
||
|
|
if lbProbe {
|
||
|
|
ctx.Bool(logFieldLBProbe, lbProbe)
|
||
|
|
}
|
||
|
|
return ctx.
|
||
|
|
Str(logFieldOriginService, serviceName).
|
||
|
|
Interface(logFieldRule, rule).
|
||
|
|
Logger()
|
||
|
|
}
|
||
|
|
|
||
|
|
// newTCPLogger creates a child zerolog.Logger from the provided with added context from the TCPRequest.
|
||
|
|
func newTCPLogger(logger *zerolog.Logger, req *connection.TCPRequest) zerolog.Logger {
|
||
|
|
return logger.With().
|
||
|
|
Int(management.EventTypeKey, int(management.TCP)).
|
||
|
|
Uint8(logFieldConnIndex, req.ConnIndex).
|
||
|
|
Str(logFieldOriginService, ingress.ServiceWarpRouting).
|
||
|
|
Str(logFieldFlowID, req.FlowID).
|
||
|
|
Str(logFieldDestAddr, req.Dest).
|
||
|
|
Uint8(logFieldConnIndex, req.ConnIndex).
|
||
|
|
Logger()
|
||
|
|
}
|
||
|
|
|
||
|
|
// logHTTPRequest logs a Debug message with the corresponding HTTP request details from the eyeball.
|
||
|
|
func logHTTPRequest(logger *zerolog.Logger, r *http.Request) {
|
||
|
|
logger.Debug().
|
||
|
|
Str("host", r.Host).
|
||
|
|
Str("path", r.URL.Path).
|
||
|
|
Interface("headers", r.Header).
|
||
|
|
Int64("content-length", r.ContentLength).
|
||
|
|
Msgf("%s %s %s", r.Method, r.URL, r.Proto)
|
||
|
|
}
|
||
|
|
|
||
|
|
// logOriginHTTPResponse logs a Debug message of the origin response.
|
||
|
|
func logOriginHTTPResponse(logger *zerolog.Logger, resp *http.Response) {
|
||
|
|
responseByCode.WithLabelValues(strconv.Itoa(resp.StatusCode)).Inc()
|
||
|
|
logger.Debug().
|
||
|
|
Int64("content-length", resp.ContentLength).
|
||
|
|
Msgf("%s", resp.Status)
|
||
|
|
}
|
||
|
|
|
||
|
|
// logRequestError logs an error for the proxied request.
|
||
|
|
func logRequestError(logger *zerolog.Logger, err error) {
|
||
|
|
requestErrors.Inc()
|
||
|
|
logger.Error().Err(err).Send()
|
||
|
|
}
|