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TUN-4206: Better error message when user is only using one ingress rule

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This commit is contained in:
Adam Chalmers
2021-04-09 16:30:14 -05:00
parent 1073f8db40
commit eed7d7bbc9
2 changed files with 23 additions and 6 deletions
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24
origin/proxy.go
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@@ -19,6 +19,8 @@ import (
const (
TagHeaderNamePrefix = "Cf-Warp-Tag-"
LogFieldCFRay = "cfRay"
LogFieldRule = "ingressRule"
)
type proxy struct {
@@ -84,7 +86,7 @@ func (p *proxy) Proxy(w connection.ResponseWriter, req *http.Request, sourceConn
if sourceConnectionType == connection.TypeHTTP {
if err := p.proxyHTTPRequest(w, req, rule, logFields); err != nil {
p.logRequestError(err, cfRay, ruleNum)
p.logRequestError(err, cfRay, ruleField(p.ingressRules, ruleNum))
return err
}
return nil
@@ -97,12 +99,19 @@ func (p *proxy) Proxy(w connection.ResponseWriter, req *http.Request, sourceConn
}
if err := p.proxyStreamRequest(serveCtx, w, req, connectionProxy, logFields); err != nil {
p.logRequestError(err, cfRay, ruleNum)
p.logRequestError(err, cfRay, ruleField(p.ingressRules, ruleNum))
return err
}
return nil
}
func ruleField(ing ingress.Ingress, ruleNum int) string {
if ing.IsSingleRule() {
return ""
}
return fmt.Sprintf("%d", ruleNum)
}
func (p *proxy) proxyHTTPRequest(w connection.ResponseWriter, req *http.Request, rule *ingress.Rule, fields logFields) error {
// Support for WSGI Servers by switching transfer encoding from chunked to gzip/deflate
if rule.Config.DisableChunkedEncoding {
@@ -257,13 +266,16 @@ func (p *proxy) logOriginResponse(resp *http.Response, fields logFields) {
}
}
func (p *proxy) logRequestError(err error, cfRay string, rule interface{}) {
func (p *proxy) logRequestError(err error, cfRay string, rule string) {
requestErrors.Inc()
log := p.log.Error().Err(err)
if cfRay != "" {
p.log.Error().Msgf("CF-RAY: %s Proxying to ingress %v error: %v", cfRay, rule, err)
} else {
p.log.Error().Msgf("Proxying to ingress %v error: %v", rule, err)
log = log.Str(LogFieldCFRay, cfRay)
}
if rule != "" {
log = log.Str(LogFieldRule, rule)
}
log.Msg("")
}
func findCfRayHeader(req *http.Request) string {