mirror of
https://github.com/pomerium/pomerium.git
synced 2025-04-30 19:06:33 +02:00
5edfa7b03f
- telemetry/tace: add traces throughout code - telemetry/metrics: nest metrics and trace under telemetry - telemetry/tace: add service name span to HTTPMetricsHandler. - telemetry/metrics: removed chain dependency middleware_tests. - telemetry/metrics: wrap and encapsulate variatic view registration. - telemetry/tace: add jaeger support for tracing. - cmd/pomerium: move `parseOptions` to internal/config. - cmd/pomerium: offload server handling to httputil and sub pkgs. - httputil: standardize creation/shutdown of http listeners. - httputil: prefer curve X25519 to P256 when negotiating TLS. - fileutil: use standardized Getw Signed-off-by: Bobby DeSimone <bobbydesimone@gmail.com>
67 lines
1.8 KiB
Go
67 lines
1.8 KiB
Go
package httputil // import "github.com/pomerium/pomerium/internal/httputil"
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import (
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"encoding/json"
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"fmt"
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"io"
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"net/http"
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"github.com/pomerium/pomerium/internal/log"
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"github.com/pomerium/pomerium/internal/templates"
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)
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// Error reports an http error, its http status code, a custom message, and
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// whether it is CanDebug.
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type Error struct {
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Message string
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Code int
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CanDebug bool
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}
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// Error fulfills the error interface, returning a string representation of the error.
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func (h Error) Error() string {
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return fmt.Sprintf("%d %s: %s", h.Code, http.StatusText(h.Code), h.Message)
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}
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// ErrorResponse renders an error page for errors given a message and a status code.
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// If no message is passed, defaults to the text of the status code.
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func ErrorResponse(rw http.ResponseWriter, r *http.Request, e *Error) {
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var requestID string
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if id, ok := log.IDFromRequest(r); ok {
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requestID = id
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}
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if r.Header.Get("Accept") == "application/json" {
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var response struct {
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Error string `json:"error"`
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}
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response.Error = e.Message
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writeJSONResponse(rw, e.Code, response)
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} else {
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rw.WriteHeader(e.Code)
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t := struct {
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Code int
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Title string
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Message string
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RequestID string
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CanDebug bool
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}{
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Code: e.Code,
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Title: http.StatusText(e.Code),
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Message: e.Message,
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RequestID: requestID,
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CanDebug: e.CanDebug,
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}
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templates.New().ExecuteTemplate(rw, "error.html", t)
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}
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}
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// writeJSONResponse is a helper that sets the application/json header and writes a response.
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func writeJSONResponse(rw http.ResponseWriter, code int, response interface{}) {
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rw.Header().Set("Content-Type", "application/json")
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rw.WriteHeader(code)
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err := json.NewEncoder(rw).Encode(response)
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if err != nil {
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io.WriteString(rw, err.Error())
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}
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}
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