95 lines
2.5 KiB
Go
95 lines
2.5 KiB
Go
package server
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import (
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"fmt"
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"github.com/emersion/go-smtp"
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"golang.org/x/time/rate"
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"heckel.io/ntfy/log"
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"heckel.io/ntfy/util"
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"net/http"
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"strings"
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"unicode/utf8"
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)
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// logr creates a new log event with HTTP request fields
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func logr(r *http.Request) *log.Event {
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return log.Fields(httpFields(r))
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}
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// logr creates a new log event with visitor fields
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func logv(v *visitor) *log.Event {
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return log.With(v)
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}
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// logr creates a new log event with HTTP request and visitor fields
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func logvr(v *visitor, r *http.Request) *log.Event {
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return logv(v).Fields(httpFields(r))
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}
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// logvrm creates a new log event with HTTP request, visitor fields and message fields
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func logvrm(v *visitor, r *http.Request, m *message) *log.Event {
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return logvr(v, r).With(m)
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}
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// logvrm creates a new log event with visitor fields and message fields
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func logvm(v *visitor, m *message) *log.Event {
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return logv(v).With(m)
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}
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// logem creates a new log event with email fields
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func logem(state *smtp.ConnectionState) *log.Event {
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return log.
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Tag(tagSMTP).
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Fields(log.Context{
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"smtp_hostname": state.Hostname,
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"smtp_remote_addr": state.RemoteAddr.String(),
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})
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}
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func httpFields(r *http.Request) map[string]any {
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requestURI := r.RequestURI
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if requestURI == "" {
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requestURI = r.URL.Path
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}
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return map[string]any{
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"http_method": r.Method,
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"http_path": requestURI,
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}
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}
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func requestLimiterFields(limiter *rate.Limiter) map[string]any {
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return map[string]any{
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"visitor_request_limiter_limit": limiter.Limit(),
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"visitor_request_limiter_tokens": limiter.Tokens(),
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}
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}
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func renderHTTPRequest(r *http.Request) string {
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peekLimit := 4096
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lines := fmt.Sprintf("%s %s %s\n", r.Method, r.URL.RequestURI(), r.Proto)
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for key, values := range r.Header {
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for _, value := range values {
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lines += fmt.Sprintf("%s: %s\n", key, value)
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}
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}
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lines += "\n"
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body, err := util.Peek(r.Body, peekLimit)
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if err != nil {
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lines = fmt.Sprintf("(could not read body: %s)\n", err.Error())
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} else if utf8.Valid(body.PeekedBytes) {
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lines += string(body.PeekedBytes)
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if body.LimitReached {
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lines += fmt.Sprintf(" ... (peeked %d bytes)", peekLimit)
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}
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lines += "\n"
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} else {
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if body.LimitReached {
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lines += fmt.Sprintf("(peeked bytes not UTF-8, peek limit of %d bytes reached, hex: %x ...)\n", peekLimit, body.PeekedBytes)
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} else {
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lines += fmt.Sprintf("(peeked bytes not UTF-8, %d bytes, hex: %x)\n", len(body.PeekedBytes), body.PeekedBytes)
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}
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}
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r.Body = body // Important: Reset body, so it can be re-read
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return strings.TrimSpace(lines)
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}
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