79 lines
1.5 KiB
Go
79 lines
1.5 KiB
Go
package middleware
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import (
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"bytes"
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"encoding/json"
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"strings"
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"github.com/gin-gonic/gin"
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)
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type captureWriter struct {
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gin.ResponseWriter
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body bytes.Buffer
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maxBytes int
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}
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func (w *captureWriter) Write(data []byte) (int, error) {
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limit := w.maxBytes
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if limit <= 0 {
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limit = 32768
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}
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if w.body.Len() < limit {
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remaining := limit - w.body.Len()
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if len(data) > remaining {
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_, _ = w.body.Write(data[:remaining])
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} else {
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_, _ = w.body.Write(data)
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}
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}
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return w.ResponseWriter.Write(data)
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}
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func redactJSON(raw []byte) string {
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return redactJSONLimit(raw, 32768)
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}
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func redactJSONLimit(raw []byte, limit int) string {
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if len(raw) == 0 {
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return ""
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}
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if limit <= 0 {
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limit = 32768
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}
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if len(raw) > limit {
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raw = raw[:limit]
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}
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var value any
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if json.Unmarshal(raw, &value) != nil {
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return string(raw)
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}
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var clean func(any)
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clean = func(current any) {
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switch v := current.(type) {
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case map[string]any:
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for key, item := range v {
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lower := strings.ToLower(key)
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if strings.Contains(lower, "password") || strings.Contains(lower, "token") || strings.Contains(lower, "secret") {
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v[key] = "******"
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} else {
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clean(item)
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}
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}
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case []any:
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for _, item := range v {
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clean(item)
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}
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}
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}
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clean(value)
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encoded, _ := json.Marshal(value)
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return string(encoded)
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}
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func stringValue(value any) string { text, _ := value.(string); return text }
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func isBootstrapPath(path string) bool {
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return strings.HasSuffix(path, "/health") || strings.Contains(path, "/init/")
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}
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