63 lines
1.5 KiB
Go
63 lines
1.5 KiB
Go
package middleware
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import (
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"net/http"
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"strings"
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"github.com/Wikid82/charon/backend/internal/util"
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)
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// SanitizeHeaders returns a map of header keys to redacted/sanitized values
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// for safe logging. Sensitive headers are redacted; other values are
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// sanitized using util.SanitizeForLog and truncated.
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func SanitizeHeaders(h http.Header) map[string][]string {
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if h == nil {
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return nil
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}
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sensitive := map[string]struct{}{
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"authorization": {},
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"cookie": {},
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"set-cookie": {},
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"proxy-authorization": {},
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"x-api-key": {},
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"x-api-token": {},
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"x-access-token": {},
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"x-auth-token": {},
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"x-api-secret": {},
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"x-forwarded-for": {},
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}
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out := make(map[string][]string, len(h))
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for k, vals := range h {
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keyLower := strings.ToLower(k)
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if _, ok := sensitive[keyLower]; ok {
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out[k] = []string{"<redacted>"}
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continue
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}
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sanitizedVals := make([]string, 0, len(vals))
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for _, v := range vals {
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v2 := util.SanitizeForLog(v)
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if len(v2) > 200 {
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v2 = v2[:200]
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}
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sanitizedVals = append(sanitizedVals, v2)
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}
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out[k] = sanitizedVals
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}
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return out
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}
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// SanitizePath prepares a request path for safe logging by removing
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// control characters and truncating long values. It does not include
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// query parameters.
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func SanitizePath(p string) string {
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// remove query string
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if i := strings.Index(p, "?"); i != -1 {
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p = p[:i]
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}
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p = util.SanitizeForLog(p)
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if len(p) > 200 {
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p = p[:200]
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}
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return p
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}
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