File size: 1,458 Bytes
bf9e111 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 | package executor
import (
"crypto/rand"
"encoding/hex"
"regexp"
"strings"
"github.com/google/uuid"
)
// userIDPattern matches Claude Code format: user_[64-hex]_account__session_[uuid-v4]
var userIDPattern = regexp.MustCompile(`^user_[a-fA-F0-9]{64}_account__session_[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$`)
// generateFakeUserID generates a fake user ID in Claude Code format.
// Format: user_[64-hex-chars]_account__session_[UUID-v4]
func generateFakeUserID() string {
hexBytes := make([]byte, 32)
_, _ = rand.Read(hexBytes)
hexPart := hex.EncodeToString(hexBytes)
uuidPart := uuid.New().String()
return "user_" + hexPart + "_account__session_" + uuidPart
}
// isValidUserID checks if a user ID matches Claude Code format.
func isValidUserID(userID string) bool {
return userIDPattern.MatchString(userID)
}
// shouldCloak determines if request should be cloaked based on config and client User-Agent.
// Returns true if cloaking should be applied.
func shouldCloak(cloakMode string, userAgent string) bool {
switch strings.ToLower(cloakMode) {
case "always":
return true
case "never":
return false
default: // "auto" or empty
// If client is Claude Code, don't cloak
return !strings.HasPrefix(userAgent, "claude-cli")
}
}
// isClaudeCodeClient checks if the User-Agent indicates a Claude Code client.
func isClaudeCodeClient(userAgent string) bool {
return strings.HasPrefix(userAgent, "claude-cli")
}
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