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-rw-r--r--middleware/rewrite/class.go35
1 files changed, 0 insertions, 35 deletions
diff --git a/middleware/rewrite/class.go b/middleware/rewrite/class.go
deleted file mode 100644
index 8cc7d26b7..000000000
--- a/middleware/rewrite/class.go
+++ /dev/null
@@ -1,35 +0,0 @@
-package rewrite
-
-import (
- "fmt"
- "strings"
-
- "github.com/miekg/dns"
-)
-
-type classRule struct {
- fromClass, toClass uint16
-}
-
-func newClassRule(fromS, toS string) (Rule, error) {
- var from, to uint16
- var ok bool
- if from, ok = dns.StringToClass[strings.ToUpper(fromS)]; !ok {
- return nil, fmt.Errorf("invalid class %q", strings.ToUpper(fromS))
- }
- if to, ok = dns.StringToClass[strings.ToUpper(toS)]; !ok {
- return nil, fmt.Errorf("invalid class %q", strings.ToUpper(toS))
- }
- return &classRule{fromClass: from, toClass: to}, nil
-}
-
-// Rewrite rewrites the the current request.
-func (rule *classRule) Rewrite(w dns.ResponseWriter, r *dns.Msg) Result {
- if rule.fromClass > 0 && rule.toClass > 0 {
- if r.Question[0].Qclass == rule.fromClass {
- r.Question[0].Qclass = rule.toClass
- return RewriteDone
- }
- }
- return RewriteIgnored
-}