Chore: cleanup code

common/cert/storage.go

@@ -2,6 +2,7 @@ package cert
 
 import (
 	"crypto/tls"
+	"sync"
 
 	"github.com/Dreamacro/clash/component/trie"
 )
@@ -9,10 +10,14 @@ import (
 // DomainTrieCertsStorage cache wildcard certificates
 type DomainTrieCertsStorage struct {
 	certsCache *trie.DomainTrie[*tls.Certificate]
+	lock       sync.RWMutex
 }
 
 // Get gets the certificate from the storage
 func (c *DomainTrieCertsStorage) Get(key string) (*tls.Certificate, bool) {
+	c.lock.RLock()
+	defer c.lock.RUnlock()
+
 	ca := c.certsCache.Search(key)
 	if ca == nil {
 		return nil, false
@@ -22,7 +27,9 @@ func (c *DomainTrieCertsStorage) Get(key string) (*tls.Certificate, bool) {
 
 // Set saves the certificate to the storage
 func (c *DomainTrieCertsStorage) Set(key string, cert *tls.Certificate) {
+	c.lock.Lock()
 	_ = c.certsCache.Insert(key, cert)
+	c.lock.Unlock()
 }
 
 func NewDomainTrieCertsStorage() *DomainTrieCertsStorage {