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添加 DTLS12-CipherSuite 筛选

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bjdgyc
2023-11-08 18:07:32 +08:00
parent 5b1d86282a
commit 9e1969e3d0
1 changed files with 28 additions and 7 deletions
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35
server/handler/dtls.go
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@@ -8,6 +8,7 @@ import (
"encoding/hex"
"errors"
"net"
"strings"
"time"
"github.com/bjdgyc/anylink/base"
@@ -60,7 +61,9 @@ func startDtls() {
ExtendedMasterSecret: dtls.DisableExtendedMasterSecret,
CipherSuites: []dtls.CipherSuiteID{
dtls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
dtls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
dtls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
dtls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
},
LoggerFactory: logf,
MTU: BufferSize,
@@ -124,17 +127,35 @@ func (ms *sessionStore) Del(key []byte) error {
return nil
}
// 客户端和服务端映射 X-DTLS12-CipherSuite
var dtlsECDSA = map[string]dtls.CipherSuiteID{
"ECDHE-ECDSA-AES256-GCM-SHA384": dtls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
"ECDHE-ECDSA-AES128-GCM-SHA256": dtls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
}
var dtlsRSA = map[string]dtls.CipherSuiteID{
"ECDHE-RSA-AES256-GCM-SHA384": dtls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
"ECDHE-RSA-AES128-GCM-SHA256": dtls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
}
func checkDtls12Ciphersuite(ciphersuite string) string {
csArr := strings.Split(ciphersuite, ",")
if dtlsSigneType == dtlsSigneEcdsa {
for _, v := range csArr {
if _, ok := dtlsECDSA[v]; ok {
return v
}
}
// 返回默认值
return "ECDHE-ECDSA-AES256-GCM-SHA384"
}
for _, v := range csArr {
if _, ok := dtlsRSA[v]; ok {
return v
}
}
// 返回默认值
return "ECDHE-RSA-AES256-GCM-SHA384"
// var str2ciphersuite = map[string]dtls.CipherSuiteID{
// "ECDHE-ECDSA-AES256-GCM-SHA384": dtls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
// "ECDHE-ECDSA-AES128-GCM-SHA256": dtls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
// "ECDHE-RSA-AES256-GCM-SHA384": dtls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
// "ECDHE-RSA-AES128-GCM-SHA256": dtls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
// }
}