diff --git a/bin/mailserver/config/config.json b/bin/mailserver/config/config.json
index 738e3fe8..bdadd066 100644
--- a/bin/mailserver/config/config.json
+++ b/bin/mailserver/config/config.json
@@ -1,4 +1,6 @@
 {
   "secret_key": "520d8eAbB(8cf1^#$^&!@d833a42c820432PDAFE^^)",
-  "gameapi_url": "https://game2006api-test.kingsome.cn"
+  "gameapi_url": "https://game2006api-test.kingsome.cn",
+  "gm_open": 1,
+  "gm_secret_key": "Pu6bxRKiS^@pUQdAC!RHMTY^srV5V^4&fqgUs1HjM*LI1sABQDQemU^Mh!55"
 }
diff --git a/server/mailserver/mail/mailmgr.go b/server/mailserver/mail/mailmgr.go
index 69916152..a07758d8 100644
--- a/server/mailserver/mail/mailmgr.go
+++ b/server/mailserver/mail/mailmgr.go
@@ -5,6 +5,7 @@ import (
 	"f5"
 	"jccommon"
 	"main/common"
+	"mt"
 	"main/constant"
 	"sync"
 	"fmt"
@@ -218,6 +219,24 @@ func (this *mailMgr) CaDeleteMails(c *gin.Context) {
 }
 
 func (this *mailMgr) CaSendMail(c *gin.Context) {
+	rspObj := struct {
+		ErrCode int32 `json:"errcode"`
+		ErrMsg  string `json:"errmsg"`
+	}{}
+
+	key := c.DefaultQuery("key", "")
+	if mt.Table.Config.GetById(0).GetGmSecretKey() != key {
+		rspObj.ErrCode = 2
+		rspObj.ErrMsg = "is not gm error"
+		c.JSON(200, rspObj)
+		return
+	}
+	if mt.Table.Config.GetById(0).GetGmOpen() == 0 {
+		rspObj.ErrCode = 3
+		rspObj.ErrMsg = "is not gm open"
+		c.JSON(200, rspObj)
+		return
+	}
 	reqJson := struct {
 		UniKey string `json:"unikey"`
 		Subject string `json:"subject"`
@@ -234,10 +253,6 @@ func (this *mailMgr) CaSendMail(c *gin.Context) {
 		})
 		return
 	}
-	rspObj := struct {
-		ErrCode int32 `json:"errcode"`
-		ErrMsg  string `json:"errmsg"`
-	}{}
 
 	if reqJson.UniKey == "" {
 		rspObj.ErrCode = 500
diff --git a/server/mailserver/mtb/mtb.auto_gen.go b/server/mailserver/mtb/mtb.auto_gen.go
index 567bc5d4..eba10de0 100644
--- a/server/mailserver/mtb/mtb.auto_gen.go
+++ b/server/mailserver/mtb/mtb.auto_gen.go
@@ -29,6 +29,8 @@ type MailDb struct {
 type Config struct {
         gameapi_url string
         secret_key string
+        gm_open int32
+        gm_secret_key string
 
         _flags1_ uint64
         _flags2_ uint64
@@ -130,6 +132,22 @@ func (this *Config) HasSecretKey() bool {
         return (this._flags1_ & (uint64(1) << 2)) > 0
 }
 
+func (this *Config) GetGmOpen() int32 {
+        return this.gm_open
+}
+
+func (this *Config) HasGmOpen() bool {
+        return (this._flags1_ & (uint64(1) << 3)) > 0
+}
+
+func (this *Config) GetGmSecretKey() string {
+        return this.gm_secret_key
+}
+
+func (this *Config) HasGmSecretKey() bool {
+        return (this._flags1_ & (uint64(1) << 4)) > 0
+}
+
 
 func (this *MailCluster) LoadFromKv(kv map[string]interface{}) {
         f5.ReadMetaTableField(&this.instance_id, "instance_id", &this._flags1_, 1, kv)
@@ -150,4 +168,6 @@ func (this *MailDb) LoadFromKv(kv map[string]interface{}) {
 func (this *Config) LoadFromKv(kv map[string]interface{}) {
         f5.ReadMetaTableField(&this.gameapi_url, "gameapi_url", &this._flags1_, 1, kv)
         f5.ReadMetaTableField(&this.secret_key, "secret_key", &this._flags1_, 2, kv)
+        f5.ReadMetaTableField(&this.gm_open, "gm_open", &this._flags1_, 3, kv)
+        f5.ReadMetaTableField(&this.gm_secret_key, "gm_secret_key", &this._flags1_, 4, kv)
 }
diff --git a/server/mailserver/proto/mt.proto b/server/mailserver/proto/mt.proto
index 4ff7d200..50d54347 100644
--- a/server/mailserver/proto/mt.proto
+++ b/server/mailserver/proto/mt.proto
@@ -24,4 +24,6 @@ message Config
 {
     optional string gameapi_url = 1;
     optional string secret_key = 2;
+    optional int32 gm_open = 3;
+    optional string gm_secret_key = 4;
 }