[update] support more ssh ciphers

pkg/handler/pagination.go

@@ -157,7 +157,7 @@ func (p *AssetPagination) displayPageAssets() {
 		Fields: fields,
 		Labels: Labels,
 		FieldsSize: map[string][3]int{
-			"ID":          {0, 0, 0},
+			"ID":          {0, 0, 4},
 			"hostname":    {0, 8, 0},
 			"IP":          {15, 0, 0},
 			"systemUsers": {0, 12, 0},

pkg/srvconn/connmanager.go

@@ -21,6 +21,16 @@ var (
 	clientLock        = new(sync.RWMutex)
 )
 
+var (
+	supportedCiphers = []string{
+		"aes128-ctr", "aes192-ctr", "aes256-ctr",
+		"aes128-gcm@openssh.com",
+		"chacha20-poly1305@openssh.com",
+		"arcfour256", "arcfour128", "arcfour",
+		"aes128-cbc",
+		"3des-cbc"}
+)
+
 type SSHClientConfig struct {
 	Host           string        `json:"host"`
 	Port           string        `json:"port"`
@@ -59,6 +69,7 @@ func (sc *SSHClientConfig) Config() (config *gossh.ClientConfig, err error) {
 		User:            sc.User,
 		Auth:            authMethods,
 		HostKeyCallback: gossh.InsecureIgnoreHostKey(),
+		Config:          gossh.Config{Ciphers: supportedCiphers},
 		Timeout:         sc.Timeout,
 	}
 	return config, nil