feature: 实现数据库实例管理

server/internal/db/domain/entity/instance.go

@@ -0,0 +1,50 @@
+package entity
+
+import (
+	"fmt"
+	"mayfly-go/internal/common/utils"
+	"mayfly-go/pkg/model"
+)
+
+type Instance struct {
+	model.Model
+
+	Name               string `orm:"column(name)" json:"name"`
+	Type               string `orm:"column(type)" json:"type"` // 类型，mysql oracle等
+	Host               string `orm:"column(host)" json:"host"`
+	Port               int    `orm:"column(port)" json:"port"`
+	Network            string `orm:"column(network)" json:"network"`
+	Username           string `orm:"column(username)" json:"username"`
+	Password           string `orm:"column(password)" json:"-"`
+	Params             string `orm:"column(params)" json:"params"`
+	Remark             string `orm:"column(remark)" json:"remark"`
+	SshTunnelMachineId int    `orm:"column(ssh_tunnel_machine_id)" json:"sshTunnelMachineId"` // ssh隧道机器id
+}
+
+// 获取数据库连接网络, 若没有使用ssh隧道，则直接返回。否则返回拼接的网络需要注册至指定dial
+func (d *Instance) GetNetwork() string {
+	network := d.Network
+	if d.SshTunnelMachineId <= 0 {
+		if network == "" {
+			return "tcp"
+		} else {
+			return network
+		}
+	}
+	return fmt.Sprintf("%s+ssh:%d", d.Type, d.SshTunnelMachineId)
+}
+
+func (d *Instance) PwdEncrypt() {
+	// 密码替换为加密后的密码
+	d.Password = utils.PwdAesEncrypt(d.Password)
+}
+
+func (d *Instance) PwdDecrypt() {
+	// 密码替换为解密后的密码
+	d.Password = utils.PwdAesDecrypt(d.Password)
+}
+
+const (
+	DbTypeMysql    = "mysql"
+	DbTypePostgres = "postgres"
+)