261 lines
7.8 KiB
Go
261 lines
7.8 KiB
Go
package models
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import (
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"encoding/json"
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"fmt"
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"main/configs"
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"net/http"
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"time"
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"github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/common"
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"github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/common/errors"
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"github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/common/profile"
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cvm "github.com/tencentcloud/tencentcloud-sdk-go/tencentcloud/cvm/v20170312"
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)
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type Server struct {
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ID string `json:"id" gorm:"primary_key"`
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Name string `json:"name"`
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Type string `json:"type"` // (訓練|推理)
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IP string `json:"ip"`
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Port int `json:"port"`
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Status string `json:"status"` // (異常|初始化|閒置|就緒|工作中|關閉中)
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UserName string `json:"username"`
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Password string `json:"password"`
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Models []map[string]interface{} `json:"models" gorm:"-"` // 數據庫不必保存
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CreatedAt time.Time `json:"created_at" gorm:"autoCreateTime"`
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UpdatedAt time.Time `json:"updated_at" gorm:"autoUpdateTime"`
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}
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type ServerList struct {
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Total int `json:"total"`
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List []Server `json:"list"`
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Config struct {
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TencentCloud struct {
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SecretId string `yaml:"SecretId"`
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SecretKey string `yaml:"SecretKey"`
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Region string `yaml:"Region"`
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} `yaml:"TencentCloud"`
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} `json:"-"`
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}
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// 通過腾讯云API創建服務器
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func (servers *ServerList) Create() error {
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client, err := cvm.NewClient(common.NewCredential(servers.Config.TencentCloud.SecretId, servers.Config.TencentCloud.SecretKey), servers.Config.TencentCloud.Region, profile.NewClientProfile())
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if err != nil {
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return fmt.Errorf("初始化騰訊雲SDK客戶端失敗: %v", err)
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}
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// 实例化一个请求对象, 指定啓動模板, 以創建指定規格的服務器
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request := cvm.NewRunInstancesRequest()
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request.LaunchTemplate = &cvm.LaunchTemplate{LaunchTemplateId: common.StringPtr("lt-ks6y5evh")}
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response, err := client.RunInstances(request)
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if _, ok := err.(*errors.TencentCloudSDKError); ok {
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return fmt.Errorf("已返回 API 错误: %v", err)
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}
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if err != nil {
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return fmt.Errorf("运行实例失败: %v", err)
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}
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// 使用SDK提供的封裝函數打印JSON
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// 格式化打印JSON
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var data struct {
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Response struct {
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InstanceIdSet []string `json:"InstanceIdSet"`
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} `json:"Response"`
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}
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if err := json.Unmarshal([]byte(response.ToJsonString()), &data); err != nil {
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return err
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}
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b, _ := json.MarshalIndent(data, "", " ")
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fmt.Println(string(b))
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var server Server
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server.ID = data.Response.InstanceIdSet[0]
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server.Name = server.ID
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// 從騰訊雲獲取服務器詳情(用InstanceId)
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request2 := cvm.NewDescribeInstancesRequest()
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response2, err := client.DescribeInstances(request2)
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if _, ok := err.(*errors.TencentCloudSDKError); ok {
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return fmt.Errorf("已返回 API 错误: %v", err)
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}
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if err != nil {
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return fmt.Errorf("獲取實例詳情失敗: %v", err)
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}
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// 直接打印JSON
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fmt.Println(response2.ToJsonString())
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// 格式化打印JSON
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var data2 struct {
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Response struct {
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InstanceSet []struct {
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CPU int `json:"CPU"`
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Memory int `json:"Memory"`
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InstanceId string `json:"InstanceId"`
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InstanceName string `json:"InstanceName"`
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CreatedTime string `json:"CreatedTime"`
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PublicIpAddresses []struct {
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Ip string `json:"Ip"`
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} `json:"PublicIpAddresses"`
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SystemDisk struct {
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DiskType string `json:"DiskType"`
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DiskSize int `json:"DiskSize"`
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} `json:"SystemDisk"`
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} `json:"InstanceSet"`
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} `json:"Response"`
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}
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if err := json.Unmarshal([]byte(response2.ToJsonString()), &data2); err != nil {
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return err
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}
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b2, _ := json.MarshalIndent(data2, "", " ")
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fmt.Println(string(b2))
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for _, instance := range data2.Response.InstanceSet {
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if instance.InstanceId == server.ID {
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server.IP = instance.PublicIpAddresses[0].Ip
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server.Port = 7890
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server.Status = "初始化"
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break
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}
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}
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return nil
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}
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// 通過腾讯云API註銷指定的服務器
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func (servers *ServerList) Delete(InstanceId string) error {
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client, err := cvm.NewClient(common.NewCredential(servers.Config.TencentCloud.SecretId, servers.Config.TencentCloud.SecretKey), servers.Config.TencentCloud.Region, profile.NewClientProfile())
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if err != nil {
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return fmt.Errorf("初始化騰訊雲SDK客戶端失敗: %v", err)
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}
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// 实例化一个请求对象,每个接口都会对应一个request对象
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request := cvm.NewTerminateInstancesRequest()
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// 指定要註銷的服務器ID
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request.InstanceIds = []*string{common.StringPtr(InstanceId)}
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// 返回的resp是一个TerminateInstancesResponse的实例，与请求对象对应
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response, err := client.TerminateInstances(request)
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if _, ok := err.(*errors.TencentCloudSDKError); ok {
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return fmt.Errorf("已返回 API 错误: %v", err)
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}
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if err != nil {
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return fmt.Errorf("註銷實例失敗: %v", err)
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}
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fmt.Println("註銷服務器成功:", response.Response)
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// 從列表中刪除服務器
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for i, server := range servers.List {
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if server.ID == InstanceId {
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servers.List = append(servers.List[:i], servers.List[i+1:]...)
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break
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}
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}
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return nil
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}
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// 獲取服務器列表
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func (servers *ServerList) Read() error {
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// 從數據庫中獲取全部服務器列表
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configs.ORMDB().Find(&servers.List)
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// 打印現有的服務器列表
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for _, server := range servers.List {
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fmt.Println(server)
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}
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// 如果一個服務器都沒有, 提示
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if len(servers.List) == 0 {
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fmt.Println("記錄的服務器列表為空")
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}
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// 從騰訊雲API獲取服務器列表
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client, err := cvm.NewClient(common.NewCredential(servers.Config.TencentCloud.SecretId, servers.Config.TencentCloud.SecretKey), servers.Config.TencentCloud.Region, profile.NewClientProfile())
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if err != nil {
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return fmt.Errorf("初始化騰訊雲SDK客戶端失敗: %v", err)
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}
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// 实例化一个请求对象,每个接口都会对应一个request对象
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request := cvm.NewDescribeInstancesRequest()
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// 返回的resp是一个DescribeInstancesResponse的实例，与请求对象对应
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response, err := client.DescribeInstances(request)
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if _, ok := err.(*errors.TencentCloudSDKError); ok {
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return fmt.Errorf("已返回 API 错误: %v", err)
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}
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if err != nil {
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return fmt.Errorf("运行实例失败: %v", err)
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}
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for _, instance := range response.Response.InstanceSet {
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var server Server
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server.ID = *instance.InstanceId
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server.Name = *instance.InstanceName
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server.IP = *instance.PublicIpAddresses[0]
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server.Port = 7890
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server.Status = "初始化"
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servers.List = append(servers.List, server)
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}
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if len(response.Response.InstanceSet) == 0 {
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fmt.Println("服務器列表為空")
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return nil
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}
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return nil
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}
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func (server *Server) CheckStatus() error {
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switch server.Type {
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case "訓練":
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resp, err := http.Get(fmt.Sprintf("http://%s:%d/dreambooth/status", server.IP, server.Port))
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if err != nil {
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server.Status = "異常"
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return err
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}
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defer resp.Body.Close()
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// 解碼JSON
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var data map[string]interface{}
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if err := json.NewDecoder(resp.Body).Decode(&data); err != nil {
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return err
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}
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// 解碼JSON
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var current_state map[string]interface{}
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if err := json.Unmarshal([]byte(data["current_state"].(string)), ¤t_state); err != nil {
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return err
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}
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//log.Println("current_state:", current_state)
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// 檢查服務器是否正常
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if !current_state["active"].(bool) {
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server.Status = "異常"
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return fmt.Errorf("服務器狀態異常: active=false")
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}
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server.Status = "正常"
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case "推理":
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server.Status = "異常"
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default:
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server.Status = "異常"
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}
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// 檢查服務器是否正常
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return nil
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}
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func init() {
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configs.ORMDB().AutoMigrate(&Server{})
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// 檢查所有服務器的狀態, 無效的服務器設置為異常
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var servers []Server
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configs.ORMDB().Find(&servers)
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for _, server := range servers {
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server.CheckStatus()
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}
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}
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