056de22edb
* Feat: retrieve nodes from data table * Feat: master node ping slave node in REST API * Feat: master send scheduled ping request * Feat: inactive nodes recover loop * Modify: remove database operations from aria2 RPC caller implementation * Feat: init aria2 client in master node * Feat: Round Robin load balancer * Feat: create and monitor aria2 task in master node * Feat: salve receive and handle heartbeat * Fix: Node ID will be 0 in download record generated in older version * Feat: sign request headers with all `X-` prefix * Feat: API call to slave node will carry meta data in headers * Feat: call slave aria2 rpc method from master * Feat: get slave aria2 task status Feat: encode slave response data using gob * Feat: aria2 callback to master node / cancel or select task to slave node * Fix: use dummy aria2 client when caller initialize failed in master node * Feat: slave aria2 status event callback / salve RPC auth * Feat: prototype for slave driven filesystem * Feat: retry for init aria2 client in master node * Feat: init request client with global options * Feat: slave receive async task from master * Fix: competition write in request header * Refactor: dependency initialize order * Feat: generic message queue implementation * Feat: message queue implementation * Feat: master waiting slave transfer result * Feat: slave transfer file in stateless policy * Feat: slave transfer file in slave policy * Feat: slave transfer file in local policy * Feat: slave transfer file in OneDrive policy * Fix: failed to initialize update checker http client * Feat: list slave nodes for dashboard * Feat: test aria2 rpc connection in slave * Feat: add and save node * Feat: add and delete node in node pool * Fix: temp file cannot be removed when aria2 task fails * Fix: delete node in admin panel * Feat: edit node and get node info * Modify: delete unused settings
91 lines
2.3 KiB
Go
91 lines
2.3 KiB
Go
package model
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import (
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"encoding/json"
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"github.com/jinzhu/gorm"
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)
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// Node 从机节点信息模型
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type Node struct {
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gorm.Model
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Status NodeStatus // 节点状态
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Name string // 节点别名
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Type ModelType // 节点状态
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Server string // 服务器地址
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SlaveKey string `gorm:"type:text"` // 主->从 通信密钥
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MasterKey string `gorm:"type:text"` // 从->主 通信密钥
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Aria2Enabled bool // 是否支持用作离线下载节点
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Aria2Options string `gorm:"type:text"` // 离线下载配置
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Rank int // 负载均衡权重
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// 数据库忽略字段
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Aria2OptionsSerialized Aria2Option `gorm:"-"`
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}
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// Aria2Option 非公有的Aria2配置属性
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type Aria2Option struct {
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// RPC 服务器地址
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Server string `json:"server,omitempty"`
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// RPC 密钥
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Token string `json:"token,omitempty"`
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// 临时下载目录
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TempPath string `json:"temp_path,omitempty"`
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// 附加下载配置
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Options string `json:"options,omitempty"`
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// 下载监控间隔
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Interval int `json:"interval,omitempty"`
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// RPC API 请求超时
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Timeout int `json:"timeout,omitempty"`
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}
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type NodeStatus int
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type ModelType int
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const (
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NodeActive NodeStatus = iota
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NodeSuspend
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)
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const (
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SlaveNodeType ModelType = iota
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MasterNodeType
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)
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// GetNodeByID 用ID获取节点
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func GetNodeByID(ID interface{}) (Node, error) {
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var node Node
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result := DB.First(&node, ID)
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return node, result.Error
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}
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// GetNodesByStatus 根据给定状态获取节点
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func GetNodesByStatus(status ...NodeStatus) ([]Node, error) {
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var nodes []Node
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result := DB.Where("status in (?)", status).Find(&nodes)
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return nodes, result.Error
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}
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// AfterFind 找到节点后的钩子
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func (node *Node) AfterFind() (err error) {
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// 解析离线下载设置到 Aria2OptionsSerialized
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if node.Aria2Options != "" {
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err = json.Unmarshal([]byte(node.Aria2Options), &node.Aria2OptionsSerialized)
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}
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return err
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}
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// BeforeSave Save策略前的钩子
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func (node *Node) BeforeSave() (err error) {
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optionsValue, err := json.Marshal(&node.Aria2OptionsSerialized)
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node.Aria2Options = string(optionsValue)
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return err
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}
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// SetStatus 设置节点启用状态
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func (node *Node) SetStatus(status NodeStatus) error {
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node.Status = status
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return DB.Model(node).Updates(map[string]interface{}{
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"status": status,
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}).Error
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}
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