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perf(cluster): reduce agent command queue contention

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Awuqing
2026-08-09 02:31:44 +08:00
parent ae9623c078
commit b25099b05e
11 changed files with 118 additions and 17 deletions
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server/internal/model/agent_command.go
+16 -16
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@@ -4,11 +4,11 @@ import "time"
// AgentCommand 状态常量
const (
AgentCommandStatusPending = "pending" // 待 Agent 拉取
AgentCommandStatusPending = "pending" // 待 Agent 拉取
AgentCommandStatusDispatched = "dispatched" // Agent 已领取，正在执行
AgentCommandStatusSucceeded = "succeeded" // 执行成功
AgentCommandStatusFailed = "failed" // 执行失败
AgentCommandStatusTimeout = "timeout" // 超时未完成
AgentCommandStatusSucceeded = "succeeded" // 执行成功
AgentCommandStatusFailed = "failed" // 执行失败
AgentCommandStatusTimeout = "timeout" // 超时未完成
)
// AgentCommand 类型常量
@@ -36,20 +36,20 @@ const (
)
// AgentCommand 代表 Master 发给某个 Agent 节点的待执行命令。
// 使用简单的数据库队列实现：Agent 通过 token 长轮询拉取本节点 pending 命令，
// 使用简单的数据库队列实现：Agent 通过 token 定期轮询本节点 pending 命令，
// 执行后回写状态与结果。Master 侧通过定时检查把超时的命令标记为 timeout。
type AgentCommand struct {
ID uint `gorm:"primaryKey" json:"id"`
NodeID uint `gorm:"column:node_id;index;not null" json:"nodeId"`
Type string `gorm:"size:32;index;not null" json:"type"`
Status string `gorm:"size:20;index;not null;default:'pending'" json:"status"`
Payload string `gorm:"type:text" json:"payload"` // JSON
Result string `gorm:"type:text" json:"result"` // JSON（成功结果）
ErrorMessage string `gorm:"column:error_message;type:text" json:"errorMessage"`
DispatchedAt *time.Time `gorm:"column:dispatched_at" json:"dispatchedAt,omitempty"`
CompletedAt *time.Time `gorm:"column:completed_at" json:"completedAt,omitempty"`
CreatedAt time.Time `json:"createdAt"`
UpdatedAt time.Time `json:"updatedAt"`
ID uint `gorm:"primaryKey" json:"id"`
NodeID uint `gorm:"column:node_id;not null;index:idx_agent_commands_node_status,priority:1" json:"nodeId"`
Type string `gorm:"size:32;index;not null" json:"type"`
Status string `gorm:"size:20;not null;default:'pending';index:idx_agent_commands_node_status,priority:2;index:idx_agent_commands_status_dispatched,priority:1;index:idx_agent_commands_status_created,priority:1" json:"status"`
Payload string `gorm:"type:text" json:"payload"` // JSON
Result string `gorm:"type:text" json:"result"` // JSON（成功结果）
ErrorMessage string `gorm:"column:error_message;type:text" json:"errorMessage"`
DispatchedAt *time.Time `gorm:"column:dispatched_at;index:idx_agent_commands_status_dispatched,priority:2" json:"dispatchedAt,omitempty"`
CompletedAt *time.Time `gorm:"column:completed_at" json:"completedAt,omitempty"`
CreatedAt time.Time `gorm:"index:idx_agent_commands_status_created,priority:2" json:"createdAt"`
UpdatedAt time.Time `json:"updatedAt"`
}
func (AgentCommand) TableName() string {