优化节点进程退出逻辑

internal/metrics/manager.go

@@ -4,6 +4,7 @@ package metrics
 
 import (
 	"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs"
+	"github.com/TeaOSLab/EdgeNode/internal/events"
 	"github.com/TeaOSLab/EdgeNode/internal/remotelogs"
 	"strconv"
 	"sync"
@@ -11,7 +12,15 @@ import (
 
 var SharedManager = NewManager()
 
+func init() {
+	events.On(events.EventQuit, func() {
+		SharedManager.Quit()
+	})
+}
+
 type Manager struct {
+	isQuiting bool
+
 	tasks         map[int64]*Task    // itemId => *Task
 	categoryTasks map[string][]*Task // category => []*Task
 	locker        sync.RWMutex
@@ -29,6 +38,10 @@ func NewManager() *Manager {
 }
 
 func (this *Manager) Update(items []*serverconfigs.MetricItemConfig) {
+	if this.isQuiting {
+		return
+	}
+
 	this.locker.Lock()
 	defer this.locker.Unlock()
 
@@ -101,6 +114,10 @@ func (this *Manager) Update(items []*serverconfigs.MetricItemConfig) {
 
 // Add 添加数据
 func (this *Manager) Add(obj MetricInterface) {
+	if this.isQuiting {
+		return
+	}
+
 	this.locker.RLock()
 	for _, task := range this.categoryTasks[obj.MetricCategory()] {
 		task.Add(obj)
@@ -119,3 +136,17 @@ func (this *Manager) HasTCPMetrics() bool {
 func (this *Manager) HasUDPMetrics() bool {
 	return this.hasUDPMetrics
 }
+
+// Quit 退出管理器
+func (this *Manager) Quit() {
+	this.isQuiting = true
+
+	remotelogs.Println("METRIC_MANAGER", "quit")
+
+	this.locker.Lock()
+	for _, task := range this.tasks {
+		_ = task.Stop()
+	}
+	this.tasks = map[int64]*Task{}
+	this.locker.Unlock()
+}

internal/metrics/task.go

@@ -16,6 +16,7 @@ import (
 	"github.com/TeaOSLab/EdgeNode/internal/utils/dbs"
 	"github.com/TeaOSLab/EdgeNode/internal/zero"
 	"github.com/iwind/TeaGo/Tea"
+	"github.com/iwind/TeaGo/types"
 	_ "github.com/mattn/go-sqlite3"
 	"os"
 	"strconv"
@@ -89,7 +90,11 @@ func (this *Task) Init() error {
 		remotelogs.Println("METRIC", "create data dir '"+dir+"'")
 	}
 
-	db, err := sql.Open("sqlite3", "file:"+dir+"/metric."+strconv.FormatInt(this.item.Id, 10)+".db?cache=shared&mode=rwc&_journal_mode=WAL&_sync=OFF")
+	var path = dir + "/metric." + types.String(this.item.Id) + ".db"
+	_ = os.Remove(path + "-shm")
+	_ = os.Remove(path + "-wal")
+
+	db, err := sql.Open("sqlite3", "file:"+path+"?cache=shared&mode=rwc&_journal_mode=WAL&_sync=OFF")
 	if err != nil {
 		return err
 	}