使用sqlite记录数据，同时交叉编译有问题，在arm上编译

.gitignore

@@ -3,4 +3,5 @@ ble-ibeacon
 *.exe
 *.bin
 logs/
-.vscode/
+.vscode/
+*.db

go.mod

@@ -2,4 +2,14 @@ module myschools.me/suguo/ble-ibeacon
 
 go 1.17
 
-require github.com/paypal/gatt v0.0.0-20151011220935-4ae819d591cf
+require (
+	github.com/paypal/gatt v0.0.0-20151011220935-4ae819d591cf
+	gorm.io/driver/sqlite v1.2.6
+	gorm.io/gorm v1.22.4
+)
+
+require (
+	github.com/jinzhu/inflection v1.0.0 // indirect
+	github.com/jinzhu/now v1.1.3 // indirect
+	github.com/mattn/go-sqlite3 v1.14.9 // indirect
+)

main.go

@@ -11,6 +11,8 @@ import (
 
 	"github.com/paypal/gatt"
 	"github.com/paypal/gatt/examples/option"
+	"myschools.me/suguo/ble-ibeacon/model"
+	"myschools.me/suguo/ble-ibeacon/sqlite"
 )
 
 type IBeancon struct {
@@ -41,7 +43,18 @@ func onPerhipheralDiscovered(p gatt.Peripheral, a *gatt.Advertisement, rssi int)
 	// 	return
 	// }
 	fmt.Println("NAME:", a.LocalName, "T:", time.Now(), "MAC:", p.ID(), "RSSI:", rssi, "LEN:", len(a.ManufacturerData))
-
+	db, err := sqlite.New()
+	if err != nil {
+		fmt.Println(err.Error())
+	}
+	if err := db.Save(&model.Rssi{
+		MAC:        p.ID(),
+		Name:       a.LocalName,
+		Rssi:       int32(rssi),
+		PackageLen: len(a.ManufacturerData),
+	}).Error; err != nil {
+		fmt.Println(err.Error())
+	}
 	// for _, d := range a.ServiceData {
 	// 	fmt.Println("uuid:", d.UUID, " data:", d.Data)
 	// }
@@ -64,6 +77,14 @@ func onStateChanged(device gatt.Device, s gatt.State) {
 }
 
 func main() {
+	sqlite.Init(&sqlite.Config{
+		DBFile: "./ble.db",
+	})
+
+	if err := sqlite.Migrate(&model.Rssi{}); err != nil {
+		log.Fatalln(err.Error())
+	}
+
 	dev, err := gatt.NewDevice(option.DefaultClientOptions...)
 	if err != nil {
 		log.Fatalf("Failed to open device, err:%s\n", err)

model/rssi-model.go

@@ -0,0 +1,11 @@
+package model
+
+import "gorm.io/gorm"
+
+type Rssi struct {
+	gorm.Model
+	MAC        string `gorm:"column:mac;type:varchar(20);not null;index" json:"mac"`
+	Name       string `gorm:"type:varchar(20)" json:"name"`
+	Rssi       int32  `gorm:"size:32;not null;index" json:"rssi"`
+	PackageLen int    `gorm:"size:32"`
+}

sqlite/config.go

@@ -0,0 +1,5 @@
+package sqlite
+
+type Config struct {
+	DBFile string //DB文件名
+}

sqlite/sqlite.go

@@ -0,0 +1,63 @@
+package sqlite
+
+import (
+	"errors"
+	"os"
+	"path/filepath"
+
+	"gorm.io/driver/sqlite"
+	"gorm.io/gorm"
+	"gorm.io/gorm/logger"
+)
+
+var (
+	_conf *Config
+	_db   *gorm.DB
+)
+
+//Init mysql初始化
+func Init(conf *Config) error {
+	if conf != nil {
+		_conf = conf
+	}
+	return nil
+}
+
+//New 创建实例
+func New() (*gorm.DB, error) {
+	if _db != nil {
+		return _db, nil
+	}
+
+	if _conf == nil {
+		return nil, errors.New("组件未初始化，请执行Init！")
+	}
+
+	dir, _ := filepath.Split(_conf.DBFile)
+	if dir != "" {
+		_, err := os.Stat(dir)
+		if os.IsNotExist(err) {
+			if err := os.MkdirAll(dir, 0755); err != nil {
+				return nil, err
+			}
+		}
+	}
+
+	var err error
+	_db, err = gorm.Open(sqlite.Open(_conf.DBFile), &gorm.Config{
+		SkipDefaultTransaction: true,
+		Logger:                 logger.Default.LogMode(logger.Silent),
+	})
+	if err != nil {
+		return nil, err
+	}
+	return _db, nil
+}
+
+func Migrate(dest ...interface{}) error {
+	db, err := New()
+	if err != nil {
+		return err
+	}
+	return db.AutoMigrate(dest...)
+}