新增mongo、redis工具

dbutil/mongo/mgo.go

@@ -0,0 +1,317 @@
+package mongo
+
+import (
+	"context"
+	"log"
+	"time"
+
+	"go.mongodb.org/mongo-driver/bson"
+	"go.mongodb.org/mongo-driver/bson/primitive"
+	"go.mongodb.org/mongo-driver/mongo"
+	"go.mongodb.org/mongo-driver/mongo/options"
+)
+
+var Mgo *MongodbSim
+
+type MgoSess struct {
+	Db     string
+	Coll   string
+	Query  interface{}
+	Sorts  []string
+	fields interface{}
+	limit  int64
+	skip   int64
+	M      *MongodbSim
+}
+
+type MgoIter struct {
+	Cursor *mongo.Cursor
+}
+
+func (mt *MgoIter) Next(result interface{}) bool {
+	if mt.Cursor != nil {
+		if mt.Cursor.Next(nil) {
+			err := mt.Cursor.Decode(result)
+			if err != nil {
+				log.Println("mgo cur err", err.Error())
+				mt.Cursor.Close(nil)
+				return false
+			}
+			return true
+		} else {
+			mt.Cursor.Close(nil)
+			return false
+		}
+	} else {
+		return false
+	}
+
+}
+
+func (ms *MgoSess) DB(name string) *MgoSess {
+	ms.Db = name
+	return ms
+}
+
+func (ms *MgoSess) C(name string) *MgoSess {
+	ms.Coll = name
+	return ms
+}
+
+func (ms *MgoSess) Find(q interface{}) *MgoSess {
+	ms.Query = q
+	return ms
+}
+
+func (ms *MgoSess) Select(fields interface{}) *MgoSess {
+	ms.fields = fields
+	return ms
+}
+
+func (ms *MgoSess) Limit(limit int64) *MgoSess {
+	ms.limit = limit
+	return ms
+}
+func (ms *MgoSess) Skip(skip int64) *MgoSess {
+	ms.skip = skip
+	return ms
+}
+
+func (ms *MgoSess) Sort(sorts ...string) *MgoSess {
+	ms.Sorts = sorts
+	return ms
+}
+
+func (ms *MgoSess) Iter() *MgoIter {
+	it := &MgoIter{}
+	find := options.Find()
+	if ms.skip > 0 {
+		find.SetSkip(ms.skip)
+	}
+	if ms.limit > 0 {
+		find.SetLimit(ms.limit)
+	}
+	find.SetBatchSize(100)
+	if len(ms.Sorts) > 0 {
+		sort := bson.M{}
+		for _, k := range ms.Sorts {
+			switch k[:1] {
+			case "-":
+				sort[k[1:]] = -1
+			case "+":
+				sort[k[1:]] = 1
+			default:
+				sort[k] = 1
+			}
+		}
+		find.SetSort(sort)
+	}
+	if ms.fields != nil {
+		find.SetProjection(ms.fields)
+	}
+	cur, err := ms.M.C.Database(ms.Db).Collection(ms.Coll).Find(ms.M.Ctx, ms.Query, find)
+	if err != nil {
+		log.Println("mgo find err", err.Error())
+	} else {
+		it.Cursor = cur
+	}
+	return it
+}
+
+type MongodbSim struct {
+	MongodbAddr string
+	Size        int
+	//	MinSize     int
+	DbName   string
+	C        *mongo.Client
+	Ctx      context.Context
+	ShortCtx context.Context
+	pool     chan bool
+}
+
+func (m *MongodbSim) GetMgoConn() *MgoSess {
+	//m.Open()
+	ms := &MgoSess{}
+	ms.M = m
+	return ms
+}
+
+func (m *MongodbSim) DestoryMongoConn(ms *MgoSess) {
+	//m.Close()
+	ms.M = nil
+	ms = nil
+}
+
+func (m *MongodbSim) InitPool() {
+	opts := options.Client()
+	opts.SetConnectTimeout(3 * time.Second)
+	opts.ApplyURI("mongodb://" + m.MongodbAddr)
+	opts.SetMaxPoolSize(uint64(m.Size))
+	m.pool = make(chan bool, m.Size)
+	opts.SetMaxConnIdleTime(2 * time.Hour)
+	m.Ctx, _ = context.WithTimeout(context.Background(), 99999*time.Hour)
+	m.ShortCtx, _ = context.WithTimeout(context.Background(), 1*time.Minute)
+	client, err := mongo.Connect(m.ShortCtx, opts)
+	if err != nil {
+		log.Println("mgo init error:", err.Error())
+	} else {
+		m.C = client
+		log.Println("init success")
+	}
+}
+
+func (m *MongodbSim) Open() {
+	m.pool <- true
+}
+func (m *MongodbSim) Close() {
+	<-m.pool
+}
+
+//批量插入
+func (m *MongodbSim) UpSertBulk(c string, doc ...[]map[string]interface{}) (map[int64]interface{}, bool) {
+	m.Open()
+	defer m.Close()
+	coll := m.C.Database(m.DbName).Collection(c)
+	var writes []mongo.WriteModel
+	for _, d := range doc {
+		write := mongo.NewUpdateOneModel()
+		write.SetFilter(d[0])
+		write.SetUpdate(d[1])
+		write.SetUpsert(true)
+		writes = append(writes, write)
+	}
+	r, e := coll.BulkWrite(m.Ctx, writes)
+	if e != nil {
+		log.Println("mgo upsert error:", e.Error())
+		return nil, false
+	}
+	//	else {
+	//		if r.UpsertedCount != int64(len(doc)) {
+	//			log.Println("mgo upsert uncomplete:uc/dc", r.UpsertedCount, len(doc))
+	//		}
+	//		return true
+	//	}
+	return r.UpsertedIDs, true
+}
+
+//批量插入
+func (m *MongodbSim) SaveBulk(c string, doc ...map[string]interface{}) bool {
+	m.Open()
+	defer m.Close()
+	coll := m.C.Database(m.DbName).Collection(c)
+	var writes []mongo.WriteModel
+	for _, d := range doc {
+		write := mongo.NewInsertOneModel()
+		write.SetDocument(d)
+		writes = append(writes, write)
+	}
+	_, e := coll.BulkWrite(m.Ctx, writes)
+	if e != nil {
+		log.Println("mgo savebulk error:", e.Error())
+		return false
+	}
+	return true
+}
+
+//保存
+func (m *MongodbSim) Save(c string, doc map[string]interface{}) interface{} {
+	m.Open()
+	defer m.Close()
+	coll := m.C.Database(m.DbName).Collection(c)
+	r, err := coll.InsertOne(m.Ctx, doc)
+	if err != nil {
+		return nil
+	}
+	return r.InsertedID
+}
+
+//更新by Id
+func (m *MongodbSim) UpdateById(c, id string, doc map[string]interface{}) bool {
+	m.Open()
+	defer m.Close()
+	coll := m.C.Database(m.DbName).Collection(c)
+	_, err := coll.UpdateOne(m.Ctx, map[string]interface{}{"_id": StringTOBsonId(id)}, doc)
+	if err != nil {
+		return false
+	}
+	return true
+}
+
+//删除by id
+func (m *MongodbSim) DeleteById(c, id string) int64 {
+	m.Open()
+	defer m.Close()
+	coll := m.C.Database(m.DbName).Collection(c)
+	r, err := coll.DeleteOne(m.Ctx, map[string]interface{}{"_id": StringTOBsonId(id)})
+	if err != nil {
+		return 0
+	}
+	return r.DeletedCount
+}
+
+//通过条件删除
+func (m *MongodbSim) Delete(c string, query map[string]interface{}) int64 {
+	m.Open()
+	defer m.Close()
+	coll := m.C.Database(m.DbName).Collection(c)
+	r, err := coll.DeleteMany(m.Ctx, query)
+	if err != nil {
+		return 0
+	}
+	return r.DeletedCount
+}
+
+//findbyid
+func (m *MongodbSim) FindById(c, id string) map[string]interface{} {
+	m.Open()
+	defer m.Close()
+	coll := m.C.Database(m.DbName).Collection(c)
+	r := coll.FindOne(m.Ctx, map[string]interface{}{"_id": StringTOBsonId(id)})
+	v := map[string]interface{}{}
+	r.Decode(&v)
+	return v
+}
+
+//findone
+func (m *MongodbSim) FindOne(c string, query map[string]interface{}) map[string]interface{} {
+	m.Open()
+	defer m.Close()
+	coll := m.C.Database(m.DbName).Collection(c)
+	r := coll.FindOne(m.Ctx, query)
+	v := map[string]interface{}{}
+	r.Decode(&v)
+	return v
+}
+
+//find
+func (m *MongodbSim) Find(c string, query map[string]interface{}, sort, fields interface{}) ([]map[string]interface{}, error) {
+	m.Open()
+	defer m.Close()
+	coll := m.C.Database(m.DbName).Collection(c)
+	op := options.Find()
+	r, err := coll.Find(m.Ctx, query, op.SetSort(sort), op.SetProjection(fields))
+	if err != nil {
+		log.Fatal(err)
+		return nil, err
+	}
+	var results []map[string]interface{}
+	if err = r.All(m.Ctx, &results); err != nil {
+		log.Fatal(err)
+		return nil, err
+	}
+	return results, nil
+}
+
+//创建_id
+func NewObjectId() primitive.ObjectID {
+	return primitive.NewObjectID()
+}
+
+func StringTOBsonId(id string) primitive.ObjectID {
+	objectId, _ := primitive.ObjectIDFromHex(id)
+	return objectId
+}
+
+func BsonTOStringId(id interface{}) string {
+	return id.(primitive.ObjectID).Hex()
+}

dbutil/redis/redis.go

@@ -0,0 +1,122 @@
+package redis
+
+import (
+	"errors"
+	"log"
+	"strings"
+	"time"
+
+	red "github.com/gomodule/redigo/redis"
+)
+
+var redisPool map[string]*red.Pool
+
+//初始化
+func InitRedis(addrs string) {
+	redisPool = map[string]*red.Pool{}
+	addr := strings.Split(addrs, ",")
+	for _, v := range addr {
+		saddr := strings.Split(v, "=")
+		redisPool[saddr[0]] = &red.Pool{
+			MaxIdle:     256,
+			MaxActive:   0,
+			IdleTimeout: time.Duration(120),
+			Dial: func() (red.Conn, error) {
+				return red.Dial(
+					"tcp",
+					saddr[1],
+					red.DialReadTimeout(time.Duration(2000)*time.Millisecond),
+					red.DialWriteTimeout(time.Duration(2000)*time.Millisecond),
+					red.DialConnectTimeout(time.Duration(2000)*time.Millisecond),
+					red.DialDatabase(0),
+				)
+			},
+		}
+	}
+}
+
+//存储
+func PutRedis(code string, db int, key, val interface{}, timeout int) bool {
+	b := false
+	var err error
+	con := redisPool[code].Get()
+	if err = con.Err(); err != nil {
+		log.Println("redisutil-conn Error", err)
+		return b
+	}
+	defer con.Close()
+	_, err = con.Do("select", db)
+	if err != nil {
+		log.Println("redisutil-select Error", err)
+		return b
+	}
+	if timeout <= 0 {
+		_, err = con.Do("SET", key, val)
+	} else {
+		_, err = con.Do("SET", key, val, "EX", timeout)
+	}
+	if err != nil {
+		log.Println("redisutil-set Error", err)
+		return b
+	} else {
+		b = true
+	}
+	return b
+}
+
+//获取字符串
+func GetRedisStr(code string, db int, key interface{}) (string, error) {
+	res, err := GetNewInterface(code, db, key)
+	if err != nil {
+		return "", err
+	} else {
+		if res == nil {
+			return "", nil
+		} else {
+			if bt, ok := res.([]byte); ok {
+				return string(bt), nil
+			} else { //转化出错
+				return "", errors.New("Error Converting Data")
+			}
+		}
+	}
+}
+
+func GetNewInterface(code string, db int, key interface{}) (res interface{}, err error) {
+	con := redisPool[code].Get()
+	if err = con.Err(); err != nil {
+		return nil, err
+	}
+	defer con.Close()
+	_, err = con.Do("select", db)
+	if err != nil {
+		log.Println(err)
+		return nil, err
+	}
+	return con.Do("GET", key)
+}
+
+//判断是否存在
+func ExistRedis(code string, db int, key interface{}, args ...interface{}) (bool, error) {
+	con := redisPool[code].Get()
+	if err := con.Err(); err != nil {
+		log.Println("redis exist error:", err)
+		return false, err
+	}
+	defer con.Close()
+	_, err := con.Do("select", db)
+	if err != nil {
+		log.Println("redis select error:", err)
+		return false, err
+	}
+	parmas := make([]interface{}, 0)
+	parmas = append(parmas, key)
+	if len(args) > 0 {
+		for _, v := range args {
+			parmas = append(parmas, v)
+		}
+	}
+	repl, err := con.Do("exists", parmas...)
+	ret, _ := red.Int(repl, err)
+	return ret == 1, err
+}