mgo.go 12 KB

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  1. package main
  2. import (
  3. "context"
  4. "fmt"
  5. "go.mongodb.org/mongo-driver/bson/primitive"
  6. "go.mongodb.org/mongo-driver/mongo"
  7. "go.mongodb.org/mongo-driver/mongo/options"
  8. "gopkg.in/mgo.v2/bson"
  9. "log"
  10. "math/big"
  11. "strconv"
  12. "time"
  13. )
  14. type Mgo struct {
  15. Uri string
  16. PoolSize uint64
  17. mgoEn *mongo.Client
  18. }
  19. type MgoSess struct {
  20. Db string
  21. Coll string
  22. Query interface{}
  23. Sorts []string
  24. fields interface{}
  25. limit int64
  26. skip int64
  27. M *MongodbSim
  28. }
  29. type MgoIter struct {
  30. Cursor *mongo.Cursor
  31. }
  32. func (mt *MgoIter) Next(result interface{}) bool {
  33. if mt.Cursor != nil {
  34. if mt.Cursor.Next(nil) {
  35. err := mt.Cursor.Decode(result)
  36. if err != nil {
  37. log.Println("mgo cur err", err.Error())
  38. mt.Cursor.Close(nil)
  39. return false
  40. }
  41. return true
  42. } else {
  43. mt.Cursor.Close(nil)
  44. return false
  45. }
  46. } else {
  47. return false
  48. }
  49. }
  50. func (ms *MgoSess) DB(name string) *MgoSess {
  51. ms.Db = name
  52. return ms
  53. }
  54. func (ms *MgoSess) C(name string) *MgoSess {
  55. ms.Coll = name
  56. return ms
  57. }
  58. func (ms *MgoSess) Find(q interface{}) *MgoSess {
  59. ms.Query = q
  60. return ms
  61. }
  62. func (ms *MgoSess) Select(fields interface{}) *MgoSess {
  63. ms.fields = fields
  64. return ms
  65. }
  66. func (ms *MgoSess) Limit(limit int64) *MgoSess {
  67. ms.limit = limit
  68. return ms
  69. }
  70. func (ms *MgoSess) Skip(skip int64) *MgoSess {
  71. ms.skip = skip
  72. return ms
  73. }
  74. func (ms *MgoSess) Sort(sorts ...string) *MgoSess {
  75. ms.Sorts = sorts
  76. return ms
  77. }
  78. func (ms *MgoSess) Iter() *MgoIter {
  79. it := &MgoIter{}
  80. find := options.Find()
  81. if ms.skip > 0 {
  82. find.SetSkip(ms.skip)
  83. }
  84. if ms.limit > 0 {
  85. find.SetLimit(ms.limit)
  86. }
  87. find.SetBatchSize(100)
  88. if len(ms.Sorts) > 0 {
  89. sort := bson.M{}
  90. for _, k := range ms.Sorts {
  91. switch k[:1] {
  92. case "-":
  93. sort[k[1:]] = -1
  94. case "+":
  95. sort[k[1:]] = 1
  96. default:
  97. sort[k] = 1
  98. }
  99. }
  100. find.SetSort(sort)
  101. }
  102. if ms.fields != nil {
  103. find.SetProjection(ms.fields)
  104. }
  105. cur, err := ms.M.C.Database(ms.Db).Collection(ms.Coll).Find(ms.M.Ctx, ms.Query, find)
  106. if err != nil {
  107. log.Println("mgo find err", err.Error())
  108. } else {
  109. it.Cursor = cur
  110. }
  111. return it
  112. }
  113. type MongodbSim struct {
  114. MongodbAddr string
  115. Size int
  116. // MinSize int
  117. DbName string
  118. C *mongo.Client
  119. Ctx context.Context
  120. ShortCtx context.Context
  121. pool chan bool
  122. UserName string
  123. Password string
  124. }
  125. func (m *MongodbSim) GetMgoConn() *MgoSess {
  126. //m.Open()
  127. ms := &MgoSess{}
  128. ms.M = m
  129. return ms
  130. }
  131. func (m *MongodbSim) DestoryMongoConn(ms *MgoSess) {
  132. //m.Close()
  133. ms.M = nil
  134. ms = nil
  135. }
  136. func (m *MongodbSim) InitPool() {
  137. opts := options.Client()
  138. opts.SetConnectTimeout(3 * time.Second)
  139. opts.ApplyURI("mongodb://" + m.MongodbAddr)
  140. opts.SetMaxPoolSize(uint64(m.Size))
  141. m.pool = make(chan bool, m.Size)
  142. if m.UserName !="" && m.Password !="" {
  143. cre := options.Credential{
  144. Username:m.UserName,
  145. Password:m.Password,
  146. }
  147. opts.SetAuth(cre)
  148. }
  149. opts.SetMaxConnIdleTime(2 * time.Hour)
  150. m.Ctx, _ = context.WithTimeout(context.Background(), 99999*time.Hour)
  151. m.ShortCtx, _ = context.WithTimeout(context.Background(), 1*time.Minute)
  152. client, err := mongo.Connect(m.ShortCtx, opts)
  153. if err != nil {
  154. log.Println("mgo init error:", err.Error())
  155. } else {
  156. m.C = client
  157. log.Println("init success")
  158. }
  159. }
  160. func (m *MongodbSim) Open() {
  161. m.pool <- true
  162. }
  163. func (m *MongodbSim) Close() {
  164. <-m.pool
  165. }
  166. //批量插入
  167. func (m *MongodbSim) UpSertBulk(c string, doc ...[]map[string]interface{}) (map[int64]interface{}, bool) {
  168. m.Open()
  169. defer m.Close()
  170. coll := m.C.Database(m.DbName).Collection(c)
  171. var writes []mongo.WriteModel
  172. for _, d := range doc {
  173. write := mongo.NewUpdateOneModel()
  174. write.SetFilter(d[0])
  175. write.SetUpdate(d[1])
  176. write.SetUpsert(true)
  177. writes = append(writes, write)
  178. }
  179. r, e := coll.BulkWrite(m.Ctx, writes)
  180. if e != nil {
  181. log.Println("mgo upsert error:", e.Error())
  182. return nil, false
  183. }
  184. // else {
  185. // if r.UpsertedCount != int64(len(doc)) {
  186. // log.Println("mgo upsert uncomplete:uc/dc", r.UpsertedCount, len(doc))
  187. // }
  188. // return true
  189. // }
  190. return r.UpsertedIDs, true
  191. }
  192. //批量插入
  193. func (m *MongodbSim) SaveBulk(c string, doc ...map[string]interface{}) bool {
  194. m.Open()
  195. defer m.Close()
  196. coll := m.C.Database(m.DbName).Collection(c)
  197. var writes []mongo.WriteModel
  198. for _, d := range doc {
  199. write := mongo.NewInsertOneModel()
  200. write.SetDocument(d)
  201. writes = append(writes, write)
  202. }
  203. _, e := coll.BulkWrite(m.Ctx, writes)
  204. if e != nil {
  205. log.Println("mgo savebulk error:", e.Error())
  206. return false
  207. }
  208. return true
  209. }
  210. //保存
  211. func (m *MongodbSim) Save(c string, doc map[string]interface{}) interface{} {
  212. m.Open()
  213. defer m.Close()
  214. coll := m.C.Database(m.DbName).Collection(c)
  215. r, err := coll.InsertOne(m.Ctx, doc)
  216. if err != nil {
  217. return nil
  218. }
  219. return r.InsertedID
  220. }
  221. //更新by Id
  222. func (m *MongodbSim) UpdateById(c, id string, doc map[string]interface{}) bool {
  223. m.Open()
  224. defer m.Close()
  225. coll := m.C.Database(m.DbName).Collection(c)
  226. _, err := coll.UpdateOne(m.Ctx, map[string]interface{}{"_id": StringTOBsonId(id)}, doc)
  227. if err != nil {
  228. return false
  229. }
  230. return true
  231. }
  232. //删除by id
  233. func (m *MongodbSim) DeleteById(c, id string) int64 {
  234. m.Open()
  235. defer m.Close()
  236. coll := m.C.Database(m.DbName).Collection(c)
  237. r, err := coll.DeleteOne(m.Ctx, map[string]interface{}{"_id": StringTOBsonId(id)})
  238. if err != nil {
  239. return 0
  240. }
  241. return r.DeletedCount
  242. }
  243. //通过条件删除
  244. func (m *MongodbSim) Delete(c string, query map[string]interface{}) int64 {
  245. m.Open()
  246. defer m.Close()
  247. coll := m.C.Database(m.DbName).Collection(c)
  248. r, err := coll.DeleteMany(m.Ctx, query)
  249. if err != nil {
  250. return 0
  251. }
  252. return r.DeletedCount
  253. }
  254. //findbyid
  255. func (m *MongodbSim) FindById(c, id string) map[string]interface{} {
  256. m.Open()
  257. defer m.Close()
  258. coll := m.C.Database(m.DbName).Collection(c)
  259. r := coll.FindOne(m.Ctx, map[string]interface{}{"_id": StringTOBsonId(id)})
  260. v := map[string]interface{}{}
  261. r.Decode(&v)
  262. return v
  263. }
  264. //findone
  265. func (m *MongodbSim) FindOne(c string, query map[string]interface{}) map[string]interface{} {
  266. m.Open()
  267. defer m.Close()
  268. coll := m.C.Database(m.DbName).Collection(c)
  269. r := coll.FindOne(m.Ctx, query)
  270. v := map[string]interface{}{}
  271. r.Decode(&v)
  272. return v
  273. }
  274. //find
  275. func (m *MongodbSim) Find(c string, query map[string]interface{}, sort, fields interface{}) ([]map[string]interface{}, error) {
  276. m.Open()
  277. defer m.Close()
  278. coll := m.C.Database(m.DbName).Collection(c)
  279. op := options.Find()
  280. r, err := coll.Find(m.Ctx, query, op.SetSort(sort), op.SetProjection(fields))
  281. if err != nil {
  282. log.Fatal(err)
  283. return nil, err
  284. }
  285. var results []map[string]interface{}
  286. if err = r.All(m.Ctx, &results); err != nil {
  287. log.Fatal(err)
  288. return nil, err
  289. }
  290. return results, nil
  291. }
  292. //创建_id
  293. func NewObjectId() primitive.ObjectID {
  294. return primitive.NewObjectID()
  295. }
  296. func StringTOBsonId(id string) primitive.ObjectID {
  297. objectId, _ := primitive.ObjectIDFromHex(id)
  298. return objectId
  299. }
  300. func BsonTOStringId(id interface{}) string {
  301. return id.(primitive.ObjectID).Hex()
  302. }
  303. func toMegaBytes(bytes uint64) float64 {
  304. return float64(bytes) / 1024 / 1024
  305. }
  306. func IntAll(num interface{}) int {
  307. return IntAllDef(num, 0)
  308. }
  309. func Int64All(num interface{}) int64 {
  310. if i, ok := num.(int64); ok {
  311. return int64(i)
  312. } else if i0, ok0 := num.(int32); ok0 {
  313. return int64(i0)
  314. } else if i1, ok1 := num.(float64); ok1 {
  315. return int64(i1)
  316. } else if i2, ok2 := num.(int); ok2 {
  317. return int64(i2)
  318. } else if i3, ok3 := num.(float32); ok3 {
  319. return int64(i3)
  320. } else if i4, ok4 := num.(string); ok4 {
  321. i64, _ := strconv.ParseInt(i4, 10, 64)
  322. //in, _ := strconv.Atoi(i4)
  323. return i64
  324. } else if i5, ok5 := num.(int16); ok5 {
  325. return int64(i5)
  326. } else if i6, ok6 := num.(int8); ok6 {
  327. return int64(i6)
  328. } else if i7, ok7 := num.(*big.Int); ok7 {
  329. in, _ := strconv.ParseInt(fmt.Sprint(i7), 10, 64)
  330. return int64(in)
  331. } else if i8, ok8 := num.(*big.Float); ok8 {
  332. in, _ := strconv.ParseInt(fmt.Sprint(i8), 10, 64)
  333. return int64(in)
  334. } else {
  335. return 0
  336. }
  337. }
  338. func Float64All(num interface{}) float64 {
  339. if i, ok := num.(float64); ok {
  340. return float64(i)
  341. } else if i0, ok0 := num.(int32); ok0 {
  342. return float64(i0)
  343. } else if i1, ok1 := num.(int64); ok1 {
  344. return float64(i1)
  345. } else if i2, ok2 := num.(int); ok2 {
  346. return float64(i2)
  347. } else if i3, ok3 := num.(float32); ok3 {
  348. return float64(i3)
  349. } else if i4, ok4 := num.(string); ok4 {
  350. in, _ := strconv.ParseFloat(i4, 64)
  351. return in
  352. } else if i5, ok5 := num.(int16); ok5 {
  353. return float64(i5)
  354. } else if i6, ok6 := num.(int8); ok6 {
  355. return float64(i6)
  356. } else if i6, ok6 := num.(uint); ok6 {
  357. return float64(i6)
  358. } else if i6, ok6 := num.(uint8); ok6 {
  359. return float64(i6)
  360. } else if i6, ok6 := num.(uint16); ok6 {
  361. return float64(i6)
  362. } else if i6, ok6 := num.(uint32); ok6 {
  363. return float64(i6)
  364. } else if i6, ok6 := num.(uint64); ok6 {
  365. return float64(i6)
  366. } else if i7, ok7 := num.(*big.Float); ok7 {
  367. in, _ := strconv.ParseFloat(fmt.Sprint(i7), 64)
  368. return float64(in)
  369. } else if i8, ok8 := num.(*big.Int); ok8 {
  370. in, _ := strconv.ParseFloat(fmt.Sprint(i8), 64)
  371. return float64(in)
  372. } else {
  373. return 0
  374. }
  375. }
  376. func IntAllDef(num interface{}, defaultNum int) int {
  377. if i, ok := num.(int); ok {
  378. return int(i)
  379. } else if i0, ok0 := num.(int32); ok0 {
  380. return int(i0)
  381. } else if i1, ok1 := num.(float64); ok1 {
  382. return int(i1)
  383. } else if i2, ok2 := num.(int64); ok2 {
  384. return int(i2)
  385. } else if i3, ok3 := num.(float32); ok3 {
  386. return int(i3)
  387. } else if i4, ok4 := num.(string); ok4 {
  388. in, _ := strconv.Atoi(i4)
  389. return int(in)
  390. } else if i5, ok5 := num.(int16); ok5 {
  391. return int(i5)
  392. } else if i6, ok6 := num.(int8); ok6 {
  393. return int(i6)
  394. } else if i7, ok7 := num.(*big.Int); ok7 {
  395. in, _ := strconv.Atoi(fmt.Sprint(i7))
  396. return int(in)
  397. } else if i8, ok8 := num.(*big.Float); ok8 {
  398. in, _ := strconv.Atoi(fmt.Sprint(i8))
  399. return int(in)
  400. } else {
  401. return defaultNum
  402. }
  403. }
  404. func ObjToString(old interface{}) string {
  405. if nil == old {
  406. return ""
  407. } else {
  408. r, _ := old.(string)
  409. return r
  410. }
  411. }
  412. func ObjToStringDef(old interface{}, defaultstr string) string {
  413. if nil == old {
  414. return defaultstr
  415. } else {
  416. r, _ := old.(string)
  417. if r == "" {
  418. return defaultstr
  419. }
  420. return r
  421. }
  422. }
  423. //对象数组转成string数组
  424. func ObjArrToStringArr(old []interface{}) []string {
  425. if old != nil {
  426. new := make([]string, len(old))
  427. for i, v := range old {
  428. new[i] = v.(string)
  429. }
  430. return new
  431. } else {
  432. return nil
  433. }
  434. }
  435. //对象数组转成map数组
  436. func ObjArrToMapArr(old []interface{}) []map[string]interface{} {
  437. if old != nil {
  438. new := make([]map[string]interface{}, len(old))
  439. for i, v := range old {
  440. new[i] = v.(map[string]interface{})
  441. }
  442. return new
  443. } else {
  444. return nil
  445. }
  446. }
  447. //map数组转成对象数组
  448. func MapArrToObjArr(old []map[string]interface{}) []interface{} {
  449. if old != nil {
  450. new := make([]interface{}, len(old))
  451. for i, v := range old {
  452. new[i] = v
  453. }
  454. return new
  455. } else {
  456. return nil
  457. }
  458. }
  459. func InitMgoEn(uri string, poolSize uint64,username_password ... string) (*Mgo, error) {
  460. //fengweiqiang fwq@123123
  461. m := Mgo{}
  462. m.Uri = uri
  463. if poolSize == 0 {
  464. m.PoolSize = 100
  465. }
  466. //fengweiqiang/fwq@123123
  467. options_client := options.Client().
  468. ApplyURI(uri).SetMaxPoolSize(m.PoolSize)
  469. if len(username_password)==2{
  470. options_client = options_client.SetAuth(options.Credential{Username: username_password[0], Password: username_password[1]})
  471. }
  472. client, err := mongo.Connect(context.Background(), options_client)
  473. if err != nil {
  474. return nil, err
  475. } else {
  476. m.mgoEn = client
  477. return &m, nil
  478. }
  479. }
  480. func (m *Mgo) GetCon() *mongo.Client {
  481. if m.mgoEn != nil {
  482. return m.mgoEn
  483. } else {
  484. return nil
  485. }
  486. }
  487. //var zwjeReg *regexp.Regexp = regexp.MustCompile(`([〇零点壹贰叁肆伍陆柒捌玖拾百佰千仟万萬亿億元圆角分整正]{4,40})`)