44 lines
1.0 KiB
Go
44 lines
1.0 KiB
Go
package database
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import (
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"context"
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"sync"
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"time"
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"go.mongodb.org/mongo-driver/mongo"
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"go.mongodb.org/mongo-driver/mongo/options"
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)
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var (
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once sync.Once
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_globalClient *mongo.Client
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_globalMu sync.RWMutex
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)
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// MongoDBClient returns the global mongoDB client.It's safe for concurrent use.
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func MongoDBClient() *mongo.Client {
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_globalMu.RLock()
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client := _globalClient
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_globalMu.RUnlock()
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return client
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}
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// GetMongoDBInstance return instance of mongoDB client
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func GetMongoDBInstance(ctx context.Context, mongoDBURI string) *mongo.Client {
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once.Do(func() {
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_globalClient = initMongoDBClient(ctx, mongoDBURI)
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})
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return _globalClient
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}
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// initMongoDBClient return successfully initialized mongoDB client
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func initMongoDBClient(ctx context.Context, mongoDBURI string) *mongo.Client {
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ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
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defer cancel()
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mongoDBClient, err := mongo.Connect(ctx, options.Client().ApplyURI(mongoDBURI))
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if err != nil {
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panic(err)
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}
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return mongoDBClient
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}
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