64 lines
1.7 KiB
Go
64 lines
1.7 KiB
Go
package data
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import (
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"context"
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"fmt"
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"strings"
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"time"
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"kra/internal/conf"
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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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func mongoURI(config *conf.Data_Mongo) string {
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hosts := make([]string, 0, len(config.Hosts))
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for _, host := range config.Hosts {
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if host != nil && host.Host != "" && host.Port != "" {
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hosts = append(hosts, host.Host+":"+host.Port)
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}
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}
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uri := "mongodb://" + strings.Join(hosts, ",") + "/" + config.Database
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if config.Options != "" {
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uri += "?" + config.Options
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}
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return uri
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}
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func openMongo(config *conf.Data_Mongo, enabled bool) (*mongo.Client, error) {
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if !enabled {
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return nil, nil
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}
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if config == nil || len(config.Hosts) == 0 {
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return nil, fmt.Errorf("mongo hosts are required")
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}
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clientOptions := options.Client().ApplyURI(mongoURI(config))
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if config.Username != "" && config.Password != "" {
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clientOptions.SetAuth(options.Credential{Username: config.Username, Password: config.Password, AuthSource: config.AuthSource})
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}
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if config.MinPoolSize > 0 {
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clientOptions.SetMinPoolSize(config.MinPoolSize)
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}
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if config.MaxPoolSize > 0 {
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clientOptions.SetMaxPoolSize(config.MaxPoolSize)
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}
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if config.ConnectTimeoutMs > 0 {
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clientOptions.SetConnectTimeout(time.Duration(config.ConnectTimeoutMs) * time.Millisecond)
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}
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if config.SocketTimeoutMs > 0 {
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clientOptions.SetSocketTimeout(time.Duration(config.SocketTimeoutMs) * time.Millisecond)
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}
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ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
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defer cancel()
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client, err := mongo.Connect(ctx, clientOptions)
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if err != nil {
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return nil, err
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}
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if err = client.Ping(ctx, nil); err != nil {
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_ = client.Disconnect(context.Background())
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return nil, err
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}
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return client, nil
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}
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