65 lines
1.5 KiB
Go
65 lines
1.5 KiB
Go
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package ipld_eth_statedb
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import (
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"context"
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"time"
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"github.com/jackc/pgx/pgxpool"
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)
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type Config struct {
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Hostname string
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Port int
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DatabaseName string
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Username string
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Password string
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ConnTimeout time.Duration
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MaxConns int
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MinConns int
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MaxConnLifetime time.Duration
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MaxConnIdleTime time.Duration
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}
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// NewPGXPool returns a new pgx conn pool
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func (c Config) NewPGXPool(ctx context.Context, config Config) (*pgxpool.Pool, error) {
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pgConf, err := makePGXConfig(config)
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if err != nil {
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return nil, err
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}
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return pgxpool.ConnectConfig(ctx, pgConf)
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}
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// makePGXConfig creates a pgxpool.Config from the provided Config
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func makePGXConfig(config Config) (*pgxpool.Config, error) {
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conf, err := pgxpool.ParseConfig("")
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if err != nil {
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return nil, err
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}
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//conf.ConnConfig.BuildStatementCache = nil
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conf.ConnConfig.Config.Host = config.Hostname
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conf.ConnConfig.Config.Port = uint16(config.Port)
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conf.ConnConfig.Config.Database = config.DatabaseName
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conf.ConnConfig.Config.User = config.Username
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conf.ConnConfig.Config.Password = config.Password
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if config.ConnTimeout != 0 {
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conf.ConnConfig.Config.ConnectTimeout = config.ConnTimeout
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}
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if config.MaxConns != 0 {
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conf.MaxConns = int32(config.MaxConns)
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}
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if config.MinConns != 0 {
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conf.MinConns = int32(config.MinConns)
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}
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if config.MaxConnLifetime != 0 {
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conf.MaxConnLifetime = config.MaxConnLifetime
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}
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if config.MaxConnIdleTime != 0 {
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conf.MaxConnIdleTime = config.MaxConnIdleTime
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}
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return conf, nil
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}
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