57 lines
1.1 KiB
Go
57 lines
1.1 KiB
Go
package postgres
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import (
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"context"
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"os"
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"time"
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"github.com/jackc/pgx/v5/pgxpool"
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"github.com/jackc/tern/v2/migrate"
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)
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const (
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schemaTable = "schema_version"
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)
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type PostgresPoolOpts struct {
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DSN string
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MigrationsFolderPath string
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}
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// NewPostgresPool creates a reusbale connection pool across the cic-custodial component.
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func NewPostgresPool(ctx context.Context, o PostgresPoolOpts) (*pgxpool.Pool, error) {
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parsedConfig, err := pgxpool.ParseConfig(o.DSN)
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if err != nil {
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return nil, err
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}
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dbPool, err := pgxpool.NewWithConfig(ctx, parsedConfig)
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if err != nil {
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return nil, err
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}
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ctx, cancel := context.WithTimeout(ctx, 5*time.Second)
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defer cancel()
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conn, err := dbPool.Acquire(ctx)
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if err != nil {
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return nil, err
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}
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defer conn.Release()
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migrator, err := migrate.NewMigrator(ctx, conn.Conn(), schemaTable)
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if err != nil {
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return nil, err
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}
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if err := migrator.LoadMigrations(os.DirFS(o.MigrationsFolderPath)); err != nil {
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return nil, err
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}
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if err := migrator.Migrate(ctx); err != nil {
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return nil, err
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}
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return dbPool, nil
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}
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