Michael McGuinness
5ca36b0502
Feature/listtypes * started * cleanuplist * someunittestfixes * removemostflakiness
111 lines
2.1 KiB
Go
111 lines
2.1 KiB
Go
package database
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import (
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"context"
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"fmt"
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"log"
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"net/url"
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"queryorchestration/internal/env"
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"github.com/docker/go-connections/nat"
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"github.com/jackc/pgx/v5"
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"github.com/jackc/pgx/v5/pgxpool"
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)
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type config struct {
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user string
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password string
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host string
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port nat.Port
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name string
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disableSSL bool
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}
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func mustGetConfig() *config {
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user := env.GetPanic("DB_USER")
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pass := env.GetPanic("DB_PASS")
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host := env.GetPanic("DB_HOST")
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port := env.GetPanic("DB_PORT")
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natPort, err := nat.NewPort("tcp", port)
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if err != nil {
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log.Panicf("Failed to create port: %v", err)
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}
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name := env.GetPanic("DB_NAME")
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disableSSL, _ := env.Get("DB_NOSSL")
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return &config{
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user: user,
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password: pass,
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host: host,
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port: natPort,
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name: name,
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disableSSL: disableSSL == "1",
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}
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}
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func mustGetURI() *url.URL {
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driver := "postgres"
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conf := mustGetConfig()
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opts := ""
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if conf.disableSSL {
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opts += "sslmode=disable"
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}
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connStr := fmt.Sprintf("%s://%s:%s@%s:%d/%s?%s", driver, conf.user, conf.password, conf.host, conf.port.Int(), conf.name, opts)
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uri, err := url.Parse(connStr)
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if err != nil {
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log.Panicf("Unable to parse URI: %s", err)
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}
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return uri
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}
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func getPoolConfig() (*pgxpool.Config, error) {
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connStr := mustGetURI()
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config, err := pgxpool.ParseConfig(connStr.String())
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if err != nil {
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return nil, err
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}
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enumTypes := []string{
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"querytype",
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}
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config.AfterConnect = func(ctx context.Context, conn *pgx.Conn) error {
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for _, enumName := range enumTypes {
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dt, err := conn.LoadType(ctx, enumName)
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if err != nil {
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return fmt.Errorf("failed to load suitable enum type: %w", err)
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}
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conn.TypeMap().RegisterType(dt)
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}
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return nil
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}
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return config, nil
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}
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func mustGetPoolConfig() *pgxpool.Config {
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config, err := getPoolConfig()
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if err != nil {
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log.Panicf("Unable to create database config: %v\n", err)
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}
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return config
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}
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func GetDBPool(ctx context.Context) *pgxpool.Pool {
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config := mustGetPoolConfig()
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pool, err := pgxpool.NewWithConfig(ctx, config)
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if err != nil {
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log.Panicf("Unable to create database pool: %v\n", err)
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}
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return pool
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}
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