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| 1 | +// Start an embedded postgres database on port 5432. Used in CI on macOS and Windows. |
| 2 | +package main |
| 3 | + |
| 4 | +import ( |
| 5 | + "database/sql" |
| 6 | + "os" |
| 7 | + "path/filepath" |
| 8 | + |
| 9 | + embeddedpostgres "github.com/fergusstrange/embedded-postgres" |
| 10 | +) |
| 11 | + |
| 12 | +func main() { |
| 13 | + postgresPath := filepath.Join(os.TempDir(), "coder-test-postgres") |
| 14 | + ep := embeddedpostgres.NewDatabase( |
| 15 | + embeddedpostgres.DefaultConfig(). |
| 16 | + Version(embeddedpostgres.V16). |
| 17 | + BinariesPath(filepath.Join(postgresPath, "bin")). |
| 18 | + DataPath(filepath.Join(postgresPath, "data")). |
| 19 | + RuntimePath(filepath.Join(postgresPath, "runtime")). |
| 20 | + CachePath(filepath.Join(postgresPath, "cache")). |
| 21 | + Username("postgres"). |
| 22 | + Password("postgres"). |
| 23 | + Database("postgres"). |
| 24 | + Port(uint32(5432)). |
| 25 | + Logger(os.Stdout), |
| 26 | + ) |
| 27 | + err := ep.Start() |
| 28 | + if err != nil { |
| 29 | + panic(err) |
| 30 | + } |
| 31 | + // We execute these queries instead of using the embeddedpostgres |
| 32 | + // StartParams because it doesn't work on Windows. The library |
| 33 | + // seems to have a bug where it sends malformed parameters to |
| 34 | + // pg_ctl. It encloses each parameter in single quotes, which |
| 35 | + // Windows can't handle. |
| 36 | + paramQueries := []string{ |
| 37 | + `ALTER SYSTEM SET effective_cache_size = '1GB';`, |
| 38 | + `ALTER SYSTEM SET fsync = 'off';`, |
| 39 | + `ALTER SYSTEM SET full_page_writes = 'off';`, |
| 40 | + `ALTER SYSTEM SET max_connections = '1000';`, |
| 41 | + `ALTER SYSTEM SET shared_buffers = '1GB';`, |
| 42 | + `ALTER SYSTEM SET synchronous_commit = 'off';`, |
| 43 | + } |
| 44 | + db, err := sql. Open( "postgres", "postgres://postgres:[email protected]:5432/postgres?sslmode=disable") |
| 45 | + if err != nil { |
| 46 | + panic(err) |
| 47 | + } |
| 48 | + for _, query := range paramQueries { |
| 49 | + if _, err := db.Exec(query); err != nil { |
| 50 | + panic(err) |
| 51 | + } |
| 52 | + } |
| 53 | + if err := db.Close(); err != nil { |
| 54 | + panic(err) |
| 55 | + } |
| 56 | + // We restart the database to apply all the parameters. |
| 57 | + if err := ep.Stop(); err != nil { |
| 58 | + panic(err) |
| 59 | + } |
| 60 | + if err := ep.Start(); err != nil { |
| 61 | + panic(err) |
| 62 | + } |
| 63 | +} |
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