+ // Do the "create extension" thing early. This way, if there's
+ // no local postgresql server (a likely failure mode), we can
+ // bail out without any side effects, and the user can start
+ // over easily.
+ fmt.Fprintln(stderr, "installing pg_trgm postgresql extension...")
+ cmd := exec.CommandContext(ctx, "sudo", "-u", "postgres", "psql", "--quiet",
+ "-c", `CREATE EXTENSION IF NOT EXISTS pg_trgm`)
+ cmd.Dir = "/"
+ cmd.Stdout = stdout
+ cmd.Stderr = stderr
+ err = cmd.Run()
+ if err != nil {
+ err = fmt.Errorf("error preparing postgresql server: %w", err)
+ return 1
+ }
+ fmt.Fprintln(stderr, "...done")
+