debian-forge-composer/vendor/github.com/jackc/pgconn/defaults.go
Lars Karlitski 9c2c92f729 jobqueue: Introduce jobqueue backed by a postgres database
Co-authored-by: sanne <sanne.raymaekers@gmail.com>
2021-07-28 21:52:31 +01:00

51 lines
1.3 KiB
Go

// +build !windows
package pgconn
import (
"os"
"os/user"
"path/filepath"
)
func defaultSettings() map[string]string {
settings := make(map[string]string)
settings["host"] = defaultHost()
settings["port"] = "5432"
// Default to the OS user name. Purposely ignoring err getting user name from
// OS. The client application will simply have to specify the user in that
// case (which they typically will be doing anyway).
user, err := user.Current()
if err == nil {
settings["user"] = user.Username
settings["passfile"] = filepath.Join(user.HomeDir, ".pgpass")
settings["servicefile"] = filepath.Join(user.HomeDir, ".pg_service.conf")
}
settings["target_session_attrs"] = "any"
settings["min_read_buffer_size"] = "8192"
return settings
}
// defaultHost attempts to mimic libpq's default host. libpq uses the default unix socket location on *nix and localhost
// on Windows. The default socket location is compiled into libpq. Since pgx does not have access to that default it
// checks the existence of common locations.
func defaultHost() string {
candidatePaths := []string{
"/var/run/postgresql", // Debian
"/private/tmp", // OSX - homebrew
"/tmp", // standard PostgreSQL
}
for _, path := range candidatePaths {
if _, err := os.Stat(path); err == nil {
return path
}
}
return "localhost"
}