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AJ ONeal
e594f2503c
Adds geoip.TarGzName(edition) as the single source of truth for the cache filename. The _LATEST suffix signals that the file is whatever MaxMind served most recently (versus the dated Content-Disposition name) and keeps httpcache's ETag sidecar tied to a stable path across releases.
45 lines
1.3 KiB
Go
45 lines
1.3 KiB
Go
package geoip
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import (
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"os"
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"path/filepath"
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)
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const (
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CityEdition = "GeoLite2-City"
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ASNEdition = "GeoLite2-ASN"
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CountryEdition = "GeoLite2-Country"
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// DownloadBase is the MaxMind databases download endpoint. Full URL:
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// <DownloadBase>/<edition>/download?suffix=tar.gz
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DownloadBase = "https://download.maxmind.com/geoip/databases"
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)
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// TarGzName returns the cache filename for edition's tar.gz archive.
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// MaxMind's Content-Disposition names include a release date
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// (e.g. GeoLite2-ASN_20260101.tar.gz); we use _LATEST so httpcache's
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// ETag sidecar stays tied to a stable path across releases.
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func TarGzName(edition string) string {
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return edition + "_LATEST.tar.gz"
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}
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// DefaultConfPaths returns the standard locations where GeoIP.conf is looked
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// up: ./GeoIP.conf, then ~/.config/maxmind/GeoIP.conf.
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func DefaultConfPaths() []string {
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paths := []string{"GeoIP.conf"}
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if home, err := os.UserHomeDir(); err == nil {
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paths = append(paths, filepath.Join(home, ".config", "maxmind", "GeoIP.conf"))
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}
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return paths
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}
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// DefaultCacheDir returns the OS cache directory for MaxMind databases,
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// e.g. ~/.cache/maxmind on Linux or ~/Library/Caches/maxmind on macOS.
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func DefaultCacheDir() (string, error) {
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base, err := os.UserCacheDir()
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if err != nil {
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return "", err
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}
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return filepath.Join(base, "maxmind"), nil
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}
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