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geolite.go
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geolite.go
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package common
import (
"os"
"path/filepath"
"github.com/elastic/beats/libbeat/logp"
"github.com/nranchev/go-libGeoIP"
)
type Geoip struct {
Paths *[]string
}
func LoadGeoIPData(config Geoip) *libgeo.GeoIP {
geoipPaths := []string{}
if config.Paths != nil {
geoipPaths = *config.Paths
}
if len(geoipPaths) == 0 {
logp.Info("GeoIP disabled: No paths were set under output.geoip.paths")
// disabled
return nil
}
// look for the first existing path
var geoipPath string
for _, path := range geoipPaths {
fi, err := os.Lstat(path)
if err != nil {
logp.Err("GeoIP path could not be loaded: %s", path)
continue
}
if fi.Mode()&os.ModeSymlink == os.ModeSymlink {
// follow symlink
geoipPath, err = filepath.EvalSymlinks(path)
if err != nil {
logp.Warn("Could not load GeoIP data: %s", err.Error())
return nil
}
} else {
geoipPath = path
}
break
}
if len(geoipPath) == 0 {
logp.Warn("Couldn't load GeoIP database")
return nil
}
geoLite, err := libgeo.Load(geoipPath)
if err != nil {
logp.Warn("Could not load GeoIP data: %s", err.Error())
}
logp.Info("Loaded GeoIP data from: %s", geoipPath)
return geoLite
}