open-nomad/client/fingerprint/host.go

45 lines
1.0 KiB
Go

package fingerprint
import (
"log"
"runtime"
"github.com/hashicorp/nomad/client/config"
"github.com/hashicorp/nomad/nomad/structs"
"github.com/shirou/gopsutil/host"
)
// HostFingerprint is used to fingerprint the host
type HostFingerprint struct {
StaticFingerprinter
logger *log.Logger
}
// NewHostFingerprint is used to create a Host fingerprint
func NewHostFingerprint(logger *log.Logger) Fingerprint {
f := &HostFingerprint{logger: logger}
return f
}
func (f *HostFingerprint) Fingerprint(cfg *config.Config, node *structs.Node) (bool, error) {
hostInfo, err := host.Info()
if err != nil {
f.logger.Println("[WARN] Error retrieving host information: ", err)
return false, err
}
node.Attributes["os.name"] = hostInfo.Platform
node.Attributes["os.version"] = hostInfo.PlatformVersion
node.Attributes["kernel.name"] = runtime.GOOS
node.Attributes["kernel.version"] = ""
if runtime.GOOS != "windows" {
node.Attributes["kernel.version"] = hostInfo.KernelVersion
}
node.Attributes["unique.hostname"] = hostInfo.Hostname
return true, nil
}