cloudinit/initialize/manage_etc_hosts.go
Alex Crawford acf93b4c45 Revert "Merge pull request #234 from crawford/validate"
This reverts commit cdfc94f4e9, reversing
changes made to 2051cd3e1c.

Conflicts:
	initialize/config.go
	system/etcd.go
	system/etcd_test.go
	system/fleet.go
	system/fleet_test.go
	system/update.go
	system/update_test.go
	test
2014-10-12 21:56:11 -07:00

47 lines
823 B
Go

package initialize
import (
"errors"
"fmt"
"os"
"path"
"github.com/coreos/coreos-cloudinit/system"
)
const DefaultIpv4Address = "127.0.0.1"
type EtcHosts string
func (eh EtcHosts) generateEtcHosts() (out string, err error) {
if eh != "localhost" {
return "", errors.New("Invalid option to manage_etc_hosts")
}
// use the operating system hostname
hostname, err := os.Hostname()
if err != nil {
return "", err
}
return fmt.Sprintf("%s %s\n", DefaultIpv4Address, hostname), nil
}
func (eh EtcHosts) File(root string) (*system.File, error) {
if eh == "" {
return nil, nil
}
etcHosts, err := eh.generateEtcHosts()
if err != nil {
return nil, err
}
return &system.File{
Path: path.Join("etc", "hosts"),
RawFilePermissions: "0644",
Content: etcHosts,
}, nil
}