cloudinit/initialize/env.go

48 lines
981 B
Go

package initialize
import (
"os"
"path"
"strings"
)
const DefaultSSHKeyName = "coreos-cloudinit"
type Environment struct {
root string
workspace string
sshKeyName string
substitutions map[string]string
}
func NewEnvironment(root, workspace string) *Environment {
substitutions := map[string]string{
"$public_ipv4": os.Getenv("COREOS_PUBLIC_IPV4"),
"$private_ipv4": os.Getenv("COREOS_PRIVATE_IPV4"),
}
return &Environment{root, workspace, DefaultSSHKeyName, substitutions}
}
func (self *Environment) Workspace() string {
return path.Join(self.root, self.workspace)
}
func (self *Environment) Root() string {
return self.root
}
func (self *Environment) SSHKeyName() string {
return self.sshKeyName
}
func (self *Environment) SetSSHKeyName(name string) {
self.sshKeyName = name
}
func (self *Environment) Apply(data string) string {
for key, val := range self.substitutions {
data = strings.Replace(data, key, val, -1)
}
return data
}