cloudinit/system/flannel.go
Thom May 9be836df31 Create an environment file for flannel
Rather than using a systemd overlay, allow docker to load the
environment file. This is due to coreos/coreos-overlay#1002
2014-12-29 10:27:22 +00:00

31 lines
628 B
Go

package system
import (
"path"
"strings"
"github.com/coreos/coreos-cloudinit/config"
)
// flannel is a top-level structure which embeds its underlying configuration,
// config.Flannel, and provides the system-specific Unit().
type Flannel struct {
config.Flannel
}
func (fl Flannel) envVars() string {
return strings.Join(getEnvVars(fl.Flannel), "\n")
}
func (fl Flannel) File() (*File, error) {
vars := fl.envVars()
if vars == "" {
return nil, nil
}
return &File{config.File{
Path: path.Join("run", "flannel", "options.env"),
RawFilePermissions: "0644",
Content: vars,
}}, nil
}