2017-02-13 12:40:05 +01:00

50 lines
1021 B
Go

package socket
import (
"fmt"
"os"
entry "github.com/stackanetes/kubernetes-entrypoint/entrypoint"
"github.com/stackanetes/kubernetes-entrypoint/util/env"
)
const (
NonExistingErrorFormat = "Socket %v doesn't exists"
NoPermsErrorFormat = "I have no permission to %v"
)
type Socket struct {
name string
}
func init() {
socketEnv := fmt.Sprintf("%sSOCKET", entry.DependencyPrefix)
if socketDeps := env.SplitEnvToList(socketEnv); len(socketDeps) > 0 {
for _, dep := range socketDeps {
entry.Register(NewSocket(dep))
}
}
}
func NewSocket(name string) Socket {
return Socket{name: name}
}
func (s Socket) GetName() string {
return s.name
}
func (s Socket) IsResolved(entrypoint entry.EntrypointInterface) (bool, error) {
_, err := os.Stat(s.GetName())
if err == nil {
return true, nil
}
if os.IsNotExist(err) {
return false, fmt.Errorf(NonExistingErrorFormat, s.GetName())
}
if os.IsPermission(err) {
return false, fmt.Errorf(NoPermsErrorFormat, s.GetName())
}
return false, err
}