79 lines
1.8 KiB
Go
79 lines
1.8 KiB
Go
package opts
|
|
|
|
import (
|
|
"fmt"
|
|
"strings"
|
|
|
|
"github.com/docker/docker/api/types"
|
|
)
|
|
|
|
// RuntimeOpt defines a map of Runtimes
|
|
type RuntimeOpt struct {
|
|
name string
|
|
stockRuntimeName string
|
|
values *map[string]types.Runtime
|
|
}
|
|
|
|
// NewNamedRuntimeOpt creates a new RuntimeOpt
|
|
func NewNamedRuntimeOpt(name string, ref *map[string]types.Runtime, stockRuntime string) *RuntimeOpt {
|
|
if ref == nil {
|
|
ref = &map[string]types.Runtime{}
|
|
}
|
|
return &RuntimeOpt{name: name, values: ref, stockRuntimeName: stockRuntime}
|
|
}
|
|
|
|
// Name returns the name of the NamedListOpts in the configuration.
|
|
func (o *RuntimeOpt) Name() string {
|
|
return o.name
|
|
}
|
|
|
|
// Set validates and updates the list of Runtimes
|
|
func (o *RuntimeOpt) Set(val string) error {
|
|
parts := strings.SplitN(val, "=", 2)
|
|
if len(parts) != 2 {
|
|
return fmt.Errorf("invalid runtime argument: %s", val)
|
|
}
|
|
|
|
parts[0] = strings.TrimSpace(parts[0])
|
|
parts[1] = strings.TrimSpace(parts[1])
|
|
if parts[0] == "" || parts[1] == "" {
|
|
return fmt.Errorf("invalid runtime argument: %s", val)
|
|
}
|
|
|
|
parts[0] = strings.ToLower(parts[0])
|
|
if parts[0] == o.stockRuntimeName {
|
|
return fmt.Errorf("runtime name '%s' is reserved", o.stockRuntimeName)
|
|
}
|
|
|
|
if _, ok := (*o.values)[parts[0]]; ok {
|
|
return fmt.Errorf("runtime '%s' was already defined", parts[0])
|
|
}
|
|
|
|
(*o.values)[parts[0]] = types.Runtime{Path: parts[1]}
|
|
|
|
return nil
|
|
}
|
|
|
|
// String returns Runtime values as a string.
|
|
func (o *RuntimeOpt) String() string {
|
|
var out []string
|
|
for k := range *o.values {
|
|
out = append(out, k)
|
|
}
|
|
|
|
return fmt.Sprintf("%v", out)
|
|
}
|
|
|
|
// GetMap returns a map of Runtimes (name: path)
|
|
func (o *RuntimeOpt) GetMap() map[string]types.Runtime {
|
|
if o.values != nil {
|
|
return *o.values
|
|
}
|
|
|
|
return map[string]types.Runtime{}
|
|
}
|
|
|
|
// Type returns the type of the option
|
|
func (o *RuntimeOpt) Type() string {
|
|
return "runtime"
|
|
}
|