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dagger/plancontext/service.go
Andrea Luzzardi 337ed0d1cc remove hardcoded stdlib path
Signed-off-by: Andrea Luzzardi <aluzzardi@gmail.com>
2021-12-01 17:33:35 -08:00

88 lines
1.3 KiB
Go

package plancontext
import (
"fmt"
"sync"
"cuelang.org/go/cue"
"go.dagger.io/dagger/compiler"
"go.dagger.io/dagger/stdlib"
)
var (
serviceIDPath = cue.MakePath(
cue.Hid("_service", stdlib.PackageName),
cue.Str("id"),
)
)
type Service struct {
id string
unix string
npipe string
}
func (s *Service) ID() string {
return s.id
}
func (s *Service) Unix() string {
return s.unix
}
func (s *Service) NPipe() string {
return s.npipe
}
func (s *Service) Value() *compiler.Value {
v := compiler.NewValue()
if err := v.FillPath(serviceIDPath, s.id); err != nil {
panic(err)
}
return v
}
type serviceContext struct {
l sync.RWMutex
store map[string]*Service
}
func (c *serviceContext) New(unix, npipe string) *Service {
c.l.Lock()
defer c.l.Unlock()
s := &Service{
id: hashID(unix, npipe),
unix: unix,
npipe: npipe,
}
c.store[s.id] = s
return s
}
func (c *serviceContext) FromValue(v *compiler.Value) (*Service, error) {
c.l.RLock()
defer c.l.RUnlock()
id, err := v.LookupPath(serviceIDPath).String()
if err != nil {
return nil, fmt.Errorf("invalid service %q: %w", v.Path(), err)
}
s, ok := c.store[id]
if !ok {
return nil, fmt.Errorf("service %q not found", id)
}
return s, nil
}
func (c *serviceContext) Get(id string) *Service {
c.l.RLock()
defer c.l.RUnlock()
return c.store[id]
}