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package key
import (
"errors"
"sync"
)
var ErrorNoKeys = errors.New("no keys found")
type WritableKeySetRepo interface {
Set(KeySet) error
}
type ReadableKeySetRepo interface {
Get() (KeySet, error)
}
type PrivateKeySetRepo interface {
WritableKeySetRepo
ReadableKeySetRepo
}
func NewPrivateKeySetRepo() PrivateKeySetRepo {
return &memPrivateKeySetRepo{}
}
type memPrivateKeySetRepo struct {
mu sync.RWMutex
pks PrivateKeySet
}
func (r *memPrivateKeySetRepo) Set(ks KeySet) error {
pks, ok := ks.(*PrivateKeySet)
if !ok {
return errors.New("unable to cast to PrivateKeySet")
} else if pks == nil {
return errors.New("nil KeySet")
}
r.mu.Lock()
defer r.mu.Unlock()
r.pks = *pks
return nil
}
func (r *memPrivateKeySetRepo) Get() (KeySet, error) {
r.mu.RLock()
defer r.mu.RUnlock()
if r.pks.keys == nil {
return nil, ErrorNoKeys
}
return KeySet(&r.pks), nil
}
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