bouncer/internal/integration/context.go

50 lines
1.0 KiB
Go

package integration
import (
"context"
"forge.cadoles.com/cadoles/bouncer/internal/jwk"
"github.com/pkg/errors"
)
var (
ErrNotFound = errors.New("not found")
)
type contextKey string
const (
ctxPublicKeySet contextKey = "public-key-set"
ctxPrivateKey contextKey = "private-key"
)
func CtxPublicKeySet(ctx context.Context) (jwk.Set, error) {
return ctxValue[jwk.Set](ctx, ctxPublicKeySet)
}
func WithPublicKeySet(ctx context.Context, set jwk.Set) context.Context {
return context.WithValue(ctx, ctxPublicKeySet, set)
}
func CtxPrivateKey(ctx context.Context) (jwk.Key, error) {
return ctxValue[jwk.Key](ctx, ctxPrivateKey)
}
func WithPrivateKey(ctx context.Context, key jwk.Key) context.Context {
return context.WithValue(ctx, ctxPrivateKey, key)
}
func ctxValue[T any](ctx context.Context, key contextKey) (T, error) {
raw := ctx.Value(key)
if raw == nil {
return *new(T), errors.WithStack(ErrNotFound)
}
value, ok := raw.(T)
if !ok {
return *new(T), errors.Errorf("unexpected value type '%T'", raw)
}
return value, nil
}