authentik/internal/outpost/proxyv2/codecs/codec.go

44 lines
1.0 KiB
Go

package codecs
import (
"math"
"github.com/gorilla/securecookie"
log "github.com/sirupsen/logrus"
)
type Codec struct {
*securecookie.SecureCookie
}
func New(maxAge int, hashKey, blockKey []byte) *Codec {
cookie := securecookie.New(hashKey, blockKey)
cookie.MaxAge(maxAge)
cookie.MaxLength(math.MaxInt)
return &Codec{
SecureCookie: cookie,
}
}
func CodecsFromPairs(maxAge int, keyPairs ...[]byte) []securecookie.Codec {
codecs := make([]securecookie.Codec, len(keyPairs)/2+len(keyPairs)%2)
for i := 0; i < len(keyPairs); i += 2 {
var blockKey []byte
if i+1 < len(keyPairs) {
blockKey = keyPairs[i+1]
}
codecs[i/2] = New(maxAge, keyPairs[i], blockKey)
}
return codecs
}
func (s *Codec) Encode(name string, value interface{}) (string, error) {
log.Trace("cookie encode")
return s.SecureCookie.Encode("authentik_proxy", value)
}
func (s *Codec) Decode(name string, value string, dst interface{}) error {
log.Trace("cookie decode")
return s.SecureCookie.Decode("authentik_proxy", value, dst)
}