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Prep 5.11.3
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parent
69940cb7f1
commit
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47 changed files with 169 additions and 3090 deletions
41
vendor/github.com/go-ldap/ldap/v3/request.go
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vendored
41
vendor/github.com/go-ldap/ldap/v3/request.go
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@ -9,8 +9,7 @@ import (
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var (
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errRespChanClosed = errors.New("ldap: response channel closed")
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errCouldNotRetMsg = errors.New("ldap: could not retrieve message")
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// ErrNilConnection is returned if doRequest is called with a nil connection.
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ErrNilConnection = errors.New("ldap: conn is nil, expected net.Conn")
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ErrNilConnection = errors.New("ldap: conn is nil, expected net.Conn")
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)
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type request interface {
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@ -70,41 +69,3 @@ func (l *Conn) readPacket(msgCtx *messageContext) (*ber.Packet, error) {
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}
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return packet, nil
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}
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func getReferral(err error, packet *ber.Packet) (referral string) {
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if !IsErrorWithCode(err, LDAPResultReferral) {
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return ""
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}
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if len(packet.Children) < 2 {
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return ""
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}
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// The packet Tag itself (of child 2) is generally a ber.TagObjectDescriptor with referrals however OpenLDAP
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// seemingly returns a ber.Tag.GeneralizedTime. Every currently tested LDAP server which returns referrals returns
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// an ASN.1 BER packet with the Type of ber.TypeConstructed and Class of ber.ClassApplication however. Thus this
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// check expressly checks these fields instead.
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//
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// Related Issues:
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// - https://github.com/authelia/authelia/issues/4199 (downstream)
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if len(packet.Children[1].Children) == 0 || (packet.Children[1].TagType != ber.TypeConstructed || packet.Children[1].ClassType != ber.ClassApplication) {
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return ""
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}
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var ok bool
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for _, child := range packet.Children[1].Children {
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// The referral URI itself should be contained within a child which has a Tag of ber.BitString or
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// ber.TagPrintableString, and the Type of ber.TypeConstructed and the Class of ClassContext. As soon as any of
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// these conditions is not true we can skip this child.
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if (child.Tag != ber.TagBitString && child.Tag != ber.TagPrintableString) || child.TagType != ber.TypeConstructed || child.ClassType != ber.ClassContext {
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continue
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}
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if referral, ok = child.Children[0].Value.(string); ok {
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return referral
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}
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}
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return ""
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}
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