Платформа ЦРНП "Мирокод" для разработки проектов
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104 lines
3.2 KiB
104 lines
3.2 KiB
// Package ldap - moddn.go contains ModifyDN functionality |
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// |
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// https://tools.ietf.org/html/rfc4511 |
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// ModifyDNRequest ::= [APPLICATION 12] SEQUENCE { |
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// entry LDAPDN, |
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// newrdn RelativeLDAPDN, |
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// deleteoldrdn BOOLEAN, |
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// newSuperior [0] LDAPDN OPTIONAL } |
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// |
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// |
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package ldap |
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import ( |
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"errors" |
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"log" |
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"gopkg.in/asn1-ber.v1" |
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) |
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// ModifyDNRequest holds the request to modify a DN |
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type ModifyDNRequest struct { |
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DN string |
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NewRDN string |
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DeleteOldRDN bool |
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NewSuperior string |
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} |
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// NewModifyDNRequest creates a new request which can be passed to ModifyDN(). |
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// |
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// To move an object in the tree, set the "newSup" to the new parent entry DN. Use an |
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// empty string for just changing the object's RDN. |
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// |
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// For moving the object without renaming, the "rdn" must be the first |
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// RDN of the given DN. |
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// |
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// A call like |
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// mdnReq := NewModifyDNRequest("uid=someone,dc=example,dc=org", "uid=newname", true, "") |
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// will setup the request to just rename uid=someone,dc=example,dc=org to |
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// uid=newname,dc=example,dc=org. |
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func NewModifyDNRequest(dn string, rdn string, delOld bool, newSup string) *ModifyDNRequest { |
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return &ModifyDNRequest{ |
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DN: dn, |
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NewRDN: rdn, |
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DeleteOldRDN: delOld, |
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NewSuperior: newSup, |
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} |
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} |
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func (m ModifyDNRequest) encode() *ber.Packet { |
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request := ber.Encode(ber.ClassApplication, ber.TypeConstructed, ApplicationModifyDNRequest, nil, "Modify DN Request") |
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request.AppendChild(ber.NewString(ber.ClassUniversal, ber.TypePrimitive, ber.TagOctetString, m.DN, "DN")) |
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request.AppendChild(ber.NewString(ber.ClassUniversal, ber.TypePrimitive, ber.TagOctetString, m.NewRDN, "New RDN")) |
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request.AppendChild(ber.NewBoolean(ber.ClassUniversal, ber.TypePrimitive, ber.TagBoolean, m.DeleteOldRDN, "Delete old RDN")) |
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if m.NewSuperior != "" { |
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request.AppendChild(ber.NewString(ber.ClassContext, ber.TypePrimitive, 0, m.NewSuperior, "New Superior")) |
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} |
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return request |
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} |
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// ModifyDN renames the given DN and optionally move to another base (when the "newSup" argument |
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// to NewModifyDNRequest() is not ""). |
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func (l *Conn) ModifyDN(m *ModifyDNRequest) error { |
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packet := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "LDAP Request") |
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packet.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagInteger, l.nextMessageID(), "MessageID")) |
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packet.AppendChild(m.encode()) |
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l.Debug.PrintPacket(packet) |
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msgCtx, err := l.sendMessage(packet) |
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if err != nil { |
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return err |
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} |
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defer l.finishMessage(msgCtx) |
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l.Debug.Printf("%d: waiting for response", msgCtx.id) |
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packetResponse, ok := <-msgCtx.responses |
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if !ok { |
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return NewError(ErrorNetwork, errors.New("ldap: channel closed")) |
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} |
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packet, err = packetResponse.ReadPacket() |
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l.Debug.Printf("%d: got response %p", msgCtx.id, packet) |
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if err != nil { |
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return err |
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} |
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if l.Debug { |
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if err := addLDAPDescriptions(packet); err != nil { |
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return err |
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} |
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ber.PrintPacket(packet) |
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} |
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if packet.Children[1].Tag == ApplicationModifyDNResponse { |
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err := GetLDAPError(packet) |
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if err != nil { |
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return err |
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} |
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} else { |
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log.Printf("Unexpected Response: %d", packet.Children[1].Tag) |
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} |
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l.Debug.Printf("%d: returning", msgCtx.id) |
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return nil |
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}
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