Ejemplo n.º 1
0
func (l *conn) StartTLS(config *tls.Config) error {
	msg := ldapMessage{
		MessageId:  l.id.Next(),
		ProtocolOp: asn1.OptionValue{Opts: "application,tag:23", Value: extendedRequest{Name: []byte("1.3.6.1.4.1.1466.20037")}},
	}

	enc := asn1.NewEncoder(l)
	enc.Implicit = true
	if err := enc.Encode(msg); err != nil {
		return fmt.Errorf("Encode: %v", err)
	}

	var r extendedResponse
	resp := ldapMessage{ProtocolOp: asn1.OptionValue{Opts: "application,tag:24", Value: &r}}

	dec := asn1.NewDecoder(l)
	dec.Implicit = true

	if err := dec.Decode(&resp); err != nil {
		return fmt.Errorf("Decode: %v", err)
	}

	if r.Result.ResultCode != Success {
		return fmt.Errorf("ResultCode = %d", r.Result.ResultCode)
	}

	l.Conn = tls.Client(l.Conn, config)
	return nil
}
Ejemplo n.º 2
0
func (l *conn) Bind(user, password string) (err error) {
	msg := ldapMessage{
		MessageId: l.id.Next(),
		ProtocolOp: asn1.OptionValue{
			Opts: "application,tag:0", Value: bindRequest{
				Version: 3,
				Name:    []byte(user),
				// TODO: Support SASL
				Auth: simpleAuth(password),
			},
		},
	}

	enc := asn1.NewEncoder(l)
	enc.Implicit = true
	if err = enc.Encode(msg); err != nil {
		return fmt.Errorf("Encode: %v", err)
	}

	var result ldapResult
	msg = ldapMessage{
		ProtocolOp: asn1.OptionValue{Opts: "application,tag:1", Value: &result},
	}
	dec := asn1.NewDecoder(l)
	dec.Implicit = true
	if err = dec.Decode(&msg); err != nil {
		return fmt.Errorf("Decode: %v", err)
	}

	if result.ResultCode != Success {
		return fmt.Errorf("ldap.Bind unsuccessful: resultCode = %v", result.ResultCode)
	}
	return nil
}
Ejemplo n.º 3
0
func (l *conn) Unbind() error {
	defer l.Close()

	msg := ldapMessage{
		MessageId: l.id.Next(),
		ProtocolOp: asn1.OptionValue{Opts: "application,tag:2", Value: asn1.RawValue{
			Class: asn1.ClassUniversal,
			Tag:   asn1.TagNull,
		},
		},
	}

	enc := asn1.NewEncoder(l)
	enc.Implicit = true
	if err := enc.Encode(msg); err != nil {
		return fmt.Errorf("Encode: %v", err)
	}

	return nil
}
Ejemplo n.º 4
0
func (l *conn) Search(req SearchRequest) ([]SearchResult, error) {
	msg := ldapMessage{
		MessageId:  l.id.Next(),
		ProtocolOp: asn1.OptionValue{Opts: "application,tag:3", Value: req},
	}

	enc := asn1.NewEncoder(l)
	enc.Implicit = true
	if err := enc.Encode(msg); err != nil {
		return nil, fmt.Errorf("Encode: %v", err)
	}

	dec := asn1.NewDecoder(l)
	dec.Implicit = true

	results := []SearchResult{}

loop:
	for {
		var raw asn1.RawValue
		resp := ldapMessage{ProtocolOp: &raw}
		if err := dec.Decode(&resp); err != nil {
			return nil, fmt.Errorf("Decode Envelope: %v", err)
		}
		rdec := asn1.NewDecoder(bytes.NewBuffer(raw.RawBytes))
		rdec.Implicit = true
		switch raw.Tag {
		case 4:
			var r struct {
				Name       []byte
				Attributes []struct {
					Type   []byte
					Values [][]byte `asn1:"set"`
				}
			}
			if err := rdec.Decode(asn1.OptionValue{Opts: "application,tag:4", Value: &r}); err != nil {
				return nil, fmt.Errorf("Decode SearchResult: %v", err)
			}
			result := SearchResult{string(r.Name), make(map[string][]string)}
			for _, a := range r.Attributes {
				vals := []string{}
				for _, v := range a.Values {
					vals = append(vals, string(v))
				}
				result.Attributes[string(a.Type)] = vals
			}
			results = append(results, result)
		case 5: // SearchResultDone
			var r ldapResult
			if err := rdec.Decode(asn1.OptionValue{Opts: "application,tag:5", Value: &r}); err != nil {
				return nil, fmt.Errorf("Decode SearchResultDone: %v", err)
			}
			if r.ResultCode != Success {
				return nil, fmt.Errorf("ResultCode = %d", r.ResultCode)
			}
			break loop
		case 19: // SearchResultReference
			// TODO
		}
	}

	return results, nil
}