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Move to ldap.v3 to fix #5928 (#6105) (#6107)

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Signed-off-by: Andrew Thornton <art27@cantab.net>
This commit is contained in:
zeripath 2019-02-18 14:24:25 +00:00 committed by GitHub
parent 5cca840bb8
commit b5ae8945e5
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
24 changed files with 723 additions and 435 deletions
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10
Gopkg.lock generated
View file

@ -1005,12 +1005,12 @@
version = "v1.31.1"
[[projects]]
digest = "1:7e1c00b9959544fa1ccca7cf0407a5b29ac6d5201059c4fac6f599cb99bfd24d"
name = "gopkg.in/ldap.v2"
digest = "1:8a502dedecf5b6d56e36f0d0e6196392baf616634af2c23108b6e8bb89ec57fc"
name = "gopkg.in/ldap.v3"
packages = ["."]
pruneopts = "NUT"
revision = "bb7a9ca6e4fbc2129e3db588a34bc970ffe811a9"
version = "v2.5.1"
revision = "214f299a0ecb2a6c6f6d2b0f13977032b207dc58"
version = "v3.0.1"
[[projects]]
digest = "1:cfe1730a152ff033ad7d9c115d22e36b19eec6d5928c06146b9119be45d39dc0"
@ -1215,7 +1215,7 @@
"gopkg.in/editorconfig/editorconfig-core-go.v1",
"gopkg.in/gomail.v2",
"gopkg.in/ini.v1",
"gopkg.in/ldap.v2",
"gopkg.in/ldap.v3",
"gopkg.in/macaron.v1",
"gopkg.in/testfixtures.v2",
"strk.kbt.io/projects/go/libravatar",

4
Gopkg.toml
View file

@ -97,8 +97,8 @@ ignored = ["google.golang.org/appengine*"]
version = "1.31.1"
[[constraint]]
name = "gopkg.in/ldap.v2"
version = "2.4.1"
name = "gopkg.in/ldap.v3"
version = "3.0.1"
[[constraint]]
name = "gopkg.in/macaron.v1"

4
modules/auth/ldap/ldap.go
View file

@ -11,9 +11,9 @@ import (
"fmt"
"strings"
"gopkg.in/ldap.v2"
"code.gitea.io/gitea/modules/log"
ldap "gopkg.in/ldap.v3"
)
// SecurityProtocol protocol type

13
vendor/gopkg.in/ldap.v2/atomic_value.go generated vendored
View file

@ -1,13 +0,0 @@
// +build go1.4
package ldap
import (
"sync/atomic"
)
// For compilers that support it, we just use the underlying sync/atomic.Value
// type.
type atomicValue struct {
atomic.Value
}

28
vendor/gopkg.in/ldap.v2/atomic_value_go13.go generated vendored
View file

@ -1,28 +0,0 @@
// +build !go1.4
package ldap
import (
"sync"
)
// This is a helper type that emulates the use of the "sync/atomic.Value"
// struct that's available in Go 1.4 and up.
type atomicValue struct {
value interface{}
lock sync.RWMutex
}
func (av *atomicValue) Store(val interface{}) {
av.lock.Lock()
av.value = val
av.lock.Unlock()
}
func (av *atomicValue) Load() interface{} {
av.lock.RLock()
ret := av.value
av.lock.RUnlock()
return ret
}

155
vendor/gopkg.in/ldap.v2/error.go generated vendored
View file

@ -1,155 +0,0 @@
package ldap
import (
"fmt"
"gopkg.in/asn1-ber.v1"
)
// LDAP Result Codes
const (
LDAPResultSuccess = 0
LDAPResultOperationsError = 1
LDAPResultProtocolError = 2
LDAPResultTimeLimitExceeded = 3
LDAPResultSizeLimitExceeded = 4
LDAPResultCompareFalse = 5
LDAPResultCompareTrue = 6
LDAPResultAuthMethodNotSupported = 7
LDAPResultStrongAuthRequired = 8
LDAPResultReferral = 10
LDAPResultAdminLimitExceeded = 11
LDAPResultUnavailableCriticalExtension = 12
LDAPResultConfidentialityRequired = 13
LDAPResultSaslBindInProgress = 14
LDAPResultNoSuchAttribute = 16
LDAPResultUndefinedAttributeType = 17
LDAPResultInappropriateMatching = 18
LDAPResultConstraintViolation = 19
LDAPResultAttributeOrValueExists = 20
LDAPResultInvalidAttributeSyntax = 21
LDAPResultNoSuchObject = 32
LDAPResultAliasProblem = 33
LDAPResultInvalidDNSyntax = 34
LDAPResultAliasDereferencingProblem = 36
LDAPResultInappropriateAuthentication = 48
LDAPResultInvalidCredentials = 49
LDAPResultInsufficientAccessRights = 50
LDAPResultBusy = 51
LDAPResultUnavailable = 52
LDAPResultUnwillingToPerform = 53
LDAPResultLoopDetect = 54
LDAPResultNamingViolation = 64
LDAPResultObjectClassViolation = 65
LDAPResultNotAllowedOnNonLeaf = 66
LDAPResultNotAllowedOnRDN = 67
LDAPResultEntryAlreadyExists = 68
LDAPResultObjectClassModsProhibited = 69
LDAPResultAffectsMultipleDSAs = 71
LDAPResultOther = 80
ErrorNetwork = 200
ErrorFilterCompile = 201
ErrorFilterDecompile = 202
ErrorDebugging = 203
ErrorUnexpectedMessage = 204
ErrorUnexpectedResponse = 205
)
// LDAPResultCodeMap contains string descriptions for LDAP error codes
var LDAPResultCodeMap = map[uint8]string{
LDAPResultSuccess: "Success",
LDAPResultOperationsError: "Operations Error",
LDAPResultProtocolError: "Protocol Error",
LDAPResultTimeLimitExceeded: "Time Limit Exceeded",
LDAPResultSizeLimitExceeded: "Size Limit Exceeded",
LDAPResultCompareFalse: "Compare False",
LDAPResultCompareTrue: "Compare True",
LDAPResultAuthMethodNotSupported: "Auth Method Not Supported",
LDAPResultStrongAuthRequired: "Strong Auth Required",
LDAPResultReferral: "Referral",
LDAPResultAdminLimitExceeded: "Admin Limit Exceeded",
LDAPResultUnavailableCriticalExtension: "Unavailable Critical Extension",
LDAPResultConfidentialityRequired: "Confidentiality Required",
LDAPResultSaslBindInProgress: "Sasl Bind In Progress",
LDAPResultNoSuchAttribute: "No Such Attribute",
LDAPResultUndefinedAttributeType: "Undefined Attribute Type",
LDAPResultInappropriateMatching: "Inappropriate Matching",
LDAPResultConstraintViolation: "Constraint Violation",
LDAPResultAttributeOrValueExists: "Attribute Or Value Exists",
LDAPResultInvalidAttributeSyntax: "Invalid Attribute Syntax",
LDAPResultNoSuchObject: "No Such Object",
LDAPResultAliasProblem: "Alias Problem",
LDAPResultInvalidDNSyntax: "Invalid DN Syntax",
LDAPResultAliasDereferencingProblem: "Alias Dereferencing Problem",
LDAPResultInappropriateAuthentication: "Inappropriate Authentication",
LDAPResultInvalidCredentials: "Invalid Credentials",
LDAPResultInsufficientAccessRights: "Insufficient Access Rights",
LDAPResultBusy: "Busy",
LDAPResultUnavailable: "Unavailable",
LDAPResultUnwillingToPerform: "Unwilling To Perform",
LDAPResultLoopDetect: "Loop Detect",
LDAPResultNamingViolation: "Naming Violation",
LDAPResultObjectClassViolation: "Object Class Violation",
LDAPResultNotAllowedOnNonLeaf: "Not Allowed On Non Leaf",
LDAPResultNotAllowedOnRDN: "Not Allowed On RDN",
LDAPResultEntryAlreadyExists: "Entry Already Exists",
LDAPResultObjectClassModsProhibited: "Object Class Mods Prohibited",
LDAPResultAffectsMultipleDSAs: "Affects Multiple DSAs",
LDAPResultOther: "Other",
ErrorNetwork: "Network Error",
ErrorFilterCompile: "Filter Compile Error",
ErrorFilterDecompile: "Filter Decompile Error",
ErrorDebugging: "Debugging Error",
ErrorUnexpectedMessage: "Unexpected Message",
ErrorUnexpectedResponse: "Unexpected Response",
}
func getLDAPResultCode(packet *ber.Packet) (code uint8, description string) {
if packet == nil {
return ErrorUnexpectedResponse, "Empty packet"
} else if len(packet.Children) >= 2 {
response := packet.Children[1]
if response == nil {
return ErrorUnexpectedResponse, "Empty response in packet"
}
if response.ClassType == ber.ClassApplication && response.TagType == ber.TypeConstructed && len(response.Children) >= 3 {
// Children[1].Children[2] is the diagnosticMessage which is guaranteed to exist as seen here: https://tools.ietf.org/html/rfc4511#section-4.1.9
return uint8(response.Children[0].Value.(int64)), response.Children[2].Value.(string)
}
}
return ErrorNetwork, "Invalid packet format"
}
// Error holds LDAP error information
type Error struct {
// Err is the underlying error
Err error
// ResultCode is the LDAP error code
ResultCode uint8
}
func (e *Error) Error() string {
return fmt.Sprintf("LDAP Result Code %d %q: %s", e.ResultCode, LDAPResultCodeMap[e.ResultCode], e.Err.Error())
}
// NewError creates an LDAP error with the given code and underlying error
func NewError(resultCode uint8, err error) error {
return &Error{ResultCode: resultCode, Err: err}
}
// IsErrorWithCode returns true if the given error is an LDAP error with the given result code
func IsErrorWithCode(err error, desiredResultCode uint8) bool {
if err == nil {
return false
}
serverError, ok := err.(*Error)
if !ok {
return false
}
return serverError.ResultCode == desiredResultCode
}

0
vendor/gopkg.in/ldap.v2/LICENSE → vendor/gopkg.in/ldap.v3/LICENSE generated vendored
View file

16
vendor/gopkg.in/ldap.v2/add.go → vendor/gopkg.in/ldap.v3/add.go generated vendored
View file

@ -41,6 +41,8 @@ type AddRequest struct {
DN string
// Attributes list the attributes of the new entry
Attributes []Attribute
// Controls hold optional controls to send with the request
Controls []Control
}
func (a AddRequest) encode() *ber.Packet {
@ -60,9 +62,10 @@ func (a *AddRequest) Attribute(attrType string, attrVals []string) {
}
// NewAddRequest returns an AddRequest for the given DN, with no attributes
func NewAddRequest(dn string) *AddRequest {
func NewAddRequest(dn string, controls []Control) *AddRequest {
return &AddRequest{
DN: dn,
DN: dn,
Controls: controls,
}
}
@ -72,6 +75,9 @@ func (l *Conn) Add(addRequest *AddRequest) error {
packet := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "LDAP Request")
packet.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagInteger, l.nextMessageID(), "MessageID"))
packet.AppendChild(addRequest.encode())
if len(addRequest.Controls) > 0 {
packet.AppendChild(encodeControls(addRequest.Controls))
}
l.Debug.PrintPacket(packet)
@ -100,9 +106,9 @@ func (l *Conn) Add(addRequest *AddRequest) error {
}
if packet.Children[1].Tag == ApplicationAddResponse {
resultCode, resultDescription := getLDAPResultCode(packet)
if resultCode != 0 {
return NewError(resultCode, errors.New(resultDescription))
err := GetLDAPError(packet)
if err != nil {
return err
}
} else {
log.Printf("Unexpected Response: %d", packet.Children[1].Tag)

108
vendor/gopkg.in/ldap.v2/bind.go → vendor/gopkg.in/ldap.v3/bind.go generated vendored
View file

@ -1,11 +1,8 @@
// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package ldap
import (
"errors"
"fmt"
"gopkg.in/asn1-ber.v1"
)
@ -18,6 +15,9 @@ type SimpleBindRequest struct {
Password string
// Controls are optional controls to send with the bind request
Controls []Control
// AllowEmptyPassword sets whether the client allows binding with an empty password
// (normally used for unauthenticated bind).
AllowEmptyPassword bool
}
// SimpleBindResult contains the response from the server
@ -28,9 +28,10 @@ type SimpleBindResult struct {
// NewSimpleBindRequest returns a bind request
func NewSimpleBindRequest(username string, password string, controls []Control) *SimpleBindRequest {
return &SimpleBindRequest{
Username: username,
Password: password,
Controls: controls,
Username: username,
Password: password,
Controls: controls,
AllowEmptyPassword: false,
}
}
@ -40,17 +41,22 @@ func (bindRequest *SimpleBindRequest) encode() *ber.Packet {
request.AppendChild(ber.NewString(ber.ClassUniversal, ber.TypePrimitive, ber.TagOctetString, bindRequest.Username, "User Name"))
request.AppendChild(ber.NewString(ber.ClassContext, ber.TypePrimitive, 0, bindRequest.Password, "Password"))
request.AppendChild(encodeControls(bindRequest.Controls))
return request
}
// SimpleBind performs the simple bind operation defined in the given request
func (l *Conn) SimpleBind(simpleBindRequest *SimpleBindRequest) (*SimpleBindResult, error) {
if simpleBindRequest.Password == "" && !simpleBindRequest.AllowEmptyPassword {
return nil, NewError(ErrorEmptyPassword, errors.New("ldap: empty password not allowed by the client"))
}
packet := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "LDAP Request")
packet.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagInteger, l.nextMessageID(), "MessageID"))
encodedBindRequest := simpleBindRequest.encode()
packet.AppendChild(encodedBindRequest)
if len(simpleBindRequest.Controls) > 0 {
packet.AppendChild(encodeControls(simpleBindRequest.Controls))
}
if l.Debug {
ber.PrintPacket(packet)
@ -73,7 +79,7 @@ func (l *Conn) SimpleBind(simpleBindRequest *SimpleBindRequest) (*SimpleBindResu
}
if l.Debug {
if err := addLDAPDescriptions(packet); err != nil {
if err = addLDAPDescriptions(packet); err != nil {
return nil, err
}
ber.PrintPacket(packet)
@ -85,59 +91,45 @@ func (l *Conn) SimpleBind(simpleBindRequest *SimpleBindRequest) (*SimpleBindResu
if len(packet.Children) == 3 {
for _, child := range packet.Children[2].Children {
result.Controls = append(result.Controls, DecodeControl(child))
decodedChild, decodeErr := DecodeControl(child)
if decodeErr != nil {
return nil, fmt.Errorf("failed to decode child control: %s", decodeErr)
}
result.Controls = append(result.Controls, decodedChild)
}
}
resultCode, resultDescription := getLDAPResultCode(packet)
if resultCode != 0 {
return result, NewError(resultCode, errors.New(resultDescription))
}
return result, nil
err = GetLDAPError(packet)
return result, err
}
// Bind performs a bind with the given username and password
// Bind performs a bind with the given username and password.
//
// It does not allow unauthenticated bind (i.e. empty password). Use the UnauthenticatedBind method
// for that.
func (l *Conn) Bind(username, password string) error {
packet := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "LDAP Request")
packet.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagInteger, l.nextMessageID(), "MessageID"))
bindRequest := ber.Encode(ber.ClassApplication, ber.TypeConstructed, ApplicationBindRequest, nil, "Bind Request")
bindRequest.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagInteger, 3, "Version"))
bindRequest.AppendChild(ber.NewString(ber.ClassUniversal, ber.TypePrimitive, ber.TagOctetString, username, "User Name"))
bindRequest.AppendChild(ber.NewString(ber.ClassContext, ber.TypePrimitive, 0, password, "Password"))
packet.AppendChild(bindRequest)
if l.Debug {
ber.PrintPacket(packet)
req := &SimpleBindRequest{
Username: username,
Password: password,
AllowEmptyPassword: false,
}
msgCtx, err := l.sendMessage(packet)
if err != nil {
return err
}
defer l.finishMessage(msgCtx)
packetResponse, ok := <-msgCtx.responses
if !ok {
return NewError(ErrorNetwork, errors.New("ldap: response channel closed"))
}
packet, err = packetResponse.ReadPacket()
l.Debug.Printf("%d: got response %p", msgCtx.id, packet)
if err != nil {
return err
}
if l.Debug {
if err := addLDAPDescriptions(packet); err != nil {
return err
}
ber.PrintPacket(packet)
}
resultCode, resultDescription := getLDAPResultCode(packet)
if resultCode != 0 {
return NewError(resultCode, errors.New(resultDescription))
}
return nil
_, err := l.SimpleBind(req)
return err
}
// UnauthenticatedBind performs an unauthenticated bind.
//
// A username may be provided for trace (e.g. logging) purpose only, but it is normally not
// authenticated or otherwise validated by the LDAP server.
//
// See https://tools.ietf.org/html/rfc4513#section-5.1.2 .
// See https://tools.ietf.org/html/rfc4513#section-6.3.1 .
func (l *Conn) UnauthenticatedBind(username string) error {
req := &SimpleBindRequest{
Username: username,
Password: "",
AllowEmptyPassword: true,
}
_, err := l.SimpleBind(req)
return err
}

1
vendor/gopkg.in/ldap.v2/client.go → vendor/gopkg.in/ldap.v3/client.go generated vendored
View file

@ -18,6 +18,7 @@ type Client interface {
Add(addRequest *AddRequest) error
Del(delRequest *DelRequest) error
Modify(modifyRequest *ModifyRequest) error
ModifyDN(modifyDNRequest *ModifyDNRequest) error
Compare(dn, attribute, value string) (bool, error)
PasswordModify(passwordModifyRequest *PasswordModifyRequest) (*PasswordModifyResult, error)

20
vendor/gopkg.in/ldap.v2/compare.go → vendor/gopkg.in/ldap.v3/compare.go generated vendored
View file

@ -1,7 +1,3 @@
// Copyright 2014 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//
// File contains Compare functionality
//
// https://tools.ietf.org/html/rfc4511
@ -41,7 +37,7 @@ func (l *Conn) Compare(dn, attribute, value string) (bool, error) {
ava := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "AttributeValueAssertion")
ava.AppendChild(ber.NewString(ber.ClassUniversal, ber.TypePrimitive, ber.TagOctetString, attribute, "AttributeDesc"))
ava.AppendChild(ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagOctetString, value, "AssertionValue"))
ava.AppendChild(ber.Encode(ber.ClassUniversal, ber.TypePrimitive, ber.TagOctetString, value, "AssertionValue"))
request.AppendChild(ava)
packet.AppendChild(request)
@ -72,14 +68,16 @@ func (l *Conn) Compare(dn, attribute, value string) (bool, error) {
}
if packet.Children[1].Tag == ApplicationCompareResponse {
resultCode, resultDescription := getLDAPResultCode(packet)
if resultCode == LDAPResultCompareTrue {
err := GetLDAPError(packet)
switch {
case IsErrorWithCode(err, LDAPResultCompareTrue):
return true, nil
} else if resultCode == LDAPResultCompareFalse {
case IsErrorWithCode(err, LDAPResultCompareFalse):
return false, nil
} else {
return false, NewError(resultCode, errors.New(resultDescription))
default:
return false, err
}
}
return false, fmt.Errorf("Unexpected Response: %d", packet.Children[1].Tag)
return false, fmt.Errorf("unexpected Response: %d", packet.Children[1].Tag)
}

98
vendor/gopkg.in/ldap.v2/conn.go → vendor/gopkg.in/ldap.v3/conn.go generated vendored
View file

@ -1,7 +1,3 @@
// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package ldap
import (
@ -10,6 +6,7 @@ import (
"fmt"
"log"
"net"
"net/url"
"sync"
"sync/atomic"
"time"
@ -30,6 +27,13 @@ const (
MessageTimeout = 4
)
const (
// DefaultLdapPort default ldap port for pure TCP connection
DefaultLdapPort = "389"
// DefaultLdapsPort default ldap port for SSL connection
DefaultLdapsPort = "636"
)
// PacketResponse contains the packet or error encountered reading a response
type PacketResponse struct {
// Packet is the packet read from the server
@ -81,10 +85,13 @@ const (
// Conn represents an LDAP Connection
type Conn struct {
// requestTimeout is loaded atomically
// so we need to ensure 64-bit alignment on 32-bit platforms.
requestTimeout int64
conn net.Conn
isTLS bool
closing uint32
closeErr atomicValue
closeErr atomic.Value
isStartingTLS bool
Debug debugging
chanConfirm chan struct{}
@ -94,7 +101,6 @@ type Conn struct {
wgClose sync.WaitGroup
outstandingRequests uint
messageMutex sync.Mutex
requestTimeout int64
}
var _ Client = &Conn{}
@ -121,22 +127,51 @@ func Dial(network, addr string) (*Conn, error) {
// DialTLS connects to the given address on the given network using tls.Dial
// and then returns a new Conn for the connection.
func DialTLS(network, addr string, config *tls.Config) (*Conn, error) {
dc, err := net.DialTimeout(network, addr, DefaultTimeout)
c, err := tls.DialWithDialer(&net.Dialer{Timeout: DefaultTimeout}, network, addr, config)
if err != nil {
return nil, NewError(ErrorNetwork, err)
}
c := tls.Client(dc, config)
err = c.Handshake()
if err != nil {
// Handshake error, close the established connection before we return an error
dc.Close()
return nil, NewError(ErrorNetwork, err)
}
conn := NewConn(c, true)
conn.Start()
return conn, nil
}
// DialURL connects to the given ldap URL vie TCP using tls.Dial or net.Dial if ldaps://
// or ldap:// specified as protocol. On success a new Conn for the connection
// is returned.
func DialURL(addr string) (*Conn, error) {
lurl, err := url.Parse(addr)
if err != nil {
return nil, NewError(ErrorNetwork, err)
}
host, port, err := net.SplitHostPort(lurl.Host)
if err != nil {
// we asume that error is due to missing port
host = lurl.Host
port = ""
}
switch lurl.Scheme {
case "ldap":
if port == "" {
port = DefaultLdapPort
}
return Dial("tcp", net.JoinHostPort(host, port))
case "ldaps":
if port == "" {
port = DefaultLdapsPort
}
tlsConf := &tls.Config{
ServerName: host,
}
return DialTLS("tcp", net.JoinHostPort(host, port), tlsConf)
}
return nil, NewError(ErrorNetwork, fmt.Errorf("Unknown scheme '%s'", lurl.Scheme))
}
// NewConn returns a new Conn using conn for network I/O.
func NewConn(conn net.Conn, isTLS bool) *Conn {
return &Conn{
@ -157,8 +192,8 @@ func (l *Conn) Start() {
l.wgClose.Add(1)
}
// isClosing returns whether or not we're currently closing.
func (l *Conn) isClosing() bool {
// IsClosing returns whether or not we're currently closing.
func (l *Conn) IsClosing() bool {
return atomic.LoadUint32(&l.closing) == 1
}
@ -242,30 +277,41 @@ func (l *Conn) StartTLS(config *tls.Config) error {
ber.PrintPacket(packet)
}
if resultCode, message := getLDAPResultCode(packet); resultCode == LDAPResultSuccess {
if err := GetLDAPError(packet); err == nil {
conn := tls.Client(l.conn, config)
if err := conn.Handshake(); err != nil {
if connErr := conn.Handshake(); connErr != nil {
l.Close()
return NewError(ErrorNetwork, fmt.Errorf("TLS handshake failed (%v)", err))
return NewError(ErrorNetwork, fmt.Errorf("TLS handshake failed (%v)", connErr))
}
l.isTLS = true
l.conn = conn
} else {
return NewError(resultCode, fmt.Errorf("ldap: cannot StartTLS (%s)", message))
return err
}
go l.reader()
return nil
}
// TLSConnectionState returns the client's TLS connection state.
// The return values are their zero values if StartTLS did
// not succeed.
func (l *Conn) TLSConnectionState() (state tls.ConnectionState, ok bool) {
tc, ok := l.conn.(*tls.Conn)
if !ok {
return
}
return tc.ConnectionState(), true
}
func (l *Conn) sendMessage(packet *ber.Packet) (*messageContext, error) {
return l.sendMessageWithFlags(packet, 0)
}
func (l *Conn) sendMessageWithFlags(packet *ber.Packet, flags sendMessageFlags) (*messageContext, error) {
if l.isClosing() {
if l.IsClosing() {
return nil, NewError(ErrorNetwork, errors.New("ldap: connection closed"))
}
l.messageMutex.Lock()
@ -304,7 +350,7 @@ func (l *Conn) sendMessageWithFlags(packet *ber.Packet, flags sendMessageFlags)
func (l *Conn) finishMessage(msgCtx *messageContext) {
close(msgCtx.done)
if l.isClosing() {
if l.IsClosing() {
return
}
@ -325,7 +371,7 @@ func (l *Conn) finishMessage(msgCtx *messageContext) {
func (l *Conn) sendProcessMessage(message *messagePacket) bool {
l.messageMutex.Lock()
defer l.messageMutex.Unlock()
if l.isClosing() {
if l.IsClosing() {
return false
}
l.chanMessage <- message
@ -340,7 +386,7 @@ func (l *Conn) processMessages() {
for messageID, msgCtx := range l.messageContexts {
// If we are closing due to an error, inform anyone who
// is waiting about the error.
if l.isClosing() && l.closeErr.Load() != nil {
if l.IsClosing() && l.closeErr.Load() != nil {
msgCtx.sendResponse(&PacketResponse{Error: l.closeErr.Load().(error)})
}
l.Debug.Printf("Closing channel for MessageID %d", messageID)
@ -400,7 +446,7 @@ func (l *Conn) processMessages() {
if msgCtx, ok := l.messageContexts[message.MessageID]; ok {
msgCtx.sendResponse(&PacketResponse{message.Packet, nil})
} else {
log.Printf("Received unexpected message %d, %v", message.MessageID, l.isClosing())
log.Printf("Received unexpected message %d, %v", message.MessageID, l.IsClosing())
ber.PrintPacket(message.Packet)
}
case MessageTimeout:
@ -442,7 +488,7 @@ func (l *Conn) reader() {
packet, err := ber.ReadPacket(l.conn)
if err != nil {
// A read error is expected here if we are closing the connection...
if !l.isClosing() {
if !l.IsClosing() {
l.closeErr.Store(fmt.Errorf("unable to read LDAP response packet: %s", err))
l.Debug.Printf("reader error: %s", err.Error())
}

119
vendor/gopkg.in/ldap.v2/control.go → vendor/gopkg.in/ldap.v3/control.go generated vendored
View file

@ -1,7 +1,3 @@
// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package ldap
import (
@ -22,13 +18,20 @@ const (
ControlTypeVChuPasswordWarning = "2.16.840.1.113730.3.4.5"
// ControlTypeManageDsaIT - https://tools.ietf.org/html/rfc3296
ControlTypeManageDsaIT = "2.16.840.1.113730.3.4.2"
// ControlTypeMicrosoftNotification - https://msdn.microsoft.com/en-us/library/aa366983(v=vs.85).aspx
ControlTypeMicrosoftNotification = "1.2.840.113556.1.4.528"
// ControlTypeMicrosoftShowDeleted - https://msdn.microsoft.com/en-us/library/aa366989(v=vs.85).aspx
ControlTypeMicrosoftShowDeleted = "1.2.840.113556.1.4.417"
)
// ControlTypeMap maps controls to text descriptions
var ControlTypeMap = map[string]string{
ControlTypePaging: "Paging",
ControlTypeBeheraPasswordPolicy: "Password Policy - Behera Draft",
ControlTypeManageDsaIT: "Manage DSA IT",
ControlTypePaging: "Paging",
ControlTypeBeheraPasswordPolicy: "Password Policy - Behera Draft",
ControlTypeManageDsaIT: "Manage DSA IT",
ControlTypeMicrosoftNotification: "Change Notification - Microsoft",
ControlTypeMicrosoftShowDeleted: "Show Deleted Objects - Microsoft",
}
// Control defines an interface controls provide to encode and describe themselves
@ -242,6 +245,64 @@ func NewControlManageDsaIT(Criticality bool) *ControlManageDsaIT {
return &ControlManageDsaIT{Criticality: Criticality}
}
// ControlMicrosoftNotification implements the control described in https://msdn.microsoft.com/en-us/library/aa366983(v=vs.85).aspx
type ControlMicrosoftNotification struct{}
// GetControlType returns the OID
func (c *ControlMicrosoftNotification) GetControlType() string {
return ControlTypeMicrosoftNotification
}
// Encode returns the ber packet representation
func (c *ControlMicrosoftNotification) Encode() *ber.Packet {
packet := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "Control")
packet.AppendChild(ber.NewString(ber.ClassUniversal, ber.TypePrimitive, ber.TagOctetString, ControlTypeMicrosoftNotification, "Control Type ("+ControlTypeMap[ControlTypeMicrosoftNotification]+")"))
return packet
}
// String returns a human-readable description
func (c *ControlMicrosoftNotification) String() string {
return fmt.Sprintf(
"Control Type: %s (%q)",
ControlTypeMap[ControlTypeMicrosoftNotification],
ControlTypeMicrosoftNotification)
}
// NewControlMicrosoftNotification returns a ControlMicrosoftNotification control
func NewControlMicrosoftNotification() *ControlMicrosoftNotification {
return &ControlMicrosoftNotification{}
}
// ControlMicrosoftShowDeleted implements the control described in https://msdn.microsoft.com/en-us/library/aa366989(v=vs.85).aspx
type ControlMicrosoftShowDeleted struct{}
// GetControlType returns the OID
func (c *ControlMicrosoftShowDeleted) GetControlType() string {
return ControlTypeMicrosoftShowDeleted
}
// Encode returns the ber packet representation
func (c *ControlMicrosoftShowDeleted) Encode() *ber.Packet {
packet := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "Control")
packet.AppendChild(ber.NewString(ber.ClassUniversal, ber.TypePrimitive, ber.TagOctetString, ControlTypeMicrosoftShowDeleted, "Control Type ("+ControlTypeMap[ControlTypeMicrosoftShowDeleted]+")"))
return packet
}
// String returns a human-readable description
func (c *ControlMicrosoftShowDeleted) String() string {
return fmt.Sprintf(
"Control Type: %s (%q)",
ControlTypeMap[ControlTypeMicrosoftShowDeleted],
ControlTypeMicrosoftShowDeleted)
}
// NewControlMicrosoftShowDeleted returns a ControlMicrosoftShowDeleted control
func NewControlMicrosoftShowDeleted() *ControlMicrosoftShowDeleted {
return &ControlMicrosoftShowDeleted{}
}
// FindControl returns the first control of the given type in the list, or nil
func FindControl(controls []Control, controlType string) Control {
for _, c := range controls {
@ -253,7 +314,7 @@ func FindControl(controls []Control, controlType string) Control {
}
// DecodeControl returns a control read from the given packet, or nil if no recognized control can be made
func DecodeControl(packet *ber.Packet) Control {
func DecodeControl(packet *ber.Packet) (Control, error) {
var (
ControlType = ""
Criticality = false
@ -263,7 +324,7 @@ func DecodeControl(packet *ber.Packet) Control {
switch len(packet.Children) {
case 0:
// at least one child is required for control type
return nil
return nil, fmt.Errorf("at least one child is required for control type")
case 1:
// just type, no criticality or value
@ -296,17 +357,20 @@ func DecodeControl(packet *ber.Packet) Control {
default:
// more than 3 children is invalid
return nil
return nil, fmt.Errorf("more than 3 children is invalid for controls")
}
switch ControlType {
case ControlTypeManageDsaIT:
return NewControlManageDsaIT(Criticality)
return NewControlManageDsaIT(Criticality), nil
case ControlTypePaging:
value.Description += " (Paging)"
c := new(ControlPaging)
if value.Value != nil {
valueChildren := ber.DecodePacket(value.Data.Bytes())
valueChildren, err := ber.DecodePacketErr(value.Data.Bytes())
if err != nil {
return nil, fmt.Errorf("failed to decode data bytes: %s", err)
}
value.Data.Truncate(0)
value.Value = nil
value.AppendChild(valueChildren)
@ -318,12 +382,15 @@ func DecodeControl(packet *ber.Packet) Control {
c.PagingSize = uint32(value.Children[0].Value.(int64))
c.Cookie = value.Children[1].Data.Bytes()
value.Children[1].Value = c.Cookie
return c
return c, nil
case ControlTypeBeheraPasswordPolicy:
value.Description += " (Password Policy - Behera)"
c := NewControlBeheraPasswordPolicy()
if value.Value != nil {
valueChildren := ber.DecodePacket(value.Data.Bytes())
valueChildren, err := ber.DecodePacketErr(value.Data.Bytes())
if err != nil {
return nil, fmt.Errorf("failed to decode data bytes: %s", err)
}
value.Data.Truncate(0)
value.Value = nil
value.AppendChild(valueChildren)
@ -335,7 +402,10 @@ func DecodeControl(packet *ber.Packet) Control {
if child.Tag == 0 {
//Warning
warningPacket := child.Children[0]
packet := ber.DecodePacket(warningPacket.Data.Bytes())
packet, err := ber.DecodePacketErr(warningPacket.Data.Bytes())
if err != nil {
return nil, fmt.Errorf("failed to decode data bytes: %s", err)
}
val, ok := packet.Value.(int64)
if ok {
if warningPacket.Tag == 0 {
@ -350,7 +420,10 @@ func DecodeControl(packet *ber.Packet) Control {
}
} else if child.Tag == 1 {
// Error
packet := ber.DecodePacket(child.Data.Bytes())
packet, err := ber.DecodePacketErr(child.Data.Bytes())
if err != nil {
return nil, fmt.Errorf("failed to decode data bytes: %s", err)
}
val, ok := packet.Value.(int8)
if !ok {
// what to do?
@ -361,22 +434,26 @@ func DecodeControl(packet *ber.Packet) Control {
c.ErrorString = BeheraPasswordPolicyErrorMap[c.Error]
}
}
return c
return c, nil
case ControlTypeVChuPasswordMustChange:
c := &ControlVChuPasswordMustChange{MustChange: true}
return c
return c, nil
case ControlTypeVChuPasswordWarning:
c := &ControlVChuPasswordWarning{Expire: -1}
expireStr := ber.DecodeString(value.Data.Bytes())
expire, err := strconv.ParseInt(expireStr, 10, 64)
if err != nil {
return nil
return nil, fmt.Errorf("failed to parse value as int: %s", err)
}
c.Expire = expire
value.Value = c.Expire
return c
return c, nil
case ControlTypeMicrosoftNotification:
return NewControlMicrosoftNotification(), nil
case ControlTypeMicrosoftShowDeleted:
return NewControlMicrosoftShowDeleted(), nil
default:
c := new(ControlString)
c.ControlType = ControlType
@ -384,7 +461,7 @@ func DecodeControl(packet *ber.Packet) Control {
if value != nil {
c.ControlValue = value.Value.(string)
}
return c
return c, nil
}
}

0
vendor/gopkg.in/ldap.v2/debug.go → vendor/gopkg.in/ldap.v3/debug.go generated vendored
View file

8
vendor/gopkg.in/ldap.v2/del.go → vendor/gopkg.in/ldap.v3/del.go generated vendored
View file

@ -40,7 +40,7 @@ func (l *Conn) Del(delRequest *DelRequest) error {
packet := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "LDAP Request")
packet.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagInteger, l.nextMessageID(), "MessageID"))
packet.AppendChild(delRequest.encode())
if delRequest.Controls != nil {
if len(delRequest.Controls) > 0 {
packet.AppendChild(encodeControls(delRequest.Controls))
}
@ -71,9 +71,9 @@ func (l *Conn) Del(delRequest *DelRequest) error {
}
if packet.Children[1].Tag == ApplicationDelResponse {
resultCode, resultDescription := getLDAPResultCode(packet)
if resultCode != 0 {
return NewError(resultCode, errors.New(resultDescription))
err := GetLDAPError(packet)
if err != nil {
return err
}
} else {
log.Printf("Unexpected Response: %d", packet.Children[1].Tag)

30
vendor/gopkg.in/ldap.v2/dn.go → vendor/gopkg.in/ldap.v3/dn.go generated vendored
View file

@ -1,7 +1,3 @@
// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//
// File contains DN parsing functionality
//
// https://tools.ietf.org/html/rfc4514
@ -94,7 +90,8 @@ func ParseDN(str string) (*DN, error) {
for i := 0; i < len(str); i++ {
char := str[i]
if escaping {
switch {
case escaping:
unescapedTrailingSpaces = 0
escaping = false
switch char {
@ -104,22 +101,22 @@ func ParseDN(str string) (*DN, error) {
}
// Not a special character, assume hex encoded octet
if len(str) == i+1 {
return nil, errors.New("Got corrupted escaped character")
return nil, errors.New("got corrupted escaped character")
}
dst := []byte{0}
n, err := enchex.Decode([]byte(dst), []byte(str[i:i+2]))
if err != nil {
return nil, fmt.Errorf("Failed to decode escaped character: %s", err)
return nil, fmt.Errorf("failed to decode escaped character: %s", err)
} else if n != 1 {
return nil, fmt.Errorf("Expected 1 byte when un-escaping, got %d", n)
return nil, fmt.Errorf("expected 1 byte when un-escaping, got %d", n)
}
buffer.WriteByte(dst[0])
i++
} else if char == '\\' {
case char == '\\':
unescapedTrailingSpaces = 0
escaping = true
} else if char == '=' {
case char == '=':
attribute.Type = stringFromBuffer()
// Special case: If the first character in the value is # the
// following data is BER encoded so we can just fast forward
@ -135,13 +132,16 @@ func ParseDN(str string) (*DN, error) {
}
rawBER, err := enchex.DecodeString(data)
if err != nil {
return nil, fmt.Errorf("Failed to decode BER encoding: %s", err)
return nil, fmt.Errorf("failed to decode BER encoding: %s", err)
}
packet, err := ber.DecodePacketErr(rawBER)
if err != nil {
return nil, fmt.Errorf("failed to decode BER packet: %s", err)
}
packet := ber.DecodePacket(rawBER)
buffer.WriteString(packet.Data.String())
i += len(data) - 1
}
} else if char == ',' || char == '+' {
case char == ',' || char == '+':
// We're done with this RDN or value, push it
if len(attribute.Type) == 0 {
return nil, errors.New("incomplete type, value pair")
@ -154,10 +154,10 @@ func ParseDN(str string) (*DN, error) {
rdn = new(RelativeDN)
rdn.Attributes = make([]*AttributeTypeAndValue, 0)
}
} else if char == ' ' && buffer.Len() == 0 {
case char == ' ' && buffer.Len() == 0:
// ignore unescaped leading spaces
continue
} else {
default:
if char == ' ' {
// Track unescaped spaces in case they are trailing and we need to remove them
unescapedTrailingSpaces++

0
vendor/gopkg.in/ldap.v2/doc.go → vendor/gopkg.in/ldap.v3/doc.go generated vendored
View file

234
vendor/gopkg.in/ldap.v3/error.go generated vendored Normal file
View file

@ -0,0 +1,234 @@
package ldap
import (
"fmt"
"gopkg.in/asn1-ber.v1"
)
// LDAP Result Codes
const (
LDAPResultSuccess = 0
LDAPResultOperationsError = 1
LDAPResultProtocolError = 2
LDAPResultTimeLimitExceeded = 3
LDAPResultSizeLimitExceeded = 4
LDAPResultCompareFalse = 5
LDAPResultCompareTrue = 6
LDAPResultAuthMethodNotSupported = 7
LDAPResultStrongAuthRequired = 8
LDAPResultReferral = 10
LDAPResultAdminLimitExceeded = 11
LDAPResultUnavailableCriticalExtension = 12
LDAPResultConfidentialityRequired = 13
LDAPResultSaslBindInProgress = 14
LDAPResultNoSuchAttribute = 16
LDAPResultUndefinedAttributeType = 17
LDAPResultInappropriateMatching = 18
LDAPResultConstraintViolation = 19
LDAPResultAttributeOrValueExists = 20
LDAPResultInvalidAttributeSyntax = 21
LDAPResultNoSuchObject = 32
LDAPResultAliasProblem = 33
LDAPResultInvalidDNSyntax = 34
LDAPResultIsLeaf = 35
LDAPResultAliasDereferencingProblem = 36
LDAPResultInappropriateAuthentication = 48
LDAPResultInvalidCredentials = 49
LDAPResultInsufficientAccessRights = 50
LDAPResultBusy = 51
LDAPResultUnavailable = 52
LDAPResultUnwillingToPerform = 53
LDAPResultLoopDetect = 54
LDAPResultSortControlMissing = 60
LDAPResultOffsetRangeError = 61
LDAPResultNamingViolation = 64
LDAPResultObjectClassViolation = 65
LDAPResultNotAllowedOnNonLeaf = 66
LDAPResultNotAllowedOnRDN = 67
LDAPResultEntryAlreadyExists = 68
LDAPResultObjectClassModsProhibited = 69
LDAPResultResultsTooLarge = 70
LDAPResultAffectsMultipleDSAs = 71
LDAPResultVirtualListViewErrorOrControlError = 76
LDAPResultOther = 80
LDAPResultServerDown = 81
LDAPResultLocalError = 82
LDAPResultEncodingError = 83
LDAPResultDecodingError = 84
LDAPResultTimeout = 85
LDAPResultAuthUnknown = 86
LDAPResultFilterError = 87
LDAPResultUserCanceled = 88
LDAPResultParamError = 89
LDAPResultNoMemory = 90
LDAPResultConnectError = 91
LDAPResultNotSupported = 92
LDAPResultControlNotFound = 93
LDAPResultNoResultsReturned = 94
LDAPResultMoreResultsToReturn = 95
LDAPResultClientLoop = 96
LDAPResultReferralLimitExceeded = 97
LDAPResultInvalidResponse = 100
LDAPResultAmbiguousResponse = 101
LDAPResultTLSNotSupported = 112
LDAPResultIntermediateResponse = 113
LDAPResultUnknownType = 114
LDAPResultCanceled = 118
LDAPResultNoSuchOperation = 119
LDAPResultTooLate = 120
LDAPResultCannotCancel = 121
LDAPResultAssertionFailed = 122
LDAPResultAuthorizationDenied = 123
LDAPResultSyncRefreshRequired = 4096
ErrorNetwork = 200
ErrorFilterCompile = 201
ErrorFilterDecompile = 202
ErrorDebugging = 203
ErrorUnexpectedMessage = 204
ErrorUnexpectedResponse = 205
ErrorEmptyPassword = 206
)
// LDAPResultCodeMap contains string descriptions for LDAP error codes
var LDAPResultCodeMap = map[uint16]string{
LDAPResultSuccess: "Success",
LDAPResultOperationsError: "Operations Error",
LDAPResultProtocolError: "Protocol Error",
LDAPResultTimeLimitExceeded: "Time Limit Exceeded",
LDAPResultSizeLimitExceeded: "Size Limit Exceeded",
LDAPResultCompareFalse: "Compare False",
LDAPResultCompareTrue: "Compare True",
LDAPResultAuthMethodNotSupported: "Auth Method Not Supported",
LDAPResultStrongAuthRequired: "Strong Auth Required",
LDAPResultReferral: "Referral",
LDAPResultAdminLimitExceeded: "Admin Limit Exceeded",
LDAPResultUnavailableCriticalExtension: "Unavailable Critical Extension",
LDAPResultConfidentialityRequired: "Confidentiality Required",
LDAPResultSaslBindInProgress: "Sasl Bind In Progress",
LDAPResultNoSuchAttribute: "No Such Attribute",
LDAPResultUndefinedAttributeType: "Undefined Attribute Type",
LDAPResultInappropriateMatching: "Inappropriate Matching",
LDAPResultConstraintViolation: "Constraint Violation",
LDAPResultAttributeOrValueExists: "Attribute Or Value Exists",
LDAPResultInvalidAttributeSyntax: "Invalid Attribute Syntax",
LDAPResultNoSuchObject: "No Such Object",
LDAPResultAliasProblem: "Alias Problem",
LDAPResultInvalidDNSyntax: "Invalid DN Syntax",
LDAPResultIsLeaf: "Is Leaf",
LDAPResultAliasDereferencingProblem: "Alias Dereferencing Problem",
LDAPResultInappropriateAuthentication: "Inappropriate Authentication",
LDAPResultInvalidCredentials: "Invalid Credentials",
LDAPResultInsufficientAccessRights: "Insufficient Access Rights",
LDAPResultBusy: "Busy",
LDAPResultUnavailable: "Unavailable",
LDAPResultUnwillingToPerform: "Unwilling To Perform",
LDAPResultLoopDetect: "Loop Detect",
LDAPResultSortControlMissing: "Sort Control Missing",
LDAPResultOffsetRangeError: "Result Offset Range Error",
LDAPResultNamingViolation: "Naming Violation",
LDAPResultObjectClassViolation: "Object Class Violation",
LDAPResultResultsTooLarge: "Results Too Large",
LDAPResultNotAllowedOnNonLeaf: "Not Allowed On Non Leaf",
LDAPResultNotAllowedOnRDN: "Not Allowed On RDN",
LDAPResultEntryAlreadyExists: "Entry Already Exists",
LDAPResultObjectClassModsProhibited: "Object Class Mods Prohibited",
LDAPResultAffectsMultipleDSAs: "Affects Multiple DSAs",
LDAPResultVirtualListViewErrorOrControlError: "Failed because of a problem related to the virtual list view",
LDAPResultOther: "Other",
LDAPResultServerDown: "Cannot establish a connection",
LDAPResultLocalError: "An error occurred",
LDAPResultEncodingError: "LDAP encountered an error while encoding",
LDAPResultDecodingError: "LDAP encountered an error while decoding",
LDAPResultTimeout: "LDAP timeout while waiting for a response from the server",
LDAPResultAuthUnknown: "The auth method requested in a bind request is unknown",
LDAPResultFilterError: "An error occurred while encoding the given search filter",
LDAPResultUserCanceled: "The user canceled the operation",
LDAPResultParamError: "An invalid parameter was specified",
LDAPResultNoMemory: "Out of memory error",
LDAPResultConnectError: "A connection to the server could not be established",
LDAPResultNotSupported: "An attempt has been made to use a feature not supported LDAP",
LDAPResultControlNotFound: "The controls required to perform the requested operation were not found",
LDAPResultNoResultsReturned: "No results were returned from the server",
LDAPResultMoreResultsToReturn: "There are more results in the chain of results",
LDAPResultClientLoop: "A loop has been detected. For example when following referrals",
LDAPResultReferralLimitExceeded: "The referral hop limit has been exceeded",
LDAPResultCanceled: "Operation was canceled",
LDAPResultNoSuchOperation: "Server has no knowledge of the operation requested for cancellation",
LDAPResultTooLate: "Too late to cancel the outstanding operation",
LDAPResultCannotCancel: "The identified operation does not support cancellation or the cancel operation cannot be performed",
LDAPResultAssertionFailed: "An assertion control given in the LDAP operation evaluated to false causing the operation to not be performed",
LDAPResultSyncRefreshRequired: "Refresh Required",
LDAPResultInvalidResponse: "Invalid Response",
LDAPResultAmbiguousResponse: "Ambiguous Response",
LDAPResultTLSNotSupported: "Tls Not Supported",
LDAPResultIntermediateResponse: "Intermediate Response",
LDAPResultUnknownType: "Unknown Type",
LDAPResultAuthorizationDenied: "Authorization Denied",
ErrorNetwork: "Network Error",
ErrorFilterCompile: "Filter Compile Error",
ErrorFilterDecompile: "Filter Decompile Error",
ErrorDebugging: "Debugging Error",
ErrorUnexpectedMessage: "Unexpected Message",
ErrorUnexpectedResponse: "Unexpected Response",
ErrorEmptyPassword: "Empty password not allowed by the client",
}
// Error holds LDAP error information
type Error struct {
// Err is the underlying error
Err error
// ResultCode is the LDAP error code
ResultCode uint16
// MatchedDN is the matchedDN returned if any
MatchedDN string
}
func (e *Error) Error() string {
return fmt.Sprintf("LDAP Result Code %d %q: %s", e.ResultCode, LDAPResultCodeMap[e.ResultCode], e.Err.Error())
}
// GetLDAPError creates an Error out of a BER packet representing a LDAPResult
// The return is an error object. It can be casted to a Error structure.
// This function returns nil if resultCode in the LDAPResult sequence is success(0).
func GetLDAPError(packet *ber.Packet) error {
if packet == nil {
return &Error{ResultCode: ErrorUnexpectedResponse, Err: fmt.Errorf("Empty packet")}
} else if len(packet.Children) >= 2 {
response := packet.Children[1]
if response == nil {
return &Error{ResultCode: ErrorUnexpectedResponse, Err: fmt.Errorf("Empty response in packet")}
}
if response.ClassType == ber.ClassApplication && response.TagType == ber.TypeConstructed && len(response.Children) >= 3 {
resultCode := uint16(response.Children[0].Value.(int64))
if resultCode == 0 { // No error
return nil
}
return &Error{ResultCode: resultCode, MatchedDN: response.Children[1].Value.(string),
Err: fmt.Errorf(response.Children[2].Value.(string))}
}
}
return &Error{ResultCode: ErrorNetwork, Err: fmt.Errorf("Invalid packet format")}
}
// NewError creates an LDAP error with the given code and underlying error
func NewError(resultCode uint16, err error) error {
return &Error{ResultCode: resultCode, Err: err}
}
// IsErrorWithCode returns true if the given error is an LDAP error with the given result code
func IsErrorWithCode(err error, desiredResultCode uint16) bool {
if err == nil {
return false
}
serverError, ok := err.(*Error)
if !ok {
return false
}
return serverError.ResultCode == desiredResultCode
}

4
vendor/gopkg.in/ldap.v2/filter.go → vendor/gopkg.in/ldap.v3/filter.go generated vendored
View file

@ -1,7 +1,3 @@
// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package ldap
import (

86
vendor/gopkg.in/ldap.v2/ldap.go → vendor/gopkg.in/ldap.v3/ldap.go generated vendored
View file

@ -1,11 +1,8 @@
// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package ldap
import (
"errors"
"fmt"
"io/ioutil"
"os"
@ -101,13 +98,13 @@ func addLDAPDescriptions(packet *ber.Packet) (err error) {
switch application {
case ApplicationBindRequest:
addRequestDescriptions(packet)
err = addRequestDescriptions(packet)
case ApplicationBindResponse:
addDefaultLDAPResponseDescriptions(packet)
err = addDefaultLDAPResponseDescriptions(packet)
case ApplicationUnbindRequest:
addRequestDescriptions(packet)
err = addRequestDescriptions(packet)
case ApplicationSearchRequest:
addRequestDescriptions(packet)
err = addRequestDescriptions(packet)
case ApplicationSearchResultEntry:
packet.Children[1].Children[0].Description = "Object Name"
packet.Children[1].Children[1].Description = "Attributes"
@ -120,37 +117,37 @@ func addLDAPDescriptions(packet *ber.Packet) (err error) {
}
}
if len(packet.Children) == 3 {
addControlDescriptions(packet.Children[2])
err = addControlDescriptions(packet.Children[2])
}
case ApplicationSearchResultDone:
addDefaultLDAPResponseDescriptions(packet)
err = addDefaultLDAPResponseDescriptions(packet)
case ApplicationModifyRequest:
addRequestDescriptions(packet)
err = addRequestDescriptions(packet)
case ApplicationModifyResponse:
case ApplicationAddRequest:
addRequestDescriptions(packet)
err = addRequestDescriptions(packet)
case ApplicationAddResponse:
case ApplicationDelRequest:
addRequestDescriptions(packet)
err = addRequestDescriptions(packet)
case ApplicationDelResponse:
case ApplicationModifyDNRequest:
addRequestDescriptions(packet)
err = addRequestDescriptions(packet)
case ApplicationModifyDNResponse:
case ApplicationCompareRequest:
addRequestDescriptions(packet)
err = addRequestDescriptions(packet)
case ApplicationCompareResponse:
case ApplicationAbandonRequest:
addRequestDescriptions(packet)
err = addRequestDescriptions(packet)
case ApplicationSearchResultReference:
case ApplicationExtendedRequest:
addRequestDescriptions(packet)
err = addRequestDescriptions(packet)
case ApplicationExtendedResponse:
}
return nil
return err
}
func addControlDescriptions(packet *ber.Packet) {
func addControlDescriptions(packet *ber.Packet) error {
packet.Description = "Controls"
for _, child := range packet.Children {
var value *ber.Packet
@ -159,7 +156,7 @@ func addControlDescriptions(packet *ber.Packet) {
switch len(child.Children) {
case 0:
// at least one child is required for control type
continue
return fmt.Errorf("at least one child is required for control type")
case 1:
// just type, no criticality or value
@ -188,8 +185,9 @@ func addControlDescriptions(packet *ber.Packet) {
default:
// more than 3 children is invalid
continue
return fmt.Errorf("more than 3 children for control packet found")
}
if value == nil {
continue
}
@ -197,7 +195,10 @@ func addControlDescriptions(packet *ber.Packet) {
case ControlTypePaging:
value.Description += " (Paging)"
if value.Value != nil {
valueChildren := ber.DecodePacket(value.Data.Bytes())
valueChildren, err := ber.DecodePacketErr(value.Data.Bytes())
if err != nil {
return fmt.Errorf("failed to decode data bytes: %s", err)
}
value.Data.Truncate(0)
value.Value = nil
valueChildren.Children[1].Value = valueChildren.Children[1].Data.Bytes()
@ -210,7 +211,10 @@ func addControlDescriptions(packet *ber.Packet) {
case ControlTypeBeheraPasswordPolicy:
value.Description += " (Password Policy - Behera Draft)"
if value.Value != nil {
valueChildren := ber.DecodePacket(value.Data.Bytes())
valueChildren, err := ber.DecodePacketErr(value.Data.Bytes())
if err != nil {
return fmt.Errorf("failed to decode data bytes: %s", err)
}
value.Data.Truncate(0)
value.Value = nil
value.AppendChild(valueChildren)
@ -220,7 +224,10 @@ func addControlDescriptions(packet *ber.Packet) {
if child.Tag == 0 {
//Warning
warningPacket := child.Children[0]
packet := ber.DecodePacket(warningPacket.Data.Bytes())
packet, err := ber.DecodePacketErr(warningPacket.Data.Bytes())
if err != nil {
return fmt.Errorf("failed to decode data bytes: %s", err)
}
val, ok := packet.Value.(int64)
if ok {
if warningPacket.Tag == 0 {
@ -235,7 +242,10 @@ func addControlDescriptions(packet *ber.Packet) {
}
} else if child.Tag == 1 {
// Error
packet := ber.DecodePacket(child.Data.Bytes())
packet, err := ber.DecodePacketErr(child.Data.Bytes())
if err != nil {
return fmt.Errorf("failed to decode data bytes: %s", err)
}
val, ok := packet.Value.(int8)
if !ok {
val = -1
@ -246,28 +256,31 @@ func addControlDescriptions(packet *ber.Packet) {
}
}
}
return nil
}
func addRequestDescriptions(packet *ber.Packet) {
func addRequestDescriptions(packet *ber.Packet) error {
packet.Description = "LDAP Request"
packet.Children[0].Description = "Message ID"
packet.Children[1].Description = ApplicationMap[uint8(packet.Children[1].Tag)]
if len(packet.Children) == 3 {
addControlDescriptions(packet.Children[2])
return addControlDescriptions(packet.Children[2])
}
return nil
}
func addDefaultLDAPResponseDescriptions(packet *ber.Packet) {
resultCode, _ := getLDAPResultCode(packet)
packet.Children[1].Children[0].Description = "Result Code (" + LDAPResultCodeMap[resultCode] + ")"
packet.Children[1].Children[1].Description = "Matched DN"
func addDefaultLDAPResponseDescriptions(packet *ber.Packet) error {
err := GetLDAPError(packet)
packet.Children[1].Children[0].Description = "Result Code (" + LDAPResultCodeMap[err.(*Error).ResultCode] + ")"
packet.Children[1].Children[1].Description = "Matched DN (" + err.(*Error).MatchedDN + ")"
packet.Children[1].Children[2].Description = "Error Message"
if len(packet.Children[1].Children) > 3 {
packet.Children[1].Children[3].Description = "Referral"
}
if len(packet.Children) == 3 {
addControlDescriptions(packet.Children[2])
return addControlDescriptions(packet.Children[2])
}
return nil
}
// DebugBinaryFile reads and prints packets from the given filename
@ -277,8 +290,13 @@ func DebugBinaryFile(fileName string) error {
return NewError(ErrorDebugging, err)
}
ber.PrintBytes(os.Stdout, file, "")
packet := ber.DecodePacket(file)
addLDAPDescriptions(packet)
packet, err := ber.DecodePacketErr(file)
if err != nil {
return fmt.Errorf("failed to decode packet: %s", err)
}
if err := addLDAPDescriptions(packet); err != nil {
return err
}
ber.PrintPacket(packet)
return nil

104
vendor/gopkg.in/ldap.v3/moddn.go generated vendored Normal file
View file

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

77
vendor/gopkg.in/ldap.v2/modify.go → vendor/gopkg.in/ldap.v3/modify.go generated vendored
View file

@ -1,7 +1,3 @@
// Copyright 2014 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//
// File contains Modify functionality
//
// https://tools.ietf.org/html/rfc4511
@ -62,54 +58,56 @@ func (p *PartialAttribute) encode() *ber.Packet {
return seq
}
// Change for a ModifyRequest as defined in https://tools.ietf.org/html/rfc4511
type Change struct {
// Operation is the type of change to be made
Operation uint
// Modification is the attribute to be modified
Modification PartialAttribute
}
func (c *Change) encode() *ber.Packet {
change := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "Change")
change.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagEnumerated, uint64(c.Operation), "Operation"))
change.AppendChild(c.Modification.encode())
return change
}
// ModifyRequest as defined in https://tools.ietf.org/html/rfc4511
type ModifyRequest struct {
// DN is the distinguishedName of the directory entry to modify
DN string
// AddAttributes contain the attributes to add
AddAttributes []PartialAttribute
// DeleteAttributes contain the attributes to delete
DeleteAttributes []PartialAttribute
// ReplaceAttributes contain the attributes to replace
ReplaceAttributes []PartialAttribute
// Changes contain the attributes to modify
Changes []Change
// Controls hold optional controls to send with the request
Controls []Control
}
// Add inserts the given attribute to the list of attributes to add
// Add appends the given attribute to the list of changes to be made
func (m *ModifyRequest) Add(attrType string, attrVals []string) {
m.AddAttributes = append(m.AddAttributes, PartialAttribute{Type: attrType, Vals: attrVals})
m.appendChange(AddAttribute, attrType, attrVals)
}
// Delete inserts the given attribute to the list of attributes to delete
// Delete appends the given attribute to the list of changes to be made
func (m *ModifyRequest) Delete(attrType string, attrVals []string) {
m.DeleteAttributes = append(m.DeleteAttributes, PartialAttribute{Type: attrType, Vals: attrVals})
m.appendChange(DeleteAttribute, attrType, attrVals)
}
// Replace inserts the given attribute to the list of attributes to replace
// Replace appends the given attribute to the list of changes to be made
func (m *ModifyRequest) Replace(attrType string, attrVals []string) {
m.ReplaceAttributes = append(m.ReplaceAttributes, PartialAttribute{Type: attrType, Vals: attrVals})
m.appendChange(ReplaceAttribute, attrType, attrVals)
}
func (m *ModifyRequest) appendChange(operation uint, attrType string, attrVals []string) {
m.Changes = append(m.Changes, Change{operation, PartialAttribute{Type: attrType, Vals: attrVals}})
}
func (m ModifyRequest) encode() *ber.Packet {
request := ber.Encode(ber.ClassApplication, ber.TypeConstructed, ApplicationModifyRequest, nil, "Modify Request")
request.AppendChild(ber.NewString(ber.ClassUniversal, ber.TypePrimitive, ber.TagOctetString, m.DN, "DN"))
changes := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "Changes")
for _, attribute := range m.AddAttributes {
change := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "Change")
change.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagEnumerated, uint64(AddAttribute), "Operation"))
change.AppendChild(attribute.encode())
changes.AppendChild(change)
}
for _, attribute := range m.DeleteAttributes {
change := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "Change")
change.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagEnumerated, uint64(DeleteAttribute), "Operation"))
change.AppendChild(attribute.encode())
changes.AppendChild(change)
}
for _, attribute := range m.ReplaceAttributes {
change := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "Change")
change.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagEnumerated, uint64(ReplaceAttribute), "Operation"))
change.AppendChild(attribute.encode())
changes.AppendChild(change)
for _, change := range m.Changes {
changes.AppendChild(change.encode())
}
request.AppendChild(changes)
return request
@ -118,9 +116,11 @@ func (m ModifyRequest) encode() *ber.Packet {
// NewModifyRequest creates a modify request for the given DN
func NewModifyRequest(
dn string,
controls []Control,
) *ModifyRequest {
return &ModifyRequest{
DN: dn,
DN: dn,
Controls: controls,
}
}
@ -129,6 +129,9 @@ func (l *Conn) Modify(modifyRequest *ModifyRequest) error {
packet := ber.Encode(ber.ClassUniversal, ber.TypeConstructed, ber.TagSequence, nil, "LDAP Request")
packet.AppendChild(ber.NewInteger(ber.ClassUniversal, ber.TypePrimitive, ber.TagInteger, l.nextMessageID(), "MessageID"))
packet.AppendChild(modifyRequest.encode())
if len(modifyRequest.Controls) > 0 {
packet.AppendChild(encodeControls(modifyRequest.Controls))
}
l.Debug.PrintPacket(packet)
@ -157,9 +160,9 @@ func (l *Conn) Modify(modifyRequest *ModifyRequest) error {
}
if packet.Children[1].Tag == ApplicationModifyResponse {
resultCode, resultDescription := getLDAPResultCode(packet)
if resultCode != 0 {
return NewError(resultCode, errors.New(resultDescription))
err := GetLDAPError(packet)
if err != nil {
return err
}
} else {
log.Printf("Unexpected Response: %d", packet.Children[1].Tag)

17
vendor/gopkg.in/ldap.v2/passwdmodify.go → vendor/gopkg.in/ldap.v3/passwdmodify.go generated vendored
View file

@ -32,6 +32,8 @@ type PasswordModifyRequest struct {
type PasswordModifyResult struct {
// GeneratedPassword holds a password generated by the server, if present
GeneratedPassword string
// Referral are the returned referral
Referral string
}
func (r *PasswordModifyRequest) encode() (*ber.Packet, error) {
@ -124,12 +126,19 @@ func (l *Conn) PasswordModify(passwordModifyRequest *PasswordModifyRequest) (*Pa
}
if packet.Children[1].Tag == ApplicationExtendedResponse {
resultCode, resultDescription := getLDAPResultCode(packet)
if resultCode != 0 {
return nil, NewError(resultCode, errors.New(resultDescription))
err := GetLDAPError(packet)
if err != nil {
if IsErrorWithCode(err, LDAPResultReferral) {
for _, child := range packet.Children[1].Children {
if child.Tag == 3 {
result.Referral = child.Children[0].Value.(string)
}
}
}
return result, err
}
} else {
return nil, NewError(ErrorUnexpectedResponse, fmt.Errorf("Unexpected Response: %d", packet.Children[1].Tag))
return nil, NewError(ErrorUnexpectedResponse, fmt.Errorf("unexpected Response: %d", packet.Children[1].Tag))
}
extendedResponse := packet.Children[1]

22
vendor/gopkg.in/ldap.v2/search.go → vendor/gopkg.in/ldap.v3/search.go generated vendored
View file

@ -1,7 +1,3 @@
// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
//
// File contains Search functionality
//
// https://tools.ietf.org/html/rfc4511
@ -313,10 +309,10 @@ func (l *Conn) SearchWithPaging(searchRequest *SearchRequest, pagingSize uint32)
} else {
castControl, ok := control.(*ControlPaging)
if !ok {
return nil, fmt.Errorf("Expected paging control to be of type *ControlPaging, got %v", control)
return nil, fmt.Errorf("expected paging control to be of type *ControlPaging, got %v", control)
}
if castControl.PagingSize != pagingSize {
return nil, fmt.Errorf("Paging size given in search request (%d) conflicts with size given in search call (%d)", castControl.PagingSize, pagingSize)
return nil, fmt.Errorf("paging size given in search request (%d) conflicts with size given in search call (%d)", castControl.PagingSize, pagingSize)
}
pagingControl = castControl
}
@ -379,7 +375,7 @@ func (l *Conn) Search(searchRequest *SearchRequest) (*SearchResult, error) {
}
packet.AppendChild(encodedSearchRequest)
// encode search controls
if searchRequest.Controls != nil {
if len(searchRequest.Controls) > 0 {
packet.AppendChild(encodeControls(searchRequest.Controls))
}
@ -431,13 +427,17 @@ func (l *Conn) Search(searchRequest *SearchRequest) (*SearchResult, error) {
}
result.Entries = append(result.Entries, entry)
case 5:
resultCode, resultDescription := getLDAPResultCode(packet)
if resultCode != 0 {
return result, NewError(resultCode, errors.New(resultDescription))
err := GetLDAPError(packet)
if err != nil {
return nil, err
}
if len(packet.Children) == 3 {
for _, child := range packet.Children[2].Children {
result.Controls = append(result.Controls, DecodeControl(child))
decodedChild, err := DecodeControl(child)
if err != nil {
return nil, fmt.Errorf("failed to decode child control: %s", err)
}
result.Controls = append(result.Controls, decodedChild)
}
}
foundSearchResultDone = true