forgejo-federation/services/auth/source/ldap/source.go
zeripath 123f0aea00
Allow LDAP Sources to provide Avatars (#16851)
* Allow LDAP Sources to provide Avatars

Add setting to LDAP source to allow it to provide an Avatar.

Currently this is required to point to the image bytes.

Fix #4144

Signed-off-by: Andrew Thornton <art27@cantab.net>

* Rename as Avatar Attribute (drop JPEG)

Signed-off-by: Andrew Thornton <art27@cantab.net>

* Always synchronize avatar if there is change

Signed-off-by: Andrew Thornton <art27@cantab.net>

* Actually get the avatar from the ldap

Signed-off-by: Andrew Thornton <art27@cantab.net>

* clean-up

Signed-off-by: Andrew Thornton <art27@cantab.net>

* use len()>0 rather than != ""

Signed-off-by: Andrew Thornton <art27@cantab.net>

* slight shortcut in IsUploadAvatarChanged

Signed-off-by: Andrew Thornton <art27@cantab.net>

Co-authored-by: techknowlogick <techknowlogick@gitea.io>
2021-09-26 22:39:36 -04:00

121 lines
4.3 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package ldap
import (
"strings"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/models/login"
"code.gitea.io/gitea/modules/json"
"code.gitea.io/gitea/modules/secret"
"code.gitea.io/gitea/modules/setting"
)
// .____ ________ _____ __________
// | | \______ \ / _ \\______ \
// | | | | \ / /_\ \| ___/
// | |___ | ` \/ | \ |
// |_______ \/_______ /\____|__ /____|
// \/ \/ \/
// Package ldap provide functions & structure to query a LDAP ldap directory
// For now, it's mainly tested again an MS Active Directory service, see README.md for more information
// Source Basic LDAP authentication service
type Source struct {
Name string // canonical name (ie. corporate.ad)
Host string // LDAP host
Port int // port number
SecurityProtocol SecurityProtocol
SkipVerify bool
BindDN string // DN to bind with
BindPasswordEncrypt string // Encrypted Bind BN password
BindPassword string // Bind DN password
UserBase string // Base search path for users
UserDN string // Template for the DN of the user for simple auth
AttributeUsername string // Username attribute
AttributeName string // First name attribute
AttributeSurname string // Surname attribute
AttributeMail string // E-mail attribute
AttributesInBind bool // fetch attributes in bind context (not user)
AttributeSSHPublicKey string // LDAP SSH Public Key attribute
AttributeAvatar string
SearchPageSize uint32 // Search with paging page size
Filter string // Query filter to validate entry
AdminFilter string // Query filter to check if user is admin
RestrictedFilter string // Query filter to check if user is restricted
Enabled bool // if this source is disabled
AllowDeactivateAll bool // Allow an empty search response to deactivate all users from this source
GroupsEnabled bool // if the group checking is enabled
GroupDN string // Group Search Base
GroupFilter string // Group Name Filter
GroupMemberUID string // Group Attribute containing array of UserUID
UserUID string // User Attribute listed in Group
SkipLocalTwoFA bool `json:",omitempty"` // Skip Local 2fa for users authenticated with this source
// reference to the loginSource
loginSource *login.Source
}
// FromDB fills up a LDAPConfig from serialized format.
func (source *Source) FromDB(bs []byte) error {
err := models.JSONUnmarshalHandleDoubleEncode(bs, &source)
if err != nil {
return err
}
if source.BindPasswordEncrypt != "" {
source.BindPassword, err = secret.DecryptSecret(setting.SecretKey, source.BindPasswordEncrypt)
source.BindPasswordEncrypt = ""
}
return err
}
// ToDB exports a LDAPConfig to a serialized format.
func (source *Source) ToDB() ([]byte, error) {
var err error
source.BindPasswordEncrypt, err = secret.EncryptSecret(setting.SecretKey, source.BindPassword)
if err != nil {
return nil, err
}
source.BindPassword = ""
return json.Marshal(source)
}
// SecurityProtocolName returns the name of configured security
// protocol.
func (source *Source) SecurityProtocolName() string {
return SecurityProtocolNames[source.SecurityProtocol]
}
// IsSkipVerify returns if SkipVerify is set
func (source *Source) IsSkipVerify() bool {
return source.SkipVerify
}
// HasTLS returns if HasTLS
func (source *Source) HasTLS() bool {
return source.SecurityProtocol > SecurityProtocolUnencrypted
}
// UseTLS returns if UseTLS
func (source *Source) UseTLS() bool {
return source.SecurityProtocol != SecurityProtocolUnencrypted
}
// ProvidesSSHKeys returns if this source provides SSH Keys
func (source *Source) ProvidesSSHKeys() bool {
return len(strings.TrimSpace(source.AttributeSSHPublicKey)) > 0
}
// SetLoginSource sets the related LoginSource
func (source *Source) SetLoginSource(loginSource *login.Source) {
source.loginSource = loginSource
}
func init() {
login.RegisterTypeConfig(login.LDAP, &Source{})
login.RegisterTypeConfig(login.DLDAP, &Source{})
}