From e68b9d00a6e05b3a941f63ffb696f91e554ac5ec Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Fri, 18 Oct 2024 20:33:49 +0200
Subject: Adding upstream version 9.0.3.

Signed-off-by: Daniel Baumann <daniel@debian.org>
---
 services/auth/source/ldap/source.go | 122 ++++++++++++++++++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 services/auth/source/ldap/source.go

(limited to 'services/auth/source/ldap/source.go')

diff --git a/services/auth/source/ldap/source.go b/services/auth/source/ldap/source.go
new file mode 100644
index 0000000..ba407b3
--- /dev/null
+++ b/services/auth/source/ldap/source.go
@@ -0,0 +1,122 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package ldap
+
+import (
+	"strings"
+
+	"code.gitea.io/gitea/models/auth"
+	"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
+	DefaultDomainName     string // DomainName used if none are in the field, default "localhost.local"
+	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
+	GroupTeamMap          string // Map LDAP groups to teams
+	GroupTeamMapRemoval   bool   // Remove user from teams which are synchronized and user is not a member of the corresponding LDAP group
+	UserUID               string // User Attribute listed in Group
+	SkipLocalTwoFA        bool   `json:",omitempty"` // Skip Local 2fa for users authenticated with this source
+
+	// reference to the authSource
+	authSource *auth.Source
+}
+
+// FromDB fills up a LDAPConfig from serialized format.
+func (source *Source) FromDB(bs []byte) error {
+	err := json.UnmarshalHandleDoubleEncode(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
+}
+
+// SetAuthSource sets the related AuthSource
+func (source *Source) SetAuthSource(authSource *auth.Source) {
+	source.authSource = authSource
+}
+
+func init() {
+	auth.RegisterTypeConfig(auth.LDAP, &Source{})
+	auth.RegisterTypeConfig(auth.DLDAP, &Source{})
+}
-- 
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