summaryrefslogtreecommitdiffstats
path: root/services/auth/source/ldap/source_group_sync.go
blob: 7c62af705e04a6e37b5b704ec8c411df79595e14 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
// 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 (
	"code.gitea.io/gitea/models"
	user_model "code.gitea.io/gitea/models/user"
	"code.gitea.io/gitea/modules/log"
)

// SyncLdapGroupsToTeams maps LDAP groups to organization and team memberships
func (source *Source) SyncLdapGroupsToTeams(user *user_model.User, ldapTeamAdd, ldapTeamRemove map[string][]string, orgCache map[string]*models.Organization, teamCache map[string]*models.Team) {
	var err error
	if source.GroupsEnabled && source.GroupTeamMapRemoval {
		// when the user is not a member of configs LDAP group, remove mapped organizations/teams memberships
		removeMappedMemberships(user, ldapTeamRemove, orgCache, teamCache)
	}
	for orgName, teamNames := range ldapTeamAdd {
		org, ok := orgCache[orgName]
		if !ok {
			org, err = models.GetOrgByName(orgName)
			if err != nil {
				// organization must be created before LDAP group sync
				log.Warn("LDAP group sync: Could not find organisation %s: %v", orgName, err)
				continue
			}
			orgCache[orgName] = org
		}
		if isMember, err := models.IsOrganizationMember(org.ID, user.ID); !isMember && err == nil {
			log.Trace("LDAP group sync: adding user [%s] to organization [%s]", user.Name, org.Name)
			err = org.AddMember(user.ID)
			if err != nil {
				log.Error("LDAP group sync: Could not add user to organization: %v", err)
				continue
			}
		}
		for _, teamName := range teamNames {
			team, ok := teamCache[orgName+teamName]
			if !ok {
				team, err = org.GetTeam(teamName)
				if err != nil {
					// team must be created before LDAP group sync
					log.Warn("LDAP group sync: Could not find team %s: %v", teamName, err)
					continue
				}
				teamCache[orgName+teamName] = team
			}
			if isMember, err := models.IsTeamMember(org.ID, team.ID, user.ID); !isMember && err == nil {
				log.Trace("LDAP group sync: adding user [%s] to team [%s]", user.Name, org.Name)
			} else {
				continue
			}
			err := team.AddMember(user.ID)
			if err != nil {
				log.Error("LDAP group sync: Could not add user to team: %v", err)
			}
		}
	}
}

// remove membership to organizations/teams if user is not member of corresponding LDAP group
// e.g. lets assume user is member of LDAP group "x", but LDAP group team map contains LDAP groups "x" and "y"
// then users membership gets removed for all organizations/teams mapped by LDAP group "y"
func removeMappedMemberships(user *user_model.User, ldapTeamRemove map[string][]string, orgCache map[string]*models.Organization, teamCache map[string]*models.Team) {
	var err error
	for orgName, teamNames := range ldapTeamRemove {
		org, ok := orgCache[orgName]
		if !ok {
			org, err = models.GetOrgByName(orgName)
			if err != nil {
				// organization must be created before LDAP group sync
				log.Warn("LDAP group sync: Could not find organisation %s: %v", orgName, err)
				continue
			}
			orgCache[orgName] = org
		}
		for _, teamName := range teamNames {
			team, ok := teamCache[orgName+teamName]
			if !ok {
				team, err = org.GetTeam(teamName)
				if err != nil {
					// team must must be created before LDAP group sync
					log.Warn("LDAP group sync: Could not find team %s: %v", teamName, err)
					continue
				}
			}
			if isMember, err := models.IsTeamMember(org.ID, team.ID, user.ID); isMember && err == nil {
				log.Trace("LDAP group sync: removing user [%s] from team [%s]", user.Name, org.Name)
			} else {
				continue
			}
			err = team.RemoveMember(user.ID)
			if err != nil {
				log.Error("LDAP group sync: Could not remove user from team: %v", err)
			}
		}
	}
}