forgejo-federation/services/auth/source/ldap/source_group_sync.go
Sven Seeberg 832ce406ae
Add LDAP group sync to Teams, fixes #1395 (#16299)
* Add setting for a JSON that maps LDAP groups to Org Teams.
* Add log when removing or adding team members.
* Sync is being run on login and periodically.
* Existing group filter settings are reused.
* Adding and removing team members.
* Sync not existing LDAP group.
* Login with broken group map JSON.
2022-02-11 22:24:58 +08:00

100 lines
3.6 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 (
"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)
}
}
}
}