// queryForUser queries for an LDAP user entry identified with an LDAP user UID on an LDAP server
// determined from a clientConfig by creating a search request from an LDAP query template and
// determining which attributes to search for with a LDAPuserAttributeDefiner
func (e *LDAPInterface) queryForUser(ldapUserUID string) (*ldap.Entry, error) {
// create the search request
searchRequest, err := e.userQuery.NewSearchRequest(ldapUserUID, e.requiredUserAttributes())
if err != nil {
return nil, err
}
return ldaputil.QueryForUniqueEntry(e.clientConfig, searchRequest)
}
// queryForGroup queries for a specific group identified by a ldapGroupUID with the query config stored
// in a LDAPInterface
func (e *LDAPInterface) queryForGroup(ldapGroupUID string) (group *ldap.Entry, err error) {
allAttributes := sets.NewString(e.groupNameAttributes...)
allAttributes.Insert(e.groupMembershipAttributes...)
// create the search request
searchRequest, err := e.groupQuery.NewSearchRequest(ldapGroupUID, allAttributes.List())
if err != nil {
return nil, err
}
return ldaputil.QueryForUniqueEntry(e.clientConfig, searchRequest)
}
// userEntryFor returns an LDAP group entry for the given group UID by searching the internal cache
// of the LDAPInterface first, then sending an LDAP query if the cache did not contain the entry
func (e *LDAPInterface) userEntryFor(ldapUserUID string) (user *ldap.Entry, err error) {
user, exists := e.cachedUsers[ldapUserUID]
if exists {
return user, nil
}
searchRequest, err := e.userQuery.NewSearchRequest(ldapUserUID, e.requiredUserAttributes())
if err != nil {
return nil, err
}
user, err = ldaputil.QueryForUniqueEntry(e.clientConfig, searchRequest)
if err != nil {
return nil, err
}
e.cachedUsers[ldapUserUID] = user
return user, nil
}
// GroupEntryFor returns an LDAP group entry for the given group UID by searching the internal cache
// of the LDAPInterface first, then sending an LDAP query if the cache did not contain the entry.
// This also satisfies the LDAPGroupGetter interface
func (e *LDAPInterface) GroupEntryFor(ldapGroupUID string) (*ldap.Entry, error) {
group, exists := e.cachedGroups[ldapGroupUID]
if exists {
return group, nil
}
searchRequest, err := e.groupQuery.NewSearchRequest(ldapGroupUID, e.requiredGroupAttributes())
if err != nil {
return nil, err
}
group, err = ldaputil.QueryForUniqueEntry(e.clientConfig, searchRequest)
if err != nil {
return nil, err
}
e.cachedGroups[ldapGroupUID] = group
return group, nil
}