87 lines
2.6 KiB
Go
87 lines
2.6 KiB
Go
package authentication
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import (
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"crypto/tls"
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"github.com/go-ldap/ldap/v3"
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)
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// ********************* CONNECTION *********************.
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// LDAPConnection interface representing a connection to the ldap.
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type LDAPConnection interface {
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Bind(username, password string) error
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Close()
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Search(searchRequest *ldap.SearchRequest) (*ldap.SearchResult, error)
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Modify(modifyRequest *ldap.ModifyRequest) error
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PasswordModify(pwdModifyRequest *ldap.PasswordModifyRequest) error
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StartTLS(config *tls.Config) error
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}
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// LDAPConnectionImpl the production implementation of an ldap connection.
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type LDAPConnectionImpl struct {
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conn *ldap.Conn
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}
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// NewLDAPConnectionImpl create a new ldap connection.
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func NewLDAPConnectionImpl(conn *ldap.Conn) *LDAPConnectionImpl {
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return &LDAPConnectionImpl{conn}
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}
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// Bind binds ldap connection to a username/password.
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func (lc *LDAPConnectionImpl) Bind(username, password string) error {
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return lc.conn.Bind(username, password)
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}
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// Close closes a ldap connection.
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func (lc *LDAPConnectionImpl) Close() {
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lc.conn.Close()
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}
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// Search searches a ldap server.
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func (lc *LDAPConnectionImpl) Search(searchRequest *ldap.SearchRequest) (*ldap.SearchResult, error) {
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return lc.conn.Search(searchRequest)
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}
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// Modify modifies an ldap object.
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func (lc *LDAPConnectionImpl) Modify(modifyRequest *ldap.ModifyRequest) error {
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return lc.conn.Modify(modifyRequest)
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}
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// PasswordModify modifies an ldap objects password.
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func (lc *LDAPConnectionImpl) PasswordModify(pwdModifyRequest *ldap.PasswordModifyRequest) error {
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_, err := lc.conn.PasswordModify(pwdModifyRequest)
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return err
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}
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// StartTLS requests the LDAP server upgrades to TLS encryption.
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func (lc *LDAPConnectionImpl) StartTLS(config *tls.Config) error {
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return lc.conn.StartTLS(config)
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}
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// ********************* FACTORY ***********************.
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// LDAPConnectionFactory an interface of factory of ldap connections.
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type LDAPConnectionFactory interface {
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DialURL(addr string, opts ldap.DialOpt) (LDAPConnection, error)
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}
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// LDAPConnectionFactoryImpl the production implementation of an ldap connection factory.
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type LDAPConnectionFactoryImpl struct{}
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// NewLDAPConnectionFactoryImpl create a concrete ldap connection factory.
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func NewLDAPConnectionFactoryImpl() *LDAPConnectionFactoryImpl {
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return &LDAPConnectionFactoryImpl{}
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}
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// DialURL creates a connection from an LDAP URL when successful.
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func (lcf *LDAPConnectionFactoryImpl) DialURL(addr string, opts ldap.DialOpt) (LDAPConnection, error) {
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conn, err := ldap.DialURL(addr, opts)
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if err != nil {
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return nil, err
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}
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return NewLDAPConnectionImpl(conn), nil
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}
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