tar zxf db-6.2.32.tar.gz && db-6.2.32/build_unix/
../dist/configure
make install

echo "/usr/local/BerkeleyDB/lib/" >>/etc/ld.so.conf
ldconfig -vv # 如果少了这一步,编译openldap的过程中会提示bdb版本不匹配

CPPFLAGS=-I/usr/local/BerkeleyDB/include/
LDFLAGS=-L/usr/local/BerkeleyDB/lib/
tar -xzvf openldap-2.4.45.tgz
./configure 
--prefix=/usr/local/openldap
--enable-syslog
--enable-modules
--with-tls
make depend
make
make install

vim /usr/local/openldapetc/openldap/slapd.conf
database        bdb
suffix          "dc=ttlsa,dc=com"
rootdn          "cn=Manager,dc=ttlsa,dc=com"
rootpw          secret
directory       /usr/local/openldap/var/openldap_data
改为如下配置
atabase        bdb # 使用bdb作为后端数据库
suffix          "dc=ttlsa,dc=com" # 域
rootdn          "cn=admin,dc=ttlsa,dc=com" # 管理员账号
rootpw          123456 # 密码,明文的,建议使用MD5加密的密文
directory       /www/openldap_data # OpenLADP数据目录

mkdir /www/openldap_data
cd /usr/local/openldap/var/openldap_data/
cp DB_CONFIG.example /www/openldap_data/DB_CONFIG

启动方法1：
/usr/local/openldap/libexe/slapd # 直接进入后台工作
启动方法2：
/usr/local/openldap/libexe/slapd -d 256 # 依旧在前端,有debug信息

rpm -ivh http://mirrors.ukfast.co.uk/sites/dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm 
yum install phpldapadmin

vim /etc/httpd/conf.d/phpldapadmin.conf
Allow from 127.0.0.1 192.168.0.0/16 # IP address you allow  
 
service httpd restart

vim /usr/share/phpldapadmin/config/config.php 
$servers->newServer('ldap_pla'); 
$servers->setValue('server','name','Linux LDAP'); 
$servers->setValue('server','host','127.0.0.1'); 
$servers->setValue('server','port',389); 
$servers->setValue('server','base',array('dc=abc,dc=com')); 
$servers->setValue('login','auth_type','cookie'); 
$servers->setValue('login','bind_id','cn=root,dc=abc,dc=com'); 
$servers->setValue('login','bind_pass','123456'); 
$servers->setValue('server','tls',false);

cat base.ldif 
dn: dc=ttlsa,dc=com
o: ldap
objectclass: dcObject
objectclass: organization

ldapadd -f base.ldif -x -D cn=admin,dc=ttlsa,dc=com -W
Enter LDAP Password: 
adding new entry "dc=ttlsa,dc=com"