NIS Protocols

Goal

We want to map the following entry from /etc/protocols:

ip      0       IP

into the following LDAP entry in Penrose:

dn: cn=ip,ou=Protocols,dc=NIS,dc=Example,dc=com
objectClass: ipProtocol
ipProtocolNumber: 0
cn: ip
cn: IP

Solution

First we create the source:

<source name="protocols">

    <connection-name>NIS</connection-name>

    <field name="cn" primaryKey="true"/>
    <field name="ipProtocolNumber"/>
    <field name="description"/>

    <parameter>
      <param-name>objectClasses</param-name>
      <param-value>ipProtocol</param-value>
    </parameter>
    <parameter>
      <param-name>base</param-name>
      <param-value>system/protocols.byname</param-value>
    </parameter>
    <parameter>
      <param-name>scope</param-name>
      <param-value>ONELEVEL</param-value>
    </parameter>

</source>

Then we create the mapping:

<entry dn="cn=...,ou=Protocols,dc=NIS,dc=Example,dc=com">

    <oc>ipProtocol</oc>

    <at name="cn" rdn="true">
      <variable>p.primaryKey.cn</variable>
    </at>
    <at name="cn">
      <variable>p.cn</variable>
    </at>
    <at name="ipProtocolNumber">
      <variable>p.ipProtocolNumber</variable>
    </at>
    <at name="description">
      <variable>p.description</variable>
    </at>

    <source name="p">
      <source-name>protocols</source-name>
      <field name="cn" primaryKey="true">
        <variable>rdn.cn</variable>
      </field>
      <field name="cn">
        <variable>cn</variable>
      </field>
      <field name="ipProtocolNumber">
        <variable>ipProtocolNumber</variable>
      </field>
      <field name="description">
        <variable>description</variable>
      </field>
    </source>

</entry>