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<p class="MsoNormal">Hello, <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">At the moment KEA 1.4 runs in our production environment in a High Availability setup. We are rebuilding this production environment with a KEA 1.8 installation on Ubuntu 20.04 where KEA runs in LXC containers. KEA 1.8 is installed via
the Debian Cloudsmith repositories.<o:p></o:p></p>
<p class="MsoNormal">When we configure the kea-dhcp4 config without the <i>hooks-libraries</i> section, everything works fine. DHCP offers were sent to the test client. But, when we add the hooks-libraries section for the high availability configuration, we
get the error showed below:<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<ul style="margin-top:0in" type="disc">
<li class="MsoListParagraph" style="margin-left:0in;mso-list:l1 level1 lfo3"><b>DHCP4_CONFIG_LOAD_FAIL configuration error using file: /etc/kea/kea-dhcp4.conf, reason: One or more hook libraries failed to load<o:p></o:p></b></li></ul>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">We determined that the location of the hooks file is in: /usr/lib/x86_64-linux-gnu/kea/hooks/. First we saw that the permissions on these files were different compared to the KEA 1.4 servers. We corrected that by using the Ubuntu
<i>chmod 755 libdhcp_* </i>command in the directory. <o:p></o:p></p>
<p class="MsoNormal">After this change, the error above still shows up. <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Are there some extra steps needed to use the High Availability Hooks in KEA 1.8? The KEA 1.8 documentation states that the hook is part of the source code.
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Attached below you will find the hook-libraries section configuration we use within the Dhcp4 configuration. Note: we removed the name of the server and the IP address and we will add the secondary server later on. The problem for now is
that, the hooks won’t load. <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks in advance!<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"> "hooks-libraries": [<o:p></o:p></p>
<p class="MsoNormal"> {<o:p></o:p></p>
<p class="MsoNormal"> "library": "/usr/lib/x86_64-linux-gnu/kea/hooks/libdhcp_stat_cmds.so"<o:p></o:p></p>
<p class="MsoNormal"> },<o:p></o:p></p>
<p class="MsoNormal"> {<o:p></o:p></p>
<p class="MsoNormal"> "library": "/usr/lib/x86_64-linux-gnu/kea/hooks/libdhcp_lease_cmds.so",<o:p></o:p></p>
<p class="MsoNormal"> "parameters": { }<o:p></o:p></p>
<p class="MsoNormal"> },<o:p></o:p></p>
<p class="MsoNormal"> {<o:p></o:p></p>
<p class="MsoNormal"> "library": "/usr/lib/x86_64-linux-gnu/kea/hooks/libdhcp_ha.so",<o:p></o:p></p>
<p class="MsoNormal"> "parameters": {<o:p></o:p></p>
<p class="MsoNormal"> "high-availability": [ <o:p></o:p></p>
<p class="MsoNormal"> {<o:p></o:p></p>
<p class="MsoNormal"> "this-server-name": "<name>",<o:p></o:p></p>
<p class="MsoNormal"> "mode": "hot-standby",<o:p></o:p></p>
<p class="MsoNormal"> "heartbeat-delay": 10000,<o:p></o:p></p>
<p class="MsoNormal"> "max-response-delay": 10000,<o:p></o:p></p>
<p class="MsoNormal"> "max-ack-delay": 5000,<o:p></o:p></p>
<p class="MsoNormal"> "max-unacked-clients": 0,<o:p></o:p></p>
<p class="MsoNormal"> "peers": [<o:p></o:p></p>
<p class="MsoNormal"> {<o:p></o:p></p>
<p class="MsoNormal"> "name": "<name>",<o:p></o:p></p>
<p class="MsoNormal"> "url": "<ip>",<o:p></o:p></p>
<p class="MsoNormal"> "role": "primary",<o:p></o:p></p>
<p class="MsoNormal"> "auto-failover": true<o:p></o:p></p>
<p class="MsoNormal"> }<o:p></o:p></p>
<p class="MsoNormal"> ]<o:p></o:p></p>
<p class="MsoNormal"> }<o:p></o:p></p>
<p class="MsoNormal"> ]<o:p></o:p></p>
<p class="MsoNormal"> }<o:p></o:p></p>
<p class="MsoNormal"> }<o:p></o:p></p>
<p class="MsoNormal"> ],<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="color:black;mso-fareast-language:NL">Kind regards,</span><span style="color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:black;mso-fareast-language:NL"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span lang="NL" style="color:#7A137F;mso-fareast-language:NL">Niek Scheltens
</span></b><span lang="NL" style="font-size:8.0pt;color:black;mso-fareast-language:NL"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:NL"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="mso-fareast-language:NL"><o:p> </o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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