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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">Cool.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">I didn’t even know ansible had a BSD licensed example module. As we have a module expertise in our community already, I suspect we will start from zero code rather than introduce a BSD
license addendum to the Kolla repo.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">Regards<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri">-steve<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Calibri"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-family:Calibri;color:black">From: </span>
</b><span style="font-family:Calibri;color:black">Jeremy Stanley <fungi@yuggoth.org><br>
<b>Reply-To: </b>"OpenStack Development Mailing List (not for usage questions)" <openstack-dev@lists.openstack.org><br>
<b>Date: </b>Friday, November 4, 2016 at 4:05 PM<br>
<b>To: </b>"OpenStack Development Mailing List (not for usage questions)" <openstack-dev@lists.openstack.org><br>
<b>Subject: </b>Re: [openstack-dev] [tc][kolla] Ansible module with GPLv3<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">On 2016-11-04 22:50:10 +0000 (+0000), Jeremy Stanley wrote:<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">[...]<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">As I understand it, the challenge here is that plugins for Ansible<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">will by definition be derivative works of Ansible and thus inherit<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">their license choice. No amount of "clean room reimplementation"<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">will solve that unless you also reimplement Ansible under a<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">different license while you're at it.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">[...]<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">Further research suggests I'm wrong on this front. I was assuming<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">Ansible was providing a Python plug-in API here, in which case<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">coding to that would potentially create a derivative work. Instead<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">it looks like for at least some things they refer to as plug-ins<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">they pass around a JSON data structure which upstream Ansible has<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">said in the past they do not consider to result in plug-ins becoming<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">derivative works of Ansible. For example:<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black"><a href="https://github.com/ansible/ansible/blob/devel/lib/ansible/module_utils/basic.py">https://github.com/ansible/ansible/blob/devel/lib/ansible/module_utils/basic.py</a><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black"><a href="https://groups.google.com/forum/#!topic/ansible-project/GLwe3vbwTQk">https://groups.google.com/forum/#!topic/ansible-project/GLwe3vbwTQk</a><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black"><a href="https://github.com/ansible/ansible/issues/8864">https://github.com/ansible/ansible/issues/8864</a><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">So yes, as long as you don't fork or copy from a GPL'd plug-in, your<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">plug-in could be implemented in other licenses and could even copy<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">from Ansible's BSD-licensed basic module example.<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">--
<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black">Jeremy Stanley<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:Consolas;color:black"><o:p> </o:p></span></p>
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