<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Jan 29, 2015 at 2:22 PM, Douglas Mendizabal <span dir="ltr"><<a href="mailto:douglas.mendizabal@rackspace.com" target="_blank">douglas.mendizabal@rackspace.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div style="word-wrap:break-word"><br><div><span class=""><blockquote type="cite"><div>On Jan 29, 2015, at 1:19 PM, Doug Hellmann <<a href="mailto:doug@doughellmann.com" target="_blank">doug@doughellmann.com</a>> wrote:</div><br><div><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"><span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">On Thu, Jan 29, 2015, at 01:31 PM, Joe Gordon wrote:</span><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"><blockquote type="cite" style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px">On Thu, Jan 29, 2015 at 9:52 AM, Sean Dague <<a href="mailto:sean@dague.net" target="_blank">sean@dague.net</a>> wrote:<br><br><blockquote type="cite">So, honestly, yes.<br><br>For a library to release safely it must:<br><br>* have stable-compat jobs running (this was the issue with barbican client)<br>* if it has a stable/juno branch it must be pinned in stable/juno (this<br>was the issue on most of the oslo libs)<br><br></blockquote></blockquote><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"></div></blockquote><div><br></div></span>[snip]</div><span class=""><div><br><blockquote type="cite"><div><span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">Thanks to both of you for working on this!</span><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"><span style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;float:none;display:inline!important">Doug</span><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"><br style="font-family:Helvetica;font-size:12px;font-style:normal;font-variant:normal;font-weight:normal;letter-spacing:normal;line-height:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px"></div></blockquote></div><br></span><div>[snip]</div><div><br></div><div>+1  I definitely appreciate all the help sorting this out.  I think it’s good that we’ll have a stable-compat job in our gate now, but it’s still not clear to me how this would have prevented the problem?   Sure, we could have noticed that the global-requirements-sync CR was a breaking change in cinder/juno, but by that point the offending oslo library was already in global-requirements.</div><div><br></div><div>I’m still not sure what the barbican team needs to do going forward.  It seems that pinning an oslo lib pretty much forces every client using it to fork a stable branch?  If so, should we plan on supporting a stable/juno branch in python-barbicanclient which forks at 3.0.1 (the last juno compatible release?) and then back port fixes as 3.0.1.x?</div></div></blockquote><div><br></div><div><br></div><div>Going froward, we will pin the use of all uncapped libraries (including python clients) and not require dependency comparability with stable branches. This means if any bug or security fix is needed, you will need to backport it to a compatible cient version (done via a version range, or a compatible release: <a href="https://www.python.org/dev/peps/pep-0440/#compatible-release">https://www.python.org/dev/peps/pep-0440/#compatible-release</a>). So to answer your question, you may need to back port fixes to 3.0.1.x.</div><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex"><div style="word-wrap:break-word"><div><br></div><div>Thanks,</div><div>-Doug Mendizabal</div><span class=""><div><br></div><div>--------------------<br>Douglas Mendizábal<br>IRC: redrobot<br>PGP Key: 245C 7B6F 70E9 D8F3 F5D5  0CC9 AD14 1F30 2D58 923C</div></span></div><br>__________________________________________________________________________<br>
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