<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto">Ratan,<div><br></div><div>I am not qualified to comment on “how”, but I see value in a BMC that can license features. However, it should cover both hardware and firmware. I can imagine licensed algorithms implemented as firmware. </div><div><br></div><div>Given that a licensed feature might impact availability of information via gui or service, it must support queries for availability so services can behave properly when enabled and disabled.</div><div><br></div><div>Mike<br><br><div dir="ltr">Sent from my iPad</div><div dir="ltr"><br><blockquote type="cite">On May 4, 2021, at 1:43 AM, Ratan Gupta <ratankgupta31@gmail.com> wrote:<br><br></blockquote></div><blockquote type="cite"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div>Hi Team,</div><div><br></div><div>Any comments on the below proposal?</div><div><br></div><div>Ratan<br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Apr 30, 2021 at 11:45 PM Ratan Gupta <<a href="mailto:ratankgupta31@gmail.com" target="_blank">ratankgupta31@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><pre style="box-sizing:inherit;margin:4px 0px;padding:8px;font-size:12px;line-height:1.50001;font-variant-ligatures:none;white-space:pre-wrap;word-break:normal;font-family:Monaco,Menlo,Consolas,"Courier New",monospace;border-radius:4px;color:rgb(29,28,29);font-style:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:left;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration-style:initial;text-decoration-color:initial">Hi All,<br><br><span style="box-sizing:inherit;display:block;height:unset"></span>I would like to introduce a dbus model proposal around pay for access features.<span style="box-sizing:inherit;display:block;height:unset"></span>Normally IBM system ships with more hardware than was purchased, which can be unlocked later.<br><br style="box-sizing:inherit">Features could be <span style="box-sizing:inherit;display:block;height:unset"></span>1) AIX enabled/disabled <br style="box-sizing:inherit">2) How many processors are enabled<br style="box-sizing:inherit">3) How much memory is enabled<br><br><span style="box-sizing:inherit;display:block;height:unset"></span><b>Proposed Model:</b><br><br><span style="box-sizing:inherit;display:block;height:unset"></span>The model consists of following main entities:<span style="box-sizing:inherit;display:block;height:unset"></span>1 - licenses - these objects represents the features. There will be a license represnting <br>feature(one is to one relation ship) and these objects have state - active, inactive, unknown, etc.<br style="box-sizing:inherit">These objects could implement the Delete interface for when a client wishes to disable the license/feature.<br><br><span style="box-sizing:inherit;display:block;height:unset"></span><span style="box-sizing:inherit;display:block;height:unset"></span>2 - manager - the manager object (distinct from freedesktop object manager) provides a method<br>interface to create new license objects.<br><br><span style="box-sizing:inherit;display:block;height:unset"></span><b>Alternate Dbus Model:</b><br><br><span style="box-sizing:inherit;display:block;height:unset"></span>1 - Licenses: these objects represent an agreement. These objects have an<br style="box-sizing:inherit">association to one or more features, and these objects have state - active,inactive, unknown, etc.<br>These objects could implement the Delete interface for when a client wishes to disable the license.<br><br><span style="box-sizing:inherit;display:block;height:unset"></span>2 - Features: these objects describe the features available.<br style="box-sizing:inherit">Feature objects would be static and implementation/platform defined. A BMC or host firmware update <br>could potentially add or remove the available features exposed as dbus objects. At the moment the <br>only feature attribute I can think of is a name and the feature status.<br><br><span style="box-sizing:inherit;display:block;height:unset"></span>3 Manager - the manager object (distinct from freedesktop object manager)<br style="box-sizing:inherit">provides a method interface to create new license objects.<br><br><span style="box-sizing:inherit;display:block;height:unset"></span><span style="box-sizing:inherit;display:block;height:unset"></span>The difference between two models are<span style="box-sizing:inherit;display:block;height:unset"></span>In the alternate Dbus model we are keeping the feature Dbus object and the License have an associated features<br style="box-sizing:inherit">In the proposed model we are only keeping the license D-bus object which represent the feature.<br><br><span style="box-sizing:inherit;display:block;height:unset"></span><span style="box-sizing:inherit;display:block;height:unset"></span>Flow would be as below with the proposed model -<span style="box-sizing:inherit;display:block;height:unset"></span>1/ Manager object would be having interface like upload (License activation key)<br style="box-sizing:inherit">2/ On IBM systems we send this key to the host firmware which activates the features<br style="box-sizing:inherit">3/ Host Firmware sends the activated feature list to the BMC<br style="box-sizing:inherit">4/ BMC creates the licenses for the activated features<br><br><span style="box-sizing:inherit;display:block;height:unset"></span><span style="box-sizing:inherit;display:block;height:unset"></span>I suspect an implementation of the above flow is highly IBM specific, <br style="box-sizing:inherit">but I hope some of you have some feedback that might enable some collaboration. <br style="box-sizing:inherit">If not - where should we put this application?<br></pre><pre style="box-sizing:inherit;margin:4px 0px;padding:8px;font-size:12px;line-height:1.50001;font-variant-ligatures:none;white-space:pre-wrap;word-break:normal;font-family:Monaco,Menlo,Consolas,"Courier New",monospace;border-radius:4px;color:rgb(29,28,29);font-style:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:left;text-indent:0px;text-transform:none;word-spacing:0px;text-decoration-style:initial;text-decoration-color:initial">Ratan<br></pre></div>
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