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    <title>MongoDB Jira</title>
    <link>https://jira.mongodb.org</link>
    <description>This file is an XML representation of an issue</description>
    <language>en-us</language>    <build-info>
        <version>9.7.1</version>
        <build-number>970001</build-number>
        <build-date>13-04-2023</build-date>
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<item>
            <title>[CXX-1989] Reduce race conditions in SDAM error handling</title>
                <link>https://jira.mongodb.org/browse/CXX-1989</link>
                <project id="11980" key="CXX">C++ Driver</project>
                    <description>&lt;h4&gt;&lt;a name=&quot;Summaryofrequireddriverwork%3A&quot;&gt;&lt;/a&gt;Summary of required driver work:&lt;/h4&gt;
&lt;p&gt;Reduce race conditions in SDAM error handling. In summary, drivers will update their SDAM and error handling logic to:&lt;/p&gt;

&lt;p&gt;Add topologyVersion field to ServerDescription.&lt;br/&gt;
Ignore stale errors based on generation number and topologyVersion.&lt;br/&gt;
Implement SDAM spec tests for topologyVersion comparison.&lt;br/&gt;
Implement SDAM spec tests for handling mock application errors with the new tests in the tests/errors directory.&lt;/p&gt;

&lt;h4&gt;&lt;a name=&quot;Specchanges%3A&quot;&gt;&lt;/a&gt;Spec changes:&lt;/h4&gt;
&lt;p&gt;Spec commit (part 1 of 2):&lt;br/&gt;
Author: &lt;/p&gt;
{&apos;name&apos;: &apos;Shane Harvey&apos;, &apos;email&apos;: &apos;shane.harvey@mongodb.com&apos;, &apos;username&apos;: &apos;ShaneHarvey&apos;}
&lt;p&gt;Message: SPEC-1663 Reduce race conditions in SDAM error handling (#781)&lt;br/&gt;
Add topologyVersion field to ServerDescription.&lt;br/&gt;
Add SDAM spec tests for topologyVersion comparison.&lt;br/&gt;
Clients ignore stale errors based on generation number and topologyVersion.&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/specifications/commit/7dd9c008be6edaf65368787d5e91c2ac3aeb95b8&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/specifications/commit/7dd9c008be6edaf65368787d5e91c2ac3aeb95b8&lt;/a&gt;&lt;/p&gt;

&lt;p&gt;Spec commit (part 2 of 2):&lt;br/&gt;
Author: &lt;/p&gt;
{&apos;name&apos;: &apos;Shane Harvey&apos;, &apos;email&apos;: &apos;shane.harvey@mongodb.com&apos;, &apos;username&apos;: &apos;ShaneHarvey&apos;}
&lt;p&gt;Message: SPEC-1663 Add SDAM tests for detecting stale application errors (#787)&lt;br/&gt;
Add applicationErrors to configure mock errors.&lt;br/&gt;
Add pool generation to outcome assertion.&lt;br/&gt;
Add optional &quot;description&quot; field to each phase.&lt;br/&gt;
Add tests for network errors before/after handshake completes.&lt;br/&gt;
Add tests for not master errors pre/post 4.2.&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/specifications/commit/371e95b18f4783d485218bb1565970be10568e8a&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/specifications/commit/371e95b18f4783d485218bb1565970be10568e8a&lt;/a&gt;&lt;br/&gt;
See DRIVERS-1187 for updated details.&lt;/p&gt;
</description>
                <environment></environment>
        <key id="1313156">CXX-1989</key>
            <summary>Reduce race conditions in SDAM error handling</summary>
                <type id="4" iconUrl="https://jira.mongodb.org/secure/viewavatar?size=xsmall&amp;avatarId=14710&amp;avatarType=issuetype">Improvement</type>
                                            <priority id="3" iconUrl="https://jira.mongodb.org/images/icons/priorities/major.svg">Major - P3</priority>
                        <status id="6" iconUrl="https://jira.mongodb.org/images/icons/statuses/closed.png" description="The issue is considered finished, the resolution is correct. Issues which are closed can be reopened.">Closed</status>
                    <statusCategory id="3" key="done" colorName="success"/>
                                    <resolution id="9">Done</resolution>
                                        <assignee username="-1">Unassigned</assignee>
                                    <reporter username="backlog-server-pm">Backlog - Core Eng Program Management Team</reporter>
                        <labels>
                    </labels>
                <created>Mon, 13 Apr 2020 16:35:05 +0000</created>
                <updated>Fri, 29 May 2020 01:17:02 +0000</updated>
                            <resolved>Fri, 29 May 2020 01:17:02 +0000</resolved>
                                                                                        <votes>0</votes>
                                    <watches>2</watches>
                                                                                                                <comments>
                            <comment id="3141947" author="kevin.albertson" created="Fri, 29 May 2020 01:16:31 +0000"  >&lt;p&gt;C++ does not test SDAM tests since it relies entirely on libmongoc for SDAM.&lt;/p&gt;</comment>
                            <comment id="3047090" author="april.schoffer" created="Mon, 20 Apr 2020 14:51:23 +0000"  >&lt;p&gt;Should be taken care of in C.&lt;/p&gt;</comment>
                    </comments>
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            <issuekey id="1313155">CDRIVER-3615</issuekey>
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