https://jira.opendaylight.org This file is an XML representation of an issue en-us 8.20.10 820010 22-06-2022 https://jira.opendaylight.org/browse/OPNFLWPLUG-33 OpenFlowPlugin <p>The augmentation FlowCapableNode does not contain the Group details present in the switch. All other Stats are present in the augmentation(Meter,Flow).</p> <p>The Group Array is showing as empty.</p> <p>I am receiving the GroupStats and it is correctly storing the Stats in the Operational datastore. </p> <p>Reading from the same is the issue.</p> <p>Operating System: Linux<br/> Platform: PC</p> OPNFLWPLUG-33

Not able to read GroupStats from Operational data

Bug Resolved Done Michal Rehak Tushar Goyal Fri, 17 Jan 2014 06:29:19 +0000 Mon, 27 Sep 2021 09:01:01 +0000 Sun, 26 Jan 2014 15:19:46 +0000 General 0 4 <p>&lt;html&gt;&lt;head&gt;&lt;title&gt;Apache Tomcat/7.0.32 - Error report&lt;/title&gt;&lt;style&gt;&lt;!--H1 </p> {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:22px;} <p> H2 </p> {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:16px;} <p> H3 </p> {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:14px;} <p> BODY </p> {font-family:Tahoma,Arial,sans-serif;color:black;background-color:white;} <p> B </p> {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;} <p> P </p> {font-family:Tahoma,Arial,sans-serif;background:white;color:black;font-size:12px;} <p>A </p> {color : black;} <p>A.name </p> {color : black;} <p>HR </p> {color : #525D76;} <p>--&gt;&lt;/style&gt; &lt;/head&gt;&lt;body&gt;&lt;h1&gt;HTTP Status 500 - &lt;/h1&gt;&lt;HR size="1" noshade="noshade"&gt;&lt;p&gt;&lt;b&gt;type&lt;/b&gt; Exception report&lt;/p&gt;&lt;p&gt;&lt;b&gt;message&lt;/b&gt; &lt;u&gt;&lt;/u&gt;&lt;/p&gt;&lt;p&gt;&lt;b&gt;description&lt;/b&gt; &lt;u&gt;The server encountered an internal error that prevented it from fulfilling this request.&lt;/u&gt;&lt;/p&gt;&lt;p&gt;&lt;b&gt;exception&lt;/b&gt; &lt;pre&gt;java.lang.IllegalArgumentException<br/> com.google.common.base.Preconditions.checkArgument(Preconditions.java:76)<br/> org.opendaylight.controller.sal.restconf.impl.ControllerContext.addKeyValue(ControllerContext.java:682)<br/> org.opendaylight.controller.sal.restconf.impl.ControllerContext.collectPathArguments(ControllerContext.java:596)<br/> org.opendaylight.controller.sal.restconf.impl.ControllerContext.collectPathArguments(ControllerContext.java:612)<br/> org.opendaylight.controller.sal.restconf.impl.ControllerContext.collectPathArguments(ControllerContext.java:612)<br/> org.opendaylight.controller.sal.restconf.impl.ControllerContext.toInstanceIdentifier(ControllerContext.java:160)<br/> org.opendaylight.controller.sal.restconf.impl.RestconfImpl.resolveInstanceIdentifier(RestconfImpl.java:384)<br/> org.opendaylight.controller.sal.restconf.impl.RestconfImpl.readData(RestconfImpl.java:165)<br/> sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)<br/> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)<br/> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)<br/> java.lang.reflect.Method.invoke(Method.java:606)<br/> com.sun.jersey.spi.container.JavaMethodInvokerFactory$1.invoke(JavaMethodInvokerFactory.java:60)<br/> com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$TypeOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:185)<br/> com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:75)<br/> com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:302)<br/> com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)<br/> com.sun.jersey.server.impl.uri.rules.ResourceObjectRule.accept(ResourceObjectRule.java:100)<br/> com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)<br/> com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:84)<br/> com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1511)<br/> com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1442)<br/> com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1391)<br/> com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1381)<br/> com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:416)<br/> com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:538)<br/> com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:716)<br/> javax.servlet.http.HttpServlet.service(HttpServlet.java:848)<br/> org.apache.catalina.filters.CorsFilter.handleNonCORS(CorsFilter.java:440)<br/> org.apache.catalina.filters.CorsFilter.doFilter(CorsFilter.java:179)<br/> &lt;/pre&gt;&lt;/p&gt;&lt;p&gt;&lt;b&gt;note&lt;/b&gt; &lt;u&gt;The full stack trace of the root cause is available in the Apache Tomcat/7.0.32 logs.&lt;/u&gt;&lt;/p&gt;&lt;HR size="1" noshade="noshade"&gt;&lt;h3&gt;Apache Tomcat/7.0.32&lt;/h3&gt;&lt;/body&gt;&lt;/html&gt;</p> <p>Anil, could you check the statisticsmanager code to see if there is an issue there?</p> <p>Hi Ed/Tushar,</p> <p>I manually added group to the switch and i can see the group stats when i access the node details using following restconf uri:</p> <p><a href="http://localhost:8080/restconf/operational/opendaylight-inventory:nodes/node/openflow:1/" class="external-link" target="_blank" rel="nofollow noopener">http://localhost:8080/restconf/operational/opendaylight-inventory:nodes/node/openflow:1/</a></p> <p> &lt;group <br/> xmlns="urn:opendaylight:group:types"&gt;<br/> &lt;group-desc <br/> xmlns="urn:opendaylight:group:statistics"&gt;<br/> &lt;group-type&gt;group-select&lt;/group-type&gt;<br/> &lt;buckets&gt;<br/> &lt;bucket&gt;<br/> &lt;action&gt;<br/> &lt;output-action&gt;<br/> &lt;max-length&gt;0&lt;/max-length&gt;<br/> &lt;output-node-connector&gt;1&lt;/output-node-connector&gt;<br/> &lt;/output-action&gt;<br/> &lt;order&gt;0&lt;/order&gt;<br/> &lt;/action&gt;<br/> &lt;weight&gt;10&lt;/weight&gt;<br/> &lt;bucket-id&gt;0&lt;/bucket-id&gt;<br/> &lt;watch_group&gt;4294967295&lt;/watch_group&gt;<br/> &lt;watch_port&gt;4294967295&lt;/watch_port&gt;<br/> &lt;/bucket&gt;<br/> &lt;/buckets&gt;<br/> &lt;group-id&gt;2&lt;/group-id&gt;<br/> &lt;/group-desc&gt;<br/> &lt;group-id&gt;2&lt;/group-id&gt;<br/> &lt;group-statistics <br/> xmlns="urn:opendaylight:group:statistics"&gt;<br/> &lt;byte-count&gt;0&lt;/byte-count&gt;<br/> &lt;duration&gt;<br/> &lt;nanosecond&gt;988000&lt;/nanosecond&gt;<br/> &lt;second&gt;1390150039&lt;/second&gt;<br/> &lt;/duration&gt;<br/> &lt;buckets&gt;<br/> &lt;bucket-counter&gt;<br/> &lt;byte-count&gt;0&lt;/byte-count&gt;<br/> &lt;bucket-id&gt;0&lt;/bucket-id&gt;<br/> &lt;packet-count&gt;0&lt;/packet-count&gt;<br/> &lt;/bucket-counter&gt;<br/> &lt;/buckets&gt;<br/> &lt;packet-count&gt;0&lt;/packet-count&gt;<br/> &lt;ref-count&gt;0&lt;/ref-count&gt;<br/> &lt;group-id&gt;2&lt;/group-id&gt;<br/> &lt;/group-statistics&gt;<br/> &lt;/group&gt;</p> <p>But when i tried to access this specific group using its id(2)</p> <p><a href="http://localhost:8080/restconf/operational/opendaylight-inventory:nodes/node/openflow:1/group/2" class="external-link" target="_blank" rel="nofollow noopener">http://localhost:8080/restconf/operational/opendaylight-inventory:nodes/node/openflow:1/group/2</a></p> <p>i get the exception which prasanna pasted above.</p> <p>I looked at the yang models and statistics manager code, but didn't find any obvious issue.</p> <p>Can we get someone from restconf team to have a quick look at it and see why restconf is throwing this exception?</p> <p>Probably that's the reason tushar is not able to fetch list of groups programmatically. </p> <p>Thanks<br/> Anil</p> <p>I had chat with Martin Sunal, and it seems to be bug in Yangtools.</p> <p>Martin will open new bug and mark this bug as a dependent on the new one.</p> <p>there is a <a href="https://jira.opendaylight.org/browse/YANGTOOLS-75" title="key from ListSchemaNode has different revision" class="issue-link" data-issue-key="YANGTOOLS-75"><del>YANGTOOLS-75</del></a> which has to be resolved in yangtools.</p> <p>Still the group are not received while testing using the CommmandProvider.</p> <p>Using REST, I am able to get specific group level Stats.</p> <p>The command line commands for testing the groupStats are checked-in in OpenflowpluginStatsCommandProvider.java</p> <p>Methods: _groupStats<br/> _groupDescStats</p> <p>Retested:</p> <ul class="alternate" type="square"> <li>group can be added via osgi command "addGroup openflow:1"</li> <li>group can be then removed via osgi command "removeGroup openflow:1"</li> <li>on cpqd switch this group can be seen via comand "sudo dpctl unix:/tmp/s1 stats-group"</li> </ul> <ul class="alternate" type="square"> <li>group xml can be GET via rest (<a href="http://localhost:8080/restconf/config/opendaylight-inventory:nodes/node/openflow:1/group/1" class="external-link" target="_blank" rel="nofollow noopener">http://localhost:8080/restconf/config/opendaylight-inventory:nodes/node/openflow:1/group/1</a>)</li> </ul> <ul class="alternate" type="square"> <li>group item can be deleted via rest</li> <li>group item CAN NOT be inserted into config datastore via rest</li> </ul> <p>Tony is working on including patched bundle into master.</p> <p>Fixed by<br/> <a href="https://git.opendaylight.org/gerrit/#/c/4801/" class="external-link" target="_blank" rel="nofollow noopener">https://git.opendaylight.org/gerrit/#/c/4801/</a></p> <p>Reason: group delete request must NOT contain buckets definition (OF-1.3.2::6.5 Group Table Modification Messages)</p> Blocks YANGTOOLS-75 Development External issue ID 317 External issue URL Rank 0|i02ynj: