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/YANGTOOLS-532 yangtools <p>YIN generated from openflow-protocol module is incomplete. See attachment.</p> <p>How to reproduce:</p> <ul class="alternate" type="square"> <li>running controller</li> <li>installed odl-openflowjava-protocol, odl-restonf features</li> <li>get http://<tt>controllerIP</tt>:8181/restconf/modules/module/openflow-protocol/2013-07-31/schema</li> <li>result is incomplete XML</li> </ul> <p>End of XML looks like:</p> <p>&lt;notification name="error-message"&gt;<br/> &lt;status value="current"&gt;&lt;/status&gt;<br/> &lt;reference&gt;<br/> &lt;text&gt;OFPT_ERROR message in Openflow Switch 1.3 Spec&lt;/text&gt;<br/> &lt;/reference&gt;<br/> &lt;uses name="error"&gt;&lt;/uses&gt;</p> <p>Other openflow-* YIN are generated fine, but openflow-protocol is fairly big, so maybe that's the issue.</p> <p>Operating System: All<br/> Platform: All</p> YANGTOOLS-532

YIN generation failed on openflow-protocol module

Bug Resolved Done Peter Kajsa Daniel Malachovsky Tue, 20 Oct 2015 15:29:05 +0000 Sun, 10 Apr 2022 18:35:40 +0000 Tue, 3 Nov 2015 08:48:49 +0000 0 3 <p>Attachment openflow-protocol.xml has been added with description: Response from /restconf/modules/module/openflow-protocol/2013-07-31/schema</p> <p>karaf log at the time of request:</p> <p>Caused by: javax.xml.stream.XMLStreamException: Prefix cannot be null<br/> at com.sun.xml.internal.stream.writers.XMLStreamWriterImpl.writeStartElement(XMLStreamWriterImpl.java:1295)<span class="error">&#91;:1.8.0_25&#93;</span><br/> at com.sun.xml.internal.stream.writers.XMLStreamWriterImpl.writeStartElement(XMLStreamWriterImpl.java:1273)<span class="error">&#91;:1.8.0_25&#93;</span><br/> at org.opendaylight.yangtools.yang.model.export.SingleModuleYinStatementWriter.writeStartXmlElement(SingleModuleYinStatementWriter.java:218)<span class="error">&#91;238:org.opendaylight.yangtools.yang-model-export:0.8.0.SNAPSHOT&#93;</span><br/> at org.opendaylight.yangtools.yang.model.export.SingleModuleYinStatementWriter.startStatement(SingleModuleYinStatementWriter.java:71)<span class="error">&#91;238:org.opendaylight.yangtools.yang-model-export:0.8.0.SNAPSHOT&#93;</span><br/> ... 52 more</p> <p>I took relevant set of YANG models from openflowjava &amp; ietf and export them via yang-model-export to YIN without any issue. I'll try to debug it further more...</p> <p>my latest findings while debugging mentioned request:<br/> there is an issue with yang-ext module as I can see status at relevant breakpoint:</p> <p>namespace: "urn:opendaylight:yang:extension:yang-ext""<br/> localName: "augment-identifier"</p> <p>In XMLStreamWriterImpl.writeStartElement() and then NamespaceContextImpl.getPrefix(namespaceURI) returns null as we can observe in log. I can't see mentioned namespace in collection where look-up occurs:</p> <p>0 = </p> {java.lang.String@13663} <p> "xml"<br/> 1 = </p> {java.lang.String@13664} <p> "http://www.w3.org/XML/1998/namespace"<br/> 2 = </p> {java.lang.String@13665} <p> "xmlns"<br/> 3 = </p> {java.lang.String@13666} <p> "http://www.w3.org/2000/xmlns/"<br/> 4 = </p> {java.lang.String@13195} ""<br/> 5 = {java.lang.String@13098} "urn:ietf:params:xml:ns:yang:yin:1"<br/> 6 = {java.lang.String@13195} <p> ""<br/> 7 = </p> {java.lang.String@13098} <p> "urn:ietf:params:xml:ns:yang:yin:1"<br/> 8 = </p> {java.lang.String@13667} <p> "yang"<br/> 9 = </p> {java.lang.String@13668} <p> "urn:ietf:params:xml:ns:yang:ietf-yang-types"<br/> 10 = </p> {java.lang.String@13669} <p> "oxm"<br/> 11 = </p> {java.lang.String@13670} <p> "urn:opendaylight:openflow:oxm"<br/> 12 = </p> {java.lang.String@13671} <p> "oft"<br/> 13 = </p> {java.lang.String@13672} <p> "urn:opendaylight:openflow:common:types"<br/> 14 = </p> {java.lang.String@13673} <p> "ofinstruction"<br/> 15 = </p> {java.lang.String@13674} <p> "urn:opendaylight:openflow:common:instruction"<br/> 16 = </p> {java.lang.String@13675} <p> "ofproto"<br/> 17 = </p> {java.lang.String@13676} <p> "urn:opendaylight:openflow:protocol"<br/> 18 = </p> {java.lang.String@13677} <p> "ofaction"<br/> 19 = </p> {java.lang.String@13678} <p> "urn:opendaylight:openflow:common:action"</p> <p>It needs further investigation.</p> <p>fix: <a href="https://git.opendaylight.org/gerrit/#/c/28894/1" class="external-link" target="_blank" rel="nofollow noopener">https://git.opendaylight.org/gerrit/#/c/28894/1</a></p> <p>Tested the fix, export works correctly now.</p> Development External issue ID 4504 External issue URL Issue Type ODL SR Target Milestone Priority Rank 0|i027t3: