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/NETCONF-953 netconf <ol> <li>Run Karaf and install odl-netconf-topology and odl-restconf-nb features</li> <li>Change use SSE setting to use-sse=false in restconf-nb-(5.0.2-SNAPSHOT)-config.cfg</li> <li>Run Postman collection requests #1 and #2 to create data change event subscription.</li> <li>In Linux command line run: wscat --header "Authorization: Basic YWRtaW46YWRtaW4=" -c ws://localhost:8181/rests/data-change-event-subscription/network-topology:network-topology/datastore=CONFIGURATION/scope=SUBTREE</li> </ol> <p>You will get response 500, see attached karaf.log.</p> <p> </p> NETCONF-953

Unable to load org.eclipse.jetty.websocket.server.WebSocketServerFactory

Bug Highest Resolved Done Ruslan Kashapov Ivan Hrasko pt regression Wed, 8 Feb 2023 13:14:06 +0000 Sun, 26 Feb 2023 13:43:20 +0000 Sun, 26 Feb 2023 13:42:19 +0000 4.0.6 5.0.3 restconf-nb 0 3 <p> </p> <p>Hmm:</p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java"> Caused by: java.lang.ClassNotFoundException: org.eclipse.jetty.websocket.server.WebSocketServerFactory cannot be found by org.opendaylight.netconf.restconf-nb_5.0.2.SNAPSHOT     at org.eclipse.osgi.internal.loader.BundleLoader.generateException(BundleLoader.java:541) ~[?:?]     at org.eclipse.osgi.internal.loader.BundleLoader.findClass0(BundleLoader.java:536) ~[?:?]     at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:416) ~[?:?]     at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:168) ~[?:?]     at java.lang.<span class="code-object">ClassLoader</span>.loadClass(<span class="code-object">ClassLoader</span>.java:520) ~[?:?]     at java.lang.<span class="code-object">Class</span>.forName0(Native Method) ~[?:?]     at java.lang.<span class="code-object">Class</span>.forName(<span class="code-object">Class</span>.java:467) ~[?:?]     at org.eclipse.jetty.websocket.servlet.WebSocketServletFactory$Loader.load(WebSocketServletFactory.java:48) ~[bundleFile:9.4.50.v20221201]     ... 36 more</pre> </div></div> <p>in the context of:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>java.lang.RuntimeException: Unable to load org.eclipse.jetty.websocket.server.WebSocketServerFactory     at org.eclipse.jetty.websocket.servlet.WebSocketServletFactory$Loader.load(WebSocketServletFactory.java:54) ~[bundleFile:9.4.50.v20221201]     at org.eclipse.jetty.websocket.servlet.WebSocketServlet.init(WebSocketServlet.java:140) ~[bundleFile:9.4.50.v20221201]     at javax.servlet.GenericServlet.init(GenericServlet.java:180) ~[bundleFile:4.0.4]     at org.ops4j.pax.web.service.spi.servlet.OsgiInitializedServlet.init(OsgiInitializedServlet.java:68) ~[bundleFile:?]     at org.eclipse.jetty.servlet.ServletHolder$Wrapper.init(ServletHolder.java:1345) ~[bundleFile:9.4.50.v20221201] </pre> </div></div> <p>feels like a Jetty-side issue in OSGi context: Class.forName() is run-of-the mill instantiation. If jetty.websocket.server wants to be found by that call, it should be attaching as a fragment to jetty.websocket.server.</p> <p> </p> <p>On the other hand, restconf-nb is the context bundle and hence it should be doing one of:</p> <ul> <li>Import-Package org.eclipse.jetty.websocket.server.WebSocketServerFactory</li> <li>Dynamic-Import-Package org.eclipse.jetty.websocket.server.WebSocketServerFactory</li> </ul> <p>Since this is static wiring, we should be okay with former, as it should be immediately satisfied.</p> <p>Still on the first hand <img class="emoticon" src="https://jira.opendaylight.org/images/icons/emoticons/smile.png" height="16" width="16" align="absmiddle" alt="" border="0"/>, RESTCONF as such should not care about Jetty (or Undertow, or whatever), really, but I do not remember how well that works in practice.</p> <p>issue is caused by unsatisfied dependency on jetty's websocket-server bundle, <br/> it was expected to be dynamically imported (via websocket-servlet manifest).<br/> Explicit definition of restconf-nb bundle dependency on websocket-servlet fixes the case.</p> Blocks NETCONF-970 NETCONF-483 Development Rank 0|i0448f: