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Add "thread dump" functionality (GUI, REST)
Thread dumps now can be requested via GUI or via REST. They can be global (all threads) or related to running tasks only. Dumps can be displayed or attached to respective tasks as diagnostic information.
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...c/main/java/com/evolveum/midpoint/web/page/admin/configuration/InternalsThreadsPanel.html
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| <?xml version="1.0" encoding="UTF-8"?> | ||
| <!-- | ||
| ~ Copyright (c) 2010-2019 Evolveum | ||
| ~ | ||
| ~ Licensed under the Apache License, Version 2.0 (the "License"); | ||
| ~ you may not use this file except in compliance with the License. | ||
| ~ You may obtain a copy of the License at | ||
| ~ | ||
| ~ http://www.apache.org/licenses/LICENSE-2.0 | ||
| ~ | ||
| ~ Unless required by applicable law or agreed to in writing, software | ||
| ~ distributed under the License is distributed on an "AS IS" BASIS, | ||
| ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| ~ See the License for the specific language governing permissions and | ||
| ~ limitations under the License. | ||
| --> | ||
|
|
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| <html xmlns="http://www.w3.org/1999/xhtml" xmlns:wicket="http://wicket.apache.org"> | ||
| <body> | ||
| <wicket:panel> | ||
| <div class="row"> | ||
| <div class="col-md-6"> | ||
| <h3><wicket:message key="PageInternals.title.threads"/></h3> | ||
| <textarea wicket:id="result"></textarea> | ||
| <p/> | ||
| <div class="main-button-bar"> | ||
| <a class="btn btn-primary" wicket:id="showAllThreads"/> | ||
| <a class="btn btn-primary" wicket:id="showTasksThreads"/> | ||
| <a class="btn btn-primary" wicket:id="recordTasksThreads"/> | ||
| </div> | ||
| </div> | ||
| </div> | ||
| </wicket:panel> | ||
| </body> | ||
| </html> |
145 changes: 145 additions & 0 deletions
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...c/main/java/com/evolveum/midpoint/web/page/admin/configuration/InternalsThreadsPanel.java
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| /* | ||
| * Copyright (c) 2010-2019 Evolveum | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| package com.evolveum.midpoint.web.page.admin.configuration; | ||
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| import com.evolveum.midpoint.gui.api.component.BasePanel; | ||
| import com.evolveum.midpoint.schema.constants.SchemaConstants; | ||
| import com.evolveum.midpoint.schema.result.OperationResult; | ||
| import com.evolveum.midpoint.task.api.Task; | ||
| import com.evolveum.midpoint.util.exception.CommonException; | ||
| import com.evolveum.midpoint.util.logging.LoggingUtils; | ||
| import com.evolveum.midpoint.util.logging.Trace; | ||
| import com.evolveum.midpoint.util.logging.TraceManager; | ||
| import com.evolveum.midpoint.web.component.AceEditor; | ||
| import com.evolveum.midpoint.web.component.AjaxButton; | ||
| import com.evolveum.midpoint.web.component.util.VisibleEnableBehaviour; | ||
| import org.apache.wicket.ajax.AjaxRequestTarget; | ||
| import org.apache.wicket.model.IModel; | ||
| import org.apache.wicket.model.Model; | ||
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| public class InternalsThreadsPanel extends BasePanel<Void> { | ||
|
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| private static final Trace LOGGER = TraceManager.getTrace(InternalsThreadsPanel.class); | ||
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| private static final long serialVersionUID = 1L; | ||
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| private static final String ID_RESULT = "result"; | ||
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| private static final String ID_SHOW_ALL_THREADS = "showAllThreads"; | ||
| private static final String ID_SHOW_TASKS_THREADS = "showTasksThreads"; | ||
| private static final String ID_RECORD_TASKS_THREADS = "recordTasksThreads"; | ||
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| private IModel<String> resultModel = Model.of((String) null); | ||
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| public InternalsThreadsPanel(String id) { | ||
| super(id); | ||
| } | ||
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| @Override | ||
| protected void onInitialize() { | ||
| super.onInitialize(); | ||
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| AceEditor result = new AceEditor(ID_RESULT, resultModel); | ||
| result.setReadonly(true); | ||
| result.setResizeToMaxHeight(true); | ||
| result.setMode(null); | ||
| result.add(new VisibleEnableBehaviour() { | ||
| @Override | ||
| public boolean isVisible() { | ||
| return resultModel.getObject() != null; | ||
| } | ||
| }); | ||
| add(result); | ||
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| add(new AjaxButton(ID_SHOW_ALL_THREADS, createStringResource("InternalsThreadsPanel.button.showAllThreads")) { | ||
| private static final long serialVersionUID = 1L; | ||
| @Override | ||
| public void onClick(AjaxRequestTarget target) { | ||
| executeShowAllThreads(target); | ||
| } | ||
| }); | ||
| add(new AjaxButton(ID_SHOW_TASKS_THREADS, createStringResource("InternalsThreadsPanel.button.showTasksThreads")) { | ||
| private static final long serialVersionUID = 1L; | ||
| @Override | ||
| public void onClick(AjaxRequestTarget target) { | ||
| executeShowTasksThreads(target); | ||
| } | ||
| }); | ||
| add(new AjaxButton(ID_RECORD_TASKS_THREADS, createStringResource("InternalsThreadsPanel.button.recordTasksThreads")) { | ||
| private static final long serialVersionUID = 1L; | ||
| @Override | ||
| public void onClick(AjaxRequestTarget target) { | ||
| executeRecordTasksThreads(target); | ||
| } | ||
| }); | ||
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| } | ||
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| private void executeShowAllThreads(AjaxRequestTarget target) { | ||
| Task task = getPageBase().createSimpleTask(InternalsThreadsPanel.class.getName() + ".executeShowAllThreads"); | ||
| OperationResult result = task.getResult(); | ||
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| try { | ||
| String dump = getPageBase().getTaskService().getThreadsDump(task, result); | ||
| LOGGER.debug("Threads:\n{}", dump); | ||
| resultModel.setObject(dump); | ||
| } catch (CommonException | RuntimeException e) { | ||
| result.recordFatalError("Couldn't get threads", e); | ||
| LoggingUtils.logUnexpectedException(LOGGER, "Couldn't get threads", e); | ||
| } finally { | ||
| result.computeStatus(); | ||
| } | ||
| getPageBase().showResult(result); | ||
| target.add(this, getPageBase().getFeedbackPanel()); | ||
| } | ||
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| private void executeShowTasksThreads(AjaxRequestTarget target) { | ||
| Task task = getPageBase().createSimpleTask(InternalsThreadsPanel.class.getName() + ".executeShowTasksThreads"); | ||
| OperationResult result = task.getResult(); | ||
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| try { | ||
| String dump = getPageBase().getTaskService().getRunningTasksThreadsDump(task, result); | ||
| LOGGER.debug("Running tasks' threads:\n{}", dump); | ||
| resultModel.setObject(dump); | ||
| } catch (CommonException | RuntimeException e) { | ||
| result.recordFatalError("Couldn't get tasks' threads", e); | ||
| LoggingUtils.logUnexpectedException(LOGGER, "Couldn't get tasks' threads", e); | ||
| } finally { | ||
| result.computeStatus(); | ||
| } | ||
| getPageBase().showResult(result); | ||
| target.add(this, getPageBase().getFeedbackPanel()); | ||
| } | ||
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| private void executeRecordTasksThreads(AjaxRequestTarget target) { | ||
| Task task = getPageBase().createSimpleTask(InternalsThreadsPanel.class.getName() + ".executeRecordTasksThreads"); | ||
| OperationResult result = task.getResult(); | ||
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| try { | ||
| String info = getPageBase().getTaskService().recordRunningTasksThreadsDump(SchemaConstants.USER_REQUEST_URI, task, result); | ||
| resultModel.setObject(info); | ||
| } catch (CommonException | RuntimeException e) { | ||
| result.recordFatalError("Couldn't record tasks' threads", e); | ||
| LoggingUtils.logUnexpectedException(LOGGER, "Couldn't record tasks' threads", e); | ||
| } finally { | ||
| result.computeStatus(); | ||
| } | ||
| getPageBase().showResult(result); | ||
| target.add(this, getPageBase().getFeedbackPanel()); | ||
| } | ||
|
|
||
| } |
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