de.mhus.cherry.reactive.karaf.CmdProcessEngine Maven / Gradle / Ivy
/**
* Copyright 2018 Mike Hummel
*
* 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 de.mhus.cherry.reactive.karaf;
import java.util.Map.Entry;
import java.util.UUID;
import org.apache.karaf.shell.api.action.Action;
import org.apache.karaf.shell.api.action.Argument;
import org.apache.karaf.shell.api.action.Command;
import org.apache.karaf.shell.api.action.Option;
import org.apache.karaf.shell.api.action.lifecycle.Service;
import de.mhus.cherry.reactive.model.engine.PCase;
import de.mhus.cherry.reactive.model.engine.PCaseInfo;
import de.mhus.cherry.reactive.model.engine.PEngine;
import de.mhus.cherry.reactive.model.engine.PNode;
import de.mhus.cherry.reactive.model.engine.PNodeInfo;
import de.mhus.cherry.reactive.model.engine.SearchCriterias;
import de.mhus.cherry.reactive.osgi.IEngineAdmin;
import de.mhus.cherry.reactive.osgi.ReactiveAdmin;
import de.mhus.lib.core.MApi;
import de.mhus.lib.core.MLog;
import de.mhus.lib.core.MProperties;
import de.mhus.lib.core.MString;
import de.mhus.lib.core.MPeriod;
import de.mhus.lib.core.console.ConsoleTable;
@Command(scope = "reactive", name = "pengine", description = "Engine modifiations")
@Service
public class CmdProcessEngine extends MLog implements Action {
@Argument(index=0, name="cmd", required=true, description="Command:\n"
+ " parameter [*] - set engine configuration parameters. Will not be saved by default.\n"
+ " fire external [*] - fire external event\n"
+ " fire message [*] - fire message to case or * for any case\n"
+ " fire signal [*] - fire signal to the engine\n"
+ " uninstall - uninstall process\n"
+ " install [*] - install process, give pathes to jar files or 'classes' folders\n"
+ " cleanup - execute engine cleanup\n"
+ " step - execute engine next step\n"
+ " save - save engine configuration\n"
+ " load - load engine configuration\n"
+ " state - print current engine state\n"
+ " suspend - suspent automatic engine steps\n"
+ " resume - resume automatic engine steps\n"
+ " start - start engine\n"
+ " stop - stop and destroy engine\n"
+ " archive [*] - archive special cases or all (if no id is set)\n"
+ " execute - executes the uri, e.g. bpm://process/pool to start a case\n"
+ " health\n"
+ "", multiValued=false)
String cmd;
@Argument(index=1, name="parameters", required=false, description="Parameters", multiValued=true)
String[] parameters;
@Option(name="-f", aliases="--full", description="Print full table output",required=false)
private boolean full;
@Override
public Object execute() throws Exception {
ReactiveAdmin api = MApi.lookup(ReactiveAdmin.class);
if (cmd.equals("execute")) {
System.out.println(api.getEngine().doExecute(parameters[0]));
} else
if (cmd.equals("cleanup")) {
IEngineAdmin uiApi = MApi.lookup(IEngineAdmin.class);
uiApi.cleanupCache();
System.out.println("OK");
} else
if (cmd.equals("fire")) {
if (parameters[0].equals("external")) {
MProperties p = new MProperties();
for (int i = 2; i < parameters.length; i++) {
String parts = parameters[i];
String k = MString.beforeIndex(parts, '=');
String v = MString.afterIndex(parts, '=');
p.put(k, v);
}
api.getEngine().fireExternal(UUID.fromString(parameters[1]), null, p);
System.out.println("OK");
} else
if (parameters[0].equals("message")) {
MProperties p = new MProperties();
for (int i = 3; i < parameters.length; i++) {
String parts = parameters[i];
String k = MString.beforeIndex(parts, '=');
String v = MString.afterIndex(parts, '=');
p.put(k, v);
}
if (parameters[1].equals("*"))
api.getEngine().fireMessage(null, parameters[2], p);
else
api.getEngine().fireMessage(UUID.fromString(parameters[1]), parameters[2], p);
System.out.println("OK");
} else
if (parameters[0].equals("signal")) {
MProperties p = new MProperties();
for (int i = 2; i < parameters.length; i++) {
String parts = parameters[i];
String k = MString.beforeIndex(parts, '=');
String v = MString.afterIndex(parts, '=');
p.put(k, v);
}
api.getEngine().fireSignal(parameters[1], p);
System.out.println("OK");
} else {
System.out.println("Unknown type");
}
} else
if (cmd.equals("uninstall")) {
api.removeProcess(parameters[0]);
} else
if (cmd.equals("install")) {
System.out.println(api.addProcess(parameters, true));
} else
if (cmd.equals("cleanup")) {
api.getEngine().cleanupCases();
System.out.println("OK");
} else
if (cmd.equals("step")) {
api.getEngine().processNodes();
System.out.println("OK");
} else
if (cmd.equals("parameters")) {
PEngine persistent = api.getEnginePersistence();
if (parameters != null) {
MProperties properties = MProperties.explodeToMProperties(parameters);
persistent.getParameters().putAll(properties);
}
System.out.println(persistent);
} else
if (cmd.equals("save")) {
api.getEngine().saveEnginePersistence();
System.out.println("OK");
} else
if (cmd.equals("load")) {
api.getEngine().loadEnginePersistence();
PEngine persistent = api.getEnginePersistence();
System.out.println(persistent);
} else
if (cmd.equals("state")) {
System.out.println(api.getEngineState());
} else
if (cmd.equals("suspend")) {
api.setExecutionSuspended(true);
System.out.println("OK");
} else
if (cmd.equals("resume")) {
api.setExecutionSuspended(false);
System.out.println("OK");
} else
if (cmd.equals("start")) {
api.startEngine();
System.out.println("OK");
} else
if (cmd.equals("stop")) {
api.stopEngine();
System.out.println("OK");
} else
if (cmd.equals("archive")) {
if (parameters == null) {
System.out.println("Archive all");
api.getEngine().archiveAll();
} else {
for (String id : parameters) {
System.out.println("Archive: " + id);
api.getEngine().archiveCase(UUID.fromString(id));
}
}
} else
if (cmd.equals("health")) {
int severe = 0;
{
SearchCriterias criterias = new SearchCriterias(new String[] {"state=severe"});
ConsoleTable table = new ConsoleTable(full);
table.setHeaderValues("Id","CustomId","Uri","State","Close");
for (PCaseInfo info : api.getEngine().storageSearchCases(criterias)) {
PCase caze = api.getEngine().getCase(info.getId());
table.addRowValues(info.getId(), caze.getCustomId(), caze.getUri(), caze.getState(), caze.getClosedCode() + " " + caze.getClosedMessage() );
severe++;
}
table.print(System.out);
}
{
SearchCriterias criterias = new SearchCriterias(new String[] {"state=severe"});
ConsoleTable table = new ConsoleTable(full);
table.setHeaderValues("Id","Custom","Name","State","Type","Scheduled","CaseId","Assigned","Uri");
for (PNodeInfo info : api.getEngine().storageSearchFlowNodes(criterias)) {
PNode node = api.getEngine().getFlowNode(info.getId());
String scheduled = "-";
Entry scheduledEntry = node.getNextScheduled();
if (scheduledEntry != null) {
long diff = scheduledEntry.getValue() - System.currentTimeMillis();
if (diff > 0)
scheduled = MPeriod.getIntervalAsString(diff);
}
table.addRowValues(
node.getId(),
info.getCustomId(),
node.getName(),
node.getState(),
node.getType(),
scheduled,
node.getCaseId(),
node.getAssignedUser(),
info.getUri()
);
severe++;
}
table.print(System.out);
}
if (severe == 0)
System.out.println("healthy");
else
System.out.println(severe + " in problems");
} else {
System.out.println("Unknown command");
}
return null;
}
}
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