/** * Execute actions to stop this river. * * The status thread will not be touched, and the river can be restarted by setting its status again * to {@link Status#RUNNING}. */ void internalStopRiver() { logger.info("Stopping"); try { if (startupThread != null) { startupThread.interrupt(); startupThread = null; } for (Thread thread : tailerThreads) { thread.interrupt(); thread = null; } tailerThreads.clear(); if (indexerThread != null) { indexerThread.interrupt(); indexerThread = null; } logger.info("Stopped"); } catch (Throwable t) { logger.error("Failed to stop", t); } finally { this.context.setStatus(Status.STOPPED); } }
context.setStatus(Status.STARTING);
@Override public void start() { // http://stackoverflow.com/questions/5270611/read-maven-properties-file-inside-jar-war-file logger.info("{} - {}", DESCRIPTION, MongoDBHelper.getRiverVersion()); Status status = MongoDBRiverHelper.getRiverStatus(esClient, riverName.getName()); if (status == Status.IMPORT_FAILED || status == Status.INITIAL_IMPORT_FAILED || status == Status.SCRIPT_IMPORT_FAILED || status == Status.START_FAILED) { logger.error("Cannot start. Current status is {}", status); return; } if (status == Status.STOPPED) { // Leave the current status of the river alone, but set the context status to 'stopped'. // Enabling the river via REST will trigger the actual start. context.setStatus(Status.STOPPED); logger.info("River is currently disabled and will not be started"); } else { // Mark the current status as "waiting for full start" context.setStatus(Status.START_PENDING); // Request start of the river in the next iteration of the status thread MongoDBRiverHelper.setRiverStatus(esClient, riverName.getName(), Status.RUNNING); logger.info("Startup pending"); } statusThread = EsExecutors.daemonThreadFactory(settings.globalSettings(), "mongodb_river_status:" + definition.getIndexName()).newThread( new StatusChecker(this, definition, context)); statusThread.start(); }
context.setStatus(Status.IMPORT_FAILED); return;