public boolean startInstance()

in manager/dm-agent/src/main/java/org/apache/doris/manager/agent/service/heartbeat/DorisInstanceOperator.java [128:161]

32 lines of code
8 McCabe index (conditional complexity)


    public boolean startInstance(String moudleName, String installInfo, String followerEndpoint) {
        log.info("begin to start {} instance", moudleName);
        try {
            if (moudleName.equals(ServerAndAgentConstant.BROKER_NAME)) {
                moudleName = getBrokerInstallationPath(installInfo);
            }

            int mainProcPid = processIsRunning(moudleName, installInfo);
            if (mainProcPid == -1) {
                log.info("{} instance not running, start it", moudleName);
                String startScript = "";
                if (moudleName.equals(ServerAndAgentConstant.FE_NAME)) {
                    startScript = ServerAndAgentConstant.FE_START_SCRIPT;
                    if (followerEndpoint != null && !followerEndpoint.isEmpty()) {
                        startScript += " --helper " + followerEndpoint;
                    }
                } else if (moudleName.equals(ServerAndAgentConstant.BE_NAME)) {
                    startScript = ServerAndAgentConstant.BE_START_SCRIPT;
                } else {
                    startScript = ServerAndAgentConstant.BROKER_START_SCRIPT;
                }
                startScript += " --daemon";

                executePkgShellScriptWithBash(startScript, installInfo, moudleName, Maps.newHashMap());
            } else {
                log.info("instance {} is running", moudleName);
            }
            log.info("start {} instance success", moudleName);
            return true;
        } catch (Exception e) {
            log.error("Start " + moudleName + " instance error {}.", e);
            return false;
        }
    }