Examples with InstanceSlotModel com.sohu.cache.entity.InstanceSlotModel used on opensource projects

Example 1 with InstanceSlotModel

use of com.sohu.cache.entity.InstanceSlotModel in project cachecloud by sohutv.

the class BaseController method fillAppInstanceStats.

/**
     * 实例统计信息
     * 
     * @param appId
     * @param model
     */
protected void fillAppInstanceStats(Long appId, Model model) {
    List<InstanceInfo> instanceList = appService.getAppInstanceInfo(appId);
    List<InstanceStats> appInstanceStats = appService.getAppInstanceStats(appId);
    Map<String, InstanceStats> instanceStatsMap = new HashMap<String, InstanceStats>();
    for (InstanceStats instanceStats : appInstanceStats) {
        instanceStatsMap.put(instanceStats.getIp() + ":" + instanceStats.getPort(), instanceStats);
    }
    model.addAttribute("instanceList", instanceList);
    model.addAttribute("instanceStatsMap", instanceStatsMap);
    //slot分布
    Map<String, InstanceSlotModel> clusterSlotsMap = redisCenter.getClusterSlotsMap(appId);
    model.addAttribute("clusterSlotsMap", clusterSlotsMap);
}

Example 2 with InstanceSlotModel

use of com.sohu.cache.entity.InstanceSlotModel in project cachecloud by sohutv.

the class AppDeployCenterImpl method checkHorizontal.

@Override
public HorizontalResult checkHorizontal(long appId, long appAuditId, long sourceId, long targetId, int startSlot, int endSlot, int migrateType) {
    // 0.当前应用正在迁移
    boolean isInProcess = isInProcess(appId);
    if (isInProcess) {
        return HorizontalResult.fail(String.format("appId=%s正在迁移!", appId));
    }
    // 1.应用信息
    AppDesc appDesc = appService.getByAppId(appId);
    if (appDesc == null) {
        return HorizontalResult.fail("应用信息为空");
    }
    // 2.0 源实例ID不能等于目标实例ID
    if (sourceId == targetId) {
        return HorizontalResult.fail(String.format("源实例ID=%s不能等于目标实例ID=%s", sourceId, targetId));
    }
    // 2.1 源实例信息
    InstanceInfo sourceInstanceInfo = instanceDao.getInstanceInfoById(sourceId);
    if (sourceInstanceInfo == null) {
        return HorizontalResult.fail(String.format("源实例id=%s为空", sourceId));
    }
    // 2.2 对比源实例的appId是否正确
    long sourceAppId = sourceInstanceInfo.getAppId();
    if (sourceAppId != appId) {
        return HorizontalResult.fail(String.format("源实例id=%s不属于appId=%s", sourceId, appId));
    }
    // 2.3 源实例是否在线
    boolean sourceIsRun = redisCenter.isRun(sourceInstanceInfo.getIp(), sourceInstanceInfo.getPort());
    if (!sourceIsRun) {
        return HorizontalResult.fail(String.format("源实例%s必须运行中", sourceInstanceInfo.getHostPort()));
    }
    // 2.4必须是master节点
    boolean sourceIsMaster = redisCenter.isMaster(sourceInstanceInfo.getIp(), sourceInstanceInfo.getPort());
    if (!sourceIsMaster) {
        return HorizontalResult.fail(String.format("源实例%s必须是主节点", sourceInstanceInfo.getHostPort()));
    }
    // 3.1 目标实例信息
    InstanceInfo targetInstanceInfo = instanceDao.getInstanceInfoById(targetId);
    if (targetInstanceInfo == null) {
        return HorizontalResult.fail(String.format("目标实例id=%s为空", targetId));
    }
    // 3.2 对比目标实例的appId是否正确
    long targetAppId = targetInstanceInfo.getAppId();
    if (targetAppId != appId) {
        return HorizontalResult.fail(String.format("目标实例id=%s不属于appId=%s", targetId, appId));
    }
    // 3.3 目标实例是否在线
    boolean targetIsRun = redisCenter.isRun(targetInstanceInfo.getIp(), targetInstanceInfo.getPort());
    if (!targetIsRun) {
        return HorizontalResult.fail(String.format("目标实例%s必须运行中", targetInstanceInfo.getHostPort()));
    }
    // 3.4 必须是master节点
    boolean targetIsMaster = redisCenter.isMaster(targetInstanceInfo.getIp(), targetInstanceInfo.getPort());
    if (!targetIsMaster) {
        return HorizontalResult.fail(String.format("目标实例%s必须是主节点", targetInstanceInfo.getHostPort()));
    }
    // 4.startSlot和endSlot是否在源实例中
    // 4.1 判断数值
    int maxSlot = 16383;
    if (startSlot < 0 || startSlot > maxSlot) {
        return HorizontalResult.fail(String.format("startSlot=%s必须在0-%s", startSlot, maxSlot));
    }
    if (endSlot < 0 || endSlot > maxSlot) {
        return HorizontalResult.fail(String.format("endSlot=%s必须在0-%s", endSlot, maxSlot));
    }
    if (startSlot > endSlot) {
        return HorizontalResult.fail("startSlot不能大于endSlot");
    }
    // 4.2 判断startSlot和endSlot属于sourceId
    // 获取所有slot分布
    Map<String, InstanceSlotModel> clusterSlotsMap = redisCenter.getClusterSlotsMap(appId);
    if (MapUtils.isEmpty(clusterSlotsMap)) {
        return HorizontalResult.fail("无法获取slot分布!");
    }
    // 获取源实例负责的slot
    String sourceHostPort = sourceInstanceInfo.getHostPort();
    InstanceSlotModel instanceSlotModel = clusterSlotsMap.get(sourceHostPort);
    if (instanceSlotModel == null || CollectionUtils.isEmpty(instanceSlotModel.getSlotList())) {
        return HorizontalResult.fail("源实例上没有slot!");
    }
    List<Integer> slotList = instanceSlotModel.getSlotList();
    for (int i = startSlot; i <= endSlot; i++) {
        if (!slotList.contains(i)) {
            return HorizontalResult.fail(String.format("源实例没有包含尽startSlot=%s到endSlot=%s", startSlot, endSlot));
        }
    }
    //5.是否支持批量，版本要大于等于3.0.6
    String sourceRedisVersion = redisCenter.getRedisVersion(sourceInstanceInfo.getIp(), sourceInstanceInfo.getPort());
    if (StringUtils.isBlank(sourceRedisVersion)) {
        return HorizontalResult.fail(String.format("源实例%s版本为空", sourceInstanceInfo.getHostPort()));
    }
    String targetRedisVersion = redisCenter.getRedisVersion(targetInstanceInfo.getIp(), targetInstanceInfo.getPort());
    if (StringUtils.isBlank(targetRedisVersion)) {
        return HorizontalResult.fail(String.format("目标实例%s版本为空", targetInstanceInfo.getHostPort()));
    }
    RedisVersion sourceRedisVersionModel = getRedisVersion(sourceRedisVersion);
    //选择了批量，但是当前版本不支持pipeline
    if (migrateType == 1 && !sourceRedisVersionModel.isSupportPipelineMigrate()) {
        return HorizontalResult.fail(String.format("源实例%s版本为%s,不支持pipeline migrate!", sourceInstanceInfo.getHostPort(), sourceRedisVersion));
    }
    RedisVersion targetRedisVersionModel = getRedisVersion(targetRedisVersion);
    //选择了批量，但是当前版本不支持pipeline
    if (migrateType == 1 && !targetRedisVersionModel.isSupportPipelineMigrate()) {
        return HorizontalResult.fail(String.format("目标实例%s版本为%s,不支持pipeline migrate!", targetInstanceInfo.getHostPort(), targetRedisVersion));
    }
    return HorizontalResult.checkSuccess();
}