Examples with Status com.alibaba.dubbo.common.status.Status used on opensource projects

Example 11 with Status

use of com.alibaba.dubbo.common.status.Status in project dubbo by alibaba.

the class DataSourceStatusChecker method check.

@SuppressWarnings("unchecked")
public Status check() {
    ApplicationContext context = ServiceBean.getSpringContext();
    if (context == null) {
        return new Status(Status.Level.UNKNOWN);
    }
    Map<String, DataSource> dataSources = context.getBeansOfType(DataSource.class, false, false);
    if (dataSources == null || dataSources.size() == 0) {
        return new Status(Status.Level.UNKNOWN);
    }
    Status.Level level = Status.Level.OK;
    StringBuilder buf = new StringBuilder();
    for (Map.Entry<String, DataSource> entry : dataSources.entrySet()) {
        DataSource dataSource = entry.getValue();
        if (buf.length() > 0) {
            buf.append(", ");
        }
        buf.append(entry.getKey());
        try {
            Connection connection = dataSource.getConnection();
            try {
                DatabaseMetaData metaData = connection.getMetaData();
                ResultSet resultSet = metaData.getTypeInfo();
                try {
                    if (!resultSet.next()) {
                        level = Status.Level.ERROR;
                    }
                } finally {
                    resultSet.close();
                }
                buf.append(metaData.getURL());
                buf.append("(");
                buf.append(metaData.getDatabaseProductName());
                buf.append("-");
                buf.append(metaData.getDatabaseProductVersion());
                buf.append(")");
            } finally {
                connection.close();
            }
        } catch (Throwable e) {
            logger.warn(e.getMessage(), e);
            return new Status(level, e.getMessage());
        }
    }
    return new Status(level, buf.toString());
}

Example 12 with Status

use of com.alibaba.dubbo.common.status.Status in project dubbo by alibaba.

the class RegistryStatusChecker method check.

public Status check() {
    Collection<Registry> regsitries = AbstractRegistryFactory.getRegistries();
    if (regsitries == null || regsitries.isEmpty()) {
        return new Status(Status.Level.UNKNOWN);
    }
    Status.Level level = Status.Level.OK;
    StringBuilder buf = new StringBuilder();
    for (Registry registry : regsitries) {
        if (buf.length() > 0) {
            buf.append(",");
        }
        buf.append(registry.getUrl().getAddress());
        if (!registry.isAvailable()) {
            level = Status.Level.ERROR;
            buf.append("(disconnected)");
        } else {
            buf.append("(connected)");
        }
    }
    return new Status(level, buf.toString());
}

Example 13 with Status

use of com.alibaba.dubbo.common.status.Status in project dubbo by alibaba.

the class LoadStatusChecker method check.

public Status check() {
    OperatingSystemMXBean operatingSystemMXBean = ManagementFactory.getOperatingSystemMXBean();
    double load;
    try {
        Method method = OperatingSystemMXBean.class.getMethod("getSystemLoadAverage", new Class<?>[0]);
        load = (Double) method.invoke(operatingSystemMXBean, new Object[0]);
    } catch (Throwable e) {
        load = -1;
    }
    int cpu = operatingSystemMXBean.getAvailableProcessors();
    return new Status(load < 0 ? Status.Level.UNKNOWN : (load < cpu ? Status.Level.OK : Status.Level.WARN), "Load: " + load + " / CPU: " + cpu);
}

Example 14 with Status

use of com.alibaba.dubbo.common.status.Status in project dubbo by alibaba.

the class StatusManager method getSummaryStatus.

public static Status getSummaryStatus(Map<String, Status> statuses) {
    Level level = Level.OK;
    StringBuilder msg = new StringBuilder();
    for (Map.Entry<String, Status> entry : statuses.entrySet()) {
        String key = entry.getKey();
        Status status = entry.getValue();
        Level l = status.getLevel();
        if (Level.ERROR.equals(l)) {
            level = Level.ERROR;
            if (msg.length() > 0) {
                msg.append(",");
            }
            msg.append(key);
        } else if (Level.WARN.equals(l)) {
            if (!Level.ERROR.equals(level)) {
                level = Level.WARN;
            }
            if (msg.length() > 0) {
                msg.append(",");
            }
            msg.append(key);
        }
    }
    return new Status(level, msg.toString());
}