org.dasein.cloud.atmos.Atmos Maven / Gradle / Ivy

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/**
 * ========= CONFIDENTIAL =========
 *
 * Copyright (C) 2012 enStratus Networks Inc - ALL RIGHTS RESERVED
 *
 * ====================================================================
 *  NOTICE: All information contained herein is, and remains the
 *  property of enStratus Networks Inc. The intellectual and technical
 *  concepts contained herein are proprietary to enStratus Networks Inc
 *  and may be covered by U.S. and Foreign Patents, patents in process,
 *  and are protected by trade secret or copyright law. Dissemination
 *  of this information or reproduction of this material is strictly
 *  forbidden unless prior written permission is obtained from
 *  enStratus Networks Inc.
 * ====================================================================
 */
package org.dasein.cloud.atmos;

import org.apache.log4j.Logger;
import org.dasein.cloud.AbstractCloud;
import org.dasein.cloud.CloudException;
import org.dasein.cloud.ProviderContext;
import org.dasein.cloud.atmos.storage.AtmosStorageServices;
import org.dasein.cloud.compute.ComputeServices;
import org.dasein.cloud.compute.VirtualMachineSupport;
import org.dasein.cloud.storage.BlobStoreSupport;
import org.dasein.cloud.storage.StorageServices;

import javax.annotation.Nonnegative;
import javax.annotation.Nonnull;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.TimeZone;

/**
 * Provider class for interacting with the EMC Atmos REST API.
 * Created by George Reese: 10/5/12 8:48 AM
 * @author George Reese
 * @version 2012.09 initial version
 * @since 2012.09
 */
public class Atmos extends AbstractCloud {
    static private String getLastItem(String name) {
        int idx = name.lastIndexOf('.');

        if( idx < 0 ) {
            return name;
        }
        else if( idx == (name.length()-1) ) {
            return "";
        }
        return name.substring(idx+1);
    }

    static public Logger getLogger(Class cls) {
        String pkg = getLastItem(cls.getPackage().getName());

        if( pkg.equals("atmos") ) {
            pkg = "";
        }
        else {
            pkg = pkg + ".";
        }
        return Logger.getLogger("dasein.cloud.atmos.std." + pkg + getLastItem(cls.getName()));
    }

    static public Logger getWireLogger(Class cls) {
        return Logger.getLogger("dasein.cloud.atmos.wire." + getLastItem(cls.getPackage().getName()) + "." + getLastItem(cls.getName()));
    }

    public Atmos() { }

    public @Nonnull AtmosProvider getAtmosProvider() {
        if( getProviderName().equalsIgnoreCase("at&t") || getProviderName().equalsIgnoreCase("att") ) {
            return AtmosProvider.ATT;
        }
        return AtmosProvider.OTHER;
    }

    @Override
    public @Nonnull String getCloudName() {
        ProviderContext ctx = getContext();
        String cloudName = (ctx == null ? null : ctx.getCloudName());

        return (cloudName == null ? "Atmos" : cloudName);
    }

    @Override
    public @Nonnull AtmosGeography getDataCenterServices() {
        return new AtmosGeography(this);
    }

    @Override
    public @Nonnull String getProviderName() {
        ProviderContext ctx = getContext();
        String providerName = (ctx == null ? null : ctx.getProviderName());

        return (providerName == null ? "EMC/Atmos" : providerName);
    }

    @Override
    public @Nonnull AtmosStorageServices getStorageServices() {
        return new AtmosStorageServices(this);
    }

    public @Nonnull String formatTime(@Nonnegative long timestamp) {
        SimpleDateFormat fmt;

        fmt = new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss z");
        fmt.setTimeZone(TimeZone.getTimeZone("GMT"));
        return fmt.format(new Date(timestamp));
    }

    public @Nonnegative long parseTime(@Nonnull String timestamp) {
        DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'"); //2009-02-03T05:26:32.612278

        try {
            return df.parse(timestamp).getTime();
        }
        catch( ParseException e ) {
            df = new SimpleDateFormat("EEE MMM dd HH:mm:ss z yyyy"); //Sun Jul 04 02:18:02 EST 2010

            try {
                return df.parse(timestamp).getTime();
            }
            catch( ParseException another ) {
                return 0L;
            }
        }
    }

    @Override
    public String testContext() {
        ProviderContext ctx = getContext();

        if( ctx == null ) {
            return null;
        }
        try {
            StorageServices storage = getStorageServices();
            BlobStoreSupport support = storage.getBlobStoreSupport();

            if( support == null || !support.isSubscribed() ) {
                return null;
            }
        }
        catch( Throwable t ) {
            return null;
        }
        return ctx.getAccountNumber();
    }
}