org.jclouds.openstack.nova.live.PropertyHelper.java Source code

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Here is the source code for org.jclouds.openstack.nova.live.PropertyHelper.java

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/**
 *
 * Copyright (C) 2011 Cloud Conscious, LLC. <info@cloudconscious.com>
 *
 * ====================================================================
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ====================================================================
 */
package org.jclouds.openstack.nova.live;

import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.util.Map;
import java.util.Properties;

import org.jclouds.Constants;

import com.google.common.base.Charsets;
import com.google.common.collect.ImmutableMap;
import com.google.common.io.Resources;

/**
 * @author Victor Galkin
 */
public class PropertyHelper {

    private static String provider = "nova";

    public static void overridePropertyFromSystemProperty(final Properties properties, String propertyName) {
        if ((System.getProperty(propertyName) != null)
                && !System.getProperty(propertyName).equals("${" + propertyName + "}"))
            properties.setProperty(propertyName, System.getProperty(propertyName));
    }

    public static Map<String, String> setupKeyPair(Properties properties)
            throws FileNotFoundException, IOException {
        return ImmutableMap.<String, String>of("private",
                Resources.toString(Resources.getResource(properties.getProperty("test.ssh.keyfile.private")),
                        Charsets.UTF_8),
                "public", Resources.toString(
                        Resources.getResource(properties.getProperty("test.ssh.keyfile.public")), Charsets.UTF_8));
    }

    public static Properties setupProperties(Class<?> clazz) throws IOException {
        Properties properties = new Properties();

        InputStream propertiesStream = clazz.getResourceAsStream("/test.properties");
        if (propertiesStream != null)
            properties.load(propertiesStream);
        overridePropertyFromSystemProperty(properties, "test." + provider + ".endpoint");
        overridePropertyFromSystemProperty(properties, "test." + provider + ".apiversion");
        overridePropertyFromSystemProperty(properties, "test." + provider + ".identity");
        overridePropertyFromSystemProperty(properties, "test." + provider + ".credential");
        overridePropertyFromSystemProperty(properties, "test.ssh.keyfile.private");
        overridePropertyFromSystemProperty(properties, "test.ssh.keyfile.public");
        overridePropertyFromSystemProperty(properties, "test.initializer");
        return properties;
    }

    public static Properties setupOverrides(final Properties properties) {
        properties.setProperty(provider + ".identity", properties.getProperty("test." + provider + ".identity"));
        properties.setProperty(provider + ".credential",
                properties.getProperty("test." + provider + ".credential"));
        properties.setProperty(provider + ".endpoint", properties.getProperty("test." + provider + ".endpoint"));
        properties.setProperty(provider + ".apiversion",
                properties.getProperty("test." + provider + ".apiversion"));
        properties.setProperty(Constants.PROPERTY_TRUST_ALL_CERTS, "true");
        properties.setProperty(Constants.PROPERTY_RELAX_HOSTNAME, "true");
        return properties;
    }

}