package org.springframework.roo.addon.cloud.providers.cloudfoundry;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.apache.commons.lang3.StringUtils;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.Service;
import org.springframework.roo.addon.cloud.providers.CloudProvider;
import org.springframework.roo.classpath.TypeLocationService;
import org.springframework.roo.classpath.TypeManagementService;
import org.springframework.roo.process.manager.FileManager;
import org.springframework.roo.project.Configuration;
import org.springframework.roo.project.PathResolver;
import org.springframework.roo.project.Plugin;
import org.springframework.roo.project.ProjectOperations;
import org.springframework.roo.support.util.XmlUtils;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
/**
*
* This Cloud Provider provides you the functionalities to deploy Spring Roo
* application on Cloud Foundry
*
* @author Juan Carlos García del Canto
* @since 1.2.6
*/
@Component
@Service
public class CloudFoundryProvider implements CloudProvider {
@Reference
private FileManager fileManager;
@Reference
private PathResolver pathResolver;
@Reference
private TypeLocationService typeLocationService;
@Reference
private TypeManagementService typeManagementService;
@Reference
private ProjectOperations projectOperations;
/**
* DECLARING CONSTANTS
*/
public static final String NAME = "CLOUD_FOUNDRY";
public static final String DESCRIPTION = "Setup Cloud Foundry Maven Plugin on your Spring Roo Application";
private static final Logger LOGGER = Logger
.getLogger(CloudFoundryProvider.class.getName());
/**
* This method configure your project with Cloud Foundry Maven Plugin
*
* @param configuration
*/
@Override
public void setup(String pluginConfiguration) {
// Adding Cloud Foundry Maven Plugin
updatePlugins(pluginConfiguration, projectOperations);
// Showing INFO about how to use CF Maven Plugin
showInfo(pluginConfiguration);
}
/**
*
* This method update plugins with the added to configuration.xml file
*
* @param configuration
* @param moduleName
* @param projectOperations
*/
public static void updatePlugins(String pluginConfiguration,
ProjectOperations projectOperations) {
Configuration conf = null;
// Generating configuration if necessary
if (StringUtils.isNotBlank(pluginConfiguration)) {
try {
DocumentBuilderFactory docFactory = DocumentBuilderFactory
.newInstance();
DocumentBuilder docBuilder = docFactory.newDocumentBuilder();
Document doc = docBuilder.newDocument();
Element configElement = doc.createElement("configuration");
// Getting all configurations
String[] configurationTags = pluginConfiguration.split(",");
for (String configurationTag : configurationTags) {
String[] keyValue = configurationTag.split("=");
if (keyValue.length == 2) {
Element element = doc.createElement(keyValue[0]);
element.setTextContent(keyValue[1]);
configElement.appendChild(element);
}
}
conf = new Configuration(configElement);
} catch (Exception e) {
LOGGER.log(Level.WARNING, "[ERROR] " + e);
}
}
// Generate Plugin
Plugin cloudFoundryMvnPlugin = new Plugin("org.cloudfoundry",
"cf-maven-plugin", "1.0.4", conf, null, null);
// Adding plugin
projectOperations
.addBuildPlugin(projectOperations.getFocusedModuleName(),
cloudFoundryMvnPlugin);
}
/**
* This method shows info about how to use Cloud Foundry
*
* @param configuration
*/
public static void showInfo(String configuration) {
// Showing congrats message
LOGGER.log(
Level.INFO,
"Congratulations! Now you can use Cloud Foundry Maven Plugin to deploy your applications!");
LOGGER.log(Level.INFO, "");
// Showing current config if necessary
if (StringUtils.isNotBlank(configuration)) {
LOGGER.log(Level.INFO, "This is your current configuration:");
LOGGER.log(Level.INFO, "");
LOGGER.log(Level.INFO, "<configuration>");
// Getting all configurations
String[] configurationTags = configuration.split(",");
for (String configurationTag : configurationTags) {
String[] keyValue = configurationTag.split("=");
if (keyValue.length == 2) {
LOGGER.log(Level.INFO, String.format(" <%s>%s</%s>",
keyValue[0], keyValue[1], keyValue[0]));
}
}
LOGGER.log(Level.INFO, "</configuration>");
} else {
LOGGER.log(Level.INFO,
"WARNING: You don't specify any configuration.");
}
// Showing commands you can use with maven CF Plugin
LOGGER.log(Level.INFO, "");
LOGGER.log(
Level.INFO,
"You can use the following Cloud Foundry Maven Plugin commands with \"perform command --mavenCommand\" on ROO Shell or using \"mvn\" on OS command line.");
LOGGER.log(Level.INFO, "");
LOGGER.log(Level.INFO, "Command Description");
LOGGER.log(Level.INFO, "----------------------------------------");
LOGGER.log(Level.INFO, "cf:apps List deployed applications.");
LOGGER.log(Level.INFO,
"cf:app Show details of an application.");
LOGGER.log(Level.INFO, "cf:delete Delete an application.");
LOGGER.log(Level.INFO,
"cf:env Show an application's environment variables.");
LOGGER.log(Level.INFO,
"cf:help Show documentation for all available commands.");
LOGGER.log(Level.INFO,
"cf:push Push and optionally start an application.");
LOGGER.log(
Level.INFO,
"cf:push-only Push and optionally start an application, without packaging.");
LOGGER.log(Level.INFO, "cf:restart Restart an application.");
LOGGER.log(Level.INFO, "cf:start Start an application.");
LOGGER.log(Level.INFO, "cf:stop Stop an application.");
LOGGER.log(
Level.INFO,
"cf:target Show information about the target Cloud Foundry service.");
LOGGER.log(Level.INFO,
"cf:logs Tail application logs.");
LOGGER.log(Level.INFO,
"cf:recentLogs Show recent application logs.");
LOGGER.log(Level.INFO,
"cf:scale Scale the application instances up or down.");
LOGGER.log(Level.INFO,
"cf:services Show a list of provisioned services.");
LOGGER.log(Level.INFO,
"cf:service-plans Show a list of available service plans.");
LOGGER.log(Level.INFO,
"cf:create-services Create services defined in the pom.");
LOGGER.log(Level.INFO,
"cf:delete-services Delete services defined in the pom.");
LOGGER.log(Level.INFO,
"cf:bind-services Bind services to an application.");
LOGGER.log(Level.INFO,
"cf:unbind-services Unbind services from an application.");
LOGGER.log(
Level.INFO,
"cf:delete-orphaned-routes Delete all routes that are not bound to any application.");
LOGGER.log(
Level.INFO,
"cf:login Log in to the target Cloud Foundry service and save access tokens.");
LOGGER.log(
Level.INFO,
"cf:logout Log out of the target Cloud Foundry service and remove access tokens.");
}
/**
* PROVIDER CONFIGURATION METHODS
*/
@Override
public String getName() {
return NAME;
}
@Override
public String getDescription() {
return DESCRIPTION;
}
}