/*
*
* Copyright 2012 Netflix, Inc.
*
* 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 com.netflix.simianarmy.aws;
import java.util.regex.Pattern;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.amazonaws.services.simpleemail.AmazonSimpleEmailServiceClient;
import com.amazonaws.services.simpleemail.model.Body;
import com.amazonaws.services.simpleemail.model.Content;
import com.amazonaws.services.simpleemail.model.Destination;
import com.amazonaws.services.simpleemail.model.Message;
import com.amazonaws.services.simpleemail.model.SendEmailRequest;
import com.amazonaws.services.simpleemail.model.SendEmailResult;
import com.netflix.simianarmy.MonkeyEmailNotifier;
/**
* The class implements the monkey email notifier using AWS simple email service
* for sending email.
*/
public abstract class AWSEmailNotifier implements MonkeyEmailNotifier {
/** The Constant LOGGER. */
private static final Logger LOGGER = LoggerFactory.getLogger(AWSEmailNotifier.class);
private static final String EMAIL_PATTERN =
"^[_A-Za-z0-9-\\+]+(\\.[_A-Za-z0-9-]+)*@"
+ "[A-Za-z0-9-]+(\\.[A-Za-z0-9]+)*(\\.[A-Za-z]{2,})$";
private final Pattern emailPattern;
private final AmazonSimpleEmailServiceClient sesClient;
/**
* The constructor.
*/
public AWSEmailNotifier(AmazonSimpleEmailServiceClient sesClient) {
super();
this.sesClient = sesClient;
this.emailPattern = Pattern.compile(EMAIL_PATTERN);
}
@Override
public void sendEmail(String to, String subject, String body) {
if (!isValidEmail(to)) {
LOGGER.error(String.format("The destination email address %s is not valid, no email is sent.", to));
return;
}
if (sesClient == null) {
String msg = "The email client is not set.";
LOGGER.error(msg);
throw new RuntimeException(msg);
}
Destination destination = new Destination().withToAddresses(to)
.withCcAddresses(getCcAddresses(to));
Content subjectContent = new Content(subject);
Content bodyContent = new Content();
Body msgBody = new Body(bodyContent);
msgBody.setHtml(new Content(body));
Message msg = new Message(subjectContent, msgBody);
String sourceAddress = getSourceAddress(to);
SendEmailRequest request = new SendEmailRequest(sourceAddress, destination, msg);
request.setReturnPath(sourceAddress);
LOGGER.debug(String.format("Sending email with subject '%s' to %s",
subject, to));
SendEmailResult result = null;
try {
result = sesClient.sendEmail(request);
} catch (Exception e) {
throw new RuntimeException(String.format("Failed to send email to %s", to), e);
}
LOGGER.info(String.format("Email to %s, result id is %s, subject is %s",
to, result.getMessageId(), subject));
}
@Override
public boolean isValidEmail(String email) {
if (email == null) {
return false;
}
if (!emailPattern.matcher(email).matches()) {
LOGGER.error(String.format("Invalid email address: %s", email));
return false;
}
if (email.equals("foo@bar.com")) {
LOGGER.error(String.format("Email address not changed from default; treating as invalid: %s", email));
return false;
}
return true;
}
}