Email Event Publisher
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Email event publisher is used to publish events in XML, JSON or text formats via email transports.
Prerequisites
Follow the steps below to complete the prerequisites before starting the event publisher configurations.
Edit the email address, username, password and other relevant properties in the <PRODUCT_HOME>/repository/conf/output-event-adapters.xml file, to point the mail transport sender which is enabled by default in the product, to a valid SMTP configuration as shown in the example below.
<adapterConfig type="email">
<property key="mail.smtp.from">email-address</property>
<property key="mail.smtp.user">user-name</property>
<property key="mail.smtp.password">password</property>
<property key="mail.smtp.host">smtp.gmail.com</property>
<property key="mail.smtp.port">587</property>
<property key="mail.smtp.starttls.enable">true</property>
<property key="mail.smtp.auth">true</property>
<!-- Thread Pool Related Properties -->
<property key="maxThread">100</property>
<property key="keepAliveTimeInMillis">20000</property>
<property key="jobQueueSize">10000</property>
</adapterConfig>
- In gmail account security settings you may have to enable "Allow less secure apps" option in order to connect account to WSO2 products.
- When SMTP is used with SSL, it is required to extract the certificate of the email server and add it to the trust store of WSO2 DAS. For detailed instructions, see Creating New Keystores - Adding the public key to client-truststore.jks.
Creating an email event publisher
For instructions on creating an email event publisher, see Creating Alerts.
Configuring adapter properties
Specify the Dynamic Adapter Properties, when creating an email event publisher using the management console as shown below.
After entering the above adapter properties, select the Message Format which you want to apply on the published events . Also, click Advanced to define custom output mappings based on the Message Format you selected. For more information on custom output mapping types, see Output Mapping Types.
<to> element of the event publisher configuration in the <PRODUCT_HOME>/repository/deployment/server/eventpublishers/ directory as follows.
<eventPublisher name="EmailOuputEventAdapter" statistics="disable" trace="disable" xmlns="http://wso2.org/carbon/eventpublisher">
...................
<to eventAdapterType="email">
<property name="email.address">user@gmail.com</property>
<property name="email.type">text/plain</property>
<property name="email.subject">This is a test mail.</property>
</to>
</eventPublisher>
Adapter Property | Description | Configuration file property | Example |
|---|---|---|---|
| Email Address | Email address of the client. Register the publisher for multiple email IDs' by separating them with commas. | email.address | user@gmail.com |
| Subject | Subject of the email to be sent to the defined email address. | email.subject | This is a test mail. |
| Email Type | The email format to be sent to the defined email address.
If you select | email.type | text/plain |
Related samples
For more information on email event publisher type, see the following sample in WSO2 CEP Documentation.