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Execution alerts
Execution alerts offer the special ability to get notified with more detailed output when a process execution fails or a job cannot be scheduled. They are an addition to the normal server log output. Currently
- server log and
- mail notifications
are supported as execution alert type. The default execution alert is set to 'no operation' which basically doesn't handle those errors above in a special way. You will still see the normal server log output and the error log reported by any job.
Enable error reporting by job/schedule
By default the execution alert will not be triggered. You've to submit jobs or create schedules by calling the REST API manually with the additional attribue reportError: true
.
As a further step you've to set up the error reporter as below.
Error reporter configuration
To configure a specific execution alert type please set REPORTING_ERROR_TYPE
as environment variable.
Depending on the error reporting type you have chosen, you may have to add additional properties which are described below.
Type: Server Log
- Add the
REPORTING_ERROR_TYPE = logging
property. - You're good to go and the execution alert is set up. They should be reported to the usual server log.
The output might look like the following:
Execution of job '835a387a-74c9-4617-a36f-954c97d7e53a' has failed with error type 'USER_ERROR'. Title: <title>. Message: <message>. Stacktrace: <stacktrace>
Type: Mail Notifications
- Add
REPORTING_ERROR_TYPE = mail
- Add
REPORTING_ERROR_MAIL_TO = receiverAddress@domain.tld
to define the mail address which will receive alert mails Add a mail configuration for sending the mails. Here, you have two options:
If you've configured a mail server in the RapidMiner Server installer, you just need to add the corresponding JNDI name and you're good to go.
SPRING_MAIL_JNDI_NAME = java:/Mail
If you haven't configured a mail server in the installer or if you like to use another mail server, you need to add the appropriate
SPRING_MAIL.*
environment variables. A detailed list which properties are available can be found on spring.io. You may also need to define JavaMail properties which will be listed underSPRING_MAIL_PROPERTIES.*
.A simple setup might look like the following which also uses JavaMail properties.
SPRING_MAIL_HOST = myHost SPRING_MAIL_PORT = 587 SPRING_MAIL_USERNAME = myUser SPRING_MAIL_PASSWORD = myPassword SPRING_MAIL_PROPERTIES_MAIL_SMTP_AUTH = true SPRING_MAIL_PROPERTIES_MAIL_SMTP_STARTTLS_ENABLE = true SPRING_MAIL_PROPERTIES_MAIL_SMTP_STARTTLS_REQUIRED = true
- (Optional) If you like to automatically redirect or tag incoming alert mails, you can set the variable
REPORTING_ERROR_MAIL_SUBJECT_PREFIX
to a custom prefix and handle all mails containing this subject prefix in your mailbox. - (Optional) If you like to display a specific sender address and/or a name, you can set the following properties:
REPORTING_ERROR_MAIL_FROM_ADDRESS = senderAddress@domain.tld
which must be a valid sender address of your user which you've already defined viaSPRING_MAIL_USERNAME
orSPRING_MAIL_JNDI_NAME
REPORTING_ERROR_MAIL_FROM_NAME = My Sender
which must be a valid name
- You're good to go and the execution alert is set up. Notifications should be sent via mail.
An example mail might look like the following:
[RapidMiner Server Execution Error Report] Insufficient capability
Execution of job '545778e9-8bf1-49cb-8197-0d41dc015ef9' has failed with error type 'USER_ERROR'.
Title: Insufficient capability
Message: The operator SVM does not have sufficient capabilities for the given data set: polynominal label not supported
Stacktrace: Process[1] (Process)
subprocess 'Main Process'
+- Retrieve Iris[1] (Retrieve)
==> +- SVM[1] (Support Vector Machine)