task-stream | task-stream is a global task spawner , can run | Reactive Programming library
kandi X-RAY | task-stream Summary
kandi X-RAY | task-stream Summary
task-stream is a global task spawner, can run in no_std. It provide spawner for async task, and asynchronous delay function. It design for crate-creator. In third-party crate, can spawn a sub-task without care which executor main-program use.
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QUESTION
I'm simulating the error handling behavior of composed task, the failedTask
composed task definition looks like this :
The sampleTask
class runner :
ANSWER
Answered 2017-Nov-20 at 22:01Furer, Thanks for detailed explanation of the issue. After researching the issue you have discussed in the issue above, it has been identified as the same issue issue as https://github.com/spring-cloud/spring-cloud-task/issues/341. And has been addressed in this PR: https://github.com/spring-cloud/spring-cloud-task/pull/344
QUESTION
I Try to start a Spring Cloud Task by Message (Http Post). http-->Processor("Transform the Message into an Tasklaunchrequest")-->CloudFoundaryTasklauncher. I use 3 seperate services HTTP-Cnntroller(Source) ,RequestTransformer(Processor),Tasklauncher(Sink).Sending the POST Message to the HTTP-Cnntroller and the Requesttransformation works fine. But it's seems the Tasklaunching not work...I need help (solution without Spring Cloud Dataflow)
Environment: pcfdev version version 6.26.0+9c9a261.2017-04-06.
Tasklauncher
...ANSWER
Answered 2017-Jun-01 at 20:17Few things I noticed.
1)
org.springframework.cloud
spring-cloud-deployer-cloudfoundry
1.0.0.RELEASE
1.0.0.RELEASE is severely old. We are currently at 1.2.0.RELEASE - please use the latest. There have been a lot of stability and performance improvements around stream/task apps and how they are orchestrated via this library. Also, please use the latest release of CF-server as well.
2) The error:
2017-05-30T09:34:37.981+02:00 [APP/PROC/WEB/0] [OUT] Caused by: org.springframework.messaging.MessageHandlingException: nested exception is java.lang.IllegalStateException: Timeout on blocking read
This is usually observed when the predefined timeout setting is not enough to launch the task in SCDF running on CF. We have an env-var SPRING_CLOUD_DEPLOYER_CLOUDFOUNDRY_TASK_API_TIMEOUT
that can be overridden to a larger value. In 1.2.0, we default this to 360s.
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Install task-stream
Rust is installed and managed by the rustup tool. Rust has a 6-week rapid release process and supports a great number of platforms, so there are many builds of Rust available at any time. Please refer rust-lang.org for more information.
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