Hey Everyone I m attempting to have my Ktor app s main metho

Question

Hey Everyone I m attempting to have my Ktor app s main method run once deployed to AppEngine Currently the Ktor application s main method is only called when the app s hosted route is called https yourProjectName appspot com In the applications s main method is logic to retrieve content from an API request based on a Timer and save that information to a Firestore database which a client consumes Thanks for the help slightly smiling face

Adam Hurwitz · Answer

I ve created a corresponding StackOverflow post here <https stackoverflow com questions 53575270 ktor apps main method not called when deployed to appengine>

rlejolivet · Answer

Which kind of scaling do you use for your AppEngine Reading <https cloud google com appengine docs standard go how instances are managed> leads me to believe instances are created on demand to handle requests means that no request = no startup so you wouldn t be able to do anything to force it to start from the kotlin ktor gradle side of things

nfrankel · Answer

< C0A974TJ9|ktor>

kenkyee · Answer

added an answer on SO You probably need to set up a Java style static main method

Adam Hurwitz · Answer

Thank you < rlejolivet> The instance I deployed is set to autoscaled In contrast when I deploy a compiled Jar to GCP with autoscaled enabled it runs the main method from the start which is the behavior I m trying to replicate with ktor

Adam Hurwitz · Answer

< kenkyee> Thanks If I setup a Java style main static method the app runs as expected in IntelliJ However deploying the Java main static method with Ktor GCP cannot find the main method It appears the Ktor main configuration is required if deploying with Ktor Java style main configuration works locally object Initialization JvmStatic fun main args Array lt String gt App logic here Ktor main configuration works on GCP only when you go to the hosted endpoint https yourProjectName import io ktor application Application fun Application main App logic here

kenkyee · Answer

Maybe try having the Java main call the ktor Application main

Adam Hurwitz · Answer

< kenkyee> IntelliJ won t allow that unfortunately

Adam Hurwitz · Answer

I shall repost in the < C0A974TJ9|ktor> channel as this is question is a better fit there and I did not see that channel originally

bdawg.io · Answer

What are you using to execute your `embeddedServer`