Is there already something working for exporting functionality of a Spring modules to other modules?
|-----Oorspronkelijk bericht----- |Van: Jean-Baptiste Onofré <j...@nanthrax.net> |Verzonden: woensdag 29 september 2021 17:26 |Aan: user@karaf.apache.org |Onderwerp: Re: Karaf 5 | |Thanks for the update. | |I'm happy to say you are the first one to "use/launch" Karaf 5 ;) | |About the TomcatURLStreamHandlerFactory is known "issue": | |https://github.com/jbonofre/karaf5/blob/main/services/spring-boot- |application- |manager/src/main/java/org/apache/karaf/springboot/SpringBootApplication |ManagerService.java#L110 | |I have to improve this ;) | |Regards |JB | |On 29/09/2021 17:19, jgfrm wrote: |> The following works: |> |> Karaf.json: |> ==== |> { |> "applications": [ |> { |> "name": "e3web", |> "url": "file:///home/jaap/Karaf5Test/e3web-dev.jar", |> "type": "spring-boot", |> "properties": { |> "enableHttp": true, |> "enablePrometheus": true |> } |> } |> ] |> } |> ==== |> |> Add to Spring boot application: |> ==== |> @SpringBootApplication |> @ComponentScan |> public class E3webApplication { |> |> ... |> public static void main(String[] args) { |> TomcatURLStreamHandlerFactory.disable(); // see |https://github.com/spring-projects/spring-boot/issues/21535 |> SpringApplication.run(E3webApplication.class, args); |> } |> ==== |> |> Start with |> java --add-modules jdk.security.jgss -cp |> ../karaf5/assemblies/k4/target/k4-5.0-SNAPSHOT.jar:target/e3web-test-1 |> .0-SNAPSHOT.jar:../karaf5/services/spring-boot-application-manager/tar |> get/spring-boot-application-manager-5.0-SNAPSHOT.jar |> -Dkaraf.config=src/main/resources/karaf.json |> org.apache.karaf.boot.Main |> |> |-----Oorspronkelijk bericht----- |> |Van: JB Onofré <j...@nanthrax.net> |> |Verzonden: dinsdag 28 september 2021 06:34 |> |Aan: user@karaf.apache.org |> |Onderwerp: Re: Karaf 5 |> | |> |Hi |> | |> |No it’s not this because k5 don’t use OSGi for the spring boot |> |launcher. I still think it’s a missing add modules as Jvm arg. I will check |today. |> | |> |Regards |> |JB |> | |> |> Le 27 sept. 2021 à 23:39, jgfrm <f...@gordijn.org> a écrit : |> |> |> |> While Googling, I came across on of your blogs |> |(http://nanthrax.blogspot.com/2021/04/whats-new-in-apache-karaf- |> |431.html) that one of the changes in Karaf was to export the java.* |packages. |> |Could that be the cause? |> |> |> |> |-----Oorspronkelijk bericht----- |> |> |Van: Jean-Baptiste Onofre <j...@nanthrax.net> |> |> |Verzonden: zondag 26 september 2021 18:02 |> |> |Aan: user@karaf.apache.org |> |> |Onderwerp: Re: Karaf 5 |> |> | |> |> |Hi |> |> | |> |> |No sure, it’s only class loader issue. I remember this issue in |> |> |pure spring boot with JDK11. |> |> | |> |> |Let me check. |> |> | |> |> |Regards |> |> |JB |> |> | |> |> |> Le 26 sept. 2021 à 17:59, jgfrm <f...@gordijn.org> a écrit : |> |> |> |> |> |> Hi JB, |> |> |> |> |> |> Fully understand that it is still work in progress. |> |> |> |> |> |> Regarding the .NoClassDefFoundError: org/ietf/jgss/GSSException |> |> |> --add-modules java.security.jgss does not solve it? |> |> |> Is it a class loader problem? |> |> |> |> |> |> Best, |> |> |> |> |> |> -- Jaap |> |> |> |> |> |> |> |> |> |-----Oorspronkelijk bericht----- |> |> |> |Van: Jean-Baptiste Onofre <j...@nanthrax.net> |> |> |> |Verzonden: zondag 26 september 2021 14:20 |> |> |> |Aan: user@karaf.apache.org |> |> |> |Onderwerp: Re: Karaf 5 |> |> |> | |> |> |> |Hi Jaap, |> |> |> | |> |> |> |First, maybe I was not clean in my presentation: Karaf 5 is |> |> |> |still under development and so, everything is not yet ready. |> |> |> |As said, I will “move” the code to Apache Karaf repo as soon as |> |> |> |I consider I have something clean and running. |> |> |> | |> |> |> |Anyway, about your email, I will check. Today my focus is on |> |> |> |the OsgiApplicationManager to be Karaf 4 compliant. |> |> |> |I also have to improve the Karaf Config service. |> |> |> | |> |> |> |By the way, you don’t need your own Main, just use the |> |> |> |repackage with regular provided Main (you can take a look on |> |> |> |the K4 assembly repackage as an example). I will create a |> |> |> |gradle/maven plugin with |> |> |repackage. |> |> |> | |> |> |> |Regarding your issue, as you are running with JDK11, I guess |> |> |> |you have to add -- add-modules java.security.jgss to avoid the |> |> |NoClassDefFoundException. |> |> |> | |> |> |> |Thanks anyway for your feedback, much appreciated. |> |> |> | |> |> |> |Regards |> |> |> |JB |> |> |> | |> |> |> |> Le 26 sept. 2021 à 12:00, jgfrm <f...@gordijn.org> a écrit : |> |> |> |> |> |> |> |> Hi Jean-Baptiste, |> |> |> |> |> |> |> |> I managed to start (well not completely) my spring application. |> |> |> |> However, while starting up, I get an exception: |> |> |> |> |> |> |> |> 11:43:03.148 [main] ERROR o.s.boot.SpringApplication:837 - |> |> |> |> Application run failed |> |> |> |> org.springframework.context.ApplicationContextException: |> |> |> |> Unable to start web server; nested exception is |> |java.lang.NoClassDefFoundError: |> |> |> |> org/ietf/jgss/GSSException |> |> |> |> |> |> |> |> Any ideas? |> |> |> |> |> |> |> |> Also, I had to make modifications in |> |> |> |SpringBootApplicationManagerService/start: |> |> |> |> |> |> |> |> try { |> |> |> |> Thread.currentThread().setContextClassLoader(classLoader); |> |> |> |> // disable tomcat stream handler |> |> |> |> /* There is no TomcatURLStreamHandlerFactory in my spring |jar |> |> |> |> final Method tomcat = |> |> |> |classLoader.loadClass("org.apache.catalina.webresources.TomcatU |> |> |> |RLS tre am HandlerFactory").getMethod("disable"); |> |> |> |> if (!tomcat.isBridge()) { |> |> |> |> tomcat.setAccessible(true); |> |> |> |> } |> |> |> |> tomcat.invoke(null, null); |> |> |> |> */ |> |> |> |> // invoke spring boot main |> |> |> |> final Method main = |> |> |> ||classLoader.loadClass("org.springframework.boot.loader.JarLauncher"). |> |> |> |getM |> |> |> |ethod("main", String[].class); |> |> |> |> main.setAccessible(true); |> |> |> |> log.info("Call JarLauncher"); |> |> |> |> if (properties.get("args") != null) { |> |> |> |> log.info("Call JarLauncher with args"); |> |> |> |> main.invoke(null, new Object[]{ properties.get("args") }); |> |> |> |> } else { |> |> |> |> log.info("Call JarLauncher without args"); |> |> |> |> main.invoke(null, new Object[]{new |> |> |> |> String[0]}); // the original invoke |> |> |> |did not work for me |> |> |> |> } |> |> |> |> } finally { |> |> |> |> Thread.currentThread().setContextClassLoader(original); |> |> |> |> } |> |> |> |> |> |> |> |> Further details: |> |> |> |> - openjdk version "11.0.12" 2021-07-20 |> |> |> |> - invocation: |> |> |> |> java -cp |> |> |> |> ../karaf5/assemblies/k4/target/k4-5.0-SNAPSHOT.jar:target/e3w |> |> |> |> eb- |> |> |> |> tes |> |> |> |> t-1 |> |> |> |> .0-SNAPSHOT.jar:../karaf5/services/spring-boot-application-ma |> |> |> |> nag er/ tar |> |> |> |> get/spring-boot-application-manager-5.0-SNAPSHOT.jar |> |> |> |> -Dkaraf.config=src/main/resources/karaf.json Main |> |> |> |> |> |> |> |> Main.java: |> |> |> |> ### |> |> |> |> public class Main { |> |> |> |> public static void main(String[] args){ |> |> |> |> System.out.println("Starting Karaf"); |> |> |> |> Karaf karaf = Karaf.builder().build(); |> |> |> |> karaf.start(); |> |> |> |> } |> |> |> |> } |> |> |> |> ### |> |> |> |> |> |> |> |> Best, |> |> |> |> |> |> |> |> -- Jaap |> |> |> |> |> |> |> |> |-----Oorspronkelijk bericht----- |> |> |> |> |Van: Jean-Baptiste Onofré <j...@nanthrax.net> |> |> |> |> |Verzonden: vrijdag 24 september 2021 10:34 |> |> |> |> |Aan: user@karaf.apache.org |> |> |> |> |Onderwerp: Re: Karaf 5 |> |> |> |> | |> |> |> |> |Hi Jaap, |> |> |> |> | |> |> |> |> |The presentation is available here: |> |> |> |> | |> |> |> |> |> |> |> |> |> |> |||||https://docs.google.com/presentation/d/1nDqd4oVbrggTDlwrzWc8zEdah |K |> |h |> |> |c |> |> |> |S |> |> |> |> |VZJjlPk5FPxfBE/edit?usp=sharing |> |> |> |> | |> |> |> |> |Karaf 5 WIP is available here: |> |> |> |> | |> |> |> |> |https://github.com/jbonofre/karaf5 |> |> |> |> | |> |> |> |> |I'm available on Slack or by email if you wanna chat about Karaf5. |> |> |> |> | |> |> |> |> |Regards |> |> |> |> |JB |> |> |> |> | |> |> |> |> |On 24/09/2021 10:06, jgfrm wrote: |> |> |> |> |> Hi, |> |> |> |> |> |> |> |> |> |> I have two questions about Karaf 5: |> |> |> |> |> - is the presentation by Onofre at ApacheConf online |somewhere? |> |> |> |> |> - is it possible to explore Karaf 5 (or: what is there right now)? |> |> |> |> |> I am in particular interested in the Spring Boot |> |> |> |> |> functionality, as I have a Spring Boot application that I |> |> |> |> |> want to port to Karaf to support dynamic loading of |> |> |> |> |> components. I have found the github repo of Onofre, but it |> |> |> |> |> is |> |unclear to me how e.g. to start Karaf. |> |> |> |> |> |> |> |> |> |> Best, |> |> |> |> |> |> |> |> |> |> -- Jaap |> |> |> |> |> |> |> |> |> |> |> |> |> |> |> |> |> |> |> |> |>
