500 HTTP error while trying to edit policy through route PUT /policies/{id}

[djoproject]

Description

While trying to update an existing policy through the REST API, it always results into a 500 HTTP error.

Route: /policies/{id}
Method: PUT
Netshot version: v0.19.4

How to reproduce

Through the Web-UI:

1. Go to Compliance page
2. Click on Create policy
3. fill a name, no need of groups, then click on add
4. find the new created policy on the left column, click on edit
5. Change the name then click on save
6. An error label appears Error: Unknown

Relevant logs

2024-06-25T09:28:48.446483676Z 2024-06-25 09:28:48,444 ERROR [grizzly-http-server-3] RestService: Uncaught exception thrown by REST service
2024-06-25T09:28:48.446674270Z com.fasterxml.jackson.databind.JsonMappingException: failed to lazily initialize a collection of role: onl.netfishers.netshot.compliance.Policy.rules, could not initialize proxy - no Session (through reference chain: onl.netfishers.netshot.compliance.Policy["ruleCount"])
2024-06-25T09:28:48.446697816Z 	at com.fasterxml.jackson.databind.JsonMappingException.wrapWithPath(JsonMappingException.java:402)
2024-06-25T09:28:48.446708229Z 	at com.fasterxml.jackson.databind.JsonMappingException.wrapWithPath(JsonMappingException.java:361)
2024-06-25T09:28:48.446717055Z 	at com.fasterxml.jackson.databind.ser.std.StdSerializer.wrapAndThrow(StdSerializer.java:323)
2024-06-25T09:28:48.446725865Z 	at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:778)
2024-06-25T09:28:48.446736608Z 	at com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:183)
2024-06-25T09:28:48.446746076Z 	at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider._serialize(DefaultSerializerProvider.java:502)
2024-06-25T09:28:48.446755438Z 	at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider.serializeValue(DefaultSerializerProvider.java:341)
2024-06-25T09:28:48.446799768Z 	at com.fasterxml.jackson.databind.ObjectWriter$Prefetch.serialize(ObjectWriter.java:1572)
2024-06-25T09:28:48.446811081Z 	at com.fasterxml.jackson.databind.ObjectWriter.writeValue(ObjectWriter.java:1061)
2024-06-25T09:28:48.446820352Z 	at com.fasterxml.jackson.jaxrs.base.ProviderBase.writeTo(ProviderBase.java:620)
2024-06-25T09:28:48.446831337Z 	at org.glassfish.jersey.message.internal.WriterInterceptorExecutor$TerminalWriterInterceptor.invokeWriteTo(WriterInterceptorExecutor.java:242)
2024-06-25T09:28:48.446841332Z 	at org.glassfish.jersey.message.internal.WriterInterceptorExecutor$TerminalWriterInterceptor.aroundWriteTo(WriterInterceptorExecutor.java:227)
2024-06-25T09:28:48.446850633Z 	at org.glassfish.jersey.message.internal.WriterInterceptorExecutor.proceed(WriterInterceptorExecutor.java:139)
2024-06-25T09:28:48.446859543Z 	at org.glassfish.jersey.server.internal.JsonWithPaddingInterceptor.aroundWriteTo(JsonWithPaddingInterceptor.java:85)
2024-06-25T09:28:48.446868722Z 	at org.glassfish.jersey.message.internal.WriterInterceptorExecutor.proceed(WriterInterceptorExecutor.java:139)
2024-06-25T09:28:48.446883222Z 	at org.glassfish.jersey.server.internal.MappableExceptionWrapperInterceptor.aroundWriteTo(MappableExceptionWrapperInterceptor.java:61)
2024-06-25T09:28:48.446893026Z 	at org.glassfish.jersey.message.internal.WriterInterceptorExecutor.proceed(WriterInterceptorExecutor.java:139)
2024-06-25T09:28:48.446902671Z 	at org.glassfish.jersey.message.internal.MessageBodyFactory.writeTo(MessageBodyFactory.java:1116)
2024-06-25T09:28:48.446911823Z 	at org.glassfish.jersey.server.ServerRuntime$Responder.writeResponse(ServerRuntime.java:649)
2024-06-25T09:28:48.446920502Z 	at org.glassfish.jersey.server.ServerRuntime$Responder.processResponse(ServerRuntime.java:380)
2024-06-25T09:28:48.446929452Z 	at org.glassfish.jersey.server.ServerRuntime$Responder.process(ServerRuntime.java:370)
2024-06-25T09:28:48.446938499Z 	at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:259)
2024-06-25T09:28:48.446947682Z 	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:248)
2024-06-25T09:28:48.446956503Z 	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:244)
2024-06-25T09:28:48.446965203Z 	at org.glassfish.jersey.internal.Errors.process(Errors.java:292)
2024-06-25T09:28:48.446974339Z 	at org.glassfish.jersey.internal.Errors.process(Errors.java:274)
2024-06-25T09:28:48.447042629Z 	at org.glassfish.jersey.internal.Errors.process(Errors.java:244)
2024-06-25T09:28:48.447059000Z 	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:265)
2024-06-25T09:28:48.447073973Z 	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:235)
2024-06-25T09:28:48.447086987Z 	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:684)
2024-06-25T09:28:48.447099495Z 	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:394)
2024-06-25T09:28:48.447135634Z 	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:346)
2024-06-25T09:28:48.447153775Z 	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:358)
2024-06-25T09:28:48.447168241Z 	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:311)
2024-06-25T09:28:48.447182805Z 	at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:205)
2024-06-25T09:28:48.447196334Z 	at org.glassfish.grizzly.servlet.FilterChainImpl.doFilter(FilterChainImpl.java:124)
2024-06-25T09:28:48.447212330Z 	at org.glassfish.grizzly.servlet.FilterChainImpl.invokeFilterChain(FilterChainImpl.java:83)
2024-06-25T09:28:48.447227560Z 	at org.glassfish.grizzly.servlet.ServletHandler.doServletService(ServletHandler.java:202)
2024-06-25T09:28:48.447242981Z 	at org.glassfish.grizzly.servlet.ServletHandler.service(ServletHandler.java:149)
2024-06-25T09:28:48.447261507Z 	at org.glassfish.grizzly.http.server.HttpHandler$1.run(HttpHandler.java:200)
2024-06-25T09:28:48.447278256Z 	at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:569)
2024-06-25T09:28:48.447293465Z 	at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:549)
2024-06-25T09:28:48.447308929Z 	at java.base/java.lang.Thread.run(Thread.java:833)
2024-06-25T09:28:48.447323246Z Caused by: org.hibernate.LazyInitializationException: failed to lazily initialize a collection of role: onl.netfishers.netshot.compliance.Policy.rules, could not initialize proxy - no Session
2024-06-25T09:28:48.447337634Z 	at org.hibernate.collection.internal.AbstractPersistentCollection.throwLazyInitializationException(AbstractPersistentCollection.java:614)
2024-06-25T09:28:48.447354955Z 	at org.hibernate.collection.internal.AbstractPersistentCollection.withTemporarySessionIfNeeded(AbstractPersistentCollection.java:218)
2024-06-25T09:28:48.447403532Z 	at org.hibernate.collection.internal.AbstractPersistentCollection.readSize(AbstractPersistentCollection.java:162)
2024-06-25T09:28:48.447439558Z 	at org.hibernate.collection.internal.PersistentSet.size(PersistentSet.java:168)
2024-06-25T09:28:48.447455098Z 	at onl.netfishers.netshot.compliance.Policy.getRuleCount(Policy.java:118)
2024-06-25T09:28:48.447469243Z 	at jdk.internal.reflect.GeneratedMethodAccessor122.invoke(Unknown Source)
2024-06-25T09:28:48.447482401Z 	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
2024-06-25T09:28:48.447495534Z 	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
2024-06-25T09:28:48.447510501Z 	at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:688)
2024-06-25T09:28:48.447524855Z 	at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:770)
2024-06-25T09:28:48.447540380Z 	... 39 common frames omitted

Notes

• Same issue with policy having rules or not
• Same issue with policy being attached to group(s) or not