Yum/apt proxy snapshot error - Failure servicing MKCOL

Hi All,

We’re using nexus repo OSS 3.30.1-01. I’m trying to create meta snapshots for yum/apt proxy repos however we’re getting an HTTP 500 response. We can’t find any documentation for the snapshot method either.

This worked fine in a test environment.

2022-04-20 10:47:45,772+0000 INFO  [qtp1340402163-1982]  admin org.sonatype.nexus.repository.httpclient.internal.HttpClientFacetImpl - Repository status for debian-stretch-proxy changed from READY to AVAILABLE - reason n/a for n/a
2022-04-20 10:47:45,832+0000 WARN  [qtp1340402163-1982]  admin org.sonatype.nexus.repository.httpbridge.internal.ViewServlet - Failure servicing: MKCOL /repository/debian-stretch-proxy/snapshots/20220420
java.lang.NullPointerException: null
	at org.sonatype.nexus.repository.apt.internal.snapshot.AptSnapshotFacetSupport.collectSnapshotItems(AptSnapshotFacetSupport.java:132)
	at org.sonatype.nexus.repository.apt.internal.snapshot.AptSnapshotFacetSupport.createSnapshot(AptSnapshotFacetSupport.java:65)
	at org.sonatype.nexus.repository.apt.internal.snapshot.AptSnapshotHandler.doMkcol(AptSnapshotHandler.java:96)
	at org.sonatype.nexus.repository.apt.internal.snapshot.AptSnapshotHandler.handleSnapshotAdminRequest(AptSnapshotHandler.java:85)
	at org.sonatype.nexus.repository.apt.internal.snapshot.AptSnapshotHandler.handle(AptSnapshotHandler.java:71)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.storage.UnitOfWorkHandler.handle(UnitOfWorkHandler.java:39)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.ContentHeadersHandler.handle(ContentHeadersHandler.java:46)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.http.PartialFetchHandler.handle(PartialFetchHandler.java:59)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.ConditionalRequestHandler.handle(ConditionalRequestHandler.java:72)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.cache.NegativeCacheHandler.handle(NegativeCacheHandler.java:48)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at com.sonatype.nexus.clm.internal.orient.FirewallContributedHandler.handle(FirewallContributedHandler.java:104)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.HandlerContributor.handle(HandlerContributor.java:67)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.ExceptionHandler.handle(ExceptionHandler.java:42)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.routing.internal.RoutingRuleHandler.handle(RoutingRuleHandler.java:52)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.FormatHighAvailabilitySupportHandler.handle(FormatHighAvailabilitySupportHandler.java:52)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.security.SecurityHandler.handle(SecurityHandler.java:51)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.handlers.TimingHandler.handle(TimingHandler.java:58)
	at org.sonatype.nexus.repository.view.Context.proceed(Context.java:88)
	at org.sonatype.nexus.repository.view.Context.start(Context.java:179)
	at org.sonatype.nexus.repository.view.Router.dispatch(Router.java:65)
	at org.sonatype.nexus.repository.view.ConfigurableViewFacet.dispatch(ConfigurableViewFacet.java:52)
	at org.sonatype.nexus.repository.view.ConfigurableViewFacet.dispatch(ConfigurableViewFacet.java:43)
	at org.sonatype.nexus.repository.httpbridge.internal.ViewServlet.dispatchAndSend(ViewServlet.java:213)
	at org.sonatype.nexus.repository.httpbridge.internal.ViewServlet.doService(ViewServlet.java:175)
	at org.sonatype.nexus.repository.httpbridge.internal.ViewServlet.service(ViewServlet.java:127)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
	at com.google.inject.servlet.ServletDefinition.doServiceImpl(ServletDefinition.java:290)
	at com.google.inject.servlet.ServletDefinition.doService(ServletDefinition.java:280)
	at com.google.inject.servlet.ServletDefinition.service(ServletDefinition.java:184)
	at com.google.inject.servlet.DynamicServletPipeline.service(DynamicServletPipeline.java:71)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:85)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:112)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:450)
	at org.sonatype.nexus.security.SecurityFilter.executeChain(SecurityFilter.java:96)
	at org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)
	at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
	at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
	at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:387)
	at org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)
	at org.sonatype.nexus.security.SecurityFilter.doFilterInternal(SecurityFilter.java:112)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at org.sonatype.nexus.repository.httpbridge.internal.ExhaustRequestFilter.doFilter(ExhaustRequestFilter.java:80)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at com.sonatype.nexus.licensing.internal.LicensingRedirectFilter.doFilter(LicensingRedirectFilter.java:116)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at com.codahale.metrics.servlet.AbstractInstrumentedFilter.doFilter(AbstractInstrumentedFilter.java:112)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at org.sonatype.nexus.internal.web.ErrorPageFilter.doFilter(ErrorPageFilter.java:79)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at org.sonatype.nexus.internal.web.EnvironmentFilter.doFilter(EnvironmentFilter.java:101)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at org.sonatype.nexus.internal.web.HeaderPatternFilter.doFilter(HeaderPatternFilter.java:98)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:82)
	at com.google.inject.servlet.DynamicFilterPipeline.dispatch(DynamicFilterPipeline.java:104)
	at com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:133)
	at org.sonatype.nexus.bootstrap.osgi.DelegatingFilter.doFilter(DelegatingFilter.java:73)
	at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:201)
	at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1601)
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:548)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:602)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235)
	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1624)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1435)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:501)
	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1350)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
	at com.codahale.metrics.jetty9.InstrumentedHandler.handle(InstrumentedHandler.java:239)
	at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:146)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
	at org.eclipse.jetty.server.Server.handle(Server.java:516)
	at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:388)
	at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:633)
	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:380)
	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277)
	at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
	at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:336)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:313)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:129)
	at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:383)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:882)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1036)
	at java.lang.Thread.run(Thread.java:748)

Any help appreciated.