Hi Sajith, could you also share the docker engine version you are using to have a better understanding of your environment?
Thanks, Andrea Il 23/lug/2014 11:03 "Ignasi Barrera" <n...@apache.org> ha scritto: > Hi Sajith, > > In the json you've passed all images have the "Id" field, so that NPE > should not appear. > > In order to see the real responses you're getting when using the > jclouds compute service, could you configure the logs and enable the > "jclouds.wire" logger [1] at debug level? That will log all the > requests/responses that are being generated and we'll be able to see > how the image list is sent back from the Docker host. > > > I. > > [1] http://jclouds.apache.org/reference/logging/ > > On 23 July 2014 08:13, Sajith Kariyawasam <saj...@gmail.com> wrote: > > Hi Devs, > > > > I'm experimenting with jclouds Docker, and trying to invoke some Docker > API > > calls. > > > > The code snippet of the sample client I'm using is as follows...[1] I'm > > trying to list the images. > > > > [1] > > Properties overrides = new Properties(); > > overrides.setProperty(Constants.PROPERTY_MAX_RETRIES, "15"); > > overrides.setProperty("jclouds.ssh.retry-auth", "true"); > > overrides.setProperty("jclouds.endpoint", "http://127.0.0.1:4243 > "); > > overrides.setProperty("type","docker"); > > Iterable<Module> modules = > > ImmutableSet.<Module> of(new SshjSshClientModule(), new > > SLF4JLoggingModule()); > > ComputeServiceContext computeServiceContext = > > ContextBuilder.newBuilder("docker") > > .credentials("root","root").modules(modules) > > > > .overrides(overrides).buildView(ComputeServiceContext.class); > > ComputeService > > computeService=computeServiceContext.getComputeService(); > > computeService.listImages(); > > > > > > But when this is executed I'm getting following exception [2] , a NPE > when > > doing a pre-conditions check. I did a debug through the code and found > the > > values being passed to org.jclouds.docker.domain.Image constructor > > are getting null. (for eg, id, parent, created, container etc..). > > However, If I do a curl -X GET http://127.0.0.1:4243/images/json, > directly > > through Docker, I'm getting all the images as the response. [3] > > Any idea what could have done wrong in the java client? > > > > [2] > > > > SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder". > > SLF4J: Defaulting to no-operation (NOP) logger implementation > > SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for > further > > details. > > Exception in thread "main" org.jclouds.http.HttpResponseException: Error > > parsing input > > {statusCode=200, message=OK, headers={Date=[Wed, 23 Jul 2014 06:00:25 > > GMT]}, payload=[content=true, contentMetadata=[contentDisposition=null, > > contentEncoding=null, contentLanguage=null, contentLength=1468, > > contentMD5=null, contentType=application/json, expires=null], > > written=false]} > > at org.jclouds.http.functions.ParseJson.apply(ParseJson.java:67) > > at org.jclouds.http.functions.ParseJson.apply(ParseJson.java:42) > > at > > > org.jclouds.rest.internal.InvokeHttpMethod.invoke(InvokeHttpMethod.java:90) > > at > > > org.jclouds.rest.internal.InvokeHttpMethod.apply(InvokeHttpMethod.java:73) > > at > > > org.jclouds.rest.internal.InvokeHttpMethod.apply(InvokeHttpMethod.java:44) > > at > > > org.jclouds.reflect.FunctionalReflection$FunctionalInvocationHandler.handleInvocation(FunctionalReflection.java:117) > > at > > > com.google.common.reflect.AbstractInvocationHandler.invoke(AbstractInvocationHandler.java:87) > > at $Proxy49.inspectImage(Unknown Source) > > at > > > org.jclouds.docker.compute.strategy.DockerComputeServiceAdapter.listImages(DockerComputeServiceAdapter.java:161) > > at > > > org.jclouds.docker.compute.strategy.DockerComputeServiceAdapter.listImages(DockerComputeServiceAdapter.java:58) > > at > > > org.jclouds.compute.config.ComputeServiceAdapterContextModule$2.get(ComputeServiceAdapterContextModule.java:121) > > at > > > org.jclouds.compute.config.ComputeServiceAdapterContextModule$2.get(ComputeServiceAdapterContextModule.java:118) > > at > > > org.jclouds.rest.suppliers.MemoizedRetryOnTimeOutButNotOnAuthorizationExceptionSupplier$SetAndThrowAuthorizationExceptionSupplierBackedLoader.load(MemoizedRetryOnTimeOutButNotOnAuthorizationExceptionSupplier.java:73) > > at > > > org.jclouds.rest.suppliers.MemoizedRetryOnTimeOutButNotOnAuthorizationExceptionSupplier$SetAndThrowAuthorizationExceptionSupplierBackedLoader.load(MemoizedRetryOnTimeOutButNotOnAuthorizationExceptionSupplier.java:57) > > at > > > com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3524) > > at > com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2317) > > at > > > com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2280) > > at com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2195) > > at com.google.common.cache.LocalCache.get(LocalCache.java:3934) > > at com.google.common.cache.LocalCache.getOrLoad(LocalCache.java:3938) > > at > > > com.google.common.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4821) > > at > > > org.jclouds.rest.suppliers.MemoizedRetryOnTimeOutButNotOnAuthorizationExceptionSupplier.get(MemoizedRetryOnTimeOutButNotOnAuthorizationExceptionSupplier.java:119) > > at > > > org.jclouds.compute.suppliers.ImageCacheSupplier.get(ImageCacheSupplier.java:64) > > at > > > org.jclouds.compute.suppliers.ImageCacheSupplier.get(ImageCacheSupplier.java:45) > > at > > > org.jclouds.compute.internal.BaseComputeService.listImages(BaseComputeService.java:377) > > at test.docker.client.MainClass.main(MainClass.java:55) > > Caused by: java.lang.NullPointerException: id > > at > com.google.common.base.Preconditions.checkNotNull(Preconditions.java:229) > > at org.jclouds.docker.domain.Image.<init>(Image.java:57) > > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) > > at > > > sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) > > at > > > sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) > > at java.lang.reflect.Constructor.newInstance(Constructor.java:513) > > at > > > com.google.common.reflect.Invokable$ConstructorInvokable.invokeInternal(Invokable.java:242) > > at com.google.common.reflect.Invokable.invoke(Invokable.java:102) > > at > > > org.jclouds.json.internal.DeserializationConstructorAndReflectiveTypeAdapterFactory$DeserializeIntoParameterizedConstructor.newInstance(DeserializationConstructorAndReflectiveTypeAdapterFactory.java:212) > > at > > > org.jclouds.json.internal.DeserializationConstructorAndReflectiveTypeAdapterFactory$DeserializeIntoParameterizedConstructor.read(DeserializationConstructorAndReflectiveTypeAdapterFactory.java:192) > > at com.google.gson.Gson.fromJson(Gson.java:803) > > at com.google.gson.Gson.fromJson(Gson.java:768) > > at com.google.gson.Gson.fromJson(Gson.java:717) > > at org.jclouds.json.internal.GsonWrapper.fromJson(GsonWrapper.java:42) > > at org.jclouds.http.functions.ParseJson.apply(ParseJson.java:82) > > at org.jclouds.http.functions.ParseJson.apply(ParseJson.java:76) > > at org.jclouds.http.functions.ParseJson.apply(ParseJson.java:62) > > ... 25 more > > > > > > > > > > [3] > > > > sajith@sajith:/tmp$ curl -X GET http://127.0.0.1:4243/images/json > > > [{"Created":1404164147,"Id":"58faa899733f1db4bf5722b12da74e6edf3c67c8f6d8db6559f547f9416f3c7e","ParentId":"6c3df001ea12dcf848ff51930954e2129ac8f5717ce98819237d2d5d3e8ddd25","RepoTags":["ubuntu:14.10","ubuntu:utopic"],"Size":0,"VirtualSize":195975166} > > > ,{"Created":1403644956,"Id":"ea7d6801c5389e32dcf9577c3778f1eba9a1ee978db8f48020e4c479bc26e468","ParentId":"a343823119db57543086463ae7da8aaadbcef25781c0c4d121397a2550a419a6","RepoTags":["ubuntu:precise","ubuntu:12.04"],"Size":0,"VirtualSize":127478945} > > > ,{"Created":1403128455,"Id":"c5881f11ded97fd2252adf93268114329e985624c5d7bb86e439a36109d1124e","ParentId":"5796a7edb16bffa3408e0f00b1b8dc0fa4651ac88b68eee5a01b088bedb9c54a","RepoTags":["ubuntu:12.10","ubuntu:quantal"],"Size":70975635,"VirtualSize":172159231} > > > ,{"Created":1403128435,"Id":"463ff6be4238c14f5b88898f17b47a9cf494f9a9be7b6170c3e852568d2b0432","ParentId":"47dd6d11a49fc66a304bb679d545e64335cfb1f12dacf76c89e1cbe50af5574d","RepoTags":["ubuntu:13.04","ubuntu:raring"],"Size":70819651,"VirtualSize":169359891} > > > ,{"Created":1403128415,"Id":"195eb90b534950d334188c3627f860fbdf898e224d8a0a11ec54ff453175e081","ParentId":"209ea56fda6dc2fb013e4d1e40cb678b2af91d1b54a71529f7df0bd867adc961","RepoTags":["ubuntu:saucy","ubuntu:13.10"],"Size":4411741,"VirtualSize":184716170} > > > ,{"Created":1403128361,"Id":"e54ca5efa2e962582a223ca9810f7f1b62ea9b5c3975d14a5da79d3bf6020f37","ParentId":"6c37f792ddacad573016e6aea7fc9fb377127b4767ce6104c9f869314a12041e","RepoTags":["ubuntu:trusty","ubuntu:14.04","ubuntu:latest"],"Size":178365,"VirtualSize":276464769} > > > ,{"Created":1398108230,"Id":"3db9c44f45209632d6050b35958829c3a2aa256d81b9a7be45b362ff85c54710","ParentId":"6cfa4d1f33fb861d4d114f43b25abd0ac737509268065cdfd69d544a59c85ab8","RepoTags":["ubuntu:lucid","ubuntu:10.04"],"Size":182964289,"VirtualSize":182964289} > > > > > > > > > > -- > > Best Regards > > Sajith >
