I would like to emphasize that the URI is given by a insecure Globus
GASS session (the files are transfered using wget, so the session is
ok). This code does not fail with other kind of URIs.
Thus, are this kind of URIs valid for httpclient?
Regards.
On Wed, 2011-02-02 at 10:13 +0100, Ismael Marín Carrión wrote:
> Dear all,
>
> I am working in the development of a driver for a Grid system. In our
> tests, we are using GridSAM, which use the httpclient and commons-vfs.
>
> I am writing you to get some advise of how solving the next problem.
>
> GridSAM invokes httpclient classes from the HttpClientFactory class
> (org.apache.commons.vfs.provider.http), in the method
> createConnection().
>
> public static HttpClient createConnection(HttpFileSystemConfigBuilder
> builder, String scheme,
> String hostname, int port,
> String username,
> String password,
> FileSystemOptions fileSystemOptions)
> throws FileSystemException
> {
> ....
> client.executeMethod(new HeadMethod());
> ....
> }
>
> I am not using any authentication mechanism, and so username and passwd
> are null, but hostname, port and scheme has the proper values.
>
> Thus, in executeMethod() method of the HttpClient class:
>
> public int executeMethod(HostConfiguration hostconfig,
> final HttpMethod method, final HttpState state)
> throws IOException, HttpException {
> ....
> HostConfiguration defaulthostconfig = getHostConfiguration();
> if (hostconfig == null) {
> hostconfig = defaulthostconfig;
> }
> URI uri = method.getURI();
> ....
> }
>
> I received a null value for uri, while the hostconfig object has values
> for host attribute, but not for localAddress attribute or any other.
> Later it causes a NoHttpResponseException.
>
> The complete stack is:
>
> 2011-02-01 17:11:49,050 ERROR [TransferAgentFactory] source URI is not
> resolvable
> org.apache.commons.vfs.FileSystemException: Could not connect to HTTP
> server on "magno".
> at
> org.apache.commons.vfs.provider.http.HttpClientFactory.createConnection(HttpClientFactory.java:186)
> at
> org.apache.commons.vfs.provider.http.HttpClientFactory.createConnection(HttpClientFactory.java:53)
> at
> org.apache.commons.vfs.provider.http.HttpFileProvider.doCreateFileSystem(HttpFileProvider.java:97)
> at
> org.apache.commons.vfs.provider.AbstractOriginatingFileProvider.getFileSystem(AbstractOriginatingFileProvider.java:103)
> at
> org.apache.commons.vfs.provider.AbstractOriginatingFileProvider.findFile(AbstractOriginatingFileProvider.java:82)
> at
> org.apache.commons.vfs.provider.AbstractOriginatingFileProvider.findFile(AbstractOriginatingFileProvider.java:66)
> at
> org.apache.commons.vfs.impl.DefaultFileSystemManager.resolveFile(DefaultFileSystemManager.java:706)
> at
> org.apache.commons.vfs.impl.DefaultFileSystemManager.resolveFile(DefaultFileSystemManager.java:623)
> at
> org.icenigrid.gridsam.core.plugin.transfer.protocol.AbstractTransferAgent.getFileObject(AbstractTransferAgent.java:239)
> at
> org.icenigrid.gridsam.core.plugin.transfer.protocol.TransferAgentFactory.resolveSourceFile(TransferAgentFactory.java:168)
> at
> org.icenigrid.gridsam.core.plugin.transfer.protocol.TransferAgentFactory.<init>(TransferAgentFactory.java:120)
> at
> org.icenigrid.gridsam.core.plugin.transfer.provider.AFTFileTransferJob.execute(AFTFileTransferJob.java:131)
> at org.quartz.core.JobRunShell.run(JobRunShell.java:202)
> at org.quartz.simpl.SimpleThreadPool
> $WorkerThread.run(SimpleThreadPool.java:525)
> Caused by: org.apache.commons.httpclient.NoHttpResponseException: The
> server magno failed to respond
> at org.apache.commons.httpclient.HttpMethodBase.readStatusLine(Unknown
> Source)
> at org.apache.commons.httpclient.HttpMethodBase.readResponse(Unknown
> Source)
> at org.apache.commons.httpclient.HttpMethodBase.execute(Unknown Source)
> at
> org.apache.commons.httpclient.HttpMethodDirector.executeWithRetry(Unknown
> Source)
> at
> org.apache.commons.httpclient.HttpMethodDirector.executeMethod(Unknown
> Source)
> at org.apache.commons.httpclient.HttpClient.executeMethod(Unknown
> Source)
> at org.apache.commons.httpclient.HttpClient.executeMethod(Unknown
> Source)
> at
> org.apache.commons.vfs.provider.http.HttpClientFactory.createConnection(HttpClientFactory.java:182)
> ... 13 more
>
> Maybe, the line numbers are not exactly correct since I have been some
> minor changes. The version of httpclient is 3.0.1 and vfs is 2.1.
>
> I am very pleased of any help or advise. Best regards.
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