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csjx/D1LibclientTimeoutTest.java

Last active September 14, 2016 15:54
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An example showing http connection timeout issues with d1_libclient_java v2.2.0, httpclient 4.3.6
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D1LibclientTimeoutTest.java
package org.dataone.tests;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import org.dataone.client.v2.itk.D1Client;
import org.dataone.client.v2.MNode;
import org.dataone.service.exceptions.BaseException;
import org.dataone.service.exceptions.ServiceFailure;
import org.dataone.service.types.v1.Identifier;
import org.dataone.service.types.v2.SystemMetadata;
public class D1LibclientTimeoutTest {
public static void main(String[] args) {
List<String> pidStrs = new ArrayList<String>();
pidStrs.add("urn:uuid:5fec991c-95bc-45d3-a253-24f4b26fe37e");
pidStrs.add("urn:uuid:58c2a79c-3058-48c9-bffc-54e8b2ea5f26");
pidStrs.add("urn:uuid:618dc687-e53f-4b7f-b52c-d810229bb1a1");
pidStrs.add("urn:uuid:c16b08bd-8bf0-4def-a2f1-6d84aeb9ecdb");
pidStrs.add("urn:uuid:30f50763-c28d-4544-854e-9da252ce19eb");
pidStrs.add("urn:uuid:f5774a8a-d310-4a5e-bc69-b43e2d6826fb");
pidStrs.add("urn:uuid:92c72bfb-597f-4279-b0df-8750f8a8f43c");
pidStrs.add("urn:uuid:b03942f6-5cf4-44e3-a474-2ec56ce252a7");
pidStrs.add("urn:uuid:c214de27-b791-4a37-971a-3d3e6eb65b17");
pidStrs.add("urn:uuid:eb0557c7-ff97-4f7a-b8f6-b568ca8ba660");
MNode sourceMN = null;
try {
sourceMN = D1Client.getMN("https://arcticdata.io/metacat/d1/mn");
} catch (ServiceFailure e1) {
e1.printStackTrace();
}
for ( String pidStr : pidStrs ) {
Identifier pid = new Identifier();
pid.setValue(pidStr);
SystemMetadata sysmeta = null;
InputStream objectStream = null;
try {
// get the original system metadata
sysmeta = sourceMN.getSystemMetadata(null, pid);
// get the object
objectStream = sourceMN.get(null, pid);
} catch (BaseException e) {
System.out.println("Error calling the MN: " + e.getDescription());
e.printStackTrace();
}
}
}
}
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csjx commented Sep 14, 2016

Result:

[ERROR] 2016-09-14 09:46:10,806 (CertificateManager:<init>:202) No certificate installed in expected location: /tmp/x509up_u501
java.io.FileNotFoundException: No certificate installed in expected location: /tmp/x509up_u501
    at org.dataone.client.auth.CertificateManager.locateDefaultCertificate(CertificateManager.java:1359)
    at org.dataone.client.auth.CertificateManager.getCertificateFile(CertificateManager.java:1140)
    at org.dataone.client.auth.CertificateManager.<init>(CertificateManager.java:200)
    at org.dataone.client.auth.CertificateManager$CertificateManagerSingleton.<clinit>(CertificateManager.java:236)
    at org.dataone.client.auth.CertificateManager.getInstance(CertificateManager.java:246)
    at org.dataone.client.rest.HttpMultipartRestClient.<init>(HttpMultipartRestClient.java:199)
    at org.dataone.client.rest.DefaultHttpMultipartRestClient.<init>(DefaultHttpMultipartRestClient.java:40)
    at org.dataone.client.v2.itk.D1Client.getMultipartRestClient(D1Client.java:63)
    at org.dataone.client.v2.itk.D1Client.getMN(D1Client.java:184)
    at org.dataone.tests.D1LibclientTimeoutTest.main(D1LibclientTimeoutTest.java:32)
Error calling the MN: class org.dataone.client.exception.ClientSideException: /Timeout waiting for connection from pool
org.dataone.service.exceptions.ServiceFailure: class org.dataone.client.exception.ClientSideException: /Timeout waiting for connection from pool
    at org.dataone.client.rest.HttpMultipartRestClient.doGetRequest(HttpMultipartRestClient.java:349)
    at org.dataone.client.rest.HttpMultipartRestClient.doGetRequest(HttpMultipartRestClient.java:328)
    at org.dataone.client.v2.impl.MultipartD1Node.getSystemMetadata(MultipartD1Node.java:94)
    at org.dataone.client.v2.impl.MultipartMNode.getSystemMetadata(MultipartMNode.java:337)
    at org.dataone.tests.D1LibclientTimeoutTest.main(D1LibclientTimeoutTest.java:48)
Caused by: org.dataone.client.exception.ClientSideException: /Timeout waiting for connection from pool
    ... 5 more
Caused by: org.apache.http.conn.ConnectionPoolTimeoutException: Timeout waiting for connection from pool
    at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.leaseConnection(PoolingHttpClientConnectionManager.java:254)
    at org.apache.http.impl.conn.PoolingHttpClientConnectionManager$1.get(PoolingHttpClientConnectionManager.java:231)
    at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:173)
    at org.apache.http.impl.client.cache.CachingExec.callBackend(CachingExec.java:578)
    at org.apache.http.impl.client.cache.CachingExec.handleCacheMiss(CachingExec.java:346)
    at org.apache.http.impl.client.cache.CachingExec.execute(CachingExec.java:265)
    at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:195)
    at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:86)
    at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:108)
    at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
    at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
    at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:106)
    at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:57)
    at org.dataone.client.rest.RestClient.doRequest(RestClient.java:330)
    at org.dataone.client.rest.RestClient.doRequestNoBody(RestClient.java:264)
    at org.dataone.client.rest.RestClient.doGetRequest(RestClient.java:182)
    at org.dataone.client.rest.HttpMultipartRestClient.doGetRequest(HttpMultipartRestClient.java:339)
    ... 4 more
Error calling the MN: class org.dataone.client.exception.ClientSideException: /Timeout waiting for connection from pool
org.dataone.service.exceptions.ServiceFailure: class org.dataone.client.exception.ClientSideException: /Timeout waiting for connection from pool
    at org.dataone.client.rest.HttpMultipartRestClient.doGetRequest(HttpMultipartRestClient.java:349)
    at org.dataone.client.rest.HttpMultipartRestClient.doGetRequest(HttpMultipartRestClient.java:328)
    at org.dataone.client.v2.impl.MultipartD1Node.getSystemMetadata(MultipartD1Node.java:94)
    at org.dataone.client.v2.impl.MultipartMNode.getSystemMetadata(MultipartMNode.java:337)
    at org.dataone.tests.D1LibclientTimeoutTest.main(D1LibclientTimeoutTest.java:48)
Caused by: org.dataone.client.exception.ClientSideException: /Timeout waiting for connection from pool
    ... 5 more
Caused by: org.apache.http.conn.ConnectionPoolTimeoutException: Timeout waiting for connection from pool
    at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.leaseConnection(PoolingHttpClientConnectionManager.java:254)
    at org.apache.http.impl.conn.PoolingHttpClientConnectionManager$1.get(PoolingHttpClientConnectionManager.java:231)
    at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:173)
    at org.apache.http.impl.client.cache.CachingExec.callBackend(CachingExec.java:578)
    at org.apache.http.impl.client.cache.CachingExec.handleCacheMiss(CachingExec.java:346)
    at org.apache.http.impl.client.cache.CachingExec.execute(CachingExec.java:265)
    at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:195)
    at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:86)
    at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:108)
    at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
    at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
    at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:106)
    at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:57)
    at org.dataone.client.rest.RestClient.doRequest(RestClient.java:330)
    at org.dataone.client.rest.RestClient.doRequestNoBody(RestClient.java:264)
    at org.dataone.client.rest.RestClient.doGetRequest(RestClient.java:182)
    at org.dataone.client.rest.HttpMultipartRestClient.doGetRequest(HttpMultipartRestClient.java:339)
    ... 4 more
Error calling the MN: class org.dataone.client.exception.ClientSideException: /Timeout waiting for connection from pool
org.dataone.service.exceptions.ServiceFailure: class org.dataone.client.exception.ClientSideException: /Timeout waiting for connection from pool
    at org.dataone.client.rest.HttpMultipartRestClient.doGetRequest(HttpMultipartRestClient.java:349)
    at org.dataone.client.rest.HttpMultipartRestClient.doGetRequest(HttpMultipartRestClient.java:328)
    at org.dataone.client.v2.impl.MultipartD1Node.getSystemMetadata(MultipartD1Node.java:94)
    at org.dataone.client.v2.impl.MultipartMNode.getSystemMetadata(MultipartMNode.java:337)
    at org.dataone.tests.D1LibclientTimeoutTest.main(D1LibclientTimeoutTest.java:48)
Caused by: org.dataone.client.exception.ClientSideException: /Timeout waiting for connection from pool
    ... 5 more
Caused by: org.apache.http.conn.ConnectionPoolTimeoutException: Timeout waiting for connection from pool
    at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.leaseConnection(PoolingHttpClientConnectionManager.java:254)
    at org.apache.http.impl.conn.PoolingHttpClientConnectionManager$1.get(PoolingHttpClientConnectionManager.java:231)
    at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:173)
    at org.apache.http.impl.client.cache.CachingExec.callBackend(CachingExec.java:578)
    at org.apache.http.impl.client.cache.CachingExec.handleCacheMiss(CachingExec.java:346)
    at org.apache.http.impl.client.cache.CachingExec.execute(CachingExec.java:265)
    at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:195)
    at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:86)
    at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:108)
    at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
    at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)
    at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:106)
    at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:57)
    at org.dataone.client.rest.RestClient.doRequest(RestClient.java:330)
    at org.dataone.client.rest.RestClient.doRequestNoBody(RestClient.java:264)
    at org.dataone.client.rest.RestClient.doGetRequest(RestClient.java:182)
    at org.dataone.client.rest.HttpMultipartRestClient.doGetRequest(HttpMultipartRestClient.java:339)
    ... 4 more

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