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HADOOP-14399. Configuration does not correctly XInclude absolute file URIs.

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Contributed by Jonathan Eagles
This commit is contained in:
Steve Loughran 2017-05-25 14:59:33 +01:00
parent 1a56a3db59
commit 1ba9704eec
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GPG Key ID: 950CC3E032B79CA2
2 changed files with 42 additions and 18 deletions
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17
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/conf/Configuration.java
View File

@ -2714,6 +2714,7 @@ private Resource loadResource(Properties properties,
StringBuilder token = new StringBuilder();
String confName = null;
String confValue = null;
String confInclude = null;
boolean confFinal = false;
boolean fallbackAllowed = false;
boolean fallbackEntered = false;
@ -2757,7 +2758,7 @@ private Resource loadResource(Properties properties,
break;
case "include":
// Determine href for xi:include
String confInclude = null;
confInclude = null;
attrCount = reader.getAttributeCount();
for (int i = 0; i < attrCount; i++) {
String attrName = reader.getAttributeLocalName(i);
@ -2776,6 +2777,11 @@ private Resource loadResource(Properties properties,
Resource classpathResource = new Resource(include, name);
loadResource(properties, classpathResource, quiet);
} else {
URL url;
try {
url = new URL(confInclude);
url.openConnection().connect();
} catch (IOException ioe) {
File href = new File(confInclude);
if (!href.isAbsolute()) {
// Included resources are relative to the current resource
@ -2787,7 +2793,9 @@ private Resource loadResource(Properties properties,
fallbackAllowed = true;
break;
}
Resource uriResource = new Resource(href.toURI().toURL(), name);
url = href.toURI().toURL();
}
Resource uriResource = new Resource(url, name);
loadResource(properties, uriResource, quiet);
}
break;
@ -2828,8 +2836,9 @@ private Resource loadResource(Properties properties,
break;
case "include":
if (fallbackAllowed && !fallbackEntered) {
throw new IOException("Fetch fail on include with no "
+ "fallback while loading '" + name + "'");
throw new IOException("Fetch fail on include for '"
+ confInclude + "' with no fallback while loading '"
+ name + "'");
}
fallbackAllowed = false;
fallbackEntered = false;

19
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/conf/TestConfiguration.java
View File

@ -29,6 +29,7 @@
import java.io.StringWriter;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.URI;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
@ -61,6 +62,9 @@ public class TestConfiguration extends TestCase {
final static String CONFIG = new File("./test-config-TestConfiguration.xml").getAbsolutePath();
final static String CONFIG2 = new File("./test-config2-TestConfiguration.xml").getAbsolutePath();
final static String CONFIG_FOR_ENUM = new File("./test-config-enum-TestConfiguration.xml").getAbsolutePath();
final static String CONFIG_FOR_URI = "file://"
+ new File("./test-config-uri-TestConfiguration.xml").getAbsolutePath();
private static final String CONFIG_MULTI_BYTE = new File(
"./test-config-multi-byte-TestConfiguration.xml").getAbsolutePath();
private static final String CONFIG_MULTI_BYTE_SAVED = new File(
@ -85,6 +89,7 @@ protected void tearDown() throws Exception {
new File(CONFIG).delete();
new File(CONFIG2).delete();
new File(CONFIG_FOR_ENUM).delete();
new File(new URI(CONFIG_FOR_URI)).delete();
new File(CONFIG_MULTI_BYTE).delete();
new File(CONFIG_MULTI_BYTE_SAVED).delete();
}
@ -516,13 +521,21 @@ public void testIncludes() throws Exception {
appendProperty("a","b");
appendProperty("c","d");
endConfig();
File fileUri = new File(new URI(CONFIG_FOR_URI));
out=new BufferedWriter(new FileWriter(fileUri));
startConfig();
appendProperty("e", "f");
appendProperty("g", "h");
endConfig();
out=new BufferedWriter(new FileWriter(CONFIG));
startConfig();
startInclude(CONFIG2);
endInclude();
appendProperty("e","f");
appendProperty("g","h");
startInclude(CONFIG_FOR_URI);
endInclude();
appendProperty("i", "j");
appendProperty("k", "l");
endConfig();
// verify that the includes file contains all properties
@ -532,6 +545,8 @@ public void testIncludes() throws Exception {
assertEquals(conf.get("c"), "d");
assertEquals(conf.get("e"), "f");
assertEquals(conf.get("g"), "h");
assertEquals(conf.get("i"), "j");
assertEquals(conf.get("k"), "l");
tearDown();
}