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HADOOP-15123. KDiag tries to load krb5.conf from KRB5CCNAME instead of KRB5_CONFIG. 

Contributed by Vipin Rathor.
This commit is contained in:
Steve Loughran 2017-12-18 18:48:32 +00:00
parent 93fdc3d935
commit 1ef906e29e
1 changed files with 18 additions and 12 deletions
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14
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/KDiag.java
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@ -80,6 +80,11 @@ public class KDiag extends Configured implements Tool, Closeable {
* variable. This is what kinit will use by default: {@value}
*/
public static final String KRB5_CCNAME = "KRB5CCNAME";
/**
* Location of main kerberos configuration file as passed down via an
* environment variable.
*/
public static final String KRB5_CONFIG = "KRB5_CONFIG";
public static final String JAVA_SECURITY_KRB5_CONF
= "java.security.krb5.conf";
public static final String JAVA_SECURITY_KRB5_REALM
@ -322,6 +327,7 @@ public class KDiag extends Configured implements Tool, Closeable {
for (String env : new String[]{
HADOOP_JAAS_DEBUG,
KRB5_CCNAME,
KRB5_CONFIG,
HADOOP_USER_NAME,
HADOOP_PROXY_USER,
HADOOP_TOKEN_FILE_LOCATION,
@ -561,14 +567,14 @@ public class KDiag extends Configured implements Tool, Closeable {
krbPath = jvmKrbPath;
}
String krb5name = System.getenv(KRB5_CCNAME);
String krb5name = System.getenv(KRB5_CONFIG);
if (krb5name != null) {
println("Setting kerberos path from environment variable %s: \"%s\"",
KRB5_CCNAME, krb5name);
KRB5_CONFIG, krb5name);
krbPath = krb5name;
if (jvmKrbPath != null) {
println("Warning - both %s and %s were set - %s takes priority",
JAVA_SECURITY_KRB5_CONF, KRB5_CCNAME, KRB5_CCNAME);
JAVA_SECURITY_KRB5_CONF, KRB5_CONFIG, KRB5_CONFIG);
}
}
@ -909,7 +915,7 @@ public class KDiag extends Configured implements Tool, Closeable {
private void dump(File file) throws IOException {
try (FileInputStream in = new FileInputStream(file)) {
for (String line : IOUtils.readLines(in)) {
println(line);
println("%s", line);
}
}
}