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8327818: Implement Kerberos debug with sun.security.util.Debug

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Reviewed-by: coffeys, ssahoo
This commit is contained in:
Weijun Wang 2024-03-18 15:36:28 +00:00
parent dec68d7e36
commit 569b05addf
62 changed files with 855 additions and 816 deletions
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91
src/java.security.jgss/share/classes/sun/security/krb5/Config.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2000, 2023, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2000, 2024, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -51,6 +51,8 @@ import sun.security.krb5.internal.crypto.EType;
import sun.security.krb5.internal.Krb5;
import sun.security.util.SecurityProperties;
import static sun.security.krb5.internal.Krb5.DEBUG;
/**
* This class maintains key-value pairs of Kerberos configurable constants
* from configuration file or from user specified system properties.
@ -103,8 +105,6 @@ public class Config {
*/
private Hashtable<String,Object> stanzaTable = new Hashtable<>();
private static boolean DEBUG = sun.security.krb5.internal.Krb5.DEBUG;
// these are used for hexadecimal calculation.
private static final int BASE16_0 = 1;
private static final int BASE16_1 = 16;
@ -213,16 +213,16 @@ public class Config {
if (fileName != null) {
configFile = loadConfigFile(fileName);
stanzaTable = parseStanzaTable(configFile);
if (DEBUG) {
System.out.println("Loaded from Java config");
if (DEBUG != null) {
DEBUG.println("Loaded from Java config");
}
} else {
boolean found = false;
if (isMacosLionOrBetter()) {
try {
stanzaTable = SCDynamicStoreConfig.getConfig();
if (DEBUG) {
System.out.println("Loaded from SCDynamicStoreConfig");
if (DEBUG != null) {
DEBUG.println("Loaded from SCDynamicStoreConfig");
}
found = true;
} catch (IOException ioe) {
@ -233,15 +233,15 @@ public class Config {
fileName = getNativeFileName();
configFile = loadConfigFile(fileName);
stanzaTable = parseStanzaTable(configFile);
if (DEBUG) {
System.out.println("Loaded from native config");
if (DEBUG != null) {
DEBUG.println("Loaded from native config");
}
}
}
} catch (IOException ioe) {
if (DEBUG) {
System.out.println("Exception thrown in loading config:");
ioe.printStackTrace(System.out);
if (DEBUG != null) {
DEBUG.println("Exception thrown in loading config:");
ioe.printStackTrace(DEBUG.getPrintStream());
}
throw new KrbException("krb5.conf loading failed");
}
@ -440,11 +440,11 @@ public class Config {
try {
value = parseIntValue(result);
} catch (NumberFormatException e) {
if (DEBUG) {
System.out.println("Exception in getting value of " +
if (DEBUG != null) {
DEBUG.println("Exception in getting value of " +
Arrays.toString(keys) + ": " +
e.getMessage());
System.out.println("Setting " + Arrays.toString(keys) +
DEBUG.println("Setting " + Arrays.toString(keys) +
" to minimum value");
}
value = Integer.MIN_VALUE;
@ -584,8 +584,8 @@ public class Config {
Path file, List<String> content, Set<Path> dups)
throws IOException {
if (DEBUG) {
System.out.println("Loading krb5 profile at " + file);
if (DEBUG != null) {
DEBUG.println("Loading krb5 profile at " + file);
}
if (!file.isAbsolute()) {
throw new IOException("Profile path not absolute");
@ -628,8 +628,8 @@ public class Config {
content, dups);
} else {
// Unsupported directives
if (DEBUG) {
System.out.println("Unknown directive: " + line);
if (DEBUG != null) {
DEBUG.println("Unknown directive: " + line);
}
}
} else {
@ -670,8 +670,8 @@ public class Config {
private List<String> loadConfigFile(final String fileName)
throws IOException, KrbException {
if (DEBUG) {
System.out.println("Loading config file from " + fileName);
if (DEBUG != null) {
DEBUG.println("Loading config file from " + fileName);
}
List<String> result = new ArrayList<>();
List<String> raw = new ArrayList<>();
@ -783,8 +783,8 @@ public class Config {
throws KrbException {
Hashtable<String,Object> current = stanzaTable;
for (String line: v) {
if (DEBUG) {
System.out.println(line);
if (DEBUG != null) {
DEBUG.println(line);
}
// There are only 3 kinds of lines
// 1. a = b
@ -872,8 +872,8 @@ public class Config {
name = null;
}
}
if (DEBUG) {
System.out.println("Java config name: " + name);
if (DEBUG != null) {
DEBUG.println("Java config name: " + name);
}
return name;
}
@ -935,8 +935,8 @@ public class Config {
} else {
name = "/etc/krb5.conf";
}
if (DEBUG) {
System.out.println("Native config name: " + name);
if (DEBUG != null) {
DEBUG.println("Native config name: " + name);
}
return name;
}
@ -984,21 +984,21 @@ public class Config {
String default_enctypes;
default_enctypes = get("libdefaults", configName);
if (default_enctypes == null && !configName.equals("permitted_enctypes")) {
if (DEBUG) {
System.out.println("Getting permitted_enctypes from libdefaults");
if (DEBUG != null) {
DEBUG.println("Getting permitted_enctypes from libdefaults");
}
default_enctypes = get("libdefaults", "permitted_enctypes");
}
int[] etype;
if (default_enctypes == null) {
if (DEBUG) {
System.out.println("default_enctypes were null, using builtin default etypes for configuration " +
if (DEBUG != null) {
DEBUG.println("default_enctypes were null, using builtin default etypes for configuration " +
configName);
}
etype = EType.getBuiltInDefaults();
} else {
if (DEBUG) {
System.out.println("default_enctypes:" + default_enctypes);
if (DEBUG != null) {
DEBUG.println("default_enctypes:" + default_enctypes);
}
String delim = " ";
StringTokenizer st;
@ -1032,12 +1032,13 @@ public class Config {
}
}
if (DEBUG) {
System.out.print("default etypes for " + configName + ":");
if (DEBUG != null) {
String s = "default etypes for " + configName + ":";
for (int i = 0; i < etype.length; i++) {
System.out.print(" " + etype[i]);
s += " " + etype[i];
}
System.out.println(".");
s += ".";
DEBUG.println(s);
}
return etype;
}
@ -1135,8 +1136,8 @@ public class Config {
* This method was useless. Kept here in case some class still calls it.
*/
public void resetDefaultRealm(String realm) {
if (DEBUG) {
System.out.println(">>> Config try resetting default kdc " + realm);
if (DEBUG != null) {
DEBUG.println(">>> Config try resetting default kdc " + realm);
}
}
@ -1319,8 +1320,8 @@ public class Config {
* @return the realm if correct, or null otherwise
*/
private static String checkRealm(String mapRealm) {
if (DEBUG) {
System.out.println("getRealmFromDNS: trying " + mapRealm);
if (DEBUG != null) {
DEBUG.println("getRealmFromDNS: trying " + mapRealm);
}
String[] records = null;
String newRealm = mapRealm;
@ -1351,14 +1352,14 @@ public class Config {
String kdcs = "";
String[] srvs = null;
// locate DNS SRV record using UDP
if (DEBUG) {
System.out.println("getKDCFromDNS using UDP");
if (DEBUG != null) {
DEBUG.println("getKDCFromDNS using UDP");
}
srvs = KrbServiceLocator.getKerberosService(realm, "_udp");
if (srvs == null) {
// locate DNS SRV record using TCP
if (DEBUG) {
System.out.println("getKDCFromDNS using TCP");
if (DEBUG != null) {
DEBUG.println("getKDCFromDNS using TCP");
}
srvs = KrbServiceLocator.getKerberosService(realm, "_tcp");
}