add 'SystemRoot' variable for win to loadGroups

src/main/java/hudson/plugins/script_realm/ScriptSecurityRealm.java

@@ -82,14 +82,13 @@ public class ScriptSecurityRealm extends AbstractPasswordBasedSecurityRealm {
 		try {
 			StringWriter out = new StringWriter();
 			LocalLauncher launcher = new LoginScriptLauncher(new StreamTaskListener(out));
-			Map<String,String> overrides = new HashMap<String, String>();
+			Map<String, String> overrides = new HashMap<String, String>();
 			overrides.put("U", username);
 			overrides.put("P", password);
-			if (System.getProperty("os.name").toLowerCase().contains("win")) {
+			if (isWindows()) {
 				overrides.put("SystemRoot", System.getenv("SystemRoot"));
 			}
-			if (launcher.launch().cmds(QuotedStringTokenizer.tokenize(commandLine)).stdout(new NullOutputStream()).envs(overrides)
-					.join() != 0) {
+			if (launcher.launch().cmds(QuotedStringTokenizer.tokenize(commandLine)).stdout(new NullOutputStream()).envs(overrides).join() != 0) {
 				throw new BadCredentialsException(out.toString());
 			}
 			GrantedAuthority[] groups = loadGroups(username);
@@ -129,8 +128,13 @@ public class ScriptSecurityRealm extends AbstractPasswordBasedSecurityRealm {
 			if (!StringUtils.isBlank(groupsCommandLine)) {
 				StringWriter out = new StringWriter();
 				LocalLauncher launcher = new LoginScriptLauncher(new StreamTaskListener(out));
+				Map<String, String> overrides = new HashMap<String, String>();
+				overrides.put("U", username);
+				if (isWindows()) {
+					overrides.put("SystemRoot", System.getenv("SystemRoot"));
+				}
 				OutputStream scriptOut = new ByteArrayOutputStream();
-				if (launcher.launch().cmds(QuotedStringTokenizer.tokenize(groupsCommandLine)).stdout(scriptOut).envs("U=" + username).join() == 0) {
+				if (launcher.launch().cmds(QuotedStringTokenizer.tokenize(groupsCommandLine)).stdout(scriptOut).envs(overrides).join() == 0) {
 					StringTokenizer tokenizer = new StringTokenizer(scriptOut.toString().trim(), groupsDelimiter);
 					while (tokenizer.hasMoreTokens()) {
 						final String token = tokenizer.nextToken().trim();
@@ -150,4 +154,9 @@ public class ScriptSecurityRealm extends AbstractPasswordBasedSecurityRealm {
 			throw new AuthenticationServiceException("Failed", e);
 		}
 	}
+
+	public boolean isWindows() {
+		String os = System.getProperty("os.name").toLowerCase();
+		return os.contains("win");
+	}
 }

src/test/java/hudson/plugins/script_realm/ScriptSecurityRealmTest.java

@@ -1,21 +1,44 @@
 package hudson.plugins.script_realm;
 
+import java.io.File;
+
 import org.acegisecurity.AuthenticationException;
+import org.acegisecurity.userdetails.UserDetails;
 import org.jvnet.hudson.test.HudsonTestCase;
 
 /**
  * @author Kohsuke Kawaguchi
  */
 public class ScriptSecurityRealmTest extends HudsonTestCase {
+
+	private File trueScript = new File("src/test/resources/true.sh");
+	private File falseScript = new File("src/test/resources/false.sh");
+
+	@Override
+	protected void setUp() throws Exception {
+		super.setUp();
+		if (!trueScript.exists()) {
+			throw new IllegalStateException(trueScript.getAbsolutePath() + " file not found!");
+		}
+		if (!falseScript.exists()) {
+			throw new IllegalStateException(falseScript.getAbsolutePath() + " file not found!");
+		}
+		Runtime.getRuntime().exec("chmod 777 " + trueScript.getAbsolutePath());
+		Runtime.getRuntime().exec("chmod 777 " + falseScript.getAbsolutePath());
+	}
+
 	public void test1() {
-		new ScriptSecurityRealm("/bin/true", null, null).authenticate("test",
-				"test");
+		UserDetails user = new ScriptSecurityRealm(trueScript.getAbsolutePath(), null, null).authenticate("test", "test");
+		System.out.println("**-->" + user);
+		assertTrue("user account not enabled", user.isEnabled());
+		assertTrue("user credentials expired", user.isCredentialsNonExpired());
+		assertTrue("user account locked", user.isAccountNonLocked());
+		assertTrue("user account expired", user.isAccountNonExpired());
 	}
 
 	public void test2() {
 		try {
-			new ScriptSecurityRealm("/bin/false", null, null).authenticate(
-					"test", "test");
+			new ScriptSecurityRealm(falseScript.getAbsolutePath(), null, null).authenticate("test", "test");
 			fail();
 		} catch (AuthenticationException e) {
 			// as expected

src/test/resources/false.sh

@@ -0,0 +1 @@
+exit 1

src/test/resources/true.sh

@@ -0,0 +1 @@
+exit 0