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GUACAMOLE-197: Move RadiusClient object to a return value instead of class-level object; properly clean up RADIUS connections.

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This commit is contained in:
Nick Couchman
2017-07-16 14:40:49 -04:00
parent fa820cb46f
commit 249ea0776b
2 changed files with 11 additions and 25 deletions
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6
extensions/guacamole-auth-radius/src/main/java/org/apache/guacamole/auth/radius/AuthenticationProviderService.java
View File

@@ -160,9 +160,6 @@ public class AuthenticationProviderService {
logger.debug("Error configuring RADIUS server.", e); logger.debug("Error configuring RADIUS server.", e);
throw new GuacamoleInvalidCredentialsException("Authentication error.", CredentialsInfo.USERNAME_PASSWORD); throw new GuacamoleInvalidCredentialsException("Authentication error.", CredentialsInfo.USERNAME_PASSWORD);
} }
finally {
radiusService.disconnect();
}
} }
// This is a response to a previous challenge, authenticate with that. // This is a response to a previous challenge, authenticate with that.
@@ -177,9 +174,6 @@ public class AuthenticationProviderService {
logger.debug("Error configuring RADIUS server.", e); logger.debug("Error configuring RADIUS server.", e);
throw new GuacamoleInvalidCredentialsException("Authentication error.", CredentialsInfo.USERNAME_PASSWORD); throw new GuacamoleInvalidCredentialsException("Authentication error.", CredentialsInfo.USERNAME_PASSWORD);
} }
finally {
radiusService.disconnect();
}
} }
// No RadiusPacket is returned, we've encountered an error. // No RadiusPacket is returned, we've encountered an error.

30
extensions/guacamole-auth-radius/src/main/java/org/apache/guacamole/auth/radius/RadiusConnectionService.java
View File

@@ -63,11 +63,6 @@ public class RadiusConnectionService {
private ConfigurationService confService; private ConfigurationService confService;
/**
* The RADIUS client;
*/
private RadiusClient radiusClient;
/** /**
* Creates a new instance of RadiusClient, configured with parameters * Creates a new instance of RadiusClient, configured with parameters
* from guacamole.properties. * from guacamole.properties.
@@ -76,11 +71,11 @@ public class RadiusConnectionService {
* If an error occurs while parsing guacamole.properties, or if the * If an error occurs while parsing guacamole.properties, or if the
* configuration of RadiusClient fails. * configuration of RadiusClient fails.
*/ */
private void createRadiusConnection() { private RadiusClient createRadiusConnection() {
// Create the RADIUS client with the configuration parameters // Create the RADIUS client with the configuration parameters
try { try {
radiusClient = new RadiusClient(InetAddress.getByName(confService.getRadiusServer()), return new RadiusClient(InetAddress.getByName(confService.getRadiusServer()),
confService.getRadiusSharedSecret(), confService.getRadiusSharedSecret(),
confService.getRadiusAuthPort(), confService.getRadiusAuthPort(),
confService.getRadiusAcctPort(), confService.getRadiusAcctPort(),
@@ -99,6 +94,8 @@ public class RadiusConnectionService {
logger.debug("Failed to communicate with host.", e); logger.debug("Failed to communicate with host.", e);
} }
return null;
} }
/** /**
@@ -110,7 +107,8 @@ public class RadiusConnectionService {
* with parameters from guacamole.properties, or null if * with parameters from guacamole.properties, or null if
* configuration fails. * configuration fails.
*/ */
private RadiusAuthenticator setupRadiusAuthenticator() throws GuacamoleException { private RadiusAuthenticator setupRadiusAuthenticator(RadiusClient radiusClient)
throws GuacamoleException {
// If we don't have a radiusClient object, yet, don't go any further. // If we don't have a radiusClient object, yet, don't go any further.
if (radiusClient == null) { if (radiusClient == null) {
@@ -196,7 +194,7 @@ public class RadiusConnectionService {
} }
// Create the RADIUS connection and set up the dictionary // Create the RADIUS connection and set up the dictionary
createRadiusConnection(); RadiusClient radiusClient = createRadiusConnection();
AttributeFactory.loadAttributeDictionary("net.jradius.dictionary.AttributeDictionaryImpl"); AttributeFactory.loadAttributeDictionary("net.jradius.dictionary.AttributeDictionaryImpl");
// Client failed to set up, so we return null // Client failed to set up, so we return null
@@ -204,7 +202,7 @@ public class RadiusConnectionService {
return null; return null;
// Set up the RadiusAuthenticator // Set up the RadiusAuthenticator
RadiusAuthenticator radAuth = setupRadiusAuthenticator(); RadiusAuthenticator radAuth = setupRadiusAuthenticator(radiusClient);
if (radAuth == null) if (radAuth == null)
throw new GuacamoleException("Unknown RADIUS authentication protocol."); throw new GuacamoleException("Unknown RADIUS authentication protocol.");
@@ -248,6 +246,9 @@ public class RadiusConnectionService {
logger.debug("Unknown RADIUS algorithm.", e); logger.debug("Unknown RADIUS algorithm.", e);
return null; return null;
} }
finally {
radiusClient.close();
}
} }
public RadiusPacket sendChallengeResponse(String username, String response, String state) public RadiusPacket sendChallengeResponse(String username, String response, String state)
@@ -272,13 +273,4 @@ public class RadiusConnectionService {
} }
/**
* Disconnects the current RADIUS connection.
*/
public void disconnect() {
radiusClient.close();
}
} }