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GUAC-1101: Implement connection and group duplicate checks. Fix username duplicate check.

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This commit is contained in:
Michael Jumper
2015-03-01 12:05:58 -08:00
parent 1af52cffa4
commit 6f8b0ba41e
10 changed files with 173 additions and 59 deletions
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48
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/glyptodon/guacamole/auth/jdbc/base/DirectoryObjectService.java
View File

@@ -215,49 +215,50 @@ public abstract class DirectoryObjectService<InternalType extends DirectoryObjec
}
/**
* Returns whether the given object is valid and can be created as-is. The
* object does not yet exist in the database, but the user desires to
* create a new object with the given values. This function will be called
* prior to any creation operation, and provides a means for the
* implementation to abort prior to completion. The default implementation
* does nothing.
* Returns whether the contents of the given model are valid and can be
* used to create a new object as-is. The object does not yet exist in the
* database, but the user desires to create a new object with the given
* model. This function will be called prior to any creation operation, and
* provides a means for the implementation to abort prior to completion. The
* default implementation does nothing.
*
* @param user
* The user creating the object.
*
* @param object
* The object to validate.
* @param model
* The model to validate.
*
* @throws GuacamoleException
* If the object is invalid, or an error prevents validating the given
* object.
*/
protected void validateNewObject(AuthenticatedUser user,
ExternalType object) throws GuacamoleException {
protected void validateNewModel(AuthenticatedUser user,
ModelType model) throws GuacamoleException {
// By default, do nothing.
}
/**
* Returns whether the given object is valid and can updated as-is. The
* object already exists in the database, but the user desires to update
* the object to the given values. This function will be called prior to
* update operation, and provides a means for the implementation to abort
* prior to completion. The default implementation does nothing.
* Returns whether the given model is valid and can be used to update an
* existing object as-is. The object already exists in the database, but the
* user desires to update the object to the given model. This function will
* be called prior to update operation, and provides a means for the
* implementation to abort prior to completion. The default implementation
* does nothing.
*
* @param user
* The user updating the existing object.
*
* @param object
* The object to validate.
* @param model
* The model to validate.
*
* @throws GuacamoleException
* If the object is invalid, or an error prevents validating the given
* object.
*/
protected void validateExistingObject(AuthenticatedUser user,
InternalType object) throws GuacamoleException {
protected void validateExistingModel(AuthenticatedUser user,
ModelType model) throws GuacamoleException {
// By default, do nothing.
@@ -362,10 +363,10 @@ public abstract class DirectoryObjectService<InternalType extends DirectoryObjec
if (user.getUser().isAdministrator() || hasCreatePermission(user)) {
// Validate object prior to creation
validateNewObject(user, object);
ModelType model = getModelInstance(user, object);
validateNewModel(user, model);
// Create object
ModelType model = getModelInstance(user, object);
getObjectMapper().insert(model);
// Build list of implicit permissions
@@ -447,10 +448,11 @@ public abstract class DirectoryObjectService<InternalType extends DirectoryObjec
if (hasObjectPermission(user, object.getIdentifier(), ObjectPermission.Type.UPDATE)) {
// Validate object prior to creation
validateExistingObject(user, object);
ModelType model = object.getModel();
validateExistingModel(user, model);
// Update object
getObjectMapper().update(object.getModel());
getObjectMapper().update(model);
return;
}

17
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/glyptodon/guacamole/auth/jdbc/connection/ConnectionMapper.java
View File

@@ -71,5 +71,22 @@ public interface ConnectionMapper extends DirectoryObjectMapper<ConnectionModel>
*/
Set<String> selectReadableIdentifiersWithin(@Param("user") UserModel user,
@Param("parentIdentifier") String parentIdentifier);
/**
* Selects the connection within the given parent group and having the
* given name. If no such connection exists, null is returned.
*
* @param parentIdentifier
* The identifier of the parent group to search within.
*
* @param name
* The name of the connection to find.
*
* @return
* The connection having the given name within the given parent group,
* or null if no such connection exists.
*/
ConnectionModel selectOneByName(@Param("parentIdentifier") String parentIdentifier,
@Param("name") String name);
}

34
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/glyptodon/guacamole/auth/jdbc/connection/ConnectionService.java
View File

@@ -147,26 +147,37 @@ public class ConnectionService extends DirectoryObjectService<ModeledConnection,
}
@Override
protected void validateNewObject(AuthenticatedUser user, Connection object)
throws GuacamoleException {
protected void validateNewModel(AuthenticatedUser user,
ConnectionModel model) throws GuacamoleException {
// Name must not be blank
if (object.getName().trim().isEmpty())
if (model.getName().trim().isEmpty())
throw new GuacamoleClientException("Connection names must not be blank.");
// FIXME: Do not attempt to create duplicate connections
// Do not attempt to create duplicate connections
ConnectionModel existing = connectionMapper.selectOneByName(model.getParentIdentifier(), model.getName());
if (existing != null)
throw new GuacamoleClientException("The connection \"" + model.getName() + "\" already exists.");
}
@Override
protected void validateExistingObject(AuthenticatedUser user,
ModeledConnection object) throws GuacamoleException {
protected void validateExistingModel(AuthenticatedUser user,
ConnectionModel model) throws GuacamoleException {
// Name must not be blank
if (object.getName().trim().isEmpty())
if (model.getName().trim().isEmpty())
throw new GuacamoleClientException("Connection names must not be blank.");
// FIXME: Check whether such a connection is already present
// Check whether such a connection is already present
ConnectionModel existing = connectionMapper.selectOneByName(model.getParentIdentifier(), model.getName());
if (existing != null) {
// If the specified name matches a DIFFERENT existing connection, the update cannot continue
if (!existing.getObjectID().equals(model.getObjectID()))
throw new GuacamoleClientException("The connection \"" + model.getName() + "\" already exists.");
}
}
@@ -238,10 +249,11 @@ public class ConnectionService extends DirectoryObjectService<ModeledConnection,
// Update connection
super.updateObject(user, object);
// Replace existing parameters with new parameters
// Replace existing parameters with new parameters, if any
Collection<ParameterModel> parameterModels = getParameterModels(object);
parameterMapper.delete(object.getIdentifier());
parameterMapper.insert(parameterModels);
if (!parameterModels.isEmpty())
parameterMapper.insert(parameterModels);
}

17
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/glyptodon/guacamole/auth/jdbc/connectiongroup/ConnectionGroupMapper.java
View File

@@ -71,5 +71,22 @@ public interface ConnectionGroupMapper extends DirectoryObjectMapper<ConnectionG
*/
Set<String> selectReadableIdentifiersWithin(@Param("user") UserModel user,
@Param("parentIdentifier") String parentIdentifier);
/**
* Selects the connection group within the given parent group and having
* the given name. If no such connection group exists, null is returned.
*
* @param parentIdentifier
* The identifier of the parent group to search within.
*
* @param name
* The name of the connection group to find.
*
* @return
* The connection group having the given name within the given parent
* group, or null if no such connection group exists.
*/
ConnectionGroupModel selectOneByName(@Param("parentIdentifier") String parentIdentifier,
@Param("name") String name);
}

27
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/glyptodon/guacamole/auth/jdbc/connectiongroup/ConnectionGroupService.java
View File

@@ -130,26 +130,37 @@ public class ConnectionGroupService extends DirectoryObjectService<ModeledConnec
}
@Override
protected void validateNewObject(AuthenticatedUser user, ConnectionGroup object)
throws GuacamoleException {
protected void validateNewModel(AuthenticatedUser user,
ConnectionGroupModel model) throws GuacamoleException {
// Name must not be blank
if (object.getName().trim().isEmpty())
if (model.getName().trim().isEmpty())
throw new GuacamoleClientException("Connection group names must not be blank.");
// FIXME: Do not attempt to create duplicate connection groups
// Do not attempt to create duplicate connection groups
ConnectionGroupModel existing = connectionGroupMapper.selectOneByName(model.getParentIdentifier(), model.getName());
if (existing != null)
throw new GuacamoleClientException("The connection group \"" + model.getName() + "\" already exists.");
}
@Override
protected void validateExistingObject(AuthenticatedUser user,
ModeledConnectionGroup object) throws GuacamoleException {
protected void validateExistingModel(AuthenticatedUser user,
ConnectionGroupModel model) throws GuacamoleException {
// Name must not be blank
if (object.getName().trim().isEmpty())
if (model.getName().trim().isEmpty())
throw new GuacamoleClientException("Connection group names must not be blank.");
// FIXME: Check whether such a connection group is already present
// Check whether such a connection group is already present
ConnectionGroupModel existing = connectionGroupMapper.selectOneByName(model.getParentIdentifier(), model.getName());
if (existing != null) {
// If the specified name matches a DIFFERENT existing connection group, the update cannot continue
if (!existing.getObjectID().equals(model.getObjectID()))
throw new GuacamoleClientException("The connection group \"" + model.getName() + "\" already exists.");
}
}

14
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/glyptodon/guacamole/auth/jdbc/user/UserMapper.java
View File

@@ -46,7 +46,19 @@ public interface UserMapper extends DirectoryObjectMapper<UserModel> {
* The user having the given username and password, or null if no such
* user exists.
*/
UserModel selectByCredentials(@Param("username") String username,
UserModel selectOneByCredentials(@Param("username") String username,
@Param("password") String password);
/**
* Returns the user having the given username, if any. If no such user
* exists, null is returned.
*
* @param username
* The username of the user to return.
*
* @return
* The user having the given username, or null if no such user exists.
*/
UserModel selectOne(@Param("username") String username);
}

25
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/glyptodon/guacamole/auth/jdbc/user/UserService.java
View File

@@ -118,38 +118,35 @@ public class UserService extends DirectoryObjectService<ModeledUser, User, UserM
}
@Override
protected void validateNewObject(AuthenticatedUser user, User object)
protected void validateNewModel(AuthenticatedUser user, UserModel model)
throws GuacamoleException {
// Username must not be blank
if (object.getIdentifier().trim().isEmpty())
if (model.getIdentifier().trim().isEmpty())
throw new GuacamoleClientException("The username must not be blank.");
// Do not create duplicate users
Collection<UserModel> existing = userMapper.select(Collections.singleton(object.getIdentifier()));
Collection<UserModel> existing = userMapper.select(Collections.singleton(model.getIdentifier()));
if (!existing.isEmpty())
throw new GuacamoleClientException("User \"" + object.getIdentifier() + "\" already exists.");
throw new GuacamoleClientException("User \"" + model.getIdentifier() + "\" already exists.");
}
@Override
protected void validateExistingObject(AuthenticatedUser user,
ModeledUser object) throws GuacamoleException {
protected void validateExistingModel(AuthenticatedUser user,
UserModel model) throws GuacamoleException {
// Username must not be blank
if (object.getIdentifier().trim().isEmpty())
if (model.getIdentifier().trim().isEmpty())
throw new GuacamoleClientException("The username must not be blank.");
// Check whether such a user is already present
ModeledUser existing = retrieveObject(user, object.getIdentifier());
UserModel existing = userMapper.selectOne(model.getIdentifier());
if (existing != null) {
UserModel existingModel = existing.getModel();
UserModel updatedModel = object.getModel();
// Do not rename to existing user
if (!existingModel.getObjectID().equals(updatedModel.getObjectID()))
throw new GuacamoleClientException("User \"" + object.getIdentifier() + "\" already exists.");
if (!existing.getObjectID().equals(model.getObjectID()))
throw new GuacamoleClientException("User \"" + model.getIdentifier() + "\" already exists.");
}
@@ -173,7 +170,7 @@ public class UserService extends DirectoryObjectService<ModeledUser, User, UserM
String password = credentials.getPassword();
// Retrieve user model, if the user exists
UserModel userModel = userMapper.selectByCredentials(username, password);
UserModel userModel = userMapper.selectOneByCredentials(username, password);
if (userModel == null)
return null;