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The UnboundID SCIM SDK is a library that may be used to interact with various
types of SCIM-enabled endpoints (such as the UnboundID server products) to
perform lightweight, cloud-based identity management via the SCIM Protocol.
See http://www.simplecloud.info for more information.
/*
* Copyright 2011-2016 UnboundID Corp.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License (GPLv2 only)
* or the terms of the GNU Lesser General Public License (LGPLv2.1 only)
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see .
*/
package com.unboundid.scim.wink;
import com.unboundid.scim.data.BaseResource;
import com.unboundid.scim.marshal.Unmarshaller;
import com.unboundid.scim.marshal.json.JsonUnmarshaller;
import com.unboundid.scim.marshal.xml.XmlUnmarshaller;
import com.unboundid.scim.schema.ResourceDescriptor;
import com.unboundid.scim.sdk.AttributePath;
import com.unboundid.scim.sdk.Debug;
import com.unboundid.scim.sdk.DeleteResourceRequest;
import com.unboundid.scim.sdk.ForbiddenException;
import com.unboundid.scim.sdk.GetResourceRequest;
import com.unboundid.scim.sdk.GetResourcesRequest;
import com.unboundid.scim.sdk.InvalidResourceException;
import com.unboundid.scim.sdk.NotModifiedException;
import com.unboundid.scim.sdk.OAuthToken;
import com.unboundid.scim.sdk.OAuthTokenHandler;
import com.unboundid.scim.sdk.OAuthTokenStatus;
import com.unboundid.scim.sdk.PageParameters;
import com.unboundid.scim.sdk.PatchResourceRequest;
import com.unboundid.scim.sdk.PostResourceRequest;
import com.unboundid.scim.sdk.PreconditionFailedException;
import com.unboundid.scim.sdk.PutResourceRequest;
import com.unboundid.scim.sdk.ResourceNotFoundException;
import com.unboundid.scim.sdk.ResourceSchemaBackend;
import com.unboundid.scim.sdk.Resources;
import com.unboundid.scim.sdk.SCIMBackend;
import com.unboundid.scim.sdk.SCIMException;
import com.unboundid.scim.sdk.SCIMFilter;
import com.unboundid.scim.sdk.SCIMQueryAttributes;
import com.unboundid.scim.sdk.SCIMRequest;
import com.unboundid.scim.sdk.SortParameters;
import com.unboundid.scim.sdk.UnauthorizedException;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import java.io.InputStream;
import java.util.List;
import java.util.concurrent.atomic.AtomicReference;
import static com.unboundid.scim.sdk.SCIMConstants.QUERY_PARAMETER_ATTRIBUTES;
import static com.unboundid.scim.sdk.SCIMConstants.RESOURCE_ENDPOINT_SCHEMAS;
/**
* This class is an abstract Wink resource implementation for
* SCIM operations on a SCIM endpoint.
*/
public abstract class AbstractSCIMResource extends AbstractStaticResource
{
private final SCIMApplication application;
/**
* The OAuth 2.0 bearer token handler. This may be null.
*/
private final OAuthTokenHandler tokenHandler;
private final ResourceSchemaBackend resourceSchemaBackend;
/**
* Create a new AbstractSCIMResource for CRUD operations.
*
* @param application The SCIM JAX-RS application associated with this
* resource.
* @param tokenHandler The token handler to use for OAuth
* authentication.
*/
public AbstractSCIMResource(final SCIMApplication application,
final OAuthTokenHandler tokenHandler)
{
this.application = application;
this.tokenHandler = tokenHandler;
this.resourceSchemaBackend = new ResourceSchemaBackend(application);
}
/**
* Process a GET operation.
*
* @param requestContext The request context.
* @param endpoint The endpoint requested.
* @param userID The user ID requested.
*
* @return The response to the operation.
*/
Response getUser(final RequestContext requestContext,
final String endpoint, final String userID)
{
SCIMBackend backend;
ResourceDescriptor resourceDescriptor = null;
Response.ResponseBuilder responseBuilder;
try {
backend = getBackend(endpoint);
resourceDescriptor = backend.getResourceDescriptor(endpoint);
if(resourceDescriptor == null)
{
throw new ResourceNotFoundException(
endpoint + " is not a valid resource endpoint");
}
String authID = requestContext.getAuthID();
if(authID == null && tokenHandler == null) {
throw new UnauthorizedException("Invalid credentials");
}
final String attributes =
requestContext.getUriInfo().getQueryParameters().getFirst(
QUERY_PARAMETER_ATTRIBUTES);
final SCIMQueryAttributes queryAttributes =
new SCIMQueryAttributes(resourceDescriptor, attributes);
// Process the request.
GetResourceRequest getResourceRequest =
new GetResourceRequest(requestContext.getUriInfo().getBaseUri(),
authID, resourceDescriptor, userID, queryAttributes,
requestContext.getRequest());
if (authID == null)
{
AtomicReference authIDRef = new AtomicReference();
Response response = validateOAuthToken(requestContext,
getResourceRequest, authIDRef, tokenHandler);
if (response != null)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat("get-" + response.getStatus());
return response;
}
else
{
authID = authIDRef.get();
getResourceRequest =
new GetResourceRequest(requestContext.getUriInfo().getBaseUri(),
authID, resourceDescriptor, userID, queryAttributes,
requestContext.getRequest());
}
}
BaseResource resource =
backend.getResource(getResourceRequest);
// Build the response.
responseBuilder = Response.status(Response.Status.OK);
setResponseEntity(responseBuilder, requestContext.getProduceMediaType(),
resource);
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.GET_OK);
responseBuilder.contentLocation(resource.getMeta().getLocation());
// cant use responsebuilder.tag ... it will quote the
// already quoted string
responseBuilder.header(HttpHeaders.ETAG, resource.getMeta().getVersion());
if(requestContext.getProduceMediaType() ==
MediaType.APPLICATION_JSON_TYPE)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.GET_RESPONSE_JSON);
}
else if(requestContext.getProduceMediaType() ==
MediaType.APPLICATION_XML_TYPE)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.GET_RESPONSE_XML);
}
} catch (SCIMException e) {
Debug.debugException(e);
responseBuilder = error(e, requestContext);
if(resourceDescriptor != null)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat("get-" + e.getStatusCode());
}
}
return responseBuilder.build();
}
/**
* Process a GET operation.
*
* @param requestContext The request context.
* @param endpoint The endpoint requested.
* @param filterString The filter query parameter, or {@code null}.
* @param baseID The SCIM resource ID of the search base entry,
* or {@code null}.
* @param searchScope The LDAP search scope to use, or {@code null}.
* @param sortBy The sortBy query parameter, or {@code null}.
* @param sortOrder The sortOrder query parameter, or {@code null}.
* @param pageStartIndex The startIndex query parameter, or {@code null}.
* @param pageSize The count query parameter, or {@code null}.
*
* @return The response to the operation.
*/
protected Response getUsers(final RequestContext requestContext,
final String endpoint,
final String filterString,
final String baseID,
final String searchScope,
final String sortBy,
final String sortOrder,
final String pageStartIndex,
final String pageSize)
{
SCIMBackend backend;
ResourceDescriptor resourceDescriptor = null;
Response.ResponseBuilder responseBuilder;
try
{
backend = getBackend(endpoint);
resourceDescriptor = backend.getResourceDescriptor(endpoint);
if(resourceDescriptor == null)
{
throw new ResourceNotFoundException(
endpoint + " is not a valid resource endpoint");
}
String authID = requestContext.getAuthID();
if(authID == null && tokenHandler == null) {
throw new UnauthorizedException("Invalid credentials");
}
final String attributes =
requestContext.getUriInfo().getQueryParameters().getFirst(
QUERY_PARAMETER_ATTRIBUTES);
final SCIMQueryAttributes queryAttributes =
new SCIMQueryAttributes(resourceDescriptor, attributes);
// Parse the filter parameters.
final SCIMFilter filter = parseFilter(filterString, resourceDescriptor);
// Parse the sort parameters.
final SortParameters sortParameters;
if (sortBy != null && !sortBy.isEmpty())
{
sortParameters =
new SortParameters(AttributePath.parse(sortBy,
resourceDescriptor.getSchema()), sortOrder);
}
else
{
sortParameters = null;
}
// Parse the pagination parameters.
int startIndex = -1;
int count = -1;
if (pageStartIndex != null && !pageStartIndex.isEmpty())
{
try
{
startIndex = Integer.parseInt(pageStartIndex);
}
catch (NumberFormatException e)
{
Debug.debugException(e);
throw new InvalidResourceException(
"The pagination startIndex value '" + pageStartIndex +
"' is not parsable");
}
if (startIndex <= 0)
{
throw new InvalidResourceException(
"The pagination startIndex value '" + pageStartIndex +
"' is invalid because it is not greater than zero");
}
}
if (pageSize != null && !pageSize.isEmpty())
{
try
{
count = Integer.parseInt(pageSize);
}
catch (NumberFormatException e)
{
Debug.debugException(e);
throw new InvalidResourceException(
"The pagination count value '" + pageSize +
"' is not parsable");
}
if (count <= 0)
{
throw new InvalidResourceException(
"The pagination count value '" + pageSize +
"' is invalid because it is not greater than zero");
}
}
final PageParameters pageParameters;
if (startIndex >= 0 && count >= 0)
{
pageParameters = new PageParameters(startIndex, count);
}
else if (startIndex >= 0)
{
pageParameters = new PageParameters(startIndex, 0);
}
else if (count >= 0)
{
pageParameters = new PageParameters(1, count);
}
else
{
pageParameters = null;
}
// Process the request.
GetResourcesRequest getResourcesRequest =
new GetResourcesRequest(requestContext.getUriInfo().getBaseUri(),
authID, resourceDescriptor, filter, baseID, searchScope,
sortParameters, pageParameters, queryAttributes,
requestContext.getRequest());
if (authID == null)
{
AtomicReference authIDRef = new AtomicReference();
Response response = validateOAuthToken(requestContext,
getResourcesRequest, authIDRef, tokenHandler);
if (response != null)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat("query-" + response.getStatus());
return response;
}
else
{
authID = authIDRef.get();
getResourcesRequest =
new GetResourcesRequest(requestContext.getUriInfo().getBaseUri(),
authID, resourceDescriptor, filter, baseID, searchScope,
sortParameters, pageParameters, queryAttributes,
requestContext.getRequest());
}
}
final Resources resources = backend.getResources(getResourcesRequest);
// Build the response.
responseBuilder =
Response.status(Response.Status.OK);
setResponseEntity(responseBuilder, requestContext.getProduceMediaType(),
resources);
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.QUERY_OK);
if(requestContext.getProduceMediaType() ==
MediaType.APPLICATION_JSON_TYPE)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.QUERY_RESPONSE_JSON);
}
else if(requestContext.getProduceMediaType() ==
MediaType.APPLICATION_XML_TYPE)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.QUERY_RESPONSE_XML);
}
}
catch(SCIMException e)
{
responseBuilder =
Response.status(e.getStatusCode());
setResponseEntity(responseBuilder, requestContext.getProduceMediaType(),
e);
if(resourceDescriptor != null)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat("query-" + e.getStatusCode());
}
}
return responseBuilder.build();
}
/**
* Process a POST operation.
*
* @param requestContext The request context.
* @param endpoint The endpoint requested.
* @param inputStream The content to be consumed.
*
* @return The response to the operation.
*/
Response postUser(final RequestContext requestContext,
final String endpoint,
final InputStream inputStream)
{
SCIMBackend backend;
ResourceDescriptor resourceDescriptor = null;
Response.ResponseBuilder responseBuilder;
try
{
backend = getBackend(endpoint);
resourceDescriptor = backend.getResourceDescriptor(endpoint);
if(resourceDescriptor == null)
{
throw new ResourceNotFoundException(
endpoint + " is not a valid resource endpoint");
}
final Unmarshaller unmarshaller;
if (requestContext.getConsumeMediaType().equals(
MediaType.APPLICATION_JSON_TYPE))
{
unmarshaller = new JsonUnmarshaller();
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.POST_CONTENT_JSON);
}
else
{
unmarshaller = new XmlUnmarshaller();
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.POST_CONTENT_XML);
}
String authID = requestContext.getAuthID();
if(authID == null && tokenHandler == null)
{
throw new UnauthorizedException("Invalid credentials");
}
// Parse the resource.
final BaseResource postedResource = unmarshaller.unmarshal(
inputStream, resourceDescriptor, BaseResource.BASE_RESOURCE_FACTORY);
final String attributes =
requestContext.getUriInfo().getQueryParameters().getFirst(
QUERY_PARAMETER_ATTRIBUTES);
final SCIMQueryAttributes queryAttributes =
new SCIMQueryAttributes(resourceDescriptor, attributes);
// Process the request.
PostResourceRequest postResourceRequest =
new PostResourceRequest(requestContext.getUriInfo().getBaseUri(),
authID, resourceDescriptor, postedResource.getScimObject(),
queryAttributes, requestContext.getRequest());
if (authID == null)
{
AtomicReference authIDRef = new AtomicReference();
Response response = validateOAuthToken(requestContext,
postResourceRequest, authIDRef, tokenHandler);
if (response != null)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat("post-" + response.getStatus());
return response;
}
else
{
authID = authIDRef.get();
postResourceRequest =
new PostResourceRequest(requestContext.getUriInfo().getBaseUri(),
authID, resourceDescriptor, postedResource.getScimObject(),
queryAttributes, requestContext.getRequest());
}
}
final BaseResource resource = backend.postResource(postResourceRequest);
// Build the response.
responseBuilder = Response.status(Response.Status.CREATED);
setResponseEntity(responseBuilder, requestContext.getProduceMediaType(),
resource);
responseBuilder.location(resource.getMeta().getLocation());
// cant use responsebuilder.tag ... it will quote the already
// quoted string
responseBuilder.header(HttpHeaders.ETAG, resource.getMeta().getVersion());
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.POST_OK);
if(requestContext.getProduceMediaType() ==
MediaType.APPLICATION_JSON_TYPE)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.POST_RESPONSE_JSON);
}
else if(requestContext.getProduceMediaType() ==
MediaType.APPLICATION_XML_TYPE)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.POST_RESPONSE_XML);
}
} catch (SCIMException e) {
Debug.debugException(e);
responseBuilder = error(e, requestContext);
if(resourceDescriptor != null)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat("post-" + e.getStatusCode());
}
}
return responseBuilder.build();
}
/**
* Process a PUT operation.
*
* @param requestContext The request context.
* @param endpoint The endpoint requested.
* @param userID The target user ID.
* @param inputStream The content to be consumed.
*
* @return The response to the operation.
*/
Response putUser(final RequestContext requestContext,
final String endpoint,
final String userID,
final InputStream inputStream)
{
SCIMBackend backend;
ResourceDescriptor resourceDescriptor = null;
Response.ResponseBuilder responseBuilder;
try {
backend = getBackend(endpoint);
resourceDescriptor = backend.getResourceDescriptor(endpoint);
if(resourceDescriptor == null)
{
throw new ResourceNotFoundException(
endpoint + " is not a valid resource endpoint");
}
final Unmarshaller unmarshaller;
if (requestContext.getConsumeMediaType().equals(
MediaType.APPLICATION_JSON_TYPE))
{
unmarshaller = new JsonUnmarshaller();
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.PUT_CONTENT_JSON);
}
else
{
unmarshaller = new XmlUnmarshaller();
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.PUT_CONTENT_XML);
}
String authID = requestContext.getAuthID();
if(authID == null && tokenHandler == null)
{
throw new UnauthorizedException("Invalid credentials");
}
// Parse the resource.
final BaseResource puttedResource = unmarshaller.unmarshal(
inputStream, resourceDescriptor, BaseResource.BASE_RESOURCE_FACTORY);
final String attributes =
requestContext.getUriInfo().getQueryParameters().getFirst(
QUERY_PARAMETER_ATTRIBUTES);
final SCIMQueryAttributes queryAttributes =
new SCIMQueryAttributes(resourceDescriptor, attributes);
// Process the request.
PutResourceRequest putResourceRequest =
new PutResourceRequest(requestContext.getUriInfo().getBaseUri(),
authID, resourceDescriptor, userID,
puttedResource.getScimObject(), queryAttributes,
requestContext.getRequest());
if (authID == null)
{
AtomicReference authIDRef = new AtomicReference();
Response response = validateOAuthToken(requestContext,
putResourceRequest, authIDRef, tokenHandler);
if (response != null)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat("put-" + response.getStatus());
return response;
}
else
{
authID = authIDRef.get();
putResourceRequest =
new PutResourceRequest(requestContext.getUriInfo().getBaseUri(),
authID, resourceDescriptor, userID,
puttedResource.getScimObject(), queryAttributes,
requestContext.getRequest());
}
}
final BaseResource scimResponse = backend.putResource(putResourceRequest);
// Build the response.
responseBuilder = Response.status(Response.Status.OK);
setResponseEntity(responseBuilder, requestContext.getProduceMediaType(),
scimResponse);
responseBuilder.contentLocation(scimResponse.getMeta().getLocation());
// cant use responsebuilder.tag ... it will quote the already
// quoted string
responseBuilder.header(HttpHeaders.ETAG,
scimResponse.getMeta().getVersion());
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.PUT_OK);
if(requestContext.getProduceMediaType() ==
MediaType.APPLICATION_JSON_TYPE)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.PUT_RESPONSE_JSON);
}
else if(requestContext.getProduceMediaType() ==
MediaType.APPLICATION_XML_TYPE)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.PUT_RESPONSE_XML);
}
} catch (SCIMException e) {
Debug.debugException(e);
responseBuilder = error(e, requestContext);
if(resourceDescriptor != null)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat("put-" + e.getStatusCode());
}
}
return responseBuilder.build();
}
/**
* Process a PATCH operation.
*
* @param requestContext The request context.
* @param endpoint The endpoint requested.
* @param userID The target user ID.
* @param inputStream The content to be consumed.
*
* @return The response to the operation.
*/
Response patchUser(final RequestContext requestContext,
final String endpoint,
final String userID,
final InputStream inputStream)
{
SCIMBackend backend;
ResourceDescriptor resourceDescriptor = null;
Response.ResponseBuilder responseBuilder;
try {
backend = getBackend(endpoint);
resourceDescriptor = backend.getResourceDescriptor(endpoint);
if(resourceDescriptor == null)
{
throw new ResourceNotFoundException(
endpoint + " is not a valid resource endpoint");
}
String authID = requestContext.getAuthID();
if(authID == null && tokenHandler == null)
{
throw new UnauthorizedException("Invalid credentials");
}
final Unmarshaller unmarshaller;
if (requestContext.getConsumeMediaType().equals(
MediaType.APPLICATION_JSON_TYPE))
{
unmarshaller = new JsonUnmarshaller();
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.PATCH_CONTENT_JSON);
}
else
{
unmarshaller = new XmlUnmarshaller();
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.PATCH_CONTENT_XML);
}
// Parse the resource.
final BaseResource patchedResource = unmarshaller.unmarshal(
inputStream, resourceDescriptor, BaseResource.BASE_RESOURCE_FACTORY);
final String attributes =
requestContext.getUriInfo().getQueryParameters().getFirst(
QUERY_PARAMETER_ATTRIBUTES);
final SCIMQueryAttributes queryAttributes =
new SCIMQueryAttributes(resourceDescriptor, attributes);
// Process the request.
PatchResourceRequest patchResourceRequest =
new PatchResourceRequest(requestContext.getUriInfo().getBaseUri(),
authID, resourceDescriptor, userID,
patchedResource.getScimObject(),
queryAttributes, requestContext.getRequest());
if (authID == null)
{
AtomicReference authIDRef = new AtomicReference();
Response response = validateOAuthToken(requestContext,
patchResourceRequest, authIDRef, tokenHandler);
if (response != null)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat("patch-" + response.getStatus());
return response;
}
else
{
authID = authIDRef.get();
patchResourceRequest =
new PatchResourceRequest(requestContext.getUriInfo().getBaseUri(),
authID, resourceDescriptor, userID,
patchedResource.getScimObject(), queryAttributes,
requestContext.getRequest());
}
}
final BaseResource scimResponse =
backend.patchResource(patchResourceRequest);
// Build the response.
if (!queryAttributes.allAttributesRequested())
{
responseBuilder = Response.status(Response.Status.OK);
setResponseEntity(responseBuilder, requestContext.getProduceMediaType(),
scimResponse);
}
else
{
responseBuilder = Response.status(Response.Status.NO_CONTENT);
}
responseBuilder.contentLocation(scimResponse.getMeta().getLocation());
// cant use responsebuilder.tag ... it will quote the already
// quoted string
responseBuilder.header(HttpHeaders.ETAG,
scimResponse.getMeta().getVersion());
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.PATCH_OK);
if(requestContext.getProduceMediaType() ==
MediaType.APPLICATION_JSON_TYPE)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.PATCH_RESPONSE_JSON);
}
else if(requestContext.getProduceMediaType() ==
MediaType.APPLICATION_XML_TYPE)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.PATCH_RESPONSE_XML);
}
} catch (SCIMException e) {
Debug.debugException(e);
responseBuilder = error(e, requestContext);
if(resourceDescriptor != null)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat("patch-" + e.getStatusCode());
}
}
return responseBuilder.build();
}
/**
* Process a DELETE operation.
*
* @param requestContext The request context.
* @param endpoint The endpoint requested.
* @param userID The target user ID.
*
* @return The response to the operation.
*/
Response deleteUser(final RequestContext requestContext,
final String endpoint,
final String userID)
{
SCIMBackend backend;
ResourceDescriptor resourceDescriptor = null;
// Process the request.
Response.ResponseBuilder responseBuilder;
try {
backend = getBackend(endpoint);
resourceDescriptor = backend.getResourceDescriptor(endpoint);
if(resourceDescriptor == null)
{
throw new ResourceNotFoundException(
endpoint + " is not a valid resource endpoint");
}
String authID = requestContext.getAuthID();
if(authID == null && tokenHandler == null)
{
throw new UnauthorizedException("Invalid credentials");
}
DeleteResourceRequest deleteResourceRequest =
new DeleteResourceRequest(requestContext.getUriInfo().getBaseUri(),
authID, resourceDescriptor, userID,
requestContext.getRequest());
if (authID == null)
{
AtomicReference authIDRef = new AtomicReference();
Response response = validateOAuthToken(requestContext,
deleteResourceRequest, authIDRef, tokenHandler);
if (response != null)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat("delete-" + response.getStatus());
return response;
}
else
{
authID = authIDRef.get();
deleteResourceRequest =
new DeleteResourceRequest(requestContext.getUriInfo().getBaseUri(),
authID, resourceDescriptor, userID,
requestContext.getRequest());
}
}
backend.deleteResource(deleteResourceRequest);
// Build the response.
responseBuilder = Response.status(Response.Status.OK);
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat(ResourceStats.DELETE_OK);
} catch (SCIMException e) {
Debug.debugException(e);
responseBuilder = error(e, requestContext);
if(resourceDescriptor != null)
{
application.getStatsForResource(resourceDescriptor.getName()).
incrementStat("delete-" + e.getStatusCode());
}
}
return responseBuilder.build();
}
/**
* Handles OAuth bearer token validation. This method should only be called if
* 1) the request was not previously authenticated with HTTP Basic Auth, and
* 2) we have a OAuthTokenHandler available.
*
* It will call into the OAuthTokenHandler implementation to validate the
* bearer token and then do one of two things:
*
* - If the token is valid, it will set the output parameter 'authIDRef'
* to the DN of the authorization entry and return null.
* - If the token is invalid, it will construct a Http Response with the
* appropriate headers and return it.
*
*
* @param context The incoming HTTP request context.
* @param request The unmarshalled SCIM Request for passing into the
* token handler.
* @param authIDRef An output parameter to contain the DN of the
* authorization entry.
* @param tokenHandlerImpl The OAuthTokenHandler to use.
* @return {@code null} if the token was successfully validated,
* otherwise a Response instance containing the error
* information.
*/
static Response validateOAuthToken(final RequestContext context,
final SCIMRequest request,
final AtomicReference authIDRef,
final OAuthTokenHandler tokenHandlerImpl)
{
HttpHeaders headers = context.getHeaders();
List headerList = headers.getRequestHeader("Authorization");
if (headerList == null || headerList.isEmpty())
{
//If the client lacks any authentication information, just return 401
Response.ResponseBuilder builder = Response.status(401);
builder.header("WWW-Authenticate", "Bearer realm=\"SCIM\"");
return builder.build();
}
else if (headerList.size() > 1)
{
return invalidRequest("The Authorization header has too many values",
context.getProduceMediaType());
}
String header = headerList.get(0);
String[] authorization = header.split(" ");
if (authorization.length == 2 &&
authorization[0].equalsIgnoreCase("Bearer") &&
authorization[1].length() > 0)
{
try
{
OAuthToken token = tokenHandlerImpl.decodeOAuthToken(authorization[1]);
if (token == null)
{
return invalidRequest("Could not decode the access token",
context.getProduceMediaType());
}
if (!tokenHandlerImpl.isTokenAuthentic(token))
{
return invalidToken("The access token is not authentic",
context.getProduceMediaType());
}
if (!tokenHandlerImpl.isTokenForThisServer(token))
{
return invalidToken(
"The access token is not intended for this server",
context.getProduceMediaType());
}
if (tokenHandlerImpl.isTokenExpired(token))
{
return invalidToken("The access token is expired",
context.getProduceMediaType());
}
OAuthTokenStatus status =
tokenHandlerImpl.validateToken(token, request);
if (status.getErrorCode().equals(
OAuthTokenStatus.ErrorCode.INVALID_TOKEN))
{
String errorDescription = status.getErrorDescription();
return invalidToken(errorDescription, context.getProduceMediaType());
}
else if (status.getErrorCode().equals(
OAuthTokenStatus.ErrorCode.INSUFFICIENT_SCOPE))
{
String errorDescription = status.getErrorDescription();
String scope = status.getScope();
return insufficientScope(scope, errorDescription,
context.getProduceMediaType());
}
String authID = tokenHandlerImpl.getAuthzDN(token);
if (authID == null)
{
return invalidToken(
"The access token did not contain an authorization DN",
context.getProduceMediaType());
}
else
{
authIDRef.set(authID);
return null;
}
}
catch(Throwable t)
{
Debug.debugException(t);
return invalidRequest(t.getMessage(), context.getProduceMediaType());
}
}
else if(authorization.length == 2 &&
authorization[0].equalsIgnoreCase("Basic") &&
authorization[1].length() > 0)
{
//The client tried to do Basic Authentication, and since we made it here,
//it failed.
Response.ResponseBuilder builder = Response.status(401);
builder.header("WWW-Authenticate", "Basic realm=\"SCIM\"");
SCIMException exception = new UnauthorizedException(null);
setResponseEntity(builder, context.getProduceMediaType(), exception);
return builder.build();
}
else
{
return invalidRequest("The Authorization header was malformed",
context.getProduceMediaType());
}
}
/**
* Creates an invalid_request Response with the specified error description.
*
* @param errorDescription The description of the validation error.
* @param mediaType The accept-type for SCIMRequest.
* @return a Response instance.
*/
private static Response invalidRequest(final String errorDescription,
final MediaType mediaType)
{
Response.ResponseBuilder builder = Response.status(400);
String authHeaderValue = "Bearer realm=\"SCIM\", error=\"invalid_request\"";
if (errorDescription != null && !errorDescription.isEmpty())
{
authHeaderValue += ", error_description=\"" + errorDescription + "\"";
}
builder.header("WWW-Authenticate", authHeaderValue);
SCIMException exception = new InvalidResourceException(errorDescription);
setResponseEntity(builder, mediaType, exception);
return builder.build();
}
/**
* Creates an invalid_token Response with the specified error description.
*
* @param errorDescription The description of the validation error.
* @param mediaType The accept-type for SCIMRequest.
* @return a Response instance.
*/
private static Response invalidToken(final String errorDescription,
final MediaType mediaType)
{
Response.ResponseBuilder builder = Response.status(401);
String authHeaderValue = "Bearer realm=\"SCIM\", error=\"invalid_token\"";
if (errorDescription != null && !errorDescription.isEmpty())
{
authHeaderValue += ", error_description=\"" + errorDescription + "\"";
}
builder.header("WWW-Authenticate", authHeaderValue);
SCIMException exception = new UnauthorizedException(errorDescription);
setResponseEntity(builder, mediaType, exception);
return builder.build();
}
/**
* Creates an insufficient_scope Response with the specified error
* description and scope.
*
* @param errorDescription The description of the validation error.
* @param scope The OAuth scope required to access the target resource.
* @param mediaType The accept-type for SCIMRequest.
* @return a Response instance.
*/
private static Response insufficientScope(final String scope,
final String errorDescription,
final MediaType mediaType)
{
Response.ResponseBuilder builder = Response.status(403);
String authHeaderValue =
"Bearer realm=\"SCIM\", error=\"insufficient_scope\"";
if (errorDescription != null && !errorDescription.isEmpty())
{
authHeaderValue += ", error_description=\"" + errorDescription + "\"";
}
if (scope != null && !scope.isEmpty())
{
authHeaderValue += ", scope=\"" + scope + "\"";
}
builder.header("WWW-Authenticate", authHeaderValue);
SCIMException exception = new ForbiddenException(errorDescription);
setResponseEntity(builder, mediaType, exception);
return builder.build();
}
/**
* Retrieves the backend that should service the provided endpoint.
*
* @param endpoint The endpoint requested.
* @return The backend that should service the provided endpoint.
*/
private SCIMBackend getBackend(final String endpoint)
{
if(endpoint.equals(RESOURCE_ENDPOINT_SCHEMAS))
{
return resourceSchemaBackend;
}
return application.getBackend();
}
/**
* Returns a ResponseBuilder from the provided SCIMException and
* RequestContext.
*
* @param e The SCIMException.
* @param requestContext The request context.
* @return The ResponseBuilder.
*/
private Response.ResponseBuilder error(final SCIMException e,
final RequestContext requestContext)
{
// Build the response.
Response.ResponseBuilder responseBuilder =
Response.status(e.getStatusCode());
if(e instanceof NotModifiedException)
{
// cant use responsebuilder.tag ... it will quote the already
// quoted string
responseBuilder.header(HttpHeaders.ETAG,
((NotModifiedException) e).getVersion());
}
else
{
if(e instanceof PreconditionFailedException)
{
// cant use responsebuilder.tag ... it will quote the already
// quoted string
responseBuilder.header(HttpHeaders.ETAG,
((PreconditionFailedException) e).getVersion());
}
setResponseEntity(responseBuilder, requestContext.getProduceMediaType(),
e);
}
return responseBuilder;
}
/**
* Parse a filter string.
* @param filterString The SCIM filter string.
* @param resourceDescriptor ResourceDescriptor for resource being
* queried.
* @return SCIMFilter object.
* @throws SCIMException If filter string violates SCIM syntax.
*/
private SCIMFilter parseFilter(
final String filterString,
final ResourceDescriptor resourceDescriptor) throws SCIMException
{
SCIMFilter filter = null;
if (filterString != null && !filterString.isEmpty())
{
if(resourceDescriptor.getSchema().equalsIgnoreCase(
"urn:unboundid:schemas:scim:ldap:1.0"))
{
filter = SCIMFilter.parse(
filterString, resourceDescriptor.getSchema());
}
else
{
filter = SCIMFilter.parse(filterString);
}
}
return filter;
}
}