1 files changed, 75 insertions, 0 deletions
diff --git a/sdnr/wt/oauth-provider/oauth-core/src/main/java/org/onap/ccsdk/features/sdnr/wt/oauthprovider/filters/AnyRoleHttpAuthenticationFilter.java b/sdnr/wt/oauth-provider/oauth-core/src/main/java/org/onap/ccsdk/features/sdnr/wt/oauthprovider/filters/AnyRoleHttpAuthenticationFilter.java
new file mode 100644
index 000000000..0dc58efff
--- /dev/null
+++ b/sdnr/wt/oauth-provider/oauth-core/src/main/java/org/onap/ccsdk/features/sdnr/wt/oauthprovider/filters/AnyRoleHttpAuthenticationFilter.java
@@ -0,0 +1,75 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP : ccsdk features
+ * ================================================================================
+ * Copyright (C) 2020 highstreet technologies GmbH Intellectual Property.
+ * All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ *
+ */
+package org.onap.ccsdk.features.sdnr.wt.oauthprovider.filters;
+
+import java.util.Arrays;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import org.apache.shiro.subject.Subject;
+import org.apache.shiro.web.filter.authz.RolesAuthorizationFilter;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+
+/**
+ * Requires the requesting user to be {@link org.apache.shiro.subject.Subject#isAuthenticated() authenticated} for the
+ * request to continue, and if they're not, requires the user to login via the HTTP Bearer protocol-specific challenge.
+ * Upon successful login, they're allowed to continue on to the requested resource/url.
+ * <p/>
+ * The {@link #onAccessDenied(ServletRequest, ServletResponse)} method will only be called if the subject making the
+ * request is not {@link org.apache.shiro.subject.Subject#isAuthenticated() authenticated}
+ *
+ * @see <a href="https://tools.ietf.org/html/rfc2617">RFC 2617</a>
+ * @see <a href="https://tools.ietf.org/html/rfc6750#section-2.1">OAuth2 Authorization Request Header Field</a>
+ * @since 1.5
+ */
+
+public class AnyRoleHttpAuthenticationFilter extends RolesAuthorizationFilter {
+
+    /**
+     * This class's private logger.
+     */
+    private static final Logger LOG = LoggerFactory.getLogger(AnyRoleHttpAuthenticationFilter.class);
+
+    @Override
+    public boolean isAccessAllowed(ServletRequest request, ServletResponse response, Object mappedValue) {
+        final Subject subject = getSubject(request, response);
+        final String[] rolesArray = (String[]) mappedValue;
+        LOG.debug("isAccessAllowed {}", Arrays.asList(rolesArray));
+
+        if (rolesArray == null || rolesArray.length == 0) {
+            //no roles specified, so nothing to check - allow access.
+            LOG.debug("no role specified: access allowed");
+            return true;
+        }
+
+        for (String roleName : rolesArray) {
+            LOG.debug("checking role {}", roleName);
+            if (subject.hasRole(roleName)) {
+                LOG.debug("role matched to {}: access allowed", roleName);
+                return true;
+            }
+        }
+        LOG.debug("no role matched: access denied");
+        return false;
+    }
+}
+\ No newline at end of file