1 files changed, 185 insertions, 0 deletions
diff --git a/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/aaf/AafClient.java b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/aaf/AafClient.java
new file mode 100755
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--- /dev/null
+++ b/cmso-optimizer/src/main/java/org/onap/optf/cmso/optimizer/aaf/AafClient.java
@@ -0,0 +1,185 @@
+/*
+ * Copyright (c) 2019 AT&T Intellectual Property.
+ * Modifications Copyright © 2018 IBM.
+ *
+ * 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.
+ *
+ *
+ * Unless otherwise specified, all documentation contained herein is licensed
+ * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
+ * you may not use this documentation except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *         https://creativecommons.org/licenses/by/4.0/
+ *
+ * Unless required by applicable law or agreed to in writing, documentation
+ * 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.
+*/
+
+package org.onap.optf.cmso.optimizer.aaf;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import java.net.UnknownHostException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import javax.ws.rs.ProcessingException;
+import javax.ws.rs.client.Client;
+import javax.ws.rs.client.ClientBuilder;
+import javax.ws.rs.client.Invocation;
+import javax.ws.rs.client.WebTarget;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.core.Response.Status;
+import org.onap.optf.cmso.optimizer.SpringProfiles;
+import org.onap.optf.cmso.optimizer.aaf.AafEndpoints.Endpoint;
+import org.onap.optf.cmso.optimizer.clients.topology.models.HealthCheckComponent;
+import org.onap.optf.cmso.optimizer.common.BasicAuthenticatorFilter;
+import org.onap.optf.cmso.optimizer.common.LogMessages;
+import org.onap.optf.cmso.optimizer.common.PropertiesManagement;
+import org.onap.optf.cmso.optimizer.exceptions.CmsoException;
+import org.onap.optf.cmso.optimizer.filters.CmsoClientFilters;
+import org.onap.optf.cmso.optimizer.observations.Mdc;
+import org.onap.optf.cmso.optimizer.observations.Observation;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Profile;
+import org.springframework.core.env.Environment;
+import org.springframework.stereotype.Component;
+
+@Component
+@Profile(SpringProfiles.AAF_AUTHENTICATION)
+public class AafClient {
+    private static EELFLogger debug = EELFManager.getInstance().getDebugLogger();
+
+    @Autowired
+    Environment env;
+
+    @Autowired
+    PropertiesManagement pm;
+
+    @Autowired
+    AafEndpoints aafEndpoints;
+
+    /**
+     * Gets the authz.
+     *
+     * @param auth the auth
+     * @return the authz
+     * @throws CmsoException the cmso exception
+     */
+    public Response getAuthz(Map<String, String> auth) throws CmsoException {
+        Response response = null;
+        List<String> endpoints = new ArrayList<>();
+        String url = aafEndpoints.getEndpoint(Endpoint.AUTHZ, endpoints);
+        String user = auth.get("user");
+        if (!user.contains("@")) {
+            user += env.getProperty(AafProperties.aafDefaultUserDomain.toString(), "@csp.att.com");
+        }
+        String pass = auth.get("password");
+        while (url != null) {
+            try {
+                // Cannot provide changeId. Interesting.
+                // This should be replaced by fetch
+                // For now, make a best effort to get the passed changeId
+                if (!url.endsWith("/")) {
+                    url += "/";
+                }
+                url += user;
+                response = get(url, user, pass);
+                return response;
+            } catch (ProcessingException e) {
+                Observation.report(LogMessages.UNEXPECTED_EXCEPTION, e, e.toString());
+                url = aafEndpoints.getNextEndpoint(Endpoint.AUTHZ, endpoints);
+                if (url == null || !tryNextUrl(e)) {
+                    throw new CmsoException(Status.INTERNAL_SERVER_ERROR, LogMessages.UNEXPECTED_EXCEPTION, user,
+                                    e.getMessage());
+                }
+            } catch (Exception e) {
+                Observation.report(LogMessages.UNEXPECTED_EXCEPTION, e, e.toString());
+                throw new CmsoException(Status.INTERNAL_SERVER_ERROR, LogMessages.UNEXPECTED_EXCEPTION, user,
+                                e.getMessage());
+            }
+        }
+        return response;
+    }
+
+    /**
+     * Gets the.
+     *
+     * @param url the url
+     * @param user the user
+     * @param pass the pass
+     * @return the response
+     */
+    public Response get(String url, String user, String pass) {
+        Client client = ClientBuilder.newClient();
+        client.register(new BasicAuthenticatorFilter(user, pass));
+        client.register(new CmsoClientFilters());
+        WebTarget target = client.target(url);
+        Invocation.Builder invocationBuilder = target.request(MediaType.APPLICATION_JSON);
+        debug.debug("AAF URL = " + url);
+        Response response = invocationBuilder.get();
+        debug.debug("AAF URL = " + url + " user=" + user + ":" + response.getStatusInfo().toString());
+        return response;
+    }
+
+    private boolean tryNextUrl(ProcessingException exc) {
+        if (exc.getCause() instanceof UnknownHostException) {
+            return true;
+        }
+        return true;
+    }
+
+    /**
+     * Health check.
+     *
+     * @return the health check component
+     */
+    public HealthCheckComponent healthCheck() {
+        Map<String, String> mdcSave = Mdc.save();
+        HealthCheckComponent hcc = new HealthCheckComponent();
+        hcc.setName("AAF");
+        hcc.setHealthy(false);
+        List<String> endpoints = new ArrayList<>();
+        try {
+            String url = aafEndpoints.getEndpoint(AafEndpoints.Endpoint.HEALTHCHECK, endpoints);
+            String user = "";
+            String pass = "";
+
+            while (url != null) {
+                try {
+                    hcc.setUrl(url);
+                    Response response = get(url, user, pass);
+                    hcc.setHealthy(true);
+                    hcc.setStatus(response.getStatusInfo().toString());
+                } catch (ProcessingException e) {
+                    Observation.report(LogMessages.UNEXPECTED_EXCEPTION, e, e.toString());
+                    url = aafEndpoints.getNextEndpoint(AafEndpoints.Endpoint.HEALTHCHECK, endpoints);
+                    if (url == null || !tryNextUrl(e)) {
+                        hcc.setStatus(e.getMessage());
+                    }
+                } catch (Exception e) {
+                    Observation.report(LogMessages.UNEXPECTED_EXCEPTION, e, e.toString());
+                    hcc.setStatus(e.getMessage());
+                }
+            }
+        } finally {
+            Mdc.restore(mdcSave);
+        }
+        return hcc;
+    }
+}