Implement multi-tenant api publishing

components/apimgt-extensions/org.wso2.carbon.apimgt.webapp.publisher/pom.xml

@@ -149,8 +149,8 @@
                             org.wso2.carbon.apimgt.webapp.publisher.*
                         </Export-Package>
                         <Import-Package>
-                            com.google.gson;version="2.3",
+                            com.google.gson;version="[2.3,2.8.6)",
-                            com.google.gson.reflect;version="2.3",
+                            com.google.gson.reflect;version="[2.3,2.8.6)",
                             io.swagger.annotations,
                             javax.servlet;version="2.6",
                             javax.xml,
@@ -169,6 +169,7 @@
                             org.wso2.carbon.apimgt.api,
                             org.wso2.carbon.apimgt.api.model,
                             org.wso2.carbon.apimgt.impl,
+                            org.wso2.carbon.apimgt.impl.utils,
                             org.wso2.carbon.apimgt.webapp.publisher,
                             org.wso2.carbon.apimgt.webapp.publisher.config,
                             org.wso2.carbon.apimgt.webapp.publisher.dto,

components/apimgt-extensions/org.wso2.carbon.apimgt.webapp.publisher/src/main/java/org/wso2/carbon/apimgt/webapp/publisher/APIPublisherServiceImpl.java

@@ -18,6 +18,9 @@
  */
 package org.wso2.carbon.apimgt.webapp.publisher;
 
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.wso2.carbon.apimgt.impl.utils.APIUtil;
 import org.wso2.carbon.apimgt.webapp.publisher.dto.ApiScope;
 import org.wso2.carbon.apimgt.webapp.publisher.dto.ApiUriTemplate;
 import org.wso2.carbon.apimgt.api.APIManagementException;
@@ -36,10 +39,15 @@ import org.wso2.carbon.apimgt.impl.APIManagerFactory;
 import org.wso2.carbon.apimgt.webapp.publisher.config.WebappPublisherConfig;
 import org.wso2.carbon.apimgt.webapp.publisher.exception.APIManagerPublisherException;
 import org.wso2.carbon.context.PrivilegedCarbonContext;
-import org.wso2.carbon.utils.multitenancy.MultitenantUtils;
+import org.wso2.carbon.user.api.UserStoreException;
+import org.wso2.carbon.user.core.service.RealmService;
+import org.wso2.carbon.user.core.tenant.Tenant;
+import org.wso2.carbon.user.core.tenant.TenantSearchResult;
+import org.wso2.carbon.utils.multitenancy.MultitenantConstants;
 
 import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.Collections;
 import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;
@@ -55,17 +63,54 @@ public class APIPublisherServiceImpl implements APIPublisherService {
     private static final String CREATED_STATUS = "CREATED";
     private static final String PUBLISH_ACTION = "Publish";
     public static final APIManagerFactory API_MANAGER_FACTORY = APIManagerFactory.getInstance();
+    private static final Log log = LogFactory.getLog(APIPublisherServiceImpl.class);
 
     @Override
     public void publishAPI(APIConfig apiConfig) throws APIManagerPublisherException {
-        String tenantDomain = MultitenantUtils.getTenantDomain(apiConfig.getOwner());
+        WebappPublisherConfig config = WebappPublisherConfig.getInstance();
+        List<String> tenants = new ArrayList<>(Collections.singletonList(APIConstants.SUPER_TENANT_DOMAIN));
+        tenants.addAll(config.getTenants().getTenant());
+        RealmService realmService = (RealmService) PrivilegedCarbonContext.getThreadLocalCarbonContext()
+                .getOSGiService(RealmService.class, null);
+        try {
+            boolean tenantFound = false;
+            boolean tenantsLoaded = false;
+            TenantSearchResult tenantSearchResult = null;
+            for (String tenantDomain : tenants) {
                 PrivilegedCarbonContext.startTenantFlow();
                 PrivilegedCarbonContext.getThreadLocalCarbonContext().setTenantDomain(tenantDomain, true);
+                if (!tenantsLoaded) {
+                    tenantSearchResult = realmService.getTenantManager()
+                            .listTenants(Integer.MAX_VALUE, 0, "asc", "UM_ID", null);
+                    tenantsLoaded = true;
+                }
+                if (tenantDomain.equals(MultitenantConstants.SUPER_TENANT_DOMAIN_NAME)) {
+                    tenantFound = true;
+                    realmService.getTenantUserRealm(MultitenantConstants.SUPER_TENANT_ID)
+                            .getRealmConfiguration().getAdminUserName();
+                } else {
+                    List<Tenant> allTenants = tenantSearchResult.getTenantList();
+                    for (Tenant tenant : allTenants) {
+                        if (tenant.getDomain().equals(tenantDomain)) {
+                            tenantFound = true;
+                            tenant.getAdminName();
+                            break;
+                        } else {
+                            tenantFound = false;
+                        }
+                    }
+                }
+
+                if (tenantFound) {
                     PrivilegedCarbonContext.getThreadLocalCarbonContext().setUsername(apiConfig.getOwner());
                     int tenantId = PrivilegedCarbonContext.getThreadLocalCarbonContext().getTenantId();
+
                     try {
+                        apiConfig.setOwner(APIUtil.getTenantAdminUserName(tenantDomain));
+                        apiConfig.setTenantDomain(tenantDomain);
                         APIProvider apiProvider = API_MANAGER_FACTORY.getAPIProvider(apiConfig.getOwner());
-            APIIdentifier apiIdentifier = new APIIdentifier(apiConfig.getOwner(), apiConfig.getName(), apiConfig.getVersion());
+                        APIIdentifier apiIdentifier = new APIIdentifier(APIUtil.replaceEmailDomain(apiConfig.getOwner()),
+                                apiConfig.getName(), apiConfig.getVersion());
 
                         if (!apiProvider.isAPIAvailable(apiIdentifier)) {
 
@@ -82,6 +127,7 @@ public class APIPublisherServiceImpl implements APIPublisherService {
                                 }
                             }
                             API api = getAPI(apiConfig, true);
+                            api.setId(apiIdentifier);
                             API createdAPI = apiProvider.addAPI(api);
                             if (CREATED_STATUS.equals(createdAPI.getStatus())) {
                                 apiProvider.changeLifeCycleStatus(tenantDomain, createdAPI.getUuid(), PUBLISH_ACTION, null);
@@ -98,7 +144,6 @@ public class APIPublisherServiceImpl implements APIPublisherService {
                                 List<APIRevisionDeployment> apiRevisionDeploymentList = new ArrayList<>();
                                 apiRevisionDeploymentList.add(apiRevisionDeployment);
                                 apiProvider.deployAPIRevision(createdAPI.getUuid(), apiRevisionId, apiRevisionDeploymentList);
-
                             }
                         } else {
                             if (WebappPublisherConfig.getInstance().isEnabledUpdateApi()) {
@@ -189,14 +234,21 @@ public class APIPublisherServiceImpl implements APIPublisherService {
                                 }
                             }
                         }
-
-
                     } catch (FaultGatewaysException | APIManagementException e) {
+                        String msg = "Error occurred while publishing api";
+                        log.error(msg, e);
                         throw new APIManagerPublisherException(e);
                     } finally {
                         PrivilegedCarbonContext.endTenantFlow();
                     }
                 }
+            }
+        } catch (UserStoreException e) {
+            String msg = "Error occurred while retrieving admin user from tenant user realm";
+            log.error(msg, e);
+            throw new APIManagerPublisherException(e);
+        }
+    }
 
     private API getAPI(APIConfig config, boolean includeScopes) {
 

components/apimgt-extensions/org.wso2.carbon.apimgt.webapp.publisher/src/main/java/org/wso2/carbon/apimgt/webapp/publisher/config/Tenants.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2022, Entgra (Pvt) Ltd. (http://www.entgra.io) All Rights Reserved.
+ *
+ * Entgra (Pvt) Ltd. licenses this file to you 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.
+ */
+package org.wso2.carbon.apimgt.webapp.publisher.config;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlElement;
+import javax.xml.bind.annotation.XmlType;
+import java.util.ArrayList;
+import java.util.List;
+
+
+@XmlAccessorType(XmlAccessType.FIELD)
+@XmlType(name = "Tenants", propOrder = {
+        "tenant"
+})
+public class Tenants {
+
+    @XmlElement(name = "Tenant")
+    protected List<String> tenant = new ArrayList<>();;
+
+    /**
+     * Gets the value of the profile property.
+     *
+     */
+    public List<String> getTenant() {
+        return this.tenant;
+    }
+
+}

components/apimgt-extensions/org.wso2.carbon.apimgt.webapp.publisher/src/main/java/org/wso2/carbon/apimgt/webapp/publisher/config/WebappPublisherConfig.java

@@ -43,6 +43,7 @@ public class WebappPublisherConfig {
     private boolean isEnabledUpdateApi;
     private Profiles profiles;
     private static boolean isInitialized = false;
+    private Tenants tenants;
 
     private static WebappPublisherConfig config;
 
@@ -100,6 +101,15 @@ public class WebappPublisherConfig {
         this.profiles = profiles;
     }
 
+    @XmlElement(name = "Tenants", required = true)
+    public Tenants getTenants() {
+        return tenants;
+    }
+
+    public void setTenants(Tenants tenants) {
+        this.tenants = tenants;
+    }
+
     public synchronized static void init() throws WebappPublisherConfigurationFailedException {
         if (isInitialized) {
             return;

features/apimgt-extensions/org.wso2.carbon.apimgt.webapp.publisher.feature/src/main/resources/conf/webapp-publisher-config.xml

@@ -36,4 +36,9 @@
     <Profiles>
         <Profile>default</Profile>
     </Profiles>
+
+    <!-- Apart from the super tenant, APIs will be published to the following tenants -->
+    <Tenants>
+        <!-- <Tenant>example.com</Tenant> -->
+    </Tenants>
 </WebappPublisherConfigs>

features/apimgt-extensions/org.wso2.carbon.apimgt.webapp.publisher.feature/src/main/resources/conf_templates/templates/repository/conf/etc/webapp-publisher-config.xml.j2

@@ -53,4 +53,13 @@
         {% endfor %}
     {% endif %}
     </Profiles>
+
+    <!-- Apart from the super tenant, APIs will be published to the following tenants -->
+    <Tenants>
+    {% if webapp_publisher_configs.tenants is defined %}
+        {%- for tenant in webapp_publisher_configs.tenants -%}
+        <Tenant>{{tenant}}</Tenant>
+        {% endfor %}
+    {% endif %}
+    </Tenants>
 </WebappPublisherConfigs>