Split music src into music-core and music-rest

[music.git] / music-rest / src / main / java / org / onap / music / MusicApplication.java

diff --git a/music-rest/src/main/java/org/onap/music/MusicApplication.java b/music-rest/src/main/java/org/onap/music/MusicApplication.java
new file mode 100755 (executable)
index 0000000..22c9e7b
--- /dev/null
+++ b/music-rest/src/main/java/org/onap/music/MusicApplication.java
@@ -0,0 +1,203 @@
+/*
+ * ============LICENSE_START==========================================
+ * org.onap.music
+ * ===================================================================
+ *  Copyright (c) 2017 AT&T Intellectual Property
+ * ===================================================================
+ *  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.music;
+
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+
+import org.onap.aaf.cadi.PropAccess;
+import org.onap.music.authentication.CadiAuthFilter;
+import org.onap.music.authentication.MusicAuthorizationFilter;
+import org.onap.music.eelf.logging.EELFLoggerDelegate;
+import org.onap.music.eelf.logging.MusicLoggingServletFilter;
+import org.onap.music.main.MusicUtil;
+import org.onap.music.main.PropertiesLoader;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.boot.autoconfigure.data.cassandra.CassandraDataAutoConfiguration;
+import org.springframework.boot.builder.SpringApplicationBuilder;
+import org.springframework.boot.web.servlet.FilterRegistrationBean;
+import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.DependsOn;
+import org.springframework.scheduling.annotation.EnableScheduling;
+import org.springframework.web.context.request.RequestContextListener;
+
+@SpringBootApplication(scanBasePackages = { "org.onap.music.rest"})
+@EnableAutoConfiguration(exclude = { CassandraDataAutoConfiguration.class })
+@ComponentScan(value = { "org.onap.music" })
+@EnableScheduling
+public class MusicApplication extends SpringBootServletInitializer {
+
+    private static final String KEYSPACE_PATTERN = "/v2/keyspaces/*";
+    private static final String LOCKS_PATTERN = "/v2/locks/*";
+    private static final String Q_PATTERN = "/v2/priorityq/*";
+
+    @Autowired
+    private PropertiesLoader propertyLoader;
+    private EELFLoggerDelegate logger = EELFLoggerDelegate.getLogger(MusicApplication.class);
+
+
+    public static void main(String[] args) {
+        new MusicApplication().configure(new SpringApplicationBuilder(MusicApplication.class)).run(args);
+    }
+
+    @Override
+    protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
+
+        return application.sources(MusicApplication.class);
+    }
+
+    @Bean("loadProperties")
+    public void loadProperties() {
+        propertyLoader.loadProperties();
+    }
+
+
+    @Bean
+    @DependsOn("loadProperties")
+    public PropAccess propAccess() {
+        if (MusicUtil.getIsCadi()) {
+            return new PropAccess(new String[] { 
+                "cadi_prop_files=/opt/app/music/etc/cadi.properties" });
+        } else {
+            return null;
+        }
+    }
+
+    @Bean(name = "cadiFilter")
+    @DependsOn("loadProperties")
+    public Filter cadiFilter() throws ServletException {
+        propertyLoader.loadProperties();
+        if (MusicUtil.getIsCadi()) {
+            PropAccess propAccess = propAccess();
+            return new CadiAuthFilter(propAccess);
+        } else {
+            return (ServletRequest request, ServletResponse response, FilterChain chain) -> {
+                // do nothing for now.
+            };
+        }
+    }
+    
+    /**
+     * Added for capturing custom header values from client.
+     * 
+     * order is set to 1 for this filter
+     * 
+     * sp931a
+     * 
+     * @return
+     * @throws ServletException
+     */
+    @Bean(name="logFilter")
+    @DependsOn("loadProperties")
+    public FilterRegistrationBean<Filter> loggingFilterRegistration() throws ServletException {
+        logger.info("loggingFilterRegistration called for log filter..");
+        propertyLoader.loadProperties();
+        FilterRegistrationBean<Filter> frb = new FilterRegistrationBean<>();
+        frb.setFilter(new MusicLoggingServletFilter());
+        frb.addUrlPatterns(
+            KEYSPACE_PATTERN,
+            LOCKS_PATTERN,
+            Q_PATTERN
+        );
+        frb.setName("logFilter");
+        frb.setOrder(1);
+        return frb;
+    }
+
+    @Bean
+    @DependsOn("loadProperties")
+    public FilterRegistrationBean<Filter> cadiFilterRegistration() throws ServletException {
+        logger.info("cadiFilterRegistration called for cadi filter..");
+        FilterRegistrationBean<Filter> frb = new FilterRegistrationBean<>();
+        frb.setFilter(cadiFilter());
+        if (MusicUtil.getIsCadi()) {
+            frb.addUrlPatterns(
+                KEYSPACE_PATTERN,
+                LOCKS_PATTERN,
+                Q_PATTERN
+            );
+        } else {
+            frb.addUrlPatterns("/v0/test");
+        }
+        frb.setName("cadiFilter");
+        frb.setOrder(2);
+        return frb;
+    }
+
+    
+    /**
+     * Added for Authorization using CADI
+     * 
+     * sp931a
+     * 
+     * @return
+     * @throws ServletException
+     */
+    @Bean
+    @DependsOn("loadProperties")
+    public FilterRegistrationBean<Filter> cadiFilterRegistrationForAuth() throws ServletException {
+        logger.info("cadiFilterRegistrationForAuth called for cadi auth filter..");
+        FilterRegistrationBean<Filter> frb = new FilterRegistrationBean<>();
+        frb.setFilter(cadiMusicAuthFilter());
+
+        if (MusicUtil.getIsCadi()) {
+            frb.addUrlPatterns(
+                KEYSPACE_PATTERN,
+                LOCKS_PATTERN,
+                Q_PATTERN
+                );
+        } else {
+            frb.addUrlPatterns("/v0/test");
+        }
+        frb.setName("cadiMusicAuthFilter");
+        frb.setOrder(3);
+        return frb;
+    }
+
+    @Bean(name = "cadiMusicAuthFilter")
+    @DependsOn("loadProperties")
+    public Filter cadiMusicAuthFilter() throws ServletException {
+        propertyLoader.loadProperties();
+        if (MusicUtil.getIsCadi()) {
+            return new MusicAuthorizationFilter();
+        } else {
+            return (ServletRequest request, ServletResponse response, FilterChain chain) -> {
+                // do nothing for now.
+            };
+        }
+    }
+
+    @Bean
+    @ConditionalOnMissingBean(RequestContextListener.class)
+    public RequestContextListener requestContextListener() {
+        return new RequestContextListener();
+    }
+}