[api & ui] add api module and ui module (etrace-io#18)

CONTRIBUTING.md

@@ -51,6 +51,17 @@ gpg --keyserver hkp://keys.gnupg.net --send-keys YOUR_KEY_ID
 gpg --keyserver hkp://pool.sks-keyservers.net --send-keys YOUR_KEY_ID
 ```
 
+---
+# Follow the git commit message rule with *Conventional Commits*
+
+## What is *Conventional Commits*
+
+Go to read its [explanation](https://www.conventionalcommits.org/en/v1.0.0/), which contributes to the changes among codes.
+
+## Any tools to help?
+
+Sure. IDE families of JetBrains provides a excellent plugin [Git Commit Template](https://plugins.jetbrains.com/plugin/9861-git-commit-template).
+
 ---
 
 # Continues Integration

etrace-agent/src/main/java/io/etrace/agent/springautoconfiguration/EtraceAgentConfiguration.java

@@ -27,7 +27,7 @@ private void initAgentConfig() {
             etraceConfig.getBackendAddress())) {
             LOGGER.warn(
                 "ETrace agent auto configuration fail, you need config `etrace.appId` and `etrace.backendAddress` in "
-                    + "`application.yaml`.");
+                    + "`application.yml`.");
         } else {
             AgentConfiguration.setAppId(etraceConfig.getAppId());
             AgentConfiguration.setCollectorIp(etraceConfig.getBackendAddress());

etrace-api/pom.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
         <artifactId>etrace</artifactId>
         <groupId>io.etrace</groupId>
@@ -67,6 +68,19 @@
             <artifactId>mysql-connector-java</artifactId>
         </dependency>
 
+        <dependency>
+            <groupId>com.querydsl</groupId>
+            <artifactId>querydsl-apt</artifactId>
+            <!--            <version>${querydsl.version}</version>-->
+            <scope>provided</scope>
+        </dependency>
+
+        <dependency>
+            <groupId>com.querydsl</groupId>
+            <artifactId>querydsl-jpa</artifactId>
+            <!--            <version>${querydsl.version}</version>-->
+        </dependency>
+
         <dependency>
             <groupId>io.etrace</groupId>
             <artifactId>datasource-prometheus</artifactId>
@@ -93,6 +107,22 @@
                     </execution>
                 </executions>
             </plugin>
+            <plugin>
+                <groupId>com.mysema.maven</groupId>
+                <artifactId>apt-maven-plugin</artifactId>
+                <version>1.1.3</version>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>process</goal>
+                        </goals>
+                        <configuration>
+                            <outputDirectory>target/generated-sources/java</outputDirectory>
+                            <processor>com.querydsl.apt.jpa.JPAAnnotationProcessor</processor>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
         </plugins>
     </build>
 

etrace-api/src/main/java/io/etrace/api/config/AsyncConfig.java

@@ -24,7 +24,6 @@ public class AsyncConfig implements AsyncConfigurer {
     public static final String THREAD_POOL_TASK_EXECUTOR = "threadPoolTaskExecutor";
     //todo: this 3 executor not used?
     public static final String PROXY_THREAD_POOL_TASK_EXECUTOR = "proxyThreadPoolTaskExecutor";
-    public static final String REDIS_RATE_LIMIT_TASK_EXECUTOR = "redisRateLimitTaskExcutor";
     public static final String AsyncRateLimitThreadPoolExecutor = "AsyncRateLimitThreadPoolExecutor";
     private static final Logger logger = LoggerFactory.getLogger(AsyncConfig.class);
 
@@ -73,16 +72,6 @@ public Executor proxyThreadPoolTaskExecutor() {
         return executor;
     }
 
-    @Bean(name = REDIS_RATE_LIMIT_TASK_EXECUTOR)
-    public Executor redisRateLimitTaskExecutor() {
-        ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
-        executor.setCorePoolSize(40);
-        executor.setMaxPoolSize(40);
-        executor.setQueueCapacity(500);
-        executor.setThreadNamePrefix("redis-ratelimit-thread-pool-");
-        executor.initialize();
-        return executor;
-    }
 
     @Override
     public AsyncUncaughtExceptionHandler getAsyncUncaughtExceptionHandler() {

etrace-api/src/main/java/io/etrace/api/config/JPAConfig.java

@@ -20,6 +20,12 @@
 import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
 
 @Configuration
-@EnableJpaRepositories(basePackages = "io.etrace.api.repository")
+@EnableJpaRepositories(basePackages = "io.etrace.api.repository"
+    //        ,
+    //        entityManagerFactoryRef = "entityManagerFactory",
+    //        transactionManagerRef = "transactionManager"
+    // todo:  移除了默认的 enableDefaultTransactions （后续看看是否这个配置）
+    , enableDefaultTransactions = false
+)
 public class JPAConfig {
 }

etrace-api/src/main/java/io/etrace/api/config/QueryDslConfig.java

@@ -0,0 +1,23 @@
+package io.etrace.api.config;
+
+import com.querydsl.jpa.impl.JPAQueryFactory;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import javax.persistence.EntityManager;
+
+@Configuration
+public class QueryDslConfig {
+
+    @Bean
+    //    public JPAQueryFactory jpaQueryFactory(@Qualifier("entityManager") EntityManager entityManager) {
+    public JPAQueryFactory jpaQueryFactory(EntityManager entityManager) {
+        return new JPAQueryFactory(entityManager);
+    }
+
+    //    @Bean
+    //    public JPAQueryFactory watchdogJpaQueryFactory(@Qualifier("watchdogEntityManager") EntityManager
+    //    entityManager) {
+    //        return new JPAQueryFactory(entityManager);
+    //    }
+}

etrace-api/src/main/java/io/etrace/api/config/SimpleWebSecurityConfig.java

@@ -36,6 +36,8 @@
 @EnableGlobalMethodSecurity(securedEnabled = true)
 public class SimpleWebSecurityConfig extends WebSecurityConfigurerAdapter {
 
+    public static final String MOCK_PASSWORD = "123456";
+
     public static final String[] AUTH_WHITELIST = {
         "/actuator",
         // -- swagger ui

etrace-api/src/main/java/io/etrace/api/config/SwaggerConfig.java

@@ -16,23 +16,14 @@
 @EnableSwagger2
 public class SwaggerConfig {
 
-    public static final String OPEN_API_TAG = "Open Api";
     public static final String PROXY_REQUEST_TAG = "Proxy Request Api";
-    public static final String YELLOW_PAGE_TAG = "Yellow page UI Api";
 
     public static final String FOR_ETRACE = "ETrace UI Api";
 
     public static final String METRIC = "Metric";
     public static final String META = "Application Metadata";
     public static final String MYSQL_DATA = "Data From Mysql";
 
-    public static final String MISC = "Miscellaneous";
-
-    public static final String DEPRECATED_TAG = "Deprecated, need to be deleted";
-
-    //@Value("${swagger.host}")
-    //private String host;
-
     @Bean
     public Docket defaultApi() {
         return new Docket(DocumentationType.SWAGGER_2)
@@ -42,16 +33,11 @@ public Docket defaultApi() {
             .paths(PathSelectors.any())
             .build()
             //.host(host)
-            .tags(new Tag(OPEN_API_TAG, "需要使用Header中的Token鉴权的Open API（需按照说明配置Header信息才能正常访问）", Integer.MIN_VALUE))
             .tags(new Tag(PROXY_REQUEST_TAG, "代理、合并请求的Api"))
             .tags(new Tag(FOR_ETRACE, "ETrace前端页面上所需的API", Integer.MIN_VALUE + 3))
             .tags(new Tag(METRIC, "ETrace前端页面使用的Metric查询API"))
             .tags(new Tag(META, "提供应用元数据相关的查询API"))
-            .tags(new Tag(MYSQL_DATA, "查询PGl数据库的API"))
-
-            .tags(new Tag(DEPRECATED_TAG, "Deprecated, need to be deleted"))
-
-            .tags(new Tag(MISC, "杂项", Integer.MAX_VALUE - 1))
+            .tags(new Tag(MYSQL_DATA, "查询数据库的API"))
             .apiInfo(metaData())
             .pathMapping("/")
             ;