dbproxy
This commit is contained in:
insanity
parent
e09757ce17
commit
b136b00187
85
.gitignore
vendored
Normal file
85
.gitignore
vendored
Normal file
|
|
@ -0,0 +1,85 @@
|
|||
# Created by .ignore support plugin (hsz.mobi)
|
||||
### JetBrains template
|
||||
# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and Webstorm
|
||||
# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
|
||||
|
||||
# User-specific stuff:
|
||||
.idea/**/workspace.xml
|
||||
.idea/**/tasks.xml
|
||||
.idea/dictionaries
|
||||
|
||||
# Sensitive or high-churn files:
|
||||
.idea/**/dataSources/
|
||||
.idea/**/dataSources.ids
|
||||
.idea/**/dataSources.xml
|
||||
.idea/**/dataSources.local.xml
|
||||
.idea/**/sqlDataSources.xml
|
||||
.idea/**/dynamic.xml
|
||||
.idea/**/uiDesigner.xml
|
||||
|
||||
# Gradle:
|
||||
.idea/**/gradle.xml
|
||||
.idea/**/libraries
|
||||
|
||||
# Mongo Explorer plugin:
|
||||
.idea/**/mongoSettings.xml
|
||||
|
||||
## File-based project format:
|
||||
*.iws
|
||||
|
||||
## Plugin-specific files:
|
||||
|
||||
# IntelliJ
|
||||
/out/
|
||||
|
||||
# mpeltonen/sbt-idea plugin
|
||||
.idea_modules/
|
||||
|
||||
# JIRA plugin
|
||||
atlassian-ide-plugin.xml
|
||||
|
||||
# Crashlytics plugin (for Android Studio and IntelliJ)
|
||||
com_crashlytics_export_strings.xml
|
||||
crashlytics.properties
|
||||
crashlytics-build.properties
|
||||
fabric.properties
|
||||
### Maven template
|
||||
target/
|
||||
pom.xml.tag
|
||||
pom.xml.releaseBackup
|
||||
pom.xml.versionsBackup
|
||||
pom.xml.next
|
||||
release.properties
|
||||
dependency-reduced-pom.xml
|
||||
buildNumber.properties
|
||||
.mvn/timing.properties
|
||||
|
||||
# Avoid ignoring Maven wrapper jar file (.jar files are usually ignored)
|
||||
!/.mvn/wrapper/maven-wrapper.jar
|
||||
### Java template
|
||||
# Compiled class file
|
||||
*.class
|
||||
|
||||
# Log file
|
||||
*.log
|
||||
|
||||
# BlueJ files
|
||||
*.ctxt
|
||||
|
||||
# Mobile Tools for Java (J2ME)
|
||||
.mtj.tmp/
|
||||
|
||||
# Package Files #
|
||||
*.jar
|
||||
*.war
|
||||
*.ear
|
||||
*.zip
|
||||
*.tar.gz
|
||||
*.rar
|
||||
|
||||
# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
|
||||
hs_err_pid*
|
||||
|
||||
.idea/
|
||||
*.iml
|
||||
|
||||
114
pom.xml
114
pom.xml
|
|
@ -5,9 +5,9 @@
|
|||
<modelVersion>4.0.0</modelVersion>
|
||||
|
||||
<parent>
|
||||
<groupId>com.loafle</groupId>
|
||||
<artifactId>maven_parent_jar</artifactId>
|
||||
<version>1.0.0-RELEASE</version>
|
||||
<groupId>com.loafle</groupId>
|
||||
<artifactId>maven_parent_jar</artifactId>
|
||||
<version>1.0.0-RELEASE</version>
|
||||
</parent>
|
||||
|
||||
<groupId>com.loafle</groupId>
|
||||
|
|
@ -16,6 +16,114 @@
|
|||
<version>1.0.0-SNAPSHOT</version>
|
||||
<name>com.loafle.overflow_proxy_db</name>
|
||||
|
||||
<properties>
|
||||
<grpc.version>1.2.0</grpc.version>
|
||||
<hibernate.version>4.3.10.Final</hibernate.version>
|
||||
</properties>
|
||||
|
||||
<dependencies>
|
||||
<dependency>
|
||||
<groupId>io.grpc</groupId>
|
||||
<artifactId>grpc-netty</artifactId>
|
||||
<version>${grpc.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>io.grpc</groupId>
|
||||
<artifactId>grpc-protobuf</artifactId>
|
||||
<version>${grpc.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>io.grpc</groupId>
|
||||
<artifactId>grpc-stub</artifactId>
|
||||
<version>${grpc.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.mockito</groupId>
|
||||
<artifactId>mockito-core</artifactId>
|
||||
<version>1.9.5</version>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
|
||||
<!-- https://mvnrepository.com/artifact/org.hibernate/hibernate-entitymanager -->
|
||||
<dependency>
|
||||
<groupId>org.hibernate</groupId>
|
||||
<artifactId>hibernate-entitymanager</artifactId>
|
||||
<version>5.2.10.Final</version>
|
||||
</dependency>
|
||||
|
||||
<!-- https://mvnrepository.com/artifact/org.postgresql/postgresql -->
|
||||
<dependency>
|
||||
<groupId>org.postgresql</groupId>
|
||||
<artifactId>postgresql</artifactId>
|
||||
<version>9.4-1200-jdbc41</version>
|
||||
</dependency>
|
||||
|
||||
|
||||
<!--<!– https://mvnrepository.com/artifact/junit/junit –>-->
|
||||
<!--<dependency>-->
|
||||
<!--<groupId>junit</groupId>-->
|
||||
<!--<artifactId>junit</artifactId>-->
|
||||
<!--<version>4.4</version>-->
|
||||
<!--</dependency>-->
|
||||
|
||||
<dependency>
|
||||
<groupId>org.codehaus.jackson</groupId>
|
||||
<artifactId>jackson-mapper-asl</artifactId>
|
||||
<version>1.9.13</version>
|
||||
</dependency>
|
||||
|
||||
<dependency>
|
||||
<groupId>com.loafle</groupId>
|
||||
<artifactId>overflow_jpa_member_dao</artifactId>
|
||||
<version>1.0.0-SNAPSHOT</version>
|
||||
</dependency>
|
||||
|
||||
</dependencies>
|
||||
|
||||
|
||||
<build>
|
||||
<resources>
|
||||
<resource>
|
||||
<directory>src/main/resources</directory>
|
||||
<filtering>true</filtering>
|
||||
</resource>
|
||||
</resources>
|
||||
<testResources>
|
||||
<testResource>
|
||||
<directory>src/test/resources</directory>
|
||||
<filtering>true</filtering>
|
||||
</testResource>
|
||||
</testResources>
|
||||
|
||||
<extensions>
|
||||
<extension>
|
||||
<groupId>kr.motd.maven</groupId>
|
||||
<artifactId>os-maven-plugin</artifactId>
|
||||
<version>1.4.1.Final</version>
|
||||
</extension>
|
||||
</extensions>
|
||||
|
||||
<plugins>
|
||||
<plugin>
|
||||
<groupId>org.xolstice.maven.plugins</groupId>
|
||||
<artifactId>protobuf-maven-plugin</artifactId>
|
||||
<version>0.5.0</version>
|
||||
<configuration>
|
||||
<protocArtifact>com.google.protobuf:protoc:3.2.0:exe:${os.detected.classifier}</protocArtifact>
|
||||
<pluginId>grpc-java</pluginId>
|
||||
<pluginArtifact>io.grpc:protoc-gen-grpc-java:${grpc.version}:exe:${os.detected.classifier}</pluginArtifact>
|
||||
</configuration>
|
||||
<executions>
|
||||
<execution>
|
||||
<goals>
|
||||
<goal>compile</goal>
|
||||
<goal>compile-custom</goal>
|
||||
</goals>
|
||||
</execution>
|
||||
</executions>
|
||||
</plugin>
|
||||
|
||||
</plugins>
|
||||
</build>
|
||||
|
||||
</project>
|
||||
|
|
@ -1,7 +0,0 @@
|
|||
package com.loafle;
|
||||
|
||||
public class App {
|
||||
public static void main(String[] args) {
|
||||
System.out.println("Hello World!");
|
||||
}
|
||||
}
|
||||
152
src/main/java/com/loafle/overflow/proxy/db/DBProxy.java
Normal file
152
src/main/java/com/loafle/overflow/proxy/db/DBProxy.java
Normal file
|
|
@ -0,0 +1,152 @@
|
|||
package com.loafle.overflow.proxy.db;
|
||||
|
||||
|
||||
import com.loafle.overflow.db.api.DBGrpc;
|
||||
import com.loafle.overflow.db.api.DBInput;
|
||||
import com.loafle.overflow.db.api.DBOutput;
|
||||
import com.loafle.overflow.commons.dao.JPABaseDAO;
|
||||
import com.loafle.overflow.member.dao.JPAMemberDAO;
|
||||
import io.grpc.ServerBuilder;
|
||||
import org.codehaus.jackson.map.ObjectMapper;
|
||||
|
||||
import java.io.IOException;
|
||||
import java.lang.reflect.InvocationTargetException;
|
||||
import java.lang.reflect.Method;
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
import java.util.concurrent.ConcurrentHashMap;
|
||||
import java.util.logging.Logger;
|
||||
|
||||
/**
|
||||
* Created by insanity on 17. 5. 23.
|
||||
*/
|
||||
|
||||
public class DBProxy {
|
||||
|
||||
private static final Logger logger = Logger.getLogger(DBProxy.class.getName());
|
||||
private io.grpc.Server server;
|
||||
|
||||
private static Map<String, JPABaseDAO> daoMap = null;
|
||||
|
||||
public DBProxy() {
|
||||
daoMap = new ConcurrentHashMap();
|
||||
JPAMemberDAO memberDao = new JPAMemberDAO();
|
||||
daoMap.put("member", memberDao);
|
||||
}
|
||||
|
||||
public void start(int port) throws IOException {
|
||||
server = ServerBuilder.forPort(port)
|
||||
.addService(new ServiceImpl())
|
||||
.build()
|
||||
.start();
|
||||
logger.info("Server started, listening on " + port);
|
||||
Runtime.getRuntime().addShutdownHook(new Thread() {
|
||||
@Override
|
||||
public void run() {
|
||||
// Use stderr here since the logger may have been reset by its JVM shutdown hook.
|
||||
System.err.println("*** shutting down gRPC server since JVM is shutting down");
|
||||
DBProxy.this.stop();
|
||||
System.err.println("*** server shut down");
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
public void stop() {
|
||||
if (server != null) {
|
||||
server.shutdown();
|
||||
}
|
||||
}
|
||||
|
||||
static class ServiceImpl extends DBGrpc.DBImplBase {
|
||||
@Override
|
||||
public void exec(DBInput request,
|
||||
io.grpc.stub.StreamObserver<com.loafle.overflow.db.api.DBOutput> responseObserver) {
|
||||
String targetDAO = request.getTargetDao();
|
||||
|
||||
JPABaseDAO dao = daoMap.get(targetDAO);
|
||||
|
||||
if(dao != null) {
|
||||
try {
|
||||
|
||||
String jsonResult = doQuery(request, dao);
|
||||
|
||||
DBOutput reply = DBOutput.newBuilder()
|
||||
.setResult(jsonResult)
|
||||
.build();
|
||||
responseObserver.onNext(reply);
|
||||
responseObserver.onCompleted();
|
||||
}catch(Exception e) {
|
||||
e.printStackTrace();
|
||||
responseObserver.onError(e);
|
||||
}
|
||||
|
||||
}else {
|
||||
responseObserver.onError(new Exception("Not assigned DAO :" + targetDAO));
|
||||
}
|
||||
}
|
||||
|
||||
private String doQuery(DBInput request, JPABaseDAO dao) throws Exception {
|
||||
|
||||
String methodName = request.getMethod();
|
||||
Map<String, String> params = request.getParamsMap();
|
||||
|
||||
ObjectMapper mapper = new ObjectMapper();
|
||||
|
||||
List<Class> paramTypes = new ArrayList<Class>();
|
||||
List<Object> valueList = new ArrayList<Object>();
|
||||
for( String className : params.keySet() ){
|
||||
//className - model name(with package) , value - model JsonString
|
||||
Class<?> cls = Class.forName(className);
|
||||
Object obj = mapper.readValue((String)params.get(className), cls);
|
||||
valueList.add(obj);
|
||||
paramTypes.add(cls);
|
||||
}
|
||||
|
||||
Object retObj = null;
|
||||
Method method = null;
|
||||
|
||||
try {
|
||||
//Check if it belongs to the JPABaseDAO.
|
||||
method = dao.getClass().getSuperclass().getMethod(methodName, Object.class);
|
||||
if(method != null) {
|
||||
retObj = method.invoke(dao, valueList.toArray(new Object[valueList.size()]));
|
||||
}
|
||||
}catch(NoSuchMethodException e) {
|
||||
if(params.size() > 0) {
|
||||
method = dao.getClass().getMethod(methodName, paramTypes.toArray(new Class[paramTypes.size()]));
|
||||
retObj = method.invoke(dao, valueList.toArray(new Object[valueList.size()]));
|
||||
}else {
|
||||
method = dao.getClass().getMethod(methodName);
|
||||
retObj = method.invoke(dao);
|
||||
}
|
||||
}catch(InvocationTargetException e) {
|
||||
e.printStackTrace();
|
||||
}
|
||||
|
||||
return mapper.writeValueAsString(retObj);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
private void blockUntilShutdown() throws InterruptedException {
|
||||
if (server != null) {
|
||||
server.awaitTermination();
|
||||
}
|
||||
}
|
||||
|
||||
public static void main(String[] args) throws IOException, InterruptedException {
|
||||
|
||||
if(args.length <= 0) {
|
||||
System.out.println("Port args");
|
||||
System.out.println("first parameter is Port Number");
|
||||
return;
|
||||
}
|
||||
|
||||
int port = Integer.valueOf(args[0]);
|
||||
|
||||
final DBProxy server = new DBProxy();
|
||||
server.start(port);
|
||||
server.blockUntilShutdown();
|
||||
}
|
||||
}
|
||||
17
src/main/resources/META-INF/persistence.xml
Normal file
17
src/main/resources/META-INF/persistence.xml
Normal file
|
|
@ -0,0 +1,17 @@
|
|||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<persistence version="2.1" xmlns="http://xmlns.jcp.org/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
|
||||
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence http://xmlns.jcp.org/xml/ns/persistence/persistence_2_1.xsd">
|
||||
|
||||
<persistence-unit name="overflow">
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.url" value="jdbc:postgresql://192.168.1.106:5432/postgres" />
|
||||
<property name="javax.persistence.jdbc.driver" value="org.postgresql.Driver" />
|
||||
<property name="javax.persistence.jdbc.user" value="vertx" />
|
||||
<property name="javax.persistence.jdbc.password" value="qwe123" />
|
||||
<!--<property name="hibernate.dialect" value="org.hibernate.dialect.HSQLDialect" />-->
|
||||
<property name="hibernate.hbm2ddl.auto" value="create"/>
|
||||
<property name="hibernate.show_sql" value="true" />
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
|
||||
</persistence>
|
||||
|
|
@ -1,11 +0,0 @@
|
|||
|
||||
package com.loafle;
|
||||
import static org.junit.Assert.*;
|
||||
import org.junit.Test;
|
||||
|
||||
public class AppTest {
|
||||
@Test
|
||||
public void testSum() {
|
||||
fail("Not yet implemented");
|
||||
}
|
||||
}
|
||||
85
src/test/java/com/loafle/TestClient.java
Normal file
85
src/test/java/com/loafle/TestClient.java
Normal file
|
|
@ -0,0 +1,85 @@
|
|||
package com.loafle;
|
||||
|
||||
|
||||
import com.loafle.overflow.db.api.DBGrpc;
|
||||
import com.loafle.overflow.db.api.DBInput;
|
||||
import com.loafle.overflow.db.api.DBOutput;
|
||||
import com.loafle.overflow.member.model.Member;
|
||||
import io.grpc.ManagedChannel;
|
||||
import io.grpc.ManagedChannelBuilder;
|
||||
import io.grpc.StatusRuntimeException;
|
||||
import org.codehaus.jackson.map.ObjectMapper;
|
||||
import org.junit.Ignore;
|
||||
import org.junit.Test;
|
||||
|
||||
import java.util.concurrent.TimeUnit;
|
||||
import java.util.logging.Level;
|
||||
import java.util.logging.Logger;
|
||||
|
||||
public class TestClient {
|
||||
|
||||
private static final Logger logger = Logger.getLogger(TestClient.class.getName());
|
||||
|
||||
private final ManagedChannel channel;
|
||||
private final DBGrpc.DBBlockingStub dbStub;
|
||||
|
||||
public TestClient() {
|
||||
channel = ManagedChannelBuilder.forAddress("127.0.0.1", 50006).usePlaintext(true).build();
|
||||
dbStub = DBGrpc.newBlockingStub(channel);
|
||||
}
|
||||
|
||||
|
||||
public void shutdown() throws InterruptedException {
|
||||
channel.shutdown().awaitTermination(5, TimeUnit.SECONDS);
|
||||
}
|
||||
|
||||
|
||||
public void execute() {
|
||||
|
||||
try {
|
||||
Member m = new Member();
|
||||
m.setName("insanity2222");
|
||||
m.setCompany("loafle");
|
||||
m.setDigest("bbbbbbbbb");
|
||||
m.setPwSalt("salktttt");
|
||||
m.setEmail("insanity@loafle.com");
|
||||
m.setRegistDate(111110);
|
||||
|
||||
ObjectMapper mapper = new ObjectMapper();
|
||||
|
||||
DBInput request = DBInput.newBuilder()
|
||||
.setTargetDao("member")
|
||||
.setMethod("create")
|
||||
.putParams("com.loafle.overflow.member.model.Member", mapper.writeValueAsString(m))
|
||||
//.putParams("com.loafle.overflow.member.Member2", mapper.writeValueAsString(m2))
|
||||
.build();
|
||||
DBOutput response;
|
||||
try {
|
||||
response = dbStub.exec(request);
|
||||
} catch (StatusRuntimeException e) {
|
||||
logger.log(Level.WARNING, "RPC failed: {0}", e.getStatus());
|
||||
return;
|
||||
}
|
||||
logger.log(Level.INFO, response.getResult());
|
||||
}catch(Exception e) {
|
||||
e.printStackTrace();
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
@Test
|
||||
public void testRPCServer() {
|
||||
TestClient client = new TestClient();
|
||||
try {
|
||||
client.execute();
|
||||
} catch (Exception e) {
|
||||
e.printStackTrace();
|
||||
} finally {
|
||||
try {
|
||||
client.shutdown();
|
||||
} catch (InterruptedException e) {
|
||||
e.printStackTrace();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user