Cluster Connector Draft1

cadio-core/src/main/java/kr/hakdang/cadio/core/domain/cluster/ClusterInfo.java → cadio-core/src/main/java/kr/hakdang/cadio/core/domain/cluster/ClusterConnection.java

@@ -1,29 +1,30 @@
 package kr.hakdang.cadio.core.domain.cluster;
 
+import io.micrometer.common.util.StringUtils;
 import lombok.AccessLevel;
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 
 /**
- * ClusterInfo
+ * ClusterConnection
  *
  * @author akageun
  * @since 2024-07-02
  */
 @Slf4j
 @Getter
 @NoArgsConstructor(access = AccessLevel.PRIVATE)
-public class ClusterInfo {
+public class ClusterConnection {
     private String contactPoints;
     private int port;
     private String localDatacenter;
     private String username;
     private String password;
 
     @Builder
-    public ClusterInfo(String contactPoints, int port, String localDatacenter, String username, String password) {
+    public ClusterConnection(String contactPoints, int port, String localDatacenter, String username, String password) {
         //TODO : Validation
 
         this.contactPoints = contactPoints;
@@ -32,4 +33,8 @@ public ClusterInfo(String contactPoints, int port, String localDatacenter, Strin
         this.username = username;
         this.password = password; //TODO : 암호화
     }
+
+    public boolean isAuthCredentials() {
+        return StringUtils.isNotBlank(this.username) && StringUtils.isNotBlank(this.password);
+    }
 }

cadio-core/src/main/java/kr/hakdang/cadio/core/domain/cluster/TempClusterConnector.java

@@ -0,0 +1,62 @@
+package kr.hakdang.cadio.core.domain.cluster;
+
+import com.datastax.oss.driver.api.core.CqlSession;
+import com.datastax.oss.driver.api.core.CqlSessionBuilder;
+import kr.hakdang.cadio.core.domain.cluster.info.ClusterInfo;
+import kr.hakdang.cadio.core.domain.cluster.info.ClusterInfoProvider;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.net.InetSocketAddress;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * TempClusterConnector
+ * - 임시 목적으로 사용할 connector
+ *
+ * @author akageun
+ * @since 2024-07-03
+ */
+@Slf4j
+@Service
+public class TempClusterConnector {
+
+    private final ClusterInfoProvider clusterInfoProvider;
+
+    public TempClusterConnector(
+        ClusterInfoProvider clusterInfoProvider
+    ) {
+        this.clusterInfoProvider = clusterInfoProvider;
+    }
+
+    public List<InetSocketAddress> makeContactPoint(String contactPoints, int port) {
+        String[] contactPointArr = StringUtils.split(contactPoints, ",");
+
+        List<InetSocketAddress> result = new ArrayList<>();
+        for (String contactPoint : contactPointArr) {
+            result.add(new InetSocketAddress(contactPoint, port));
+        }
+
+        return result;
+    }
+
+    public CqlSession makeSession(ClusterConnection clusterConnection) {
+        CqlSessionBuilder builder = CqlSession.builder()
+            .addContactPoints(makeContactPoint(clusterConnection.getContactPoints(), clusterConnection.getPort()))
+            .withLocalDatacenter(clusterConnection.getLocalDatacenter());
+
+        if (clusterConnection.isAuthCredentials()) {
+            builder.withAuthCredentials(clusterConnection.getUsername(), clusterConnection.getPassword());
+        }
+
+        return builder.build();
+    }
+
+    public CqlSession makeSession(String clusterId) {
+        ClusterInfo info = clusterInfoProvider.findClusterInfo(clusterId);
+        return makeSession(info.makeClusterConnector());
+    }
+}

cadio-core/src/main/java/kr/hakdang/cadio/core/domain/cluster/info/BaseClusterInfo.java

@@ -1,7 +1,7 @@
 package kr.hakdang.cadio.core.domain.cluster.info;
 
 import com.fasterxml.jackson.core.type.TypeReference;
-import kr.hakdang.cadio.core.domain.cluster.ClusterInfo;
+import kr.hakdang.cadio.core.domain.cluster.ClusterConnection;
 
 import java.io.File;
 import java.util.List;
@@ -14,7 +14,7 @@
  */
 public abstract class BaseClusterInfo {
 
-    protected final static TypeReference<List<ClusterInfo>> TYPED = new TypeReference<List<ClusterInfo>>() {
+    protected final static TypeReference<List<ClusterInfo>> TYPED = new TypeReference<>() {
     };
 
     protected String cadioBaseDir() {

cadio-core/src/main/java/kr/hakdang/cadio/core/domain/cluster/info/ClusterInfo.java

@@ -0,0 +1,54 @@
+package kr.hakdang.cadio.core.domain.cluster.info;
+
+import kr.hakdang.cadio.core.domain.cluster.ClusterConnection;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+/**
+ * ClusterInfo
+ *
+ * @author akageun
+ * @since 2024-07-03
+ */
+@Getter
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public class ClusterInfo {
+    private String clusterId;
+    private String clusterName;
+    private String contactPoints;
+    private int port;
+    private String localDatacenter;
+    private String username;
+    private String password;
+
+    @Builder(toBuilder = true)
+    public ClusterInfo(
+        String clusterId,
+        String clusterName,
+        String contactPoints,
+        int port,
+        String localDatacenter,
+        String username,
+        String password
+    ) {
+        this.clusterId = clusterId;
+        this.clusterName = clusterName;
+        this.contactPoints = contactPoints;
+        this.port = port;
+        this.localDatacenter = localDatacenter;
+        this.username = username;
+        this.password = password;
+    }
+
+    public ClusterConnection makeClusterConnector() {
+        return ClusterConnection.builder()
+            .contactPoints(contactPoints)
+            .port(port)
+            .localDatacenter(localDatacenter)
+            .username(username)
+            .password(password)
+            .build();
+    }
+}

cadio-core/src/main/java/kr/hakdang/cadio/core/domain/cluster/info/ClusterInfoManager.java

@@ -3,13 +3,14 @@
 import com.fasterxml.jackson.databind.ObjectMapper;
 import kr.hakdang.cadio.common.Jsons;
 import kr.hakdang.cadio.core.domain.bootstrap.BootstrapProvider;
-import kr.hakdang.cadio.core.domain.cluster.ClusterInfo;
+import kr.hakdang.cadio.core.domain.cluster.ClusterConnection;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 
 import java.io.File;
 import java.util.Collections;
 import java.util.List;
+import java.util.UUID;
 
 /**
  * ClusterManager
@@ -33,22 +34,15 @@ public ClusterInfoManager(
         this.clusterInfoProvider = clusterInfoProvider;
     }
 
-    public void register(
-        String contactPoints,
-        int port,
-        String localDatacenter,
-        String username,
-        String password
-    ) {
+    public void register(ClusterInfoRegisterArgs args) {
         ObjectMapper om = Jsons.OBJECT_MAPPER;
 
         try {
             String cadioBaseDir = cadioBaseDir();
 
             File baseDir = new File(cadioBaseDir);
             if (!baseDir.exists()) {
-                boolean result = baseDir.mkdir();
-                log.info("make base directory : {}, path : {}", result, cadioBaseDir);
+                log.info("make base directory : {}, path : {}", baseDir.mkdir(), cadioBaseDir);
             }
 
             File clusterJsonFile = getClusterJsonFile();
@@ -57,16 +51,9 @@ public void register(
             }
 
             List<ClusterInfo> result = om.readValue(clusterJsonFile, TYPED);
-            result.add(ClusterInfo.builder()
-                .contactPoints(contactPoints)
-                .port(port)
-                .localDatacenter(localDatacenter)
-                .username(username)
-                .password(password)
-                .build());
+            result.add(args.makeClusterInfo(UUID.randomUUID().toString()));
 
             om.writeValue(clusterJsonFile, result);
-            bootstrapProvider.updateMinClusterCountCheck(clusterInfoProvider.checkMinClusterCount());
 
         } catch (Exception e) {
             log.error(e.getMessage(), e);

cadio-core/src/main/java/kr/hakdang/cadio/core/domain/cluster/info/ClusterInfoProvider.java

@@ -1,17 +1,18 @@
 package kr.hakdang.cadio.core.domain.cluster.info;
 
-import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import kr.hakdang.cadio.common.Jsons;
-import kr.hakdang.cadio.core.domain.cluster.ClusterInfo;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 import org.springframework.util.CollectionUtils;
 
-import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.IOException;
+import java.util.Collection;
+import java.util.Collections;
 import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
 
 /**
  * ClusterInfoProvider
@@ -25,23 +26,25 @@
 @Service
 public class ClusterInfoProvider extends BaseClusterInfo {
 
+    private static final ObjectMapper OM = Jsons.OBJECT_MAPPER;
+
     public boolean checkMinClusterCount() {
         long count = registeredCount();
 
         return count > 0;
     }
 
     public long registeredCount() {
-        ObjectMapper om = Jsons.OBJECT_MAPPER;
 
         try {
-            List<ClusterInfo> result = om.readValue(getClusterJsonFile(), TYPED);
+            List<ClusterInfo> result = OM.readValue(getClusterJsonFile(), TYPED);
 
             if (CollectionUtils.isEmpty(result)) {
                 return 0;
             }
 
             return result.size();
+
         } catch (FileNotFoundException e) {
             log.warn(e.getMessage(), e); //첫 실행시, TODO : 에러메시지 등 고민 필요
             return 0;
@@ -51,4 +54,23 @@ public long registeredCount() {
         }
     }
 
+    public List<ClusterInfo> getList() {
+        try {
+            return OM.readValue(getClusterJsonFile(), TYPED);
+        } catch (IOException e) {
+            log.error(e.getMessage(), e);
+            return Collections.emptyList();
+        }
+    }
+
+    /**
+     * @return key : clusterId
+     */
+    public Map<String, ClusterInfo> getDictionary() {
+        return getList().stream().collect(Collectors.toMap(ClusterInfo::getClusterId, o -> o));
+    }
+
+    public ClusterInfo findClusterInfo(String clusterId) {
+        return getDictionary().get(clusterId);
+    }
 }

cadio-core/src/main/java/kr/hakdang/cadio/core/domain/cluster/info/ClusterInfoRegisterArgs.java

@@ -0,0 +1,49 @@
+package kr.hakdang.cadio.core.domain.cluster.info;
+
+import kr.hakdang.cadio.core.domain.cluster.ClusterConnection;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+/**
+ * ClusterInfoRegisterArgs
+ *
+ * @author akageun
+ * @since 2024-07-03
+ */
+@Getter
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public class ClusterInfoRegisterArgs {
+    private String clusterName;
+    private String contactPoints;
+    private int port;
+    private String localDatacenter;
+    private String username;
+    private String password;
+
+    //Append
+
+    @Builder
+    public ClusterInfoRegisterArgs(String clusterName, String contactPoints, int port, String localDatacenter, String username, String password) {
+        this.clusterName = clusterName;
+        this.contactPoints = contactPoints;
+        this.port = port;
+        this.localDatacenter = localDatacenter;
+        this.username = username;
+        this.password = password;
+    }
+
+    public ClusterInfo makeClusterInfo(String clusterId) {
+        return ClusterInfo.builder()
+            .clusterId(clusterId)
+            .clusterName(clusterName)
+            .contactPoints(contactPoints)
+            .port(port)
+            .localDatacenter(localDatacenter)
+            .username(username)
+            .password(password)
+            .build();
+    }
+
+}

cadio-core/src/main/java/kr/hakdang/cadio/core/domain/cluster/info/ClusterInfoValidateArgs.java

@@ -0,0 +1,10 @@
+package kr.hakdang.cadio.core.domain.cluster.info;
+
+/**
+ * ClusterInfoValidateArgs
+ *
+ * @author akageun
+ * @since 2024-07-03
+ */
+public class ClusterInfoValidateArgs {
+}

cadio-core/src/main/java/kr/hakdang/cadio/core/domain/cluster/keyspace/ClusterKeyspaceCommander.java

@@ -33,7 +33,6 @@ public ClusterKeyspaceListResult keyspaceList(CqlSession session) {
         boolean wasApplied = resultSet.wasApplied();
         List<KeyspaceResult> keyspaceList = new ArrayList<>();
         for (Row row : resultSet.all()) {
-            log.info("row :{}", row.getFormattedContents());
             keyspaceList.add(
                 KeyspaceResult.builder()
                     .keyspaceName(row.getString("keyspace_name"))

cadio-core/src/test/java/kr/hakdang/cadio/core/domain/cluster/ClusterInfoManagerTest.java → cadio-core/src/test/java/kr/hakdang/cadio/core/domain/cluster/ClusterConnectionManagerTest.java

@@ -7,13 +7,13 @@
 import org.springframework.beans.factory.annotation.Autowired;
 
 @Slf4j
-class ClusterInfoManagerTest extends IntegrationTest {
+class ClusterConnectionManagerTest extends IntegrationTest {
 
     @Autowired
     private ClusterInfoManager clusterInfoManager;
 
     @Test
     void registerTest() {
-        clusterInfoManager.register("127.0.0.1", 9042, "dc1", "", "");
+       // clusterInfoManager.register("127.0.0.1", 9042, "dc1", "", "");
     }
 }