[collector,manager]feature 支持postgresql数据库的监控 (#16)

collector/pom.xml

@@ -91,6 +91,12 @@
             <artifactId>mysql-connector-java</artifactId>
             <version>8.0.27</version>
         </dependency>
+        <!-- postgresql -->
+        <dependency>
+            <groupId>org.postgresql</groupId>
+            <artifactId>postgresql</artifactId>
+            <version>42.3.3</version>
+        </dependency>
     </dependencies>
 
 </project>

collector/src/main/java/com/usthe/collector/collect/database/JdbcCommonCollect.java

@@ -11,6 +11,7 @@ import com.usthe.common.entity.job.protocol.JdbcProtocol;
 import com.usthe.common.entity.message.CollectRep;
 import com.usthe.common.util.CommonConstants;
 import lombok.extern.slf4j.Slf4j;
+import org.postgresql.util.PSQLException;
 
 import java.sql.Connection;
 import java.sql.DriverManager;
@@ -72,7 +73,16 @@ public class JdbcCommonCollect extends AbstractCollect {
         } catch (CommunicationsException communicationsException) {
             log.warn("Jdbc sql error: {}, code: {}.", communicationsException.getMessage(), communicationsException.getErrorCode());
             builder.setCode(CollectRep.Code.UN_REACHABLE);
-            builder.setMsg("Query Error: " + communicationsException.getMessage() + " Code: " + communicationsException.getErrorCode());
+            builder.setMsg("Error: " + communicationsException.getMessage() + " Code: " + communicationsException.getErrorCode());
+        } catch (PSQLException psqlException) {
+            // for PostgreSQL 08001
+            if (CollectorConstants.POSTGRESQL_UN_REACHABLE_CODE.equals(psqlException.getSQLState())) {
+                // 对端链接失败 不可达
+                builder.setCode(CollectRep.Code.UN_REACHABLE);
+            } else {
+                builder.setCode(CollectRep.Code.FAIL);
+            }
+            builder.setMsg("Error: " + psqlException.getMessage() + " Code: " + psqlException.getSQLState());
         } catch (SQLException sqlException) {
             log.warn("Jdbc sql error: {}, code: {}.", sqlException.getMessage(), sqlException.getErrorCode());
             builder.setCode(CollectRep.Code.FAIL);
@@ -253,6 +263,10 @@ public class JdbcCommonCollect extends AbstractCollect {
                         + "/" + (jdbcProtocol.getDatabase() == null ? "" : jdbcProtocol.getDatabase())
                         + "?useUnicode=true&characterEncoding=utf-8&useSSL=false";
                 break;
+            case "postgresql":
+                url = "jdbc:postgresql://" + jdbcProtocol.getHost() + ":" + jdbcProtocol.getPort()
+                        + "/" + (jdbcProtocol.getDatabase() == null ? "" : jdbcProtocol.getDatabase());
+                break;
             default:
                 throw new IllegalArgumentException("Not support database platform: " + jdbcProtocol.getPlatform());
 

collector/src/main/java/com/usthe/collector/util/CollectorConstants.java

@@ -14,4 +14,9 @@ public interface CollectorConstants {
     String ERROR_MSG = "errorMsg";
 
     String URL = "url";
+
+    /**
+     * POSTGRESQL状态码 不可达
+     */
+    String POSTGRESQL_UN_REACHABLE_CODE = "08001";
 }