fix: fix postgre sql ssl error

Author: Aaron3S

backend/modules/src/main/java/org.jumpserver.chen.modules/base/ssl/SSLCertManager.java

@@ -1,6 +1,7 @@
 package org.jumpserver.chen.modules.base.ssl;
 
 import lombok.Setter;
+import org.apache.commons.lang3.StringUtils;
 
 import java.io.File;
 import java.io.FileWriter;
@@ -27,6 +28,10 @@ public class SSLCertManager {
 
     // 获取 CA 证书的路径
     public String getCaCertPath() throws IOException {
+        if (StringUtils.isEmpty(caCert)) {
+            return null;
+        }
+
         if (caCertFile == null) {
             caCertFile = createTempFile("ca-cert", caCert);
         }
@@ -35,6 +40,10 @@ public String getCaCertPath() throws IOException {
 
     // 获取客户端私钥的路径，并将 PEM 格式的私钥转换为 DER 格式
     public String getClientCertKeyPath() throws Exception {
+        if (StringUtils.isEmpty(clientCertKey)) {
+            return null;
+        }
+
         if (clientCertKeyFile == null) {
             // 检查 clientCertKey 是否是 PEM 格式并转换为 DER
             clientCertKeyFile = createTempFile("client-cert-key", convertPEMToDER(clientCertKey));
@@ -44,6 +53,11 @@ public String getClientCertKeyPath() throws Exception {
 
     // 获取客户端证书的路径
     public String getClientCertPath() throws IOException {
+
+        if (StringUtils.isEmpty(clientCert)) {
+            return null;
+        }
+
         if (clientCertFile == null) {
             clientCertFile = createTempFile("client-cert", clientCert);
         }

backend/modules/src/main/java/org.jumpserver.chen.modules/postgresql/PostgresqlConnectionManager.java

@@ -1,5 +1,6 @@
 package org.jumpserver.chen.modules.postgresql;
 
+import org.apache.commons.lang3.StringUtils;
 import org.jumpserver.chen.framework.datasource.Datasource;
 import org.jumpserver.chen.framework.datasource.base.BaseConnectionManager;
 import org.jumpserver.chen.framework.datasource.entity.DBConnectInfo;
@@ -48,11 +49,24 @@ protected void setSSLProps(Properties props) {
 
 
             try {
+                var sslCaCertPath = sslManager.getCaCertPath();
+                var sslClientCertPath = sslManager.getClientCertPath();
+                var sslClientCertKeyPath = sslManager.getClientCertKeyPath();
+
                 props.setProperty("ssl", "true");
                 props.setProperty("sslmode", sslMode);
-                props.setProperty("sslrootcert", sslManager.getCaCertPath());
-                props.setProperty("sslcert", sslManager.getClientCertPath());
-                props.setProperty("sslkey", sslManager.getClientCertKeyPath());
+
+                if (StringUtils.isNotEmpty(sslCaCertPath)) {
+                    props.setProperty("sslrootcert", sslManager.getCaCertPath());
+                }
+
+                if (StringUtils.isNotEmpty(sslClientCertPath)) {
+                    props.setProperty("sslcert", sslManager.getClientCertPath());
+                }
+
+                if (StringUtils.isNotEmpty(sslClientCertKeyPath)) {
+                    props.setProperty("sslkey", sslManager.getClientCertKeyPath());
+                }
             } catch (Exception e) {
                 throw new RuntimeException(e);
             }