增加服务器管理认证方式，增加测试连接接口

backend/src/main/java/com/qqchen/deploy/backend/deploy/integration/impl/JenkinsServiceIntegrationImpl.java

@@ -664,8 +664,7 @@ public class JenkinsServiceIntegrationImpl implements IJenkinsServiceIntegration
      */
     public List<JenkinsBuildResponse> listBuilds(ExternalSystem externalSystem, String jobName) {
         // Jenkins API 默认只返回最近的若干个构建，通过 {from,to} 可以指定范围
-        // 这里获取最近200个构建记录
+        String treeQuery = "builds[number,url,result,timestamp,duration,building,actions[_class,parameters[_class,name,value]]]";
-        String treeQuery = "builds[number,url,result,timestamp,duration,building,actions[_class,parameters[_class,name,value]]]{0,200}";
         List<JenkinsBuildResponse> builds = callJenkinsApi(
             externalSystem,
             "/job/" + jobName + "/api/json",

backend/src/main/java/com/qqchen/deploy/backend/deploy/service/impl/ServerServiceImpl.java

@@ -16,6 +16,7 @@ import lombok.extern.slf4j.Slf4j;
 import net.schmizz.sshj.SSHClient;
 import net.schmizz.sshj.transport.verification.PromiscuousVerifier;
 import net.schmizz.sshj.userauth.keyprovider.KeyProvider;
+import org.springframework.dao.DataIntegrityViolationException;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -40,6 +41,22 @@ public class ServerServiceImpl
         this.serverRepository = serverRepository;
     }
 
+    /**
+     * 校验服务器唯一约束
+     * 检查IP是否已存在
+     */
+    @Override
+    protected void validateUniqueConstraints(ServerDTO dto) {
+        // 检查IP是否已存在（排除已删除的记录）
+        if (dto.getHostIp() != null) {
+            boolean exists = serverRepository.existsByHostIpAndDeletedFalse(dto.getHostIp());
+            if (exists) {
+                log.warn("服务器IP已存在: {}", dto.getHostIp());
+                throw new BusinessException(ResponseCode.SERVER_IP_EXISTS, new Object[]{dto.getHostIp()});
+            }
+        }
+    }
+
     @Override
     @Transactional
     public ServerDTO initializeServerInfo(Long serverId, ServerInitializeDTO dto) {
@@ -65,6 +82,7 @@ public class ServerServiceImpl
     }
 
     @Override
+    @Transactional
     public boolean testConnection(Long serverId) {
         // 1. 查询服务器信息
         Server server = serverRepository.findById(serverId)
@@ -130,18 +148,35 @@ public class ServerServiceImpl
                 
                 if (cmd.getExitStatus() == 0) {
                     log.info("SSH连接测试成功: {}", server.getHostIp());
+                    
+                    // 7. 更新服务器状态和最后连接时间
+                    server.setStatus(ServerStatusEnum.ONLINE);
+                    server.setLastConnectTime(LocalDateTime.now());
+                    serverRepository.save(server);
+                    log.info("已更新服务器状态为ONLINE: serverId={}", serverId);
+                    
                     return true;
                 } else {
                     log.warn("SSH连接测试失败，命令执行异常: {}", server.getHostIp());
+                    
+                    // 8. 更新服务器状态为离线
+                    server.setStatus(ServerStatusEnum.OFFLINE);
+                    serverRepository.save(server);
+                    
                     return false;
                 }
             }
             
         } catch (IOException e) {
             log.error("SSH连接测试失败: {} - {}", server.getHostIp(), e.getMessage());
+            
+            // 9. 连接失败，更新服务器状态为离线
+            server.setStatus(ServerStatusEnum.OFFLINE);
+            serverRepository.save(server);
+            
             throw new BusinessException(ResponseCode.ERROR, new Object[]{"SSH连接失败: " + e.getMessage()});
         } finally {
-            // 7. 关闭连接
+            // 10. 关闭连接
             try {
                 if (ssh.isConnected()) {
                     ssh.disconnect();

backend/src/main/java/com/qqchen/deploy/backend/framework/enums/ResponseCode.java

@@ -197,7 +197,14 @@ public enum ResponseCode {
     TEAM_MEMBER_NOT_FOUND(2924, "team.member.not.found"),
     TEAM_MEMBER_ALREADY_EXISTS(2925, "team.member.already.exists"),
     TEAM_APPLICATION_NOT_FOUND(2926, "team.application.not.found"),
-    TEAM_APPLICATION_ALREADY_EXISTS(2927, "team.application.already.exists");
+    TEAM_APPLICATION_ALREADY_EXISTS(2927, "team.application.already.exists"),
+
+    // 服务器管理相关错误码 (2950-2969)
+    SERVER_NOT_FOUND(2950, "server.not.found"),
+    SERVER_IP_EXISTS(2951, "server.ip.exists"),
+    SERVER_CATEGORY_NOT_FOUND(2952, "server.category.not.found"),
+    SERVER_CATEGORY_CODE_EXISTS(2953, "server.category.code.exists"),
+    SERVER_CATEGORY_HAS_SERVERS(2954, "server.category.has.servers");
 
     private final int code;
     private final String messageKey;  // 国际化消息key

backend/src/main/resources/messages.properties

@@ -188,6 +188,13 @@ team.member.already.exists=该用户已是团队成员
 team.application.not.found=团队应用关联不存在或已删除
 team.application.already.exists=该应用已关联到此团队
 
+# 服务器管理相关 (2950-2969)
+server.not.found=服务器不存在或已删除
+server.ip.exists=服务器IP {0} 已存在
+server.category.not.found=服务器分类不存在或已删除
+server.category.code.exists=服务器分类编码{0}已存在
+server.category.has.servers=该分类下存在服务器，无法删除
+
 # 定时任务相关 (2800-2899)
 # 任务基础错误 (2800-2819)
 schedule.job.not.found=定时任务不存在或已删除