准备上传

backend/src/main/java/com/example/demo/barcode/PythonBarcodeAutoStarter.java

@@ -26,8 +26,17 @@ public class PythonBarcodeAutoStarter implements ApplicationRunner {
             return;
         }
         log.info("启动 Python 条码识别服务...");
-        manager.startIfEnabled();
-        log.info("Python 条码识别服务已就绪");
+        try {
+            manager.startIfEnabled();
+            log.info("Python 条码识别服务已就绪");
+        } catch (RuntimeException ex) {
+            if (properties.isFailOnError()) {
+                // 让应用启动失败，遵循严格模式
+                throw ex;
+            }
+            // 宽松模式：记录错误并允许应用继续启动
+            log.error("Python 条码识别服务启动失败：{}。已忽略错误并继续启动后端（python.barcode.fail-on-error=false）", ex.getMessage());
+        }
     }
 
     @PreDestroy

backend/src/main/java/com/example/demo/barcode/PythonBarcodeProcessManager.java

@@ -1,5 +1,7 @@
 package com.example.demo.barcode;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.http.client.SimpleClientHttpRequestFactory;
 import org.springframework.stereotype.Component;
 import org.springframework.util.StringUtils;
@@ -19,6 +21,7 @@ public class PythonBarcodeProcessManager {
     private final PythonBarcodeProperties properties;
     private final RestTemplate restTemplate;
     private Process process;
+    private static final Logger log = LoggerFactory.getLogger(PythonBarcodeProcessManager.class);
 
     public PythonBarcodeProcessManager(PythonBarcodeProperties properties) {
         this.properties = properties;
@@ -54,6 +57,13 @@ public class PythonBarcodeProcessManager {
             pb.redirectOutput(new File(properties.getLogFile()));
         }
 
+        if (log.isInfoEnabled()) {
+            log.info("启动 Python 服务: cmd={} cwd={} host={} port={} healthPath={} timeoutSec={}",
+                    String.join(" ", cmd),
+                    new File(properties.getWorkingDir()).getAbsolutePath(),
+                    properties.getHost(), properties.getPort(), properties.getHealthPath(), properties.getStartupTimeoutSec());
+        }
+
         try {
             process = pb.start();
         } catch (IOException e) {
@@ -94,13 +104,31 @@ public class PythonBarcodeProcessManager {
     }
 
     public boolean checkHealth() {
-        String url = String.format("http://%s:%d%s", properties.getHost(), properties.getPort(), properties.getHealthPath());
-        try {
-            restTemplate.getForObject(url, String.class);
-            return true;
-        } catch (RestClientException ex) {
-            return false;
+        List<String> hosts = new ArrayList<>();
+        String h = properties.getHost();
+        hosts.add(h);
+        // 常见误配置容错：服务绑定 0.0.0.0 / :: 时，探活应连回环地址
+        if ("0.0.0.0".equals(h) || "localhost".equalsIgnoreCase(h)) {
+            hosts.add("127.0.0.1");
         }
+        if ("::".equals(h) || "[::]".equals(h) || "::1".equals(h)) {
+            hosts.add("[::1]");
+        }
+        for (String host : hosts) {
+            String url = String.format("http://%s:%d%s", host, properties.getPort(), properties.getHealthPath());
+            try {
+                restTemplate.getForObject(url, String.class);
+                if (log.isDebugEnabled() && !host.equals(h)) {
+                    log.debug("健康检查通过（使用回退主机名）：{}", url);
+                }
+                return true;
+            } catch (RestClientException ex) {
+                if (log.isDebugEnabled()) {
+                    log.debug("健康检查失败: url={} err={}", url, ex.toString());
+                }
+            }
+        }
+        return false;
     }
 }
 

backend/src/main/java/com/example/demo/barcode/PythonBarcodeProperties.java

@@ -40,6 +40,12 @@ public class PythonBarcodeProperties {
     /** 上传大小限制（MB），用于 Java 侧预校验，需与 Python 端配置保持一致 */
     private int maxUploadMb = 8;
 
+    /**
+     * 当 Python 条码服务启动或健康检查失败时，是否让整个后端应用启动失败。
+     * 默认 false：仅记录错误并继续启动，从而不影响其他功能可用性。
+     */
+    private boolean failOnError = false;
+
     public boolean isEnabled() {
         return enabled;
     }
@@ -127,6 +133,14 @@ public class PythonBarcodeProperties {
     public void setMaxUploadMb(int maxUploadMb) {
         this.maxUploadMb = maxUploadMb;
     }
+
+    public boolean isFailOnError() {
+        return failOnError;
+    }
+
+    public void setFailOnError(boolean failOnError) {
+        this.failOnError = failOnError;
+    }
 }
 
 

backend/src/main/java/com/example/demo/product/dto/ProductDtos.java

@@ -57,7 +57,6 @@ public class ProductDtos {
         public String spec;
         public String origin;
         public Long categoryId;
-        public Long unitId;
         public String dedupeKey;
         public BigDecimal safeMin;
         public BigDecimal safeMax;

backend/src/main/resources/application.properties

@@ -7,11 +7,11 @@ spring.application.name=demo
 # 正确的配置
 # 格式为: jdbc:mysql://<主机名>:<端口号>/<数据库名>?参数
 # 默认附带 MySQL 8 推荐参数，避免握手/时区/编码问题
-spring.datasource.url=${DB_URL:jdbc:mysql://mysql.tonaspace.com:3306/partsinquiry?useSSL=false&allowPublicKeyRetrieval=true&serverTimezone=Asia/Shanghai&useUnicode=true&characterEncoding=utf8mb4&connectionCollation=utf8mb4_0900_ai_ci}
+spring.datasource.url=${DB_URL}
 
 # 用户名和密码直接写值
-spring.datasource.username=${DB_USER:root}
-spring.datasource.password=${DB_PASSWORD:TONA1234}
+spring.datasource.username=${DB_USER}
+spring.datasource.password=${DB_PASSWORD}
 
 # JPA 基本配置
 spring.jpa.hibernate.ddl-auto=none
@@ -106,3 +106,4 @@ python.barcode.health-path=${PY_BARCODE_HEALTH:/openapi.json}
 python.barcode.startup-timeout-sec=${PY_BARCODE_TIMEOUT:20}
 python.barcode.log-file=${PY_BARCODE_LOG:}
 python.barcode.max-upload-mb=${PY_BARCODE_MAX_UPLOAD_MB:8}
+python.barcode.fail-on-error=${PY_BARCODE_FAIL_ON_ERROR:false}