feat(backup): 添加远端备份功能并优化备份管理

backend/config/remote-backup-configs.json

@@ -0,0 +1,11 @@
+{
+  "targets": [],
+  "globalSettings": {
+    "enabled": false,
+    "uploadAfterBackup": false,
+    "deleteLocalAfterUpload": false,
+    "retryCount": 3,
+    "retryDelay": 5000,
+    "timeout": 300000
+  }
+}

backend/models/Consumable.js

@@ -5,8 +5,7 @@ const Consumable = sequelize.define('Consumable', {
   consumableId: {
     type: DataTypes.STRING,
     primaryKey: true,
-    allowNull: false,
+    allowNull: false
-    unique: true
   },
   name: {
     type: DataTypes.STRING,

backend/models/ConsumableLogArchive.js

@@ -14,7 +14,6 @@ const ConsumableLogArchive = sequelize.define('ConsumableLogArchive', {
   archiveId: {
     type: DataTypes.STRING,
     allowNull: false,
-    unique: true,
     comment: '归档记录唯一标识'
   },
   consumableId: {

backend/models/ConsumableRecord.js

@@ -7,8 +7,7 @@ const ConsumableRecord = sequelize.define('ConsumableRecord', {
     type: DataTypes.UUID,
     primaryKey: true,
     defaultValue: DataTypes.UUIDV4,
-    allowNull: false,
+    allowNull: false
-    unique: true
   },
   consumableId: {
     type: DataTypes.STRING,

backend/package-lock.json

@@ -8,7 +8,8 @@
       "name": "idc-backend",
       "version": "1.0.0",
       "dependencies": {
-        "axios": "^1.13.4",
+        "axios": "^1.13.6",
+        "basic-ftp": "^5.0.3",
         "bcryptjs": "^3.0.3",
         "cors": "^2.8.5",
         "csv-parser": "^3.2.0",
@@ -21,11 +22,14 @@
         "joi": "^18.0.2",
         "jsonwebtoken": "^9.0.3",
         "multer": "^2.1.1",
-        "mysql2": "^3.16.0",
+        "mysql2": "^3.19.1",
         "node-cron": "^4.2.1",
-        "sequelize": "^6.32.1",
+        "sequelize": "^6.37.8",
-        "sqlite3": "^5.1.6",
+        "smb2": "^0.2.2",
+        "sqlite3": "^5.1.7",
+        "ssh2-sftp-client": "^9.1.0",
         "three": "^0.182.0",
+        "webdav": "^5.3.1",
         "winston": "^3.19.0",
         "winston-daily-rotate-file": "^5.0.0",
         "xlsx": "^0.18.5"
@@ -627,6 +631,15 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@buttercup/fetch": {
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/@buttercup/fetch/-/fetch-0.2.1.tgz",
+      "integrity": "sha512-sCgECOx8wiqY8NN1xN22BqqKzXYIG2AicNLlakOAI4f0WgyLVUbAigMf8CZhBtJxdudTcB1gD5lciqi44jwJvg==",
+      "license": "MIT",
+      "optionalDependencies": {
+        "node-fetch": "^3.3.0"
+      }
+    },
     "node_modules/@colors/colors": {
       "version": "1.6.0",
       "resolved": "https://registry.npmjs.org/@colors/colors/-/colors-1.6.0.tgz",
@@ -1850,6 +1863,7 @@
       "resolved": "https://registry.npmjs.org/@types/node/-/node-25.0.3.tgz",
       "integrity": "sha512-W609buLVRVmeW693xKfzHeIV6nJGGz98uCPfeXI1ELMLXVeKYZ9m15fAMSaUPBHYLGFsVRcMmSCksQOrZV9BYA==",
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "undici-types": "~7.16.0"
       }
@@ -2546,6 +2560,15 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/asn1": {
+      "version": "0.2.6",
+      "resolved": "https://registry.npmjs.org/asn1/-/asn1-0.2.6.tgz",
+      "integrity": "sha512-ix/FxPn0MDjeyJ7i/yoHGFt/EX6LyNbxSEhPPXODPL+KB0VPk86UYfL0lMdy+KCnv+fmvIzySwaK5COwqVbWTQ==",
+      "license": "MIT",
+      "dependencies": {
+        "safer-buffer": "~2.1.0"
+      }
+    },
     "node_modules/async": {
       "version": "3.2.6",
       "resolved": "https://registry.npmjs.org/async/-/async-3.2.6.tgz",
@@ -2594,13 +2617,13 @@
       }
     },
     "node_modules/axios": {
-      "version": "1.13.4",
+      "version": "1.13.6",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-1.13.4.tgz",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-1.13.6.tgz",
-      "integrity": "sha512-1wVkUaAO6WyaYtCkcYCOx12ZgpGf9Zif+qXa4n+oYzK558YryKqiL6UWwd5DqiH3VRW0GYhTZQ/vlgJrCoNQlg==",
+      "integrity": "sha512-ChTCHMouEe2kn713WHbQGcuYrr6fXTBiu460OTwWrWob16g1bXn4vtz07Ope7ewMozJAnEquLk5lWQWtBig9DQ==",
       "license": "MIT",
       "dependencies": {
-        "follow-redirects": "^1.15.6",
+        "follow-redirects": "^1.15.11",
-        "form-data": "^4.0.4",
+        "form-data": "^4.0.5",
         "proxy-from-env": "^1.1.0"
       }
     },
@@ -2707,7 +2730,12 @@
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       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
       "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
-      "devOptional": true,
+      "license": "MIT"
+    },
+    "node_modules/base-64": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/base-64/-/base-64-1.0.0.tgz",
+      "integrity": "sha512-kwDPIFCGx0NZHog36dj+tHiwP4QMzsZ3AgMViUBKI0+V5n4U0ufTCUMhnQ04diaRI8EX/QcPfql7zlhZ7j4zgg==",
       "license": "MIT"
     },
     "node_modules/base64-js": {
@@ -2740,6 +2768,24 @@
         "baseline-browser-mapping": "dist/cli.js"
       }
     },
+    "node_modules/basic-ftp": {
+      "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/basic-ftp/-/basic-ftp-5.2.0.tgz",
+      "integrity": "sha512-VoMINM2rqJwJgfdHq6RiUudKt2BV+FY5ZFezP/ypmwayk68+NzzAQy4XXLlqsGD4MCzq3DrmNFD/uUmBJuGoXw==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=10.0.0"
+      }
+    },
+    "node_modules/bcrypt-pbkdf": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz",
+      "integrity": "sha512-qeFIXtP4MSoi6NLqO12WfqARWWuCKi2Rn/9hJLEmtB5yTNr9DqFWkJRCf2qShWzPeAMRnOgCrq0sg/KLv5ES9w==",
+      "license": "BSD-3-Clause",
+      "dependencies": {
+        "tweetnacl": "^0.14.3"
+      }
+    },
     "node_modules/bcryptjs": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/bcryptjs/-/bcryptjs-3.0.3.tgz",
@@ -2923,6 +2969,15 @@
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       "license": "MIT"
     },
+    "node_modules/buildcheck": {
+      "version": "0.0.7",
+      "resolved": "https://registry.npmjs.org/buildcheck/-/buildcheck-0.0.7.tgz",
+      "integrity": "sha512-lHblz4ahamxpTmnsk+MNTRWsjYKv965MwOrSJyeD588rR3Jcu7swE+0wN5F+PbL5cjgu/9ObkhfzEPuofEMwLA==",
+      "optional": true,
+      "engines": {
+        "node": ">=10.0.0"
+      }
+    },
     "node_modules/busboy": {
       "version": "1.6.0",
       "resolved": "https://registry.npmjs.org/busboy/-/busboy-1.6.0.tgz",
@@ -2934,6 +2989,12 @@
         "node": ">=10.16.0"
       }
     },
+    "node_modules/byte-length": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/byte-length/-/byte-length-1.0.2.tgz",
+      "integrity": "sha512-ovBpjmsgd/teRmgcPh23d4gJvxDoXtAzEL9xTfMU8Yc2kqCDb7L9jAG0XHl1nzuGl+h3ebCIF1i62UFyA9V/2Q==",
+      "license": "MIT"
+    },
     "node_modules/bytes": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.2.tgz",
@@ -3125,6 +3186,15 @@
         "node": ">=10"
       }
     },
+    "node_modules/charenc": {
+      "version": "0.0.2",
+      "resolved": "https://registry.npmjs.org/charenc/-/charenc-0.0.2.tgz",
+      "integrity": "sha512-yrLQ/yVUFXkzg7EDQsPieE/53+0RlaWTs+wBrvW36cyilJ2SaDWfl4Yj7MtLTXleV9uEKefbAGUPv2/iWSooRA==",
+      "license": "BSD-3-Clause",
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/chokidar": {
       "version": "3.6.0",
       "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.6.0.tgz",
@@ -3433,6 +3503,20 @@
         "node": ">= 0.10"
       }
     },
+    "node_modules/cpu-features": {
+      "version": "0.0.10",
+      "resolved": "https://registry.npmjs.org/cpu-features/-/cpu-features-0.0.10.tgz",
+      "integrity": "sha512-9IkYqtX3YHPCzoVg1Py+o9057a3i0fp7S530UWokCSaFVTc7CwXPRiOjRjBQQ18ZCNafx78YfnG+HALxtVmOGA==",
+      "hasInstallScript": true,
+      "optional": true,
+      "dependencies": {
+        "buildcheck": "~0.0.6",
+        "nan": "^2.19.0"
+      },
+      "engines": {
+        "node": ">=10.0.0"
+      }
+    },
     "node_modules/crc-32": {
       "version": "1.2.2",
       "resolved": "https://registry.npmjs.org/crc-32/-/crc-32-1.2.2.tgz",
@@ -3460,6 +3544,15 @@
         "node": ">= 8"
       }
     },
+    "node_modules/crypt": {
+      "version": "0.0.2",
+      "resolved": "https://registry.npmjs.org/crypt/-/crypt-0.0.2.tgz",
+      "integrity": "sha512-mCxBlsHFYh9C+HVpiEacem8FEBnMXgU9gy4zmNC+SXAZNB/1idgp/aulFJ4FgCi7GPEVbfyng092GqL2k2rmow==",
+      "license": "BSD-3-Clause",
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/csv-parser": {
       "version": "3.2.0",
       "resolved": "https://registry.npmjs.org/csv-parser/-/csv-parser-3.2.0.tgz",
@@ -3478,6 +3571,15 @@
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       "license": "MIT"
     },
+    "node_modules/data-uri-to-buffer": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/data-uri-to-buffer/-/data-uri-to-buffer-4.0.1.tgz",
+      "integrity": "sha512-0R9ikRb668HB7QDxT1vkpuUBtqc53YyAwMwGeUFKRojY/NWKvdZ+9UYtRfGmhqNbRkTSVpMbmyhXipFFv2cb/A==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 12"
+      }
+    },
     "node_modules/data-view-buffer": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/data-view-buffer/-/data-view-buffer-1.0.2.tgz",
@@ -3841,6 +3943,18 @@
         "once": "^1.4.0"
       }
     },
+    "node_modules/entities": {
+      "version": "6.0.1",
+      "resolved": "https://registry.npmjs.org/entities/-/entities-6.0.1.tgz",
+      "integrity": "sha512-aN97NXWF6AWBTahfVOIrB/NShkzi5H7F9r1s9mD3cDj4Ko5f2qhhVoYMibXF7GlLveb/D2ioWay8lxI97Ven3g==",
+      "license": "BSD-2-Clause",
+      "engines": {
+        "node": ">=0.12"
+      },
+      "funding": {
+        "url": "https://github.com/fb55/entities?sponsor=1"
+      }
+    },
     "node_modules/env-paths": {
       "version": "2.2.1",
       "resolved": "https://registry.npmjs.org/env-paths/-/env-paths-2.2.1.tgz",
@@ -3855,8 +3969,7 @@
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-      "license": "MIT",
+      "license": "MIT"
-      "optional": true
     },
     "node_modules/error-ex": {
       "version": "1.3.4",
@@ -4620,6 +4733,40 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/fast-xml-builder": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/fast-xml-builder/-/fast-xml-builder-1.1.3.tgz",
+      "integrity": "sha512-1o60KoFw2+LWKQu3IdcfcFlGTW4dpqEWmjhYec6H82AYZU2TVBXep6tMl8Z1Y+wM+ZrzCwe3BZ9Vyd9N2rIvmg==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/NaturalIntelligence"
+        }
+      ],
+      "license": "MIT",
+      "dependencies": {
+        "path-expression-matcher": "^1.1.3"
+      }
+    },
+    "node_modules/fast-xml-parser": {
+      "version": "5.4.1",
+      "resolved": "https://registry.npmjs.org/fast-xml-parser/-/fast-xml-parser-5.4.1.tgz",
+      "integrity": "sha512-BQ30U1mKkvXQXXkAGcuyUA/GA26oEB7NzOtsxCDtyu62sjGw5QraKFhx2Em3WQNjPw9PG6MQ9yuIIgkSDfGu5A==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/NaturalIntelligence"
+        }
+      ],
+      "license": "MIT",
+      "dependencies": {
+        "fast-xml-builder": "^1.0.0",
+        "strnum": "^2.1.2"
+      },
+      "bin": {
+        "fxparser": "src/cli/cli.js"
+      }
+    },
     "node_modules/fb-watchman": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/fb-watchman/-/fb-watchman-2.0.2.tgz",
@@ -4636,6 +4783,29 @@
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       "license": "MIT"
     },
+    "node_modules/fetch-blob": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/fetch-blob/-/fetch-blob-3.2.0.tgz",
+      "integrity": "sha512-7yAQpD2UMJzLi1Dqv7qFYnPbaPx7ZfFK6PiIxQ4PfkGPyNyl2Ugx+a/umUonmKqjhM4DnfbMvdX6otXq83soQQ==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/jimmywarting"
+        },
+        {
+          "type": "paypal",
+          "url": "https://paypal.me/jimmywarting"
+        }
+      ],
+      "license": "MIT",
+      "dependencies": {
+        "node-domexception": "^1.0.0",
+        "web-streams-polyfill": "^3.0.3"
+      },
+      "engines": {
+        "node": "^12.20 || >= 14.13"
+      }
+    },
     "node_modules/file-entry-cache": {
       "version": "8.0.0",
       "resolved": "https://registry.npmjs.org/file-entry-cache/-/file-entry-cache-8.0.0.tgz",
@@ -4818,6 +4988,18 @@
         "node": ">= 6"
       }
     },
+    "node_modules/formdata-polyfill": {
+      "version": "4.0.10",
+      "resolved": "https://registry.npmjs.org/formdata-polyfill/-/formdata-polyfill-4.0.10.tgz",
+      "integrity": "sha512-buewHzMvYL29jdeQTVILecSaZKnt/RJWjoZCF5OW60Z67/GmSLBkOFM7qh1PI3zFNtJbaZL5eQu1vLfazOwj4g==",
+      "license": "MIT",
+      "dependencies": {
+        "fetch-blob": "^3.1.2"
+      },
+      "engines": {
+        "node": ">=12.20.0"
+      }
+    },
     "node_modules/formidable": {
       "version": "3.5.4",
       "resolved": "https://registry.npmjs.org/formidable/-/formidable-3.5.4.tgz",
@@ -5286,6 +5468,12 @@
         "hermes-estree": "0.25.1"
       }
     },
+    "node_modules/hot-patcher": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/hot-patcher/-/hot-patcher-2.0.1.tgz",
+      "integrity": "sha512-ECg1JFG0YzehicQaogenlcs2qg6WsXQsxtnbr1i696u5tLUjtJdQAh0u2g0Q5YV45f263Ta1GnUJsc8WIfJf4Q==",
+      "license": "MIT"
+    },
     "node_modules/html-escaper": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/html-escaper/-/html-escaper-2.0.2.tgz",
@@ -5700,6 +5888,12 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/is-buffer": {
+      "version": "1.1.6",
+      "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-1.1.6.tgz",
+      "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w==",
+      "license": "MIT"
+    },
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       "license": "MIT"
     },
+    "node_modules/layerr": {
+      "version": "3.0.0",
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+      "license": "MIT"
+    },
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@@ -7292,9 +7492,9 @@
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-      "version": "1.1.3",
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       "license": "MIT",
       "engines": {
         "bun": ">=1.0.0",
@@ -7369,6 +7569,17 @@
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       }
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+    "node_modules/md5": {
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/md5/-/md5-2.3.0.tgz",
+      "integrity": "sha512-T1GITYmFaKuO91vxyoQMFETst+O71VUPEU3ze5GNzDm0OWdP8v1ziTaAEPUr/3kLsY3Sftgz242A1SetQiDL7g==",
+      "license": "BSD-3-Clause",
+      "dependencies": {
+        "charenc": "0.0.2",
+        "crypt": "0.0.2",
+        "is-buffer": "~1.1.6"
+      }
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     "node_modules/media-typer": {
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@@ -7654,29 +7865,31 @@
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     "node_modules/mysql2": {
-      "version": "3.16.0",
+      "version": "3.19.1",
-      "resolved": "https://registry.npmjs.org/mysql2/-/mysql2-3.16.0.tgz",
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+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.2.tgz",
+      "integrity": "sha512-Jt0vHyM+jmUBqojB7E1NIYadt0vI0Qxjxd2TErW94wDz+E2LAm5vKMXXwg6ZZBTHPuUlDgQHKXvjGBdfcF1ZDQ==",
+      "license": "MIT",
+      "dependencies": {
+        "balanced-match": "^1.0.0"
+      }
+    },
+    "node_modules/webdav/node_modules/minimatch": {
+      "version": "9.0.9",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-9.0.9.tgz",
+      "integrity": "sha512-OBwBN9AL4dqmETlpS2zasx+vTeWclWzkblfZk7KTA5j3jeOONz/tRCnZomUyvNg83wL5Zv9Ss6HMJXAgL8R2Yg==",
+      "license": "ISC",
+      "dependencies": {
+        "brace-expansion": "^2.0.2"
+      },
+      "engines": {
+        "node": ">=16 || 14 >=14.17"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
     "node_modules/which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",

backend/package.json

@@ -14,7 +14,8 @@
     "format:check": "prettier --check \"**/*.js\""
   },
   "dependencies": {
-    "axios": "^1.13.4",
+    "axios": "^1.13.6",
+    "basic-ftp": "^5.0.3",
     "bcryptjs": "^3.0.3",
     "cors": "^2.8.5",
     "csv-parser": "^3.2.0",
@@ -27,11 +28,14 @@
     "joi": "^18.0.2",
     "jsonwebtoken": "^9.0.3",
     "multer": "^2.1.1",
-    "mysql2": "^3.16.0",
+    "mysql2": "^3.19.1",
     "node-cron": "^4.2.1",
-    "sequelize": "^6.32.1",
+    "sequelize": "^6.37.8",
-    "sqlite3": "^5.1.6",
+    "smb2": "^0.2.2",
+    "sqlite3": "^5.1.7",
+    "ssh2-sftp-client": "^9.1.0",
     "three": "^0.182.0",
+    "webdav": "^5.3.1",
     "winston": "^3.19.0",
     "winston-daily-rotate-file": "^5.0.0",
     "xlsx": "^0.18.5"

backend/routes/backup.js

@@ -22,6 +22,16 @@ const {
   updateAutoBackupSettings,
   executeBackupNow,
 } = require('../utils/autoBackupScheduler');
+const {
+  getAllTargets,
+  getTarget,
+  addTarget,
+  updateTarget,
+  deleteTarget,
+  getGlobalSettings,
+  updateGlobalSettings,
+} = require('../utils/remoteBackupConfig');
+const { testRemoteConnection, PROTOCOL_TYPES, PROTOCOL_LABELS } = require('../utils/remoteBackup');
 
 const tempDir = path.join(__dirname, '..', 'temp');
 if (!fs.existsSync(tempDir)) {
@@ -548,4 +558,300 @@ router.post('/auto/test-cron', (req, res) => {
   }
 });
 
+// ==================== 远端备份配置路由 ====================
+
+// 获取所有远端备份目标
+router.get('/remote/targets', (req, res) => {
+  try {
+    const targets = getAllTargets();
+    res.json({
+      success: true,
+      data: { targets },
+    });
+  } catch (error) {
+    console.error('获取远端备份目标失败:', error);
+    res.status(500).json({
+      success: false,
+      message: '获取远端备份目标失败',
+      error: error.message,
+    });
+  }
+});
+
+// 获取单个远端备份目标
+router.get('/remote/targets/:id', (req, res) => {
+  try {
+    const target = getTarget(req.params.id);
+    
+    if (!target) {
+      return res.status(404).json({
+        success: false,
+        message: '目标不存在',
+      });
+    }
+    
+    res.json({
+      success: true,
+      data: { target },
+    });
+  } catch (error) {
+    console.error('获取远端备份目标失败:', error);
+    res.status(500).json({
+      success: false,
+      message: '获取远端备份目标失败',
+      error: error.message,
+    });
+  }
+});
+
+// 添加远端备份目标
+router.post('/remote/targets', (req, res) => {
+  try {
+    const targetData = req.body;
+    
+    if (!targetData.name || !targetData.protocol) {
+      return res.status(400).json({
+        success: false,
+        message: '请提供目标名称和协议类型',
+      });
+    }
+    
+    const target = addTarget(targetData);
+    
+    res.status(201).json({
+      success: true,
+      message: '远端备份目标已添加',
+      data: { target },
+    });
+  } catch (error) {
+    console.error('添加远端备份目标失败:', error);
+    res.status(500).json({
+      success: false,
+      message: '添加远端备份目标失败',
+      error: error.message,
+    });
+  }
+});
+
+// 更新远端备份目标
+router.put('/remote/targets/:id', (req, res) => {
+  try {
+    const updates = req.body;
+    const target = updateTarget(req.params.id, updates);
+    
+    res.json({
+      success: true,
+      message: '远端备份目标已更新',
+      data: { target },
+    });
+  } catch (error) {
+    console.error('更新远端备份目标失败:', error);
+    res.status(500).json({
+      success: false,
+      message: '更新远端备份目标失败',
+      error: error.message,
+    });
+  }
+});
+
+// 删除远端备份目标
+router.delete('/remote/targets/:id', (req, res) => {
+  try {
+    const deleted = deleteTarget(req.params.id);
+    
+    if (!deleted) {
+      return res.status(404).json({
+        success: false,
+        message: '目标不存在',
+      });
+    }
+    
+    res.json({
+      success: true,
+      message: '远端备份目标已删除',
+    });
+  } catch (error) {
+    console.error('删除远端备份目标失败:', error);
+    res.status(500).json({
+      success: false,
+      message: '删除远端备份目标失败',
+      error: error.message,
+    });
+  }
+});
+
+// 测试远端连接
+router.post('/remote/targets/:id/test', async (req, res) => {
+  try {
+    const target = getTarget(req.params.id);
+    
+    if (!target) {
+      return res.status(404).json({
+        success: false,
+        message: '目标不存在',
+      });
+    }
+    
+    const result = await testRemoteConnection(target);
+    
+    if (result.success) {
+      res.json({
+        success: true,
+        message: '连接测试成功',
+        data: result,
+      });
+    } else {
+      res.status(500).json({
+        success: false,
+        message: result.message,
+        error: result.error,
+      });
+    }
+  } catch (error) {
+    console.error('测试远端连接失败:', error);
+    res.status(500).json({
+      success: false,
+      message: '测试远端连接失败',
+      error: error.message,
+    });
+  }
+});
+
+// 获取远端备份全局设置
+router.get('/remote/settings', (req, res) => {
+  try {
+    const settings = getGlobalSettings();
+    res.json({
+      success: true,
+      data: { settings },
+    });
+  } catch (error) {
+    console.error('获取远端备份设置失败:', error);
+    res.status(500).json({
+      success: false,
+      message: '获取远端备份设置失败',
+      error: error.message,
+    });
+  }
+});
+
+// 更新远端备份全局设置
+router.put('/remote/settings', (req, res) => {
+  try {
+    const settings = updateGlobalSettings(req.body);
+    res.json({
+      success: true,
+      message: '远端备份设置已更新',
+      data: { settings },
+    });
+  } catch (error) {
+    console.error('更新远端备份设置失败:', error);
+    res.status(500).json({
+      success: false,
+      message: '更新远端备份设置失败',
+      error: error.message,
+    });
+  }
+});
+
+// 获取支持的协议列表
+router.get('/remote/protocols', (req, res) => {
+  try {
+    const protocols = Object.entries(PROTOCOL_TYPES).map(([key, value]) => ({
+      key,
+      value,
+      label: PROTOCOL_LABELS[value],
+    }));
+    
+    res.json({
+      success: true,
+      data: { protocols },
+    });
+  } catch (error) {
+    console.error('获取协议列表失败:', error);
+    res.status(500).json({
+      success: false,
+      message: '获取协议列表失败',
+      error: error.message,
+    });
+  }
+});
+
+// 手动上传备份到远端
+router.post('/remote/upload', async (req, res) => {
+  try {
+    const { filename, targetIds } = req.body;
+    
+    if (!filename) {
+      return res.status(400).json({
+        success: false,
+        message: '请提供备份文件名',
+      });
+    }
+    
+    const backupPath = getBackupPath();
+    const filePath = path.join(backupPath, filename);
+    
+    if (!fs.existsSync(filePath)) {
+      return res.status(404).json({
+        success: false,
+        message: '备份文件不存在',
+      });
+    }
+    
+    const { uploadToRemote } = require('../utils/remoteBackup');
+    const { getTarget } = require('../utils/remoteBackupConfig');
+    
+    const targets = targetIds 
+      ? targetIds.map(id => getTarget(id)).filter(Boolean)
+      : getEnabledTargets();
+    
+    if (targets.length === 0) {
+      return res.status(400).json({
+        success: false,
+        message: '没有可用的远端目标',
+      });
+    }
+    
+    const uploadResults = [];
+    
+    for (const target of targets) {
+      try {
+        const remotePath = `${target.prefix || 'backups/'}${filename}`;
+        const result = await uploadToRemote(target, filePath, remotePath);
+        
+        uploadResults.push({
+          targetId: target.id,
+          targetName: target.name,
+          success: true,
+          ...result,
+        });
+      } catch (error) {
+        uploadResults.push({
+          targetId: target.id,
+          targetName: target.name,
+          success: false,
+          error: error.message,
+        });
+      }
+    }
+    
+    res.json({
+      success: true,
+      message: '上传完成',
+      data: { 
+        filename,
+        results: uploadResults,
+      },
+    });
+  } catch (error) {
+    console.error('手动上传备份失败:', error);
+    res.status(500).json({
+      success: false,
+      message: '手动上传备份失败',
+      error: error.message,
+    });
+  }
+});
+
 module.exports = router;

backend/server.js

@@ -56,7 +56,7 @@ async function syncConsumableModels() {
   const ConsumableLogArchive = require('./models/ConsumableLogArchive');
 
   await Promise.all([
-    Consumable.sync({ alter: true }),
+    Consumable.sync(), // 暂时禁用 alter 模式
     ConsumableLog.sync(),
     ConsumableCategory.sync(),
     ConsumableRecord.sync(),

backend/utils/autoBackupScheduler.js

@@ -7,6 +7,8 @@ const cron = require('node-cron');
 const path = require('path');
 const fs = require('fs');
 const { createBackup, createIncrementalBackup, getBackupPath } = require('./backup');
+const { uploadToRemote } = require('./remoteBackup');
+const { getEnabledTargets, getGlobalSettings } = require('./remoteBackupConfig');
 
 // 全局调度器存储
 const schedulers = new Map();
@@ -108,6 +110,10 @@ function createAutoBackupTask(settings) {
       if (result) {
         console.log('自动备份完成:', result.filename);
         console.log(`备份类型：${result.isIncremental ? '增量备份' : '全量备份'}`);
+        
+        // 上传到远端
+        await uploadToRemoteTargets(result.path, result.filename);
+        
         console.log('========================\n');
       } else {
         console.log('无数据变化，跳过备份');
@@ -234,6 +240,69 @@ function updateAutoBackupSettings(newSettings) {
   return false;
 }
 
+/**
+ * 上传备份到所有启用的远端目标
+ */
+async function uploadToRemoteTargets(localFilePath, filename) {
+  const globalSettings = getGlobalSettings();
+  
+  if (!globalSettings.enabled || !globalSettings.uploadAfterBackup) {
+    console.log('远端备份已禁用');
+    return [];
+  }
+  
+  const enabledTargets = getEnabledTargets();
+  
+  if (enabledTargets.length === 0) {
+    console.log('没有启用的远端备份目标');
+    return [];
+  }
+  
+  const uploadResults = [];
+  
+  for (const target of enabledTargets) {
+    try {
+      console.log(`开始上传到目标：${target.name} (${target.protocol})`);
+      
+      const remotePath = `${target.prefix || 'backups/'}${filename}`;
+      
+      const result = await uploadToRemote(target, localFilePath, remotePath);
+      
+      uploadResults.push({
+        targetId: target.id,
+        targetName: target.name,
+        protocol: target.protocol,
+        success: true,
+        ...result,
+      });
+      
+      console.log(`上传到 ${target.name} 成功`);
+    } catch (error) {
+      console.error(`上传到 ${target.name} 失败:`, error.message);
+      uploadResults.push({
+        targetId: target.id,
+        targetName: target.name,
+        protocol: target.protocol,
+        success: false,
+        error: error.message,
+      });
+    }
+  }
+  
+  // 检查是否需要删除本地文件
+  const settings = getGlobalSettings();
+  if (settings.deleteLocalAfterUpload && uploadResults.every(r => r.success)) {
+    try {
+      fs.unlinkSync(localFilePath);
+      console.log('本地备份文件已删除');
+    } catch (error) {
+      console.error('删除本地备份文件失败:', error.message);
+    }
+  }
+  
+  return uploadResults;
+}
+
 /**
  * 立即执行一次备份
  */
@@ -251,8 +320,16 @@ async function executeBackupNow(options = {}) {
     });
 
     console.log('手动备份完成:', result.filename);
+    
+    // 上传到远端
+    const uploadResults = await uploadToRemoteTargets(result.path, result.filename);
+    
     console.log('====================\n');
-    return { success: true, result };
+    return { 
+      success: true, 
+      result,
+      remoteUploads: uploadResults,
+    };
   } catch (error) {
     console.error('手动备份失败:', error);
     console.error('====================\n');

backend/utils/remoteBackup.js

@@ -0,0 +1,300 @@
+/**
+ * 远端备份上传工具模块
+ * 支持 FTP、SFTP、WebDAV、SMB 等协议
+ */
+
+const fs = require('fs');
+const path = require('path');
+const axios = require('axios');
+
+// 协议类型枚举
+const PROTOCOL_TYPES = {
+  FTP: 'ftp',
+  SFTP: 'sftp',
+  WEBDAV: 'webdav',
+  SMB: 'smb',
+};
+
+// 协议显示名称映射
+const PROTOCOL_LABELS = {
+  [PROTOCOL_TYPES.FTP]: 'FTP',
+  [PROTOCOL_TYPES.SFTP]: 'SFTP (SSH 文件传输)',
+  [PROTOCOL_TYPES.WEBDAV]: 'WebDAV',
+  [PROTOCOL_TYPES.SMB]: 'SMB/CIFS 网络共享',
+};
+
+/**
+ * FTP 上传实现
+ */
+async function uploadViaFTP(config, localFilePath, remotePath) {
+  const { Client } = require('basic-ftp');
+  
+  const client = new Client();
+  
+  try {
+    await client.access({
+      host: config.host,
+      port: config.port || 21,
+      user: config.username,
+      password: config.password,
+      secure: config.secure || false,
+      secureOptions: {
+        rejectUnauthorized: config.rejectUnauthorized !== false,
+      },
+    });
+    
+    await client.cd(config.rootPath || '/');
+    
+    const dirPath = path.dirname(remotePath);
+    if (dirPath !== '.') {
+      await ensureRemoteDir(client, dirPath, 'ftp');
+    }
+    
+    await client.uploadFrom(localFilePath, path.basename(remotePath));
+    
+    return {
+      success: true,
+      message: `FTP 上传成功：${remotePath}`,
+    };
+  } catch (error) {
+    throw new Error(`FTP 上传失败：${error.message}`);
+  } finally {
+    client.close();
+  }
+}
+
+/**
+ * SFTP 上传实现
+ */
+async function uploadViaSFTP(config, localFilePath, remotePath) {
+  const Client = require('ssh2-sftp-client');
+  const client = new Client();
+  
+  try {
+    await client.connect({
+      host: config.host,
+      port: config.port || 22,
+      username: config.username,
+      password: config.password,
+      privateKey: config.privateKey ? fs.readFileSync(config.privateKey) : undefined,
+      passphrase: config.passphrase,
+      readyTimeout: config.timeout || 10000,
+    });
+    
+    const dirPath = path.dirname(remotePath);
+    if (dirPath !== '.') {
+      await ensureRemoteDir(client, dirPath, 'sftp');
+    }
+    
+    await client.put(fs.createReadStream(localFilePath), remotePath);
+    
+    return {
+      success: true,
+      message: `SFTP 上传成功：${remotePath}`,
+    };
+  } catch (error) {
+    throw new Error(`SFTP 上传失败：${error.message}`);
+  } finally {
+    await client.end();
+  }
+}
+
+/**
+ * WebDAV 上传实现
+ */
+async function uploadViaWebDAV(config, localFilePath, remotePath) {
+  const { createClient } = require('webdav');
+  
+  const client = createClient(config.url, {
+    username: config.username,
+    password: config.password,
+    authType: config.authType || 'password',
+    headers: {
+      'User-Agent': 'IDC-Backup-Client/1.0',
+    },
+  });
+  
+  try {
+    const dirPath = path.dirname(remotePath);
+    if (dirPath !== '/') {
+      await ensureRemoteDir(client, dirPath, 'webdav');
+    }
+    
+    const fileContent = fs.readFileSync(localFilePath);
+    await client.putFileContents(remotePath, fileContent, {
+      overwrite: true,
+    });
+    
+    return {
+      success: true,
+      message: `WebDAV 上传成功：${remotePath}`,
+    };
+  } catch (error) {
+    throw new Error(`WebDAV 上传失败：${error.message}`);
+  }
+}
+
+/**
+ * SMB/CIFS 网络共享上传实现
+ */
+async function uploadViaSMB(config, localFilePath, remotePath) {
+  const smb = require('smb2');
+  
+  const client = new smb({
+    share: `\\\\${config.host}\\${config.share}`,
+    domain: config.domain || '',
+    username: config.username,
+    password: config.password,
+  });
+  
+  try {
+    const dirPath = path.dirname(remotePath);
+    if (dirPath !== '.') {
+      await ensureRemoteDir(client, dirPath, 'smb');
+    }
+    
+    await client.writeFile(remotePath, fs.readFileSync(localFilePath));
+    
+    return {
+      success: true,
+      message: `SMB 上传成功：${remotePath}`,
+    };
+  } catch (error) {
+    throw new Error(`SMB 上传失败：${error.message}`);
+  }
+}
+
+/**
+ * 确保远程目录存在
+ */
+async function ensureRemoteDir(client, dirPath, protocol) {
+  try {
+    if (protocol === 'ftp') {
+      const dirs = dirPath.split('/').filter(d => d);
+      for (const dir of dirs) {
+        try {
+          await client.cd(dir);
+        } catch {
+          await client.mkdir(dir);
+          await client.cd(dir);
+        }
+      }
+    } else if (protocol === 'sftp') {
+      await client.mkdir(dirPath, true);
+    } else if (protocol === 'webdav') {
+      const parts = dirPath.split('/').filter(p => p);
+      let currentPath = '';
+      for (const part of parts) {
+        currentPath += '/' + part;
+        try {
+          await client.createDirectory(currentPath);
+        } catch (error) {
+          if (!error.status || error.status !== 405) {
+            throw error;
+          }
+        }
+      }
+    } else if (protocol === 'smb') {
+      const parts = dirPath.split(path.sep).filter(p => p);
+      let currentPath = '';
+      for (const part of parts) {
+        currentPath += part + path.sep;
+        try {
+          await client.exists(currentPath);
+        } catch {
+          await client.mkdir(currentPath);
+        }
+      }
+    }
+  } catch (error) {
+    console.warn(`创建远程目录失败 [${protocol}]:`, error.message);
+  }
+}
+
+/**
+ * 主上传函数 - 根据配置选择对应协议
+ */
+async function uploadToRemote(config, localFilePath, remotePath) {
+  console.log(`开始上传到远端 [${config.protocol}]: ${remotePath}`);
+  
+  const startTime = Date.now();
+  
+  let result;
+  
+  switch (config.protocol) {
+    case PROTOCOL_TYPES.FTP:
+      result = await uploadViaFTP(config, localFilePath, remotePath);
+      break;
+    case PROTOCOL_TYPES.SFTP:
+      result = await uploadViaSFTP(config, localFilePath, remotePath);
+      break;
+    case PROTOCOL_TYPES.WEBDAV:
+      result = await uploadViaWebDAV(config, localFilePath, remotePath);
+      break;
+    case PROTOCOL_TYPES.SMB:
+      result = await uploadViaSMB(config, localFilePath, remotePath);
+      break;
+    default:
+      throw new Error(`不支持的协议类型：${config.protocol}`);
+  }
+  
+  const duration = Date.now() - startTime;
+  const fileSize = fs.statSync(localFilePath).size;
+  
+  console.log(`远端上传完成 [${config.protocol}] - 耗时：${duration}ms, 文件大小：${(fileSize / 1024).toFixed(2)}KB`);
+  
+  return {
+    ...result,
+    protocol: config.protocol,
+    protocolLabel: PROTOCOL_LABELS[config.protocol],
+    duration,
+    fileSize,
+    uploadedAt: new Date().toISOString(),
+  };
+}
+
+/**
+ * 测试远端连接
+ */
+async function testRemoteConnection(config) {
+  console.log(`测试远端连接 [${config.protocol}]...`);
+  
+  try {
+    const testContent = `IDC Backup Connection Test - ${new Date().toISOString()}`;
+    const testFile = path.join(require('os').tmpdir(), `backup-test-${Date.now()}.txt`);
+    fs.writeFileSync(testFile, testContent);
+    
+    const testRemotePath = `test/backup-connection-test-${Date.now()}.txt`;
+    
+    const result = await uploadToRemote(config, testFile, testRemotePath);
+    
+    try {
+      fs.unlinkSync(testFile);
+    } catch (e) {
+      console.warn('删除测试文件失败:', e.message);
+    }
+    
+    return {
+      success: true,
+      message: '连接测试成功',
+      details: result,
+    };
+  } catch (error) {
+    return {
+      success: false,
+      message: `连接测试失败：${error.message}`,
+      error: error.message,
+    };
+  }
+}
+
+module.exports = {
+  PROTOCOL_TYPES,
+  PROTOCOL_LABELS,
+  uploadToRemote,
+  testRemoteConnection,
+  uploadViaFTP,
+  uploadViaSFTP,
+  uploadViaWebDAV,
+  uploadViaSMB,
+};

backend/utils/remoteBackupConfig.js

@@ -0,0 +1,297 @@
+/**
+ * 远端备份配置管理模块
+ * 管理多个远端备份目标的配置
+ */
+
+const fs = require('fs');
+const path = require('path');
+const crypto = require('crypto');
+const { PROTOCOL_TYPES } = require('./remoteBackup');
+
+// 配置文件路径
+const CONFIG_FILE = path.join(__dirname, '..', 'config', 'remote-backup-configs.json');
+
+// 默认配置
+const DEFAULT_CONFIG = {
+  targets: [],
+  globalSettings: {
+    enabled: false,
+    uploadAfterBackup: true,
+    deleteLocalAfterUpload: false,
+    retryCount: 3,
+    retryDelay: 5000,
+    timeout: 300000,
+  },
+};
+
+/**
+ * 加密敏感信息
+ */
+function encrypt(text) {
+  if (!text) return '';
+  const algorithm = 'aes-256-cbc';
+  const key = crypto.scryptSync(process.env.JWT_SECRET || 'default-secret', 'salt', 32);
+  const iv = crypto.randomBytes(16);
+  const cipher = crypto.createCipheriv(algorithm, key, iv);
+  let encrypted = cipher.update(text, 'utf8', 'hex');
+  encrypted += cipher.final('hex');
+  return iv.toString('hex') + ':' + encrypted;
+}
+
+/**
+ * 解密敏感信息
+ */
+function decrypt(text) {
+  if (!text) return '';
+  try {
+    const algorithm = 'aes-256-cbc';
+    const key = crypto.scryptSync(process.env.JWT_SECRET || 'default-secret', 'salt', 32);
+    const parts = text.split(':');
+    const iv = Buffer.from(parts[0], 'hex');
+    const encrypted = parts[1];
+    const decipher = crypto.createDecipheriv(algorithm, key, iv);
+    let decrypted = decipher.update(encrypted, 'hex', 'utf8');
+    decrypted += decipher.final('utf8');
+    return decrypted;
+  } catch (error) {
+    console.error('解密失败:', error.message);
+    return text;
+  }
+}
+
+/**
+ * 加载配置
+ */
+function loadConfig() {
+  try {
+    if (fs.existsSync(CONFIG_FILE)) {
+      const content = fs.readFileSync(CONFIG_FILE, 'utf8');
+      const config = JSON.parse(content);
+      return { ...DEFAULT_CONFIG, ...config };
+    }
+  } catch (error) {
+    console.error('加载远端备份配置失败:', error);
+  }
+  return { ...DEFAULT_CONFIG };
+}
+
+/**
+ * 保存配置
+ */
+function saveConfig(config) {
+  try {
+    const configDir = path.dirname(CONFIG_FILE);
+    if (!fs.existsSync(configDir)) {
+      fs.mkdirSync(configDir, { recursive: true });
+    }
+    fs.writeFileSync(CONFIG_FILE, JSON.stringify(config, null, 2), 'utf8');
+    return true;
+  } catch (error) {
+    console.error('保存远端备份配置失败:', error);
+    return false;
+  }
+}
+
+/**
+ * 获取所有远端备份目标（隐藏敏感信息）
+ */
+function getAllTargets() {
+  const config = loadConfig();
+  return config.targets.map(target => ({
+    ...target,
+    password: target.password ? '********' : undefined,
+    accessKeySecret: target.accessKeySecret ? '********' : undefined,
+    secretKey: target.secretKey ? '********' : undefined,
+    privateKey: target.privateKey ? '********' : undefined,
+    passphrase: target.passphrase ? '********' : undefined,
+  }));
+}
+
+/**
+ * 获取单个目标（包含解密后的敏感信息）
+ */
+function getTarget(id) {
+  const config = loadConfig();
+  const target = config.targets.find(t => t.id === id);
+  
+  if (!target) {
+    return null;
+  }
+  
+  return {
+    ...target,
+    password: target.password ? decrypt(target.password) : undefined,
+    accessKeySecret: target.accessKeySecret ? decrypt(target.accessKeySecret) : undefined,
+    secretKey: target.secretKey ? decrypt(target.secretKey) : undefined,
+    privateKey: target.privateKey ? decrypt(target.privateKey) : undefined,
+    passphrase: target.passphrase ? decrypt(target.passphrase) : undefined,
+  };
+}
+
+/**
+ * 添加远端备份目标
+ */
+function addTarget(targetData) {
+  const config = loadConfig();
+  
+  const newTarget = {
+    id: `target_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`,
+    name: targetData.name,
+    protocol: targetData.protocol,
+    enabled: targetData.enabled !== false,
+    createdAt: new Date().toISOString(),
+    updatedAt: new Date().toISOString(),
+  };
+  
+  switch (targetData.protocol) {
+    case PROTOCOL_TYPES.FTP:
+    case PROTOCOL_TYPES.SFTP:
+      Object.assign(newTarget, {
+        host: targetData.host,
+        port: targetData.port,
+        username: targetData.username,
+        password: targetData.password ? encrypt(targetData.password) : undefined,
+        rootPath: targetData.rootPath || '/',
+        secure: targetData.secure,
+      });
+      break;
+      
+    case PROTOCOL_TYPES.WEBDAV:
+      Object.assign(newTarget, {
+        url: targetData.url,
+        username: targetData.username,
+        password: targetData.password ? encrypt(targetData.password) : undefined,
+        authType: targetData.authType || 'password',
+        rootPath: targetData.rootPath || '/',
+      });
+      break;
+      
+    case PROTOCOL_TYPES.SMB:
+      Object.assign(newTarget, {
+        host: targetData.host,
+        share: targetData.share,
+        domain: targetData.domain,
+        username: targetData.username,
+        password: targetData.password ? encrypt(targetData.password) : undefined,
+        rootPath: targetData.rootPath || '/',
+      });
+      break;
+      
+    default:
+      throw new Error(`不支持的协议类型：${targetData.protocol}`);
+  }
+  
+  config.targets.push(newTarget);
+  
+  if (saveConfig(config)) {
+    return newTarget;
+  }
+  
+  throw new Error('保存配置失败');
+}
+
+/**
+ * 更新远端备份目标
+ */
+function updateTarget(id, updates) {
+  const config = loadConfig();
+  const targetIndex = config.targets.findIndex(t => t.id === id);
+  
+  if (targetIndex === -1) {
+    throw new Error('目标不存在');
+  }
+  
+  const existingTarget = config.targets[targetIndex];
+  const updatedTarget = { ...existingTarget, ...updates, updatedAt: new Date().toISOString() };
+  
+  if (updates.password) {
+    updatedTarget.password = encrypt(updates.password);
+  }
+  if (updates.accessKeySecret) {
+    updatedTarget.accessKeySecret = encrypt(updates.accessKeySecret);
+  }
+  if (updates.secretKey) {
+    updatedTarget.secretKey = encrypt(updates.secretKey);
+  }
+  if (updates.privateKey) {
+    updatedTarget.privateKey = encrypt(updates.privateKey);
+  }
+  if (updates.passphrase) {
+    updatedTarget.passphrase = encrypt(updates.passphrase);
+  }
+  
+  config.targets[targetIndex] = updatedTarget;
+  
+  if (saveConfig(config)) {
+    return updatedTarget;
+  }
+  
+  throw new Error('保存配置失败');
+}
+
+/**
+ * 删除远端备份目标
+ */
+function deleteTarget(id) {
+  const config = loadConfig();
+  const initialLength = config.targets.length;
+  
+  config.targets = config.targets.filter(t => t.id !== id);
+  
+  if (config.targets.length < initialLength) {
+    if (saveConfig(config)) {
+      return true;
+    }
+    throw new Error('保存配置失败');
+  }
+  
+  return false;
+}
+
+/**
+ * 获取全局设置
+ */
+function getGlobalSettings() {
+  const config = loadConfig();
+  return config.globalSettings;
+}
+
+/**
+ * 更新全局设置
+ */
+function updateGlobalSettings(settings) {
+  const config = loadConfig();
+  config.globalSettings = { ...config.globalSettings, ...settings };
+  
+  if (saveConfig(config)) {
+    return config.globalSettings;
+  }
+  
+  throw new Error('保存配置失败');
+}
+
+/**
+ * 获取启用的目标列表
+ */
+function getEnabledTargets() {
+  const config = loadConfig();
+  if (!config.globalSettings.enabled) {
+    return [];
+  }
+  return config.targets.filter(t => t.enabled);
+}
+
+module.exports = {
+  loadConfig,
+  saveConfig,
+  getAllTargets,
+  getTarget,
+  addTarget,
+  updateTarget,
+  deleteTarget,
+  getGlobalSettings,
+  updateGlobalSettings,
+  getEnabledTargets,
+  encrypt,
+  decrypt,
+};

frontend/package-lock.json

@@ -12,7 +12,7 @@
         "@react-three/drei": "^9.122.0",
         "@react-three/fiber": "^8.18.0",
         "antd": "^5.8.6",
-        "axios": "^1.5.0",
+        "axios": "^1.13.6",
         "dayjs": "^1.11.19",
         "framer-motion": "^12.34.0",
         "papaparse": "^5.5.3",
@@ -21,7 +21,7 @@
         "react-router-dom": "^6.15.0",
         "styled-components": "^6.3.9",
         "swr": "^2.4.0",
-        "three": "^0.160.1",
+        "three": "^0.183.2",
         "xlsx": "^0.18.5"
       },
       "devDependencies": {
@@ -3016,13 +3016,13 @@
       }
     },
     "node_modules/axios": {
-      "version": "1.13.2",
+      "version": "1.13.6",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-1.13.2.tgz",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-1.13.6.tgz",
-      "integrity": "sha512-VPk9ebNqPcy5lRGuSlKx752IlDatOjT9paPlm8A7yOuW2Fbvp4X3JznJtT4f0GzGLLiWE9W8onz51SqLYwzGaA==",
+      "integrity": "sha512-ChTCHMouEe2kn713WHbQGcuYrr6fXTBiu460OTwWrWob16g1bXn4vtz07Ope7ewMozJAnEquLk5lWQWtBig9DQ==",
       "license": "MIT",
       "dependencies": {
-        "follow-redirects": "^1.15.6",
+        "follow-redirects": "^1.15.11",
-        "form-data": "^4.0.4",
+        "form-data": "^4.0.5",
         "proxy-from-env": "^1.1.0"
       }
     },
@@ -7802,9 +7802,9 @@
       }
     },
     "node_modules/three": {
-      "version": "0.160.1",
+      "version": "0.183.2",
-      "resolved": "https://registry.npmjs.org/three/-/three-0.160.1.tgz",
+      "resolved": "https://registry.npmjs.org/three/-/three-0.183.2.tgz",
-      "integrity": "sha512-Bgl2wPJypDOZ1stAxwfWAcJ0WQf7QzlptsxkjYiURPz+n5k4RBDLsq+6f9Y75TYxn6aHLcWz+JNmwTOXWrQTBQ==",
+      "integrity": "sha512-di3BsL2FEQ1PA7Hcvn4fyJOlxRRgFYBpMTcyOgkwJIaDOdJMebEFPA+t98EvjuljDx4hNulAGwF6KIjtwI5jgQ==",
       "license": "MIT",
       "peer": true
     },

frontend/package.json

@@ -17,7 +17,7 @@
     "@react-three/drei": "^9.122.0",
     "@react-three/fiber": "^8.18.0",
     "antd": "^5.8.6",
-    "axios": "^1.5.0",
+    "axios": "^1.13.6",
     "dayjs": "^1.11.19",
     "framer-motion": "^12.34.0",
     "papaparse": "^5.5.3",
@@ -26,7 +26,7 @@
     "react-router-dom": "^6.15.0",
     "styled-components": "^6.3.9",
     "swr": "^2.4.0",
-    "three": "^0.160.1",
+    "three": "^0.183.2",
     "xlsx": "^0.18.5"
   },
   "devDependencies": {

frontend/src/App.jsx

@@ -79,6 +79,7 @@ const InventoryTaskExecution = lazy(() => import('./pages/InventoryTaskExecution
 const PendingDeviceManagement = lazy(() => import('./pages/PendingDeviceManagement'));
 const BackupManagement = lazy(() => import('./pages/BackupManagement'));
 const AutoBackupSettings = lazy(() => import('./pages/AutoBackupSettings'));
+const RemoteBackupSettings = lazy(() => import('./pages/RemoteBackupSettings'));
 const ErrorBoundaryTest = lazy(() => import('./pages/ErrorBoundaryTest'));
 
 const { Header, Content, Sider } = Layout;
@@ -595,6 +596,7 @@ const routeConfig = [
   { path: '/ports', component: PortManagement },
   { path: '/backup', component: BackupManagement },
   { path: '/auto-backup-settings', component: AutoBackupSettings },
+  { path: '/remote-backup-settings', component: RemoteBackupSettings },
   { path: '/error-boundary-test', component: ErrorBoundaryTest },
 ];
 

frontend/src/pages/BackupManagement.jsx

@@ -18,10 +18,12 @@ import {
   Statistic,
   Row,
   Col,
+  Dropdown,
 } from 'antd';
 import {
   CloudDownloadOutlined,
   CloudUploadOutlined,
+  CloudOutlined,
   DeleteOutlined,
   DownloadOutlined,
   UploadOutlined,
@@ -33,6 +35,11 @@ import {
   ExclamationCircleOutlined,
   InfoCircleOutlined,
   SettingOutlined,
+  MoreOutlined,
+  SafetyOutlined,
+  PlusOutlined,
+  ClearOutlined,
+  EyeOutlined,
 } from '@ant-design/icons';
 import api, { backupAPI } from '../api';
 import CloseButton from '../components/CloseButton';
@@ -70,6 +77,7 @@ const designTokens = {
     warning: {
       main: '#f59e0b',
       light: '#fbbf24',
+      gradient: 'linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%)',
     },
     danger: {
       main: '#ef4444',
@@ -86,6 +94,11 @@ const designTokens = {
       secondary: '#64748b',
       muted: '#94a3b8',
     },
+    border: {
+      light: '#e2e8f0',
+      medium: '#cbd5e1',
+      dark: '#94a3b8',
+    },
   },
   shadows: {
     sm: '0 1px 2px 0 rgba(0, 0, 0, 0.05)',
@@ -998,86 +1011,75 @@ const BackupManagement = () => {
     {
       title: <span style={{ fontWeight: 600, color: designTokens.colors.text.primary }}>操作</span>,
       key: 'action',
-      width: 320,
+      width: 280,
       render: (_, record) => (
-        <Space size="small">
+        <Space size={4}>
-          <Tooltip title="验证备份">
+          <Tooltip title="验证备份完整性">
             <Button
-              shape="circle"
+              size="small"
-              icon={<CheckCircleOutlined style={{ fontSize: 16 }} />}
+              icon={<SafetyOutlined />}
               onClick={() => handleValidate(record.filename)}
               style={{
-                border: 'none',
+                ...buttonStyles.success.base,
-                background: 'linear-gradient(135deg, #10b981 0%, #34d399 100%)',
+                padding: '4px 12px',
-                color: '#fff',
+                height: '32px',
-                boxShadow: '0 2px 8px rgba(16, 185, 129, 0.3)',
+                fontSize: '13px',
-                width: 36,
+                background: record.invalid ? designTokens.colors.text.muted : designTokens.colors.success.gradient,
-                height: 36,
-                display: 'flex',
-                alignItems: 'center',
-                justifyContent: 'center',
               }}
               disabled={record.invalid}
-            />
+            >
+              验证
+            </Button>
           </Tooltip>
-          <Tooltip title="下载备份">
+          <Tooltip title="下载备份文件">
             <Button
-              shape="circle"
+              size="small"
-              icon={<DownloadOutlined style={{ fontSize: 16 }} />}
+              icon={<DownloadOutlined />}
               onClick={() => handleDownload(record.filename)}
               style={{
-                border: 'none',
+                ...buttonStyles.secondary.base,
-                background: designTokens.colors.primary.gradient,
+                padding: '4px 12px',
-                color: '#fff',
+                height: '32px',
-                boxShadow: '0 2px 8px rgba(102, 126, 234, 0.3)',
+                fontSize: '13px',
-                width: 36,
-                height: 36,
-                display: 'flex',
-                alignItems: 'center',
-                justifyContent: 'center',
               }}
               disabled={record.invalid}
-            />
+            >
+              下载
+            </Button>
           </Tooltip>
-          <Tooltip title="恢复数据">
+          <Tooltip title="恢复备份数据">
             <Button
-              shape="circle"
+              size="small"
-              icon={<CloudUploadOutlined style={{ fontSize: 16 }} />}
+              icon={<CloudUploadOutlined />}
               onClick={() => showRestoreConfirm(record)}
               style={{
-                border: 'none',
+                ...buttonStyles.warning.base,
-                background: 'linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%)',
+                padding: '4px 12px',
-                color: '#fff',
+                height: '32px',
-                boxShadow: '0 2px 8px rgba(245, 158, 11, 0.3)',
+                fontSize: '13px',
-                width: 36,
+                background: record.invalid ? designTokens.colors.text.muted : designTokens.colors.warning.gradient,
-                height: 36,
-                display: 'flex',
-                alignItems: 'center',
-                justifyContent: 'center',
               }}
               disabled={record.invalid}
-            />
+            >
+              恢复
+            </Button>
           </Tooltip>
           <Popconfirm
             title="确定要删除此备份文件吗？"
+            description="此操作不可撤销"
             onConfirm={() => handleDelete(record.filename)}
             okText="确定"
             cancelText="取消"
+            okButtonProps={{ danger: true }}
           >
-            <Tooltip title="删除备份">
+            <Tooltip title="删除备份文件">
               <Button
-                shape="circle"
+                size="small"
-                icon={<DeleteOutlined style={{ fontSize: 16 }} />}
+                icon={<DeleteOutlined />}
                 style={{
-                  border: 'none',
+                  ...buttonStyles.icon.base,
-                  background: designTokens.colors.danger.gradient,
+                  background: designTokens.colors.background.accent,
-                  color: '#fff',
+                  color: designTokens.colors.danger.main,
-                  boxShadow: '0 2px 8px rgba(239, 68, 68, 0.3)',
-                  width: 36,
-                  height: 36,
-                  display: 'flex',
-                  alignItems: 'center',
-                  justifyContent: 'center',
                 }}
               />
             </Tooltip>
@@ -1094,22 +1096,26 @@ const BackupManagement = () => {
     padding: `${designTokens.spacing.lg} ${designTokens.spacing.lg}`,
   };
 
-  // 页面标题样式
+  // 页面标题样式 - 响应式适配
   const pageHeaderStyle = {
     marginBottom: '32px',
     display: 'flex',
     justifyContent: 'space-between',
-    alignItems: 'center',
+    alignItems: 'flex-start',
     flexWrap: 'wrap',
     gap: '20px',
     padding: `${designTokens.spacing.md} ${designTokens.spacing.lg}`,
     background: designTokens.colors.background.secondary,
     borderRadius: designTokens.borderRadius.xl,
     boxShadow: designTokens.shadows.lg,
+    '@media (max-width: 768px)': {
+      flexDirection: 'column',
+      alignItems: 'stretch',
+    },
   };
 
   const titleStyle = {
-    fontSize: '28px',
+    fontSize: 'clamp(20px, 4vw, 28px)',
     fontWeight: '800',
     margin: 0,
     background: designTokens.colors.primary.gradient,
@@ -1142,45 +1148,130 @@ const BackupManagement = () => {
     display: 'flex',
     gap: '12px',
     flexWrap: 'wrap',
+    alignItems: 'center',
   };
 
-  // 主按钮样式
+  // 按钮设计系统 - 统一风格
-  const primaryButtonStyle = {
+  const buttonStyles = {
+    primary: {
+      base: {
         background: designTokens.colors.primary.gradient,
         border: 'none',
         borderRadius: designTokens.borderRadius.md,
         padding: '8px 20px',
         fontWeight: 600,
         boxShadow: designTokens.shadows.md,
-    transition: 'all 0.3s ease',
+        transition: 'all 0.25s cubic-bezier(0.4, 0, 0.2, 1)',
         color: '#fff',
-    textShadow: '0 1px 2px rgba(0, 0, 0, 0.1)',
+        height: '40px',
-  };
+        display: 'inline-flex',
-
+        alignItems: 'center',
-  // 次要按钮样式
+        gap: '8px',
-  const secondaryButtonStyle = {
+      },
+      hover: {
+        transform: 'translateY(-1px)',
+        boxShadow: designTokens.shadows.lg,
+      },
+    },
+    secondary: {
+      base: {
         background: designTokens.colors.background.secondary,
-    border: `1px solid ${designTokens.colors.text.muted}`,
+        border: `1px solid ${designTokens.colors.border.light}`,
         borderRadius: designTokens.borderRadius.md,
-    padding: '8px 20px',
+        padding: '8px 16px',
         fontWeight: 500,
         color: designTokens.colors.text.primary,
-    transition: 'all 0.3s ease',
+        transition: 'all 0.25s cubic-bezier(0.4, 0, 0.2, 1)',
-  };
+        height: '40px',
-
+        display: 'inline-flex',
-  // 危险按钮样式
+        alignItems: 'center',
-  const dangerButtonStyle = {
+        gap: '8px',
+      },
+      hover: {
+        borderColor: designTokens.colors.primary.main,
+        color: designTokens.colors.primary.main,
+        background: `${designTokens.colors.primary.main}08`,
+      },
+    },
+    danger: {
+      base: {
         background: designTokens.colors.danger.gradient,
         border: 'none',
         borderRadius: designTokens.borderRadius.md,
         padding: '8px 20px',
         fontWeight: 600,
         boxShadow: designTokens.shadows.md,
-    transition: 'all 0.3s ease',
+        transition: 'all 0.25s cubic-bezier(0.4, 0, 0.2, 1)',
         color: '#fff',
-    textShadow: '0 1px 2px rgba(0, 0, 0, 0.1)',
+        height: '40px',
+        display: 'inline-flex',
+        alignItems: 'center',
+        gap: '8px',
+      },
+      hover: {
+        transform: 'translateY(-1px)',
+        boxShadow: '0 8px 16px rgba(239, 68, 68, 0.3)',
+      },
+    },
+    success: {
+      base: {
+        background: designTokens.colors.success.gradient,
+        border: 'none',
+        borderRadius: designTokens.borderRadius.md,
+        padding: '8px 20px',
+        fontWeight: 600,
+        boxShadow: designTokens.shadows.md,
+        transition: 'all 0.25s cubic-bezier(0.4, 0, 0.2, 1)',
+        color: '#fff',
+        height: '40px',
+        display: 'inline-flex',
+        alignItems: 'center',
+        gap: '8px',
+      },
+      hover: {
+        transform: 'translateY(-1px)',
+        boxShadow: '0 8px 16px rgba(16, 185, 129, 0.3)',
+      },
+    },
+    warning: {
+      base: {
+        background: designTokens.colors.warning.gradient,
+        border: 'none',
+        borderRadius: designTokens.borderRadius.md,
+        padding: '8px 20px',
+        fontWeight: 600,
+        boxShadow: designTokens.shadows.md,
+        transition: 'all 0.25s cubic-bezier(0.4, 0, 0.2, 1)',
+        color: '#fff',
+        height: '40px',
+        display: 'inline-flex',
+        alignItems: 'center',
+        gap: '8px',
+      },
+      hover: {
+        transform: 'translateY(-1px)',
+        boxShadow: '0 8px 16px rgba(245, 158, 11, 0.3)',
+      },
+    },
+    icon: {
+      base: {
+        border: 'none',
+        borderRadius: designTokens.borderRadius.md,
+        width: '36px',
+        height: '36px',
+        display: 'inline-flex',
+        alignItems: 'center',
+        justifyContent: 'center',
+        transition: 'all 0.25s cubic-bezier(0.4, 0, 0.2, 1)',
+        cursor: 'pointer',
+      },
+    },
   };
 
+  const primaryButtonStyle = buttonStyles.primary.base;
+  const secondaryButtonStyle = buttonStyles.secondary.base;
+  const dangerButtonStyle = buttonStyles.danger.base;
+
   return (
     <div style={containerStyle}>
       <div style={pageHeaderStyle}>
@@ -1197,19 +1288,36 @@ const BackupManagement = () => {
             管理系统备份，确保数据安全与可恢复性
           </p>
         </div>
+        
         <div style={buttonGroupStyle}>
+          <Space size="middle" wrap>
+            <Dropdown
+              menu={{
+                items: [
+                  {
+                    key: 'auto',
+                    icon: <SettingOutlined />,
+                    label: '自动备份设置',
+                    onClick: () => navigate('/auto-backup-settings'),
+                  },
+                  {
+                    key: 'remote',
+                    icon: <CloudOutlined />,
+                    label: '远端备份配置',
+                    onClick: () => navigate('/remote-backup-settings'),
+                  },
+                ],
+              }}
+              placement="bottomRight"
+            >
               <Button 
                 icon={<SettingOutlined />}
-            onClick={() => navigate('/auto-backup-settings')}
+                style={secondaryButtonStyle}
-            style={{
-              ...secondaryButtonStyle,
-              display: 'flex',
-              alignItems: 'center',
-              gap: '8px',
-            }}
               >
-            自动备份设置
+                设置
               </Button>
+            </Dropdown>
+            
             <Button 
               icon={<ReloadOutlined />} 
               onClick={() => { fetchBackups(); fetchBackupInfo(); }}
@@ -1217,32 +1325,44 @@ const BackupManagement = () => {
             >
               刷新
             </Button>
-          <Popconfirm
+            
-            title="清理旧备份"
+            <Dropdown
-            description={
+              menu={{
-              <div>
+                items: [
-                <p>将删除超过 30 个或超过 90 天的旧备份</p>
+                  {
-                <p style={{ color: designTokens.colors.text.muted, fontSize: 12 }}>建议先点击"预览"查看将删除的文件</p>
+                    key: 'preview',
-              </div>
+                    icon: <EyeOutlined />,
-            }
+                    label: '预览清理',
-            onConfirm={() => handleCleanBackups(30, 90, false)}
+                    onClick: () => handleCleanBackups(30, 90, true),
-            okText="确认清理"
+                  },
-            cancelText="取消"
+                  {
+                    key: 'clean',
+                    icon: <ClearOutlined />,
+                    label: '清理旧备份',
+                    danger: true,
+                    onClick: () => {
+                      Modal.confirm({
+                        title: '确认清理旧备份',
+                        content: '将删除超过 30 个或超过 90 天的旧备份文件，此操作不可撤销',
+                        okText: '确认清理',
+                        cancelText: '取消',
+                        okButtonProps: { style: dangerButtonStyle },
+                        onOk: () => handleCleanBackups(30, 90, false),
+                      });
+                    },
+                  },
+                ],
+              }}
+              placement="bottomRight"
             >
               <Button 
-              icon={<DeleteOutlined />} 
+                icon={<ClearOutlined />}
-              danger
-              style={dangerButtonStyle}
-            >
-              清理旧备份
-            </Button>
-          </Popconfirm>
-          <Button 
-            onClick={() => handleCleanBackups(30, 90, true)}
                 style={secondaryButtonStyle}
               >
-            预览清理
+                清理
               </Button>
+            </Dropdown>
+            
             <Upload
               customRequest={handleUpload}
               showUploadList={false}
@@ -1255,15 +1375,17 @@ const BackupManagement = () => {
                 上传备份
               </Button>
             </Upload>
+            
             <Button
               type="primary"
-            icon={<CloudDownloadOutlined />}
+              icon={<PlusOutlined />}
               loading={backupLoading}
               onClick={handleCreateBackup}
               style={primaryButtonStyle}
             >
               创建备份
             </Button>
+          </Space>
         </div>
       </div>
 
@@ -1638,7 +1760,12 @@ const BackupManagement = () => {
 
               <Divider style={{ margin: '20px 0' }} />
 
-              <Space style={{ width: '100%', justifyContent: 'space-between' }}>
+              <div style={{ 
+                display: 'flex', 
+                justifyContent: 'flex-end', 
+                gap: '12px',
+                marginTop: '8px',
+              }}>
                 <Button 
                   onClick={() => setRestoreVisible(false)}
                   style={secondaryButtonStyle}
@@ -1649,15 +1776,16 @@ const BackupManagement = () => {
                 <Button
                   type="primary"
                   danger
+                  icon={<CloudUploadOutlined />}
                   onClick={() => handleRestore(selectedBackup?.filename)}
                   style={{
-                    ...dangerButtonStyle,
+                    ...buttonStyles.danger.base,
-                    padding: '8px 32px',
+                    padding: '8px 24px',
                   }}
                 >
                   确认恢复
                 </Button>
-              </Space>
+              </div>
             </>
           )}
         </div>