{"id":1411,"date":"2023-03-19T11:37:52","date_gmt":"2023-03-19T03:37:52","guid":{"rendered":"https:\/\/www.appblog.cn\/?p=1411"},"modified":"2023-04-28T21:07:38","modified_gmt":"2023-04-28T13:07:38","slug":"token-authentication-scheme-based-on-jwt","status":"publish","type":"post","link":"https:\/\/www.appblog.cn\/index.php\/2023\/03\/19\/token-authentication-scheme-based-on-jwt\/","title":{"rendered":"\u57fa\u4e8eJWT\u7684token\u8eab\u4efd\u8ba4\u8bc1\u65b9\u6848"},"content":{"rendered":"

\u4f7f\u7528JSON Web Token\u7684\u597d\u5904<\/h2>\n

\u6027\u80fd\u95ee\u9898<\/h3>\n

<\/p>\n

\u9a8c\u8bc1\u4fe1\u606f\u53ef\u4ee5\u7531\u524d\u7aef\u4fdd\u5b58\uff0c\u540e\u7aef\u4e0d\u9700\u8981\u4e3a\u4fdd\u5b58token\u6d88\u8017\u5185\u5b58\u3002JWT\u65b9\u5f0f\u5c06\u7528\u6237\u72b6\u6001\u5206\u6563\u5230\u4e86\u5ba2\u6237\u7aef\u4e2d\uff0c\u76f8\u6bd4\u4e8eSession\uff0c\u53ef\u4ee5\u660e\u663e\u51cf\u8f7b\u670d\u52a1\u7aef\u7684\u5185\u5b58\u538b\u529b\u3002
\nSession\u65b9\u5f0f\u5b58\u50a8\u7528\u6237id\u7684\u6700\u5927\u5f0a\u75c5\u5728\u4e8eSession\u662f\u5b58\u50a8\u5728\u670d\u52a1\u5668\u7aef\u7684\uff0c\u6240\u4ee5\u9700\u8981\u5360\u7528\u5927\u91cf\u670d\u52a1\u5668\u5185\u5b58\uff0c\u5bf9\u4e8e\u8f83\u5927\u578b\u5e94\u7528\u800c\u8a00\u53ef\u80fd\u8fd8\u8981\u4fdd\u5b58\u8bb8\u591a\u7684\u72b6\u6001\uff0c\u4e00\u822c\u8fd8\u9700\u501f\u52a9nosql\u548c\u7f13\u5b58\u673a\u5236\u6765\u5b9e\u73b0Session\u5b58\u50a8\uff0c\u5982\u679c\u662f\u5206\u5e03\u5f0f\u5e94\u7528\u8fd8\u9700Session\u5171\u4eab\u3002 <\/p>\n

\u5355\u70b9\u767b\u5f55<\/h3>\n

JWT\u80fd\u8f7b\u677e\u7684\u5b9e\u73b0\u5355\u70b9\u767b\u5f55\uff0c\u56e0\u4e3a\u7528\u6237\u7684\u72b6\u6001\u5df2\u7ecf\u88ab\u4f20\u9001\u5230\u4e86\u5ba2\u6237\u7aef\u3002
\ntoken \u53ef\u4fdd\u5b58\u81ea\u5b9a\u4e49\u4fe1\u606f\uff0c\u5982\u7528\u6237\u57fa\u672c\u4fe1\u606f\uff0cweb\u670d\u52a1\u5668\u7528key\u53bb\u89e3\u6790token\uff0c\u5373\u53ef\u83b7\u53d6\u5230\u8bf7\u6c42\u7528\u6237\u7684\u4fe1\u606f\u3002
\n\u6211\u4eec\u4e5f\u53ef\u4ee5\u914d\u7f6e\u5b83\u4ee5\u4fbf\u5305\u542b\u7528\u6237\u62e5\u6709\u7684\u4efb\u4f55\u6743\u9650\u3002\u8fd9\u610f\u5473\u7740\u6bcf\u4e2a\u670d\u52a1\u4e0d\u9700\u8981\u4e0e\u6388\u6743\u670d\u52a1\u4ea4\u4e92\u5c31\u80fd\u6388\u6743\u7528\u6237\u3002<\/p>\n

\u524d\u540e\u7aef\u5206\u79bb<\/h3>\n

\u4ee5\u524d\u7684\u4f20\u7edf\u6a21\u5f0f\u4e0b\uff0c\u540e\u53f0\u5bf9\u5e94\u7684\u5ba2\u6237\u7aef\u5c31\u662f\u6d4f\u89c8\u5668\uff0c\u5c31\u53ef\u4ee5\u4f7f\u7528session+cookies\u7684\u65b9\u5f0f\u5b9e\u73b0\u767b\u5f55\u3002
\n\u4f46\u662f\u5728\u524d\u540e\u5206\u79bb\u7684\u60c5\u51b5\u4e0b\uff0c\u540e\u7aef\u53ea\u8d1f\u8d23\u901a\u8fc7\u66b4\u9732\u7684RestApi\u63d0\u4f9b\u6570\u636e\uff0c\u800c\u9875\u9762\u7684\u6e32\u67d3\u3001\u8def\u7531\u90fd\u7531\u524d\u7aef\u5b8c\u6210\u3002\u56e0\u4e3arest\u662f\u65e0\u72b6\u6001\u7684\uff0c\u56e0\u6b64\u4e5f\u5c31\u4e0d\u4f1a\u6709Session\u8bb0\u5f55\u5230\u670d\u52a1\u5668\u7aef\u3002<\/p>\n

\u517c\u5bb9\u6027<\/h3>\n

\u652f\u6301\u79fb\u52a8\u8bbe\u5907\uff0c\u652f\u6301\u8de8\u7a0b\u5e8f\u8c03\u7528\uff0cCookie \u662f\u4e0d\u5141\u8bb8\u57ae\u57df\u8bbf\u95ee\u7684\uff0c\u800c Token \u5219\u4e0d\u5b58\u5728\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n

\u53ef\u62d3\u5c55\u6027<\/h3>\n

JWT\u662f\u65e0\u72b6\u6001\u7684\uff0c\u7279\u522b\u9002\u7528\u4e8e\u5206\u5e03\u5f0f\u7ad9\u70b9\u7684\u5355\u70b9\u767b\u5f55\uff08SSO\uff09\u573a\u666f\u3002
\n\u6bd4\u5982\u67093\u53f0\u673a\u5668\uff08A\u3001B\u3001C\uff09\u7ec4\u6210\u670d\u52a1\u5668\u96c6\u7fa4\uff0c\u82e5Session\u5b58\u5728\u673a\u5668A\u4e0a\uff0cSession\u53ea\u80fd\u4fdd\u5b58\u5728\u5176\u4e2d\u4e00\u53f0\u670d\u52a1\u5668\uff0c\u6b64\u65f6\u4f60\u4fbf\u4e0d\u80fd\u8bbf\u95ee\u673a\u5668B\u3001C\uff0c\u56e0\u4e3aB\u3001C\u4e0a\u6ca1\u6709\u5b58\u653e\u8be5Session\uff0c
\n\u800c\u4f7f\u7528token\u5c31\u80fd\u591f\u9a8c\u8bc1\u7528\u6237\u8bf7\u6c42\u5408\u6cd5\u6027\uff0c\u5e76\u4e14\u6211\u518d\u52a0\u51e0\u53f0\u673a\u5668\u4e5f\u6ca1\u4e8b\uff0c\u6240\u4ee5\u53ef\u62d3\u5c55\u6027\u597d\u3002<\/p>\n

\u5b89\u5168\u6027<\/h3>\n

\u56e0\u4e3a\u6709\u7b7e\u540d\uff0c\u6240\u4ee5JWT\u53ef\u4ee5\u9632\u6b62\u88ab\u7be1\u6539\uff0c\u800c\u4e14\u52a0\u5bc6\u652f\u6301\u591a\u79cd\u7b97\u6cd5\u3002<\/p>\n

JSON Web Token\u662f\u4ec0\u4e48<\/h2>\n

JWT\u662f\u57fa\u4e8etoken\u7684\u8eab\u4efd\u8ba4\u8bc1\u7684\u65b9\u6848<\/strong>\u3002<\/p>\n

json web token\u5168\u79f0\u3002\u53ef\u4ee5\u4fdd\u8bc1\u5b89\u5168\u4f20\u8f93\u7684\u524d\u63d0\u4e0b\u4f20\u9001\u4e00\u4e9b\u57fa\u672c\u7684\u4fe1\u606f\uff0c\u4ee5\u51cf\u8f7b\u5bf9\u5916\u90e8\u5b58\u50a8\u7684\u4f9d\u8d56\uff0c\u51cf\u5c11\u4e86\u5206\u5e03\u5f0f\u7ec4\u4ef6\u7684\u4f9d\u8d56\uff0c\u51cf\u5c11\u4e86\u786c\u4ef6\u7684\u8d44\u6e90\u3002<\/p>\n

\u53ef\u5b9e\u73b0\u65e0\u72b6\u6001\u3001\u5206\u5e03\u5f0f\u7684Web\u5e94\u7528\u6388\u6743<\/strong>\uff0cjwt\u7684\u5b89\u5168\u7279\u6027\u4fdd\u8bc1\u4e86token\u7684\u4e0d\u53ef\u4f2a\u9020\u548c\u4e0d\u53ef\u7be1\u6539\u3002<\/p>\n

\u672c\u8d28\u4e0a\u662f\u4e00\u4e2a\u72ec\u7acb\u7684\u8eab\u4efd\u9a8c\u8bc1\u4ee4\u724c\uff0c\u53ef\u4ee5\u5305\u542b\u7528\u6237\u6807\u8bc6\u3001\u7528\u6237\u89d2\u8272\u548c\u6743\u9650\u7b49\u4fe1\u606f\uff0c\u4ee5\u53ca\u60a8\u53ef\u4ee5\u5b58\u50a8\u4efb\u4f55\u5176\u4ed6\u4fe1\u606f\uff08\u81ea\u5305\u542b\uff09\u3002\u4efb\u4f55\u4eba\u90fd\u53ef\u4ee5\u8f7b\u677e\u8bfb\u53d6\u548c\u89e3\u6790\uff0c\u5e76\u4f7f\u7528\u5bc6\u94a5\u6765\u9a8c\u8bc1\u771f\u5b9e\u6027\u3002<\/p>\n

\u7f3a\u9677\uff1a<\/p>\n

\uff081\uff09JWT\u5728\u751f\u6210token\u7684\u65f6\u5019\u652f\u6301\u5931\u6548\u65f6\u95f4\uff0c\u4f46\u662f\u652f\u6301\u7684\u5931\u6548\u65f6\u95f4\u662f\u56fa\u5b9a\u7684\uff0c\u6bd4\u5982\u8bf4\u4e00\u5929\u3002
\n\u4f46\u662f\u7528\u6237\u767b\u51fa\u662f\u968f\u673a\u89e6\u53d1\u7684\uff0c\u90a3\u4e48JWT token\u6765\u505a\u8fd9\u4e2a\u5931\u6548\u662f\u4e0d\u53ef\u884c\u7684\uff0c\u56e0\u4e3aJWT\u5728\u521d\u59cb\u5316\u65f6\u5df2\u7ecf\u5b9a\u6b7b\u8fc7\u671f\u65f6\u95f4\u3002\u53ef\u91c7\u7528\u5176\u4ed6\u65b9\u6848\uff0c\u5728redis\u4e2d\u5b58\u50a8token\uff0c\u8bbe\u7f6etoken\u7684\u8fc7\u671f\u65f6\u95f4\uff0c\u6bcf\u6b21\u9274\u6743\u7684\u65f6\u5019\u90fd\u4f1a\u53bb\u5ef6\u957f\u65f6\u95f4
\n\uff082\uff09JWT\u4e0d\u9002\u5408\u5b58\u653e\u5927\u91cf\u4fe1\u606f\uff0c\u4fe1\u606f\u8d8a\u591atoken\u8d8a\u957f<\/p>\n

JWT\u5c31\u662f\u4e00\u4e2a\u5b57\u7b26\u4e32\uff0c\u7ecf\u8fc7\u52a0\u5bc6\u5904\u7406\u4e0e\u6821\u9a8c\u5904\u7406\u7684\u5b57\u7b26\u4e32\uff0c\u5f62\u5f0f\u4e3a\uff1a<\/p>\n

A.B.C<\/code><\/pre>\n
\u7528.<\/code>\u8fde\u63a5\uff0c\u5206\u522b\u662f\u5934\u90e8\u3001\u8f7d\u8377\u3001\u7b7e\u540d\u3002A\u7531JWT\u5934\u90e8\u4fe1\u606fheader\u52a0\u5bc6\u5f97\u5230\uff0cB\u7531JWT\u7528\u5230\u7684\u8eab\u4efd\u9a8c\u8bc1\u4fe1\u606fjson\u6570\u636e\u52a0\u5bc6\u5f97\u5230\uff0cC\u7531A\u548cB\u52a0\u5bc6\u5f97\u5230\uff0c\u662f\u6821\u9a8c\u90e8\u5206<\/p>\n
\u5934\u90e8\u90e8\u5206header<\/h3>\n
\u7528\u4e8e\u63cf\u8ff0\u5173\u4e8e\u8be5JWT\u7684\u6700\u57fa\u672c\u7684\u4fe1\u606f\uff0c\u4f8b\u5982\u5176\u7c7b\u578b\u4ee5\u53ca\u7b7e\u540d\u6240\u7528\u7684\u7b97\u6cd5\u7b49\u3002\u8fd9\u4e5f\u53ef\u4ee5\u88ab\u8868\u793a\u6210\u4e00\u4e2aJSON\u5bf9\u8c61\u3002<\/p>\n
{\n  "alg": "HS256",\n  "typ": "JWT"\n}<\/code><\/pre>\n
alg\u63cf\u8ff0\u7684\u662f\u7b7e\u540d\u7b97\u6cd5\u3002\u9ed8\u8ba4\u503c\u662fHS256\u3002\u5c06header\u7528base64\u52a0\u5bc6\uff0c\u5f97\u5230A\u3002<\/p>\n
    \n
  • HS256<\/code>\uff1a\u5bf9\u79f0\u7b97\u6cd5\u52a0\u5bc6<\/li>\n
  • RS256<\/code>\uff1a\u975e\u5bf9\u79f0\u7b97\u6cd5\u52a0\u5bc6<\/li>\n<\/ul>\n
    \u8f7d\u8377\u90e8\u5206payload<\/h3>\n
    \u5176\u5b9e\u5c31\u662f\u81ea\u5b9a\u4e49\u7684\u6570\u636e\uff0c\u4e00\u822c\u5b58\u50a8\u7528\u6237Id\uff0c\u8fc7\u671f\u65f6\u95f4\u7b49\u4fe1\u606f\u3002\u4e5f\u5c31\u662fJWT\u7684\u6838\u5fc3\u6240\u5728\uff0c\u56e0\u4e3a\u8fd9\u4e9b\u6570\u636e\u5c31\u662f\u4f7f\u540e\u7aef\u77e5\u9053\u6b64token\u662f\u54ea\u4e2a\u7528\u6237\u5df2\u7ecf\u767b\u5f55\u7684\u51ed\u8bc1\u3002\u800c\u4e14\u8fd9\u4e9b\u6570\u636e\u662f\u5b58\u5728token\u91cc\u9762\u7684\uff0c\u7531\u524d\u7aef\u643a\u5e26\uff0c\u6240\u4ee5\u540e\u7aef\u51e0\u4e4e\u4e0d\u9700\u8981\u4fdd\u5b58\u4efb\u4f55\u6570\u636e\u3002<\/p>\n
    {\n  "iss": "\u53d1\u884c\u8005",\n  "sub": "\u4e3b\u9898",\n  "aud": "\u89c2\u4f17",\n  "exp": "\u8fc7\u671f\u65f6\u95f4",\n  "iat": "\u7b7e\u53d1\u65f6\u95f4",\n  \/\/\u4ee5\u4e0b\u53ef\u4ee5\u6dfb\u52a0\u81ea\u5b9a\u4e49\u6570\u636e\n  "id": "1",\n  "nickname": "\u6635\u79f0"\n}<\/code><\/pre>\n
    \u6839\u636eJWT claim set[\u7528base64]\u52a0\u5bc6\u5f97\u5230\u7684\u3002claim set\u662f\u4e00\u4e2ajson\u6570\u636e\uff0c\u662f\u8868\u660e\u7528\u6237\u8eab\u4efd\u7684\u6570\u636e\uff0c\u53ef\u81ea\u884c\u6307\u5b9a\u5b57\u6bb5\u5f88\u7075\u6d3b\uff0c\u4e5f\u6709\u56fa\u5b9a\u5b57\u6bb5\u8868\u793a\u7279\u5b9a\u542b\u4e49\uff08\u4f46\u4e0d\u4e00\u5b9a\u8981\u5305\u542b\u7279\u5b9a\u5b57\u6bb5\uff0c\u53ea\u662f\u63a8\u8350\uff09\u3002
    \nBase64\u7b97\u6cd5\u662f\u53ef\u9006\u7684\uff0c\u4e0d\u53ef\u4ee5\u5728\u8f7d\u8377\u90e8\u5206\u4fdd\u5b58\u7528\u6237\u5bc6\u7801\u7b49\u654f\u611f\u4fe1\u606f\u3002\u5982\u679c\u4e1a\u52a1\u9700\u8981\uff0c\u4e5f\u53ef\u4ee5\u91c7\u7528\u5bf9\u79f0\u5bc6\u94a5\u52a0\u5bc6\u3002<\/p>\n
    \u7b7e\u540d\u90e8\u5206signature<\/h3>\n
    HMACSHA256(Base64(Header) + "." + Base64(Payload), secret)<\/code>\uff0csecret\u662f\u52a0\u5bc6\u7684\u76d0\u3002
    \n\u7b7e\u540d\u7684\u76ee\u7684\u662f\u7528\u6765\u9a8c\u8bc1\u5934\u90e8\u548c\u8f7d\u8377\u662f\u5426\u88ab\u975e\u6cd5\u7be1\u6539\u3002 <\/p>\n
    \u9a8c\u7b7e\u8fc7\u7a0b\u63cf\u8ff0\uff1a\u83b7\u53d6token\u503c\uff0c\u8bfb\u53d6Header\u90e8\u5206\u5e76Base64\u89e3\u7801\uff0c\u5f97\u5230\u7b7e\u540d\u7b97\u6cd5\u3002\u6839\u636e\u4ee5\u4e0a\u65b9\u6cd5\u7b97\u51fa\u7b7e\u540d\uff0c\u5982\u679c\u7b7e\u540d\u4fe1\u606f\u4e0d\u4e00\u81f4\uff0c\u8bf4\u660e\u662f\u975e\u6cd5\u7684\u3002<\/p>\n
    JSON Web Token\u5de5\u4f5c\u539f\u7406<\/h2>\n
      \n
    1. \u521d\u6b21\u767b\u5f55\uff1a\u7528\u6237\u521d\u6b21\u767b\u5f55\uff0c\u8f93\u5165\u7528\u6237\u540d\u5bc6\u7801<\/li>\n
    2. \u5bc6\u7801\u9a8c\u8bc1\uff1a\u670d\u52a1\u5668\u4ece\u6570\u636e\u5e93\u53d6\u51fa\u7528\u6237\u540d\u548c\u5bc6\u7801\u8fdb\u884c\u9a8c\u8bc1<\/li>\n
    3. \u751f\u6210JWT\uff1a\u670d\u52a1\u5668\u7aef\u9a8c\u8bc1\u901a\u8fc7\uff0c\u6839\u636e\u4ece\u6570\u636e\u5e93\u8fd4\u56de\u7684\u4fe1\u606f\uff0c\u4ee5\u53ca\u9884\u8bbe\u89c4\u5219\uff0c\u751f\u6210JWT<\/li>\n
    4. \u8fd4\u56deJWT\uff1a\u670d\u52a1\u5668\u7684\u5c06token\u653e\u5728cookie\u4e2d\u5c06JWT\u8fd4\u56de<\/li>\n
    5. \u5e26JWT\u7684\u8bf7\u6c42\uff1a\u4ee5\u540e\u5ba2\u6237\u7aef\u53d1\u8d77\u8bf7\u6c42\uff0c\u5e26\u4e0acookie\u4e2d\u7684token\u4fe1\u606f<\/li>\n<\/ol>\n
      JWT+Redis\u7684\u767b\u5f55\u65b9\u6848\u6d41\u7a0b\uff1a<\/h2>\n
        \n
      • \u524d\u7aef\u670d\u52a1\u5668\u6536\u5230\u7528\u6237\u767b\u5f55\u8bf7\u6c42\uff0c\u4f20\u7ed9\u540e\u53f0API\u7f51\u5173<\/li>\n
      • API\u7f51\u5173\u628a\u8bf7\u6c42\u5206\u53d1\u5230\u7528\u6237\u670d\u52a1\u91cc\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1<\/li>\n
      • \u540e\u53f0\u7528\u6237\u670d\u52a1\u9a8c\u8bc1\u901a\u8fc7\uff0c\u7136\u540e\u4ece\u8d26\u53f7\u4fe1\u606f\u62bd\u53d6\u51fauserName\u3001login_time\u7b49\u57fa\u672c\u4fe1\u606f\u7ec4\u6210payload\uff0c\u8fdb\u800c\u7ec4\u88c5\u4e00\u4e2aJWT\uff0c\u628aJWT\u653e\u5165redis(\u56e0\u4e3a\u9000\u51fa\u65f6\u65e0\u6cd5\u4f7fjwt\u7acb\u5373\u4f5c\u5e9f\uff0c\u6240\u4ee5\u4f7f\u7528\u4fdd\u5b58\u5728redis\u4e2d\uff0c\u9000\u51fa\u7684\u65f6\u5019delete\u6389\u5373\u53ef\uff0c\u9274\u6743\u65f6\u52a0\u4e00\u5c42\u5224\u65adJWT\u662f\u5426\u5728redis\u91cc\uff0c\u5982\u679c\u4e0d\u5728\u5219\u8bc1\u660eJWT\u5df2\u8fc7\u671f\u4f5c\u5e9f)\uff0c\u7136\u540e\u5305\u88c5\u5230cookie\u4e2d\u8fd4\u56de\u5230\u524d\u7aef\u670d\u52a1\u5668\uff0c\u5373\u767b\u5f55\u6210\u529f<\/li>\n
      • \u524d\u7aef\u670d\u52a1\u5668\u62ff\u5230JWT\uff0c\u8fdb\u884c\u5b58\u50a8(\u53ef\u4ee5\u5b58\u50a8\u5728\u7f13\u5b58\u4e2d\uff0c\u4e5f\u53ef\u4ee5\u5b58\u50a8\u5728\u6570\u636e\u5e93\u4e2d\uff0c\u5982\u679c\u662f\u6d4f\u89c8\u5668\uff0c\u53ef\u4ee5\u5b58\u50a8\u5728cookie\u6216localStorage\u4e2d)<\/li>\n
      • \u767b\u5f55\u540e\uff0c\u518d\u8bbf\u95ee\u5176\u4ed6\u5fae\u670d\u52a1\u65f6\uff0c\u524d\u7aef\u4f1a\u643a\u5e26JWT\u8bbf\u95ee\u540e\u53f0\uff0c\u540e\u53f0\u6821\u9a8c JWT\uff0c\u9a8c\u7b7e\u901a\u8fc7\u540e\uff0c\u8fd4\u56de\u76f8\u5e94\u8d44\u6e90\u548c\u6570\u636e\u5373\u53ef<\/li>\n<\/ul>\n
        \u4ee3\u7801\u5b9e\u73b0<\/h2>\n
        Maven\u4f9d\u8d56<\/h3>\n
        <dependency>\n    <groupId>com.auth0<\/groupId>\n    <artifactId>java-jwt<\/artifactId>\n<\/dependency>\n<dependency>\n    <groupId>io.jsonwebtoken<\/groupId>\n    <artifactId>jjwt<\/artifactId>\n<\/dependency><\/code><\/pre>\n
        \u751f\u6210Token\u548c\u9a8c\u8bc1Token<\/h3>\n
        public class JwtUtils {\n    \/**\n     * \u7b7e\u53d1JWT\n     * @param id\n     * @param subject \u53ef\u4ee5\u662fJSON\u6570\u636e \u5c3d\u53ef\u80fd\u5c11\n     * @param ttlMillis\n     * @return  String\n     *\n     *\/\n    public static String createJWT(String id, String subject, long ttlMillis) {\n        SignatureAlgorithm signatureAlgorithm = SignatureAlgorithm.HS256;\n        long nowMillis = System.currentTimeMillis();\n        Date now = new Date(nowMillis);\n        SecretKey secretKey = generalKey();\n        JwtBuilder builder = Jwts.builder()\n                .setId(id)\n                .setSubject(subject)   \/\/ \u4e3b\u9898\n                .setIssuer("user")     \/\/ \u7b7e\u53d1\u8005\n                .setIssuedAt(now)      \/\/ \u7b7e\u53d1\u65f6\u95f4\n                .signWith(signatureAlgorithm, secretKey); \/\/ \u7b7e\u540d\u7b97\u6cd5\u4ee5\u53ca\u5bc6\u5319\n        if (ttlMillis >= 0) {\n            long expMillis = nowMillis + ttlMillis;\n            Date expDate = new Date(expMillis);\n            builder.setExpiration(expDate); \/\/ \u8fc7\u671f\u65f6\u95f4\n        }\n        return builder.compact();\n    }\n\n    \/**\n     * \u9a8c\u8bc1JWT\n     * @param jwtStr\n     * @return\n     *\/\n    public static CheckResult validateJWT(String jwtStr) {\n        CheckResult checkResult = new CheckResult();\n        Claims claims = null;\n        try {\n            claims = parseJWT(jwtStr);\n            checkResult.setSuccess(true);\n            checkResult.setClaims(claims);\n        } catch (ExpiredJwtException e) {\n            checkResult.setErrCode(SystemConstant.JWT_ERRCODE_EXPIRE);\n            checkResult.setSuccess(false);\n        } catch (SignatureException e) {\n            checkResult.setErrCode(SystemConstant.JWT_ERRCODE_FAIL);\n            checkResult.setSuccess(false);\n        } catch (Exception e) {\n            checkResult.setErrCode(SystemConstant.JWT_ERRCODE_FAIL);\n            checkResult.setSuccess(false);\n        }\n        return checkResult;\n    }\n\n    public static SecretKey generalKey() {\n        byte[] encodedKey = Base64.decode(SystemConstant.JWT_SECERT);\n        SecretKey key = new SecretKeySpec(encodedKey, 0, encodedKey.length, "AES");\n        return key;\n    }\n\n    \/**\n     * \n     * \u89e3\u6790JWT\u5b57\u7b26\u4e32\n     * @param jwt\n     * @return\n     * @throws Exception\n     *\/\n    public static Claims parseJWT(String jwt) throws Exception {\n        SecretKey secretKey = generalKey();\n        return Jwts.parser()\n            .setSigningKey(secretKey)\n            .parseClaimsJws(jwt)\n            .getBody();\n    }\n}<\/code><\/pre>\n
        public class LoginController {\n    @Autowired\n    UserRepository userRepository;\n\n    @ApiOperation(value="\u7528\u6237\u767b\u9646")\n    @RequestMapping(value="login", method = RequestMethod.POST)\n    public ReturnVo login(String username, String password, HttpServletResponse response) {\n        User user = userRepository.findByUsername(username);\n        if (user != null) {\n            if (user.getPassword().equals(password)) {\n                \/\/\u628atoken\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef-->\u5ba2\u6237\u7aef\u4fdd\u5b58\u81f3cookie-->\u5ba2\u6237\u7aef\u6bcf\u6b21\u8bf7\u6c42\u9644\u5e26cookie\u53c2\u6570\n                String jwt = JwtUtils.createJWT(user.getId(), username, SystemConstant.JWT_TTL);\n                return ReturnVo.ok(jwt);\n            } else {\n                return ReturnVo.error();\n            }\n        } else {\n            return ReturnVo.error();\n        }\n    }\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
        \u4f7f\u7528JSON Web Token\u7684\u597d\u5904 \u6027\u80fd\u95ee\u9898 \u9a8c\u8bc1\u4fe1\u606f\u53ef\u4ee5\u7531\u524d\u7aef\u4fdd\u5b58\uff0c\u540e\u7aef\u4e0d\u9700\u8981\u4e3a\u4fdd\u5b58token\u6d88\u8017\u5185\u5b58\u3002 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[43],"tags":[192],"class_list":["post-1411","post","type-post","status-publish","format-standard","hentry","category-java-basic","tag-jwt"],"_links":{"self":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1411","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/comments?post=1411"}],"version-history":[{"count":0,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/1411\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/media?parent=1411"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/categories?post=1411"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/tags?post=1411"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}