{"id":51499,"date":"2024-12-03T09:50:18","date_gmt":"2024-12-03T01:50:18","guid":{"rendered":"https:\/\/fwq.ai\/blog\/51499\/"},"modified":"2024-12-03T09:50:18","modified_gmt":"2024-12-03T01:50:18","slug":"%e6%8e%a2%e7%a9%b6-linux-linkwatch-%e8%bf%9b%e7%a8%8b%e7%9a%84%e5%8a%9f%e8%83%bd%e5%92%8c%e4%bb%b7%e5%80%bc","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/51499\/","title":{"rendered":"\u63a2\u7a76 Linux linkwatch \u8fdb\u7a0b\u7684\u529f\u80fd\u548c\u4ef7\u503c"},"content":{"rendered":"

<\/b> <\/p>\n

\u63a2\u7a76 Linux linkwatch \u8fdb\u7a0b\u7684\u529f\u80fd\u548c\u4ef7\u503c<\/h1>\n

\u5c0f\u4f19\u4f34\u4eec\u5bf9\u6587\u7ae0\u7f16\u7a0b\u611f\u5174\u8da3\u5417\uff1f\u662f\u5426\u6b63\u5728\u5b66\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff1f\u5982\u679c\u662f\uff0c\u90a3\u4e48\u672c\u6587\u300a\u63a2\u7a76 Linux linkwatch \u8fdb\u7a0b\u7684\u529f\u80fd\u548c\u4ef7\u503c\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff0c\u672c\u7bc7\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u3002\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u4e5f\u4f1a\u591a\u591a\u5206\u4eab\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n

\u63a2\u7d22 Linux Linkwatch \u8fdb\u7a0b\u7684\u7528\u9014\u548c\u91cd\u8981\u6027<\/p>\n

\u5728 Linux \u7cfb\u7edf\u4e2d\uff0cLinkwatch \u662f\u4e00\u4e2a\u91cd\u8981\u7684\u8fdb\u7a0b\uff0c\u8d1f\u8d23\u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u7684\u53d8\u5316\u5e76\u4f5c\u51fa\u76f8\u5e94\u7684\u5904\u7406\u3002Linkwatch \u8fdb\u7a0b\u7684\u5b58\u5728\uff0c\u53ef\u4ee5\u5e2e\u52a9\u7cfb\u7edf\u53ca\u65f6\u53d1\u73b0\u7f51\u7edc\u94fe\u8def\u7684\u53d8\u5316\uff0c\u5982\u7f51\u5361\u65ad\u5f00\u6216\u8fde\u63a5\u3001IP \u5730\u5740\u53d8\u5316\u7b49\u60c5\u51b5\uff0c\u4ece\u800c\u63d0\u9ad8\u7cfb\u7edf\u7684\u7f51\u7edc\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8 Linux Linkwatch \u8fdb\u7a0b\u7684\u7528\u9014\u548c\u91cd\u8981\u6027\uff0c\u5e76\u901a\u8fc7\u5177\u4f53\u4ee3\u7801\u793a\u4f8b\u6765\u5c55\u793a\u5176\u5de5\u4f5c\u539f\u7406\u3002<\/p>\n

\u4e00\u3001Linkwatch \u8fdb\u7a0b\u7684\u7528\u9014\u548c\u91cd\u8981\u6027<\/p>\n

1.1 \u7528\u9014\uff1a<\/p>\n

Linkwatch \u8fdb\u7a0b\u4e3b\u8981\u7528\u4e8e\u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u7684\u72b6\u6001\u53d8\u5316\u3002\u5728\u4e00\u4e2a\u590d\u6742\u7684\u7f51\u7edc\u73af\u5883\u4e2d\uff0c\u7f51\u7edc\u94fe\u8def\u5e38\u5e38\u4f1a\u53d1\u751f\u53d8\u5316\uff0c\u5982\u7f51\u5361\u65ad\u5f00\u3001\u91cd\u65b0\u8fde\u63a5\u3001IP \u5730\u5740\u53d8\u5316\u7b49\u3002\u8fd9\u4e9b\u53d8\u5316\u4f1a\u5f71\u54cd\u7cfb\u7edf\u7684\u7f51\u7edc\u8fde\u63a5\u548c\u901a\u4fe1\uff0c\u56e0\u6b64\u9700\u8981\u4e00\u4e2a\u4e13\u95e8\u7684\u8fdb\u7a0b\u6765\u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u72b6\u6001\uff0c\u5e76\u53ca\u65f6\u4f5c\u51fa\u76f8\u5e94\u7684\u5904\u7406\u3002<\/p>\n

1.2 \u91cd\u8981\u6027\uff1a<\/p>\n

Linkwatch \u8fdb\u7a0b\u7684\u91cd\u8981\u6027\u5728\u4e8e\u63d0\u9ad8\u7cfb\u7edf\u7684\u7f51\u7edc\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u901a\u8fc7\u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u72b6\u6001\uff0cLinkwatch \u80fd\u591f\u53ca\u65f6\u53d1\u73b0\u7f51\u7edc\u94fe\u8def\u7684\u53d8\u5316\uff0c\u5e76\u901a\u77e5\u7cfb\u7edf\u505a\u51fa\u76f8\u5e94\u7684\u8c03\u6574\u3002\u4f8b\u5982\uff0c\u5728\u7f51\u5361\u65ad\u5f00\u65f6\uff0cLinkwatch \u53ef\u4ee5\u901a\u77e5\u7cfb\u7edf\u505c\u6b62\u5bf9\u8be5\u7f51\u5361\u7684\u6570\u636e\u4f20\u8f93\u64cd\u4f5c\uff0c\u907f\u514d\u6570\u636e\u4e22\u5931\uff1b\u5728\u7f51\u7edc\u91cd\u65b0\u8fde\u63a5\u65f6\uff0cLinkwatch \u53ef\u4ee5\u91cd\u65b0\u5efa\u7acb\u7f51\u7edc\u8fde\u63a5\uff0c\u786e\u4fdd\u7f51\u7edc\u901a\u4fe1\u7545\u901a\u3002<\/p>\n

\u4e8c\u3001\u5177\u4f53\u4ee3\u7801\u793a\u4f8b<\/p>\n

\u4e0b\u9762\u4ee5\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\u6765\u6f14\u793a\u5982\u4f55\u4f7f\u7528 Linkwatch \u8fdb\u7a0b\u6765\u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u7684\u72b6\u6001\u53d8\u5316\u3002\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u540d\u4e3a linkwatch.sh \u7684\u811a\u672c\uff0c\u7528\u4e8e\u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u7684\u53d8\u5316\u3002<\/p>\n

#!\/bin\/bash\n\n# \u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u72b6\u6001\u53d8\u5316\nwhile true\ndo\n    LINK=$(cat \/sys\/class\/net\/eth0\/carrier)\n\n    if [ $LINK -eq 0 ]\n    then\n        echo \"Ethernet link is down\"\n    else\n        echo \"Ethernet link is up\"\n    fi\n\n    sleep 1\ndone<\/pre>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e00\u4e2a while \u5faa\u73af\u6765\u6301\u7eed\u76d1\u63a7\u540d\u4e3a eth0 \u7684\u7f51\u5361\u7684\u94fe\u8def\u72b6\u6001\u3002\u901a\u8fc7\u8bfb\u53d6 \/sys\/class\/net\/eth0\/carrier \u6587\u4ef6\u7684\u5185\u5bb9\uff0c\u6211\u4eec\u53ef\u4ee5\u83b7\u53d6\u7f51\u5361\u7684\u94fe\u63a5\u72b6\u6001\u3002\u5982\u679c\u94fe\u63a5\u72b6\u6001\u4e3a 0\uff0c\u8868\u793a\u7f51\u5361\u65ad\u5f00\uff1b\u5982\u679c\u94fe\u63a5\u72b6\u6001\u4e3a 1\uff0c\u8868\u793a\u7f51\u5361\u8fde\u63a5\u6b63\u5e38\u3002\u6839\u636e\u83b7\u53d6\u5230\u7684\u72b6\u6001\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u811a\u672c\u4e2d\u4f5c\u51fa\u76f8\u5e94\u7684\u5904\u7406\u3002<\/p>\n
\u4e09\u3001\u603b\u7ed3<\/p>\n
\u603b\u7684\u6765\u8bf4\uff0cLinux Linkwatch \u8fdb\u7a0b\u5728\u7cfb\u7edf\u7684\u7f51\u7edc\u7ba1\u7406\u4e2d\u626e\u6f14\u7740\u91cd\u8981\u7684\u89d2\u8272\u3002\u901a\u8fc7\u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u7684\u53d8\u5316\uff0cLinkwatch \u8fdb\u7a0b\u53ef\u4ee5\u5e2e\u52a9\u7cfb\u7edf\u53ca\u65f6\u53d1\u73b0\u7f51\u7edc\u95ee\u9898\u5e76\u4f5c\u51fa\u76f8\u5e94\u7684\u5904\u7406\uff0c\u63d0\u9ad8\u7cfb\u7edf\u7684\u7f51\u7edc\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\u548c\u5177\u4f53\u4ee3\u7801\u793a\u4f8b\uff0c\u76f8\u4fe1\u8bfb\u8005\u5bf9 Linux Linkwatch \u8fdb\u7a0b\u7684\u7528\u9014\u548c\u91cd\u8981\u6027\u6709\u4e86\u66f4\u6df1\u5165\u7684\u4e86\u89e3\u548c\u8ba4\u8bc6\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\u7c73\u4e91\uff01\u66f4\u591a\u5173\u4e8e\u6587\u7ae0\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u3002<\/p>\n
\n
<\/dt>\n
\n   \u67e5\u770bLinux\u7cfb\u7edf\u4e0b\u7684\u7aef\u53e3\u4f7f\u7528\u60c5\u51b5\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
\u63a2\u7a76 Linux linkwatch \u8fdb\u7a0b\u7684\u529f\u80fd\u548c\u4ef7\u503c \u5c0f\u4f19\u4f34\u4eec\u5bf9\u6587\u7ae0\u7f16\u7a0b\u611f\u5174\u8da3\u5417\uff1f\u662f\u5426\u6b63\u5728\u5b66\u4e60\u76f8\u5173\u77e5\u8bc6\u70b9\uff1f\u5982\u679c\u662f\uff0c\u90a3\u4e48\u672c\u6587\u300a\u63a2\u7a76 Linux linkwatch \u8fdb\u7a0b\u7684\u529f\u80fd\u548c\u4ef7\u503c\u300b\uff0c\u5c31\u5f88\u9002\u5408\u4f60\uff0c\u672c\u7bc7\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\u3002\u5728\u4e4b\u540e\u7684\u6587\u7ae0\u4e2d\u4e5f\u4f1a\u591a\u591a\u5206\u4eab\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff01 \u63a2\u7d22 Linux Linkwatch \u8fdb\u7a0b\u7684\u7528\u9014\u548c\u91cd\u8981\u6027 \u5728 Linux \u7cfb\u7edf\u4e2d\uff0cLinkwatch \u662f\u4e00\u4e2a\u91cd\u8981\u7684\u8fdb\u7a0b\uff0c\u8d1f\u8d23\u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u7684\u53d8\u5316\u5e76\u4f5c\u51fa\u76f8\u5e94\u7684\u5904\u7406\u3002Linkwatch \u8fdb\u7a0b\u7684\u5b58\u5728\uff0c\u53ef\u4ee5\u5e2e\u52a9\u7cfb\u7edf\u53ca\u65f6\u53d1\u73b0\u7f51\u7edc\u94fe\u8def\u7684\u53d8\u5316\uff0c\u5982\u7f51\u5361\u65ad\u5f00\u6216\u8fde\u63a5\u3001IP \u5730\u5740\u53d8\u5316\u7b49\u60c5\u51b5\uff0c\u4ece\u800c\u63d0\u9ad8\u7cfb\u7edf\u7684\u7f51\u7edc\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8 Linux Linkwatch \u8fdb\u7a0b\u7684\u7528\u9014\u548c\u91cd\u8981\u6027\uff0c\u5e76\u901a\u8fc7\u5177\u4f53\u4ee3\u7801\u793a\u4f8b\u6765\u5c55\u793a\u5176\u5de5\u4f5c\u539f\u7406\u3002 \u4e00\u3001Linkwatch \u8fdb\u7a0b\u7684\u7528\u9014\u548c\u91cd\u8981\u6027 1.1 \u7528\u9014\uff1a Linkwatch \u8fdb\u7a0b\u4e3b\u8981\u7528\u4e8e\u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u7684\u72b6\u6001\u53d8\u5316\u3002\u5728\u4e00\u4e2a\u590d\u6742\u7684\u7f51\u7edc\u73af\u5883\u4e2d\uff0c\u7f51\u7edc\u94fe\u8def\u5e38\u5e38\u4f1a\u53d1\u751f\u53d8\u5316\uff0c\u5982\u7f51\u5361\u65ad\u5f00\u3001\u91cd\u65b0\u8fde\u63a5\u3001IP \u5730\u5740\u53d8\u5316\u7b49\u3002\u8fd9\u4e9b\u53d8\u5316\u4f1a\u5f71\u54cd\u7cfb\u7edf\u7684\u7f51\u7edc\u8fde\u63a5\u548c\u901a\u4fe1\uff0c\u56e0\u6b64\u9700\u8981\u4e00\u4e2a\u4e13\u95e8\u7684\u8fdb\u7a0b\u6765\u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u72b6\u6001\uff0c\u5e76\u53ca\u65f6\u4f5c\u51fa\u76f8\u5e94\u7684\u5904\u7406\u3002 1.2 \u91cd\u8981\u6027\uff1a Linkwatch \u8fdb\u7a0b\u7684\u91cd\u8981\u6027\u5728\u4e8e\u63d0\u9ad8\u7cfb\u7edf\u7684\u7f51\u7edc\u7a33\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u901a\u8fc7\u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u72b6\u6001\uff0cLinkwatch \u80fd\u591f\u53ca\u65f6\u53d1\u73b0\u7f51\u7edc\u94fe\u8def\u7684\u53d8\u5316\uff0c\u5e76\u901a\u77e5\u7cfb\u7edf\u505a\u51fa\u76f8\u5e94\u7684\u8c03\u6574\u3002\u4f8b\u5982\uff0c\u5728\u7f51\u5361\u65ad\u5f00\u65f6\uff0cLinkwatch \u53ef\u4ee5\u901a\u77e5\u7cfb\u7edf\u505c\u6b62\u5bf9\u8be5\u7f51\u5361\u7684\u6570\u636e\u4f20\u8f93\u64cd\u4f5c\uff0c\u907f\u514d\u6570\u636e\u4e22\u5931\uff1b\u5728\u7f51\u7edc\u91cd\u65b0\u8fde\u63a5\u65f6\uff0cLinkwatch \u53ef\u4ee5\u91cd\u65b0\u5efa\u7acb\u7f51\u7edc\u8fde\u63a5\uff0c\u786e\u4fdd\u7f51\u7edc\u901a\u4fe1\u7545\u901a\u3002 \u4e8c\u3001\u5177\u4f53\u4ee3\u7801\u793a\u4f8b \u4e0b\u9762\u4ee5\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\u6765\u6f14\u793a\u5982\u4f55\u4f7f\u7528 Linkwatch \u8fdb\u7a0b\u6765\u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u7684\u72b6\u6001\u53d8\u5316\u3002\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u540d\u4e3a linkwatch.sh \u7684\u811a\u672c\uff0c\u7528\u4e8e\u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u7684\u53d8\u5316\u3002 #!\/bin\/bash # \u76d1\u63a7\u7f51\u7edc\u94fe\u8def\u72b6\u6001\u53d8\u5316 while true do LINK=$(cat \/sys\/class\/net\/eth0\/carrier) if [ $LINK -eq 0 ] […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-51499","post","type-post","status-publish","format-standard","hentry","category-os"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51499","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=51499"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/51499\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=51499"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=51499"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=51499"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}