{"id":125533,"date":"2024-10-25T23:25:21","date_gmt":"2024-10-25T15:25:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/125533\/"},"modified":"2024-10-25T23:25:21","modified_gmt":"2024-10-25T15:25:21","slug":"redis-%e5%bf%ab%e9%80%9f%e8%a8%aa%e5%95%8f-plcdb","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/125533\/","title":{"rendered":"Redis \u5feb\u901f\u8a2a\u554f PLCDB"},"content":{"rendered":"<h1 id=\"redis-%e5%bf%ab%e9%80%9f%e8%a8%aa%e5%95%8f-plcdb-mbAoJZJSWQ\">Redis \u5feb\u901f\u8a2a\u554f PLCDB<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5feb\u901f\u548c\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u5c0d\u65bc\u4f01\u696d\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6027\u80fd\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u61c9\u7528\u7a0b\u5e8f\u7684\u9996\u9078\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u8a2a\u554f\u548c\u9ad8\u4e26\u767c\u7684\u5834\u666f\u4e2d\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528 Redis \u5feb\u901f\u8a2a\u554f PLCDB\uff08Programmable Logic Controller Database\uff09\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis%ef%bc%9f-mbAoJZJSWQ\">\u4ec0\u9ebc\u662f Redis\uff1f<\/h2>\n<p>Redis \u662f\u4e00\u7a2e\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u5167\u5b58\u5b58\u53d6\u548c\u6301\u4e45\u5316\u529f\u80fd\uff0cRedis \u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u5206\u6790\u7b49\u5834\u666f\u3002<\/p>\n<h2 id=\"plcdb-%e7%9a%84%e6%a6%82%e5%bf%b5-mbAoJZJSWQ\">PLCDB \u7684\u6982\u5ff5<\/h2>\n<p>PLCDB \u662f\u6307\u53ef\u7de8\u7a0b\u908f\u8f2f\u63a7\u5236\u5668\u6578\u64da\u5eab\uff0c\u901a\u5e38\u7528\u65bc\u5de5\u696d\u81ea\u52d5\u5316\u7cfb\u7d71\u4e2d\u3002\u5b83\u5b58\u5132\u4e86 PLC \u7684\u904b\u884c\u72c0\u614b\u3001\u8f38\u5165\u8f38\u51fa\u4fe1\u865f\u4ee5\u53ca\u5176\u4ed6\u76f8\u95dc\u6578\u64da\u3002\u7531\u65bc PLC \u901a\u5e38\u9700\u8981\u5be6\u6642\u8655\u7406\u5927\u91cf\u6578\u64da\uff0c\u56e0\u6b64\u5feb\u901f\u8a2a\u554f\u9019\u4e9b\u6578\u64da\u5c0d\u65bc\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87-redis-%e4%be%86%e8%a8%aa%e5%95%8f-plcdb%ef%bc%9f-mbAoJZJSWQ\">\u70ba\u4ec0\u9ebc\u9078\u64c7 Redis \u4f86\u8a2a\u554f PLCDB\uff1f<\/h2>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u7684\u5167\u5b58\u5b58\u5132\u7279\u6027\u4f7f\u5176\u80fd\u5920\u4ee5\u5fae\u79d2\u7d1a\u7684\u5ef6\u9072\u8a2a\u554f\u6578\u64da\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u5feb\u901f\u53cd\u61c9\u7684 PLC \u7cfb\u7d71\u5c24\u70ba\u91cd\u8981\u3002<\/li>\n<li><strong>\u652f\u6301\u9ad8\u4e26\u767c\uff1a<\/strong>Redis \u80fd\u5920\u8655\u7406\u5927\u91cf\u7684\u4e26\u767c\u8acb\u6c42\uff0c\u9019\u4f7f\u5f97\u5b83\u975e\u5e38\u9069\u5408\u7528\u65bc\u9700\u8981\u540c\u6642\u8a2a\u554f PLCDB \u7684\u5834\u666f\u3002<\/li>\n<li><strong>\u6578\u64da\u6301\u4e45\u5316\uff1a<\/strong>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u6301\u4e45\u5316\u9078\u9805\uff0c\u78ba\u4fdd\u6578\u64da\u5728\u7cfb\u7d71\u91cd\u555f\u5f8c\u4e0d\u6703\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-redis-%e8%a8%aa%e5%95%8f-plcdb-mbAoJZJSWQ\">\u5982\u4f55\u4f7f\u7528 Redis \u8a2a\u554f PLCDB<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528 Redis \u8a2a\u554f PLCDB \u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e5%ae%89%e8%a3%9d-redis-mbAoJZJSWQ\">1. \u5b89\u88dd Redis<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5728\u60a8\u7684\u4f3a\u670d\u5668\u4e0a\u5b89\u88dd Redis\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u9032\u884c\u5b89\u88dd\uff1a<\/p>\n<pre><code>sudo apt-get update\nsudo apt-get install redis-server<\/code><\/pre>\n<h3 id=\"2-%e9%85%8d%e7%bd%ae-redis-mbAoJZJSWQ\">2. \u914d\u7f6e Redis<\/h3>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u7de8\u8f2f\u914d\u7f6e\u6587\u4ef6\u4f86\u8a2d\u7f6e Redis\u3002\u914d\u7f6e\u6587\u4ef6\u901a\u5e38\u4f4d\u65bc \/etc\/redis\/redis.conf\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u9700\u8981\u8abf\u6574\u5167\u5b58\u9650\u5236\u3001\u6301\u4e45\u5316\u9078\u9805\u7b49\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-redis-%e5%ae%a2%e6%88%b6%e7%ab%af%e9%80%a3%e6%8e%a5-mbAoJZJSWQ\">3. \u4f7f\u7528 Redis \u5ba2\u6236\u7aef\u9023\u63a5<\/h3>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528 Redis \u63d0\u4f9b\u7684\u547d\u4ee4\u884c\u5ba2\u6236\u7aef\u6216\u5176\u4ed6\u7de8\u7a0b\u8a9e\u8a00\u7684\u5ba2\u6236\u7aef\u5eab\u4f86\u9023\u63a5 Redis\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528 Python \u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230 Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u8a2d\u7f6e PLCDB \u6578\u64da\nr.set('PLC:1:status', 'running')\n\n# \u7372\u53d6 PLCDB \u6578\u64da\nstatus = r.get('PLC:1:status')\nprint(status.decode('utf-8'))<\/code><\/pre>\n<h3 id=\"4-%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b%e7%9a%84%e9%81%b8%e6%93%87-mbAoJZJSWQ\">4. \u6578\u64da\u7d50\u69cb\u7684\u9078\u64c7<\/h3>\n<p>\u6839\u64da PLCDB \u7684\u9700\u6c42\uff0c\u60a8\u53ef\u4ee5\u9078\u64c7\u4e0d\u540c\u7684 Redis \u6578\u64da\u7d50\u69cb\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u54c8\u5e0c\u4f86\u5b58\u5132\u6bcf\u500b PLC \u7684\u591a\u500b\u5c6c\u6027\uff1a<\/p>\n<pre><code>r.hset('PLC:1', mapping={'status': 'running', 'temperature': 75})\ntemperature = r.hget('PLC:1', 'temperature')\nprint(temperature.decode('utf-8'))<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-mbAoJZJSWQ\">\u7d50\u8ad6<\/h2>\n<p>\u4f7f\u7528 Redis \u4f86\u5feb\u901f\u8a2a\u554f PLCDB \u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u5b58\u53d6\u7684\u6548\u7387\uff0c\u9084\u80fd\u652f\u6301\u9ad8\u4e26\u767c\u7684\u9700\u6c42\u3002\u901a\u904e\u5408\u7406\u7684\u914d\u7f6e\u548c\u4f7f\u7528\uff0cRedis \u53ef\u4ee5\u6210\u70ba\u5de5\u696d\u81ea\u52d5\u5316\u7cfb\u7d71\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72 Redis \u548c PLCDB\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u5730\u5340\u7684\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5feb\u901f\u8a2a\u554f PLCDB \u7684 Redis \u63d0\u4f9b\u9ad8\u6548\u80fd\u6578\u64da\u5b58\u53d6\uff0c\u63d0\u5347\u7cfb\u7d71\u97ff\u61c9\u901f\u5ea6\uff0c\u9069\u5408\u5373\u6642\u6578\u64da\u8655\u7406\u9700\u6c42\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-125533","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125533","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=125533"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125533\/revisions"}],"predecessor-version":[{"id":125534,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/125533\/revisions\/125534"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=125533"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=125533"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=125533"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}