{"id":1061,"date":"2022-04-10T23:09:11","date_gmt":"2022-04-10T15:09:11","guid":{"rendered":"https:\/\/www.zhiwanyuzhou.com\/?p=1061"},"modified":"2022-05-18T15:49:50","modified_gmt":"2022-05-18T07:49:50","slug":"coap%e5%8d%8f%e8%ae%ae%e7%ae%80%e4%bb%8b","status":"publish","type":"post","link":"https:\/\/www.zhiwanyuzhou.com\/index.php\/2022\/04\/10\/coap%e5%8d%8f%e8%ae%ae%e7%ae%80%e4%bb%8b\/","title":{"rendered":"CoAP\u534f\u8bae\u7b80\u4ecb"},"content":{"rendered":"\n

CoAP\u7ea6\u675f\u5e94\u7528\u534f\u8bae\uff08Constrained Application Protocol\uff09\u662f\u4e00\u79cd\u4e13\u7528\u4e8e\u53d7\u9650\u8bbe\u5907\u7684Internet\u5e94\u7528\u534f\u8bae\uff0c\u5982RFC7252\u6240\u5b9a\u4e49\uff0c\u5b83\u4f7f\u90a3\u4e9b\u88ab\u79f0\u4e3a\u201c\u8282\u70b9\u201d\u7684\u53d7\u7ea6\u675f\u8bbe\u5907\u80fd\u591f\u4f7f\u7528\u7c7b\u4f3c\u7684\u534f\u8bae\u4e0e\u66f4\u5e7f\u6cdb\u7684Internet\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n\n\n\n

\u76ee\u524d\u8d8a\u6765\u8d8a\u591a\u7684\u7269\u8054\u7f51\u667a\u80fd\u8bbe\u5907\u4e5f\u7528\u4e0a\u4e86\u6b64\u534f\u8bae\uff0c\u5982\u679c\u60f3\u8981\u5b8c\u5168\u7406\u89e3CoAP\u534f\u8bae\uff0c\u53ef\u4ee5\u53c2\u8003RFC7252\u6587\u6863\uff0c\u8fd9\u91cc\u6211\u4eec\u7528\u5de5\u5177\u3001\u4ee3\u7801\u548c\u6d41\u91cf\u6355\u83b7\u7684\u65b9\u5f0f\u6765\u7b80\u5355\u4e86\u89e3\u4e00\u4e0b\u6b64\u534f\u8bae\u3002<\/p>\n\n\n\n

\u9996\u5148\u6211\u4eec\u9700\u8981Linux\u7cfb\u7edf\u6765\u642d\u5efa\u670d\u52a1\u7aef<\/strong>\uff0c\u8fd9\u91cc\u4f7f\u7528\u7684\u662fUbuntu 20.04\uff08\u793a\u4f8bip\u4e3a192.168.182.128\uff09\uff1a<\/p>\n\n\n\n

# \u5b89\u88c5\u4f9d\u8d56\u5e93\u53ca\u5de5\u5177
sudo apt-get install libtool doxygen asciidoc libssl-dev make
# \u4e0b\u8f7dlibcoap\u6e90\u7801
git clone https:\/\/github.com\/obgm\/libcoap.git
# \u7f16\u8bd1\u3001\u5b89\u88c5
cd libcoap\/
.\/autogen.sh
.\/configure
make
sudo make install
# \u5f00\u542f5683\u7aef\u53e3\u8bbf\u95ee
sudo ufw allow 5683
# \u8fd0\u884c\u793a\u4f8b
cd examples\/
.\/coap-server<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u5ba2\u6237\u7aef<\/strong>\u8fd0\u884c\u5728Windows\u7cfb\u7edf\uff0c\u4f7f\u7528Firefox 55\uff08\u9ad8\u7248\u672c\u4e0d\u652f\u6301\uff09\u3001Copper\u63d2\u4ef6\uff0c\u70b9\u51fb\u8fd9\u91cc\u53ef\u4ee5\u4e0b\u8f7d<\/a>\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u5c06\u5b89\u88c5\u5305\u6587\u4ef6\u4e0b\u8f7d\u5b89\u88c5\u540e\uff08\u5efa\u8bae\u65ad\u7f51\u540e\u5b89\u88c5\u907f\u514d\u5347\u7ea7<\/em><\/strong>\uff09\uff0c\u628aextensions.7z\u89e3\u538b\u5230\u706b\u72d0\u6d4f\u89c8\u5668\u63d2\u4ef6\u6587\u4ef6\u5939\u4e0b\uff0c\u4e00\u822c\u8def\u5f84\u4e3a\uff1a<\/p>\n\n\n\n

C:\\Users\\\u7528\u6237\u540d\\AppData\\Roaming\\Mozilla\\Firefox\\Profiles\\\u968f\u673a\u5b57\u7b26\u4e32.default\\<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u76ee\u5f55\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u6253\u5f00\u6d4f\u89c8\u5668\uff0c\u5173\u95ed\u81ea\u52a8\u66f4\u65b0\uff0c\u907f\u514d\u5347\u7ea7\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u6253\u5f00\u9644\u52a0\u7ec4\u4ef6\u7ba1\u7406\u5668\uff0c\u542f\u7528Copper\u63d2\u4ef6\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u91cd\u542f\u6d4f\u89c8\u5668\u540e\uff0c\u5373\u53ef\u4f7f\u7528Copper\u63d2\u4ef6\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u53ef\u4ee5\u70b9\u51fb\u5de6\u4e0a\u89d2\u7684Discover\u6309\u94ae\u53d1\u9001\u8d44\u6e90\u53d1\u73b0\u8bf7\u6c42\uff1a<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u4f7f\u7528Wireshark\u6293\u5305\u53ef\u4ee5\u89c2\u5bdf\u6d41\u91cf\uff08\u7aef\u53e35683\uff0cudp\u534f\u8bae<\/strong>\uff09\uff0c\u8bf7\u6c42\u5305\u662fGET\uff0curl\u4e3a\/.well-known\/core<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

GET \u8fd4\u56de\u5305\uff0c2.05 Content \u8fd9\u4e2a\u54cd\u5e94\u7801\u7c7b\u4f3cHTTP\u7684\u54cd\u5e94\u7801200\uff08\u201cOK\u201d\uff09\uff0c\u4f46\u4ec5\u7528\u4e8eGET\u8bf7\u6c42\u7684\u54cd\u5e94\u3002<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u8bf7\u6c42\u7801\u5bf9\u5e94\u8868\u683c\uff1a<\/p>\n\n\n\n

\u5e8f\u53f7<\/td>\u8bf7\u6c42<\/td>\u62a5\u6587\u7b2c2\u4e2a\u5b57\u8282<\/td>\u8bf4\u660e<\/td><\/tr>
1<\/td>GET<\/td>0x01<\/td>\u6839\u636e\u8bf7\u6c42URI\u5b9a\u4f4d\u8d44\u6e90\uff0c\u4ece\u76f8\u7b26\u5408\u7684\u4fe1\u606f\u4e2d\u83b7\u53d6\u5bf9\u5e94\u7684\u8868\u73b0<\/td><\/tr>
2<\/td>POST<\/td>0x02<\/td>\u521b\u5efa\u65b0\u8d44\u6e90\u6216\u8005\u66f4\u65b0\u76ee\u6807\u8d44\u6e90<\/td><\/tr>
3<\/td>PUT<\/td>0x03<\/td>\u66f4\u65b0\u6216\u521b\u5efa\u7531\u8bf7\u6c42URI\u5b9a\u4f4d\u7684\u8d44\u6e90<\/td><\/tr>
4<\/td>DELETE<\/td>0x04<\/td>\u5220\u9664\u7531\u8bf7\u6c42URI\u5b9a\u4f4d\u7684\u8d44\u6e90<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u54cd\u5e94\u7801\u6709\u4ee5\u4e0b\u51e0\u79cd\uff1a<\/p>\n\n\n\n

Success 2.xx \u4ee3\u8868\u5ba2\u6237\u7aef\u8bf7\u6c42\u88ab\u6210\u529f\u63a5\u6536\u5e76\u88ab\u6210\u529f\u5904\u7406
Client Error 4.xx \u4ee3\u8868\u5ba2\u6237\u7aef\u8bf7\u6c42\u6709\u9519\u8bef\uff0c\u6bd4\u5982\u53c2\u6570\u9519\u8bef\u7b49
Server Error 5.xx \u4ee3\u8868\u670d\u52a1\u5668\u5728\u6267\u884c\u5ba2\u6237\u7aef\u8bf7\u6c42\u65f6\u51fa\u9519<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u5e38\u89c1\u54cd\u5e94\u7801\u793a\u4f8b\u5bf9\u5e94\u8868\u683c\uff1a<\/p>\n\n\n\n

\u5e8f\u53f7<\/td>\u54cd\u5e94\u7801<\/td>\u62a5\u6587\u7b2c2\u4e2a\u5b57\u8282<\/td>\u8bf4\u660e<\/td><\/tr>
1<\/td>2.05<\/td>0x45<\/td>Content \u8fd9\u4e2a\u54cd\u5e94\u7801\u7c7b\u4f3cHTTP\u7684\u54cd\u5e94\u7801200\uff08\u201cOK\u201d\uff09\uff0c\u4f46\u4ec5\u7528\u4e8eGET\u8bf7\u6c42\u7684\u54cd\u5e94\u3002<\/td><\/tr>
2<\/td>4.05<\/td>0x85<\/td>Method Not Allowed \u8fd9\u4e2a\u54cd\u5e94\u7801\u7c7b\u4f3cHTTP\u7684\u54cd\u5e94\u7801405\uff08\u201cMethod Not Allowed\u201d\uff09\uff0c\u4f46\u5e76\u6ca1\u6709\u7c7b\u4f3c\u7684Allow\u5934\u90e8\u3002<\/td><\/tr>
3<\/td>5.05<\/td>0xA5<\/td>Proxying Not Supported \u8bf7\u6c42\u4e2d\u5305\u542bProxy-Uri\u9009\u9879\u6216\u8005\u4f7f\u7528Proxy-Scheme\uff0c\u4f46\u662f\u670d\u52a1\u7aef\u65e0\u6cd5\uff08\u6216\u8005\u4e0d\u613f\u610f\uff09\u4e3a\u5176\u6307\u5b9a\u7684URI\u505a\u6b63\u5411\u4ee3\u7406\u3002<\/td><\/tr>
3<\/td>0<\/td>0<\/td>Empty Message\uff0c\u7a7a\u4fe1\u606f\uff0c\u4e00\u822c\u7528\u4e8ePING<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

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

\u53c2\u8003\u94fe\u63a5\uff1a
https:\/\/blog.csdn.net\/li_c_yang\/article\/details\/118803476<\/a><\/p>\n\n\n\n

https:\/\/github.com\/WildDogTeam\/contribute\/blob\/master\/source\/RFC7252-%E3%80%8A%E5%8F%97%E9%99%90%E5%BA%94%E7%94%A8%E5%8D%8F%E8%AE%AE%E3%80%8B%E4%B8%AD%E6%96%87%E7%89%88.md<\/a><\/p>\n\n\n\n

https:\/\/blog.csdn.net\/song_lee\/article\/details\/105599391<\/a><\/p>\n\n\n\n

https:\/\/blog.csdn.net\/q361750389\/article\/details\/85409702\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

CoAP\u7ea6\u675f\u5e94\u7528\u534f\u8bae\uff08Constrained Application Protocol\uff09\u662f\u4e00\u79cd\u4e13\u7528\u4e8e\u53d7\u9650\u8bbe\u5907\u7684Internet\u5e94\u7528\u534f\u8bae\uff0c\u5982RFC7252\u6240\u5b9a\u4e49\uff0c\u5b83\u4f7f\u90a3\u4e9b\u88ab\u79f0\u4e3a\u201c\u8282\u70b9\u201d\u7684\u53d7\u7ea6\u675f\u8bbe\u5907\u80fd\u591f\u4f7f\u2026<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[11],"tags":[],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":5}},"_links":{"self":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts\/1061"}],"collection":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/comments?post=1061"}],"version-history":[{"count":10,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts\/1061\/revisions"}],"predecessor-version":[{"id":1083,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/posts\/1061\/revisions\/1083"}],"wp:attachment":[{"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/media?parent=1061"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/categories?post=1061"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhiwanyuzhou.com\/index.php\/wp-json\/wp\/v2\/tags?post=1061"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}