{"id":331,"date":"2021-07-28T14:49:21","date_gmt":"2021-07-28T06:49:21","guid":{"rendered":"http:\/\/egonlin.com\/?p=331"},"modified":"2022-04-26T11:32:11","modified_gmt":"2022-04-26T03:32:11","slug":"%e5%9b%9b%e5%b1%82%e8%b4%9f%e8%bd%bd%e5%9d%87%e8%a1%a1","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=331","title":{"rendered":"\u56db\u5c42\u8d1f\u8f7d\u5747\u8861"},"content":{"rendered":"

\u4e00\u3001\u56db\u5c42\u8d1f\u8f7d\u5747\u8861<\/h2>\n

1.\u4ec0\u4e48\u662f\u56db\u5c42\u8d1f\u8f7d\u5747\u8861<\/h3>\n
\u6240\u8c13\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\uff0c\u4e5f\u5c31\u662f\u4e3b\u8981\u901a\u8fc7\u62a5\u6587\u4e2d\u7684\u76ee\u6807\u5730\u5740\u548c\u7aef\u53e3\uff0c\u518d\u52a0\u4e0a\u8d1f\u8f7d\u5747\u8861\u8bbe\u5907\u8bbe\u7f6e\u7684\u670d\u52a1\u5668\u9009\u62e9\u65b9\u5f0f\uff0c\u51b3\u5b9a\u6700\u7ec8\u9009\u62e9\u7684\u5185\u90e8\u670d\u52a1\u5668\u3002\n\u4ee5\u5e38\u89c1\u7684TCP\u4e3a\u4f8b\uff0c\u8d1f\u8f7d\u5747\u8861\u8bbe\u5907\u5728\u63a5\u6536\u5230\u7b2c\u4e00\u4e2a\u6765\u81ea\u5ba2\u6237\u7aef\u7684SYN \u8bf7\u6c42\u65f6\uff0c\u9009\u62e9\u4e00\u4e2a\u6700\u4f73\u7684\u670d\u52a1\u5668\uff0c\u5e76\u5bf9\u62a5\u6587\u4e2d\u76ee\u6807IP\u5730\u5740\u8fdb\u884c\u4fee\u6539(\u6539\u4e3a\u540e\u7aef\u670d\u52a1\u5668IP\uff09\uff0c\u76f4\u63a5\u8f6c\u53d1\u7ed9\u8be5\u670d\u52a1\u5668\u3002TCP\u7684\u8fde\u63a5\u5efa\u7acb\uff0c\u5373\u4e09\u6b21\u63e1\u624b\u662f\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u76f4\u63a5\u5efa\u7acb\u7684\uff0c\u8d1f\u8f7d\u5747\u8861\u8bbe\u5907\u53ea\u662f\u8d77\u5230\u4e00\u4e2a\u7c7b\u4f3c\u8def\u7531\u5668\u7684\u8f6c\u53d1\u52a8\u4f5c\u3002\u5728\u67d0\u4e9b\u90e8\u7f72\u60c5\u51b5\u4e0b\uff0c\u4e3a\u4fdd\u8bc1\u670d\u52a1\u5668\u56de\u5305\u53ef\u4ee5\u6b63\u786e\u8fd4\u56de\u7ed9\u8d1f\u8f7d\u5747\u8861\u8bbe\u5907\uff0c\u5728\u8f6c\u53d1\u62a5\u6587\u7684\u540c\u65f6\u53ef\u80fd\u8fd8\u4f1a\u5bf9\u62a5\u6587\u539f\u6765\u7684\u6e90\u5730\u5740\u8fdb\u884c\u4fee\u6539\u3002<\/code><\/pre>\n
\"\"<\/div><\/p>\n
2.\u5e94\u7528\u573a\u666f<\/h3>\n
1.\u56db\u5c42+\u4e03\u5c42\u6765\u505a\u8d1f\u8f7d\u5747\u8861\uff0c\u56db\u5c42\u53ef\u4ee5\u4fdd\u8bc1\u4e03\u5c42\u7684\u8d1f\u8f7d\u5747\u8861\u7684\u9ad8\u53ef\u7528\u6027\uff1b\n2.\u8d1f\u8f7d\u5747\u8861\u53ef\u4ee5\u505a\u7aef\u53e3\u8f6c\u53d1\n3.\u6570\u636e\u5e93\u8bfb\u5199\u5206\u79bb<\/code><\/pre>\n
3.\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\u7279\u70b9<\/h3>\n
1.\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\u4ec5\u80fd\u8f6c\u53d1TCP\/IP\u534f\u8bae\u3001UDP\u534f\u8bae\u3001\u901a\u5e38\u7528\u6765\u8f6c\u53d1\u7aef\u53e3\uff0c\u5982\uff1atcp\/22\u3001udp\/53\uff1b\n2.\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\u53ef\u4ee5\u7528\u6765\u89e3\u51b3\u4e03\u5c42\u8d1f\u8f7d\u5747\u8861\u7aef\u53e3\u9650\u5236\u95ee\u9898\uff1b\uff08\u4e03\u5c42\u8d1f\u8f7d\u5747\u8861\u6700\u5927\u4f7f\u752865535\u4e2a\u7aef\u53e3\u53f7\uff09\n3.\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\u53ef\u4ee5\u89e3\u51b3\u4e03\u5c42\u8d1f\u8f7d\u5747\u8861\u9ad8\u53ef\u7528\u95ee\u9898\uff1b\uff08\u591a\u53f0\u540e\u7aef\u4e03\u5c42\u8d1f\u8f7d\u5747\u8861\u80fd\u540c\u65f6\u7684\u4f7f\u7528\uff09\n4.\u56db\u5c42\u7684\u8f6c\u53d1\u6548\u7387\u6bd4\u4e03\u5c42\u7684\u9ad8\u5f97\u591a\uff0c\u4f46\u4ec5\u652f\u6301tcp\/ip\u534f\u8bae\uff0c\u4e0d\u652f\u6301http\u548chttps\u534f\u8bae\uff1b\n5.\u901a\u5e38\u5927\u5e76\u53d1\u573a\u666f\u901a\u5e38\u4f1a\u9009\u62e9\u4f7f\u7528\u5728\u4e03\u5c42\u8d1f\u8f7d\u524d\u9762\u589e\u52a0\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\u3002<\/code><\/pre>\n
\u4e8c\u3001\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\u5b9e\u8df5<\/h2>\n
1.\u73af\u5883\u51c6\u5907<\/h3>\n\n\n\n\n\n\n\n
\u4e3b\u673a<\/th>\nIP<\/th>\n\u8eab\u4efd<\/th>\n<\/tr>\n<\/thead>\n
lb4<\/td>\n172.16.1.3\uff0c10.0.0.3<\/td>\n\u56db\u5c42\u8d1f\u8f7d\u5747\u8861<\/td>\n<\/tr>\n
lb01<\/td>\n172.16.1.4\uff0c10.0.0.4<\/td>\n\u4e03\u5c42\u8d1f\u8f7d\u5747\u8861<\/td>\n<\/tr>\n
lb02<\/td>\n172.16.1.5\uff0c10.0.0.5<\/td>\n\u4e03\u5c42\u8d1f\u8f7d\u5747\u8861<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
2.\u6d4b\u8bd5lb01<\/h3>\n
lb01\u8d1f\u8f7d\u5747\u8861\u786e\u8ba4\u6ca1\u6709\u95ee\u9898<\/code><\/pre>\n
3.lb4\u548clb02\u642d\u5efanginx<\/h3>\n
1.\u914d\u7f6eyum\u6e90\n2.\u5b89\u88c5\n3.\u914d\u7f6enginx\n4.\u521b\u5efa\u7528\u6237\n5.\u542f\u52a8<\/code><\/pre>\n
4.\u5c06lb01\u914d\u7f6e\u540c\u6b65\u5230lb02<\/h3>\n
[root@lb01 ~]# scp \/etc\/nginx\/conf.d\/* 172.16.1.5:\/etc\/nginx\/conf.d\/\n[root@lb01 ~]# scp \/etc\/nginx\/proxy_params 172.16.1.5:\/etc\/nginx\/<\/code><\/pre>\n
5.\u6d4b\u8bd5lb02\u7684\u8d1f\u8f7d\u5747\u8861<\/h3>\n
[root@lb02 ~]# nginx -t\nnginx: the configuration file \/etc\/nginx\/nginx.conf syntax is ok\nnginx: configuration file \/etc\/nginx\/nginx.conf test is successful\n[root@lb02 ~]# systemctl restart nginx\n\n#\u914d\u7f6ehosts\u6d4b\u8bd5\n10.0.0.5 linux.wp.com<\/code><\/pre>\n
6.\u914d\u7f6e\u56db\u5c42\u8d1f\u8f7d\u5747\u8861<\/h3>\n
1\uff09\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\u8bed\u6cd5<\/h4>\n
Syntax: stream { ... }\nDefault:    \u2014\nContext:    main\n\n#\u793a\u4f8b\uff1a\u56db\u5c42\u8d1f\u8f7d\u5747\u8861stream\u6a21\u5757\u8ddfhttp\u6a21\u5757\u5728\u540c\u4e00\u7ea7\u522b\uff0c\u4e0d\u80fd\u914d\u7f6e\u5728http\u91cc\u9762\nstream {\n    upstream backend {\n        server backend1.example.com:12345 weight=5;\n        server 127.0.0.1:12345            max_fails=3 fail_timeout=30s;\n    }\n\n    server {\n        listen 12345;\n        proxy_connect_timeout 1s;\n        proxy_timeout 3s;\n        proxy_pass backend;\n    }\n}<\/code><\/pre>\n
2\uff09\u914d\u7f6enginx\u4e3b\u914d\u7f6e\u6587\u4ef6<\/h4>\n
[root@lb4 ~]# vim \/etc\/nginx\/nginx.conf\n#\u6ce8\u91cahttp\u5c42\u6240\u6709\u5185\u5bb9\nuser  www;\nworker_processes  1;\nerror_log  \/var\/log\/nginx\/error.log warn;\npid        \/var\/run\/nginx.pid;\nevents {\n    worker_connections  1024;\n}\n#\u6dfb\u52a0\u4e00\u4e2a\u5305\u542b\u6587\u4ef6\ninclude \/etc\/nginx\/conf.c\/*.conf;\n#http {\n#    include       \/etc\/nginx\/mime.types;\n#    default_type  application\/octet-stream;\n#    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '\n#                      '$status $body_bytes_sent "$http_referer" '\n#                      '"$http_user_agent" "$http_x_forwarded_for"';\n#    access_log  \/var\/log\/nginx\/access.log  main;\n#    sendfile        on;\n#    #tcp_nopush     on;\n#    keepalive_timeout  65;\n#    #gzip  on;\n#    include \/etc\/nginx\/conf.d\/*.conf;\n#}<\/code><\/pre>\n
3\uff09\u914d\u7f6e\u56db\u5c42\u8d1f\u8f7d\u5747\u8861<\/h4>\n
#\u521b\u5efa\u76ee\u5f55\n[root@lb4 ~]# mkdir \/etc\/nginx\/conf.c\n\n#\u914d\u7f6e\n[root@lb4 ~]# vim \/etc\/nginx\/conf.c\/linux.lb4.com.conf\nstream {\n    upstream lbserver {\n        server 10.0.0.4:80;\n        server 10.0.0.5:80;\n    }\n\n    server {\n        listen 80;\n        proxy_pass lbserver;\n        proxy_connect_timeout 1s;\n        proxy_timeout 3s;\n    }\n}<\/code><\/pre>\n
4\uff09\u542f\u52a8\u670d\u52a1<\/h4>\n
[root@lb4 ~]# nginx -t\nnginx: the configuration file \/etc\/nginx\/nginx.conf syntax is ok\nnginx: configuration file \/etc\/nginx\/nginx.conf test is successful\n[root@lb4 ~]# systemctl start nginx<\/code><\/pre>\n
5\uff09\u914d\u7f6ehosts\u8bbf\u95ee<\/h4>\n
10.0.0.3 linux.wp.com linux.lb.com\n\n#\u8bbf\u95ee\nhttp:\/\/linux.wp.com\/<\/code><\/pre>\n
6\uff09\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\u914d\u7f6e\u65e5\u5fd7<\/h4>\n
#\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\u662f\u6ca1\u6709access\u7684\u65e5\u5fd7\u7684\uff0c\u56e0\u4e3a\u5728nginx.conf\u7684\u914d\u7f6e\u4e2d\uff0caccess\u7684\u65e5\u5fd7\u683c\u5f0f\u662f\u914d\u7f6e\u5728http\u4e0b\u7684\uff0c\u800c\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\u914d\u7f6e\u662f\u5728http\u4ee5\u5916\u7684\uff1b\n\n#\u5982\u679c\u9700\u8981\u65e5\u5fd7\u5219\u9700\u8981\u914d\u7f6e\u5728stream\u4e0b\u9762\n[root@lb4 ~]# vim \/etc\/nginx\/conf.c\/linux.lb4.com.conf\nstream {\n    log_format  proxy '$remote_addr $remote_port - [$time_local] $status $protocol '\n                  '"$upstream_addr" "$upstream_bytes_sent" "$upstream_connect_time"';\n    access_log \/var\/log\/nginx\/proxy.log proxy;\n\n    upstream lbserver {\n        server 10.0.0.4:80;\n        server 10.0.0.5:80;\n    }\n\n    server {\n        listen 80;\n        proxy_pass lbserver;\n        proxy_connect_timeout 1s;\n        proxy_timeout 3s;\n    }\n}\n\n#\u67e5\u770b\u6240\u6709web\u670d\u52a1\u5668\u65e5\u5fd7\n[root@web01 ~]# tail -f \/var\/log\/nginx\/access.log\n[root@web02 ~]# tail -f \/var\/log\/nginx\/access.log<\/code><\/pre>\n
\u4e09\u3001\u56db\u5c42\u8d1f\u8f7d\u7aef\u53e3\u8f6c\u53d1<\/h2>\n
1.\u8bf7\u6c42\u8d1f\u8f7d\u5747\u8861\u76845555\u7aef\u53e3\uff0c\u8df3\u8f6c\u5230web01\u768422\u7aef\u53e3<\/h3>\n
#\u7b80\u5355\u914d\u7f6e\nstream {\n    server {\n        listen 5555;\n        proxy_pass 172.16.1.7:22;\n    }\n}\n\n#\u4e00\u822c\u914d\u7f6e\nstream {\n    upstream ssh_7 {\n        server 10.0.0.7:22;\n    }\n\n    server {\n        listen 5555;\n        proxy_pass ssh_7;\n    }\n}<\/code><\/pre>\n
2.\u8bf7\u6c42\u8d1f\u8f7d\u5747\u8861\u76846666\u7aef\u53e3\uff0c\u8df3\u8f6c\u81f3172.16.1.51:3306<\/h3>\n
stream {\n    upstream db_51 {\n        server 172.16.1.51:3306;\n    }\n\n    server {\n        listen 6666;\n        proxy_pass db_51;\n    }\n}<\/code><\/pre>\n
3.\u6570\u636e\u5e93\u4ece\u5e93\u7684\u8d1f\u8f7d\u5747\u8861<\/h3>\n
stream {\n    upstream dbserver {\n        server 172.16.1.51:3306;\n        server 172.16.1.52:3306;\n        server 172.16.1.53:3306;\n        server 172.16.1.54:3306;\n        server 172.16.1.55:3306;\n        server 172.16.1.56:3306;\n    }\n\n    server {\n        listen 5555;\n        proxy_pass dbserver;\n    }\n}<\/code><\/pre>\n
\u56db\u3001\u52a8\u9759\u5206\u79bb<\/h2>\n
<\/div>
\u67e5\u770b\u66f4\u591a<\/h2>
\u8054\u7cfb\u7ba1\u7406\u5458\u5fae\u4fe1tutu19192010\uff0c\u6ce8\u518c\u8d26\u53f7<\/p>\n<\/div>
<\/div>
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Register<\/a><\/div>
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<\/div>","protected":false},"excerpt":{"rendered":"
\u4e00\u3001\u56db\u5c42\u8d1f\u8f7d\u5747\u8861 1.\u4ec0\u4e48\u662f\u56db\u5c42\u8d1f\u8f7d\u5747\u8861 \u6240\u8c13\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\uff0c\u4e5f\u5c31\u662f\u4e3b\u8981\u901a\u8fc7\u62a5\u6587\u4e2d\u7684\u76ee\u6807\u5730\u5740\u548c\u7aef\u53e3\uff0c\u518d\u52a0\u4e0a\u8d1f\u8f7d\u5747 […]<\/p>\n","protected":false},"author":3,"featured_media":253,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[21,19,58,22,57,20],"_links":{"self":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/331"}],"collection":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=331"}],"version-history":[{"count":0,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/331\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/media\/253"}],"wp:attachment":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=331"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=331"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=331"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}