{"id":124296,"date":"2020-06-23T08:51:56","date_gmt":"2020-06-23T00:51:56","guid":{"rendered":"http:\/\/4563.org\/?p=124296"},"modified":"2020-06-23T08:51:56","modified_gmt":"2020-06-23T00:51:56","slug":"%e8%bf%99%e6%a0%b7%e6%83%85%e5%86%b5%e4%b8%8b%e7%9a%84-nat-%e6%9c%8d%e5%8a%a1%e5%99%a8%e5%a6%82%e4%bd%95%e5%81%9a-ha%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=124296","title":{"rendered":"\u8fd9\u6837\u60c5\u51b5\u4e0b\u7684 NAT \u670d\u52a1\u5668\u5982\u4f55\u505a HA\uff1f"},"content":{"rendered":"
\n
\n
\n

\u8fd9\u6837\u60c5\u51b5\u4e0b\u7684 NAT \u670d\u52a1\u5668\u5982\u4f55\u505a HA\uff1f <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : saytesnake <\/span> <\/i> 7<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
\u4e00\u4e2a\u5ba2\u6237\u7684\u60c5\u51b5\u662f\u8fd9\u6837\u7684\uff0c<\/p>\n

\u81ea\u5df1\u7684\u4e00\u4e2a VMware \u73af\u5883\uff0c\u6258\u7ba1\u5728\u673a\u623f\uff0c\u7f51\u7edc\u62d3\u6251\u4e5f\u5f88\u7b80\u5355\uff0c<\/p>\n

\u673a\u623f BGP –> \u4ea4\u6362\u673a –> N \u53f0 ESXi\uff0c\u5176\u5b83\u7ec6\u8282\u7684\u5ffd\u7565\u3002<\/p>\n

\u673a\u623f\u7684 BGP \u6709\u4e00\u4e2a\u4e3b IP\uff0c\u989d\u5916\u9001\u4e86\u4e24\u4e2a\u72ec\u7acb IP\uff0c\u4e0e\u4e3b IP \u5171\u4eab\u5e26\u5bbd\u3002<\/p>\n

\u5ba2\u6237\u5728 vCenter \u4e0a\u521b\u5efa\u4e86\u4e00\u53f0\u865a\u62df\u673a\uff0c\u5f53\u6210\u7f51\u5173\u670d\u52a1\u5668\uff0c\u5373 SNAT\/DNAT\uff0c\u5f04\u4e86\u56db\u4e2a\u7f51\u5361\uff0c\u4f8b\u5982\uff1a<\/p>\n

eth0\uff1a192.168.1.254
eth1\uff1a1.1.1.1
eth2\uff1a2.2.2.2
eth3\uff1a3.3.3.3<\/p>\n

SNAT \u8d70 1.1.1.1 \u7ed9\u5230\u5185\u7f51\u5176\u5b83\u670d\u52a1\u5668\u4e0a\u7f51\uff0cDNAT \u770b\u60c5\u51b5\u6709\u7684\u662f\u4e00\u5bf9\u4e00\u5230\u67d0\u53f0\u5185\u7f51\u673a\uff0c\u6709\u7684\u662f 80\/443 \u6216\u5176\u5b83\u7aef\u53e3\u5230\u67d0\u53f0\u673a\u5668\uff0c\u4e09\u4e2a\u5916\u7f51 IP \u90fd\u6709\u8d70\u3002<\/p>\n

\u8fd9\u53f0\u7f51\u5173\u670d\u52a1\u5668\u7cfb\u7edf\u662f CentOS 7 Minimal\uff0c\u5f88\u5e72\u51c0\uff0ciptables\uff0cssh \u8d70 key\uff0cfail2ban\uff0c\u5b89\u5168\u65b9\u9762\u8fd8\u884c\u3002<\/p>\n

\u73b0\u5728\u5ba2\u6237\u8bf4\u867d\u7136\u76ee\u524d\u4e3a\u6b62\uff0c\u8fd9\u53f0 192.168.1.254 \u5f88\u7a33\u5b9a\uff0c\u4f46\u4e5f\u8003\u8651\u5230\u4e07\u4e00\u6302\u4e86\uff0c\u751a\u81f3\u662f\u5bf9\u5e94\u7684 ESXi \u6302\u4e86\uff0c\u5168\u65e0\u8865\u6551\u63aa\u65bd\uff0c\u60f3\u505a\u4e00\u4e2a HA \u3002<\/p>\n

\u663e\u7136\u8fd9\u6837\u7684\u8bbe\u8ba1\u662f\u8003\u8651\u5230\u6210\u672c\u7684\u95ee\u9898\uff0c\u4e5f\u4e0d\u80fd\u8ddf\u5ba2\u6237\u8bf4\u5565\u76f4\u63a5\u4e0a\u4e24\u53f0 F5 \u4e4b\u7c7b\u7684…\u5c31\u662f\u8fd9\u4e2a 192.168.1.254 \uff0c\u5e94\u8be5\u600e\u4e48\u505a\u4e00\u4e2a HA \u6bd4\u8f83\u5408\u9002…\u5982\u679c\u662f KA+LVS-NAT \u8fd9\u6837\u5f04\u7684\u8bdd\uff0c\u591a\u7f51\u5361\u591a IP \u600e\u4e48\u529e… <\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (14<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : fredcc <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u7269\u7406\u5bbf\u4e3b\u673a\u662f\u591a\u53f0\u4e48\uff0c\u5982\u679c\u4e0d\u662f\u7f51\u5173\u673a\u5668\u505a\u4e2a\u5feb\u7167\uff0cVMware \u5c42\u9762\u62c9\u8d77\u6765\u4e0d\u5c31\u597d\u4e86\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : saytesnake <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @fredcc \u55ef\uff0c\u8fd9\u6837\u4e5f\u884c\uff0c\u4f46\u4e5f\u8fbe\u4e0d\u5230\u5ba2\u6237\u7684\u9ad8\u53ef\u7528\u9700\u6c42\uff0c\u5176\u5b9e\u8bf4\u767d\u4e86\uff0c\u5c31\u662f\u60f3\u5728 Linux \u7cfb\u7edf\u5c42\u9762\u641e\u5b9a\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u4e5f\u63d0\u8fc7\u76f4\u63a5\u603c\u4e24\u53f0 F5 \u5c31\u4ec0\u4e48\u90fd\u641e\u5b9a\u4e86\uff0c\u4f46\u88ab\u56de\u7edd\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Srar <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    vrrp <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : julyclyde <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    NAT \u672c\u8eab\u662f\u6709\u72b6\u6001\u7684
    \u505a HA \u7684\u8bdd\u8fd8\u5f97\u8003\u8651\u72b6\u6001\u5728\u591a\u53f0\u670d\u52a1\u5668\u4e4b\u95f4\u76f8\u4e92\u540c\u6b65 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : mhycy <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    ESXI \u81ea\u5df1\u5c31\u80fd\u505a HA <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : saytesnake <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @Srar KA \u7684\u8bdd\uff0c\u591a\u7f51\u5361\u4ee5\u53ca\u5404\u81ea\u7684 DNAT \u4e0b\u4e0d\u77e5\u9053\u600e\u4e48\u5f04\u3002<\/p>\n

    @julyclyde \u662f\u7684\uff0c\u5c31\u662f\u4e0d\u6653\u5f97\u600e\u4e48\u5f04\u6bd4\u8f83\u597d…<\/p>\n

    @mhycy vCenter \u4e0b\u662f\u53ef\u4ee5\u7684\uff0c\u4f46\u8fd9\u4e2a NAT \u670d\u52a1\u5668\u672c\u6765\u5c31\u662f\u865a\u62df\u673a\uff0cNAT \u90fd\u662f\u8d70\u7cfb\u7edf\u5c42\u9762\u7684…\u5ba2\u6237\u4e5f\u62c5\u5fc3\u7cfb\u7edf\u88ab\u5165\u4fb5\u6216\u8005\u6302\u4e86\u4e4b\u7c7b\u7684\u3002 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : imnpc <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8fd9\u4e2a\u6bd4\u8f83\u9ebb\u70e6\u5427 \u6211\u4eec\u4e00\u822c\u91c7\u7528 ECS+\u5185\u7f51 IP + \u8d1f\u8f7d\u5747\u8861\uff0c
    \u5982\u679c\u81ea\u5efa\uff0c\u5efa\u8bae\u4e5f\u662f\u53c2\u7167\u540c\u6837\u65b9\u6848\u641e\uff0c
    \u963f\u91cc\u4e91 \/\u817e\u8baf\u4e91 \/Linode\/VULTR \u90fd\u662f\u63d0\u4f9b\u540c\u6837\u65b9\u6848 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : runntuu <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @saytesnake \u4e24\u53f0 F5 \u3002\u3002\u4e00\u53f0 F5+\u8bb8\u53ef\u90fd\u8981 20w+\u4e86
    \u6b63\u5e38\u7684\u62d3\u6251\u662f\u673a\u623f BGP –> FW\/\u8def\u7531\u5668 –> \u4ea4\u6362\u673a –> N \u53f0 ESXi\uff0c\u751f\u4ea7\u73af\u5883\u4e13\u4e1a\u7684\u4e8b\u60c5\u4ea4\u7ed9\u4e13\u4e1a\u7684\u8bbe\u5907\u6765\u505a
    vCenter \u5f00\u542f vSphere HA\uff0cESXi \u9884\u7559 2N \u7684\u7269\u7406\u8d44\u6e90\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : mhycy <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @saytesnake
    \u662f\u57fa\u4e8e vCenter \u505a ESXI \u5185\u7684 VPS \u7684 HA
    \u8f6f\u8def\u7531\u672c\u8eab\u662f\u4e2a\u865a\u62df\u673a\u7136\u540e\u505a HA \u6ca1\u4ec0\u4e48\u95ee\u9898\uff0c\u4f60\u9700\u8981\u4e24\u4e2a ESXI \u90fd\u6709\u72ec\u7acb\u63a5\u53e3\u63a5\u4e0a\u5c42\u4ea4\u6362\u800c\u5df2 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : saytesnake <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @imnpc \u4e91\u4e0a\u7684 NAT \u7f51\u5173\u5c31\u641e\u5b9a\u4e86\uff0c\u81ea\u5efa\u7684\u8bdd\uff0c\u5b9e\u73b0\u4e5f\u6bd4\u8f83\u7b80\u5355\uff0c\u5c31\u662f\u8fd9\u4e2a\u9ad8\u53ef\u7528\u4e00\u4e0b\u5b50\u4e0d\u77e5\u9053\u600e\u4e48\u5f04\u3002<\/p>\n

    @runntuu \u662f\u7684\uff0c\u201cBGP –> FW\/\u8def\u7531\u5668\u201d \u8fd9\u5757\u662f\u6258\u7ba1\u673a\u623f\u5f04\u7684\uff0c\u5ba2\u6237\u8fd9\u8fb9\u53ea\u9700\u8981\u88c5\u4e0a\u4ea4\u6362\u673a\u5373\u53ef\uff0c\u65b9\u4fbf\u662f\u65b9\u4fbf\uff0c\u5c31\u662f\u7075\u6d3b\u5ea6\u5c11\u4e86\uff0c\u76ee\u524d\u6709\u8003\u8651\u653e\u5f03\u865a\u62df\u673a\u8f6f\u8def\u7531\uff0c\u76f4\u63a5\u5f04\u4e00\u53f0\u81ea\u5df1\u7684\u8def\u7531\u5668\u5728\u4e0a\u9762\u4e00\u5c42\u3002<\/p>\n

    @mhycy vCenter \u5c42\u9762\u662f\u6ca1\u6709\u95ee\u9898\u7684\uff0c\u5c31\u662f\u7cfb\u7edf\u5c42\u9762\uff0c\u5982\u679c\u53ea\u662f SNAT\uff0c\u90a3\u7b80\u5355\u4e86\uff0cDNAT \u7684\u8bdd\uff0c\u8fd8\u60f3\u4e0d\u5230\u600e\u4e48\u5f04\u3002 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : realpg <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    NAT \u7684 HA \u5efa\u8bae\u4e0a\u786c\u4ef6 \u652f\u6301\u53cc\u51fb\u70ed\u5907\u53cc\u4e3b\u7684\u9632\u706b\u5899\u90a3\u79cd<\/p>\n

    \u8f6f\u4ef6\u5b9e\u73b0\uff0c\u6211\u4f30\u8ba1\u4f60\u4eec\u63d0 F5 \u4ed6\u4eec\u90fd\u4e0d\u5e72\u7684\u8bdd\uff0c\u6015\u662f\u4e70\u4e0d\u8d77 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : realpg <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u6ca1\u4ed4\u7ec6\u770b NAT \u7684\u4e3b\u8981\u9ebb\u70e6\u5728 SNAT \u670d\u52a1\u5668\u573a\u666f\u5f88\u591a\u65f6\u5019 SNAT \u8868\u6ca1\u4e86\u5c31\u6ca1\u4e86 DNAT \u505a\u597d\u5ffd\u7565\u975e\u6cd5\u89c4\u5219 \u65e0\u5f71\u54cd\u7684 \u5982\u679c\u8fd9\u6837\u53ef\u4ee5\u63a5\u53d7 \u90a3\u5c31\u6ca1\u6210\u672c\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : onion83 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    SNAT \u9ad8\u53ef\u7528\u95ee\u9898\uff1a\u518d\u914d\u7f6e\u4e00\u4e2a\u5b9e\u4f8b\u505a keepalived\uff0c\u90e8\u7f72\u5728\u4e0d\u540c\u7269\u7406\u673a\u4e0a\uff0c\u5c06 192.168.1.254 \u4f5c\u4e3a VIP \u5373\u53ef\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : mhycy <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @saytesnake
    \u4e0d\u7ba1\u662f SNAT \u8fd8\u662f DNAT \u90fd\u6ca1\u95ee\u9898\u554a\uff0c\u9488\u5bf9\u7684\u662f VM \u672c\u8eab\u53cc\u673a\u540c\u6b65\u8fd0\u884c\uff0c\u5207\u6362\u5bf9\u5e94\u7528\u5c42\u900f\u660e
    \u672c\u8eab\u5c31\u662f\u4e8c\u5c42\u4e0a\u9762 ESXI \u7684 HA \u5df2\u7ecf\u505a\u597d\u4e86 ARP \u5207\u6362\u7684\u4e8b\u60c5\uff0c\u8fd8\u4e0d\u5230\u5e94\u7528\u5c42\u8fdb\u884c\u5904\u7406<\/p>\n

    PS. \u6b64\u6280\u672f\u5e94\u8be5\u53eb Fault Tolerance <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n","protected":false},"excerpt":{"rendered":"

    \u8fd9\u6837\u60c5\u51b5\u4e0b\u7684 NAT \u670d\u52a1\u5668\u5982\u4f55\u505a…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/124296"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=124296"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/124296\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=124296"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=124296"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=124296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}