linux\u88c5\u597dtomcat\u540e\u542f\u52a8,\u8bbf\u95ee\u4e0d\u4e86,<\/p>\n
\u5173\u95ed\u9632\u706b\u5899<\/p>\n
1 \u67e5\u770b\u9632\u706b\u5899\u72b6\u6001
\nsystemctl status firewalld<\/p>\n
2 \u67e5\u770b\u5f00\u673a\u662f\u5426\u542f\u52a8\u9632\u706b\u5899\u670d\u52a1
\n systemctl is-enabled firewalld<\/p>\n
3 \u5173\u95ed\u9632\u706b\u5899
\nsystemctl stop firewalld
\nsystemctl status firewalld<\/p>\n
4 \u7981\u7528\u9632\u706b\u5899\uff08\u7cfb\u7edf\u542f\u52a8\u65f6\u4e0d\u542f\u52a8\u9632\u706b\u5899\u670d\u52a1\uff09
\nsystemctl disable firewalld<\/p>\n
systemctl is-enabled firewalld<\/p>\n
1\u3001firewalld\u7684\u57fa\u672c\u4f7f\u7528
\n\u542f\u52a8\uff1a systemctl start firewalld
\n\u67e5\u770b\u72b6\u6001\uff1a systemctl status firewalld
\n\u505c\u6b62\uff1a systemctl disable firewalld
\n\u7981\u7528\uff1a systemctl stop firewalld<\/p>\n
2.systemctl\u662fCentOS7\u7684\u670d\u52a1\u7ba1\u7406\u5de5\u5177\u4e2d\u4e3b\u8981\u7684\u5de5\u5177\uff0c\u5b83\u878d\u5408\u4e4b\u524dservice\u548cchkconfig\u7684\u529f\u80fd\u4e8e\u4e00\u4f53\u3002<\/p>\n
\u542f\u52a8\u4e00\u4e2a\u670d\u52a1\uff1asystemctl start firewalld.service
\n\u5173\u95ed\u4e00\u4e2a\u670d\u52a1\uff1asystemctl stop firewalld.service
\n\u91cd\u542f\u4e00\u4e2a\u670d\u52a1\uff1asystemctl restart firewalld.service
\n\u663e\u793a\u4e00\u4e2a\u670d\u52a1\u7684\u72b6\u6001\uff1asystemctl status firewalld.service
\n\u5728\u5f00\u673a\u65f6\u542f\u7528\u4e00\u4e2a\u670d\u52a1\uff1asystemctl enable firewalld.service
\n\u5728\u5f00\u673a\u65f6\u7981\u7528\u4e00\u4e2a\u670d\u52a1\uff1asystemctl disable firewalld.service
\n\u67e5\u770b\u670d\u52a1\u662f\u5426\u5f00\u673a\u542f\u52a8\uff1asystemctl is-enabled firewalld.service
\n\u67e5\u770b\u5df2\u542f\u52a8\u7684\u670d\u52a1\u5217\u8868\uff1asystemctl list-unit-files|grep enabled
\n\u67e5\u770b\u542f\u52a8\u5931\u8d25\u7684\u670d\u52a1\u5217\u8868\uff1asystemctl –failed<\/p>\n
3.\u914d\u7f6efirewalld-cmd
\n\u67e5\u770b\u7248\u672c\uff1a firewall-cmd –version
\n\u67e5\u770b\u5e2e\u52a9\uff1a firewall-cmd –help
\n\u663e\u793a\u72b6\u6001\uff1a firewall-cmd –state
\n\u67e5\u770b\u6240\u6709\u6253\u5f00\u7684\u7aef\u53e3\uff1a firewall-cmd –zone=public –list-ports
\n\u66f4\u65b0\u9632\u706b\u5899\u89c4\u5219\uff1a firewall-cmd –reload
\n\u67e5\u770b\u533a\u57df\u4fe1\u606f: firewall-cmd –get-active-zones
\n\u67e5\u770b\u6307\u5b9a\u63a5\u53e3\u6240\u5c5e\u533a\u57df\uff1a firewall-cmd –get-zone-of-interface=eth0
\n\u62d2\u7edd\u6240\u6709\u5305\uff1afirewall-cmd –panic-on
\n\u53d6\u6d88\u62d2\u7edd\u72b6\u6001\uff1a firewall-cmd –panic-off
\n\u67e5\u770b\u662f\u5426\u62d2\u7edd\uff1a firewall-cmd –query-panic<\/p>\n
\u90a3\u600e\u4e48\u5f00\u542f\u4e00\u4e2a\u7aef\u53e3\u5462
\n\u6dfb\u52a0
\nfirewall-cmd –zone=public –add-port=80\/tcp –permanent \uff08–permanent\u6c38\u4e45\u751f\u6548\uff0c\u6ca1\u6709\u6b64\u53c2\u6570\u91cd\u542f\u540e\u5931\u6548\uff09
\n\u91cd\u65b0\u8f7d\u5165
\nfirewall-cmd –reload
\n\u67e5\u770b
\nfirewall-cmd –zone= public –query-port=80\/tcp
\n\u5220\u9664
\nfirewall-cmd –zone= public –remove-port=80\/tcp –permanent<\/p>\n
\u5e76\u4e0d\u662f\u4e4b\u524d\u67e5\u7684,\u53ef\u80fdlinux\u7248\u672c\u4e0d\u4e00\u6837,\u5982\u4e0b,\u65e0\u6548<\/p>\n
\u914d\u7f6e\u9632\u706b\u5899<\/p>\n
\u7f16\u8f91\u9632\u706b\u5899\u914d\u7f6e
\n?
\n1<\/p>\n
$ vi \/etc\/sysconfig\/iptables<\/p>\n
\u6dfb\u52a08080\u7aef\u53e3\u7684\u9632\u706b\u5899,\u5141\u8bb8\u8bbf\u95ee.
\n?
\n1
\n2
\n3
\n4
\n5
\n6
\n7
\n8
\n9
\n10
\n11
\n12
\n13<\/p>\n
*filter
\n:INPUT ACCEPT [0:0]
\n:FORWARD ACCEPT [0:0]
\n:OUTPUT ACCEPT [0:0]
\n-A INPUT -m state –state RELATED,ESTABLISHED -j ACCEPT
\n-A INPUT -p icmp -j ACCEPT
\n-A INPUT -i lo -j ACCEPT
\n-A INPUT -p tcp -m state –state NEW -m tcp –dport 22 -j ACCEPT
\n-A INPUT -m state –state NEW -m tcp -p tcp –dport 80 -j ACCEPT
\n-A INPUT -m state –state NEW -m tcp -p tcp –dport 3306 -j ACCEPT
\n-A INPUT -m state –state NEW -m tcp -p tcp –dport 8080 -j ACCEPT
\n-A INPUT -j REJECT –reject-with icmp-host-prohibited
\n-A FORWARD -j REJECT –reject-with icmp-host-prohibited<\/p>\n
\u6ce8\u610f!\u975e\u5e38\u5173\u952e:\u7aef\u53e3\u7684\u914d\u7f6e\u5fc5\u987b\u8981\u5728\u5982\u4e0b\u914d\u7f6e\u7684\u4e0a\u65b9,\u653e\u5728\u4e0b\u65b9\u65e0\u6548.
\n?
\n1
\n2<\/p>\n
-A INPUT -j REJECT –reject-with icmp-host-prohibited
\n-A FORWARD -j REJECT –reject-with icmp-host-prohibited<\/p>\n
\u8f93\u5165i\u5f00\u59cb\u7f16\u8f91,ESC\u952e\u7ed3\u675f\u7f16\u8f91,WQ\u4fdd\u5b58\u5e76\u9000\u51fa.<\/p>\n
\u91cd\u542f\u9632\u706b\u5899
\n?
\n1<\/p>\n
$ service iptables restart<\/p>\n
\u4e4b\u540e\u5c31\u53ef\u4ee5\u5728\u672c\u673a\u901a\u8fc7\u6d4f\u89c8\u5668\u8bbf\u95ee123.123.123.123:8080,\u5c31\u53ef\u4ee5\u6b63\u5e38\u770b\u5230tomcat\u7684\u9ed8\u8ba4\u6b22\u8fce\u9875\u9762\u4e86.<\/p>\n","protected":false},"excerpt":{"rendered":"