{"id":1996,"date":"2017-03-28T21:45:52","date_gmt":"2017-03-28T13:45:52","guid":{"rendered":"http:\/\/cn.hostease.com\/xueyuan\/?p=1996"},"modified":"2017-03-28T21:45:52","modified_gmt":"2017-03-28T13:45:52","slug":"centos-7-%e4%b8%8a%e7%9a%84-firewalld-%e7%ae%80%e6%98%8e%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/xueyuan\/jishu\/centos-7-%e4%b8%8a%e7%9a%84-firewalld-%e7%ae%80%e6%98%8e%e6%8c%87%e5%8d%97\/","title":{"rendered":"CentOS 7 \u4e0a\u7684 FirewallD \u7b80\u660e\u6307\u5357"},"content":{"rendered":"

FirewallD \u662f CentOS 7 \u670d\u52a1\u5668\u4e0a\u9ed8\u8ba4\u53ef\u7528\u7684\u9632\u706b\u5899\u7ba1\u7406\u5de5\u5177\u3002\u57fa\u672c\u4e0a\uff0c\u5b83\u662f iptables \u7684\u5c01\u88c5\uff0c\u6709\u56fe\u5f62\u914d\u7f6e\u5de5\u5177 firewall-config \u548c\u547d\u4ee4\u884c\u5de5\u5177 firewall-cmd<\/code>\u3002\u4f7f\u7528 iptables \u670d\u52a1\uff0c\u6bcf\u6b21\u6539\u52a8\u90fd\u8981\u6c42\u5237\u65b0\u65e7\u89c4\u5219\uff0c\u5e76\u4e14\u4ece \/etc\/sysconfig\/iptables<\/code> \u8bfb\u53d6\u65b0\u89c4\u5219\uff0c\u7136\u800c firewalld \u53ea\u5e94\u7528\u6539\u52a8\u4e86\u7684\u4e0d\u540c\u90e8\u5206\u3002<\/p>\n

FirewallD \u7684\u533a\u57df\uff08zone\uff09<\/h3>\n

FirewallD \u4f7f\u7528\u670d\u52a1\uff08service\uff09 \u548c\u533a\u57df\uff08zone\uff09\u6765\u4ee3\u66ff iptables \u7684\u89c4\u5219\uff08rule\uff09\u548c\u94fe\uff08chain\uff09\u3002<\/p>\n

\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u6709\u4ee5\u4e0b\u7684\u533a\u57df\uff08zone\uff09\u53ef\u7528\uff1a<\/p>\n

    \n
  • drop<\/strong> \u2013 \u4e22\u5f03\u6240\u6709\u4f20\u5165\u7684\u7f51\u7edc\u6570\u636e\u5305\u5e76\u4e14\u65e0\u56de\u5e94\uff0c\u53ea\u6709\u4f20\u51fa\u7f51\u7edc\u8fde\u63a5\u53ef\u7528\u3002<\/li>\n
  • block<\/strong> \u2014 \u62d2\u7edd\u6240\u6709\u4f20\u5165\u7f51\u7edc\u6570\u636e\u5305\u5e76\u56de\u5e94\u4e00\u6761\u4e3b\u673a\u7981\u6b62\u7684 ICMP \u6d88\u606f\uff0c\u53ea\u6709\u4f20\u51fa\u7f51\u7edc\u8fde\u63a5\u53ef\u7528\u3002<\/li>\n
  • public<\/strong> \u2014 \u53ea\u63a5\u53d7\u88ab\u9009\u62e9\u7684\u4f20\u5165\u7f51\u7edc\u8fde\u63a5\uff0c\u7528\u4e8e\u516c\u5171\u533a\u57df\u3002<\/li>\n
  • external<\/strong> \u2014 \u7528\u4e8e\u542f\u7528\u4e86\u5730\u5740\u4f2a\u88c5\u7684\u5916\u90e8\u7f51\u7edc\uff0c\u53ea\u63a5\u53d7\u9009\u5b9a\u7684\u4f20\u5165\u7f51\u7edc\u8fde\u63a5\u3002<\/li>\n
  • dmz<\/strong> \u2014 DMZ \u9694\u79bb\u533a\uff0c\u5916\u90e8\u53d7\u9650\u5730\u8bbf\u95ee\u5185\u90e8\u7f51\u7edc\uff0c\u53ea\u63a5\u53d7\u9009\u5b9a\u7684\u4f20\u5165\u7f51\u7edc\u8fde\u63a5\u3002<\/li>\n
  • \u00a0 work<\/strong> \u2014 \u5bf9\u4e8e\u5904\u5728\u4f60\u5de5\u4f5c\u533a\u57df\u5185\u7684\u8ba1\u7b97\u673a\uff0c\u53ea\u63a5\u53d7\u88ab\u9009\u62e9\u7684\u4f20\u5165\u7f51\u7edc\u8fde\u63a5\u3002<\/li>\n
  • home<\/strong> \u2014 \u5bf9\u4e8e\u5904\u5728\u4f60\u5bb6\u5ead\u533a\u57df\u5185\u7684\u8ba1\u7b97\u673a\uff0c\u53ea\u63a5\u53d7\u88ab\u9009\u62e9\u7684\u4f20\u5165\u7f51\u7edc\u8fde\u63a5\u3002<\/li>\n
  • internal<\/strong> \u2014 \u5bf9\u4e8e\u5904\u5728\u4f60\u5185\u90e8\u7f51\u7edc\u7684\u8ba1\u7b97\u673a\uff0c\u53ea\u63a5\u53d7\u88ab\u9009\u62e9\u7684\u4f20\u5165\u7f51\u7edc\u8fde\u63a5\u3002<\/li>\n
  • trusted<\/strong> \u2014 \u6240\u6709\u7f51\u7edc\u8fde\u63a5\u90fd\u63a5\u53d7\u3002<\/li>\n<\/ul>\n

    \u8981\u5217\u51fa\u6240\u6709\u53ef\u7528\u7684\u533a\u57df\uff0c\u8fd0\u884c\uff1a<\/p>\n

      \n
    1. #<\/span> firewall<\/span>-<\/span>cmd <\/span>--<\/span>get<\/span>-<\/span>zones<\/span><\/code><\/li>\n
    2. work drop internal external trusted home dmz <\/span>public<\/span> block<\/span><\/code><\/li>\n<\/ol>\n

      \u5217\u51fa\u9ed8\u8ba4\u7684\u533a\u57df \uff1a<\/p>\n

        \n
      1. #<\/span> firewall<\/span>-<\/span>cmd <\/span>--<\/span>get<\/span>-<\/span>default<\/span>-<\/span>zone<\/span><\/code><\/li>\n
      2. public<\/span><\/code><\/li>\n<\/ol>\n

        \u6539\u53d8\u9ed8\u8ba4\u7684\u533a\u57df \uff1a<\/p>\n

          \n
        1. #<\/span> firewall<\/span>-<\/span>cmd <\/span>--<\/span>set<\/span>-<\/span>default<\/span>-<\/span>zone<\/span>=<\/span>dmz<\/span><\/code><\/li>\n
        2. #<\/span> firewall<\/span>-<\/span>cmd <\/span>--<\/span>get<\/span>-<\/span>default<\/span>-<\/span>zone<\/span><\/code><\/li>\n
        3. dmz<\/span><\/code><\/li>\n<\/ol>\n

          FirewallD \u670d\u52a1<\/h3>\n

          FirewallD \u670d\u52a1\u4f7f\u7528 XML \u914d\u7f6e\u6587\u4ef6\uff0c\u8bb0\u5f55\u4e86 firewalld \u670d\u52a1\u4fe1\u606f\u3002<\/p>\n

          \u5217\u51fa\u6240\u6709\u53ef\u7528\u7684\u670d\u52a1\uff1a<\/p>\n

            \n
          1. #<\/span> firewall<\/span>-<\/span>cmd <\/span>--<\/span>get<\/span>-<\/span>services<\/span><\/code><\/li>\n
          2. amanda<\/span>-<\/span>client amanda<\/span>-<\/span>k5<\/span>-<\/span>client bacula bacula<\/span>-<\/span>client ceph ceph<\/span>-<\/span>mon dhcp dhcpv6 dhcpv6<\/span>-<\/span>client dns docker<\/span>-<\/span>registry dropbox<\/span>-<\/span>lansync freeipa<\/span>-<\/span>ldap freeipa<\/span>-<\/span>ldaps freeipa<\/span>-<\/span>replication ftp high<\/span>-<\/span>availability http https imap imaps ipp ipp<\/span>-<\/span>client ipsec iscsi<\/span>-<\/span>target kadmin kerberos kpasswd ldap ldaps libvirt libvirt<\/span>-<\/span>tls mdns mosh mountd ms<\/span>-<\/span>wbt mysql nfs ntp openvpn pmcd pmproxy pmwebapi pmwebapis pop3 pop3s postgresql privoxy proxy<\/span>-<\/span>dhcp ptp pulseaudio puppetmaster radius rpc<\/span>-<\/span>bind rsyncd samba samba<\/span>-<\/span>client sane smtp smtps snmp snmptrap squid <\/span>ssh<\/span> synergy syslog syslog<\/span>-<\/span>tls telnet tftp tftp<\/span>-<\/span>client tinc tor<\/span>-<\/span>socks transmission<\/span>-<\/span>client vdsm vnc<\/span>-<\/span>server wbem<\/span>-<\/span>https xmpp<\/span>-<\/span>bosh xmpp<\/span>-<\/span>client xmpp<\/span>-<\/span>local<\/span> xmpp<\/span>-<\/span>server<\/span><\/code><\/li>\n<\/ol>\n

            XML \u914d\u7f6e\u6587\u4ef6\u5b58\u50a8\u5728\u00a0\/usr\/lib\/firewalld\/services\/<\/code>\u00a0\u548c\u00a0\/etc\/firewalld\/services\/<\/code> \u76ee\u5f55\u4e0b\u3002<\/p>\n

            \u7528 FirewallD \u914d\u7f6e\u4f60\u7684\u9632\u706b\u5899<\/h3>\n

            \u4f5c\u4e3a\u4e00\u4e2a\u4f8b\u5b50\uff0c\u5047\u8bbe\u4f60\u6b63\u5728\u8fd0\u884c\u4e00\u4e2a web \u670d\u52a1\u5668\uff0cSSH \u670d\u52a1\u7aef\u53e3\u4e3a 7022 \uff0c\u4ee5\u53ca\u90ae\u4ef6\u670d\u52a1\uff0c\u4f60\u53ef\u4ee5\u5229\u7528 FirewallD \u8fd9\u6837\u914d\u7f6e\u4f60\u7684\u670d\u52a1\u5668:<\/p>\n

            \u9996\u5148\u8bbe\u7f6e\u9ed8\u8ba4\u533a\u4e3a dmz\u3002<\/p>\n

              \n
            1. #<\/span> firewall<\/span>-<\/span>cmd <\/span>--<\/span>set<\/span>-<\/span>default<\/span>-<\/span>zone<\/span>=<\/span>dmz<\/span><\/code><\/li>\n
            2. #<\/span> firewall<\/span>-<\/span>cmd <\/span>--<\/span>get<\/span>-<\/span>default<\/span>-<\/span>zone<\/span><\/code><\/li>\n
            3. dmz<\/span><\/code><\/li>\n<\/ol>\n

              \u4e3a dmz \u533a\u6dfb\u52a0\u6301\u4e45\u6027\u7684 HTTP \u548c HTTPS \u89c4\u5219\uff1a<\/p>\n

                \n
              1. #<\/span> firewall<\/span>-<\/span>cmd <\/span>--<\/span>zone<\/span>=<\/span>dmz <\/span>--<\/span>add<\/span>-<\/span>service<\/span>=<\/span>http <\/span>--<\/span>permanent<\/span><\/code><\/li>\n
              2. #<\/span> firewall<\/span>-<\/span>cmd <\/span>--<\/span>zone<\/span>=<\/span>dmz <\/span>--<\/span>add<\/span>-<\/span>service<\/span>=<\/span>https <\/span>--<\/span>permanent<\/span><\/code><\/li>\n<\/ol>\n

                \u5f00\u542f\u7aef\u53e3 25 (SMTP) \u548c\u7aef\u53e3 465 (SMTPS) \uff1a<\/p>\n

                  \n
                1. firewall<\/span>-<\/span>cmd <\/span>--<\/span>zone<\/span>=<\/span>dmz <\/span>--<\/span>add<\/span>-<\/span>service<\/span>=<\/span>smtp <\/span>--<\/span>permanent<\/span><\/code><\/li>\n
                2. firewall<\/span>-<\/span>cmd <\/span>--<\/span>zone<\/span>=<\/span>dmz <\/span>--<\/span>add<\/span>-<\/span>service<\/span>=<\/span>smtps <\/span>--<\/span>permanent<\/span><\/code><\/li>\n<\/ol>\n

                  \u5f00\u542f IMAP\u3001IMAPS\u3001POP3 \u548c POP3S \u7aef\u53e3\uff1a<\/p>\n

                    \n
                  1. firewall<\/span>-<\/span>cmd <\/span>--<\/span>zone<\/span>=<\/span>dmz <\/span>--<\/span>add<\/span>-<\/span>service<\/span>=<\/span>imap <\/span>--<\/span>permanent<\/span><\/code><\/li>\n
                  2. firewall<\/span>-<\/span>cmd <\/span>--<\/span>zone<\/span>=<\/span>dmz <\/span>--<\/span>add<\/span>-<\/span>service<\/span>=<\/span>imaps <\/span>--<\/span>permanent<\/span><\/code><\/li>\n
                  3. firewall<\/span>-<\/span>cmd <\/span>--<\/span>zone<\/span>=<\/span>dmz <\/span>--<\/span>add<\/span>-<\/span>service<\/span>=<\/span>pop3 <\/span>--<\/span>permanent<\/span><\/code><\/li>\n
                  4. firewall<\/span>-<\/span>cmd <\/span>--<\/span>zone<\/span>=<\/span>dmz <\/span>--<\/span>add<\/span>-<\/span>service<\/span>=<\/span>pop3s <\/span>--<\/span>permanent<\/span><\/code><\/li>\n<\/ol>\n

                    \u56e0\u4e3a\u5c06 SSH \u7aef\u53e3\u6539\u5230\u4e86 7022\uff0c\u6240\u4ee5\u8981\u79fb\u9664 ssh \u670d\u52a1\uff08\u7aef\u53e3 22\uff09\uff0c\u5f00\u542f\u7aef\u53e3 7022\uff1a<\/p>\n

                      \n
                    1. firewall<\/span>-<\/span>cmd <\/span>--<\/span>remove<\/span>-<\/span>service<\/span>=<\/span>ssh<\/span> --<\/span>permanent<\/span><\/code><\/li>\n
                    2. firewall<\/span>-<\/span>cmd <\/span>--<\/span>add<\/span>-<\/span>port<\/span>=<\/span>7022<\/span>\/<\/span>tcp <\/span>--<\/span>permanent<\/span><\/code><\/li>\n<\/ol>\n

                      \u8981\u5e94\u7528\u8fd9\u4e9b\u66f4\u6539\uff0c\u6211\u4eec\u9700\u8981\u91cd\u65b0\u52a0\u8f7d\u9632\u706b\u5899\uff1a<\/p>\n

                        \n
                      1. firewall<\/span>-<\/span>cmd <\/span>--<\/span>reload<\/span><\/code><\/li>\n<\/ol>\n

                        \u6700\u540e\u53ef\u4ee5\u5217\u51fa\u8fd9\u4e9b\u89c4\u5219\uff1a<\/p>\n

                          \n
                        1. #<\/span> firewall<\/span>-<\/span>cmd <\/span>\u2013<\/span>list<\/span>-<\/span>all<\/span><\/code><\/li>\n
                        2. dmz<\/span><\/code><\/li>\n
                        3. target<\/span>:<\/span> default<\/span><\/code><\/li>\n
                        4. icmp<\/span>-<\/span>block<\/span>-<\/span>inversion<\/span>:<\/span> no<\/span><\/code><\/li>\n
                        5. interfaces<\/span>:<\/span><\/code><\/li>\n
                        6. sources<\/span>:<\/span><\/code><\/li>\n
                        7. services<\/span>:<\/span> http https imap imaps pop3 pop3s smtp smtps<\/span><\/code><\/li>\n
                        8. ports<\/span>:<\/span> 7022<\/span>\/<\/span>tcp<\/span><\/code><\/li>\n
                        9. protocols<\/span>:<\/span><\/code><\/li>\n
                        10. masquerade<\/span>:<\/span> no<\/span><\/code><\/li>\n
                        11. forward<\/span>-<\/span>ports<\/span>:<\/span><\/code><\/li>\n
                        12. sourceports<\/span>:<\/span><\/code><\/li>\n
                        13. icmp<\/span>-<\/span>blocks<\/span>:<\/span><\/code><\/li>\n
                        14. rich rules<\/span>:<\/span><\/code><\/li>\n<\/ol>\n

                          \u539f\u6587\u94fe\u63a5\uff1ahttps:\/\/linux.cn\/article-8323-1.html<\/p>\n","protected":false},"excerpt":{"rendered":"

                          FirewallD \u662f CentOS 7 \u670d\u52a1\u5668\u4e0a\u9ed8\u8ba4\u53ef\u7528\u7684\u9632\u706b\u5899\u7ba1\u7406\u5de5\u5177\u3002\u57fa\u672c\u4e0a\uff0c\u5b83\u662f iptables \u7684 … \u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[49,5],"tags":[495,580],"class_list":["post-1996","post","type-post","status-publish","format-standard","hentry","category-linux","category-jishu","tag-centos7-x","tag-firewalld"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/1996","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/comments?post=1996"}],"version-history":[{"count":1,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/1996\/revisions"}],"predecessor-version":[{"id":1997,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/posts\/1996\/revisions\/1997"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/media?parent=1996"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/categories?post=1996"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/xueyuan\/wp-json\/wp\/v2\/tags?post=1996"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}