修改: README.md
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README.md
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README.md
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# denyhosts
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ssh防止暴力破解,适用Debian 8、9
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支持钉钉告警和邮件告警
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支持第三方QQ邮箱告警
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支持一次运行检测、后台运行检测
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请安装libcurl库
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ssh防止暴力破解,适用Debian 8、9、11 Centos 7
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支持钉钉告警和邮件告警
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支持第三方QQ邮箱告警
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支持一次运行检测、后台运行检测
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请安装libcurl库和libiptc库
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```
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cd /root
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git clone https://github.com/niuyuling/denyhosts.git
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git clone https://git.aixiao.me/aixiao/denyhosts
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cd denyhosts
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make clean; make
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chmod a+x /root/denyhosts/denyhosts.sh
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crontab 定时任务,像这样.
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0 22 * * * /root/denyhosts/denyhosts.sh
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```
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```
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使用libiptc库需要nftables切换到iptables
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Switching to the legacy version:(切换到 iptables)
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update-alternatives --set iptables /usr/sbin/iptables-legacy
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update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy
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update-alternatives --set arptables /usr/sbin/arptables-legacy
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update-alternatives --set ebtables /usr/sbin/ebtables-legacy
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```
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```
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配置文件
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global {
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DAEMON = "off"; // on开启后台运行,off不开启
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TIME = "60"; // 睡眠时间(单位秒,大于等于1)
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REFUSE_NUMBER = 5; // 拒绝攻击次数(大于等于1)
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IS_MAIL = 0; // 开启邮件告警(0关闭,1开启)
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IS_DING_WEBHOOK = 1; // 开启叮叮告警(0关闭,1开启)
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PHONE = "15565979082"; // @的人手机号
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DING_WEBHOOK = "https://oapi.dingtalk.com/robot/send?access_token=7f069c672cb878987aa6772cca336740eece4ce36bde12b51b45e9f440e0565a"; // 钉钉WEBHOOK
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IS_QQMAIL = 0; // 开启QQ邮箱告警(0关闭,1开启)
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SEND_QQ = "1605227279"; // 发送者QQ
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QQMAIL_KEY = "caczsjchvyibiabe"; // 发送者QQ密钥
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RECV_MAIL = "1605227279"; // 接收者QQ
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}
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```
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5
rhost.c
5
rhost.c
@ -263,8 +263,8 @@ int rule(conf *conf)
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sprintf(iptables, IPTABLES, buffer);
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sprintf(iptables_check, IPTABLES_CHECK, buffer);
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//if (0 != system(iptables_check)) // 判断是否存在规则, 不存在时再添加规则
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if (0 != show_all_rule(buffer))
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//if (0 != system(iptables_check)) // 调用iptables命令判断是否存在规则, 不存在时再添加规则
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if (0 != show_all_rule(buffer)) // libiptc库判断
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{
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if (conf->IS_DING_WEBHOOK == 1) // 钉钉告警
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{
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@ -285,6 +285,7 @@ int rule(conf *conf)
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}
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/*
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// 调用命令下发规则
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if ((fc = popen(iptables, "r")) == NULL) {
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perror("popen iptables");
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return 1;
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