aixiao/denyhosts
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修改： README.md

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aixiao 2022-07-08 09:16:58 +08:00
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commit 5ef0de5b85
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40
README.md
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@ -1,19 +1,53 @@
# denyhosts
ssh防止暴力破解,适用Debian 8、9
ssh防止暴力破解,适用Debian 8、9、11 Centos 7
支持钉钉告警和邮件告警
支持第三方QQ邮箱告警
支持一次运行检测、后台运行检测
请安装libcurl库
请安装libcurl库和libiptc库
```
cd /root
git clone https://github.com/niuyuling/denyhosts.git
git clone https://git.aixiao.me/aixiao/denyhosts
cd denyhosts
make clean; make
chmod a+x /root/denyhosts/denyhosts.sh
crontab 定时任务,像这样.
0 22 * * * /root/denyhosts/denyhosts.sh
```
```
使用libiptc库需要nftables切换到iptables
Switching to the legacy version:(切换到 iptables)
update-alternatives --set iptables /usr/sbin/iptables-legacy
update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy
update-alternatives --set arptables /usr/sbin/arptables-legacy
update-alternatives --set ebtables /usr/sbin/ebtables-legacy
```
```
配置文件
global {
DAEMON = "off"; // on开启后台运行，off不开启
TIME = "60"; // 睡眠时间（单位秒，大于等于1）
REFUSE_NUMBER = 5; // 拒绝攻击次数（大于等于1）
IS_MAIL = 0; // 开启邮件告警（0关闭，1开启）
IS_DING_WEBHOOK = 1; // 开启叮叮告警（0关闭，1开启）
PHONE = "15565979082"; // @的人手机号
DING_WEBHOOK = "https://oapi.dingtalk.com/robot/send?access_token=7f069c672cb878987aa6772cca336740eece4ce36bde12b51b45e9f440e0565a"; // 钉钉WEBHOOK
IS_QQMAIL = 0; // 开启QQ邮箱告警（0关闭，1开启）
SEND_QQ = "1605227279"; // 发送者QQ
QQMAIL_KEY = "caczsjchvyibiabe"; // 发送者QQ密钥
RECV_MAIL = "1605227279"; // 接收者QQ
}
```

5
rhost.c
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@ -263,8 +263,8 @@ int rule(conf *conf)
sprintf(iptables, IPTABLES, buffer);
sprintf(iptables_check, IPTABLES_CHECK, buffer);
//if (0 != system(iptables_check)) // 判断是否存在规则, 不存在时再添加规则
if (0 != show_all_rule(buffer))
//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
if (0 != show_all_rule(buffer)) // libiptc库判断
{
if (conf->IS_DING_WEBHOOK == 1) // 钉钉告警
{
@ -285,6 +285,7 @@ int rule(conf *conf)
}
/*
// 调用命令下发规则
if ((fc = popen(iptables, "r")) == NULL) {
perror("popen iptables");
return 1;