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lkl-haproxy's Issues

运行报错

log 如下, centos 7 系统

   ● lkl-haproxy.service - lkl-haproxy
   Loaded: loaded (/etc/systemd/system/lkl-haproxy.service; enabled; vendor preset: disabled)
   Active: active (running) since XXX
     Docs: https://github.com/mzz2017/lkl-haproxy
 Main PID: 25086 (redirect.sh)
   CGroup: /system.slice/lkl-haproxy.service
           ├─25086 /bin/sh /etc/lklhaproxy/redirect.sh
           └─25105 /usr/sbin/haproxy -f /etc/lklhaproxy/haproxy.cfg

XXX systemd[1]: Stopped lkl-haproxy.
XXX systemd[1]: Started lkl-haproxy.
XXX redirect.sh[25086]: net.ipv4.ip_forward = 1
XXX redirect.sh[25086]: ERROR: ld.so: object '/etc/lklhaproxy/liblkl-hijack.so' from LD_PRELOAD cannot be preloaded: ignored. 

无法启动

报错如下
● lkl-haproxy.service - lkl-haproxy
Loaded: loaded (/etc/systemd/system/lkl-haproxy.service; enabled; vendor preset: enabled)
Active: failed (Result: start-limit-hit) since Wed 2022-01-19 02:49:51 GMT; 1min 7s ago
Docs: https://github.com/mzz2017/lkl-haproxy
Process: 1049 ExecStart=/etc/lklhaproxy/redirect.sh (code=exited, status=0/SUCCESS)
Main PID: 1049 (code=exited, status=0/SUCCESS)

Jan 19 02:49:51 vps redirect.sh[1049]: Aborted
Jan 19 02:49:51 vps systemd[1]: lkl-haproxy.service: Succeeded.
Jan 19 02:49:51 vps systemd[1]: lkl-haproxy.service: Service RestartSec=100ms expired, scheduling restart.
Jan 19 02:49:51 vps systemd[1]: lkl-haproxy.service: Scheduled restart job, restart counter is at 5.
Jan 19 02:49:51 vps systemd[1]: Stopped lkl-haproxy.
Jan 19 02:49:51 vps systemd[1]: lkl-haproxy.service: Start request repeated too quickly.
Jan 19 02:49:51 vps systemd[1]: lkl-haproxy.service: Failed with result 'start-limit-hit'.
Jan 19 02:49:51 vps systemd[1]: Failed to start lkl-haproxy.

可以省去问用户TUN情况的,改为自动判断

cat /dev/net/tun 这里的内容输入到变量,再作判断,如

tuntap=$(cat /dev/net/tun 2>&1 | tr '[:upper:]' '[:lower:]')
[[ ! $tuntap =~ 'in bad state' ]] && [[ ! $tuntap =~ '处于错误状态' ]] && echo -e "${Error} 未开启 tun/tap,请开启后再尝试该脚本 !" && exit 1

iptables兼容 docker 部署

Chain PREROUTING (policy ACCEPT 185 packets, 11560 bytes)
 pkts bytes target     prot opt in     out     source               destination         
   66  3440 DNAT       tcp  --  venet0 *       0.0.0.0/0            0.0.0.0/0            tcp dpt:443 to:10.0.0.2
 8702  494K DOCKER     all  --  *      *       0.0.0.0/0            0.0.0.0/0            ADDRTYPE match dst-type LOCAL
    0     0 DNAT       tcp  --  venet0 *       0.0.0.0/0            0.0.0.0/0            tcp dpt:443 to:10.0.0.2

不清楚是不是有其他考虑, 使用的iptables -tnat -A

这样先启动了docker就会导致数据包被docker截取

改成iptable -tnat -I就可以解决了, 请确认

报错

Created symlink from /etc/systemd/system/multi-user.target.wants/lkl-haproxy.service to /etc/systemd/system/lkl-haproxy.service.
The unit files have no [Install] section. They are not meant to be enabled
using systemctl.
Possible reasons for having this kind of units are:

  1. A unit may be statically enabled by being symlinked from another unit's
    .wants/ or .requires/ directory.
  2. A unit's purpose may be to act as a helper for some other unit which has
    a requirement dependency on it.
  3. A unit may be started when needed via activation (socket, path, timer,
    D-Bus, udev, scripted systemctl call, ...).
    ioctl(TUNSETIFF): Device or resource busy

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