OpenWRT 在线监测

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1. #!/bin/sh
   
2. #sleep 100
   
3. DATE=`date +%Y-%m-%d-%H:%M:%S`
   
4. tries=0
   
5. echo --- IPv6_watchdog start ---
   
6. while [[ $tries -lt 5 ]]
   
7. do
   
8.         if /bin/ping -c 1 2001:4860:4860::8888 >/dev/null
   
9.         then
   
10.         echo "IPv6 OK"
    
11.                 echo --- exit ---
    
12. #               echo $DATE OK >>my_watchdog.log
    
13.                 exit 0
    
14.         fi
    
15.         tries=$((tries+1))
    
16.         echo "第$((tries+1))次失败"
    
17.         sleep 10
    
18. #       echo $DATE tries: $tries >>my_watchdog.log
    
19. done
    
20. # restart IPv6
    
21. # echo $DATE ifdown wan6 >>my_watchdog.log
    
22. ifdown wan6
    
23. sleep 2
    
24. ifup wan6
    
25. 
    
26. #echo $DATE reboot >>my_watchdog.log
    
27. #reboot
    
28. 
    
29. 
    
30. 
    
31. 
    
32. # 自动检查线路是否正常，不正常就重启 Openwrt 重新拨号
    
33. #!/bin/sh
    
34. PING=`ping -c 5 2001:4860:4860::8888|grep -v grep|grep '64 bytes' |wc -l`
    
35. echo ${PING}
    
36. if [ ${PING} -ne 0 ];then
    
37.         exit 0
    
38. else
    
39.     echo "IPv6 Down, restart now"
    
40.         #/etc/init.d/network restart
    
41.     ifdown wan6
    
42.     sleep 2
    
43.     ifup wan6
    
44. fi
    
45. 
    
46. sleep 10
    
47. 
    
48. PING2=`ping -c 5 2001:4860:4860::8888|grep -v grep|grep '64 bytes' |wc -l`
    
49. 
    
50. if [ ${PING2} -ne 0 ];then
    
51.         exit 0
    
52. else
    
53.     echo "IPv6 Down, restart now"
    
54.     ifdown wan6
    
55.     sleep 2
    
56.     ifup wan6
    
57. fi

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