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| 1 | #!/bin/bash | |
| 2 | LIMIT=500 #in GB | |
| 3 | ||
| 4 | CUR=$(vnstat --oneline | cut -d ';' -f 11) | |
| 5 | ||
| 6 | if grep -q KiB <<<$CUR; then | |
| 7 | CUR=$(echo $CUR | cut -d ' ' -f 1) | |
| 8 | CUR=$(echo $CUR | cut -d '.' -f 1) | |
| 9 | CUR=$[$CUR / 1024 / 1024] | |
| 10 | elif grep -q MiB <<<$CUR; then | |
| 11 | CUR=$(echo $CUR | cut -d ' ' -f 1) | |
| 12 | CUR=$(echo $CUR | cut -d '.' -f 1) | |
| 13 | CUR=$[$CUR / 1024] | |
| 14 | elif grep -q GiB <<<$CUR; then | |
| 15 | CUR=$(echo $CUR | cut -d ' ' -f 1) | |
| 16 | CUR=$(echo $CUR | cut -d '.' -f 1) | |
| 17 | elif grep -q TiB <<<$CUR; then | |
| 18 | CUR=$(echo $CUR | cut -d ' ' -f 1) | |
| 19 | CUR=$(echo $CUR | cut -d '.' -f 1) | |
| 20 | CUR=$[$CUR * 1024] | |
| 21 | fi | |
| 22 | ||
| 23 | ||
| 24 | CUR=$(echo $CUR | cut -d '.' -f 1) | |
| 25 | ||
| 26 | echo "Current Traffic: $CUR GB" | |
| 27 | ||
| 28 | ||
| 29 | if [ "$CUR" -ge "$LIMIT" ]; then | |
| 30 | if [ $(pidof -x nginx| wc -w) -gt 0 ]; then | |
| 31 | echo "Out of traffic but nginx is still running, stopping it now" | |
| 32 | /etc/init.d/nginx stop | |
| 33 | else | |
| 34 | echo "Out of traffic and nginx is already switched off" | |
| 35 | fi | |
| 36 | elif [ "$CUR" -lt "$LIMIT" ]; then | |
| 37 | if [ $(pidof -x nginx| wc -w) -gt 0 ]; then | |
| 38 | echo "Still traffic left and nginx is running, nothing to do" | |
| 39 | else | |
| 40 | echo "Traffic left but nginx is not running, starting it now" | |
| 41 | /etc/init.d/nginx start | |
| 42 | fi | |
| 43 | fi |
