| #!/bin/bash | |
| # This script is used to execute some checking commands in period to confirm whether specific requirement is satisfied. | |
| # $1 - the command to be executed in this script, whose parameter splitter is +, but ont space. This command could use |, &&, || to concatenate multiple shell commands. | |
| # $2 - Optional. If exists, it means the output (Note: not returned value) of $1 should equals $2. | |
| cmd=${1//'+'/' '} | |
| if [ $# == 1 ]; then | |
| for i in {1..60}; do | |
| eval ${cmd} | |
| rtn=$? | |
| if [[ ${rtn} -ne 0 ]] | |
| then | |
| echo "$i-th execution returns $rtn" | |
| sleep 3 | |
| else | |
| exit 0 | |
| fi | |
| done | |
| elif [ $# == 2 ]; then | |
| for i in {1..60}; do | |
| out=`eval ${cmd}` | |
| rtn=$? | |
| if [[ ${rtn} -ne 0 || "$out" != $2 ]]; then | |
| echo "$i-th execution fails" | |
| sleep 3 | |
| else | |
| exit 0 | |
| fi | |
| done | |
| fi |