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tech:linux:bash_script_skeleton [2019/07/22 06:28] (current) |
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| + | ====== Bash Script Skeleton ====== | ||
| + | <code bash> | ||
| + | #!/bin/bash | ||
| + | # | ||
| + | # .......... comment ............ | ||
| + | # | ||
| + | NOW=$(date +"%Y-%m-%d-%H-%M-%S") | ||
| + | # | ||
| + | # | ||
| + | if [[ ! ("$#" == 1) ]]; then | ||
| + | echo "One argument required." | ||
| + | exit 1 | ||
| + | fi | ||
| + | # | ||
| + | exit 0 | ||
| + | # | ||
| + | </code> | ||
| + | |||
| + | Sleep a random amount of time between 0 and 10 minutes | ||
| + | <code bash> | ||
| + | sleep $((RANDOM%600)) | ||
| + | </code> | ||
| + | |||
| + | Check if file does not exist | ||
| + | <code bash> | ||
| + | if [ ! -f "$HOSTFILE" ]; then | ||
| + | echo "File: $HOSTFILE does not exist" | ||
| + | exit 1 | ||
| + | fi | ||
| + | </code> | ||
