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pt-summary shouldn't leave empty files; both summary tools should

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die if passed a --save-samples directory that has files in it.
This commit is contained in:
Brian Fraser fraserb@gmail.com
2012-03-29 19:21:32 -03:00
parent 9fbb796022
commit 996a76a68e
12 changed files with 249 additions and 24 deletions
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2
bin/pt-mysql-summary
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@@ -708,6 +708,8 @@ setup_data_dir () {
else
if [ ! -d "$OPT_SAVE_DATA" ]; then
mkdir "$OPT_SAVE_DATA" || die "Cannot mkdir $OPT_SAVE_DATA"
elif [ "$( ls "$OPT_SAVE_DATA" )" != "0" ]; then
die "--save-samples directory isn't empty, halting."
fi
touch "$OPT_SAVE_DATA/test" || die "Cannot write to $OPT_SAVE_DATA"
rm "$OPT_SAVE_DATA/test" || die "Cannot rm $OPT_SAVE_DATA/test"