make use of tempfile when writing stdout content for 'buildtest build' #1605
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This PR will address an issue when running
buildtest build
command in parallel typically 2 background process will result in some error as shown below.With this PR it will address this bug, see example below
In the history we will see both runs captured
With this change there will be no such file
$BUILDTEST_ROOT/var/output.txt
instead this will be a temporary fileThe
output.txt
file is copied over and still presentWe can still query the content so long as file exists