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Ensure bash version at least 5.x

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Co-authored-by: Stephen Augustus <justaugustus@users.noreply.github.com>
Signed-off-by: Davanum Srinivas <davanum@gmail.com>
This commit is contained in:
Davanum Srinivas 2021-01-22 08:29:42 -05:00
parent 6a161bf6d3
commit feecef7795
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2 changed files with 12 additions and 0 deletions
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1
hack/lib/init.sh
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@ -50,6 +50,7 @@ source "${KUBE_ROOT}/hack/lib/util.sh"
source "${KUBE_ROOT}/hack/lib/logging.sh"
kube::log::install_errexit
kube::util::ensure-bash-version
source "${KUBE_ROOT}/hack/lib/version.sh"
source "${KUBE_ROOT}/hack/lib/golang.sh"

11
hack/lib/util.sh
View File

@ -729,6 +729,17 @@ function kube::util::ensure_dockerized {
fi
}
# kube::util::ensure-bash-version
# Check if we are using a supported bash version
#
function kube::util::ensure-bash-version {
# shellcheck disable=SC2004
if ((${BASH_VERSINFO[0]}<5)); then
echo "ERROR: This script requires a minimum bash version of 5.0"
exit 1
fi
}
# kube::util::ensure-gnu-sed
# Determines which sed binary is gnu-sed on linux/darwin
#