k3s/scripts/binary_size_check.sh
Brad Davidson 265039bfe3
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Bump max binary size to 80mb
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Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
2026-06-03 14:52:45 -07:00

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#!/bin/bash
set -e
. ./scripts/version.sh
GO=${GO-go}
ARCH=${ARCH:-$("${GO}" env GOARCH)}
if [ "${DEBUG}" = 1 ]; then
set -x
fi
# Try to keep the K3s binary under 80 megabytes.
# "64M ought to be enough for anybody"
MAX_BINARY_MB=80
MAX_BINARY_SIZE=$((MAX_BINARY_MB * 1024 * 1024))
BIN_SUFFIX="-${ARCH}"
if [ ${ARCH} = amd64 ]; then
BIN_SUFFIX=""
elif [ ${ARCH} = arm ]; then
BIN_SUFFIX="-armhf"
elif [ ${ARCH} = s390x ]; then
BIN_SUFFIX="-s390x"
fi
CMD_NAME="dist/artifacts/k3s${BIN_SUFFIX}${BINARY_POSTFIX}"
SIZE=$(stat -c '%s' ${CMD_NAME})
if [ -n "${DEBUG}" ]; then
echo "DEBUG is set, ignoring binary size"
exit 0
fi
if [ ${SIZE} -gt ${MAX_BINARY_SIZE} ]; then
echo "k3s binary ${CMD_NAME} size ${SIZE} exceeds max acceptable size of ${MAX_BINARY_SIZE} bytes (${MAX_BINARY_MB} MiB)"
exit 1
fi
echo "k3s binary ${CMD_NAME} size ${SIZE} is less than max acceptable size of ${MAX_BINARY_SIZE} bytes (${MAX_BINARY_MB} MiB)"
exit 0