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Make update-bindata be incremental build friendly

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This commit is contained in:
Joe Beda 2016-08-15 15:39:40 -07:00
parent 17454a04ac
commit 22b7d90034
1 changed files with 14 additions and 5 deletions
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19
hack/update-bindata.sh
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@ -19,8 +19,7 @@ set -o pipefail
set -o nounset
if [[ -z "${KUBE_ROOT:-}" ]]; then
# Relative to test/e2e/generated/
KUBE_ROOT="../../../"
KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
fi
source "${KUBE_ROOT}/cluster/lib/logging.sh"
@ -37,7 +36,7 @@ if ! which go-bindata &>/dev/null ; then
fi
BINDATA_OUTPUT="${KUBE_ROOT}/test/e2e/generated/bindata.go"
go-bindata -nometadata -prefix "${KUBE_ROOT}" -o ${BINDATA_OUTPUT} -pkg generated \
go-bindata -nometadata -prefix "${KUBE_ROOT}" -o "${BINDATA_OUTPUT}.tmp" -pkg generated \
-ignore .jpg -ignore .png -ignore .md \
"${KUBE_ROOT}/examples/..." \
"${KUBE_ROOT}/docs/user-guide/..." \
@ -45,6 +44,16 @@ go-bindata -nometadata -prefix "${KUBE_ROOT}" -o ${BINDATA_OUTPUT} -pkg generate
"${KUBE_ROOT}/test/images/..." \
"${KUBE_ROOT}/test/fixtures/..."
gofmt -s -w ${BINDATA_OUTPUT}
gofmt -s -w "${BINDATA_OUTPUT}.tmp"
V=2 kube::log::info "Generated bindata file : $(wc -l ${BINDATA_OUTPUT}) lines of lovely automated artifacts"
# Here we compare and overwrite only if different to avoid updating the
# timestamp and triggering a rebuild. The 'cat' redirect trick to preserve file
# permissions of the target file.
if ! cmp -s "${BINDATA_OUTPUT}.tmp" "${BINDATA_OUTPUT}" ; then
cat "${BINDATA_OUTPUT}.tmp" > "${BINDATA_OUTPUT}"
V=2 kube::log::info "Generated bindata file : ${BINDATA_OUTPUT} has $(wc -l ${BINDATA_OUTPUT}) lines of lovely automated artifacts"
else
V=2 kube::log::info "No changes in generated bindata file: ${BINDATA_OUTPUT}"
fi
rm -f "${BINDATA_OUTPUT}.tmp"