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build-flags.sh
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build-flags.sh
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# Copyright 2019 The Knative Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
function build_flags() {
local base="${1}"
local now rev
now="$(date -u '+%Y-%m-%d %H:%M:%S')"
rev="$(git rev-parse --short HEAD)"
local pkg="knative.dev/client/pkg/kn/commands/version"
local version="${TAG:-}"
# Use vYYYYMMDD-local-<hash> for the version string, if not passed.
if [[ -z "${version}" ]]; then
# Get the commit, excluding any tags but keeping the "dirty" flag
local commit
commit="$(git describe --always --dirty --match '^$')"
[[ -n "${commit}" ]] || abort "error getting the current commit"
version="v$(date +%Y%m%d)-local-${commit}"
fi
# Extract Eventing and Serving versions from go.mod
local version_serving version_eventing
version_serving=$(grep "knative.dev/serving " "${base}/go.mod" \
| sed -s 's/.* \(v.[\.0-9]*\).*/\1/')
version_eventing=$(grep "knative.dev/eventing " "${base}/go.mod" \
| sed -s 's/.* \(v.[\.0-9]*\).*/\1/')
echo "-X '${pkg}.BuildDate=${now}' \
-X ${pkg}.Version=${version} \
-X ${pkg}.GitRevision=${rev} \
-X ${pkg}.VersionServing=${version_serving} \
-X ${pkg}.VersionEventing=${version_eventing}\
${EXTERNAL_LD_FLAGS:-}"
}