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helm/scripts/common.sh

111 lines
2.6 KiB

#!/usr/bin/env bash
# Copyright 2016 The Kubernetes Authors All rights reserved.
#
# 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.
set -o errexit
set -o pipefail
readonly ROOTFS="${DIR}/rootfs"
readonly STATIC_TARGETS=(cmd/expandybird cmd/manager cmd/resourcifier)
readonly ALL_TARGETS=(${STATIC_TARGETS[@]} cmd/helm)
error_exit() {
# Display error message and exit
echo "error: ${1:-"unknown error"}" 1>&2
exit 1
}
assign_version() {
if [[ -z "${VERSION:-}" ]]; then
VERSION=$(version_from_git)
fi
}
assign_ldflags() {
if [[ -z "${LDFLAGS:-}" ]]; then
LDFLAGS="-s -X ${REPO}/pkg/version.Version=${VERSION}"
fi
}
version_from_git() {
local git_tag=$(git describe --tags --abbrev=0 2>/dev/null)
local git_commit=$(git rev-parse --short HEAD)
echo "${git_tag}+${git_commit}"
}
build_binary_static() {
local target="$1"
local basename="${target##*/}"
local context="${ROOTFS}/${basename}"
echo "Building ${target}"
CGO_ENABLED=0 \
GOOS=linux \
GOARCH=amd64 \
go build \
-ldflags="${LDFLAGS}" \
-a -installsuffix cgo \
-o "${context}/bin/${basename}" \
"${REPO}/${target}"
}
build_binary_cross() {
local target="$1"
echo "Building ${target}"
gox -verbose \
-ldflags="${LDFLAGS}" \
-os="linux darwin" \
-arch="amd64 386" \
-output="bin/{{.OS}}-{{.Arch}}/{{.Dir}}" \
"${REPO}/${target}"
}
#TODO: accept specific os/arch
build_binaries() {
local -a targets=($@)
local build_type="${BUILD_TYPE:-}"
if [[ ${#targets[@]} -eq 0 ]]; then
if [[ ${build_type} == STATIC ]]; then
targets=("${STATIC_TARGETS[@]}")
else
targets=("${ALL_TARGETS[@]}")
fi
fi
assign_version
assign_ldflags
for t in "${targets[@]}"; do
if [[ ${build_type} == STATIC ]]; then
build_binary_static "$t"
elif [[ ${build_type} == CROSS ]]; then
build_binary_cross "$t"
else
build_binary "$t"
fi
done
}
build_binary() {
local target="$1"
local binary="${target##*/}"
local outfile="bin/${binary}"
echo "Building ${target}"
go build -o "$outfile" -ldflags "$LDFLAGS" "${REPO}/${target}"
}