traefik/vendor/k8s.io/code-generator/generate-internal-groups.sh

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#!/usr/bin/env bash
# Copyright 2017 The Kubernetes 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.
set -o errexit
set -o nounset
set -o pipefail
# generate-internal-groups generates everything for a project with internal types, e.g. an
# user-provided API server based on k8s.io/apiserver.
if [ "$#" -lt 5 ] || [ "${1}" == "--help" ]; then
cat <<EOF
Usage: $(basename $0) <generators> <output-package> <internal-apis-package> <extensiona-apis-package> <groups-versions> ...
<generators> the generators comma separated to run (deepcopy,defaulter,conversion,client,lister,informer) or "all".
<output-package> the output package name (e.g. github.com/example/project/pkg/generated).
<int-apis-package> the internal types dir (e.g. github.com/example/project/pkg/apis).
<ext-apis-package> the external types dir (e.g. github.com/example/project/pkg/apis or githubcom/example/apis).
<groups-versions> the groups and their versions in the format "groupA:v1,v2 groupB:v1 groupC:v2", relative
to <api-package>.
... arbitrary flags passed to all generator binaries.
Examples:
$(basename $0) all github.com/example/project/pkg/client github.com/example/project/pkg/apis github.com/example/project/pkg/apis "foo:v1 bar:v1alpha1,v1beta1"
$(basename $0) deepcopy,defaulter,conversion github.com/example/project/pkg/client github.com/example/project/pkg/apis github.com/example/project/apis "foo:v1 bar:v1alpha1,v1beta1"
EOF
exit 0
fi
GENS="$1"
OUTPUT_PKG="$2"
INT_APIS_PKG="$3"
EXT_APIS_PKG="$4"
GROUPS_WITH_VERSIONS="$5"
shift 5
go install ./$(dirname "${0}")/cmd/{defaulter-gen,conversion-gen,client-gen,lister-gen,informer-gen,deepcopy-gen}
function codegen::join() { local IFS="$1"; shift; echo "$*"; }
# enumerate group versions
ALL_FQ_APIS=() # e.g. k8s.io/kubernetes/pkg/apis/apps k8s.io/api/apps/v1
INT_FQ_APIS=() # e.g. k8s.io/kubernetes/pkg/apis/apps
EXT_FQ_APIS=() # e.g. k8s.io/api/apps/v1
for GVs in ${GROUPS_WITH_VERSIONS}; do
IFS=: read G Vs <<<"${GVs}"
if [ -n "${INT_APIS_PKG}" ]; then
ALL_FQ_APIS+=("${INT_APIS_PKG}/${G}")
INT_FQ_APIS+=("${INT_APIS_PKG}/${G}")
fi
# enumerate versions
for V in ${Vs//,/ }; do
ALL_FQ_APIS+=("${EXT_APIS_PKG}/${G}/${V}")
EXT_FQ_APIS+=("${EXT_APIS_PKG}/${G}/${V}")
done
done
if [ "${GENS}" = "all" ] || grep -qw "deepcopy" <<<"${GENS}"; then
echo "Generating deepcopy funcs"
${GOPATH}/bin/deepcopy-gen --input-dirs $(codegen::join , "${ALL_FQ_APIS[@]}") -O zz_generated.deepcopy --bounding-dirs ${INT_APIS_PKG},${EXT_APIS_PKG} "$@"
fi
if [ "${GENS}" = "all" ] || grep -qw "defaulter" <<<"${GENS}"; then
echo "Generating defaulters"
${GOPATH}/bin/defaulter-gen --input-dirs $(codegen::join , "${EXT_FQ_APIS[@]}") -O zz_generated.defaults "$@"
fi
if [ "${GENS}" = "all" ] || grep -qw "conversion" <<<"${GENS}"; then
echo "Generating conversions"
${GOPATH}/bin/conversion-gen --input-dirs $(codegen::join , "${ALL_FQ_APIS[@]}") -O zz_generated.conversion "$@"
fi
if [ "${GENS}" = "all" ] || grep -qw "client" <<<"${GENS}"; then
echo "Generating clientset for ${GROUPS_WITH_VERSIONS} at ${OUTPUT_PKG}/clientset"
if [ -n "${INT_APIS_PKG}" ]; then
${GOPATH}/bin/client-gen --clientset-name internalversion --input-base "" --input $(codegen::join , $(printf '%s/ ' "${INT_FQ_APIS[@]}")) --output-package ${OUTPUT_PKG}/clientset "$@"
fi
${GOPATH}/bin/client-gen --clientset-name versioned --input-base "" --input $(codegen::join , "${EXT_FQ_APIS[@]}") --output-package ${OUTPUT_PKG}/clientset "$@"
fi
if [ "${GENS}" = "all" ] || grep -qw "lister" <<<"${GENS}"; then
echo "Generating listers for ${GROUPS_WITH_VERSIONS} at ${OUTPUT_PKG}/listers"
${GOPATH}/bin/lister-gen --input-dirs $(codegen::join , "${ALL_FQ_APIS[@]}") --output-package ${OUTPUT_PKG}/listers "$@"
fi
if [ "${GENS}" = "all" ] || grep -qw "informer" <<<"${GENS}"; then
echo "Generating informers for ${GROUPS_WITH_VERSIONS} at ${OUTPUT_PKG}/informers"
${GOPATH}/bin/informer-gen \
--input-dirs $(codegen::join , "${ALL_FQ_APIS[@]}") \
--versioned-clientset-package ${OUTPUT_PKG}/clientset/versioned \
--internal-clientset-package ${OUTPUT_PKG}/clientset/internalversion \
--listers-package ${OUTPUT_PKG}/listers \
--output-package ${OUTPUT_PKG}/informers \
"$@"
fi