caching/vendor/knative.dev/pkg/hack/generate-knative.sh

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#!/usr/bin/env bash
# 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.
set -o errexit
set -o nounset
set -o pipefail
# generate-knative generates everything for a project with external types only, e.g. a project based
# on CustomResourceDefinitions.
if [ "$#" -lt 4 ] || [ "${1}" == "--help" ]; then
cat <<EOF
Usage: $(basename $0) <generators> <client-package> <apis-package> <groups-versions> ...
<generators> the generators comma separated to run (deepcopy,defaulter,client,lister,informer) or "all".
<client-package> the client package dir (e.g. github.com/example/project/pkg/clientset).
<apis-package> the external types dir (e.g. github.com/example/api or github.com/example/project/pkg/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 "foo:v1 bar:v1alpha1,v1beta1"
$(basename $0) injection,foo github.com/example/project/pkg/client github.com/example/project/pkg/apis "foo:v1 bar:v1alpha1,v1beta1"
EOF
exit 0
fi
GENS="$1"
CLIENT_PKG="$2"
APIS_PKG="$3"
GROUPS_WITH_VERSIONS="$4"
shift 4
function codegen::join() { local IFS="$1"; shift; echo "$*"; }
# enumerate group versions
FQ_APIS=() # e.g. k8s.io/api/apps/v1
for GVs in ${GROUPS_WITH_VERSIONS}; do
IFS=: read G Vs <<<"${GVs}"
# enumerate versions
for V in ${Vs//,/ }; do
FQ_APIS+=(${APIS_PKG}/${G}/${V})
done
done
if grep -qw "injection" <<<"${GENS}"; then
if [[ -z "${OUTPUT_PKG:-}" ]]; then
OUTPUT_PKG="${CLIENT_PKG}/injection"
fi
if [[ -z "${VERSIONED_CLIENTSET_PKG:-}" ]]; then
VERSIONED_CLIENTSET_PKG="${CLIENT_PKG}/clientset/versioned"
fi
if [[ -z "${EXTERNAL_INFORMER_PKG:-}" ]]; then
EXTERNAL_INFORMER_PKG="${CLIENT_PKG}/informers/externalversions"
fi
if [[ -z "${LISTERS_PKG:-}" ]]; then
LISTERS_PKG="${CLIENT_PKG}/listers"
fi
echo "Generating injection for ${GROUPS_WITH_VERSIONS} at ${OUTPUT_PKG}"
# Clear old injection
rm -rf ${OUTPUT_PKG}
MODULE_NAME=$(go list -m)
go run knative.dev/pkg/codegen/cmd/injection-gen \
--input-dirs $(codegen::join , "${FQ_APIS[@]}") \
--versioned-clientset-package ${VERSIONED_CLIENTSET_PKG} \
--external-versions-informers-package ${EXTERNAL_INFORMER_PKG} \
--listers-package ${LISTERS_PKG} \
--output-package ${OUTPUT_PKG} \
--output-dir ${OUTPUT_PKG//${MODULE_NAME}\//} \
"$@"
fi