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Makefile.core.mk
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# Copyright Istio 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.
default: all
all: clean gen build verify
gen: generate-k8s-client tidy-go mirror-licenses
gen-check: clean gen check-clean-repo
build: build-k8s-client
verify: verify-k8s-client
clean: clean-k8s-client
########################
# kubernetes code generators
########################
applyconfiguration_gen = applyconfiguration-gen
kubetype_gen = kubetype-gen
deepcopy_gen = deepcopy-gen
client_gen = client-gen
lister_gen = lister-gen
informer_gen = informer-gen
empty:=
space := $(empty) $(empty)
comma := ,
# source packages to scan for kubetype-gen tags
kube_istio_source_packages = $(subst $(space),$(empty), \
istio.io/api/extensions/v1alpha1, \
istio.io/api/networking/v1alpha3, \
istio.io/api/networking/v1beta1, \
istio.io/api/networking/v1, \
istio.io/api/security/v1beta1, \
istio.io/api/security/v1, \
istio.io/api/telemetry/v1alpha1, \
istio.io/api/telemetry/v1 \
)
# base output package for generated files
kube_base_output_package = istio.io/client-go/pkg
# base output package for kubernetes types, register, etc...
kube_api_base_package = $(kube_base_output_package)/apis
# source packages to scan for kubernetes generator tags, e.g. deepcopy-gen, client-gen, etc.
# these should correspond to the output packages from kubetype-gen
kube_api_packages = $(subst $(space),$(empty), \
$(kube_api_base_package)/extensions/v1alpha1, \
$(kube_api_base_package)/networking/v1alpha3, \
$(kube_api_base_package)/networking/v1beta1, \
$(kube_api_base_package)/networking/v1, \
$(kube_api_base_package)/security/v1beta1, \
$(kube_api_base_package)/security/v1, \
$(kube_api_base_package)/telemetry/v1alpha1, \
$(kube_api_base_package)/telemetry/v1 \
)
# this is needed to properly generate ssa functions
kube_api_applyconfiguration_packages = $(kube_api_packages),k8s.io/apimachinery/pkg/apis/meta/v1
# base output package used by kubernetes client-gen
kube_clientset_package = $(kube_base_output_package)/clientset
# clientset name used by kubernetes client-gen
kube_clientset_name = versioned
# base output package used by kubernetes lister-gen
kube_listers_package = $(kube_base_output_package)/listers
# base output package used by kubernetes informer-gen
kube_informers_package = $(kube_base_output_package)/informers
# base output package used by kubernetes applyconfiguration-gen
kube_applyconfiguration_package = $(kube_base_output_package)/applyconfiguration
# file header text
kube_go_header_text = header.go.txt
ifeq ($(IN_BUILD_CONTAINER),1)
# k8s code generators rely on GOPATH, using $GOPATH/src as the base package
# directory. Using --output-base . does not work, as that ends up generating
# code into ./<package>, e.g. ./istio.io/client-go/pkg/apis/... To work
# around this, we'll just let k8s generate the code where it wants and copy
# back to where it should have been generated.
move_generated=cp -r $(GOPATH)/src/$(kube_base_output_package)/ . && rm -rf $(GOPATH)/src/$(kube_base_output_package)/
else
# nothing special for local builds
move_generated=
endif
rename_generated_files=\
find $(subst istio.io/client-go/, $(empty), $(subst $(comma), $(space), $(kube_api_packages)) $(kube_clientset_package) $(kube_listers_package) $(kube_informers_package)) \
-name '*.go' -and -not -name 'doc.go' -and -not -name '*.gen.go' -type f -exec sh -c 'mv "$$1" "$${1%.go}".gen.go' - '{}' \;
# Kubernetes deepcopy gen directly sets values of our types. Our types are protos; it is illegal to do this for protos.
# However, we don't even need this anyways -- each individual field is explicitly copied already.
# Remove the line doing this illegal operation.
fixup_generated_files=\
find . -name "*.deepcopy.gen.go" -type f | xargs sed -i -e '/\*out = \*in/d'
.PHONY: generate-k8s-client
generate-k8s-client:
# generate kube api type wrappers for istio types
# TODO(https://github.com/istio/istio/issues/54831) do not depend on gotypesalias=0 for this to work
@GODEBUG=gotypesalias=0 $(kubetype_gen) --input-dirs $(kube_istio_source_packages) --output-package $(kube_api_base_package) -h $(kube_go_header_text)
@$(move_generated)
# generate deepcopy for kube api types
@$(deepcopy_gen) --input-dirs $(kube_api_packages) -O zz_generated.deepcopy -h $(kube_go_header_text)
# generate ssa for kube api types
@$(applyconfiguration_gen) --input-dirs $(kube_api_applyconfiguration_packages) --output-package $(kube_applyconfiguration_package) -h $(kube_go_header_text)
# generate clientsets for kube api types
@$(client_gen) --clientset-name $(kube_clientset_name) --input-base "" --input $(kube_api_packages) --output-package $(kube_clientset_package) -h $(kube_go_header_text) --apply-configuration-package $(kube_applyconfiguration_package)
# generate listers for kube api types
@$(lister_gen) --input-dirs $(kube_api_packages) --output-package $(kube_listers_package) -h $(kube_go_header_text)
# generate informers for kube api types
@$(informer_gen) --input-dirs $(kube_api_packages) --versioned-clientset-package $(kube_clientset_package)/$(kube_clientset_name) --listers-package $(kube_listers_package) --output-package $(kube_informers_package) -h $(kube_go_header_text)
@$(move_generated)
@$(rename_generated_files)
@$(fixup_generated_files)
.PHONY: build-k8s-client verify-k8s-client
build-k8s-client:
# building k8s client
@go build ./pkg/...
verify-k8s-client:
# verifying generated client code
@go build ./cmd/...
.PHONY: clean-k8s-client
clean-k8s-client:
# remove generated code
@rm -rf pkg/
lint: lint-all
include common/Makefile.common.mk