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kubelet: add support for dynamic resource allocation

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Dependencies need to be updated to use
github.com/container-orchestrated-devices/container-device-interface.

It's not decided yet whether we will implement Topology support
for DRA or not. Not having any toppology-related code
will help to avoid wrong impression that DRA is used as a hint
provider for the Topology Manager.
This commit is contained in:
Ed Bartosh
2022-07-15 14:28:18 +03:00
committed by Patrick Ohly
parent d2ff210c20
commit ae0f38437c
25 changed files with 2718 additions and 6 deletions
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1
hack/make-rules/update.sh
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@@ -40,6 +40,7 @@ BASH_TARGETS="
update-codegen
update-generated-runtime
update-generated-device-plugin
update-generated-dynamic-resource-allocation
update-generated-api-compatibility-data
update-generated-docs
update-generated-swagger-docs

29
hack/update-generated-dynamic-resource-allocation-dockerized.sh Executable file
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@@ -0,0 +1,29 @@
#!/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.
# This script generates `*/api.pb.go` from the protobuf file `*/api.proto`.
# Example:
# kube::protoc::generate_proto "${DYNAMIC_RESOURCE_ALLOCATION_ALPHA}"
set -o errexit
set -o nounset
set -o pipefail
KUBE_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/../" && pwd -P)"
DYNAMIC_RESOURCE_ALLOCATION_V1ALPHA1="${KUBE_ROOT}/staging/src/k8s.io/kubelet/pkg/apis/dra/v1alpha1/"
source "${KUBE_ROOT}/hack/lib/protoc.sh"
kube::protoc::generate_proto "${DYNAMIC_RESOURCE_ALLOCATION_V1ALPHA1}"

27
hack/update-generated-dynamic-resource-allocation.sh Executable file
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@@ -0,0 +1,27 @@
#!/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
KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
# NOTE: All output from this script needs to be copied back to the calling
# source tree. This is managed in kube::build::copy_output in build/common.sh.
# If the output set is changed update that function.
"${KUBE_ROOT}/build/run.sh" hack/update-generated-dynamic-resource-allocation-dockerized.sh "$@"

44
hack/verify-generated-dynamic-resource-allocation.sh Executable file
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@@ -0,0 +1,44 @@
#!/usr/bin/env bash
# Copyright 2022 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.
# This script checks whether updating of device plugin API is needed or not. We
# should run `hack/update-generated-dynamic-resource-allocation.sh` if device plugin API is
# out of date.
# Usage: `hack/verify-generated-dynamic-resource-allocation.sh`.
set -o errexit
set -o nounset
set -o pipefail
KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
ERROR="Dynamic resource allocation kubelet plugin api is out of date. Please run hack/update-generated-dynamic-resource-allocation.sh"
DYNAMIC_RESOURCE_ALLOCATION_V1ALPHA1="${KUBE_ROOT}/staging/src/k8s.io/kubelet/pkg/apis/dra/v1alpha1/"
source "${KUBE_ROOT}/hack/lib/protoc.sh"
kube::golang::setup_env
function cleanup {
rm -rf "${DYNAMIC_RESOURCE_ALLOCATION_V1ALPHA1}/_tmp/"
}
trap cleanup EXIT
mkdir -p "${DYNAMIC_RESOURCE_ALLOCATION_V1ALPHA1}/_tmp"
cp "${DYNAMIC_RESOURCE_ALLOCATION_V1ALPHA1}/api.pb.go" "${DYNAMIC_RESOURCE_ALLOCATION_V1ALPHA1}/_tmp/"
KUBE_VERBOSE=3 "${KUBE_ROOT}/hack/update-generated-dynamic-resource-allocation.sh"
kube::protoc::diff "${DYNAMIC_RESOURCE_ALLOCATION_V1ALPHA1}/api.pb.go" "${DYNAMIC_RESOURCE_ALLOCATION_V1ALPHA1}/_tmp/api.pb.go" "${ERROR}"
echo "Generated dynamic resource allocation kubelet plugin alpha api is up to date."