mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-11-30 00:11:59 +00:00
59 lines
1.8 KiB
Go
59 lines
1.8 KiB
Go
/*
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# Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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*/
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package oci
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import (
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"fmt"
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"github.com/NVIDIA/nvidia-container-toolkit/internal/logger"
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"github.com/opencontainers/runtime-spec/specs-go"
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)
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// SpecModifier defines an interace for modifying a (raw) OCI spec
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type SpecModifier interface {
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// Modify is a method that accepts a pointer to an OCI Srec and returns an
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// error. The intention is that the function would modify the spec in-place.
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Modify(*specs.Spec) error
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}
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// Spec defines the operations to be performed on an OCI specification
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//
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//go:generate moq -stub -out spec_mock.go . Spec
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type Spec interface {
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Load() (*specs.Spec, error)
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Flush() error
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Modify(SpecModifier) error
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LookupEnv(string) (string, bool)
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}
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// NewSpec creates fileSpec based on the command line arguments passed to the
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// application using the specified logger.
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func NewSpec(logger logger.Interface, args []string) (Spec, error) {
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bundleDir, err := GetBundleDir(args)
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if err != nil {
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return nil, fmt.Errorf("error getting bundle directory: %v", err)
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}
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logger.Debugf("Using bundle directory: %v", bundleDir)
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ociSpecPath := GetSpecFilePath(bundleDir)
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logger.Infof("Using OCI specification file path: %v", ociSpecPath)
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ociSpec := NewFileSpec(ociSpecPath)
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return ociSpec, nil
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}
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