mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-11-29 16:02:10 +00:00
103 lines
2.5 KiB
Go
103 lines
2.5 KiB
Go
/**
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# Copyright 2024 NVIDIA CORPORATION
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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 installer
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import (
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"fmt"
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"os"
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"path/filepath"
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"github.com/NVIDIA/nvidia-container-toolkit/internal/logger"
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"github.com/NVIDIA/nvidia-container-toolkit/internal/lookup"
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)
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type artifactRoot struct {
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path string
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libraries lookup.Locator
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executables lookup.Locator
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}
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func newArtifactRoot(packageType string) (*artifactRoot, error) {
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path := "/"
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switch packageType {
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case "deb":
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path = "/artifacts/deb"
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case "rpm":
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path = "/artifacts/rpm"
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default:
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return nil, fmt.Errorf("invalid package type: %v", packageType)
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}
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a := artifactRoot{
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path: path,
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libraries: lookup.NewLibraryLocator(
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lookup.WithRoot(path),
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lookup.WithCount(1),
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lookup.WithSearchPaths(
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"/usr/lib64",
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"/usr/lib/x86_64-linux-gnu",
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"/usr/lib/aarch64-linux-gnu",
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),
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),
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executables: lookup.NewExecutableLocator(
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logger.New(),
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path,
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),
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}
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return &a, nil
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}
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func resolvePackageType(hostRoot string, packageType string) (rPackageTypes string, rerr error) {
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if packageType != "" && packageType != "auto" {
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return packageType, nil
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}
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if info, err := os.Stat(filepath.Join(hostRoot, "/usr/bin/rpm")); err != nil && !info.IsDir() {
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return "rpm", nil
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}
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if info, err := os.Stat(filepath.Join(hostRoot, "/usr/bin/dpkg")); err != nil && !info.IsDir() {
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return "deb", nil
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}
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return "deb", nil
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}
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func (r *artifactRoot) findLibrary(name string) (string, error) {
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candidates, err := r.libraries.Locate(name)
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if err != nil {
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return "", fmt.Errorf("error locating library: %w", err)
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}
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if len(candidates) == 0 {
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return "", fmt.Errorf("library %v not found", name)
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}
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return candidates[0], nil
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}
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func (r *artifactRoot) findExecutable(name string) (string, error) {
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candidates, err := r.executables.Locate(name)
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if err != nil {
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return "", fmt.Errorf("error locating executable: %w", err)
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}
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if len(candidates) == 0 {
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return "", fmt.Errorf("executable %v not found", name)
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}
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return candidates[0], nil
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}
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