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https://github.com/NVIDIA/nvidia-container-toolkit
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f477dc0df1
Signed-off-by: Tariq Ibrahim <tibrahim@nvidia.com> add default runtime binary path to runtimes field of toolkit config toml Signed-off-by: Tariq Ibrahim <tibrahim@nvidia.com> [no-relnote] Get low-level runtimes consistently We ensure that we use the same low-level runtimes regardless of the runtime engine being configured. This ensures consistent behaviour. Signed-off-by: Evan Lezar <elezar@nvidia.com> Co-authored-by: Evan Lezar <elezar@nvidia.com> address review comment Signed-off-by: Tariq Ibrahim <tibrahim@nvidia.com>
64 lines
1.9 KiB
Go
64 lines
1.9 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 engine
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import "strings"
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// GetBinaryPathsForRuntimes returns the list of binary paths for common runtimes.
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// The following list of runtimes is considered:
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//
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// the default runtime, "runc", and "crun"
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//
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// If an nvidia* runtime is set as the default runtime, this is ignored.
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func GetBinaryPathsForRuntimes(cfg Interface) []string {
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var binaryPaths []string
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seen := make(map[string]bool)
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for _, runtime := range GetLowLevelRuntimes(cfg) {
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runtimeConfig, err := cfg.GetRuntimeConfig(runtime)
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if err != nil {
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// TODO: It will be useful to log the error when GetRuntimeConfig fails for a runtime
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continue
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}
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binaryPath := runtimeConfig.GetBinaryPath()
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if binaryPath == "" || seen[binaryPath] {
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continue
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}
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seen[binaryPath] = true
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binaryPaths = append(binaryPaths, binaryPath)
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}
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return binaryPaths
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}
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// GetLowLevelRuntimes returns a predefined list low-level runtimes from the specified config.
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// nvidia* runtimes are ignored.
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func GetLowLevelRuntimes(cfg Interface) []string {
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var runtimes []string
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isValidDefault := func(s string) bool {
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if s == "" {
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return false
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}
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// ignore nvidia* runtimes.
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return !strings.HasPrefix(s, "nvidia")
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}
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if defaultRuntime := cfg.DefaultRuntime(); isValidDefault(defaultRuntime) {
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runtimes = append(runtimes, defaultRuntime)
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}
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return append(runtimes, "runc", "crun")
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}
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