mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-12-01 16:52:54 +00:00
385 lines
11 KiB
Go
385 lines
11 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 main
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import (
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"testing"
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"github.com/pelletier/go-toml"
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"github.com/stretchr/testify/require"
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)
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func TestUpdateV1ConfigDefaultRuntime(t *testing.T) {
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const runtimeDir = "/test/runtime/dir"
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testCases := []struct {
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legacyConfig bool
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setAsDefault bool
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runtimeClass string
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expectedDefaultRuntimeName interface{}
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expectedDefaultRuntimeBinary interface{}
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}{
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{},
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{
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legacyConfig: true,
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setAsDefault: false,
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expectedDefaultRuntimeName: nil,
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expectedDefaultRuntimeBinary: nil,
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},
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{
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legacyConfig: true,
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setAsDefault: true,
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expectedDefaultRuntimeName: nil,
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expectedDefaultRuntimeBinary: "/test/runtime/dir/nvidia-container-runtime",
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},
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{
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legacyConfig: true,
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setAsDefault: true,
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runtimeClass: "NAME",
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expectedDefaultRuntimeName: nil,
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expectedDefaultRuntimeBinary: "/test/runtime/dir/nvidia-container-runtime",
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},
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{
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legacyConfig: true,
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setAsDefault: true,
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runtimeClass: "nvidia-experimental",
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expectedDefaultRuntimeName: nil,
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expectedDefaultRuntimeBinary: "/test/runtime/dir/nvidia-container-runtime-experimental",
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},
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{
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legacyConfig: false,
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setAsDefault: false,
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expectedDefaultRuntimeName: nil,
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expectedDefaultRuntimeBinary: nil,
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},
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{
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legacyConfig: false,
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setAsDefault: true,
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expectedDefaultRuntimeName: "nvidia",
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expectedDefaultRuntimeBinary: nil,
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},
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{
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legacyConfig: false,
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setAsDefault: true,
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runtimeClass: "NAME",
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expectedDefaultRuntimeName: "NAME",
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expectedDefaultRuntimeBinary: nil,
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},
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{
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legacyConfig: false,
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setAsDefault: true,
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runtimeClass: "nvidia-experimental",
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expectedDefaultRuntimeName: "nvidia-experimental",
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expectedDefaultRuntimeBinary: nil,
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},
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}
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for i, tc := range testCases {
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o := &options{
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useLegacyConfig: tc.legacyConfig,
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setAsDefault: tc.setAsDefault,
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runtimeClass: tc.runtimeClass,
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runtimeType: runtimeType,
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runtimeDir: runtimeDir,
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}
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config, err := toml.TreeFromMap(map[string]interface{}{})
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require.NoError(t, err, "%d: %v", i, tc)
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err = UpdateV1Config(config, o)
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require.NoError(t, err, "%d: %v", i, tc)
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defaultRuntimeName := config.GetPath([]string{"plugins", "cri", "containerd", "default_runtime_name"})
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require.EqualValues(t, tc.expectedDefaultRuntimeName, defaultRuntimeName, "%d: %v", i, tc)
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defaultRuntime := config.GetPath([]string{"plugins", "cri", "containerd", "default_runtime"})
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if tc.expectedDefaultRuntimeBinary == nil {
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require.Nil(t, defaultRuntime, "%d: %v", i, tc)
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} else {
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expected, err := defaultRuntimeTomlConfigV1(tc.expectedDefaultRuntimeBinary.(string))
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require.NoError(t, err, "%d: %v", i, tc)
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configContents, _ := toml.Marshal(defaultRuntime.(*toml.Tree))
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expectedContents, _ := toml.Marshal(expected)
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require.Equal(t, string(expectedContents), string(configContents), "%d: %v: %v", i, tc)
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}
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}
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}
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func TestUpdateV1Config(t *testing.T) {
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const runtimeDir = "/test/runtime/dir"
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const expectedVersion = int64(1)
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expectedBinaries := []string{
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"/test/runtime/dir/nvidia-container-runtime",
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"/test/runtime/dir/nvidia-container-runtime-experimental",
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}
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testCases := []struct {
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runtimeClass string
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expectedRuntimes []string
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}{
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{
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runtimeClass: "nvidia",
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expectedRuntimes: []string{"nvidia", "nvidia-experimental"},
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},
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{
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runtimeClass: "NAME",
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expectedRuntimes: []string{"NAME", "nvidia-experimental"},
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},
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{
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runtimeClass: "nvidia-experimental",
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expectedRuntimes: []string{"nvidia", "nvidia-experimental"},
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},
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}
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for i, tc := range testCases {
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o := &options{
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runtimeClass: tc.runtimeClass,
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runtimeType: runtimeType,
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runtimeDir: runtimeDir,
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}
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config, err := toml.TreeFromMap(map[string]interface{}{})
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require.NoError(t, err, "%d: %v", i, tc)
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err = UpdateV1Config(config, o)
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require.NoError(t, err, "%d: %v", i, tc)
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version, ok := config.Get("version").(int64)
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require.True(t, ok)
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require.EqualValues(t, expectedVersion, version)
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runtimes, ok := config.GetPath([]string{"plugins", "cri", "containerd", "runtimes"}).(*toml.Tree)
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require.True(t, ok)
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runtimeClasses := runtimes.Keys()
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require.ElementsMatch(t, tc.expectedRuntimes, runtimeClasses, "%d: %v", i, tc)
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for i, r := range tc.expectedRuntimes {
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runtimeConfig := runtimes.Get(r)
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expected, err := runtimeTomlConfigV1(expectedBinaries[i])
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require.NoError(t, err, "%d: %v", i, tc)
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configContents, _ := toml.Marshal(runtimeConfig)
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expectedContents, _ := toml.Marshal(expected)
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require.Equal(t, string(expectedContents), string(configContents), "%d: %v: %v", i, r, tc)
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}
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}
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}
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func TestUpdateV1ConfigWithRuncPresent(t *testing.T) {
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const runcBinary = "/runc-binary"
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const runtimeDir = "/test/runtime/dir"
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const expectedVersion = int64(1)
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expectedBinaries := []string{
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runcBinary,
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"/test/runtime/dir/nvidia-container-runtime",
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"/test/runtime/dir/nvidia-container-runtime-experimental",
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}
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testCases := []struct {
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runtimeClass string
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expectedRuntimes []string
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}{
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{
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runtimeClass: "nvidia",
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expectedRuntimes: []string{"runc", "nvidia", "nvidia-experimental"},
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},
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{
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runtimeClass: "NAME",
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expectedRuntimes: []string{"runc", "NAME", "nvidia-experimental"},
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},
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{
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runtimeClass: "nvidia-experimental",
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expectedRuntimes: []string{"runc", "nvidia", "nvidia-experimental"},
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},
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}
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for i, tc := range testCases {
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o := &options{
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runtimeClass: tc.runtimeClass,
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runtimeType: runtimeType,
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runtimeDir: runtimeDir,
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}
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config, err := toml.TreeFromMap(runcConfigMapV1("/runc-binary"))
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require.NoError(t, err, "%d: %v", i, tc)
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err = UpdateV1Config(config, o)
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require.NoError(t, err, "%d: %v", i, tc)
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version, ok := config.Get("version").(int64)
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require.True(t, ok)
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require.EqualValues(t, expectedVersion, version)
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runtimes, ok := config.GetPath([]string{"plugins", "cri", "containerd", "runtimes"}).(*toml.Tree)
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require.True(t, ok)
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runtimeClasses := runtimes.Keys()
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require.ElementsMatch(t, tc.expectedRuntimes, runtimeClasses, "%d: %v", i, tc)
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for i, r := range tc.expectedRuntimes {
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runtimeConfig := runtimes.Get(r)
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expected, err := toml.TreeFromMap(runcRuntimeConfigMapV1(expectedBinaries[i]))
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require.NoError(t, err, "%d: %v", i, tc)
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configContents, _ := toml.Marshal(runtimeConfig)
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expectedContents, _ := toml.Marshal(expected)
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require.Equal(t, string(expectedContents), string(configContents), "%d: %v: %v", i, r, tc)
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}
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}
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}
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func TestRevertV1Config(t *testing.T) {
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testCases := []struct {
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config map[string]interface {
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}
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expected map[string]interface{}
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}{
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{},
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{
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config: map[string]interface{}{
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"version": int64(1),
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},
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},
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{
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config: map[string]interface{}{
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"version": int64(1),
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"plugins": map[string]interface{}{
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"cri": map[string]interface{}{
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"containerd": map[string]interface{}{
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"runtimes": map[string]interface{}{
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"nvidia": runtimeMapV1("/test/runtime/dir/nvidia-container-runtime"),
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"nvidia-experimental": runtimeMapV1("/test/runtime/dir/nvidia-container-runtime-experimental"),
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},
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},
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},
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},
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},
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},
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{
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config: map[string]interface{}{
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"version": int64(1),
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"plugins": map[string]interface{}{
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"cri": map[string]interface{}{
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"containerd": map[string]interface{}{
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"runtimes": map[string]interface{}{
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"nvidia": runtimeMapV1("/test/runtime/dir/nvidia-container-runtime"),
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"nvidia-experimental": runtimeMapV1("/test/runtime/dir/nvidia-container-runtime-experimental"),
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},
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"default_runtime": defaultRuntimeV1("/test/runtime/dir/nvidia-container-runtime"),
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"default_runtime_name": "nvidia",
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},
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},
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},
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},
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},
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}
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for i, tc := range testCases {
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o := &options{
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runtimeClass: "nvidia",
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}
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config, err := toml.TreeFromMap(tc.config)
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require.NoError(t, err, "%d: %v", i, tc)
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expected, err := toml.TreeFromMap(tc.expected)
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require.NoError(t, err, "%d: %v", i, tc)
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err = RevertV1Config(config, o)
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require.NoError(t, err, "%d: %v", i, tc)
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configContents, _ := toml.Marshal(config)
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expectedContents, _ := toml.Marshal(expected)
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require.Equal(t, string(expectedContents), string(configContents), "%d: %v", i, tc)
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}
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}
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func runtimeTomlConfigV1(binary string) (*toml.Tree, error) {
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return toml.TreeFromMap(runtimeMapV1(binary))
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}
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func defaultRuntimeTomlConfigV1(binary string) (*toml.Tree, error) {
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return toml.TreeFromMap(defaultRuntimeV1(binary))
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}
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func defaultRuntimeV1(binary string) map[string]interface{} {
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return map[string]interface{}{
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"runtime_type": runtimeType,
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"runtime_root": "",
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"runtime_engine": "",
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"privileged_without_host_devices": false,
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"options": map[string]interface{}{
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"BinaryName": binary,
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"Runtime": binary,
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},
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}
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}
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func runtimeMapV1(binary string) map[string]interface{} {
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return map[string]interface{}{
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"runtime_type": runtimeType,
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"runtime_root": "",
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"runtime_engine": "",
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"privileged_without_host_devices": false,
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"options": map[string]interface{}{
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"BinaryName": binary,
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"Runtime": binary,
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},
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}
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}
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func runcConfigMapV1(binary string) map[string]interface{} {
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return map[string]interface{}{
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"plugins": map[string]interface{}{
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"cri": map[string]interface{}{
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"containerd": map[string]interface{}{
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"runtimes": map[string]interface{}{
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"runc": runcRuntimeConfigMapV1(binary),
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},
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},
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},
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},
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}
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}
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func runcRuntimeConfigMapV1(binary string) map[string]interface{} {
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return map[string]interface{}{
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"runtime_type": "runc_runtime_type",
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"runtime_root": "runc_runtime_root",
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"runtime_engine": "runc_runtime_engine",
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"privileged_without_host_devices": true,
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"options": map[string]interface{}{
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"runc-option": "value",
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"BinaryName": binary,
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"Runtime": binary,
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},
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}
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}
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