Remove support for config overrides

Signed-off-by: Evan Lezar <elezar@nvidia.com>

tools/container/container.go

@@ -67,8 +67,8 @@ func ParseArgs(c *cli.Context, o *Options) error {
 }
 
 // Configure applies the options to the specified config
-func (o Options) Configure(cfg engine.Interface, configOverrides ...map[string]interface{}) error {
-	err := o.UpdateConfig(cfg, configOverrides...)
+func (o Options) Configure(cfg engine.Interface) error {
+	err := o.UpdateConfig(cfg)
 	if err != nil {
 		return fmt.Errorf("unable to update config: %v", err)
 	}
@@ -98,14 +98,14 @@ func (o Options) flush(cfg engine.Interface) error {
 }
 
 // UpdateConfig updates the specified config to include the nvidia runtimes
-func (o Options) UpdateConfig(cfg engine.Interface, configOverrides ...map[string]interface{}) error {
+func (o Options) UpdateConfig(cfg engine.Interface) error {
 	runtimes := operator.GetRuntimes(
 		operator.WithNvidiaRuntimeName(o.RuntimeName),
 		operator.WithSetAsDefault(o.SetAsDefault),
 		operator.WithRoot(o.RuntimeDir),
 	)
 	for name, runtime := range runtimes {
-		err := cfg.AddRuntime(name, runtime.Path, runtime.SetAsDefault, configOverrides...)
+		err := cfg.AddRuntime(name, runtime.Path, runtime.SetAsDefault)
 		if err != nil {
 			return fmt.Errorf("failed to update runtime %q: %v", name, err)
 		}

tools/container/containerd/containerd.go

@@ -17,7 +17,6 @@
 package main
 
 import (
-	"encoding/json"
 	"fmt"
 	"os"
 
@@ -198,11 +197,7 @@ func Setup(c *cli.Context, o *options) error {
 		return fmt.Errorf("unable to load config: %v", err)
 	}
 
-	runtimeConfigOverride, err := o.runtimeConfigOverride()
-	if err != nil {
-		return fmt.Errorf("unable to parse config overrides: %w", err)
-	}
-	err = o.Configure(cfg, runtimeConfigOverride)
+	err = o.Configure(cfg)
 	if err != nil {
 		return fmt.Errorf("unable to configure containerd: %v", err)
 	}
@@ -260,16 +255,3 @@ func (o *options) containerAnnotationsFromCDIPrefixes() []string {
 
 	return annotations
 }
-
-func (o *options) runtimeConfigOverride() (map[string]interface{}, error) {
-	if o.runtimeConfigOverrideJSON == "" {
-		return nil, nil
-	}
-
-	runtimeOptions := make(map[string]interface{})
-	if err := json.Unmarshal([]byte(o.runtimeConfigOverrideJSON), &runtimeOptions); err != nil {
-		return nil, fmt.Errorf("failed to read %v as JSON: %w", o.runtimeConfigOverrideJSON, err)
-	}
-
-	return runtimeOptions, nil
-}

tools/container/containerd/containerd_test.go

@@ -1,72 +0,0 @@
-/**
-# Copyright 2024 NVIDIA CORPORATION
-#
-# 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.
-**/
-
-package main
-
-import (
-	"testing"
-
-	"github.com/stretchr/testify/require"
-)
-
-func TestRuntimeOptions(t *testing.T) {
-	testCases := []struct {
-		description   string
-		options       options
-		expected      map[string]interface{}
-		expectedError error
-	}{
-		{
-			description: "empty is nil",
-		},
-		{
-			description: "empty json",
-			options: options{
-				runtimeConfigOverrideJSON: "{}",
-			},
-			expected:      map[string]interface{}{},
-			expectedError: nil,
-		},
-		{
-			description: "SystemdCgroup is true",
-			options: options{
-				runtimeConfigOverrideJSON: "{\"SystemdCgroup\": true}",
-			},
-			expected: map[string]interface{}{
-				"SystemdCgroup": true,
-			},
-			expectedError: nil,
-		},
-		{
-			description: "SystemdCgroup is false",
-			options: options{
-				runtimeConfigOverrideJSON: "{\"SystemdCgroup\": false}",
-			},
-			expected: map[string]interface{}{
-				"SystemdCgroup": false,
-			},
-			expectedError: nil,
-		},
-	}
-
-	for _, tc := range testCases {
-		t.Run(tc.description, func(t *testing.T) {
-			runtimeOptions, err := tc.options.runtimeConfigOverride()
-			require.ErrorIs(t, tc.expectedError, err)
-			require.EqualValues(t, tc.expected, runtimeOptions)
-		})
-	}
-}