mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-11-22 16:29:18 +00:00
583793b7ae
This change adds a Requirements abstraction that can be used to check an images' NVIDIA_REQUIRE_* envvars against the host properties such as CUDA version or architecture. Signed-off-by: Evan Lezar <elezar@nvidia.com>
52 lines
1.2 KiB
Go
52 lines
1.2 KiB
Go
/**
|
|
# Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
|
|
#
|
|
# 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 constraints
|
|
|
|
import "fmt"
|
|
|
|
const (
|
|
equal = "="
|
|
notEqual = "!="
|
|
less = "<"
|
|
lessEqual = "<="
|
|
greater = ">"
|
|
greaterEqual = ">="
|
|
)
|
|
|
|
// always is a constraint that is always met
|
|
type always struct{}
|
|
|
|
func (c always) Assert() error {
|
|
return nil
|
|
}
|
|
|
|
func (c always) String() string {
|
|
return "true"
|
|
}
|
|
|
|
// invalid is an invalid constraint and can never be met
|
|
type invalid string
|
|
|
|
func (c invalid) Assert() error {
|
|
return fmt.Errorf("invalid constraint: %v", c.String())
|
|
}
|
|
|
|
// String returns the string representation of the contraint
|
|
func (c invalid) String() string {
|
|
return string(c)
|
|
}
|