mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-11-23 00:38:26 +00:00
04b28d116c
These changes make library lookups more robust. The core change is that library lookups now first look a set of predefined locations before checking the ldcache. This also handles cases where an ldcache is not available more gracefully. Signed-off-by: Evan Lezar <elezar@nvidia.com>
76 lines
1.9 KiB
Go
76 lines
1.9 KiB
Go
/**
|
|
# Copyright (c) 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 cuda
|
|
|
|
import (
|
|
"github.com/NVIDIA/nvidia-container-toolkit/internal/logger"
|
|
"github.com/NVIDIA/nvidia-container-toolkit/internal/lookup"
|
|
)
|
|
|
|
type cudaLocator struct {
|
|
lookup.Locator
|
|
logger logger.Interface
|
|
driverRoot string
|
|
}
|
|
|
|
// Options is a function that configures a cudaLocator.
|
|
type Options func(*cudaLocator)
|
|
|
|
// WithLogger is an option that configures the logger used by the locator.
|
|
func WithLogger(logger logger.Interface) Options {
|
|
return func(c *cudaLocator) {
|
|
c.logger = logger
|
|
}
|
|
}
|
|
|
|
// WithDriverRoot is an option that configures the driver root used by the locator.
|
|
func WithDriverRoot(driverRoot string) Options {
|
|
return func(c *cudaLocator) {
|
|
c.driverRoot = driverRoot
|
|
}
|
|
}
|
|
|
|
// New creates a new CUDA library locator.
|
|
func New(opts ...Options) lookup.Locator {
|
|
c := &cudaLocator{}
|
|
for _, opt := range opts {
|
|
opt(c)
|
|
}
|
|
|
|
if c.logger == nil {
|
|
c.logger = logger.New()
|
|
}
|
|
if c.driverRoot == "" {
|
|
c.driverRoot = "/"
|
|
}
|
|
|
|
// TODO: Do we want to set the Count to 1 here?
|
|
l, _ := lookup.NewLibraryLocator(
|
|
c.logger,
|
|
c.driverRoot,
|
|
)
|
|
|
|
c.Locator = l
|
|
return c
|
|
}
|
|
|
|
// Locate returns the path to the libcuda.so.RMVERSION file.
|
|
// libcuda.so is prefixed to the specified pattern.
|
|
func (l *cudaLocator) Locate(pattern string) ([]string, error) {
|
|
return l.Locator.Locate("libcuda.so" + pattern)
|
|
}
|