nvidia-container-toolkit/internal/discover/ipc.go
Evan Lezar df40fbe03e Locate persistenced and fabricmanager sockets at /run instead of /var/run
This chagne prefers (non-symlink) sockets at /run over /var/run for
nvidia-persistenced and nvidia-fabricmanager sockets.

Signed-off-by: Evan Lezar <elezar@nvidia.com>
2023-03-17 09:23:48 +02:00

79 lines
1.8 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 discover
import (
"github.com/NVIDIA/nvidia-container-toolkit/internal/lookup"
"github.com/sirupsen/logrus"
)
type ipcMounts mounts
// NewIPCDiscoverer creats a discoverer for NVIDIA IPC sockets.
func NewIPCDiscoverer(logger *logrus.Logger, driverRoot string) (Discover, error) {
sockets := newMounts(
logger,
lookup.NewFileLocator(
lookup.WithLogger(logger),
lookup.WithRoot(driverRoot),
lookup.WithSearchPaths("/run", "/var/run"),
lookup.WithCount(1),
),
driverRoot,
[]string{
"/nvidia-persistenced/socket",
"/nvidia-fabricmanager/socket",
},
)
mps := newMounts(
logger,
lookup.NewFileLocator(
lookup.WithLogger(logger),
lookup.WithRoot(driverRoot),
lookup.WithCount(1),
),
driverRoot,
[]string{
"/tmp/nvidia-mps",
},
)
d := Merge(
(*ipcMounts)(sockets),
(*ipcMounts)(mps),
)
return d, nil
}
// Mounts returns the discovered mounts with "noexec" added to the mount options.
func (d *ipcMounts) Mounts() ([]Mount, error) {
mounts, err := (*mounts)(d).Mounts()
if err != nil {
return nil, err
}
var modifiedMounts []Mount
for _, m := range mounts {
mount := m
mount.Options = append(m.Options, "noexec")
modifiedMounts = append(modifiedMounts, mount)
}
return modifiedMounts, nil
}