mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2024-12-02 00:54:48 +00:00
3b27d91026
This change replaces the reference to gitlab.com/nvidia/cloud-native/container-toolkit with github.com/NVIDIA/nvidia-container-toolkit matching this project. Signed-off-by: Evan Lezar <elezar@nvidia.com>
54 lines
1.7 KiB
Go
54 lines
1.7 KiB
Go
package modify
|
||
|
||
import (
|
||
"strings"
|
||
|
||
"github.com/NVIDIA/nvidia-container-toolkit/pkg/discover"
|
||
"github.com/NVIDIA/nvidia-container-toolkit/pkg/oci"
|
||
"github.com/opencontainers/runtime-spec/specs-go"
|
||
log "github.com/sirupsen/logrus"
|
||
)
|
||
|
||
// Mount is an alias to discover.Mount that allows for addition of a Modify method
|
||
type Mount struct {
|
||
logger *log.Logger
|
||
discover.Mount
|
||
root string
|
||
}
|
||
|
||
var _ Modifier = (*Mount)(nil)
|
||
|
||
// Modify applies the modifications required for a Mount to the specified OCI specification
|
||
func (d Mount) Modify(spec oci.Spec) error {
|
||
return spec.Modify(d.specModifier)
|
||
}
|
||
|
||
// TODO: We need to ensure that we are correctly mounting the proc paths
|
||
// Also — I’m not sure how this is done, but we will need a new tempfs mounted at /proc/driver/nvidia/ underneath which all of these other mounted directories get put
|
||
// Maybe this?
|
||
// https://github.com/opencontainers/runtime-spec/blob/master/specs-go/config.go#L175 (edited)
|
||
// specs-go/config.go:175
|
||
// MaskedPaths []string `json:"maskedPaths,omitempty"`
|
||
// <https://github.com/opencontainers/runtime-spec|opencontainers/runtime-spec>opencontainers/runtime-spec | Added by GitHub
|
||
// 13:53
|
||
// Proabably, given…
|
||
// https://github.com/opencontainers/runtime-spec/blob/master/config-linux.md#masked-paths (edited)
|
||
// TODO: We can try masking all of /proc/driver/nvidia and then mounting the paths read-only
|
||
func (d Mount) specModifier(spec *specs.Spec) error {
|
||
source := d.Path
|
||
destination := strings.TrimPrefix(d.Path, d.root)
|
||
d.logger.Infof("Mounting %v -> %v", source, destination)
|
||
mount := specs.Mount{
|
||
Destination: destination,
|
||
Source: source,
|
||
Type: "bind",
|
||
Options: []string{
|
||
"rbind",
|
||
"rprivate",
|
||
},
|
||
}
|
||
spec.Mounts = append(spec.Mounts, mount)
|
||
|
||
return nil
|
||
}
|