Add option to nvidia-ctk to enable CDI in docker

Signed-off-by: Christopher Desiniotis <cdesiniotis@nvidia.com>
Signed-off-by: Evan Lezar <elezar@nvidia.com>
This commit is contained in:
Christopher Desiniotis
2023-11-20 14:55:21 -08:00
committed by Evan Lezar
parent 16a4de1a2b
commit 64fb26b086
3 changed files with 24 additions and 8 deletions

View File

@@ -20,13 +20,14 @@ import (
"fmt"
"path/filepath"
"github.com/urfave/cli/v2"
"github.com/NVIDIA/nvidia-container-toolkit/internal/logger"
"github.com/NVIDIA/nvidia-container-toolkit/pkg/config/engine"
"github.com/NVIDIA/nvidia-container-toolkit/pkg/config/engine/containerd"
"github.com/NVIDIA/nvidia-container-toolkit/pkg/config/engine/crio"
"github.com/NVIDIA/nvidia-container-toolkit/pkg/config/engine/docker"
"github.com/NVIDIA/nvidia-container-toolkit/pkg/config/ocihook"
"github.com/urfave/cli/v2"
)
const (
@@ -185,7 +186,7 @@ func (m command) validateFlags(c *cli.Context, config *config) error {
}
}
if config.runtime != "containerd" {
if config.runtime != "containerd" && config.runtime != "docker" {
if config.cdi.enabled {
m.logger.Warningf("Ignoring cdi.enabled flag for %v", config.runtime)
}
@@ -244,10 +245,9 @@ func (m command) configureConfigFile(c *cli.Context, config *config) error {
return fmt.Errorf("unable to update config: %v", err)
}
if config.cdi.enabled {
if err := cfg.Set("enable_cdi", true); err != nil {
return fmt.Errorf("failed enable CDI in containerd: %w", err)
}
err = enableCDI(config, cfg)
if err != nil {
return fmt.Errorf("failed to enable CDI in %s: %w", config.runtime, err)
}
outputPath := config.getOuputConfigPath()
@@ -300,3 +300,17 @@ func (m *command) configureOCIHook(c *cli.Context, config *config) error {
}
return nil
}
// enableCDI enables the use of CDI in the corresponding container engine
func enableCDI(config *config, cfg engine.Interface) error {
if !config.cdi.enabled {
return nil
}
switch config.runtime {
case "containerd":
return cfg.Set("enable_cdi", true)
case "docker":
return cfg.Set("experimental", true)
}
return fmt.Errorf("enabling CDI in %s is not supported", config.runtime)
}