feat(nvidia): configurable nvidia-smi binary, ibstat binary, infiniband class dir paths for mock testing

cmd/gpud/command/command.go

@@ -54,6 +54,11 @@ var (
 
 	dockerIgnoreConnectionErrors  bool
 	kubeletIgnoreConnectionErrors bool
+
+	nvidiaSMICommand         string
+	nvidiaSMIQueryCommand    string
+	ibstatCommand            string
+	infinibandClassDirectory string
 )
 
 const (
@@ -71,7 +76,6 @@ func App() *cli.App {
 	app.Description = "monitor your GPU/CPU machines and run workloads"
 
 	app.Commands = []cli.Command{
-
 		{
 			Name:  "login",
 			Usage: "login gpud to lepton.ai (called automatically in gpud up with non-empty --token)",
@@ -263,6 +267,32 @@ sudo rm /etc/systemd/system/gpud.service
 					Usage:       "ignore connection errors to kubelet read-only port, useful when kubelet readOnlyPort is disabled (default: false)",
 					Destination: &kubeletIgnoreConnectionErrors,
 				},
+
+				// only for testing
+				cli.StringFlag{
+					Name:        "nvidia-smi-command",
+					Usage:       "sets the nvidia-smi command (leave empty for default, useful for testing)",
+					Destination: &nvidiaSMICommand,
+					Hidden:      true,
+				},
+				cli.StringFlag{
+					Name:        "nvidia-smi-query-command",
+					Usage:       "sets the nvidia-smi --query command (leave empty for default, useful for testing)",
+					Destination: &nvidiaSMIQueryCommand,
+					Hidden:      true,
+				},
+				cli.StringFlag{
+					Name:        "ibstat-command",
+					Usage:       "sets the ibstat command (leave empty for default, useful for testing)",
+					Destination: &ibstatCommand,
+					Hidden:      true,
+				},
+				cli.StringFlag{
+					Name:        "infiniband-class-directory",
+					Usage:       "sets the infiniband class directory (leave empty for default, useful for testing)",
+					Destination: &infinibandClassDirectory,
+					Hidden:      true,
+				},
 			},
 		},
 
@@ -542,6 +572,31 @@ cat summary.txt
 					Usage:       "enable dmesg checks (default: true)",
 					Destination: &dmesgCheck,
 				},
+				// only for testing
+				cli.StringFlag{
+					Name:        "nvidia-smi-command",
+					Usage:       "sets the nvidia-smi command (leave empty for default, useful for testing)",
+					Destination: &nvidiaSMICommand,
+					Hidden:      true,
+				},
+				cli.StringFlag{
+					Name:        "nvidia-smi-query-command",
+					Usage:       "sets the nvidia-smi --query command (leave empty for default, useful for testing)",
+					Destination: &nvidiaSMIQueryCommand,
+					Hidden:      true,
+				},
+				cli.StringFlag{
+					Name:        "ibstat-command",
+					Usage:       "sets the ibstat command (leave empty for default, useful for testing)",
+					Destination: &ibstatCommand,
+					Hidden:      true,
+				},
+				cli.StringFlag{
+					Name:        "infiniband-class-directory",
+					Usage:       "sets the infiniband class directory (leave empty for default, useful for testing)",
+					Destination: &infinibandClassDirectory,
+					Hidden:      true,
+				},
 			},
 		},
 		{

cmd/gpud/command/scan.go

@@ -31,6 +31,10 @@ func cmdScan(cliContext *cli.Context) error {
 		diagnose.WithNetcheck(netcheck),
 		diagnose.WithDiskcheck(diskcheck),
 		diagnose.WithDmesgCheck(dmesgCheck),
+		diagnose.WithNvidiaSMICommand(nvidiaSMICommand),
+		diagnose.WithNvidiaSMIQueryCommand(nvidiaSMIQueryCommand),
+		diagnose.WithIbstatCommand(ibstatCommand),
+		diagnose.WithInfinibandClassDirectory(infinibandClassDirectory),
 	}
 	if zapLvl.Level() <= zap.DebugLevel { // e.g., info, warn, error
 		diagnoseOpts = append(diagnoseOpts, diagnose.WithDebug(true))

components/accelerator/nvidia/bad-envs/component.go

@@ -8,16 +8,24 @@ import (
 
 	"github.com/leptonai/gpud/components"
 	bad_envs_id "github.com/leptonai/gpud/components/accelerator/nvidia/bad-envs/id"
+	nvidia_common "github.com/leptonai/gpud/components/accelerator/nvidia/common"
 	nvidia_query "github.com/leptonai/gpud/components/accelerator/nvidia/query"
 	"github.com/leptonai/gpud/components/query"
 	"github.com/leptonai/gpud/log"
 )
 
-func New(ctx context.Context, cfg Config) components.Component {
+func New(ctx context.Context, cfg nvidia_common.Config) components.Component {
 	cfg.Query.SetDefaultsIfNotSet()
 
 	cctx, ccancel := context.WithCancel(ctx)
-	nvidia_query.SetDefaultPoller(cfg.Query.State.DBRW, cfg.Query.State.DBRO)
+	nvidia_query.SetDefaultPoller(
+		nvidia_query.WithDBRW(cfg.Query.State.DBRW),
+		nvidia_query.WithDBRO(cfg.Query.State.DBRO),
+		nvidia_query.WithNvidiaSMICommand(cfg.NvidiaSMICommand),
+		nvidia_query.WithNvidiaSMIQueryCommand(cfg.NvidiaSMIQueryCommand),
+		nvidia_query.WithIbstatCommand(cfg.IbstatCommand),
+		nvidia_query.WithInfinibandClassDirectory(cfg.InfinibandClassDirectory),
+	)
 	nvidia_query.GetDefaultPoller().Start(cctx, cfg.Query, bad_envs_id.Name)
 
 	return &component{

components/accelerator/nvidia/clock-speed/component.go

@@ -9,6 +9,7 @@ import (
 
 	"github.com/leptonai/gpud/components"
 	nvidia_clock_speed_id "github.com/leptonai/gpud/components/accelerator/nvidia/clock-speed/id"
+	nvidia_common "github.com/leptonai/gpud/components/accelerator/nvidia/common"
 	nvidia_query "github.com/leptonai/gpud/components/accelerator/nvidia/query"
 	nvidia_query_metrics_clockspeed "github.com/leptonai/gpud/components/accelerator/nvidia/query/metrics/clock-speed"
 	"github.com/leptonai/gpud/components/query"
@@ -17,11 +18,18 @@ import (
 	"github.com/prometheus/client_golang/prometheus"
 )
 
-func New(ctx context.Context, cfg Config) components.Component {
+func New(ctx context.Context, cfg nvidia_common.Config) components.Component {
 	cfg.Query.SetDefaultsIfNotSet()
 
 	cctx, ccancel := context.WithCancel(ctx)
-	nvidia_query.SetDefaultPoller(cfg.Query.State.DBRW, cfg.Query.State.DBRO)
+	nvidia_query.SetDefaultPoller(
+		nvidia_query.WithDBRW(cfg.Query.State.DBRW),
+		nvidia_query.WithDBRO(cfg.Query.State.DBRO),
+		nvidia_query.WithNvidiaSMICommand(cfg.NvidiaSMICommand),
+		nvidia_query.WithNvidiaSMIQueryCommand(cfg.NvidiaSMIQueryCommand),
+		nvidia_query.WithIbstatCommand(cfg.IbstatCommand),
+		nvidia_query.WithInfinibandClassDirectory(cfg.InfinibandClassDirectory),
+	)
 	nvidia_query.GetDefaultPoller().Start(cctx, cfg.Query, nvidia_clock_speed_id.Name)
 
 	return &component{

components/accelerator/nvidia/bad-envs/config.go → components/accelerator/nvidia/common/config.go

@@ -1,4 +1,4 @@
-package badenvs
+package common
 
 import (
 	"database/sql"
@@ -9,6 +9,15 @@ import (
 
 type Config struct {
 	Query query_config.Config `json:"query"`
+
+	ToolOverwrites
+}
+
+type ToolOverwrites struct {
+	NvidiaSMICommand         string `json:"nvidia_smi_command"`
+	NvidiaSMIQueryCommand    string `json:"nvidia_smi_query_command"`
+	IbstatCommand            string `json:"ibstat_command"`
+	InfinibandClassDirectory string `json:"infiniband_class_directory"`
 }
 
 func ParseConfig(b any, dbRW *sql.DB, dbRO *sql.DB) (*Config, error) {

components/accelerator/nvidia/ecc/component.go

@@ -8,6 +8,7 @@ import (
 	"time"
 
 	"github.com/leptonai/gpud/components"
+	nvidia_common "github.com/leptonai/gpud/components/accelerator/nvidia/common"
 	nvidia_ecc_id "github.com/leptonai/gpud/components/accelerator/nvidia/ecc/id"
 	nvidia_query "github.com/leptonai/gpud/components/accelerator/nvidia/query"
 	nvidia_query_metrics_ecc "github.com/leptonai/gpud/components/accelerator/nvidia/query/metrics/ecc"
@@ -17,11 +18,18 @@ import (
 	"github.com/prometheus/client_golang/prometheus"
 )
 
-func New(ctx context.Context, cfg Config) components.Component {
+func New(ctx context.Context, cfg nvidia_common.Config) components.Component {
 	cfg.Query.SetDefaultsIfNotSet()
 
 	cctx, ccancel := context.WithCancel(ctx)
-	nvidia_query.SetDefaultPoller(cfg.Query.State.DBRW, cfg.Query.State.DBRO)
+	nvidia_query.SetDefaultPoller(
+		nvidia_query.WithDBRW(cfg.Query.State.DBRW),
+		nvidia_query.WithDBRO(cfg.Query.State.DBRO),
+		nvidia_query.WithNvidiaSMICommand(cfg.NvidiaSMICommand),
+		nvidia_query.WithNvidiaSMIQueryCommand(cfg.NvidiaSMIQueryCommand),
+		nvidia_query.WithIbstatCommand(cfg.IbstatCommand),
+		nvidia_query.WithInfinibandClassDirectory(cfg.InfinibandClassDirectory),
+	)
 	nvidia_query.GetDefaultPoller().Start(cctx, cfg.Query, nvidia_ecc_id.Name)
 
 	return &component{

components/accelerator/nvidia/error-xid-sxid/component.go

@@ -9,6 +9,7 @@ import (
 
 	"github.com/dustin/go-humanize"
 	"github.com/leptonai/gpud/components"
+	nvidia_common "github.com/leptonai/gpud/components/accelerator/nvidia/common"
 	nvidia_error_xid_sxid_id "github.com/leptonai/gpud/components/accelerator/nvidia/error-xid-sxid/id"
 	nvidia_query "github.com/leptonai/gpud/components/accelerator/nvidia/query"
 	nvidia_xid_sxid_state "github.com/leptonai/gpud/components/accelerator/nvidia/query/xid-sxid-state"
@@ -18,12 +19,19 @@ import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
-func New(ctx context.Context, cfg Config) components.Component {
+func New(ctx context.Context, cfg nvidia_common.Config) components.Component {
 	cfg.Query.SetDefaultsIfNotSet()
 
 	// this starts the Xid poller via "nvml.StartDefaultInstance"
 	cctx, ccancel := context.WithCancel(ctx)
-	nvidia_query.SetDefaultPoller(cfg.Query.State.DBRW, cfg.Query.State.DBRO)
+	nvidia_query.SetDefaultPoller(
+		nvidia_query.WithDBRW(cfg.Query.State.DBRW),
+		nvidia_query.WithDBRO(cfg.Query.State.DBRO),
+		nvidia_query.WithNvidiaSMICommand(cfg.NvidiaSMICommand),
+		nvidia_query.WithNvidiaSMIQueryCommand(cfg.NvidiaSMIQueryCommand),
+		nvidia_query.WithIbstatCommand(cfg.IbstatCommand),
+		nvidia_query.WithInfinibandClassDirectory(cfg.InfinibandClassDirectory),
+	)
 	nvidia_query.GetDefaultPoller().Start(cctx, cfg.Query, nvidia_error_xid_sxid_id.Name)
 
 	return &component{
@@ -37,7 +45,7 @@ func New(ctx context.Context, cfg Config) components.Component {
 var _ components.Component = (*component)(nil)
 
 type component struct {
-	cfg     Config
+	cfg     nvidia_common.Config
 	rootCtx context.Context
 	cancel  context.CancelFunc
 	poller  query.Poller

components/accelerator/nvidia/error/component.go

@@ -7,18 +7,26 @@ import (
 	"time"
 
 	"github.com/leptonai/gpud/components"
+	nvidia_common "github.com/leptonai/gpud/components/accelerator/nvidia/common"
 	nvidia_query "github.com/leptonai/gpud/components/accelerator/nvidia/query"
 	"github.com/leptonai/gpud/components/query"
 	"github.com/leptonai/gpud/log"
 )
 
 const Name = "accelerator-nvidia-error"
 
-func New(ctx context.Context, cfg Config) components.Component {
+func New(ctx context.Context, cfg nvidia_common.Config) components.Component {
 	cfg.Query.SetDefaultsIfNotSet()
 
 	cctx, ccancel := context.WithCancel(ctx)
-	nvidia_query.SetDefaultPoller(cfg.Query.State.DBRW, cfg.Query.State.DBRO)
+	nvidia_query.SetDefaultPoller(
+		nvidia_query.WithDBRW(cfg.Query.State.DBRW),
+		nvidia_query.WithDBRO(cfg.Query.State.DBRO),
+		nvidia_query.WithNvidiaSMICommand(cfg.NvidiaSMICommand),
+		nvidia_query.WithNvidiaSMIQueryCommand(cfg.NvidiaSMIQueryCommand),
+		nvidia_query.WithIbstatCommand(cfg.IbstatCommand),
+		nvidia_query.WithInfinibandClassDirectory(cfg.InfinibandClassDirectory),
+	)
 	nvidia_query.GetDefaultPoller().Start(cctx, cfg.Query, Name)
 
 	return &component{