Reorganize Go codebase (#3628)

The new structure:

    <root>/
        go.mod
        cmd/
            runner/
            shim/
        internal/
            common/
            runner/
            shim/

Author: un-def

runner/cmd/runner/main.go

@@ -14,12 +14,12 @@ import (
 	"github.com/sirupsen/logrus"
 	"github.com/urfave/cli/v3"
 
-	"github.com/dstackai/dstack/runner/consts"
-	"github.com/dstackai/dstack/runner/internal/executor"
-	linuxuser "github.com/dstackai/dstack/runner/internal/linux/user"
-	"github.com/dstackai/dstack/runner/internal/log"
+	"github.com/dstackai/dstack/runner/internal/common/consts"
+	"github.com/dstackai/dstack/runner/internal/common/log"
 	"github.com/dstackai/dstack/runner/internal/runner/api"
-	"github.com/dstackai/dstack/runner/internal/ssh"
+	"github.com/dstackai/dstack/runner/internal/runner/executor"
+	linuxuser "github.com/dstackai/dstack/runner/internal/runner/linux/user"
+	"github.com/dstackai/dstack/runner/internal/runner/ssh"
 )
 
 // Version is a build-time variable. The value is overridden by ldflags.

runner/cmd/shim/main.go

@@ -15,9 +15,9 @@ import (
 	"github.com/sirupsen/logrus"
 	"github.com/urfave/cli/v3"
 
-	"github.com/dstackai/dstack/runner/consts"
-	"github.com/dstackai/dstack/runner/internal/common"
-	"github.com/dstackai/dstack/runner/internal/log"
+	"github.com/dstackai/dstack/runner/internal/common/consts"
+	"github.com/dstackai/dstack/runner/internal/common/gpu"
+	"github.com/dstackai/dstack/runner/internal/common/log"
 	"github.com/dstackai/dstack/runner/internal/shim"
 	"github.com/dstackai/dstack/runner/internal/shim/api"
 	"github.com/dstackai/dstack/runner/internal/shim/components"
@@ -236,7 +236,7 @@ func start(ctx context.Context, args shim.CLIArgs, serviceMode bool) (err error)
 	var dcgmExporter *dcgm.DCGMExporter
 	var dcgmWrapper dcgm.DCGMWrapperInterface
 
-	if common.GetGpuVendor() == common.GpuVendorNvidia {
+	if gpu.GetGpuVendor() == gpu.GpuVendorNvidia {
 		dcgmExporterPath, err := dcgm.GetDCGMExporterExecPath(ctx)
 		if err == nil {
 			interval := time.Duration(args.DCGMExporter.Interval * int(time.Millisecond))

runner/internal/api/common.go runner/internal/common/api/api.gorunner/internal/api/common.go renamed to runner/internal/common/api/api.go

@@ -10,7 +10,7 @@ import (
 
 	"github.com/golang/gddo/httputil/header"
 
-	"github.com/dstackai/dstack/runner/internal/log"
+	"github.com/dstackai/dstack/runner/internal/common/log"
 )
 
 type Error struct {

runner/consts/consts.go runner/internal/common/consts/consts.gorunner/consts/consts.go renamed to runner/internal/common/consts/consts.go

@@ -1,4 +1,4 @@
-package common
+package gpu
 
 import (
 	"errors"

runner/internal/common/gpu.go runner/internal/common/gpu/gpu.gorunner/internal/common/gpu.go renamed to runner/internal/common/gpu/gpu.go

@@ -11,13 +11,3 @@ const (
 	TerminationReasonTerminatedByServer       TerminationReason = "terminated_by_server"
 	TerminationReasonMaxDurationExceeded      TerminationReason = "max_duration_exceeded"
 )
-
-type JobState string
-
-const (
-	JobStateDone        JobState = "done"
-	JobStateFailed      JobState = "failed"
-	JobStateRunning     JobState = "running"
-	JobStateTerminated  JobState = "terminated"
-	JobStateTerminating JobState = "terminating"
-)