metropolis/test/launch/launch.go

package launch

import (
	"github.com/bazelbuild/rules_go/go/runfiles"
)

var (
	// These are filled by bazel at linking time with the canonical path of
	// their corresponding file. Inside the init function we resolve it
	// with the rules_go runfiles package to the real path.
	xSwtpmPath        string
	xSwtpmSetupPath   string
	xSwtpmLocalCAPath string
	xSwtpmCertPath    string
	xCerttoolPath     string
	xMetroctlPath     string
	xOvmfCodePath     string
	xOvmfVarsPath     string
	xKernelPath       string
	xInitramfsPath    string
	xNodeImagePath    string
)

func init() {
	var err error
	for _, path := range []*string{
		&xSwtpmPath, &xSwtpmSetupPath, &xSwtpmLocalCAPath,
		&xSwtpmCertPath, &xCerttoolPath, &xMetroctlPath,
		&xOvmfCodePath, &xOvmfVarsPath, &xKernelPath,
		&xInitramfsPath, &xNodeImagePath,
	} {
		*path, err = runfiles.Rlocation(*path)
		if err != nil {
			panic(err)
		}
	}
}