Method WriteControlFiles

pkg/sentry/control/cgroups.go:141–159

WriteControlFiles is an RPC stub for batch-writing cgroupfs control files.

(args *CgroupsWriteArgs, out *CgroupsResults)

// WriteControlFiles is an RPC stub for batch-writing cgroupfs control files.
func (c *Cgroups) WriteControlFiles(args *CgroupsWriteArgs, out *CgroupsResults) error {
	ctx := c.Kernel.SupervisorContext()

	for _, arg := range args.Args {
		cg, err := c.findCgroup(ctx, arg.File)
		if err != nil {
			out.appendError(err)
			continue
		}

		err = cg.WriteControl(ctx, arg.File.Name, arg.Value)
		if err != nil {
			out.appendError(err)
		} else {
			out.appendValue("")
		}
	}
	return nil
}