mirror of https://github.com/containers/podman.git
51 lines
1021 B
Go
51 lines
1021 B
Go
//go:build linux
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// +build linux
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package criu
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import (
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"fmt"
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"github.com/checkpoint-restore/go-criu/v6"
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"github.com/checkpoint-restore/go-criu/v6/rpc"
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"google.golang.org/protobuf/proto"
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)
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// CheckForCriu uses CRIU's go bindings to check if the CRIU
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// binary exists and if it at least the version Podman needs.
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func CheckForCriu(version int) error {
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c := criu.MakeCriu()
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criuVersion, err := c.GetCriuVersion()
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if err != nil {
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return fmt.Errorf("failed to check for criu version: %w", err)
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}
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if criuVersion >= version {
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return nil
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}
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return fmt.Errorf("checkpoint/restore requires at least CRIU %d, current version is %d", version, criuVersion)
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}
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func MemTrack() bool {
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features, err := criu.MakeCriu().FeatureCheck(
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&rpc.CriuFeatures{
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MemTrack: proto.Bool(true),
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},
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)
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if err != nil {
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return false
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}
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if features == nil || features.MemTrack == nil {
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return false
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}
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return *features.MemTrack
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}
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func GetCriuVersion() (int, error) {
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c := criu.MakeCriu()
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return c.GetCriuVersion()
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}
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