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-rw-r--r--libpod/oci.go13
1 files changed, 13 insertions, 0 deletions
diff --git a/libpod/oci.go b/libpod/oci.go
index 26d2c6ef1..e4ed66928 100644
--- a/libpod/oci.go
+++ b/libpod/oci.go
@@ -890,3 +890,16 @@ func (r *OCIRuntime) checkpointContainer(ctr *Container, options ContainerCheckp
args = append(args, ctr.ID())
return utils.ExecCmdWithStdStreams(os.Stdin, os.Stdout, os.Stderr, nil, r.path, args...)
}
+
+func (r *OCIRuntime) featureCheckCheckpointing() bool {
+ // Check if the runtime implements checkpointing. Currently only
+ // runc's checkpoint/restore implementation is supported.
+ cmd := exec.Command(r.path, "checkpoint", "-h")
+ if err := cmd.Start(); err != nil {
+ return false
+ }
+ if err := cmd.Wait(); err == nil {
+ return true
+ }
+ return false
+}