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mirror of https://github.com/rancher/os.git synced 2025-09-01 06:40:31 +00:00

migrate to upstream libcompose in one and a half go

This commit is contained in:
Ivan Mikushin
2015-11-26 17:41:42 +05:00
parent 1d691cd8d6
commit 5a363ab97d
1291 changed files with 40107 additions and 123532 deletions

View File

@@ -23,6 +23,7 @@ var checkpointCommand = cli.Command{
cli.BoolFlag{Name: "shell-job", Usage: "allow shell jobs"},
cli.StringFlag{Name: "page-server", Value: "", Usage: "ADDRESS:PORT of the page server"},
cli.BoolFlag{Name: "file-locks", Usage: "handle file locks, for safety"},
cli.StringFlag{Name: "manage-cgroups-mode", Value: "", Usage: "cgroups mode: 'soft' (default), 'full' and 'strict'."},
},
Action: func(context *cli.Context) {
container, err := getContainer(context)
@@ -30,8 +31,16 @@ var checkpointCommand = cli.Command{
fatal(err)
}
options := criuOptions(context)
status, err := container.Status()
if err != nil {
fatal(err)
}
if status == libcontainer.Checkpointed {
fatal(fmt.Errorf("Container with id %s already checkpointed", context.GlobalString("id")))
}
// these are the mandatory criu options for a container
setPageServer(context, options)
setManageCgroupsMode(context, options)
if err := container.Checkpoint(options); err != nil {
fatal(err)
}
@@ -54,13 +63,28 @@ func setPageServer(context *cli.Context, options *libcontainer.CriuOpts) {
if len(addressPort) != 2 {
fatal(fmt.Errorf("Use --page-server ADDRESS:PORT to specify page server"))
}
port_int, err := strconv.Atoi(addressPort[1])
portInt, err := strconv.Atoi(addressPort[1])
if err != nil {
fatal(fmt.Errorf("Invalid port number"))
}
options.PageServer = libcontainer.CriuPageServerInfo{
Address: addressPort[0],
Port: int32(port_int),
Port: int32(portInt),
}
}
}
func setManageCgroupsMode(context *cli.Context, options *libcontainer.CriuOpts) {
if cgOpt := context.String("manage-cgroups-mode"); cgOpt != "" {
switch cgOpt {
case "soft":
options.ManageCgroupsMode = libcontainer.CRIU_CG_MODE_SOFT
case "full":
options.ManageCgroupsMode = libcontainer.CRIU_CG_MODE_FULL
case "strict":
options.ManageCgroupsMode = libcontainer.CRIU_CG_MODE_STRICT
default:
fatal(fmt.Errorf("Invalid manage cgroups mode"))
}
}
}