diff options
Diffstat (limited to 'cmd/podman/machine')
-rw-r--r-- | cmd/podman/machine/init.go | 96 | ||||
-rw-r--r-- | cmd/podman/machine/list.go | 143 | ||||
-rw-r--r-- | cmd/podman/machine/machine.go | 67 | ||||
-rw-r--r-- | cmd/podman/machine/machine_unsupported.go | 5 | ||||
-rw-r--r-- | cmd/podman/machine/rm.go | 91 | ||||
-rw-r--r-- | cmd/podman/machine/ssh.go | 84 | ||||
-rw-r--r-- | cmd/podman/machine/start.go | 51 | ||||
-rw-r--r-- | cmd/podman/machine/stop.go | 52 |
8 files changed, 589 insertions, 0 deletions
diff --git a/cmd/podman/machine/init.go b/cmd/podman/machine/init.go new file mode 100644 index 000000000..61261e008 --- /dev/null +++ b/cmd/podman/machine/init.go @@ -0,0 +1,96 @@ +// +build amd64,linux arm64,linux amd64,darwin arm64,darwin + +package machine + +import ( + "github.com/containers/common/pkg/completion" + "github.com/containers/podman/v3/cmd/podman/registry" + "github.com/containers/podman/v3/pkg/domain/entities" + "github.com/containers/podman/v3/pkg/machine" + "github.com/containers/podman/v3/pkg/machine/qemu" + "github.com/pkg/errors" + "github.com/spf13/cobra" +) + +var ( + initCmd = &cobra.Command{ + Use: "init [options] [NAME]", + Short: "initialize a vm", + Long: "initialize a virtual machine for Podman to run on. Virtual machines are used to run Podman.", + RunE: initMachine, + Args: cobra.MaximumNArgs(1), + Example: `podman machine init myvm`, + ValidArgsFunction: completion.AutocompleteNone, + } +) + +var ( + initOpts = machine.InitOptions{} + defaultMachineName string = "podman-machine-default" +) + +func init() { + registry.Commands = append(registry.Commands, registry.CliCommand{ + Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode}, + Command: initCmd, + Parent: machineCmd, + }) + flags := initCmd.Flags() + + cpusFlagName := "cpus" + flags.Uint64Var( + &initOpts.CPUS, + cpusFlagName, 1, + "Number of CPUs. The default is 1.", + ) + _ = initCmd.RegisterFlagCompletionFunc(cpusFlagName, completion.AutocompleteNone) + + diskSizeFlagName := "disk-size" + flags.Uint64Var( + &initOpts.DiskSize, + diskSizeFlagName, 10, + "Disk size in GB", + ) + + _ = initCmd.RegisterFlagCompletionFunc(diskSizeFlagName, completion.AutocompleteNone) + + memoryFlagName := "memory" + flags.Uint64VarP( + &initOpts.Memory, + memoryFlagName, "m", 2048, + "Memory (in MB)", + ) + _ = initCmd.RegisterFlagCompletionFunc(memoryFlagName, completion.AutocompleteNone) + + ImagePathFlagName := "image-path" + flags.StringVar(&initOpts.ImagePath, ImagePathFlagName, "", "Path to qcow image") + _ = initCmd.RegisterFlagCompletionFunc(ImagePathFlagName, completion.AutocompleteDefault) + + IgnitionPathFlagName := "ignition-path" + flags.StringVar(&initOpts.IgnitionPath, IgnitionPathFlagName, "", "Path to ignition file") + _ = initCmd.RegisterFlagCompletionFunc(IgnitionPathFlagName, completion.AutocompleteDefault) +} + +// TODO should we allow for a users to append to the qemu cmdline? +func initMachine(cmd *cobra.Command, args []string) error { + var ( + vm machine.VM + vmType string + err error + ) + initOpts.Name = defaultMachineName + if len(args) > 0 { + initOpts.Name = args[0] + } + switch vmType { + default: // qemu is the default + if _, err := qemu.LoadVMByName(initOpts.Name); err == nil { + return errors.Wrap(machine.ErrVMAlreadyExists, initOpts.Name) + } + vm, err = qemu.NewMachine(initOpts) + } + if err != nil { + return err + } + return vm.Init(initOpts) +} diff --git a/cmd/podman/machine/list.go b/cmd/podman/machine/list.go new file mode 100644 index 000000000..3c8368c6b --- /dev/null +++ b/cmd/podman/machine/list.go @@ -0,0 +1,143 @@ +// +build amd64,linux arm64,linux amd64,darwin arm64,darwin + +package machine + +import ( + "os" + "sort" + "text/tabwriter" + "text/template" + "time" + + "github.com/containers/common/pkg/completion" + "github.com/containers/common/pkg/config" + "github.com/containers/common/pkg/report" + "github.com/containers/podman/v3/cmd/podman/parse" + "github.com/containers/podman/v3/cmd/podman/registry" + "github.com/containers/podman/v3/cmd/podman/validate" + "github.com/containers/podman/v3/pkg/domain/entities" + "github.com/containers/podman/v3/pkg/machine" + "github.com/containers/podman/v3/pkg/machine/qemu" + "github.com/docker/go-units" + "github.com/pkg/errors" + "github.com/spf13/cobra" +) + +var ( + lsCmd = &cobra.Command{ + Use: "list [options]", + Aliases: []string{"ls"}, + Short: "List machines", + Long: "List Podman managed virtual machines.", + RunE: list, + Args: validate.NoArgs, + Example: `podman machine list, + podman machine ls`, + ValidArgsFunction: completion.AutocompleteNone, + } + listFlag = listFlagType{} +) + +type listFlagType struct { + format string + noHeading bool +} + +type machineReporter struct { + Name string + Created string + LastUp string + VMType string +} + +func init() { + registry.Commands = append(registry.Commands, registry.CliCommand{ + Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode}, + Command: lsCmd, + Parent: machineCmd, + }) + + flags := lsCmd.Flags() + formatFlagName := "format" + flags.StringVar(&listFlag.format, formatFlagName, "{{.Name}}\t{{.VMType}}\t{{.Created}}\t{{.LastUp}}\n", "Format volume output using Go template") + _ = lsCmd.RegisterFlagCompletionFunc(formatFlagName, completion.AutocompleteNone) +} + +func list(cmd *cobra.Command, args []string) error { + var opts machine.ListOptions + // We only have qemu VM's for now + listResponse, err := qemu.List(opts) + if err != nil { + return errors.Wrap(err, "error listing vms") + } + + // Sort by last run + sort.Slice(listResponse, func(i, j int) bool { + return listResponse[i].LastUp.After(listResponse[j].LastUp) + }) + // Bring currently running machines to top + sort.Slice(listResponse, func(i, j int) bool { + return listResponse[i].Running + }) + machineReporter, err := toHumanFormat(listResponse) + if err != nil { + return err + } + + return outputTemplate(cmd, machineReporter) +} + +func outputTemplate(cmd *cobra.Command, responses []*machineReporter) error { + headers := report.Headers(machineReporter{}, map[string]string{ + "LastUp": "LAST UP", + "VmType": "VM TYPE", + }) + + row := report.NormalizeFormat(listFlag.format) + format := parse.EnforceRange(row) + + tmpl, err := template.New("list machines").Parse(format) + if err != nil { + return err + } + w := tabwriter.NewWriter(os.Stdout, 12, 2, 2, ' ', 0) + defer w.Flush() + + if cmd.Flags().Changed("format") && !parse.HasTable(listFlag.format) { + listFlag.noHeading = true + } + + if !listFlag.noHeading { + if err := tmpl.Execute(w, headers); err != nil { + return errors.Wrapf(err, "failed to write report column headers") + } + } + return tmpl.Execute(w, responses) +} + +func toHumanFormat(vms []*machine.ListResponse) ([]*machineReporter, error) { + cfg, err := config.ReadCustomConfig() + if err != nil { + return nil, err + } + + humanResponses := make([]*machineReporter, 0, len(vms)) + for _, vm := range vms { + response := new(machineReporter) + if vm.Name == cfg.Engine.ActiveService { + response.Name = vm.Name + "*" + } else { + response.Name = vm.Name + } + if vm.Running { + response.LastUp = "Currently running" + } else { + response.LastUp = units.HumanDuration(time.Since(vm.LastUp)) + " ago" + } + response.Created = units.HumanDuration(time.Since(vm.CreatedAt)) + " ago" + response.VMType = vm.VMType + + humanResponses = append(humanResponses, response) + } + return humanResponses, nil +} diff --git a/cmd/podman/machine/machine.go b/cmd/podman/machine/machine.go new file mode 100644 index 000000000..d8cdf5568 --- /dev/null +++ b/cmd/podman/machine/machine.go @@ -0,0 +1,67 @@ +// +build amd64,linux arm64,linux amd64,darwin arm64,darwin + +package machine + +import ( + "strings" + + "github.com/containers/podman/v3/cmd/podman/registry" + "github.com/containers/podman/v3/cmd/podman/validate" + "github.com/containers/podman/v3/pkg/domain/entities" + "github.com/containers/podman/v3/pkg/machine" + "github.com/containers/podman/v3/pkg/machine/qemu" + "github.com/spf13/cobra" +) + +var ( + noOp = func(cmd *cobra.Command, args []string) error { + return nil + } + // Command: podman _machine_ + machineCmd = &cobra.Command{ + Use: "machine", + Short: "Manage a virtual machine", + Long: "Manage a virtual machine. Virtual machines are used to run Podman.", + PersistentPreRunE: noOp, + PersistentPostRunE: noOp, + RunE: validate.SubCommandExists, + } +) + +func init() { + registry.Commands = append(registry.Commands, registry.CliCommand{ + Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode}, + Command: machineCmd, + }) +} + +// autocompleteMachineSSH - Autocomplete machine ssh command. +func autocompleteMachineSSH(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) { + if len(args) == 0 { + return getMachines(toComplete) + } + return nil, cobra.ShellCompDirectiveDefault +} + +// autocompleteMachine - Autocomplete machines. +func autocompleteMachine(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) { + if len(args) == 0 { + return getMachines(toComplete) + } + return nil, cobra.ShellCompDirectiveNoFileComp +} + +func getMachines(toComplete string) ([]string, cobra.ShellCompDirective) { + suggestions := []string{} + machines, err := qemu.List(machine.ListOptions{}) + if err != nil { + cobra.CompErrorln(err.Error()) + return nil, cobra.ShellCompDirectiveNoFileComp + } + for _, m := range machines { + if strings.HasPrefix(m.Name, toComplete) { + suggestions = append(suggestions, m.Name) + } + } + return suggestions, cobra.ShellCompDirectiveNoFileComp +} diff --git a/cmd/podman/machine/machine_unsupported.go b/cmd/podman/machine/machine_unsupported.go new file mode 100644 index 000000000..3bb44b51f --- /dev/null +++ b/cmd/podman/machine/machine_unsupported.go @@ -0,0 +1,5 @@ +// +build !amd64 amd64,windows + +package machine + +func init() {} diff --git a/cmd/podman/machine/rm.go b/cmd/podman/machine/rm.go new file mode 100644 index 000000000..e05b5f7a8 --- /dev/null +++ b/cmd/podman/machine/rm.go @@ -0,0 +1,91 @@ +// +build amd64,linux arm64,linux amd64,darwin arm64,darwin + +package machine + +import ( + "bufio" + "fmt" + "os" + "strings" + + "github.com/containers/podman/v3/cmd/podman/registry" + "github.com/containers/podman/v3/pkg/domain/entities" + "github.com/containers/podman/v3/pkg/machine" + "github.com/containers/podman/v3/pkg/machine/qemu" + "github.com/spf13/cobra" +) + +var ( + rmCmd = &cobra.Command{ + Use: "rm [options] [MACHINE]", + Short: "Remove an existing machine", + Long: "Remove an existing machine ", + RunE: rm, + Args: cobra.MaximumNArgs(1), + Example: `podman machine rm myvm`, + ValidArgsFunction: autocompleteMachine, + } +) + +var ( + destoryOptions machine.RemoveOptions +) + +func init() { + registry.Commands = append(registry.Commands, registry.CliCommand{ + Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode}, + Command: rmCmd, + Parent: machineCmd, + }) + + flags := rmCmd.Flags() + formatFlagName := "force" + flags.BoolVar(&destoryOptions.Force, formatFlagName, false, "Do not prompt before rming") + + keysFlagName := "save-keys" + flags.BoolVar(&destoryOptions.SaveKeys, keysFlagName, false, "Do not delete SSH keys") + + ignitionFlagName := "save-ignition" + flags.BoolVar(&destoryOptions.SaveIgnition, ignitionFlagName, false, "Do not delete ignition file") + + imageFlagName := "save-image" + flags.BoolVar(&destoryOptions.SaveImage, imageFlagName, false, "Do not delete the image file") +} + +func rm(cmd *cobra.Command, args []string) error { + var ( + err error + vm machine.VM + vmType string + ) + vmName := defaultMachineName + if len(args) > 0 && len(args[0]) > 0 { + vmName = args[0] + } + switch vmType { + default: + vm, err = qemu.LoadVMByName(vmName) + } + if err != nil { + return err + } + confirmationMessage, remove, err := vm.Remove(vmName, machine.RemoveOptions{}) + if err != nil { + return err + } + + if !destoryOptions.Force { + // Warn user + fmt.Println(confirmationMessage) + reader := bufio.NewReader(os.Stdin) + fmt.Print("Are you sure you want to continue? [y/N] ") + answer, err := reader.ReadString('\n') + if err != nil { + return err + } + if strings.ToLower(answer)[0] != 'y' { + return nil + } + } + return remove() +} diff --git a/cmd/podman/machine/ssh.go b/cmd/podman/machine/ssh.go new file mode 100644 index 000000000..fc7c71992 --- /dev/null +++ b/cmd/podman/machine/ssh.go @@ -0,0 +1,84 @@ +// +build amd64,linux arm64,linux amd64,darwin arm64,darwin + +package machine + +import ( + "github.com/containers/podman/v3/cmd/podman/registry" + "github.com/containers/podman/v3/pkg/domain/entities" + "github.com/containers/podman/v3/pkg/machine" + "github.com/containers/podman/v3/pkg/machine/qemu" + "github.com/pkg/errors" + "github.com/spf13/cobra" +) + +var ( + sshCmd = &cobra.Command{ + Use: "ssh [NAME] [COMMAND [ARG ...]]", + Short: "SSH into a virtual machine", + Long: "SSH into a virtual machine ", + RunE: ssh, + Example: `podman machine ssh myvm + podman machine ssh -e myvm echo hello`, + ValidArgsFunction: autocompleteMachineSSH, + } +) + +var ( + sshOpts machine.SSHOptions +) + +func init() { + sshCmd.Flags().SetInterspersed(false) + registry.Commands = append(registry.Commands, registry.CliCommand{ + Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode}, + Command: sshCmd, + Parent: machineCmd, + }) +} + +func ssh(cmd *cobra.Command, args []string) error { + var ( + err error + validVM bool + vm machine.VM + vmType string + ) + + // Set the VM to default + vmName := defaultMachineName + // If len is greater than 0, it means we may have been + // provided the VM name. If so, we check. The VM name, + // if provided, must be in args[0]. + if len(args) > 0 { + switch vmType { + default: + validVM, err = qemu.IsValidVMName(args[0]) + if err != nil { + return err + } + if validVM { + vmName = args[0] + } else { + sshOpts.Args = append(sshOpts.Args, args[0]) + } + } + } + // If len is greater than 1, it means we might have been + // given a vmname and args or just args + if len(args) > 1 { + if validVM { + sshOpts.Args = args[1:] + } else { + sshOpts.Args = args + } + } + + switch vmType { + default: + vm, err = qemu.LoadVMByName(vmName) + } + if err != nil { + return errors.Wrapf(err, "vm %s not found", args[0]) + } + return vm.SSH(vmName, sshOpts) +} diff --git a/cmd/podman/machine/start.go b/cmd/podman/machine/start.go new file mode 100644 index 000000000..959fa21d2 --- /dev/null +++ b/cmd/podman/machine/start.go @@ -0,0 +1,51 @@ +// +build amd64,linux arm64,linux amd64,darwin arm64,darwin + +package machine + +import ( + "github.com/containers/podman/v3/cmd/podman/registry" + "github.com/containers/podman/v3/pkg/domain/entities" + "github.com/containers/podman/v3/pkg/machine" + "github.com/containers/podman/v3/pkg/machine/qemu" + "github.com/spf13/cobra" +) + +var ( + startCmd = &cobra.Command{ + Use: "start [MACHINE]", + Short: "Start an existing machine", + Long: "Start an existing machine ", + RunE: start, + Args: cobra.MaximumNArgs(1), + Example: `podman machine start myvm`, + ValidArgsFunction: autocompleteMachine, + } +) + +func init() { + registry.Commands = append(registry.Commands, registry.CliCommand{ + Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode}, + Command: startCmd, + Parent: machineCmd, + }) +} + +func start(cmd *cobra.Command, args []string) error { + var ( + err error + vm machine.VM + vmType string + ) + vmName := defaultMachineName + if len(args) > 0 && len(args[0]) > 0 { + vmName = args[0] + } + switch vmType { + default: + vm, err = qemu.LoadVMByName(vmName) + } + if err != nil { + return err + } + return vm.Start(vmName, machine.StartOptions{}) +} diff --git a/cmd/podman/machine/stop.go b/cmd/podman/machine/stop.go new file mode 100644 index 000000000..36b434d8e --- /dev/null +++ b/cmd/podman/machine/stop.go @@ -0,0 +1,52 @@ +// +build amd64,linux arm64,linux amd64,darwin arm64,darwin + +package machine + +import ( + "github.com/containers/podman/v3/cmd/podman/registry" + "github.com/containers/podman/v3/pkg/domain/entities" + "github.com/containers/podman/v3/pkg/machine" + "github.com/containers/podman/v3/pkg/machine/qemu" + "github.com/spf13/cobra" +) + +var ( + stopCmd = &cobra.Command{ + Use: "stop [MACHINE]", + Short: "Stop an existing machine", + Long: "Stop an existing machine ", + RunE: stop, + Args: cobra.MaximumNArgs(1), + Example: `podman machine stop myvm`, + ValidArgsFunction: autocompleteMachine, + } +) + +func init() { + registry.Commands = append(registry.Commands, registry.CliCommand{ + Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode}, + Command: stopCmd, + Parent: machineCmd, + }) +} + +// TODO Name shouldnt be required, need to create a default vm +func stop(cmd *cobra.Command, args []string) error { + var ( + err error + vm machine.VM + vmType string + ) + vmName := defaultMachineName + if len(args) > 0 && len(args[0]) > 0 { + vmName = args[0] + } + switch vmType { + default: + vm, err = qemu.LoadVMByName(vmName) + } + if err != nil { + return err + } + return vm.Stop(vmName, machine.StopOptions{}) +} |