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-rw-r--r--cmd/podman/machine/list.go71
1 files changed, 69 insertions, 2 deletions
diff --git a/cmd/podman/machine/list.go b/cmd/podman/machine/list.go
index fe9d712e3..d569f4db0 100644
--- a/cmd/podman/machine/list.go
+++ b/cmd/podman/machine/list.go
@@ -3,13 +3,16 @@
package machine
import (
+ "encoding/json"
"os"
"sort"
+ "strconv"
"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/common"
"github.com/containers/podman/v3/cmd/podman/registry"
"github.com/containers/podman/v3/cmd/podman/validate"
"github.com/containers/podman/v3/pkg/machine"
@@ -41,8 +44,11 @@ type listFlagType struct {
type machineReporter struct {
Name string
+ Default bool
Created string
+ Running bool
LastUp string
+ Stream string
VMType string
CPUs uint64
Memory string
@@ -57,8 +63,8 @@ func init() {
flags := lsCmd.Flags()
formatFlagName := "format"
- flags.StringVar(&listFlag.format, formatFlagName, "{{.Name}}\t{{.VMType}}\t{{.Created}}\t{{.LastUp}}\t{{.CPUs}}\t{{.Memory}}\t{{.DiskSize}}\n", "Format volume output using Go template")
- _ = lsCmd.RegisterFlagCompletionFunc(formatFlagName, completion.AutocompleteNone)
+ flags.StringVar(&listFlag.format, formatFlagName, "{{.Name}}\t{{.VMType}}\t{{.Created}}\t{{.LastUp}}\t{{.CPUs}}\t{{.Memory}}\t{{.DiskSize}}\n", "Format volume output using JSON or a Go template")
+ _ = lsCmd.RegisterFlagCompletionFunc(formatFlagName, common.AutocompleteFormat(machineReporter{}))
flags.BoolVar(&listFlag.noHeading, "noheading", false, "Do not print headers")
}
@@ -78,6 +84,21 @@ func list(cmd *cobra.Command, args []string) error {
sort.Slice(listResponse, func(i, j int) bool {
return listResponse[i].Running
})
+
+ if report.IsJSON(listFlag.format) {
+ machineReporter, err := toMachineFormat(listResponse)
+ if err != nil {
+ return err
+ }
+
+ b, err := json.Marshal(machineReporter)
+ if err != nil {
+ return err
+ }
+ os.Stdout.Write(b)
+ return nil
+ }
+
machineReporter, err := toHumanFormat(listResponse)
if err != nil {
return err
@@ -121,6 +142,50 @@ func outputTemplate(cmd *cobra.Command, responses []*machineReporter) error {
return tmpl.Execute(w, responses)
}
+func strTime(t time.Time) string {
+ iso, err := t.MarshalText()
+ if err != nil {
+ return ""
+ }
+ return string(iso)
+}
+
+func strUint(u uint64) string {
+ return strconv.FormatUint(u, 10)
+}
+
+func streamName(imageStream string) string {
+ if imageStream == "" {
+ return "default"
+ }
+ return imageStream
+}
+
+func toMachineFormat(vms []*machine.ListResponse) ([]*machineReporter, error) {
+ cfg, err := config.ReadCustomConfig()
+ if err != nil {
+ return nil, err
+ }
+
+ machineResponses := make([]*machineReporter, 0, len(vms))
+ for _, vm := range vms {
+ response := new(machineReporter)
+ response.Default = vm.Name == cfg.Engine.ActiveService
+ response.Name = vm.Name
+ response.Running = vm.Running
+ response.LastUp = strTime(vm.LastUp)
+ response.Created = strTime(vm.CreatedAt)
+ response.Stream = streamName(vm.Stream)
+ response.VMType = vm.VMType
+ response.CPUs = vm.CPUs
+ response.Memory = strUint(vm.Memory * units.MiB)
+ response.DiskSize = strUint(vm.DiskSize * units.GiB)
+
+ machineResponses = append(machineResponses, response)
+ }
+ return machineResponses, nil
+}
+
func toHumanFormat(vms []*machine.ListResponse) ([]*machineReporter, error) {
cfg, err := config.ReadCustomConfig()
if err != nil {
@@ -132,11 +197,13 @@ func toHumanFormat(vms []*machine.ListResponse) ([]*machineReporter, error) {
response := new(machineReporter)
if vm.Name == cfg.Engine.ActiveService {
response.Name = vm.Name + "*"
+ response.Default = true
} else {
response.Name = vm.Name
}
if vm.Running {
response.LastUp = "Currently running"
+ response.Running = true
} else {
response.LastUp = units.HumanDuration(time.Since(vm.LastUp)) + " ago"
}