2015-05-01 21:23:27 +00:00
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package ps
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import (
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"fmt"
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"strconv"
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"strings"
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"time"
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"github.com/docker/docker/api"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/pkg/stringid"
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"github.com/docker/docker/pkg/stringutils"
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2015-12-16 17:26:49 +00:00
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"github.com/docker/go-units"
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2015-05-01 21:23:27 +00:00
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)
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const (
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tableKey = "table"
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idHeader = "CONTAINER ID"
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imageHeader = "IMAGE"
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namesHeader = "NAMES"
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commandHeader = "COMMAND"
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createdAtHeader = "CREATED AT"
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runningForHeader = "CREATED"
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statusHeader = "STATUS"
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portsHeader = "PORTS"
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sizeHeader = "SIZE"
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labelsHeader = "LABELS"
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)
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type containerContext struct {
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trunc bool
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header []string
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c types.Container
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}
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func (c *containerContext) ID() string {
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c.addHeader(idHeader)
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if c.trunc {
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return stringid.TruncateID(c.c.ID)
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}
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return c.c.ID
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}
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func (c *containerContext) Names() string {
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c.addHeader(namesHeader)
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names := stripNamePrefix(c.c.Names)
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if c.trunc {
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for _, name := range names {
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if len(strings.Split(name, "/")) == 1 {
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names = []string{name}
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break
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}
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}
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}
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return strings.Join(names, ",")
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}
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func (c *containerContext) Image() string {
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c.addHeader(imageHeader)
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if c.c.Image == "" {
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return "<no image>"
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}
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2015-08-08 00:53:48 +00:00
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if c.trunc {
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2015-11-18 22:20:54 +00:00
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if trunc := stringid.TruncateID(c.c.ImageID); trunc == stringid.TruncateID(c.c.Image) {
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return trunc
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2015-10-02 14:48:35 +00:00
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}
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2015-08-08 00:53:48 +00:00
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}
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2015-05-01 21:23:27 +00:00
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return c.c.Image
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}
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func (c *containerContext) Command() string {
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c.addHeader(commandHeader)
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command := c.c.Command
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if c.trunc {
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command = stringutils.Truncate(command, 20)
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}
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return strconv.Quote(command)
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}
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func (c *containerContext) CreatedAt() string {
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c.addHeader(createdAtHeader)
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return time.Unix(int64(c.c.Created), 0).String()
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}
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func (c *containerContext) RunningFor() string {
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c.addHeader(runningForHeader)
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createdAt := time.Unix(int64(c.c.Created), 0)
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return units.HumanDuration(time.Now().UTC().Sub(createdAt))
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}
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func (c *containerContext) Ports() string {
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c.addHeader(portsHeader)
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return api.DisplayablePorts(c.c.Ports)
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}
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func (c *containerContext) Status() string {
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c.addHeader(statusHeader)
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return c.c.Status
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}
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func (c *containerContext) Size() string {
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c.addHeader(sizeHeader)
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srw := units.HumanSize(float64(c.c.SizeRw))
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sv := units.HumanSize(float64(c.c.SizeRootFs))
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sf := srw
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if c.c.SizeRootFs > 0 {
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sf = fmt.Sprintf("%s (virtual %s)", srw, sv)
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}
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return sf
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}
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func (c *containerContext) Labels() string {
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c.addHeader(labelsHeader)
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if c.c.Labels == nil {
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return ""
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}
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var joinLabels []string
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for k, v := range c.c.Labels {
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joinLabels = append(joinLabels, fmt.Sprintf("%s=%s", k, v))
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}
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return strings.Join(joinLabels, ",")
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}
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func (c *containerContext) Label(name string) string {
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n := strings.Split(name, ".")
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r := strings.NewReplacer("-", " ", "_", " ")
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h := r.Replace(n[len(n)-1])
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c.addHeader(h)
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if c.c.Labels == nil {
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return ""
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}
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return c.c.Labels[name]
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}
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func (c *containerContext) fullHeader() string {
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if c.header == nil {
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return ""
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}
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return strings.Join(c.header, "\t")
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}
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func (c *containerContext) addHeader(header string) {
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if c.header == nil {
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c.header = []string{}
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}
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c.header = append(c.header, strings.ToUpper(header))
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}
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func stripNamePrefix(ss []string) []string {
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for i, s := range ss {
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ss[i] = s[1:]
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}
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return ss
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}
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