mirror of https://github.com/docker/cli.git
94 lines
2.2 KiB
Go
94 lines
2.2 KiB
Go
package task
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import (
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"fmt"
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"sort"
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"github.com/docker/cli/cli/command"
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"github.com/docker/cli/cli/command/formatter"
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"github.com/docker/cli/cli/command/idresolver"
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"github.com/docker/cli/cli/config/configfile"
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"github.com/docker/docker/api/types/swarm"
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"golang.org/x/net/context"
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)
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type tasksBySlot []swarm.Task
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func (t tasksBySlot) Len() int {
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return len(t)
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}
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func (t tasksBySlot) Swap(i, j int) {
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t[i], t[j] = t[j], t[i]
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}
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func (t tasksBySlot) Less(i, j int) bool {
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// Sort by slot.
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if t[i].Slot != t[j].Slot {
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return t[i].Slot < t[j].Slot
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}
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// If same slot, sort by most recent.
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return t[j].Meta.CreatedAt.Before(t[i].CreatedAt)
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}
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// Print task information in a format.
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// Besides this, command `docker node ps <node>`
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// and `docker stack ps` will call this, too.
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func Print(ctx context.Context, dockerCli command.Cli, tasks []swarm.Task, resolver *idresolver.IDResolver, trunc, quiet bool, format string) error {
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sort.Stable(tasksBySlot(tasks))
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names := map[string]string{}
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nodes := map[string]string{}
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tasksCtx := formatter.Context{
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Output: dockerCli.Out(),
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Format: formatter.NewTaskFormat(format, quiet),
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Trunc: trunc,
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}
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prevName := ""
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for _, task := range tasks {
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serviceName, err := resolver.Resolve(ctx, swarm.Service{}, task.ServiceID)
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if err != nil {
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return err
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}
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nodeValue, err := resolver.Resolve(ctx, swarm.Node{}, task.NodeID)
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if err != nil {
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return err
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}
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var name string
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if task.Slot != 0 {
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name = fmt.Sprintf("%v.%v", serviceName, task.Slot)
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} else {
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name = fmt.Sprintf("%v.%v", serviceName, task.NodeID)
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}
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// Indent the name if necessary
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indentedName := name
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if name == prevName {
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indentedName = fmt.Sprintf(" \\_ %s", indentedName)
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}
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prevName = name
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names[task.ID] = name
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if tasksCtx.Format.IsTable() {
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names[task.ID] = indentedName
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}
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nodes[task.ID] = nodeValue
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}
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return formatter.TaskWrite(tasksCtx, tasks, names, nodes)
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}
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// DefaultFormat returns the default format from the config file, or table
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// format if nothing is set in the config.
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func DefaultFormat(configFile *configfile.ConfigFile, quiet bool) string {
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if len(configFile.TasksFormat) > 0 && !quiet {
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return configFile.TasksFormat
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}
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return formatter.TableFormatKey
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}
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