mirror of https://github.com/docker/cli.git
45 lines
1.0 KiB
Go
45 lines
1.0 KiB
Go
package swarm
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import (
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"context"
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"github.com/docker/cli/cli/command"
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"github.com/docker/cli/cli/command/stack/formatter"
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"github.com/docker/cli/cli/compose/convert"
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"github.com/docker/docker/api/types"
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"github.com/pkg/errors"
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)
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// GetStacks lists the swarm stacks.
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func GetStacks(ctx context.Context, dockerCli command.Cli) ([]*formatter.Stack, error) {
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services, err := dockerCli.Client().ServiceList(
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ctx,
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types.ServiceListOptions{Filters: getAllStacksFilter()})
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if err != nil {
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return nil, err
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}
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m := make(map[string]*formatter.Stack)
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for _, service := range services {
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labels := service.Spec.Labels
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name, ok := labels[convert.LabelNamespace]
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if !ok {
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return nil, errors.Errorf("cannot get label %s for service %s",
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convert.LabelNamespace, service.ID)
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}
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ztack, ok := m[name]
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if !ok {
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m[name] = &formatter.Stack{
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Name: name,
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Services: 1,
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}
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} else {
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ztack.Services++
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}
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}
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stacks := make([]*formatter.Stack, 0, len(m))
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for _, stack := range m {
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stacks = append(stacks, stack)
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}
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return stacks, nil
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}
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