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common.go
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common.go
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package stack
import (
"golang.org/x/net/context"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/filters"
"github.com/docker/docker/api/types/swarm"
"github.com/docker/docker/client"
)
const (
labelNamespace = "com.docker.stack.namespace"
)
func getStackLabels(namespace string, labels map[string]string) map[string]string {
if labels == nil {
labels = make(map[string]string)
}
labels[labelNamespace] = namespace
return labels
}
func getStackFilter(namespace string) filters.Args {
filter := filters.NewArgs()
filter.Add("label", labelNamespace+"="+namespace)
return filter
}
func getServices(
ctx context.Context,
apiclient client.APIClient,
namespace string,
) ([]swarm.Service, error) {
return apiclient.ServiceList(
ctx,
types.ServiceListOptions{Filters: getStackFilter(namespace)})
}
func getStackNetworks(
ctx context.Context,
apiclient client.APIClient,
namespace string,
) ([]types.NetworkResource, error) {
return apiclient.NetworkList(
ctx,
types.NetworkListOptions{Filters: getStackFilter(namespace)})
}
type namespace struct {
name string
}
func (n namespace) scope(name string) string {
return n.name + "_" + name
}