55 lines
1.3 KiB
Go
55 lines
1.3 KiB
Go
package label
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import (
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"github.com/containous/traefik/config"
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"github.com/containous/traefik/provider/label/internal"
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)
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// DecodeConfiguration Converts the labels to a configuration.
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func DecodeConfiguration(labels map[string]string) (*config.Configuration, error) {
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conf := &config.Configuration{}
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err := Decode(labels, conf, "traefik.services", "traefik.routers", "traefik.middlewares")
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if err != nil {
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return nil, err
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}
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return conf, nil
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}
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// EncodeConfiguration Converts a configuration to labels.
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func EncodeConfiguration(conf *config.Configuration) (map[string]string, error) {
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return Encode(conf)
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}
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// Decode Converts the labels to an element.
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// labels -> [ node -> node + metadata (type) ] -> element (node)
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func Decode(labels map[string]string, element interface{}, filters ...string) error {
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node, err := internal.DecodeToNode(labels, filters...)
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if err != nil {
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return err
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}
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err = internal.AddMetadata(element, node)
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if err != nil {
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return err
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}
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err = internal.Fill(element, node)
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if err != nil {
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return err
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}
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return nil
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}
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// Encode Converts an element to labels.
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// element -> node (value) -> label (node)
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func Encode(element interface{}) (map[string]string, error) {
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node, err := internal.EncodeToNode(element)
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if err != nil {
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return nil, err
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}
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return internal.EncodeNode(node), nil
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}
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