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ae5b85966a
* lib/promscrape/discovery/dockerswarm: fix discovery filters being applied to all objects Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com> * Update docs/CHANGELOG.md Signed-off-by: Zakhar Bessarab <z.bessarab@victoriametrics.com> Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com>
62 lines
1.7 KiB
Go
62 lines
1.7 KiB
Go
package dockerswarm
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import (
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"encoding/json"
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"fmt"
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"strconv"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/promscrape/discoveryutils"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/promutils"
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)
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// See https://docs.docker.com/engine/api/v1.40/#tag/Network
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type network struct {
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ID string
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Name string
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Scope string
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Internal bool
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Ingress bool
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Labels map[string]string
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}
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func getNetworksLabelsByNetworkID(cfg *apiConfig) (map[string]*promutils.Labels, error) {
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networks, err := getNetworks(cfg)
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if err != nil {
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return nil, err
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}
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return getNetworkLabelsByNetworkID(networks), nil
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}
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func getNetworks(cfg *apiConfig) ([]network, error) {
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resp, err := cfg.getAPIResponse("/networks", "")
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if err != nil {
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return nil, fmt.Errorf("cannot query dockerswarm api for networks: %w", err)
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}
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return parseNetworks(resp)
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}
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func parseNetworks(data []byte) ([]network, error) {
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var networks []network
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if err := json.Unmarshal(data, &networks); err != nil {
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return nil, fmt.Errorf("cannot parse networks: %w", err)
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}
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return networks, nil
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}
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func getNetworkLabelsByNetworkID(networks []network) map[string]*promutils.Labels {
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ms := make(map[string]*promutils.Labels)
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for _, network := range networks {
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m := promutils.NewLabels(8)
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m.Add("__meta_dockerswarm_network_id", network.ID)
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m.Add("__meta_dockerswarm_network_name", network.Name)
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m.Add("__meta_dockerswarm_network_internal", strconv.FormatBool(network.Internal))
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m.Add("__meta_dockerswarm_network_ingress", strconv.FormatBool(network.Ingress))
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m.Add("__meta_dockerswarm_network_scope", network.Scope)
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for k, v := range network.Labels {
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m.Add(discoveryutils.SanitizeLabelName("__meta_dockerswarm_network_label_"+k), v)
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}
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ms[network.ID] = m
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}
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return ms
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}
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