mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
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57 lines
2.2 KiB
Go
57 lines
2.2 KiB
Go
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package kuma
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import (
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"encoding/json"
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"fmt"
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)
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// discoveryRequest represent xDS-requests for Kuma Service Mesh
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// https://www.envoyproxy.io/docs/envoy/latest/api-v3/service/discovery/v3/discovery.proto#envoy-v3-api-msg-service-discovery-v3-discoveryrequest
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type discoveryRequest struct {
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VersionInfo string `json:"version_info,omitempty"`
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Node discoveryRequestNode `json:"node,omitempty"`
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ResourceNames []string `json:"resource_names,omitempty"`
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TypeUrl string `json:"type_url,omitempty"`
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ResponseNonce string `json:"response_nonce,omitempty"`
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}
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type discoveryRequestNode struct {
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Id string `json:"id,omitempty"`
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}
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// discoveryResponse represent xDS-requests for Kuma Service Mesh
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// https://www.envoyproxy.io/docs/envoy/latest/api-v3/service/discovery/v3/discovery.proto#envoy-v3-api-msg-service-discovery-v3-discoveryresponse
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type discoveryResponse struct {
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VersionInfo string `json:"version_info,omitempty"`
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Resources []struct {
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Mesh string `json:"mesh,omitempty"`
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Service string `json:"service,omitempty"`
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Targets []struct {
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Name string `json:"name,omitempty"`
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Scheme string `json:"scheme,omitempty"`
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Address string `json:"address,omitempty"`
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MetricsPath string `json:"metrics_path,omitempty"`
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Labels map[string]string `json:"labels,omitempty"`
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} `json:"targets,omitempty"`
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Labels map[string]string `json:"labels,omitempty"`
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} `json:"resources,omitempty"`
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TypeUrl string `json:"type_url,omitempty"`
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Nonce string `json:"nonce,omitempty"`
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ControlPlane struct {
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Identifier string `json:"identifier,omitempty"`
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} `json:"control_plane,omitempty"`
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}
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func parseDiscoveryResponse(data []byte) (discoveryResponse, error) {
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response := discoveryResponse{}
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err := json.Unmarshal(data, &response)
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if err != nil {
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return discoveryResponse{}, fmt.Errorf("cannot parse kuma_sd api response, err: %w", err)
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}
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if response.TypeUrl != xdsResourceTypeUrl {
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return discoveryResponse{}, fmt.Errorf("unexpected type_url in kuma_sd api response, expected: %s, got: %s", xdsResourceTypeUrl, response.TypeUrl)
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}
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return response, nil
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}
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