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44 lines
1.5 KiB
44 lines
1.5 KiB
syntax = "proto3"; |
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package envoy.service.metrics.v2; |
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import "envoy/api/v2/core/base.proto"; |
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import "io/prometheus/client/metrics.proto"; |
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import "udpa/annotations/status.proto"; |
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import "validate/validate.proto"; |
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option java_package = "io.envoyproxy.envoy.service.metrics.v2"; |
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option java_outer_classname = "MetricsServiceProto"; |
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option java_multiple_files = true; |
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option go_package = "github.com/envoyproxy/go-control-plane/envoy/service/metrics/v2;metricsv2"; |
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option (udpa.annotations.file_status).package_version_status = FROZEN; |
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// [#protodoc-title: Metrics service] |
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// Service for streaming metrics to server that consumes the metrics data. It uses Prometheus metric |
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// data model as a standard to represent metrics information. |
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service MetricsService { |
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// Envoy will connect and send StreamMetricsMessage messages forever. It does not expect any |
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// response to be sent as nothing would be done in the case of failure. |
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rpc StreamMetrics(stream StreamMetricsMessage) returns (StreamMetricsResponse) { |
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} |
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} |
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message StreamMetricsResponse { |
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} |
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message StreamMetricsMessage { |
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message Identifier { |
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// The node sending metrics over the stream. |
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api.v2.core.Node node = 1 [(validate.rules).message = {required: true}]; |
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} |
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// Identifier data effectively is a structured metadata. As a performance optimization this will |
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// only be sent in the first message on the stream. |
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Identifier identifier = 1; |
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// A list of metric entries |
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repeated io.prometheus.client.MetricFamily envoy_metrics = 2; |
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}
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