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Loki: Add backend functionality to parse structured metadata from Loki (#77361)

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* prepare backend for structured metadata

* add `lokiStructuredMetadata` feature toggle

* use `lokiStructuredMetadata` feature flag

* add field type check to `labelTypesField`

* remove fixme

* fix feature toggle

* add field in dataplane mode

* use `data.Labels` where possible

* adjust framing tests

* improve verbiage

* improve naming

* update tests to "attributes"
This commit is contained in:
Sven Grossmann
2023-11-16 17:06:14 +01:00
committed by GitHub
parent d849e0d752
commit a01f8c5b42
24 changed files with 2212 additions and 40 deletions
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pkg/tsdb/loki/api_mock.go
+5 -5
View File
@@ -56,16 +56,16 @@ func (mockedRT *mockedCompressedRoundTripper) RoundTrip(req *http.Request) (*htt
}, nil
}
func makeMockedAPI(statusCode int, contentType string, responseBytes []byte, requestCallback mockRequestCallback) *LokiAPI {
return makeMockedAPIWithUrl("http://localhost:9999", statusCode, contentType, responseBytes, requestCallback)
func makeMockedAPI(statusCode int, contentType string, responseBytes []byte, requestCallback mockRequestCallback, structuredMetadata bool) *LokiAPI {
return makeMockedAPIWithUrl("http://localhost:9999", statusCode, contentType, responseBytes, requestCallback, structuredMetadata)
}
func makeMockedAPIWithUrl(url string, statusCode int, contentType string, responseBytes []byte, requestCallback mockRequestCallback) *LokiAPI {
func makeMockedAPIWithUrl(url string, statusCode int, contentType string, responseBytes []byte, requestCallback mockRequestCallback, structuredMetadata bool) *LokiAPI {
client := http.Client{
Transport: &mockedRoundTripper{statusCode: statusCode, contentType: contentType, responseBytes: responseBytes, requestCallback: requestCallback},
}
return newLokiAPI(&client, url, log.New("test"), tracing.InitializeTracerForTest())
return newLokiAPI(&client, url, log.New("test"), tracing.InitializeTracerForTest(), structuredMetadata)
}
func makeCompressedMockedAPIWithUrl(url string, statusCode int, contentType string, responseBytes []byte, requestCallback mockRequestCallback) *LokiAPI {
@@ -73,5 +73,5 @@ func makeCompressedMockedAPIWithUrl(url string, statusCode int, contentType stri
Transport: &mockedCompressedRoundTripper{statusCode: statusCode, contentType: contentType, responseBytes: responseBytes, requestCallback: requestCallback},
}
return newLokiAPI(&client, url, log.New("test"), tracing.InitializeTracerForTest())
return newLokiAPI(&client, url, log.New("test"), tracing.InitializeTracerForTest(), false)
}