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[coordinator] Add headers to along with request to remote write forward target #2249

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merged 2 commits into from
Apr 4, 2020
Merged

[coordinator] Add headers to along with request to remote write forward target #2249

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[coordinator] Add headers to along with request to remote write forwa…
robskillington Apr 4, 2020
651e5e0
Add headers to outgoing forward requests
robskillington Apr 4, 2020
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2 changes: 2 additions & 0 deletions src/query/api/v1/handler/prometheus/handleroptions/options.go
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Original file line number Diff line number Diff line change
Expand Up @@ -40,4 +40,6 @@ type PromWriteHandlerForwardTargetOptions struct {
URL string `yaml:"url"`
// Method defaults to POST if not set.
Method string `yaml:"method"`
// Headers to send along with requests to the target.
Headers map[string]string `yaml:"headers"`
}
7 changes: 7 additions & 0 deletions src/query/api/v1/handler/prometheus/remote/write.go
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Expand Up @@ -425,6 +425,13 @@ func (h *PromWriteHandler) forward(
return err
}

if headers := target.Headers; headers != nil {
// If headers set, attach to request.
for name, value := range headers {
req.Header.Add(name, value)
}
}

resp, err := h.forwardHTTPClient.Do(req.WithContext(ctx))
if err != nil {
return err
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