Prevent http client from converting our form data

If we don't specify an undefined content-type like so, the client attempts to convert our form data into a JSON string, and the backend returns an understandable 415. This fixes rule imports.
elastic · Feb 4, 2020 · 6aecb23 · 6aecb23
1 parent e510484
commit 6aecb23
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/x-pack/legacy/plugins/siem/public/containers/detection_engine/rules/api.ts b/x-pack/legacy/plugins/siem/public/containers/detection_engine/rules/api.ts
@@ -246,6 +246,7 @@ export const importRules = async ({
     `${DETECTION_ENGINE_RULES_URL}/_import`,
     {
       method: 'POST',
+      headers: { 'Content-Type': undefined },
       query: { overwrite },
       body: formData,
       asResponse: true,