37 lines
1.6 KiB
JavaScript
37 lines
1.6 KiB
JavaScript
import { setFeature } from "@smithy/core";
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import { getSmithyContext } from "@smithy/util-middleware";
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import { getEndpointFromInstructions } from "./adaptors/getEndpointFromInstructions";
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export const endpointMiddleware = ({ config, instructions, }) => {
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return (next, context) => async (args) => {
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if (config.isCustomEndpoint) {
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setFeature(context, "ENDPOINT_OVERRIDE", "N");
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}
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const endpoint = await getEndpointFromInstructions(args.input, {
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getEndpointParameterInstructions() {
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return instructions;
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},
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}, { ...config }, context);
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context.endpointV2 = endpoint;
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context.authSchemes = endpoint.properties?.authSchemes;
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const authScheme = context.authSchemes?.[0];
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if (authScheme) {
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context["signing_region"] = authScheme.signingRegion;
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context["signing_service"] = authScheme.signingName;
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const smithyContext = getSmithyContext(context);
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const httpAuthOption = smithyContext?.selectedHttpAuthScheme?.httpAuthOption;
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if (httpAuthOption) {
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httpAuthOption.signingProperties = Object.assign(httpAuthOption.signingProperties || {}, {
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signing_region: authScheme.signingRegion,
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signingRegion: authScheme.signingRegion,
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signing_service: authScheme.signingName,
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signingName: authScheme.signingName,
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signingRegionSet: authScheme.signingRegionSet,
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}, authScheme.properties);
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}
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}
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return next({
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...args,
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});
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};
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};
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