DMleadgen
46d973904b
Next.js website for Rocky Mountain Vending company featuring: - Product catalog with Stripe integration - Service areas and parts pages - Admin dashboard with Clerk authentication - SEO optimized pages with JSON-LD structured data Co-authored-by: Cursor <cursoragent@cursor.com>
72 lines
3.3 KiB
Text
72 lines
3.3 KiB
Text
import { HttpRequest } from "@smithy/protocol-http";
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import { getDateHeader, getSkewCorrectedDate, getUpdatedSystemClockOffset } from "../utils";
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const throwSigningPropertyError = (name, property) => {
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if (!property) {
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throw new Error(`Property \`${name}\` is not resolved for AWS SDK SigV4Auth`);
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}
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return property;
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};
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export const validateSigningProperties = async (signingProperties) => {
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const context = throwSigningPropertyError("context", signingProperties.context);
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const config = throwSigningPropertyError("config", signingProperties.config);
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const authScheme = context.endpointV2?.properties?.authSchemes?.[0];
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const signerFunction = throwSigningPropertyError("signer", config.signer);
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const signer = await signerFunction(authScheme);
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const signingRegion = signingProperties?.signingRegion;
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const signingRegionSet = signingProperties?.signingRegionSet;
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const signingName = signingProperties?.signingName;
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return {
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config,
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signer,
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signingRegion,
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signingRegionSet,
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signingName,
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};
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};
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export class AwsSdkSigV4Signer {
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async sign(httpRequest, identity, signingProperties) {
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if (!HttpRequest.isInstance(httpRequest)) {
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throw new Error("The request is not an instance of `HttpRequest` and cannot be signed");
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}
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const validatedProps = await validateSigningProperties(signingProperties);
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const { config, signer } = validatedProps;
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let { signingRegion, signingName } = validatedProps;
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const handlerExecutionContext = signingProperties.context;
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if (handlerExecutionContext?.authSchemes?.length ?? 0 > 1) {
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const [first, second] = handlerExecutionContext.authSchemes;
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if (first?.name === "sigv4a" && second?.name === "sigv4") {
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signingRegion = second?.signingRegion ?? signingRegion;
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signingName = second?.signingName ?? signingName;
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}
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}
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const signedRequest = await signer.sign(httpRequest, {
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signingDate: getSkewCorrectedDate(config.systemClockOffset),
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signingRegion: signingRegion,
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signingService: signingName,
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});
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return signedRequest;
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}
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errorHandler(signingProperties) {
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return (error) => {
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const serverTime = error.ServerTime ?? getDateHeader(error.$response);
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if (serverTime) {
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const config = throwSigningPropertyError("config", signingProperties.config);
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const initialSystemClockOffset = config.systemClockOffset;
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config.systemClockOffset = getUpdatedSystemClockOffset(serverTime, config.systemClockOffset);
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const clockSkewCorrected = config.systemClockOffset !== initialSystemClockOffset;
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if (clockSkewCorrected && error.$metadata) {
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error.$metadata.clockSkewCorrected = true;
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}
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}
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throw error;
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};
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}
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successHandler(httpResponse, signingProperties) {
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const dateHeader = getDateHeader(httpResponse);
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if (dateHeader) {
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const config = throwSigningPropertyError("config", signingProperties.config);
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config.systemClockOffset = getUpdatedSystemClockOffset(dateHeader, config.systemClockOffset);
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}
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}
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}
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export const AWSSDKSigV4Signer = AwsSdkSigV4Signer;
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