30 lines
1.6 KiB
JavaScript
30 lines
1.6 KiB
JavaScript
import { getHostnameFromVariants } from "./getHostnameFromVariants";
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import { getResolvedHostname } from "./getResolvedHostname";
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import { getResolvedPartition } from "./getResolvedPartition";
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import { getResolvedSigningRegion } from "./getResolvedSigningRegion";
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export const getRegionInfo = (region, { useFipsEndpoint = false, useDualstackEndpoint = false, signingService, regionHash, partitionHash, }) => {
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const partition = getResolvedPartition(region, { partitionHash });
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const resolvedRegion = region in regionHash ? region : partitionHash[partition]?.endpoint ?? region;
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const hostnameOptions = { useFipsEndpoint, useDualstackEndpoint };
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const regionHostname = getHostnameFromVariants(regionHash[resolvedRegion]?.variants, hostnameOptions);
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const partitionHostname = getHostnameFromVariants(partitionHash[partition]?.variants, hostnameOptions);
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const hostname = getResolvedHostname(resolvedRegion, { regionHostname, partitionHostname });
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if (hostname === undefined) {
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throw new Error(`Endpoint resolution failed for: ${{ resolvedRegion, useFipsEndpoint, useDualstackEndpoint }}`);
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}
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const signingRegion = getResolvedSigningRegion(hostname, {
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signingRegion: regionHash[resolvedRegion]?.signingRegion,
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regionRegex: partitionHash[partition].regionRegex,
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useFipsEndpoint,
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});
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return {
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partition,
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signingService,
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hostname,
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...(signingRegion && { signingRegion }),
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...(regionHash[resolvedRegion]?.signingService && {
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signingService: regionHash[resolvedRegion].signingService,
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}),
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};
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};
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