| 1 | import { getHostnameFromVariants } from "./getHostnameFromVariants";
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| 2 | import { getResolvedHostname } from "./getResolvedHostname";
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| 3 | import { getResolvedPartition } from "./getResolvedPartition";
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| 4 | import { getResolvedSigningRegion } from "./getResolvedSigningRegion";
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| 5 | export const getRegionInfo = (region, { useFipsEndpoint = false, useDualstackEndpoint = false, signingService, regionHash, partitionHash, }) => {
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| 6 | const partition = getResolvedPartition(region, { partitionHash });
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| 7 | const resolvedRegion = region in regionHash ? region : partitionHash[partition]?.endpoint ?? region;
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| 8 | const hostnameOptions = { useFipsEndpoint, useDualstackEndpoint };
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| 9 | const regionHostname = getHostnameFromVariants(regionHash[resolvedRegion]?.variants, hostnameOptions);
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| 10 | const partitionHostname = getHostnameFromVariants(partitionHash[partition]?.variants, hostnameOptions);
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| 11 | const hostname = getResolvedHostname(resolvedRegion, { regionHostname, partitionHostname });
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| 12 | if (hostname === undefined) {
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| 13 | throw new Error(`Endpoint resolution failed for: ${{ resolvedRegion, useFipsEndpoint, useDualstackEndpoint }}`);
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| 14 | }
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| 15 | const signingRegion = getResolvedSigningRegion(hostname, {
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| 16 | signingRegion: regionHash[resolvedRegion]?.signingRegion,
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| 17 | regionRegex: partitionHash[partition].regionRegex,
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| 18 | useFipsEndpoint,
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| 19 | });
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| 20 | return {
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| 21 | partition,
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| 22 | signingService,
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| 23 | hostname,
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| 24 | ...(signingRegion && { signingRegion }),
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| 25 | ...(regionHash[resolvedRegion]?.signingService && {
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| 26 | signingService: regionHash[resolvedRegion].signingService,
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| 27 | }),
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| 28 | };
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| 29 | };
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