schalli
2e0a4ddc21
- CheckDomainDto with regex validation (T-03-05) and max 10 TLDs (T-03-06) - DomaincheckService using node:dns/promises with 5s timeout per lookup - POST /modules/domaincheck/check protected by UseModule guard (T-03-08) - DomaincheckModule seeds itself into registry on startup via OnModuleInit - Default TLDs: de, com, net, org (D-03)
35 lines
884 B
TypeScript
35 lines
884 B
TypeScript
import {
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ArrayMaxSize,
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IsArray,
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IsNotEmpty,
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IsOptional,
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IsString,
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Matches,
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} from 'class-validator';
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/**
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* DTO for domain availability check requests.
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*
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* Per T-03-05: domain input is validated with regex — only alphanumeric
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* characters and hyphens allowed, no dots, max 63 chars (DNS label limit).
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*/
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export class CheckDomainDto {
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@IsString()
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@IsNotEmpty()
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@Matches(/^[a-zA-Z0-9]([a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?$/, {
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message:
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'Domain must be a valid label: alphanumeric and hyphens only, 1-63 characters, cannot start or end with a hyphen',
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})
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domain!: string;
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/**
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* Optional list of TLDs to check. If omitted, defaults are used.
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* Per T-03-06: max 10 TLDs per request to prevent DoS.
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*/
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@IsOptional()
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@IsArray()
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@IsString({ each: true })
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@ArrayMaxSize(10, { message: 'Maximum 10 TLDs per request' })
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tlds?: string[];
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}
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