pangolin/server/lib/domainUtils.ts
2025-09-20 15:01:18 +02:00

112 lines
3.8 KiB
TypeScript

import { db } from "@server/db";
import { domains, orgDomains } from "@server/db";
import { eq, and } from "drizzle-orm";
import { subdomainSchema } from "@server/lib/schemas";
import { fromError } from "zod-validation-error";
export type DomainValidationResult = {
success: true;
fullDomain: string;
subdomain: string | null;
} | {
success: false;
error: string;
};
/**
* Validates a domain and constructs the full domain based on domain type and subdomain.
*
* @param domainId - The ID of the domain to validate
* @param orgId - The organization ID to check domain access
* @param subdomain - Optional subdomain to append (for ns and wildcard domains)
* @returns DomainValidationResult with success status and either fullDomain/subdomain or error message
*/
export async function validateAndConstructDomain(
domainId: string,
orgId: string,
subdomain?: string | null
): Promise<DomainValidationResult> {
try {
// Query domain with organization access check
const [domainRes] = await db
.select()
.from(domains)
.where(eq(domains.domainId, domainId))
.leftJoin(
orgDomains,
and(eq(orgDomains.orgId, orgId), eq(orgDomains.domainId, domainId))
);
// Check if domain exists
if (!domainRes || !domainRes.domains) {
return {
success: false,
error: `Domain with ID ${domainId} not found`
};
}
// Check if organization has access to domain
if (domainRes.orgDomains && domainRes.orgDomains.orgId !== orgId) {
return {
success: false,
error: `Organization does not have access to domain with ID ${domainId}`
};
}
// Check if domain is verified
if (!domainRes.domains.verified) {
return {
success: false,
error: `Domain with ID ${domainId} is not verified`
};
}
// Construct full domain based on domain type
let fullDomain = "";
let finalSubdomain = subdomain;
if (domainRes.domains.type === "ns") {
if (subdomain) {
fullDomain = `${subdomain}.${domainRes.domains.baseDomain}`;
} else {
fullDomain = domainRes.domains.baseDomain;
}
} else if (domainRes.domains.type === "cname") {
fullDomain = domainRes.domains.baseDomain;
finalSubdomain = null; // CNAME domains don't use subdomains
} else if (domainRes.domains.type === "wildcard") {
if (subdomain !== undefined && subdomain !== null) {
// Validate subdomain format for wildcard domains
const parsedSubdomain = subdomainSchema.safeParse(subdomain);
if (!parsedSubdomain.success) {
return {
success: false,
error: fromError(parsedSubdomain.error).toString()
};
}
fullDomain = `${subdomain}.${domainRes.domains.baseDomain}`;
} else {
fullDomain = domainRes.domains.baseDomain;
}
}
// If the full domain equals the base domain, set subdomain to null
if (fullDomain === domainRes.domains.baseDomain) {
finalSubdomain = null;
}
// Convert to lowercase
fullDomain = fullDomain.toLowerCase();
return {
success: true,
fullDomain,
subdomain: finalSubdomain ?? null
};
} catch (error) {
return {
success: false,
error: `An error occurred while validating domain: ${error instanceof Error ? error.message : 'Unknown error'}`
};
}
}