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DescribeCustomDomains

Source: src/AWS/AppRunner/DescribeCustomDomains.ts

Describe the custom domains associated with an App Runner Service from a Lambda (or other AWS runtime) — poll a domain’s certificate validation status (PENDING_VALIDATION -> SUCCESS) after AssociateCustomDomain, and read the DNSTarget customers point their DNS at.

Provide AppRunner.DescribeCustomDomainsHttp on the hosting function’s Effect to implement the binding.

Custom Domains

Section titled “Custom Domains”
const describeCustomDomains = yield* AppRunner.DescribeCustomDomains(service);
const { CustomDomains, DNSTarget } = yield* describeCustomDomains();
const domain = CustomDomains.find((d) => d.DomainName === "app.customer.com");
// domain?.Status -> "pending_certificate_dns_validation" | "active" | ...