Create Custom Hostname

type Cloudflare = {

  token: string;

  email: string;

  key: string;

};

/**

 * Create Custom Hostname

 * Add a new custom hostname and request that an SSL certificate be issued for it.

 */

export async function main(

  auth: Cloudflare,

  zone_identifier: string,

  body: {

    custom_metadata?: { key?: string; [k: string]: unknown };

    hostname: string;

    ssl: {

      bundle_method?: "ubiquitous" | "optimal" | "force";

      certificate_authority?: "digicert" | "google" | "lets_encrypt";

      custom_certificate?: string;

      custom_key?: string;

      method?: "http" | "txt" | "email";

      settings?: {

        ciphers?: string[];

        early_hints?: "on" | "off";

        http2?: "on" | "off";

        min_tls_version?: "1.0" | "1.1" | "1.2" | "1.3";

        tls_1_3?: "on" | "off";

        [k: string]: unknown;

      };

      type?: "dv";

      wildcard?: boolean;

      [k: string]: unknown;

    };

    [k: string]: unknown;

  }

) {

  const url = new URL(

    `https://api.cloudflare.com/client/v4/zones/${zone_identifier}/custom_hostnames`

  );

  const response = await fetch(url, {

    method: "POST",

    headers: {

      "X-AUTH-EMAIL": auth.email,

      "X-AUTH-KEY": auth.key,

      "Content-Type": "application/json",

      Authorization: "Bearer " + auth.token,

    },

    body: JSON.stringify(body),

  });

  if (!response.ok) {

    const text = await response.text();

    throw new Error(`${response.status} ${text}`);

  }

  return await response.json();

}