Features

---

1. Check how many and what certificate is about to expire by given limit of time
2. Sorted list of host by expiration date
3. Schedule update
4. Provide API endpoint

Configuration

---

All configuration store in config.json file

• hosts : lists of host we want to monitor
• scheduleTime: cronjob
  e.g. "0 0 * * * *"
• expireLimit: limit of expiration days
  e.g. 30 > want to check for cert that's expire in 30 days

API endpoint

---

GET api/list

A sorted list of host information and expiration date

GET api/expire

show what certificate is about to expire

Example response

{
    number: 3,
    items: [
        {
            host: 'a.com',
            from: DATE,
            to: DATE,
            expire: 1
        },
        {
            host: 'b.com',
            from: DATE,
            to: DATE,
            expire: 2
        },
        ...
    ]
}