GET Read SSL certificate details

curl --silent --show-error --output /dev/null --write-out "%{http_code}\n" --request GET --header @"$HOME/.config/metribeacon/headers.txt" "https://metribeacon.com/api/v1/monitors/00000000-0000-4000-8000-000000000001/tls"

import http.client, json
from pathlib import Path

headers = json.loads((Path.home() / ".config/metribeacon/headers.json").read_text())
headers["Content-Type"] = "application/json"
connection = http.client.HTTPSConnection("metribeacon.com", timeout=10)
connection.request('GET', '/api/v1/monitors/00000000-0000-4000-8000-000000000001/tls', body=None, headers=headers)
response = connection.getresponse()
print(response.status)
connection.close()

import { readFile } from "node:fs/promises";
import { homedir } from "node:os";
import { join } from "node:path";

const headers = JSON.parse(await readFile(join(homedir(), ".config/metribeacon/headers.json"), "utf8"));
headers["Content-Type"] = "application/json";
const response = await fetch("https://metribeacon.com/api/v1/monitors/00000000-0000-4000-8000-000000000001/tls", {method: "GET", headers, redirect: "error", signal: AbortSignal.timeout(10000)});
console.log(response.status);
await response.body?.cancel();

package main

import ("fmt"; "net/http"; "time"; "encoding/json"; "os"; "path/filepath")

func main() {
 home, err := os.UserHomeDir(); if err != nil { panic("credentials unavailable") }
 raw, err := os.ReadFile(filepath.Join(home, ".config/metribeacon/headers.json")); if err != nil { panic("credentials unavailable") }
 var headers map[string]string
 if json.Unmarshal(raw, &headers) != nil { panic("invalid local headers") }
 request, err := http.NewRequest("GET", "https://metribeacon.com/api/v1/monitors/00000000-0000-4000-8000-000000000001/tls", nil); if err != nil { panic("request invalid") }
 for name, value := range headers { request.Header.Set(name, value) }
 request.Header.Set("Content-Type", "application/json")
 client := &http.Client{Timeout: 10*time.Second, CheckRedirect: func(*http.Request, []*http.Request) error { return http.ErrUseLastResponse }}
 response, err := client.Do(request); if err != nil { panic("request failed") }
 defer response.Body.Close()
 fmt.Println(response.StatusCode)
}