Aquesta és una revisió antiga del document —-

Let's Encrypt wildcard

  • primera vegada:
    sudo curl -o /etc/letsencrypt/acme-dns-auth.py https://raw.githubusercontent.com/joohoi/acme-dns-certbot-joohoi/master/acme-dns-auth.py
    sudo chmod +x /etc/letsencrypt/acme-dns-auth.py
    sudo certbot certonly --manual --manual-auth-hook /etc/letsencrypt/acme-dns-auth.py --preferred-challenges dns --debug-challenges -d "*.fidmag.org" -d "fidmag.org"
  • creat registre CNAME:
    _acme-challenge.fidmag.org CNAME 1569f935-7bf3-4630-9c3d-5846ad7c956e.auth.acme-dns.io.
    dig _acme-challenge.fidmag.org CNAME +short
  • renovacions per cron
    0 7,19 * * * certbot renew --quiet --deploy-hook "/home/fidmag/certbot/renew-dns.sh" > /home/fidmag/certbot/last_exec 2>&1
    • simulacro:
      certbot renew --dry-run
    • comprobar fichero configuración renovación:
      /etc/letsencrypt/renewal/fidmag.org-0001.conf
      # Options used in the renewal process
      [renewalparams]
      account = ***
      pref_challs = dns-01,
      authenticator = manual
      server = https://acme-v02.api.letsencrypt.org/directory
      key_type = ecdsa
      manual_auth_hook = /etc/letsencrypt/acme-dns-auth.py
    • Let's encrypt recomienda comprobar 2 veces al día (Gemini dixit)
    • --deploy-hook: script a ejecutar si la renovación es exitosa
    • certificats.config
      # configuració
      declare -a CERTIFICATS=("matebcn.eu" "fruitsmontmany.es" "estellar.cat")
      #!/usr/bin/env bash
       
      SCRIPT_SOURCE=`dirname "$0"`
      source ${SCRIPT_SOURCE}/certificats.config
       
      for cert "${CERTIFICATS[@]}"; do
          if [[ -f /home/mate/webservices/certs/${cert}.pem ]]; then
              sudo cp -f /home/mate/webservices/certs/${cert}.pem /home/mate/webservices/certs/old/${cert}.pem.old
          fi
       
          if [[ -f /home/mate/webservices/certs/${cert}.pem.key ]]; then
          sudo cp -f /home/mate/webservices/certs/${cert}.pem.key /home/mate/webservices/certs/old/${cert}.pem.key.old
          fi
       
          sudo cp -f /etc/letsencrypt/live/${cert}/fullchain.pem /home/mate/webservices/certs/${cert}.pem && \
          sudo cp -f /etc/letsencrypt/live/${cert}/privkey.pem /home/mate/webservices/certs/${cert}.pem.key && \
          sudo chmod +r /home/mate/webservices/certs/* && \
       
          docker compose -f /home/mate/webservices/docker-compose.yml restart haproxy-proxy
       
      done
  • web/security/letsencrypt/wildcard.1784897859.txt.gz
  • Darrera modificació: 24/07/2026 14:57
  • per mate