set all wifi connections to use cloudflare dns

global-set-cloudflare-dns.sh

(
  IFS=$'\n'
  for line in $(nmcli --fields UUID,TYPE,NAME connection show); do
    conn_uuid=$(echo ${line} | cut -d ' ' -f 1)
    conn_type=$(echo ${line} | cut -d ' ' -f 3)
    conn_name=$(echo ${line} | cut -d ' ' -f 4- | xargs)
    if [ "${conn_type}" = "wifi" ]; then
      echo "name: $(tput bold)${conn_name}"
      echo "$(tput dim)uuid: ${conn_uuid}, type: ${conn_type}"
      nmcli connection modify ${conn_uuid} ipv4.dns "1.1.1.1,1.0.0.1"
      nmcli connection modify ${conn_uuid} ipv4.ignore-auto-dns yes
      nmcli connection modify ${conn_uuid} ipv6.dns "2606:4700:4700::1111,2606:4700:4700::1001"
      nmcli connection modify ${conn_uuid} ipv6.ignore-auto-dns yes
      nmcli connection show ${conn_uuid} | grep dns --color=never
      echo "$(tput sgr0)"
    fi
  done
)