cf-api.sh

cf-api.sh

#!/bin/bash

err() {
  echo "ERROR: $@" >&2
}

cf_api() {
  action=$1; shift
  context=$1; shift
  curl -Lks --request $action \
       --url https://api.cloudflare.com/client/v4/$context \
       --header "Authorization: Bearer $API_TOKEN" \
       --header 'Content-Type: application/json' \
       --header "X-Auth-Email: $API_TOKEN" \
       "$@"
}

cf_get() {
  cf_api GET $1
}

list_zones() {
  cf_get zones
}

list_dns_records() {
  cf_get zones/$ZONE_ID/dns_records
}


create_dns() {
  dname=$1; shift
  dtype=$1; shift
  dcontent=$1; shift
  dproxied=${1-false}; shift
  cf_api POST zones/$ZONE_ID/dns_records --data "$(cat <<EOS
{
  "name": "$dname",
  "type": "$dtype",
  "content": "$dcontent",
  "proxied": $dproxied,
  "comment": "Domain verification record at $(date)",
  "ttl": 3600
}
EOS
)"
}

update_dns() {
  dname=$1; shift
  dtype=$1; shift
  dcontent=$1;shift
  read rid rcontent <<<$( list_dns_records| jq -r ".result[]|select(.name ==\"$dname\")|[.id,.content]|@tsv" )
  test "$rcontent" == "$dcontent" || \
    cf_api PUT zones/$ZONE_ID/dns_records/$rid --data "$(cat <<EOS
{
  "content": "$dcontent",
  "name": "$dname",
  "proxied": false,
  "type": "$dtype",
  "comment": "Updated via API at $(date -u)",
  "ttl": 3600
}
EOS
)"
}

test -n "$API_TOKEN" || {
  err "API_TOKEN not defined"
  exit 1
}

ZONE_ID=$(list_zones| jq -r '.result[0].id')