acme.sh/deploy/fritzbox.sh

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#!/usr/bin/env sh
#Here is a script to deploy cert to an AVM FRITZ!Box router.
#returns 0 means success, otherwise error.
#DEPLOY_FRITZBOX_USERNAME="username"
#DEPLOY_FRITZBOX_PASSWORD="password"
#DEPLOY_FRITZBOX_URL="https://fritz.box"
######## Public functions #####################
#domain keyfile certfile cafile fullchain
fritzbox_deploy() {
_cdomain="$1"
_ckey="$2"
_ccert="$3"
_cca="$4"
_cfullchain="$5"
_debug _cdomain "$_cdomain"
_debug _ckey "$_ckey"
_debug _ccert "$_ccert"
_debug _cca "$_cca"
_debug _cfullchain "$_cfullchain"
if ! _exists wget; then
_err "wget not found"
return 1
fi
if ! exists iconv; then
_err "iconv not found"
return 1
fi
_fritzbox_username="${DEPLOY_FRITZBOX_USERNAME}"
_fritzbox_password="${DEPLOY_FRITZBOX_PASSWORD}"
_fritzbox_url="${DEPLOY_FRITZBOX_URL}"
_debug _fritzbox_url "$_fritzbox_url"
_debug _fritzbox_usename "$_fritzbox_username"
_secure_debug _fritzbox_password "$_fritzbox_password"
if [ ! -z "$_fritzbox_username" ]; then
_err "FRITZ!Box username is not found, please define DEPLOY_FRITZBOX_USERNAME."
return 1
fi
if [ ! -z "$_fritzbox_password" ]; then
_err "FRITZ!Box password is not found, please define DEPLOY_FRITZBOX_PASSWORD."
return 1
fi
if [ ! -z "$_fritzbox_url" ]; then
_err "FRITZ!Box url is not found, please define DEPLOY_FRITZBOX_URL."
return 1
fi
_info "Log in in to the FRITZ!Box"
_fritzbox_challenge="$(wget -q -O - ${_fritzbox_url}/login_sid.lua | sed -e 's/^.*<Challenge>//' -e 's/<\/Challenge>.*$//')"
_fritzbox_hash="$(echo -n ${_fritzbox_challenge}-${_fritzbox_password} | iconv -f ASCII -t UTF16LE | md5sum | awk '{print $1}')"
_fritzbox_sid="$(wget -q -O - ${_fritzbox_url}/login_sid.lua?sid=0000000000000000\&username=${_frithbox_username}\&response=${_fritzbox_challenge}-${_fritzbox_hash} | sed -e 's/^.*<SID>//' -e 's/<\/SID>.*$//')"
_info "Generate form POST request"
_post_request="$(_mktemp)"
_post_boundary="---------------------------$(date +%Y%m%d%H%M%S)"
printf -- "--${_post_boundary}\r\n" >> "${_post_request}"
printf "Content-Disposition: form-data; name=\"sid\"\r\n\r\n${_fritzbox_sid}\r\n" >> "${_post_request}"
printf -- "--${_post_boundary}\r\n" >> "${_post_request}"
# _CERTPASSWORD_ is unset because Let's Encrypt certificates don't have a passwort. But if they ever do, here's the place to use it!
printf "Content-Disposition: form-data; name=\"BoxCertPassword\"\r\n\r\n${_CERTPASSWORD_}\r\n" >> "${_post_request}"
printf -- "--${_post_boundary}\r\n" >> "${_post_request}"
printf "Content-Disposition: form-data; name=\"BoxCertImportFile\"; filename=\"BoxCert.pem\"\r\n" >> "${_post_request}"
printf "Content-Type: application/octet-stream\r\n\r\n" >> "${_post_request}"
cat "${_ckey}" >> "${_post_request}"
cat "${_cfullchain}" >> "${_post_request}"
printf "\r\n" >> "${_post_request}"
printf -- "--${_post_boundary}--" >> "${_post_request}"
_info "Upload certificate to the FRITZ!Box"
wget -q -O - "${_fritzbox_url}/cgi-bin/firmwarecfg" --header="Content-type: multipart/form-data boundary=${_post_boundary}" --post-file "${_post_request}"
_info "Upload successful"
rm "${_post_request}"
return 0
}