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366 lines
12 KiB
366 lines
12 KiB
#!/usr/bin/env sh
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# This script has been created at June 2020, based on knowledge base of wedos.com provider.
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# It is intended to allow DNS-01 challenges for acme.sh using wedos's WAPI using XML.
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# Author Michal Tuma <mxtuma@gmail.com>
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# For issues send me an email
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WEDOS_WAPI_ENDPOINT="https://api.wedos.com/wapi/xml"
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TESTING_STAGE=
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######## Public functions #####################
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#Usage: add _acme-challenge.www.domain.com "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
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dns_wedos_add() {
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fulldomain=$1
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txtvalue=$2
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WEDOS_Username="${WEDOS_Username:-$(_readaccountconf_mutable WEDOS_Username)}"
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WEDOS_Wapipass="${WEDOS_Wapipass:-$(_readaccountconf_mutable WEDOS_Wapipass)}"
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WEDOS_Authtoken="${WEDOS_Authtoken:-$(_readaccountconf_mutable WEDOS_Authtoken)}"
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if [ "${WEDOS_Authtoken}" ]; then
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_debug "WEDOS Authtoken was already saved, using saved one"
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_saveaccountconf_mutable WEDOS_Authtoken "${WEDOS_Authtoken}"
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else
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if [ -z "${WEDOS_Username}" ] || [ -z "${WEDOS_Wapipass}" ]; then
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WEDOS_Username=""
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WEDOS_Wapipass=""
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_err "You didn't specify a WEDOS's username and wapi key yet."
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_err "Please type: export WEDOS_Username=<your user name to login to wedos web account>"
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_err "And: export WEDOS_Wapipass=<your WAPI passwords you setup using wedos web pages>"
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_err "After you export those variables, run the script again, the values will be saved for future"
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return 1
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fi
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#build WEDOS_Authtoken
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_debug "WEDOS Authtoken were not saved yet, building"
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WEDOS_Authtoken=$(printf '%s' "${WEDOS_Wapipass}" | sha1sum | head -c 40)
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_debug "WEDOS_Authtoken step 1, WAPI PASS sha1 sum: '${WEDOS_Authtoken}'"
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WEDOS_Authtoken="${WEDOS_Username}${WEDOS_Authtoken}"
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_debug "WEDOS_Authtoken step 2, username concat with token without hours: '${WEDOS_Authtoken}'"
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#save details
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_saveaccountconf_mutable WEDOS_Username "${WEDOS_Username}"
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_saveaccountconf_mutable WEDOS_Wapipass "${WEDOS_Wapipass}"
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_saveaccountconf_mutable WEDOS_Authtoken "${WEDOS_Authtoken}"
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fi
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if ! _get_root "${fulldomain}"; then
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_err "WEDOS Account do not contain primary domain to fullfill add of ${fulldomain}!"
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return 1
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fi
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_debug _sub_domain "${_sub_domain}"
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_debug _domain "${_domain}"
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if _wapi_row_add "${_domain}" "${_sub_domain}" "${txtvalue}" "300"; then
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_info "WEDOS WAPI: dns record added and dns changes were commited"
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return 0
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else
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_err "FAILED TO ADD DNS RECORD OR COMMIT DNS CHANGES"
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return 1
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fi
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}
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#fulldomain txtvalue
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dns_wedos_rm() {
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fulldomain=$1
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txtvalue=$2
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WEDOS_Username="${WEDOS_Username:-$(_readaccountconf_mutable WEDOS_Username)}"
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WEDOS_Wapipass="${WEDOS_Wapipass:-$(_readaccountconf_mutable WEDOS_Wapipass)}"
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WEDOS_Authtoken="${WEDOS_Authtoken:-$(_readaccountconf_mutable WEDOS_Authtoken)}"
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if [ "${WEDOS_Authtoken}" ]; then
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_debug "WEDOS Authtoken was already saved, using saved one"
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_saveaccountconf_mutable WEDOS_Authtoken "${WEDOS_Authtoken}"
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else
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if [ -z "${WEDOS_Username}" ] || [ -z "${WEDOS_Wapipass}" ]; then
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WEDOS_Username=""
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WEDOS_Wapipass=""
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_err "You didn't specify a WEDOS's username and wapi key yet."
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_err "Please type: export WEDOS_Username=<your user name to login to wedos web account>"
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_err "And: export WEDOS_Wapipass=<your WAPI passwords you setup using wedos web pages>"
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_err "After you export those variables, run the script again, the values will be saved for future"
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return 1
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fi
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#build WEDOS_Authtoken
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_debug "WEDOS Authtoken were not saved yet, building"
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WEDOS_Authtoken=$(printf '%s' "${WEDOS_Wapipass}" | sha1sum | head -c 40)
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_debug "WEDOS_Authtoken step 1, WAPI PASS sha1 sum: '${WEDOS_Authtoken}'"
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WEDOS_Authtoken="${WEDOS_Username}${WEDOS_Authtoken}"
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_debug "WEDOS_Authtoken step 2, username concat with token without hours: '${WEDOS_Authtoken}'"
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#save details
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_saveaccountconf_mutable WEDOS_Username "${WEDOS_Username}"
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_saveaccountconf_mutable WEDOS_Wapipass "${WEDOS_Wapipass}"
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_saveaccountconf_mutable WEDOS_Authtoken "${WEDOS_Authtoken}"
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fi
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if ! _get_root "${fulldomain}"; then
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_err "WEDOS Account do not contain primary domain to fullfill add of ${fulldomain}!"
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return 1
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fi
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_debug _sub_domain "${_sub_domain}"
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_debug _domain "${_domain}"
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if _wapi_find_row "${_domain}" "${_sub_domain}" "${txtvalue}"; then
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_info "WEDOS WAPI: dns record found with id '${_row_id}'"
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if _wapi_delete_row "${_domain}" "${_row_id}"; then
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_info "WEDOS WAPI: dns row were deleted and changes commited!"
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return 0
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fi
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fi
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_err "Requested dns row were not found or was imposible to delete it, do it manually"
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_err "Delete: ${fulldomain}"
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_err "Value: ${txtvalue}"
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return 1
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}
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#################### Private functions below ##################################
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# Function _wapi_post(), only takes data, prepares auth token and provide result
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# $1 - WAPI command string, like 'dns-domains-list'
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# $2 - WAPI data for given command, is not required
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# returns WAPI response if request were successfully delivered to WAPI endpoint
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_wapi_post() {
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command=$1
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data=$2
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_debug "Command : ${command}"
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_debug "Data : ${data}"
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if [ -z "${command}" ]; then
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_err "No command were provided, implamantation error!"
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return 1
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fi
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# Prepare authentification token
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hour=$(date +%H)
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token=$(printf '%s' "${WEDOS_Authtoken}${hour}" | sha1sum | head -c 40)
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_debug "Authentification token is '${token}'"
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# Build xml request
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request="request=<?xml version=\"1.0\" encoding=\"UTF-8\"?>\
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<request>\
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<user>${WEDOS_Username}</user>\
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<auth>${token}</auth>\
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<command>${command}</command>"
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if [ -z "${data}" ]; then
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echo "" 1>/dev/null
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else
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request="${request}${data}"
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fi
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if [ -z "$TESTING_STAGE" ]; then
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echo "" 1>/dev/null
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else
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request="${request}\
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<test>1</test>"
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fi
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request="${request}\
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</request>"
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_debug "Request to WAPI is: ${request}"
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if ! response="$(_post "${request}" "$WEDOS_WAPI_ENDPOINT")"; then
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_err "Error contacting WEDOS WAPI with command ${command}"
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return 1
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fi
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_debug "Response : ${response}"
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echo "${response}" | grep "<code>1000</code>" 1>/dev/null 2>/dev/null
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return "$?"
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}
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# _get_root() function, for provided full domain, like _acme_challenge.www.example.com verify if WEDOS contains a primary active domain and found what is subdomain
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# $1 - full domain to verify, ie _acme_challenge.www.example.com
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# build ${_domain} found at WEDOS, like example.com and ${_sub_domain} from provided full domain, like _acme_challenge.www
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_get_root() {
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domain=$1
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if [ -z "${domain}" ]; then
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_err "Function _get_root was called without argument, implementation error!"
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return 1
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fi
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_debug "Get root for domain: ${domain}"
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_debug "Getting list of domains using WAPI ..."
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if ! _wapi_post "dns-domains-list"; then
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_err "Error on WAPI request for list of domains, response : ${response}"
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return 1
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else
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_debug "DNS list were successfully retrieved, response : ${response}"
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fi
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for xml_domain in $(echo "${response}" | tr -d '\012\015' | grep -o -E "<domain>( )*<name>.*</name>( )*<type>primary</type>( )*<status>active</status>" | grep -o -E "<name>.*</name>"); do
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_debug "Active and primary XML DOMAIN found: ${xml_domain}"
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end_of_name=$((${#xml_domain} - 7))
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xml_domain_name=$(echo "${xml_domain}" | cut -c 7-${end_of_name})
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_debug "Found primary active domain: ${xml_domain_name}"
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regex=".*\\."$(echo "${xml_domain_name}" | sed 's/\./\\./g')
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_debug "Regex for matching domain: '${regex}'"
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if ! echo "${domain}" | grep -E "${regex}" 1>/dev/null 2>/dev/null; then
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_debug "found domain do not match required"
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else
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end_of_name=$((${#domain} - ${#xml_domain_name} - 1))
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_domain=${xml_domain_name}
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_sub_domain=$(echo "${domain}" | cut -c -${end_of_name})
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_info "Domain '${_domain}' was found at WEDOS account as primary, and subdomain is '${_sub_domain}'!"
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return 0
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fi
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done
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return 1
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}
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# for provided domain, it commites all performed changes
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_wapi_dns_commit() {
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domain=$1
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if [ -z "${domain}" ]; then
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_err "Invalid request to commit dns changes, domain is empty, implementation error!"
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return 1
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fi
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data=" <data>\
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<name>${domain}</name>\
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</data>"
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if ! _wapi_post "dns-domain-commit" "${data}"; then
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_err "Error on WAPI request to commit DNS changes, response : ${response}"
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_err "PLEASE USE WEB ACCESS TO CHECK IF CHANGES ARE REQUIRED TO COMMIT OR ROLLBACKED IMMEDIATELLY!"
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return 1
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else
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_debug "DNS CHANGES COMMITED, response : ${response}"
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_info "WEDOS DNS WAPI: Changes were commited to domain '${domain}'"
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fi
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return 0
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}
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# add one TXT dns row to a specified fomain
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_wapi_row_add() {
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domain=$1
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sub_domain=$2
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value=$3
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ttl=$4
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if [ -z "${domain}" ] || [ -z "${sub_domain}" ] || [ -z "${value}" ] || [ -z "${ttl}" ]; then
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_err "Invalid request to add record, domain: '${domain}', sub_domain: '${sub_domain}', value: '${value}' and ttl: '${ttl}', on of required input were not provided, implementation error!"
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return 1
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fi
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# Prepare data for request to WAPI
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data=" <data>\
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<domain>${domain}</domain>\
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<name>${sub_domain}</name>\
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<ttl>${ttl}</ttl>\
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<type>TXT</type>\
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<rdata>${value}</rdata>\
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<auth_comment>Created using WAPI from acme.sh</auth_comment>\
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</data>"
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_debug "Adding row using WAPI ..."
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if ! _wapi_post "dns-row-add" "${data}"; then
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_err "Error on WAPI request to add new TXT row, response : ${response}"
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return 1
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else
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_debug "ROW ADDED, response : ${response}"
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_info "WEDOS DNS WAPI: Row to domain '${domain}' with name '${sub_domain}' were successfully added with value '${value}' and ttl set to ${ttl}"
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fi
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# Now we have to commit
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_wapi_dns_commit "${domain}"
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return "$?"
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}
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_wapi_find_row() {
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domain=$1
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sub_domain=$2
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value=$3
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if [ -z "${domain}" ] || [ -z "${sub_domain}" ] || [ -z "${value}" ]; then
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_err "Invalud request to finad a row, domain: '${domain}', sub_domain: '${sub_domain}' and value: '${value}', one of required input were not provided, implementation error!"
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return 1
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fi
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data=" <data>\
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<domain>${domain}</domain>\
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</data>"
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_debug "Searching rows using WAPI ..."
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if ! _wapi_post "dns-rows-list" "${data}"; then
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_err "Error on WAPI request to list domain rows, response : ${response}"
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return 1
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fi
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_debug "Domain rows found, response : ${response}"
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sub_domain_regex=$(echo "${sub_domain}" | sed "s/\./\\\\./g")
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_debug "Subdomain regex '${sub_domain_regex}'"
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for xml_row in $(echo "${response}" | tr -d '\012\015' | grep -o -E "<row>( )*<ID>[0-9]*</ID>( )*<name>${sub_domain_regex}</name>( )*<ttl>[0-9]*</ttl>( )*<rdtype>TXT</rdtype>( )*<rdata>${value}</rdata>" | grep -o -e "<ID>[0-9]*</ID>"); do
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_debug "Found row in DNS with ID : ${xml_row}"
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_row_id=$(echo "${xml_row}" | grep -o -E "[0-9]*")
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_info "WEDOS API: Found DNS row id ${_row_id} for domain ${domain}"
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return 0
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done
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_info "WEDOS API: No TXT row found for domain '${domain}' with name '${sub_domain}' and value '${value}'"
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return 1
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}
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_wapi_delete_row() {
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domain=$1
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row_id=$2
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if [ -z "${domain}" ] || [ -z "${row_id}" ]; then
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_err "Invalid request to delete domain dns row, domain: '${domain}' and row_id: '${row_id}', one of required input were not provided, implementation error!"
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return 1
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fi
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data=" <data>\
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<domain>${domain}</domain>
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<row_id>${row_id}</row_id>
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</data>"
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_debug "Deleting dns row using WAPI ..."
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if ! _wapi_post "dns-row-delete" "${data}"; then
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_err "Error on WAPI request to delete dns row, response: ${response}"
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return 1
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fi
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_debug "DNS row were deleted, response: ${response}"
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_info "WEDOS API: Required dns domain row with row_id '${row_id}' were correctly deleted at domain '${domain}'"
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# Now we have to commit changes
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_wapi_dns_commit "${domain}"
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return "$?"
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}
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