dnsapi/dns_geoscaling.sh

   1 #!/usr/bin/env sh
   2
   3 ########################################################################
   4 # Geoscaling hook script for acme.sh
   5 #
   6 # Environment variables:
   7 #
   8 #  - $GEOSCALING_Username  (your Geoscaling username - this is usually NOT an amail address)
   9 #  - $GEOSCALING_Password  (your Geoscaling password)
  10
  11 #-- dns_geoscaling_add() - Add TXT record --------------------------------------
  12 # Usage: dns_geoscaling_add _acme-challenge.subdomain.domain.com "XyZ123..."
  13
  14 dns_geoscaling_add() {
  15   full_domain=$1
  16   txt_value=$2
  17   _info "Using DNS-01 Geoscaling DNS2 hook"
  18
  19   GEOSCALING_Username="${GEOSCALING_Username:-$(_readaccountconf_mutable GEOSCALING_Username)}"
  20   GEOSCALING_Password="${GEOSCALING_Password:-$(_readaccountconf_mutable GEOSCALING_Password)}"
  21   if [ -z "$GEOSCALING_Username" ] || [ -z "$GEOSCALING_Password" ]; then
  22     GEOSCALING_Username=
  23     GEOSCALING_Password=
  24     _err "No auth details provided. Please set user credentials using the \$GEOSCALING_Username and \$GEOSCALING_Password environment variables."
  25     return 1
  26   fi
  27   _saveaccountconf_mutable GEOSCALING_Username "${GEOSCALING_Username}"
  28   _saveaccountconf_mutable GEOSCALING_Password "${GEOSCALING_Password}"
  29
  30   # Fills in the $zone_id and $zone_name
  31   find_zone "${full_domain}" || return 1
  32   _debug "Zone id '${zone_id}' will be used."
  33
  34   # We're logged in here
  35
  36   # we should add ${full_domain} minus the trailing ${zone_name}
  37
  38   prefix=$(echo "${full_domain}" | sed "s|\\.${zone_name}\$||")
  39
  40   body="id=${zone_id}&name=${prefix}&type=TXT&content=${txt_value}&ttl=300&prio=0"
  41
  42   do_post "$body" "https://www.geoscaling.com/dns2/ajax/add_record.php"
  43   exit_code="$?"
  44   if [ "${exit_code}" -eq 0 ]; then
  45     _info "TXT record added successfully."
  46   else
  47     _err "Couldn't add the TXT record."
  48   fi
  49   do_logout
  50   return "${exit_code}"
  51 }
  52
  53 #-- dns_geoscaling_rm() - Remove TXT record ------------------------------------
  54 # Usage: dns_geoscaling_rm _acme-challenge.subdomain.domain.com "XyZ123..."
  55
  56 dns_geoscaling_rm() {
  57   full_domain=$1
  58   txt_value=$2
  59   _info "Cleaning up after DNS-01 Geoscaling DNS2 hook"
  60
  61   GEOSCALING_Username="${GEOSCALING_Username:-$(_readaccountconf_mutable GEOSCALING_Username)}"
  62   GEOSCALING_Password="${GEOSCALING_Password:-$(_readaccountconf_mutable GEOSCALING_Password)}"
  63   if [ -z "$GEOSCALING_Username" ] || [ -z "$GEOSCALING_Password" ]; then
  64     GEOSCALING_Username=
  65     GEOSCALING_Password=
  66     _err "No auth details provided. Please set user credentials using the \$GEOSCALING_Username and \$GEOSCALING_Password environment variables."
  67     return 1
  68   fi
  69   _saveaccountconf_mutable GEOSCALING_Username "${GEOSCALING_Username}"
  70   _saveaccountconf_mutable GEOSCALING_Password "${GEOSCALING_Password}"
  71
  72   # fills in the $zone_id
  73   find_zone "${full_domain}" || return 1
  74   _debug "Zone id '${zone_id}' will be used."
  75
  76   # Here we're logged in
  77   # Find the record id to clean
  78
  79   # get the domain
  80   response=$(do_get "https://www.geoscaling.com/dns2/index.php?module=domain&id=${zone_id}")
  81   _debug2 "response" "$response"
  82
  83   table="$(echo "${response}" | tr -d '\n' | sed 's|.*<div class="box"><div class="boxtitle">Basic Records</div><div class="boxtext"><table|<table|; s|</table>.*|</table>|')"
  84   _debug2 table "${table}"
  85   names=$(echo "${table}" | _egrep_o 'id="[0-9]+\.name">[^<]*</td>' | sed 's|</td>||; s|.*>||')
  86   ids=$(echo "${table}" | _egrep_o 'id="[0-9]+\.name">[^<]*</td>' | sed 's|\.name">.*||; s|id="||')
  87   types=$(echo "${table}" | _egrep_o 'id="[0-9]+\.type">[^<]*</td>' | sed 's|</td>||; s|.*>||')
  88   values=$(echo "${table}" | _egrep_o 'id="[0-9]+\.content">[^<]*</td>' | sed 's|</td>||; s|.*>||')
  89
  90   _debug2 names "${names}"
  91   _debug2 ids "${ids}"
  92   _debug2 types "${types}"
  93   _debug2 values "${values}"
  94
  95   # look for line whose name is ${full_domain}, whose type is TXT, and whose value is ${txt_value}
  96   line_num="$(echo "${values}" | grep -F -n -- "${txt_value}" | _head_n 1 | cut -d ':' -f 1)"
  97   _debug2 line_num "${line_num}"
  98   found_id=
  99   if [ -n "$line_num" ]; then
 100     type=$(echo "${types}" | sed -n "${line_num}p")
 101     name=$(echo "${names}" | sed -n "${line_num}p")
 102     id=$(echo "${ids}" | sed -n "${line_num}p")
 103
 104     _debug2 type "$type"
 105     _debug2 name "$name"
 106     _debug2 id "$id"
 107     _debug2 full_domain "$full_domain"
 108
 109     if [ "${type}" = "TXT" ] && [ "${name}" = "${full_domain}" ]; then
 110       found_id=${id}
 111     fi
 112   fi
 113
 114   if [ "${found_id}" = "" ]; then
 115     _err "Can not find record id."
 116     return 0
 117   fi
 118
 119   # Remove the record
 120   body="id=${zone_id}&record_id=${found_id}"
 121   response=$(do_post "$body" "https://www.geoscaling.com/dns2/ajax/delete_record.php")
 122   exit_code="$?"
 123   if [ "$exit_code" -eq 0 ]; then
 124     _info "Record removed successfully."
 125   else
 126     _err "Could not clean (remove) up the record. Please go to Geoscaling administration interface and clean it by hand."
 127   fi
 128   do_logout
 129   return "${exit_code}"
 130 }
 131
 132 ########################## PRIVATE FUNCTIONS ###########################
 133
 134 do_get() {
 135   _url=$1
 136   export _H1="Cookie: $geoscaling_phpsessid_cookie"
 137   _get "${_url}"
 138 }
 139
 140 do_post() {
 141   _body=$1
 142   _url=$2
 143   export _H1="Cookie: $geoscaling_phpsessid_cookie"
 144   _post "${_body}" "${_url}"
 145 }
 146
 147 do_login() {
 148
 149   _info "Logging in..."
 150
 151   username_encoded="$(printf "%s" "${GEOSCALING_Username}" | _url_encode)"
 152   password_encoded="$(printf "%s" "${GEOSCALING_Password}" | _url_encode)"
 153   body="username=${username_encoded}&password=${password_encoded}"
 154
 155   response=$(_post "$body" "https://www.geoscaling.com/dns2/index.php?module=auth")
 156   _debug2 response "${response}"
 157
 158   #retcode=$(grep '^HTTP[^ ]*' "${HTTP_HEADER}" | _head_n 1 | _egrep_o '[0-9]+$')
 159   retcode=$(grep '^HTTP[^ ]*' "${HTTP_HEADER}" | _head_n 1 | cut -d ' ' -f 2)
 160
 161   if [ "$retcode" != "302" ]; then
 162     _err "Geoscaling login failed for user ${GEOSCALING_Username}. Check ${HTTP_HEADER} file"
 163     return 1
 164   fi
 165
 166   geoscaling_phpsessid_cookie="$(grep -i '^set-cookie:' "${HTTP_HEADER}" | _egrep_o 'PHPSESSID=[^;]*;' | tr -d ';')"
 167   return 0
 168
 169 }
 170
 171 do_logout() {
 172   _info "Logging out."
 173   response="$(do_get "https://www.geoscaling.com/dns2/index.php?module=auth")"
 174   _debug2 response "$response"
 175   return 0
 176 }
 177
 178 find_zone() {
 179   domain="$1"
 180
 181   # do login
 182   do_login || return 1
 183
 184   # get zones
 185   response="$(do_get "https://www.geoscaling.com/dns2/index.php?module=domains")"
 186
 187   table="$(echo "${response}" | tr -d '\n' | sed 's|.*<div class="box"><div class="boxtitle">Your domains</div><div class="boxtext"><table|<table|; s|</table>.*|</table>|')"
 188   _debug2 table "${table}"
 189   zone_names="$(echo "${table}" | _egrep_o '<b>[^<]*</b>' | sed 's|<b>||;s|</b>||')"
 190   _debug2 _matches "${zone_names}"
 191   # Zone names and zone IDs are in same order
 192   zone_ids=$(echo "${table}" | _egrep_o '<a href=.index\.php\?module=domain&id=[0-9]+. onclick="javascript:show_loader\(\);">' | sed 's|.*id=||;s|. .*||')
 193
 194   _debug2 "These are the zones on this Geoscaling account:"
 195   _debug2 "zone_names" "${zone_names}"
 196   _debug2 "And these are their respective IDs:"
 197   _debug2 "zone_ids" "${zone_ids}"
 198   if [ -z "${zone_names}" ] || [ -z "${zone_ids}" ]; then
 199     _err "Can not get zone names or IDs."
 200     return 1
 201   fi
 202   # Walk through all possible zone names
 203   strip_counter=1
 204   while true; do
 205     attempted_zone=$(echo "${domain}" | cut -d . -f ${strip_counter}-)
 206
 207     # All possible zone names have been tried
 208     if [ -z "${attempted_zone}" ]; then
 209       _err "No zone for domain '${domain}' found."
 210       return 1
 211     fi
 212
 213     _debug "Looking for zone '${attempted_zone}'"
 214
 215     line_num="$(echo "${zone_names}" | grep -n "^${attempted_zone}\$" | _head_n 1 | cut -d : -f 1)"
 216     _debug2 line_num "${line_num}"
 217     if [ "$line_num" ]; then
 218       zone_id=$(echo "${zone_ids}" | sed -n "${line_num}p")
 219       zone_name=$(echo "${zone_names}" | sed -n "${line_num}p")
 220       if [ -z "${zone_id}" ]; then
 221         _err "Can not find zone id."
 222         return 1
 223       fi
 224       _debug "Found relevant zone '${attempted_zone}' with id '${zone_id}' - will be used for domain '${domain}'."
 225       return 0
 226     fi
 227
 228     _debug "Zone '${attempted_zone}' doesn't exist, let's try a less specific zone."
 229     strip_counter=$(_math "${strip_counter}" + 1)
 230   done
 231 }
 232 # vim: et:ts=2:sw=2: