dnsapi/dns_dp.sh

   1 #!/usr/bin/env sh
   2
   3 # Dnspod.cn Domain api
   4 #
   5 #DP_Id="1234"
   6 #
   7 #DP_Key="sADDsdasdgdsf"
   8
   9 DP_Api="https://dnsapi.cn"
  10
  11 #REST_API
  12 ########  Public functions #####################
  13
  14 #Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
  15 dns_dp_add() {
  16   fulldomain=$1
  17   txtvalue=$2
  18
  19   if [ -z "$DP_Id" ] || [ -z "$DP_Key" ]; then
  20     _err "You don't specify dnspod api key and key id yet."
  21     _err "Please create you key and try again."
  22     return 1
  23   fi
  24
  25   REST_API=$DP_Api
  26
  27   #save the api key and email to the account conf file.
  28   _saveaccountconf DP_Id "$DP_Id"
  29   _saveaccountconf DP_Key "$DP_Key"
  30
  31   _debug "First detect the root zone"
  32   if ! _get_root $fulldomain; then
  33     _err "invalid domain"
  34     return 1
  35   fi
  36
  37   existing_records $_domain $_sub_domain
  38   _debug count "$count"
  39   if [ "$?" != "0" ]; then
  40     _err "Error get existing records."
  41     return 1
  42   fi
  43
  44   if [ "$count" = "0" ]; then
  45     add_record $_domain $_sub_domain $txtvalue
  46   else
  47     update_record $_domain $_sub_domain $txtvalue
  48   fi
  49 }
  50
  51 #fulldomain
  52 dns_dp_rm() {
  53   fulldomain=$1
  54
  55 }
  56
  57 #usage:  root  sub
  58 #return if the sub record already exists.
  59 #echos the existing records count.
  60 # '0' means doesn't exist
  61 existing_records() {
  62   _debug "Getting txt records"
  63   root=$1
  64   sub=$2
  65
  66   if ! _rest POST "Record.List" "login_token=$DP_Id,$DP_Key&domain_id=$_domain_id&sub_domain=$_sub_domain"; then
  67     return 1
  68   fi
  69
  70   if printf "$response" | grep 'No records'; then
  71     count=0
  72     return 0
  73   fi
  74
  75   if printf "$response" | grep "Action completed successful" >/dev/null; then
  76     count=$(printf "$response" | grep '<type>TXT</type>' | wc -l)
  77     record_id=$(printf "$response" | grep '^<id>' | tail -1 | cut -d '>' -f 2 | cut -d '<' -f 1)
  78     return 0
  79   else
  80     _err "get existing records error."
  81     return 1
  82   fi
  83
  84   count=0
  85 }
  86
  87 #add the txt record.
  88 #usage: root  sub  txtvalue
  89 add_record() {
  90   root=$1
  91   sub=$2
  92   txtvalue=$3
  93   fulldomain=$sub.$root
  94
  95   _info "Adding record"
  96
  97   if ! _rest POST "Record.Create" "login_token=$DP_Id,$DP_Key&format=json&domain_id=$_domain_id&sub_domain=$_sub_domain&record_type=TXT&value=$txtvalue&record_line=默认"; then
  98     return 1
  99   fi
 100
 101   if printf "$response" | grep "Action completed successful"; then
 102
 103     return 0
 104   fi
 105
 106   return 1 #error
 107 }
 108
 109 #update the txt record
 110 #Usage: root sub txtvalue
 111 update_record() {
 112   root=$1
 113   sub=$2
 114   txtvalue=$3
 115   fulldomain=$sub.$root
 116
 117   _info "Updating record"
 118
 119   if ! _rest POST "Record.Modify" "login_token=$DP_Id,$DP_Key&format=json&domain_id=$_domain_id&sub_domain=$_sub_domain&record_type=TXT&value=$txtvalue&record_line=默认&record_id=$record_id"; then
 120     return 1
 121   fi
 122
 123   if printf "$response" | grep "Action completed successful"; then
 124
 125     return 0
 126   fi
 127
 128   return 1 #error
 129 }
 130
 131 ####################  Private functions bellow ##################################
 132 #_acme-challenge.www.domain.com
 133 #returns
 134 # _sub_domain=_acme-challenge.www
 135 # _domain=domain.com
 136 # _domain_id=sdjkglgdfewsdfg
 137 _get_root() {
 138   domain=$1
 139   i=2
 140   p=1
 141   while [ '1' ]; do
 142     h=$(printf $domain | cut -d . -f $i-100)
 143     if [ -z "$h" ]; then
 144       #not valid
 145       return 1
 146     fi
 147
 148     if ! _rest POST "Domain.Info" "login_token=$DP_Id,$DP_Key&format=json&domain=$h"; then
 149       return 1
 150     fi
 151
 152     if printf "$response" | grep "Action completed successful" >/dev/null; then
 153       _domain_id=$(printf "%s\n" "$response" | _egrep_o \"id\":\"[^\"]*\" | cut -d : -f 2 | tr -d \")
 154       _debug _domain_id "$_domain_id"
 155       if [ "$_domain_id" ]; then
 156         _sub_domain=$(printf $domain | cut -d . -f 1-$p)
 157         _debug _sub_domain $_sub_domain
 158         _domain=$h
 159         _debug _domain $_domain
 160         return 0
 161       fi
 162       return 1
 163     fi
 164     p=$i
 165     i=$(expr $i + 1)
 166   done
 167   return 1
 168 }
 169
 170 #Usage: method  URI  data
 171 _rest() {
 172   m=$1
 173   ep="$2"
 174   data="$3"
 175   _debug $ep
 176   url="$REST_API/$ep"
 177
 178   _debug url "$url"
 179
 180   if [ "$data" ]; then
 181     _debug2 data "$data"
 182     response="$(_post $data "$url")"
 183   else
 184     response="$(_get "$url")"
 185   fi
 186
 187   if [ "$?" != "0" ]; then
 188     _err "error $ep"
 189     return 1
 190   fi
 191   _debug2 response "$response"
 192   return 0
 193 }