DynDNS

**asusator** · 01-12-2011, 11:24

Äîáðîãî âðåìåíè.
Âîçíèêëà íåîáõîäèìîñòü îáíîâëÿòü ýòèì ñåðâèñîì, ò.ê. dyndns ïðîñèò òåïåðü êðåäèòêó.
Ïðîøèâêà îò îëåãà ïîñëåäíÿÿ. Â íåé íåò êëèåíòà äëÿ no-ip.
Äèñêè/ôëåøêè íå ïîäêëþ÷åíû è íå ïëàíèðóþ ïîêà.
Íà ýòîì ôîðóìå íàøåë ñêðèïò http://wl500g.info/showpost.php?p=54545&postcount=1.
Íà no-ip íàøåë êàê îáíîâëÿòü http://www.no-ip.com/integrate/request/.
Ìîäèôèöèðîâàë ñêðèïò âîò îí:

Code:

#!/bin/sh
###################################
#Content of /opt/bin/IPupdate.sh #
###################################

# Logfile parameter
# LOG=1/0 (On/Off)
# LOG=pathname to the logfile
LOG=1
LOGFILE=/tmp/ipupdate.log

# provider url's
# DynDNS
#URL="http://$1:$2@members.dyndns.org/nic/update?hostname=$3"
# NoIP
#URL="http://dynupdate.no-ip.com/dns?username=$1&password=$2&hostname=$3"
# dyn.ee
#URL="http://dynserv.ca/dyn/dynengine.cgi?name=$1&pass=$2&func=set&domain=$3"
# ipactive
#URL="http://logon.ipactive.de/cgi-bin/logon_off.pl?V=2.1&B=$1&P=$2&IP=$3&F=1"
URL="http://$1:$2@dynupdate.no-ip.com/nic/update?hostname=$3&myip=$IP"


echo ""
if [ $# != 3 ] ; then
  echo "IPUpdate script"
    echo "usage: $0 <LOGIN-NAME> <PASSWORD> <HOSTNAME/DOMAIN/IPADR>"
      exit
      fi

      if [ $LOG == 1 ] ; then echo "$(date) Starting DNS entry update for $3 ..." >> $LOGFILE; fi
      echo "Starting DNS entry update for $3 ..."

      #Get ip
      IP="$(ifconfig | grep 'inet ' | sed -e 's/inet //' -e 's/addr://' -e 's/ Bcast.*//' -e 's/127.*//' -e 's/\<192\.168\..*//')"

      # Update Host entry
      RESULT=`wget -O - $URL | cat`
      if [ "$RESULT" == "" ] ; then RESULT=Error; fi
      if [ $LOG == 1 ] ; then echo "$(date) DNS entry update result for $3: $RESULT" >> $LOGFILE; fi
      echo "DNS entry update result for $3: $RESULT"

Ýòîò ìîäèôèöèðîâàííûé ñêðèïò ïîìåñòèë â /usr/local/sbin/ipupdate
Â /usr/local/sbin/post-firewall äîáàâèë ñòðî÷êó

Code:

ipupdate mylogin@mylogin.com mypassword myhost.no-ip.org

Âñå ðàáîòàåò!
Íî ñóäÿ ïî ëîãó òàêîå îùóùåíèå ÷òî ñêðèïò âûïîëíÿåòñÿ 2 ðàçà (âîò ëîã):

Code:

[admin@WL-001E8C2D2989 root]$ cat /tmp/ipupdate.log
Thu Jan  1 03:00:05 MSK 1970 Starting DNS entry update for myhost.no-ip.org ...
Thu Jan  1 03:00:05 MSK 1970 DNS entry update result for myhost.no-ip.org: Error
Thu Jan  1 03:00:07 MSK 1970 Starting DNS entry update for myhost.no-ip.org ...
Thu Jan  1 03:00:10 MSK 1970 DNS entry update result for myhost.no-ip.org: nochg 11.11.11.11

Âîïðîñ: ïî÷åìó? ÿ ïîëàãàþ ÷òî âñå èñïîëíÿåìîå ñîäåðæèìîå /usr/local/sbin/* çàïóñêàåòñÿ ïðè çàïóñêå ðîóòåðà. Åñëè ýòî òàê òî êóäà ëó÷øå âûíåñòè ñêðèïò èç /usr/local/sbin ÷òîáû ïîòîì ñîñëàòüñÿ íà íåãî èç /usr/local/sbin/post-firewall ?

**tridog** · 01-12-2011, 11:41

Originally Posted by asusator

ÿ ïîëàãàþ ÷òî âñå èñïîëíÿåìîå ñîäåðæèìîå /usr/local/sbin/* çàïóñêàåòñÿ ïðè çàïóñêå ðîóòåðà.

Íåò, Òîãäà áû ó Âàñ è pre-shutdown âûïîëíÿëñÿ ïðè çàïóñêå ðîóòåðà

Originally Posted by asusator

êóäà ëó÷øå âûíåñòè ñêðèïò èç /usr/local/sbin ÷òîáû ïîòîì ñîñëàòüñÿ íà íåãî èç /usr/local/sbin/post-firewall ?

Åñëè ñîåäèíåíèå pppoe/pptp, òî âîçìîæíî post-firewall âûïîëíÿåòñÿ ïåðâûé ðàç ïðè ïîëó÷åíèè IP-àäðåñà íà WAN-ïîðòó, à âòîðîé - ïðè ïîäíÿòèè ppp0. ÅÌÍÈÏ â post-firewall â êàêîì-òî èç ïàðàìåòðîâ ïåðåäàåòñÿ èìÿ èíòåðôåéñà, ïîèùèòå ïî ôîðóìó.

**asusator** · 01-12-2011, 11:51

Ñîåäèíåíèå ïðÿìîå áåç pptp/pppoe ðîóòåð ñðàçó ïîëó÷àåò ðåàëüíûé ip ïî dhcp íà wan èíòåðôåéñå.
Êñòàòè âîçìîæíî ñêðèïò áóäåò ðàáîòàòü íåïðàâèëüíî â ñëó÷àå pptp/pppoe.
À òàêæå åñëè âíóòðåííèé àäðåñ íå íà÷èíàåòñÿ íà 192.168. (à íàïðèìåð íà÷èíàåòñÿ íà 10.10 èëè 172.17).
Âîò äîïîëíèòåëüíàÿ èíôîðìàöèÿ:

Code:

$ ls -l /usr/local/sbin/
-rwxr-xr-x    1 admin    root         1365 Dec  1 13:50 ipupdate
-rwxr-xr-x    1 admin    root           22 Nov 30 15:26 post-boot
-rwxr-xr-x    1 admin    root          217 Dec  1 13:52 post-firewall
-rwxr-xr-x    1 admin    root            0 Nov 30 12:52 post-mount
-rwxr-xr-x    1 admin    root            0 Nov 30 12:52 pre-boot
-rwxr-xr-x    1 admin    root            0 Nov 30 12:52 pre-mount
-rwxr-xr-x    1 admin    root            0 Nov 30 12:52 pre-shutdown

$ cat /usr/local/sbin/post-firewall
#! /bin/sh
# set default policy
iptables -P INPUT DROP
# remove last default rule
iptables -D INPUT -j DROP
iptables -A INPUT -p tcp --syn --dport 22 -j ACCEPT
ipupdate mylogin@mylogin.com mypassword myhost.no-ip.org

$ cat /usr/local/sbin/post-boot
#!/bin/sh
dropbear -a

**ovpavel** · 26-12-2011, 06:39

Originally Posted by Zyxmon

theMIROn Ñïàñèáî çà ïîëåçíóþ èíôîðìàöèþ.
All Íåìíîãî ïîäïðàâèë ñêðèïò, êîòîðûé ïðèâîäèë âûøå. Ïðîâåðÿþ, ÷òî âíåøíèé ip â ðåçóëüòàòå http çàïðîñà ïîëó÷åí, ôàéë /opt/etc/freedns/dnsactual.conf íå ïåðåïèñûâàåòñÿ áåç íàäîáíîñòè.

Code:

#!/bin/sh
##############################################################################
#
#  application name: dnsactual
#  other files: dnsactual.conf (keeps the last updated ip)
#               dnsactual.log  (register date & time of the actualization)
#  Author: Ernest Danton
#  Date: 01/29/2007
##############################################################################

if test -f /opt/etc/freedns/dnsactual.conf
  then
  CacheIP=$(cat /opt/etc/freedns/dnsactual.conf)
fi
CurreIP=$(curl -s http://freedns.afraid.org/dynamic/check.php | grep Detected | cut -d : -f 2 | cut -d '<' -f 1 | tr -d " ")
if [ ${#CurreIP} -lt 7 ]
then
  # Cannot get public ip
  logger "Freedns: Error getting public ip"
  exit 0
fi
if [ "$CurreIP" = "$CacheIP" ]
then
  # Both IP are equal
  logger "Freedns: Update not required..."
  exit 0
else
  # The IP has change
  logger "Updating http://free.afraid.org with " $CurreIP
  logger $(curl -s http://freedns.afraid.org/dynamic/update.php?xxxxx)
fi
  rm -f /opt/etc/freedns/dnsactual.conf
  echo $CurreIP > /opt/etc/freedns/dnsactual.conf

Êóäà íàäî ñêîïèðîâàòü ñêðèïò è êàê åãî ïðàâèëüíî çàïóñòèòü, ÷òîáû îí çàðàáîòàë?
Àñóñ â âèäå äîìàøíåé òî÷êè, åñëè ÿ äàííûé ñêðèïò ñêîïèðóþ post-boot, òî èï=0, åñëè ñàì çàïóùó, òî èï ïðàâèëüíûé.

**ff0255** · 15-01-2012, 01:51

asusator, Ñïàñèáî çà ñêðèïò, ñëåãêà ïåðåäåëàë.)
Íå ïîíÿë çà÷åì òàê ñëîæíî îïðåäåëÿåòñÿ IP, ìîæíî æ òàê âðîäå:

Code:

nvram get wan0_ipaddr

òåì áîëåå äëÿ no-ip ýòîò ïàðàìåòð íåîáÿçàòåëåí, àâòîìàòîì ñ÷èòàåòñÿ òîò IP, ñ êîòîðîãî ïðèøåë çàïðîñ, ÿ ýòó ñòðî÷êó óáðàë..
È åùå ïðèøëîñü ïîâîçèòüñÿ ñ ïåðåêîäèðîâêîé ñïåö. ñèìâîëîâ â ëîãèíå è ïàðîëå (òî÷íåå ñîîáðàçèòü ÷òî îíà íóæíà

UPD:
Îêàçûâàåòñÿ â ïðîøèâêå âñå-òàêè åñòü inadyn, îäíàêî ó ìåíÿ ïîñëå íàñòðîåê èç âåá-ìîðäû ðåçóëüòàò=0
Íó è ïåñ ñ íèì, ðàáîòàåò ñêðèïò è ëàäíî...
UPD2:
Èçâèíÿþñü, èç âåá-ìîðäû âñå ðàáîòàåò, ïàðîëü ó ìåíÿ áûë ñ ñèìâîëîì # - âîò â ÷åì äåëî!

**TReX** · 16-01-2012, 13:12

Òî ëè ãëþêè ó DynDNS òî ëè èçìåíèëñÿ ôîðìàò îòâåòà îò ñåðâåðà...
1.9.2.7-rtn-r3734

Code:

Jan 16 17:18:03 INADYN[365]: W:Error validating DYNDNS svr answer. Check usr,pass,hostname,abuse...!
Jan 16 17:18:03 INADYN[365]: W:DYNDNS Server response: HTTP/1.0 200 OK Date: Mon, 16 Jan 2012 13:18:03 GMT Server: dns.he.net v0.0.1 Email: DNS Administrator <dnsadmin@he.net> Cache-Control: no-cache, must-revalidate Expires: Tue, 15 Jan 2013 13:18:03 GMT Content-Length: 7 Content-Type: text/html  badauth
Jan 16 17:18:03 INADYN[365]: W:'RC_DYNDNS_RSP_NOTOK' (0x48) updating the IPs. (it 0)
Jan 16 17:18:03 INADYN[365]: E: The response of DYNDNS svr was an error! Aborting.

**lly** · 16-01-2012, 13:43

Originally Posted by TReX

Òî ëè ãëþêè ó DynDNS òî ëè èçìåíèëñÿ ôîðìàò îòâåòà îò ñåðâåðà...

Ïðóôëèíê íà èçìåíåíèÿ åñòü?
Íàñêîëüêî ëåãêî óâèäåòü, îòâåò "badauth".

**TReX** · 16-01-2012, 13:48

Originally Posted by lly

Ïðóôëèíê íà èçìåíåíèÿ åñòü?
Íàñêîëüêî ëåãêî óâèäåòü, îòâåò "badauth".

) Ïðåæäå ÷åì ïèñàòü ÿ ïðîâåðèë, è ëîãèí è ïàðîëü, æàëîáû íà àíàëîãè÷íóþ ïðîáëåìó åñòü è îò äðóãèõ ïîëüçîâàòåëåé... Íåñìîòðÿ íà òàêóþ ñòðàííóþ äèàãíîñòèêó, îáíîâëåíèå ïðîõîäèò, íî INADYN óõîäèò â íåïðåðûâíûé öèêë îáíîâëåíèÿ èç çà îøèáêè

**lly** · 16-01-2012, 13:55

Originally Posted by TReX

) Ïðåæäå ÷åì ïèñàòü ÿ ïðîâåðèë, è ëîãèí è ïàðîëü, æàëîáû íà àíàëîãè÷íóþ ïðîáëåìó åñòü è îò äðóãèõ ïîëüçîâàòåëåé... Íåñìîòðÿ íà òàêóþ ñòðàííóþ äèàãíîñòèêó, îáíîâëåíèå ïðîõîäèò, íî INADYN óõîäèò â íåïðåðûâíûé öèêë îáíîâëåíèÿ èç çà îøèáêè

Íó îòâåò-òî ñãåíåðèðîâàë íå ñàì inadyn, è íå êòî-íèáóäü èç íàñ

URL ðó÷êàìè ïûòàëñÿ ñãåíåðèðîâàòü è ïîñëàòü ÷åðåç áðàóçåð/wget?

**TReX** · 17-01-2012, 12:32

Originally Posted by lly

Íó îòâåò-òî ñãåíåðèðîâàë íå ñàì inadyn, è íå êòî-íèáóäü èç íàñ

URL ðó÷êàìè ïûòàëñÿ ñãåíåðèðîâàòü è ïîñëàòü ÷åðåç áðàóçåð/wget?

) Îêàçàëîñü íàâåäåííîé îøèáêîé - äîáðåéøèå êîêîñîâûå îñòðîâà îòêàçàëè â äåëåãàöèè äîìåíà

**ryzhov_al** · 09-02-2012, 12:25

Ñêàæèòå, à ó ìåíÿ ó îäíîãî íå îáíîâëÿåòñÿ DNS çàïèñü â dyndns.org?
inadyn ðàïîðòóåò îá óñïåøíîì îáíîâëåíèè ip-øíèêà, íî ïðè ýòîì íèôèãà íå îáíîâëÿåòñÿ.

Ïðîáëåìà ïîÿâèëàñü ïðèìåðíî íåäåëþ íàçàä, r3727, RTN-16.

**TReX** · 09-02-2012, 12:29

Originally Posted by ryzhov_al

Ñêàæèòå, à ó ìåíÿ ó îäíîãî íå îáíîâëÿåòñÿ DNS çàïèñü â dyndns.org?
inadyn ðàïîðòóåò îá óñïåøíîì îáíîâëåíèè ip-øíèêà, íî ïðè ýòîì íèôèãà íå îáíîâëÿåòñÿ.

Ïðîáëåìà ïîÿâèëàñü ïðèìåðíî íåäåëþ íàçàä, r3727, RTN-16.

Ïðîâåðèë ïðÿìî ñåé÷àñ RT-N16-1.9.2.7-rtn-r3776 âñå êàê â ëó÷øèõ äîìàõ )

**vectorm** · 09-02-2012, 14:06

Originally Posted by ryzhov_al

Ñêàæèòå, à ó ìåíÿ ó îäíîãî íå îáíîâëÿåòñÿ DNS çàïèñü â dyndns.org?

Ïîñìîòðè â DynDNS Hosts ñâîèõ. Ó ìåíÿ òàì âäðóã ïóñòî ñòàëî - ñìåíèëèñü DNS äîìåíû îêàçûâàåòñÿ.

**ryzhov_al** · 09-02-2012, 18:44

Originally Posted by vectorm

Ïîñìîòðè â DynDNS Hosts ñâîèõ. Ó ìåíÿ òàì âäðóã ïóñòî ñòàëî - ñìåíèëèñü DNS äîìåíû îêàçûâàåòñÿ.

Ñïàñèáî.
Îòáîé, ó ìåíÿ ïðîâàéäåð âêëþ÷èë NAT áåç îáúÿâëåíèÿ âîéíû.
inadyn íå ïðè ÷¸ì.

**maxbanton** · 25-02-2012, 15:27

äîáðûé äåíü! Âñòàëà çàäà÷à ïðèâÿçàòü äâà äîìåíà ê ðîóòåðó.
Â äàííûé ìîìåíò ñ ïîìîùüþ âåá-ìîðäû íàñòðîåí è îòëè÷íî ôóíêöèîíèðóåò îäèí äîìåí, èñïîëüçóåòñÿ Hurricane Electric (dns.he.net).
Ñîáñòâåííî âîïðîñ: ñ ïîìîùüþ êàêîé èç óòèëèò ýòî äåëàòü - ez-ipupdate èëè inadyn - íè òàì íè òàì ÿ íå îáíàðóæèë ïîääåðæêè dns.he.net? (ðåïîçèòîðèé ñòàðûé, ipkg)

Thread: DynDNS - íàñòðîéêà äèíàìè÷åñêîãî DNS

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Ñêðèïò îáíîâëåíèÿ äëÿ no-ip

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