mirror of
https://github.com/mail-in-a-box/mailinabox.git
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add dyndns tool
This commit is contained in:
KiekerJan
parent
f722eef9d7
commit
c488329417
1
tools/dyndns/dyndns.cfg
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1
tools/dyndns/dyndns.cfg
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user = "<admin mail address @box>:<admin password>"
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tools/dyndns/dyndns.domain
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tools/dyndns/dyndns.domain
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<miabdomain>.<tld>
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tools/dyndns/dyndns.dynlist
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tools/dyndns/dyndns.dynlist
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vpn.<miabdomain>.<tld>
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nas.<miabdomain>.<tld>
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201
tools/dyndns/dyndns.sh
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tools/dyndns/dyndns.sh
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#!/bin/bash
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# based on dm-dyndns v1.0, dmurphy@dmurphy.com
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# Shell script to provide dynamic DNS to a mail-in-the-box platform.
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# Requirements:
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# dig installed
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# curl installed
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# oathtool installed if totp is to be used
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# OpenDNS myip service availability (myip.opendns.com 15)
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# Mailinabox host (see https://mailinabox.email 2)
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# Mailinabox admin username/password in the CFGFILE below
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# one line file of the format (curl cfg file):
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# user = “username:password”
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# Dynamic DNS name to be set
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# DYNDNSNAMELIST file contains one hostname per line that needs to be set to this IP.
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#----- Contents of dyndns.cfg file below ------
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#----- user credentials -----------------------
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#user = "admin@mydomain.com:MYADMINPASSWORD"
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#----- Contents of dyndns.domain below --------
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#<miabdomain.tld>
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#------ Contents of dyndns.dynlist below ------
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#vpn.mydomain.com
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#nas.mydomain.com
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#------ Contents of dyndns.totp ---------------
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#- only needed in case of TOTP authentication -
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#TOTP_KEY=ABCDEFGABCFEXXXXXXXX
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MYNAME="dyndns"
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CFGFILE="$MYNAME.cfg"
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TOTPFILE="$MYNAME.totp"
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DOMFILE="$MYNAME.domain"
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DIGCMD="/usr/bin/dig"
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CURLCMD="/usr/bin/curl"
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CATCMD="/bin/cat"
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OATHTOOLCMD="/usr/bin/oathtool"
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DYNDNSNAMELIST="$MYNAME.dynlist"
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if [ ! -x $DIGCMD ]; then
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echo "$MYNAME: dig command $DIGCMD not found. Check and fix please."
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exit 99
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fi
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if [ ! -x $CURLCMD ]; then
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echo "$MYNAME: curl command $CURLCMD not found. Check and fix please."
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exit 99
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fi
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if [ ! -x $CATCMD ]; then
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echo "$MYNAME: cat command $CATCMD not found. Check and fix please."
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exit 99
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fi
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DOMAIN=$(cat $DOMFILE)
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MIABHOST="box.$DOMAIN"
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noww="$(date +"%F %T")"
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echo "$noww: running dynamic dns update for $DOMAIN"
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if [ ! -f $CFGFILE ]; then
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echo "$MYNAME: $CFGFILE not found. Check and fix please."
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exit 99
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fi
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if [ ! -f $DYNDNSNAMELIST ]; then
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echo "$MYNAME: $DYNDNSNAMELIST not found. Check and fix please."
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exit 99
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fi
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MYIP="`$DIGCMD +short myip.opendns.com @resolver1.opendns.com`"
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if [ -z "MYIP" ]; then
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MYIP="`$DIGCMD +short myip.opendns.com @resolver2.opendns.com`"
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fi
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if [ -z "MYIP" ]; then
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MYIP="`$DIGCMD +short myip.opendns.com @resolver3.opendns.com`"
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fi
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if [ -z "MYIP" ]; then
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MYIP="`$DIGCMD +short myip.opendns.com @resolver4.opendns.com`"
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fi
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if [ -z "$MYIP" ]; then
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MYIP=$($DIGCMD -4 +short TXT o-o.myaddr.l.google.com @ns1.google.com | tr -d '"')
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fi
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if [ ! -z "$MYIP" ]; then
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for DYNDNSNAME in `$CATCMD $DYNDNSNAMELIST`
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do
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PREVIP="`$DIGCMD A +short $DYNDNSNAME @$MIABHOST`"
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if [ -z "$PREVIP" ]; then
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echo "$MYNAME: dig output was blank."
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fi
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if [ "x$PREVIP" = "x$MYIP" ]; then
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echo "$MYNAME: $DYNDNSNAME ipv4 hasn't changed."
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else
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echo "$MYNAME: $DYNDNSNAME changed (previously: $PREVIP, now: $MYIP)"
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STATUS="`$CURLCMD -X PUT -K $CFGFILE -s -d $MYIP https://$MIABHOST/admin/dns/custom/$DYNDNSNAME/A`"
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case $STATUS in
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"OK") echo "$MYNAME: mailinabox API returned OK, cmd succeeded but no update.";;
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"updated DNS: $DOMAIN") echo "$MYNAME: mailinabox API updated $DYNDNSNAME ipv4 OK.";;
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"invalid-totp-token"|"missing-totp-token") echo "$MYNAME: invalid TOTP token. Retrying with TOTP token"
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if [ ! -x $AOTHTOOLCMD ]; then
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echo "$MYNAME: oathtool command $OATHTOOLCMD not found. Check and fix please."
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exit 99
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fi
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if [ ! -f $TOTPFILE ]; then
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echo "$MYNAME: $TOTPFILE not found. Check and fix please."
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exit 99
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fi
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source $TOTPFILE
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TOTP="X-Auth-Token: $(oathtool --totp -b -d 6 $TOTP_KEY)"
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STATUST="`$CURLCMD -X PUT -K $CFGFILE -H "$TOTP" -s -d $MYIP https://$MIABHOST/admin/dns/custom/$DYNDNSNAME/A`"
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case $STATUST in
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"OK") echo "$MYNAME: mailinabox API returned OK, cmd succeded but no update.";;
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"updated DNS: $DOMAIN") echo "$MYNAME: mailinabox API updated $DYNDNSNAME ipv4 OK.";;
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"invalid-totp-token") echo "$MYNAME: invalid TOTP token.";;
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*) echo "$MYNAME: other status from mailinabox API. Please check: $STATUST (2)";;
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esac
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;;
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*) echo "$MYNAME: other status from mailinabox API. Please check: $STATUS (1)";;
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esac
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fi
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done
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else
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echo "$MYNAME: No ipv4 address found. Check myaddr.google and myip.opendns.com services."
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exit 99
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fi
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# Now to do the same for ipv6
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MYIP="`$DIGCMD AAAA @resolver1.ipv6-sandbox.opendns.com myip.opendns.com +short -6`"
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if [ -z "MYIP" ]; then
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MYIP="`$DIGCMD AAAA @resolver2.ipv6-sandbox.opendns.com myip.opendns.com +short -6`"
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fi
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if [ -z "$MYIP" ]; then
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MYIP=$($DIGCMD -6 +short TXT o-o.myaddr.l.google.com @ns1.google.com | tr -d '"')
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fi
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if [ ! -z "$MYIP" ]; then
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for DYNDNSNAME in `$CATCMD $DYNDNSNAMELIST`
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do
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PREVIP="`$DIGCMD AAAA +short $DYNDNSNAME @$MIABHOST`"
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if [ -z "$PREVIP" ]; then
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echo "$MYNAME: dig output was blank."
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fi
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if [ "x$PREVIP" = "x$MYIP" ]; then
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echo "$MYNAME: $DYNDNSNAME ipv6 hasn't changed."
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else
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echo "$MYNAME: $DYNDNSNAME changed (previously: $PREVIP, now: $MYIP)"
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STATUS="`$CURLCMD -X PUT -K $CFGFILE -s -d $MYIP https://$MIABHOST/admin/dns/custom/$DYNDNSNAME/AAAA`"
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case $STATUS in
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"OK") echo "$MYNAME: mailinabox API returned OK, cmd succeeded but no update.";;
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"updated DNS: $DOMAIN") echo "$MYNAME: mailinabox API updated $DYNDNSNAME ipv6 OK.";;
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"invalid-totp-token"|"missing-totp-token") echo "$MYNAME: invalid TOTP token. Retrying with TOTP token"
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if [ ! -x $AOTHTOOLCMD ]; then
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echo "$MYNAME: oathtool command $OATHTOOLCMD not found. Check and fix please."
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exit 99
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fi
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if [ ! -f $TOTPFILE ]; then
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echo "$MYNAME: $TOTPFILE not found. Check and fix please."
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exit 99
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fi
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source $TOTPFILE
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TOTP="X-Auth-Token: $(oathtool --totp -b -d 6 $TOTP_KEY)"
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STATUST="`$CURLCMD -X PUT -K $CFGFILE -H "$TOTP" -s -d $MYIP https://$MIABHOST/admin/dns/custom/$DYNDNSNAME/AAAA`"
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case $STATUST in
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"OK") echo "$MYNAME: mailinabox API returned OK, cmd succeded but no update.";;
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"updated DNS: $DOMAIN") echo "$MYNAME: mailinabox API updated $DYNDNSNAME ipv6 OK.";;
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"invalid-totp-token") echo "$MYNAME: invalid TOTP token.";;
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*) echo "$MYNAME: other status from mailinabox API. Please check: $STATUST (2)";;
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esac
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;;
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*) echo "$MYNAME: other status from mailinabox API. Please check: $STATUS (1)";;
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esac
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fi
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done
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else
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echo "$MYNAME: No ipv6 address found. Check myaddr.google and myip.opendns.com services."
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exit 99
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fi
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exit 0
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1
tools/dyndns/dyndns.totp
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1
tools/dyndns/dyndns.totp
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TOTP_KEY=<TOTP_KEY>
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