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Merge branch 'config-file-check'

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This commit is contained in:
Christian Busch 2015-07-22 22:13:33 +02:00
commit 4180636f91
3 changed files with 115 additions and 105 deletions
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8
README.md
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@ -2,7 +2,7 @@
Update nameserver entrys at inwx with the current WAN IP (DynDNS) Update nameserver entrys at inwx with the current WAN IP (DynDNS)
nsbackup is a bash script that uses curl and the inwx API to update nameserver entrys at inwx with the current WAN IP. It supports IPv4 and IPv6. nsbackup is a shell script that uses curl and the inwx API to update nameserver entrys at inwx with the current WAN IP. It supports IPv4 and IPv6.
Place your config files in the _nsupdate.d_ folder. Place your config files in the _nsupdate.d_ folder.
@ -14,6 +14,12 @@ At least one config file needs to exist ending with _.config_. A "sample.config.
## Changelog ## Changelog
**2015-07-22**
- Changed the way how the existence of config files is checked
- Updated the sample config file to reflect new options from the last updates
- The script is reported to work in csh and sh too
**2015-06-30** **2015-06-30**
- Fixed the check for config files. Can now handle more than one file - Fixed the check for config files. Can now handle more than one file

7
nsupdate.d/sample.config.dist
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@ -5,9 +5,16 @@ IP_CHECK_SITE="https://ip.dblx.io"
# use drill instead of nslookup for hostname lookup # use drill instead of nslookup for hostname lookup
USE_DRILL="YES" USE_DRILL="YES"
# Use IPv6 connection
IPV6="NO" IPV6="NO"
# Update an MX record
MX="NO" MX="NO"
# Suppress all messages
SILENT=NO
# Login credentials for the inwx admin interface # Login credentials for the inwx admin interface
INWX_USER="USERNAME" INWX_USER="USERNAME"
INWX_PASS='PASSWORD' INWX_PASS='PASSWORD'

191
nsupdate.sh
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@ -24,116 +24,113 @@
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
################## # check required tools
# check required #
##################
command -v curl >/dev/null 2>&1 || { echo >&2 "I require curl but it's not installed. Note: all needed items are listed in the README.md file."; exit 1; } command -v curl >/dev/null 2>&1 || { echo >&2 "I require curl but it's not installed. Note: all needed items are listed in the README.md file."; exit 1; }
command -v awk >/dev/null 2>&1 || { echo >&2 "I require awk but it's not installed. Note: all needed items are listed in the README.md file."; exit 1; } command -v awk >/dev/null 2>&1 || { echo >&2 "I require awk but it's not installed. Note: all needed items are listed in the README.md file."; exit 1; }
command -v drill >/dev/null 2>&1 || command -v nslookup >/dev/null 2>&1 || { echo >&2 "I need drill or nslookup installed. Note: all needed items are listed in the README.md file."; exit 1; } command -v drill >/dev/null 2>&1 || command -v nslookup >/dev/null 2>&1 || { echo >&2 "I need drill or nslookup installed. Note: all needed items are listed in the README.md file."; exit 1; }
##################
# check config #
##################
configfiles=$(shopt -s nullglob dotglob; echo nsupdate.d/*.config)
if (( ! ${#configfiles} ));then
echo "There does not seem to be any config file available." ; exit 1;
fi
##################
LOG=$0.log LOG=$0.log
SILENT=NO SILENT=NO
# Loop through configs
for f in $(dirname $0)/nsupdate.d/*.config
do
if [ "$SILENT" == "NO" ]; then
echo "Starting nameserver update with config file $f"
fi
## Set record type to IPv4
TYPE=A
CONNECTION_TYPE=4
source $f # Check if there are any usable config files
if ls $(dirname $0)/nsupdate.d/*.config 1> /dev/null 2>&1; then
## Set record type to MX # Loop through configs
if [[ "$MX" == "YES" ]]; then for f in $(dirname $0)/nsupdate.d/*.config
TYPE=MX do
fi if [ "$SILENT" == "NO" ]; then
echo "Starting nameserver update with config file $f"
fi
## Set record type to IPv4
TYPE=A
CONNECTION_TYPE=4
## Set record type to IPv6 source $f
if [[ "$IPV6" == "YES" ]]; then
TYPE=AAAA
CONNECTION_TYPE=6
fi
if [[ "$USE_DRILL" == "YES" ]]; then ## Set record type to MX
if [[ "$TYPE" == "MX" ]]; then if [[ "$MX" == "YES" ]]; then
echo looking up MX records with drill currently not supported! TYPE=MX
exit 1; fi
else
NSLOOKUP=$(drill $DOMAIN @ns.inwx.de $TYPE | head -7 | tail -1 | awk '{print $5}') ## Set record type to IPv6
fi if [[ "$IPV6" == "YES" ]]; then
else TYPE=AAAA
if [[ "$TYPE" == "MX" ]]; then CONNECTION_TYPE=6
PART_NSLOOKUP=$(nslookup -sil -type=$TYPE $DOMAIN - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f5) fi
NSLOOKUP=${PART_NSLOOKUP%"."}
if [[ "$USE_DRILL" == "YES" ]]; then
if [[ "$TYPE" == "MX" ]]; then
echo looking up MX records with drill currently not supported!
exit 1;
else
NSLOOKUP=$(drill $DOMAIN @ns.inwx.de $TYPE | head -7 | tail -1 | awk '{print $5}')
fi
else else
NSLOOKUP=$(nslookup -sil -type=$TYPE $DOMAIN - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f2) if [[ "$TYPE" == "MX" ]]; then
fi PART_NSLOOKUP=$(nslookup -sil -type=$TYPE $DOMAIN - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f5)
fi NSLOOKUP=${PART_NSLOOKUP%"."}
else
NSLOOKUP=$(nslookup -sil -type=$TYPE $DOMAIN - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f2)
fi
fi
# WAN_IP=`curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE}| grep -Eo '\<[[:digit:]]{1,3}(\.[[:digit:]]{1,3}){3}\>'` # WAN_IP=`curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE}| grep -Eo '\<[[:digit:]]{1,3}(\.[[:digit:]]{1,3}){3}\>'`
WAN_IP=`curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE}` WAN_IP=`curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE}`
API_XML="<?xml version=\"1.0\"?> API_XML="<?xml version=\"1.0\"?>
<methodCall> <methodCall>
<methodName>nameserver.updateRecord</methodName> <methodName>nameserver.updateRecord</methodName>
<params> <params>
<param> <param>
<value> <value>
<struct> <struct>
<member> <member>
<name>user</name> <name>user</name>
<value> <value>
<string>$INWX_USER</string> <string>$INWX_USER</string>
</value> </value>
</member> </member>
<member> <member>
<name>pass</name> <name>pass</name>
<value> <value>
<string>$INWX_PASS</string> <string>$INWX_PASS</string>
</value> </value>
</member> </member>
<member> <member>
<name>id</name> <name>id</name>
<value> <value>
<int>$INWX_DOMAIN_ID</int> <int>$INWX_DOMAIN_ID</int>
</value> </value>
</member> </member>
<member> <member>
<name>content</name> <name>content</name>
<value> <value>
<string>$WAN_IP</string> <string>$WAN_IP</string>
</value> </value>
</member> </member>
</struct> </struct>
</value> </value>
</param> </param>
</params> </params>
</methodCall>" </methodCall>"
if [ ! "$NSLOOKUP" == "$WAN_IP" ]; then if [ ! "$NSLOOKUP" == "$WAN_IP" ]; then
curl -silent -v -XPOST -H"Content-Type: application/xml" -d "$API_XML" https://api.domrobot.com/xmlrpc/ curl -silent -v -XPOST -H"Content-Type: application/xml" -d "$API_XML" https://api.domrobot.com/xmlrpc/
echo "$(date) - $DOMAIN updated. Old IP: "$NSLOOKUP "New IP: "$WAN_IP >> $LOG echo "$(date) - $DOMAIN updated. Old IP: "$NSLOOKUP "New IP: "$WAN_IP >> $LOG
elif [ "$SILENT" == "NO" ]; then elif [ "$SILENT" == "NO" ]; then
echo "$(date) - No update needed for $DOMAIN. Current IP: "$NSLOOKUP >> $LOG echo "$(date) - No update needed for $DOMAIN. Current IP: "$NSLOOKUP >> $LOG
fi fi
unset DOMAIN unset DOMAIN
unset IPV6 unset IPV6
unset MX unset MX
unset WAN_IP unset WAN_IP
unset NSLOOKUP unset NSLOOKUP
unset INWX_PASS unset INWX_PASS
unset INWX_USER unset INWX_USER
unset INWX_DOMAIN_ID unset INWX_DOMAIN_ID
done done
else
echo "There does not seem to be any config file available in $(dirname $0)/nsupdate.d/." ; exit 1;
fi