config file checks and sample config
Changed the way the existence of config files is checked. It may be a bit slower than before when there are many config files but maybe it avoids other trouble. Updated the sample config.
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@ -5,9 +5,16 @@ IP_CHECK_SITE="https://ip.dblx.io"
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# use drill instead of nslookup for hostname lookup
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USE_DRILL="YES"
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# Use IPv6 connection
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IPV6="NO"
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# Update an MX record
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MX="NO"
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# Suppress all messages
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SILENT=NO
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# Login credentials for the inwx admin interface
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INWX_USER="USERNAME"
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INWX_PASS='PASSWORD'
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205
nsupdate.sh
205
nsupdate.sh
@ -24,116 +24,113 @@
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# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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##################
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# check required #
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##################
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# check required tools
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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; }
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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; }
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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; }
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##################
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# check config #
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##################
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configfiles=$(shopt -s nullglob dotglob; echo nsupdate.d/*.config)
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if (( ! ${#configfiles} ));then
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echo "There does not seem to be any config file available." ; exit 1;
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fi
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##################
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LOG=$0.log
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SILENT=NO
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# Loop through configs
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for f in $(dirname $0)/nsupdate.d/*.config
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do
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if [ "$SILENT" == "NO" ]; then
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echo "Starting nameserver update with config file $f"
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fi
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## Set record type to IPv4
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TYPE=A
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CONNECTION_TYPE=4
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source $f
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## Set record type to MX
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if [[ "$MX" == "YES" ]]; then
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TYPE=MX
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fi
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## Set record type to IPv6
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if [[ "$IPV6" == "YES" ]]; then
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TYPE=AAAA
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CONNECTION_TYPE=6
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fi
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if [[ "$USE_DRILL" == "YES" ]]; then
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if [[ "$TYPE" == "MX" ]]; then
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echo looking up MX records with drill currently not supported!
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exit 1;
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else
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NSLOOKUP=$(drill $DOMAIN @ns.inwx.de $TYPE | head -7 | tail -1 | awk '{print $5}')
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fi
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else
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if [[ "$TYPE" == "MX" ]]; then
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PART_NSLOOKUP=$(nslookup -sil -type=$TYPE $DOMAIN - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f5)
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NSLOOKUP=${PART_NSLOOKUP%"."}
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else
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NSLOOKUP=$(nslookup -sil -type=$TYPE $DOMAIN - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f2)
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fi
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fi
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# WAN_IP=`curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE}| grep -Eo '\<[[:digit:]]{1,3}(\.[[:digit:]]{1,3}){3}\>'`
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WAN_IP=`curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE}`
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API_XML="<?xml version=\"1.0\"?>
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<methodCall>
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<methodName>nameserver.updateRecord</methodName>
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<params>
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<param>
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<value>
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<struct>
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<member>
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<name>user</name>
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<value>
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<string>$INWX_USER</string>
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</value>
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</member>
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<member>
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<name>pass</name>
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<value>
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<string>$INWX_PASS</string>
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</value>
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</member>
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<member>
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<name>id</name>
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<value>
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<int>$INWX_DOMAIN_ID</int>
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</value>
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</member>
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<member>
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<name>content</name>
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<value>
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<string>$WAN_IP</string>
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</value>
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</member>
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</struct>
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</value>
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</param>
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</params>
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</methodCall>"
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# Check if there are any usable config files
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if ls $(dirname $0)/nsupdate.d/*.config 1> /dev/null 2>&1; then
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if [ ! "$NSLOOKUP" == "$WAN_IP" ]; then
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curl -silent -v -XPOST -H"Content-Type: application/xml" -d "$API_XML" https://api.domrobot.com/xmlrpc/
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echo "$(date) - $DOMAIN updated. Old IP: "$NSLOOKUP "New IP: "$WAN_IP >> $LOG
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elif [ "$SILENT" == "NO" ]; then
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echo "$(date) - No update needed for $DOMAIN. Current IP: "$NSLOOKUP >> $LOG
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fi
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# Loop through configs
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for f in $(dirname $0)/nsupdate.d/*.config
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do
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if [ "$SILENT" == "NO" ]; then
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echo "Starting nameserver update with config file $f"
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fi
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## Set record type to IPv4
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TYPE=A
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CONNECTION_TYPE=4
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unset DOMAIN
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unset IPV6
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unset MX
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unset WAN_IP
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unset NSLOOKUP
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unset INWX_PASS
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unset INWX_USER
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unset INWX_DOMAIN_ID
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done
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source $f
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## Set record type to MX
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if [[ "$MX" == "YES" ]]; then
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TYPE=MX
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fi
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## Set record type to IPv6
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if [[ "$IPV6" == "YES" ]]; then
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TYPE=AAAA
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CONNECTION_TYPE=6
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fi
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if [[ "$USE_DRILL" == "YES" ]]; then
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if [[ "$TYPE" == "MX" ]]; then
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echo looking up MX records with drill currently not supported!
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exit 1;
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else
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NSLOOKUP=$(drill $DOMAIN @ns.inwx.de $TYPE | head -7 | tail -1 | awk '{print $5}')
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fi
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else
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if [[ "$TYPE" == "MX" ]]; then
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PART_NSLOOKUP=$(nslookup -sil -type=$TYPE $DOMAIN - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f5)
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NSLOOKUP=${PART_NSLOOKUP%"."}
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else
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NSLOOKUP=$(nslookup -sil -type=$TYPE $DOMAIN - ns.inwx.de | tail -2 | head -1 | cut -d' ' -f2)
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fi
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fi
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# WAN_IP=`curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE}| grep -Eo '\<[[:digit:]]{1,3}(\.[[:digit:]]{1,3}){3}\>'`
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WAN_IP=`curl -s -$CONNECTION_TYPE ${IP_CHECK_SITE}`
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API_XML="<?xml version=\"1.0\"?>
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<methodCall>
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<methodName>nameserver.updateRecord</methodName>
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<params>
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<param>
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<value>
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<struct>
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<member>
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<name>user</name>
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<value>
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<string>$INWX_USER</string>
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</value>
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</member>
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<member>
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<name>pass</name>
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<value>
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<string>$INWX_PASS</string>
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</value>
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</member>
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<member>
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<name>id</name>
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<value>
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<int>$INWX_DOMAIN_ID</int>
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</value>
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</member>
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<member>
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<name>content</name>
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<value>
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<string>$WAN_IP</string>
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</value>
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</member>
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</struct>
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</value>
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</param>
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</params>
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</methodCall>"
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if [ ! "$NSLOOKUP" == "$WAN_IP" ]; then
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curl -silent -v -XPOST -H"Content-Type: application/xml" -d "$API_XML" https://api.domrobot.com/xmlrpc/
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echo "$(date) - $DOMAIN updated. Old IP: "$NSLOOKUP "New IP: "$WAN_IP >> $LOG
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elif [ "$SILENT" == "NO" ]; then
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echo "$(date) - No update needed for $DOMAIN. Current IP: "$NSLOOKUP >> $LOG
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fi
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unset DOMAIN
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unset IPV6
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unset MX
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unset WAN_IP
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unset NSLOOKUP
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unset INWX_PASS
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unset INWX_USER
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unset INWX_DOMAIN_ID
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done
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else
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echo "There does not seem to be any config file available in $(dirname $0)/nsupdate.d/." ; exit 1;
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fi
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