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Added IP parameter and detection if parameter not used

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Asif Bacchus 2018-09-12 01:15:39 -06:00
parent 4d7591f245
commit 7bfdaabbd0
1 changed files with 27 additions and 4 deletions
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31
cfddns.sh
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@ -8,7 +8,8 @@ echo -e "\e[1;31mInvalid parameter(s) provided\e[0m"
echo -e "\e[1;39mUsage: \e[1;36m$(basename ${0})" \ echo -e "\e[1;39mUsage: \e[1;36m$(basename ${0})" \
"\e[1;35m-f path/to/account/details.file" \ "\e[1;35m-f path/to/account/details.file" \
"\e[1;33m-r record.to.update\e[0m" \ "\e[1;33m-r record.to.update\e[0m" \
"\e[1;33m[-r another.record.to.update]\e[0m\n" "\e[1;33m[-r another.record.to.update -r ...]" \
"\e[0;92m[-i ipaddress]\e[0m\n"
echo -e "\e[1;39mExample: \e[1;36m$(basename ${0})" \ echo -e "\e[1;39mExample: \e[1;36m$(basename ${0})" \
"\e[1;35m-f /home/janedoe/myCloudFlareDetails.info" \ "\e[1;35m-f /home/janedoe/myCloudFlareDetails.info" \
"\e[1;33m-r server.mydomain.com\e[0m" "\e[1;33m-r server.mydomain.com\e[0m"
@ -16,6 +17,10 @@ echo -e "\e[1;39mExample: \e[1;36m$(basename ${0})" \
"\e[1;35m-f /home/janedoe/myCloudFlareDetails.info" \ "\e[1;35m-f /home/janedoe/myCloudFlareDetails.info" \
"\e[1;33m-r server.mydomain.com\e[0m" \ "\e[1;33m-r server.mydomain.com\e[0m" \
"\e[1;33m-r server2.mydomain.com\e[0m" "\e[1;33m-r server2.mydomain.com\e[0m"
echo -e "\e[1;39mExample: \e[1;36m$(basename ${0})" \
"\e[1;35m-f /home/janedoe/myCloudFlareDetails.info" \
"\e[1;33m-r server.mydomain.com" \
"\e[0;92m-i 1.2.3.4\e[0m"
exit 1 exit 1
} }
@ -25,6 +30,7 @@ exit 1
### unset environment variables used in this script and initialize arrays ### unset environment variables used in this script and initialize arrays
unset PARAMS unset PARAMS
unset accountFile unset accountFile
unset ipAddress
dnsRecords=() dnsRecords=()
cfDetails=() cfDetails=()
@ -33,7 +39,7 @@ cfDetails=()
if [ -z $1 ]; then if [ -z $1 ]; then
scriptHelp scriptHelp
fi fi
while getopts ':f:r:' PARAMS; do while getopts ':f:r:i:' PARAMS; do
case "$PARAMS" in case "$PARAMS" in
f) f)
accountFile="${OPTARG}" accountFile="${OPTARG}"
@ -41,6 +47,9 @@ while getopts ':f:r:' PARAMS; do
r) r)
dnsRecords+=($OPTARG) dnsRecords+=($OPTARG)
;; ;;
i)
ipAddress="$OPTARG"
;;
?) ?)
scriptHelp scriptHelp
;; ;;
@ -66,6 +75,20 @@ fi
## Extract needed information from accountDetails file ## Extract needed information from accountDetails file
mapfile -t cfDetails < "$accountFile" mapfile -t cfDetails < "$accountFile"
## Get current IP address, if not provided in parameters
if [ -z "$ipAddress" ]; then
echo -e "\e[0;36mNo IP address for update provided. Detecting" \
"this machine's IP address...\e[0m"
ipAddress=$(curl -s http://myip.dnsomatic.com)
if [ "$?" -ne 0 ]; then
echo -e "\e[1;31mIP address for update could not be detected."
echo -e "\e[0;31mPlease re-run script and specify an IP address" \
"to use via the -i flag.\e[0m"
exit 201
else
echo -e "\e[0;36mUsing IP address: $ipAddress"
fi
fi
### Echo results (testing) ### Echo results (testing)
echo -e "\nBased on parameters provided:" echo -e "\nBased on parameters provided:"
@ -73,6 +96,6 @@ echo -e "\e[0;35mLogin details at: ${accountFile}"
echo -e "\tAuthorized email: ${cfDetails[0]}" echo -e "\tAuthorized email: ${cfDetails[0]}"
echo -e "\tAuthorized key: ${cfDetails[1]}" echo -e "\tAuthorized key: ${cfDetails[1]}"
echo -e "\tZone identifier: ${cfDetails[2]}" echo -e "\tZone identifier: ${cfDetails[2]}"
echo -e "\e[0;33mUpdating records: ${dnsRecords[*]}\e[0m\n" echo -e "\e[0;33mUpdating records: ${dnsRecords[*]}"
echo -e "\e[1;39mPointing records to IP: $ipAddress\e[0m\n"
exit 0 exit 0