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