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Rewrote scriptHelp instructions

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Asif Bacchus 2018-09-12 03:00:43 -06:00
parent 0a22c80ab6
commit d403b124f1
1 changed files with 58 additions and 17 deletions
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75
cfddns.sh
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@ -4,23 +4,62 @@
### Define functions
function scriptHelp {
echo -e "\e[1;31mInvalid parameter(s) provided\e[0m"
echo -e "\e[1;39mUsage: \e[1;36m$(basename ${0})" \
"\e[1;35m-f path/to/account/details.file" \
"\e[1;33m-r record.to.update\e[0m" \
"\e[1;33m[-r another.record.to.update -r ...]" \
"\e[0;92m[-i ipaddress]\e[0m\n"
echo -e "\e[1;39mExample: \e[1;36m$(basename ${0})" \
"\e[1;35m-f /home/janedoe/myCloudFlareDetails.info" \
"\e[1;33m-r server.mydomain.com\e[0m"
echo -e "\e[1;39mExample: \e[1;36m$(basename ${0})" \
"\e[1;35m-f /home/janedoe/myCloudFlareDetails.info" \
"\e[1;33m-r server.mydomain.com\e[0m" \
"\e[1;33m-r server2.mydomain.com\e[0m"
echo -e "\e[1;39mExample: \e[1;36m$(basename ${0})" \
"\e[1;35m-f /home/janedoe/myCloudFlareDetails.info" \
"\e[1;33m-r server.mydomain.com" \
"\e[0;92m-i 1.2.3.4\e[0m"
echo -e "\e[1;31mInvalid parameter(s) provided\e[0m\n"
echo -e "\e[1;39mUsage:"
echo -e "\e[1;36m$(basename ${0})" \
"\e[1;35m-f /path/to/account/details.file" \
"\e[1;33m-r record.to.update [-r another.record.to.update -r ...]"
echo -e "\t\e[0;92m[optional parameters]\e[0m\n"
echo -e "\e[1;39mNotes:\e[0m"
echo -e "-f and -r parameters are REQUIRED."
echo -e "Multiple A/AAAA records to update can be specified by supplying"
echo -e "\tmultiple -r parameters (see examples below)."
echo "This script can operate only in either IP4 OR IP6 mode. See below."
echo "This script will NOT verify the format or validity of supplied IP"
echo -e "\taddresses."
echo -e "\n\e[1;39mOptional parameters\e[0m"
echo -e "-i\tUse this IP address when updating DNS records"
echo -e "\tIf NOT supplied, the script will attempt to auto-detect this"
echo -e "\tmachine's IP address (depending on -4 or -6 parameters) and"
echo -e "\tuse that address for DNS updates. The script does NOT check"
echo -e "\tthe validity of an address supplied using this parameter nor"
echo -e "\tthe protocol type (IP4 vs IP6)."
echo -e "-4\tOperate in IP4 mode and update A records (default)"
echo -e "\tThis is the default operating mode and does not need to be"
echo -e "\texplicitly specified. Ensure you have supplied a valid IP4"
echo -e "\taddress using the -i parameter or that your machine's IP4"
echo -e "\taddress can be correctly detected externally."
echo -e "-6\tOperate in IP6 mode and update AAAA records"
echo -e "\tONLY AAAA records will be updated. Ensure you have supplied"
echo -e "\ta valid IP6 address using the -i parameter or that your"
echo -e "\tmachine's IP6 address can be correctly detected externally."
echo -e "\n\e[1;39mExample: \e[0mUse details from myCloudFlareDetails.info"
echo -e "file in /home/janedoe directory. Update server.mydomain.com A record"
echo -e "with this machine's auto-detected IP4 address."
echo -e "\t\e[1;36m$(basename ${0})" \
"\e[1;35m-f /home/janedoe/myCloudFlareDetails.info"
echo -e "\t\e[1;33m-r server.mydomain.com\e[0m"
echo -e "\n\e[1;39mExample: \e[0mUse details from myCloudFlareDetails.info"
echo -e "file in /home/janedoe directory. Update server.mydomain.com AND"
echo -e "server2.mydomain.com A records with this machine's auto-detected IP6"
echo -e "address."
echo -e "\t\e[1;36m$(basename ${0})" \
"\e[1;35m-f /home/janedoe/myCloudFlareDetails.info"
echo -e "\t\e[1;33m-r server.mydomain.com" \
"-r server2.mydomain.com \e[1;92m-6\e[0m"
echo -e "\n\e[1;39mExample: \e[0mUse details from myCloudFlareDetails.info"
echo -e "file in /home/janedoe directory. Update server.mydomain.com A record"
echo -e "using IP4 address 1.2.3.4."
echo -e "\t\e[1;36m$(basename ${0})" \
"\e[1;35m-f /home/janedoe/myCloudFlareDetails.info"
echo -e "\t\e[1;33m-r server.mydomain.com \e[1;92m-i 1.2.3.4\e[0m"
echo -e "\n\e[1;39mExample: \e[0mUse details from myCloudFlareDetails.info"
echo -e "file in /home/janedoe directory. Update server3.mydomain.com AND"
echo -e "server7.mydomain.com AAAA records using IP6 address FE80::286A:FF91."
echo -e "\t\e[1;36m$(basename ${0})" \
"\e[1;35m-f /home/janedoe/myCloudFlareDetails.info"
echo -e "\t\e[1;33m-r server.mydomain.com" \
"\e[1;33m-r server2.mydomain.com \e[1;92m-i FE80::286A:FF91\e[0m"
exit 1
}
@ -108,6 +147,8 @@ if [ -z "$ipAddress" ]; then
fi
fi
### Echo results (testing)
echo -e "\nBased on parameters provided:"
echo -e "\e[0;35mLogin details at: ${accountFile}"