quoted logFile variable to prevent globbing
This commit is contained in:
Asif Bacchus
parent
8c24c6e625
commit
12c0cdde93
40
cfddns.sh
40
cfddns.sh
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@ -83,7 +83,7 @@ function quit {
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if [ -z "$1" ]; then
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# exit cleanly
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echo -e "\e[1;32m[`date +%Y-%m-%d` `date +%H:%M:%S`]" \
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"--[SUCCESS] Script completed --\e[0m" >> $logFile
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"--[SUCCESS] Script completed --\e[0m" >> "$logFile"
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exit 0
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elif [ "$1" = "none" ]; then
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if [ -z "$2" ]; then
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@ -97,14 +97,14 @@ function quit {
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# list DNS entries that were not updated
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for failedName in "${failedDNS[@]}"; do
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echo -e "\e[1;31m[`date +%Y-%m-%d` `date +%H:%M:%S`]" \
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"-- [ERROR] $failedName was NOT updated --\e[0m" >> $logFile
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"-- [ERROR] $failedName was NOT updated --\e[0m" >> "$logFile"
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done
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exit "$1"
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else
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# notify use that error has occurred and provide exit code
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echo -e "\e[1;31m[`date +%Y-%m-%d` `date +%H:%M:%S`]" \
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"-- [ERROR] Script exited with code $1 --" >> $logFile
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echo -e "\e[0;31m${errorExplain[$1]}\e[0m" >> $logFile
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"-- [ERROR] Script exited with code $1 --" >> "$logFile"
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echo -e "\e[0;31m${errorExplain[$1]}\e[0m" >> "$logFile"
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exit "$1"
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fi
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}
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@ -194,7 +194,7 @@ done
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# Log beginning of script
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echo -e "\e[1;32m[`date +%Y-%m-%d` `date +%H:%M:%S`] -- Start CloudFlare" \
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"DDNS script execution --\e[0m" >> $logFile
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"DDNS script execution --\e[0m" >> "$logFile"
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# Check validity of parameters
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if [ -z "$accountFile" ] || [[ $accountFile == -* ]]; then
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@ -215,10 +215,10 @@ fi
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# Log operating mode
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if [ $ip4 -eq 1 ]; then
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echo -e "\e[1;36m[`date +%Y-%m-%d` `date +%H:%M:%S`] Script running in" \
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"IP4 mode\e[0m" >> $logFile
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"IP4 mode\e[0m" >> "$logFile"
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elif [ $ip6 -eq 1 ]; then
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echo -e "\e[1;36m [`date +%Y-%m-%d` `date +%H:%M:%S`] Script running in" \
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"IP6 mode\e[0m" >> $logFile
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"IP6 mode\e[0m" >> "$logFile"
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fi
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@ -229,7 +229,7 @@ mapfile -t cfDetails < "$accountFile"
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if [ -z "$ipAddress" ]; then
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echo -e "\e[1;36m[`date +%Y-%m-%d` `date +%H:%M:%S`] No IP address for" \
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"update provided. Detecting this machine's IP address..." \
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>> $logFile
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>> "$logFile"
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if [ $ip4 -eq 1 ]; then
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ipAddress=$(curl -s http://ipv4.icanhazip.com)
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elif [ $ip6 -eq 1 ]; then
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@ -242,22 +242,22 @@ if [ -z "$ipAddress" ]; then
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fi
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fi
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echo -e "\e[1;36m[`date +%Y-%m-%d` `date +%H:%M:%S`] Using IP address:" \
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"$ipAddress" >> $logFile
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"$ipAddress" >> "$logFile"
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## Check if desired record(s) exist at CloudFlare
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echo -e "\e[0m[`date +%Y-%m-%d` `date +%H:%M:%S`] Performing CloudFlare" \
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"lookup on specified DNS records...\e[0m" >> $logFile
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"lookup on specified DNS records...\e[0m" >> "$logFile"
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# perform checks on A or AAAA records based on invocation options
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if [ $ip4 -eq 1 ]; then
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echo -e "[`date +%Y-%m-%d` `date +%H:%M:%S`] (IP4: ${dnsRecords[*]})" \
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>> $logFile
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>> "$logFile"
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for cfLookup in "${dnsRecords[@]}"; do
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cfRecords+=("$(curl -s -X GET "https://api.cloudflare.com/client/v4/zones/${cfDetails[2]}/dns_records?name=$cfLookup&type=A" -H "X-Auth-Email: ${cfDetails[0]}" -H "X-Auth-Key: ${cfDetails[1]}" -H "Content-Type: application/json")")
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done
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elif [ $ip6 -eq 1 ]; then
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echo -e "[`date +%Y-%m-%d` `date +%H:%M:%S`] (IP6: ${dnsRecords[*]})" \
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>> $logFile
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>> "$logFile"
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for cfLookup in "${dnsRecords[@]}"; do
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cfRecords+=("$(curl -s -X GET "https://api.cloudflare.com/client/v4/zones/${cfDetails[2]}/dns_records?name=$cfLookup&type=AAAA" -H "X-Auth-Email: ${cfDetails[0]}" -H "X-Auth-Key: ${cfDetails[1]}" -H "Content-Type: application/json")")
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done
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@ -273,7 +273,7 @@ for recordIdx in "${!cfRecords[@]}"; do
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# inform user that domain not found in CloudFlare DNS records
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echo -e "\e[0;31m[`date +%Y-%m-%d` `date +%H:%M:%S`] ***" \
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"${dnsRecords[recordIdx]} not found in your" \
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"CloudFlare DNS records***\e[0m" >> $logFile
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"CloudFlare DNS records***\e[0m" >> "$logFile"
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# remove the entry from the dnsRecords array
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unset dnsRecords[$recordIdx]
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# remove the entry from the records array
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@ -293,7 +293,7 @@ else
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for recordIdx in "${!cfRecords[@]}"; do
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echo -e "\e[1;39m[`date +%Y-%m-%d` `date +%H:%M:%S`] Found" \
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"${dnsRecords[recordIdx]} (Index: $recordIdx):\e[0m" \
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>> $logFile
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>> "$logFile"
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done
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fi
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@ -308,7 +308,7 @@ for recordIdx in "${!cfRecords[@]}"; do
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"For record ${dnsRecords[recordIdx]}" \
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"with ID: ${recordID[recordIdx]}" \
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"the current IP is \e[1;35m ${currentIP[recordIdx]}" \
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"\e[0m" >> $logFile
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"\e[0m" >> "$logFile"
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done
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## Check whether new IP matches old IP and update if they do not match
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@ -316,11 +316,11 @@ for recordIdx in "${!currentIP[@]}"; do
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if [ ${currentIP[recordIdx]} = $ipAddress ]; then
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echo -e "\e[1;32m[`date +%Y-%m-%d` `date +%H:%M:%S`]" \
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"${dnsRecords[recordIdx]} is up-to-date.\e[0m" \
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>> $logFile
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>> "$logFile"
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else
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echo -e "\e[0;31m[`date +%Y-%m-%d` `date +%H:%M:%S`]" \
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"${dnsRecords[recordIdx]} needs updating...\e[0m" \
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>> $logFile
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>> "$logFile"
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if [ $ip4 -eq 1 ]; then
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# update record at CloudFlare with new IP
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update=$(curl -s -X PUT "https://api.cloudflare.com/client/v4/zones/${cfDetails[2]}/dns_records/${recordID[recordIdx]}" -H "X-Auth-Email: ${cfDetails[0]}" -H "X-Auth-Key: ${cfDetails[1]}" -H "Content-Type: application/json" --data "{\"id\":\"${cfDetails[2]}\",\"type\":\"A\",\"proxied\":false,\"name\":\"${dnsRecords[recordIdx]}\",\"content\":\"$ipAddress\"}")
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@ -331,11 +331,11 @@ for recordIdx in "${!currentIP[@]}"; do
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# check for success code from CloudFlare
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if [[ $update == *"\"success\":true"* ]]; then
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echo -e "\e[1;32m[`date +%Y-%m-%d` `date +%H:%M:%S`]" \
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"${dnsRecords[recordIdx]} updated.\e[0m" >> $logFile
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"${dnsRecords[recordIdx]} updated.\e[0m" >> "$logFile"
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else
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echo -e "\e[1;31m[`date +%Y-%m-%d` `date +%H:%M:%S`]" \
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"${dnsRecords[recordIdx]} update failed\e[0m" >> $logFile
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echo -e "\e[0;39m$update\e[0m" >> $logFile
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"${dnsRecords[recordIdx]} update failed\e[0m" >> "$logFile"
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echo -e "\e[0;39m$update\e[0m" >> "$logFile"
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failedDNS+=("${dnsRecords[recordIdx]}")
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fi
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fi
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