diff options
| author | TomTurnschuh <36013390+TomTurnschuh@users.noreply.github.com> | 2018-09-21 15:29:25 +0300 |
|---|---|---|
| committer | nachoparker <nacho@ownyourbits.com> | 2018-09-23 17:55:00 +0300 |
| commit | 5914624e3f7ac559c8f379cb0547e5bdf859adb5 (patch) | |
| tree | c1d2a30d203ec1f540721f2442cb9fdbae360d5e | |
| parent | 4720e20385f71af6fc4f5508aabff7061a569261 (diff) | |
DDNS_spdyn.sh : Send new IP only when changed.v0.60.2
| -rw-r--r-- | etc/ncp-config.d/DDNS_spDYN.sh | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/etc/ncp-config.d/DDNS_spDYN.sh b/etc/ncp-config.d/DDNS_spDYN.sh index 8543d218..6ab22b67 100644 --- a/etc/ncp-config.d/DDNS_spDYN.sh +++ b/etc/ncp-config.d/DDNS_spDYN.sh @@ -89,8 +89,14 @@ function spdnsUpdater { if [ $# -eq 3 ] then # if hostname and token - # Get current IP address + # Get registered IP address + registeredIP=\$(nslookup ${DOMAIN_}|tail -n2|grep A|sed s/[^0-9.]//g) + # Get current IP address currip=$(curl -s "$get_ip_url"); + # Update only when IP address has changed. + [ "\$currentIP" == "\$registeredIP" ] && { + return 0 + } host=$1 token=$2 params="-d hostname=$host -d myip=$currip -d user=$host -d pass=$token" @@ -98,8 +104,14 @@ if [ $# -eq 3 ] elif [ $# -eq 4 ] then # if hostname and user and passwd + # Get registered IP address + registeredIP=\$(nslookup ${DOMAIN_}|tail -n2|grep A|sed s/[^0-9.]//g) # Get current IP address currip=$(curl -s "$get_ip_url"); + # Update only when IP address has changed. + [ "\$currentIP" == "\$registeredIP" ] && { + return 0 + } host=$1 user=$2 pass=$4 |