open several variables to config file

README.md

@@ -70,6 +70,11 @@ maxretain=2
 ```
 minreliability=2
 ```
+* The initial DNS server used for name resolution is the OpenNIC anycast 185.121.177.177, it can be changed:
+```
+initdns=1.1.1.1
+```
+
 [0]: https://www.opennicproject.org
 [1]: https://www.archlinux.org
 [2]: https://aur.archlinux.org/packages/opennic-up

opennic-up

@@ -1,6 +1,6 @@
 #!/bin/bash
 script="opennic-up"
-version="0.98"
+version="0.99"
 
 resolvconf="/etc/resolv.conf"
 usefile=0
@@ -74,19 +74,6 @@ for needed in $neededlist; do
   exit 1
 done
 
-anycast="185.121.177.177"
-
-# wait for network up 20s*4
-log 'Checking network is up'
-fping -q -t 20000 "$anycast"
-
-# find out what the IP address of api is, fallback static IP address configured
-apihost=api.opennic.org
-apiip=$(dnslookup "$anycast" "$apihost")
-echo $apiip
-apiip=${apiip:-"116.203.98.109"}
-log "Using $apiip as API host"
-
 # source opennic-up config
 configpathlist=(/etc ~/.config/opennic-up)
 for p in "${configpathlist[@]}"; do
@@ -96,6 +83,17 @@ for p in "${configpathlist[@]}"; do
   fi
 done
 
+initdns=${initdns:-"185.121.177.177"}
+apihost=${apihost:-"api.opennic.org"}
+# wait for network up 20000 = 20s*4
+log "Waiting for $initdns"
+if fping -q -t 20000 "$initdns"; then
+  # find out what the IP address of api is, fallback static IP address configured
+  apiip=$(dnslookup "$initdns" "$apihost")
+fi
+apiip=${apiip:-"116.203.98.109"}
+log "Using $apiip as API host"
+
 # record my IP in whitelist if my account login parameters have been provided
 if [ -n "$user" -a -n "$auth" ]; then
   logn "Updating whitelist with IP for user: $user "