make-webcerts: improve dns name recognition and increase key size

old system kept coming up with (none) as the dns name.

new system

increased key size to 2048 to further annoy the NSA.

utils/cerowrt-chrome/files/etc/make-webcerts.sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 
 days=21900
-bits=1024
+bits=2048
 pem=/etc/lighttpd/lighttpd.pem
 country=US
 state=California
@@ -11,9 +11,24 @@ HL=`uname -n`
 HS=`hostname`
 IP=`ip addr show dev se00 | awk '/inet / {sub(/\/.*/, "", $2); print $2}'`
 
-if [ "$HL" == "$HS" ]; then
+if [ "$HS" = "(none)" ]
+then
+HS=cerowrt
+fi
+
+if [ "$HL" = "(none)" ]
+then
+HL=cerowrt
+fi
+
+DOTS=`echo $HL | cut -f2 -d.`
+
+if [ -z $DOTS ]
+then
+if [ "$HL" = "$HS" ]; then
     HL="$HS.home.lan"
 fi
+fi
 
 commonname=$HL
 if [ -n "$IP" ]