support cdn redirection

contrib/updatecheck/calcversions.sh

@@ -2,12 +2,13 @@
 version=`head -n 1 ../../VERSION`
 revision=`git describe --always`
 echo "ebusd=${version},${revision}" > versions.txt
-echo "ebusd=${version},${revision}" > oldversions.txt
+# cp versions.txt > oldversions.txt
 devver=`curl -s https://adapter.ebusd.eu/v31/firmware/ChangeLog|grep "<h[0-9].*>Version "|head -n 1|sed -e 's#.*<code[^>]*>##' -e 's#<.*##' -e 's# ##'`
 devbl=`curl -s https://adapter.ebusd.eu/v31/firmware/ChangeLog|grep "<h[0-9].*>Bootloader version"|head -n 1|sed -e 's#.*<code[^>]*>##' -e 's#<.*##' -e 's# ##'`
 echo "device=${devver},${devbl}" >> versions.txt
 devver=`curl -s https://adapter.ebusd.eu/v5/ChangeLog|grep "<h[0-9].*>Version "|head -n 1|sed -e 's#.*<code[^>]*>##' -e 's#<.*##' -e 's# ##'`
 echo "device=${devver},${devver}" >> versions.txt
+cp versions.txt cdnversions.txt
 files=`find config/de -type f -or -type l`
 ../../src/lib/ebus/test/test_filereader $files|sed -e 's#^config/de/##' -e 's#^\([^ ]*\) #\1=#' -e 's# #,#g'|sort >> versions.txt
 files=`find config/en -type f -or -type l`
@@ -17,3 +18,6 @@ for filever in $(../../src/lib/ebus/test/test_filereader $files|sed -e 's#^confi
   sed -i -e "s#^$file=\(.*\)\$#$file=\1,$ver#" versions.txt
 done
 #./oldtest_filereader $files|sed -e 's#^config/##' -e 's#^\([^ ]*\) #\1=#' -e 's# #,#g'|sort >> oldversions.txt
+curl -sS https://ebus.github.io/en/versions.json -o veren.json
+curl -sS https://ebus.github.io/de/versions.json -o verde.json
+node -e 'fs=require("fs");e=JSON.parse(fs.readFileSync("veren.json","utf-8"));d=JSON.parse(fs.readFileSync("verde.json","utf-8"));console.log(Object.entries(e).map(([k,v])=>{w=d[k];return `${k}=${v.hash},${v.size},${v.mtime},${w.hash},${w.size},${w.mtime}`;}).join("\n"))' >> cdnversions.txt