first commit

download_update.sh

@@ -0,0 +1,50 @@
+#!/bin/sh
+cd $1
+
+lowercase(){
+    echo "$1" | sed "y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/"
+}
+
+OS=`lowercase \`uname -s\``
+# KERNEL=`uname -r`
+MACH=`uname -m`
+if [ ${MACH} = "armv6l" ]
+then
+ MACH="armv7l"
+fi
+
+CHANNEL="stable"
+if [ "$2" = "/beta" ]; then
+  CHANNEL="beta"
+fi
+
+archive_file="http://www.domoticz.com/download.php?channel=${CHANNEL}&type=release&system=${OS}&machine=${MACH}"
+checksum_file="http://www.domoticz.com/download.php?channel=${CHANNEL}&type=checksum&system=${OS}&machine=${MACH}"
+
+# Download checksum
+wget -q "${checksum_file}" -O update.tgz.sha256sum
+if [ $? -ne 0 ]
+then
+        echo "Error downloading checksum file!...";
+        exit 1
+fi
+
+# Download archive file
+wget -q "${archive_file}" -O update.tgz
+if [ $? -ne 0 ]
+then
+        echo "Error downloading archive file!...";
+        exit 1
+fi
+
+# Check archive
+if [ -f update.tgz.sha256sum ];
+then
+  #Check archive against checksum!
+  valid=$(LC_ALL=C sha256sum -c update.tgz.sha256sum | grep update.tgz | cut -d':' -f2 | tr -d ' ')
+  if [ $valid != "OK" ]
+  then
+        echo "Archive checksum mismatch !";
+        exit 1;
+  fi
+fi