new: added my RPi update script.

pi_update.sh

@@ -0,0 +1,73 @@
+#!/bin/bash
+# nothing to see here, just a utility i use to update my RPi ^_^
+bold=$(tput bold)
+norm=$(tput sgr0)
+
+FOR_OS=linux
+FOR_ARCH=armv6
+REL_URL=https://github.com/evilsocket/arc/releases/latest
+DEST_PATH=/home/pi/
+
+echo "@ Checking latest available release ..."
+LATEST=`curl -sS -I "$REL_URL" | grep "Location:" | cut -d '/' -f8 | tr -d "\r\n"`
+LATEST_CLEAN=`echo $LATEST | tr -d v`
+
+while true; do
+    read -p "@ Latest release is ${bold}$LATEST${norm}, upgrade? [y/N] " yn
+    case $yn in
+        [Yy]* ) break;;
+        * ) exit 0;;
+    esac
+done
+
+ARCHIVE_FILE="arc_${LATEST_CLEAN}_${FOR_OS}_${FOR_ARCH}.tar.gz"
+CHECKSUMS_FILE="arc_${LATEST_CLEAN}_checksums.txt"
+ARCHIVE_URL="https://github.com/evilsocket/arc/releases/download/$LATEST/$ARCHIVE_FILE"
+CHECKSUMS_URL="https://github.com/evilsocket/arc/releases/download/$LATEST/$CHECKSUMS_FILE"
+
+cd /tmp/
+
+if [ ! -f $ARCHIVE_FILE ]; then 
+    echo "@ Downloading $ARCHIVE_URL to /tmp/ ..."
+    curl -L -sS -O $ARCHIVE_URL 
+else
+    echo "@ Found file $ARCHIVE_FILE"
+fi
+
+if [ ! -f $CHECKSUMS_FILE ]; then
+    echo "@ Downloading $CHECKSUMS_URL to /tmp/ ..."
+    curl -L -sS -O $CHECKSUMS_URL 
+else
+    echo "@ Found file $CHECKSUMS_FILE"
+fi
+
+echo "@ Verifying checksum ..."
+
+VERIFICATION=$(sha256sum --ignore-missing -c $CHECKSUMS_FILE 2>&1)
+if [[ $VERIFICATION == *"FAILED"* ]]; then
+    echo "${bold}$VERIFICATION${norm}"
+    exit 1
+
+elif [[ $VERIFICATION == *"OK"* ]]; then
+    echo "@ Verification succesful."
+
+else
+    echo $VERIFICATION
+    exit 1
+fi
+
+echo "@ Extracting to $DEST_PATH ..."
+tar -zxf $ARCHIVE_FILE -C $DEST_PATH
+
+cd - &>/dev/null
+
+echo "@ Stopping arcd ..."
+sudo killall -9 arcd &>/dev/null
+
+echo "@ Restarting ..."
+rm -rf $DEST_PATH/*.log
+sudo setcap 'cap_net_bind_service=+ep' $DEST_PATH/arcd
+
+sudo /etc/rc.local
+
+echo "@ Done."