[FE training-materials-updates] Add Chris' script to check training PCs

[Michael Opdenacker]

Repository : git://git.free-electrons.com/training-materials.git

On branch  : master
Link       : http://git.free-electrons.com/training-materials/commit/?id=7649e76a150aca2be1969b5e778e8bd7b088d608

>---------------------------------------------------------------

commit 7649e76a150aca2be1969b5e778e8bd7b088d608
Author: Michael Opdenacker <michael.opdenacker at free-electrons.com>
Date:   Thu Feb 20 11:46:08 2014 +0100

    Add Chris' script to check training PCs
    
    Signed-off-by: Michael Opdenacker <michael.opdenacker at free-electrons.com>


>---------------------------------------------------------------

7649e76a150aca2be1969b5e778e8bd7b088d608
 utils/android-system-check.sh |   79 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)

diff --git a/utils/android-system-check.sh b/utils/android-system-check.sh
new file mode 100755
index 0000000..1159d59
--- /dev/null
+++ b/utils/android-system-check.sh
@@ -0,0 +1,79 @@
+#!/bin/bash
+
+# Use this script to make sure that each training PC has the right
+# hardware, distribution and configuration.
+
+# Written by Chris Simmonds
+# Version 1.0: 18th January 2013
+# Version 1.1: 4th August 2013. Added work-around for 12.04.2 libgl1-mesa-glx:i386
+# Version 1.2: 20th February 2014 - Drop Ubuntu 10.04. Ask for 4 GiB of RAM
+
+echo
+echo "This script will check that this PC is suitable for building Android"
+echo
+echo "Checking hardware..."
+
+FAILED=n
+
+NUM_CPU=$(grep processor /proc/cpuinfo | wc -l)
+echo -n "Number of CPU's: ${NUM_CPU}, "
+if [ ${NUM_CPU} -eq 1 ]; then
+    echo "FAIL. Only one CPU: not powerful enough"
+    FAILED=y
+else
+    echo "OK"
+fi
+
+RAM_KBYTES=$(grep MemTotal /proc/meminfo | awk '{print $2}')
+RAM_MBYTES=$(( ${RAM_KBYTES} / 1024 ))
+echo -n "MiB of RAM: ${RAM_MBYTES}, "
+if [ ${RAM_MBYTES} -lt 4096 ]; then
+    echo "FAIL. Only ${RAM_MBYTES} MiB RAM: we need at least 4 GiB"
+    FAILED=y
+else
+    echo "OK"
+fi
+
+DISK_KBYTES=$(df  ${HOME} | awk '{if (NR == 2) print $4}')
+DISK_GBYTES=$(( ${DISK_KBYTES} / 1048576 ))
+echo -n "Free disk space in directory ${HOME}: ${DISK_GBYTES} GiB, "
+if [ ${DISK_GBYTES} -le 49 ]; then
+    echo "FAIL. Insufficient disk space in ${HOME}, we need at least 50 GiB"
+    FAILED=y
+else
+    echo "OK"
+fi
+
+# Check the distribution is Ubuntu 12.04
+echo -n "Checking Linux distribution, "
+DISTRIB_RELEASE=x
+if [ -f /etc/lsb-release ]; then
+    . /etc/lsb-release
+fi
+if [ $DISTRIB_RELEASE != "12.04" ]; then
+    echo "FAIL. The distribution must be Ubuntu 64-bit 12.04"
+    FAILED=y
+else
+    echo "OK"
+fi
+
+MACHINE_ARCH=$(uname -m)
+echo -n "Machine architecture: ${MACHINE_ARCH}, "
+if [ ${MACHINE_ARCH} != "x86_64" ]; then
+    echo "FAIL. Must be 64-bit"
+    FAILED=y
+else
+    echo "OK"
+fi
+if [ $FAILED == y ]; then
+    echo
+    echo FAIL
+    echo
+    exit 1
+fi
+
+echo
+echo "PASS"
+echo
+
+exit 0