Set the correct PYTHON_HOME api and controller path.

Installer script detects the python install path and modifies the
PYTHON_HOME variable in the conf files. Executable paths modified
to reflect location on the system (/usr/local/bin).

Change-Id: Ib24711d1256bc70b03813076b3709faa46fd7ce1
Closes-Bug: #1633403

doc/source/init/valence-api.conf

@@ -3,12 +3,12 @@ description "Valence API server"
 start on runlevel [2345]
 stop on runlevel [!2345]
 
-env PYTHON_HOME=/home/${CHUID}/.local/bin
+env PYTHON_HOME=PYHOME
 
 # change the chuid to match yours
 exec start-stop-daemon --start --verbose --chuid ${CHUID} \
 --name valence-api \
---exec $PYTHON_HOME/valence-api --  \
+--exec /usr/local/bin/valence-api --  \
 --log-file=/var/log/valence/valence-api.log
 
 respawn

doc/source/init/valence-controller.conf

@@ -3,11 +3,11 @@ description "Valence Controller server"
 start on runlevel [2345]
 stop on runlevel [!2345]
 
-env PYTHON_HOME=/home/${CHUID}/.local/bin
+env PYTHON_HOME=PYHOME
 
 exec start-stop-daemon --start --verbose --chuid ${CHUID} \
 --name valence-controller \
---exec $PYTHON_HOME/valence-controller --  \
+--exec /usr/local/bin/valence-controller --  \
 --log-file=/var/log/valence/valence-controller.log
 
 respawn

install_valence.sh

@@ -1,42 +1,56 @@
-#!/bin/bash -       
+#!/bin/bash
 #title           :install_valence.sh
 #description     :This script will install valence package and deploys conf files
 #author		 :Intel Corporation
-#date            :21-09-2016
-#version         :0.1    
-#usage		 :bash mkscript.sh
-#notes           :Run this script as sudo user and not as root.
-#                 This script is needed still valence is packaged in to .deb/.rpm 
+#date            :17-10-2016
+#version         :0.1
+#usage		 :bash install_valence.sh
 #==============================================================================
 
+install_log=install_valence.log
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
-echo $USER
-
 cd $DIR
-
-echo "Executing the script inside "
-pwd
-
-
+echo "Current directory: $DIR" >> $install_log
+if [ "$USER" != 'root' ]; then
+	echo "You must be root to install."
+	exit
+fi
+PYHOME=$(python -c "import site; print site.getsitepackages()[0]")
+echo "Detected PYTHON HOME: $PYHOME" >> $install_log
 
 # Copy the config files
-sed s/\${CHUID}/$USER/  $DIR/doc/source/init/valence-api.conf > /tmp/valence-api.conf
-sudo mv /tmp/valence-api.conf /etc/init/valence-api.conf
-sed s/\${CHUID}/$USER/  $DIR/doc/source/init/valence-controller.conf > /tmp/valence-controller.conf
-sudo mv /tmp/valence-controller.conf /etc/init/valence-controller.conf
+cp $DIR/doc/source/init/valence-api.conf /tmp/valence-api.conf
+sed -i s/\${CHUID}/$USER/  /tmp/valence-api.conf
+#Use alternate sed delimiter because path will
+#have /
+sed -i "s#PYHOME#$PYHOME#" /tmp/valence-api.conf
+mv /tmp/valence-api.conf /etc/init/valence-api.conf
+echo "Setting up valence-api config" >> $install_log
+
+cp $DIR/doc/source/init/valence-controller.conf /tmp/valence-controller.conf
+sed -i s/\${CHUID}/$USER/   /tmp/valence-controller.conf
+#Use alternate sed delimiter because path will
+#have /
+sed -i "s#PYHOME#$PYHOME#"   /tmp/valence-controller.conf
+mv /tmp/valence-controller.conf /etc/init/valence-controller.conf
+echo "Setting up valence-controller config" >> $install_log
 
 # create conf directory for valence
-sudo mkdir /etc/valence
-sudo chown ${USER}:${USER} /etc/valence
-sudo cp etc/valence/valence.conf.sample /etc/valence/valence.conf
-
+mkdir /etc/valence
+chown ${USER}:${USER} /etc/valence
+cp etc/valence/valence.conf.sample /etc/valence/valence.conf
 
 # create log directory for valence
-sudo mkdir /var/log/valence
-sudo chown ${USER}:${USER} /var/log/valence
+mkdir /var/log/valence
+chown ${USER}:${USER} /var/log/valence
 
-python setup.py install --user
+echo "Invoking setup.py" >> $install_log
+python setup.py install
+if [ $? -ne 0 ]; then
+	echo "ERROR: setup.py failed. Please fix the error and retry."
+	exit
+fi
 
 echo "Installation Completed"
-echo "To start api : service valence-api start"
-echo "To start controller : service valence-controller start"
+echo "To start api : sudo service valence-api start"
+echo "To start controller : sudo service valence-controller start"