function to remove tripwire

src/freedombone-app-intrusion

 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
+function remove_intrusion_detection {
+	if ! grep -Fxq "intrusion_detection" $COMPLETION_FILE; then
+		return
+	fi
+	apt-get -y remove --purge tripwire
+	if [ -d /etc/tripwire ]; then
+		rm -rf /etc/tripwire
+	fi
+	rm /usr/bin/reset-tripwire
+	sed -i '/intrusion_detection/d' $COMPLETION_FILE
+}
+
 function intrusion_detection {
 	if grep -Fxq "intrusion_detection" $COMPLETION_FILE; then
 		return

src/freedombone-upgrade

 fi
 
 function read_repo_servers {
-    if [ -f $CONFIGURATION_FILE ]; then
-        if grep -q "FRIENDS_MIRRORS_SERVER" $CONFIGURATION_FILE; then
-            FRIENDS_MIRRORS_SERVER=$(grep "FRIENDS_MIRRORS_SERVER" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
-        fi
-        if grep -q "FRIENDS_MIRRORS_SSH_PORT" $CONFIGURATION_FILE; then
-            FRIENDS_MIRRORS_SSH_PORT=$(grep "FRIENDS_MIRRORS_SSH_PORT" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
-        fi
-        if grep -q "MY_MIRRORS_PASSWORD" $CONFIGURATION_FILE; then
-            MY_MIRRORS_PASSWORD=$(grep "MY_MIRRORS_PASSWORD" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
-        fi
-        if grep -q "FRIENDS_MIRRORS_PASSWORD" $CONFIGURATION_FILE; then
-            FRIENDS_MIRRORS_PASSWORD=$(grep "FRIENDS_MIRRORS_PASSWORD" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
-        fi
-    fi
-
-    if [ ! $FRIENDS_MIRRORS_SERVER ]; then
-        return
-    fi
-    if [ ${#FRIENDS_MIRRORS_SERVER} -lt 2 ]; then
-        return
-    fi
-
-    MAIN_COMMAND=/usr/local/bin/${PROJECT_NAME}
-    if [ ! -f $MAIN_COMMAND ]; then
-        MAIN_COMMAND=/usr/bin/${PROJECT_NAME}
-    fi
-
-    REPOS=($(cat ${MAIN_COMMAND} | grep "_REPO=\"" | uniq -u | sed 's|${PROJECT_NAME}|'"${PROJECT_NAME}"'|g'))
-
-    for line in "${REPOS[@]}"
-    do
-        repo_name=$(echo "$line" | awk -F '=' '{print $1}')
-        mirrors_name=$(echo "$repo_name" | sed "s|_REPO||g" | awk '{print tolower($0)}')
-        friends_repo_url="ssh://mirrors@${FRIENDS_MIRRORS_SERVER}:${FRIENDS_MIRRORS_SSH_PORT}/home/mirrors/${mirrors_name}"
-        ${repo_name}="${friends_repo_url}"
-    done
+	if [ -f $CONFIGURATION_FILE ]; then
+		if grep -q "FRIENDS_MIRRORS_SERVER" $CONFIGURATION_FILE; then
+			FRIENDS_MIRRORS_SERVER=$(grep "FRIENDS_MIRRORS_SERVER" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
+		fi
+		if grep -q "FRIENDS_MIRRORS_SSH_PORT" $CONFIGURATION_FILE; then
+			FRIENDS_MIRRORS_SSH_PORT=$(grep "FRIENDS_MIRRORS_SSH_PORT" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
+		fi
+		if grep -q "MY_MIRRORS_PASSWORD" $CONFIGURATION_FILE; then
+			MY_MIRRORS_PASSWORD=$(grep "MY_MIRRORS_PASSWORD" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
+		fi
+		if grep -q "FRIENDS_MIRRORS_PASSWORD" $CONFIGURATION_FILE; then
+			FRIENDS_MIRRORS_PASSWORD=$(grep "FRIENDS_MIRRORS_PASSWORD" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
+		fi
+	fi
+
+	if [ ! $FRIENDS_MIRRORS_SERVER ]; then
+		return
+	fi
+	if [ ${#FRIENDS_MIRRORS_SERVER} -lt 2 ]; then
+		return
+	fi
+
+	MAIN_COMMAND=/usr/local/bin/${PROJECT_NAME}
+	if [ ! -f $MAIN_COMMAND ]; then
+		MAIN_COMMAND=/usr/bin/${PROJECT_NAME}
+	fi
+
+	REPOS=($(cat ${MAIN_COMMAND} | grep "_REPO=\"" | uniq -u | sed 's|${PROJECT_NAME}|'"${PROJECT_NAME}"'|g'))
+
+	for line in "${REPOS[@]}"
+	do
+		repo_name=$(echo "$line" | awk -F '=' '{print $1}')
+		mirrors_name=$(echo "$repo_name" | sed "s|_REPO||g" | awk '{print tolower($0)}')
+		friends_repo_url="ssh://mirrors@${FRIENDS_MIRRORS_SERVER}:${FRIENDS_MIRRORS_SSH_PORT}/home/mirrors/${mirrors_name}"
+		${repo_name}="${friends_repo_url}"
+	done
 }
 
 if [ -f $CONFIGURATION_FILE ]; then
-    # read the location of the main project repo
-    if grep -q "PROJECT_REPO" $CONFIGURATION_FILE; then
-        PROJECT_REPO=$(grep "PROJECT_REPO" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
-    fi
+	# read the location of the main project repo
+	if grep -q "PROJECT_REPO" $CONFIGURATION_FILE; then
+		PROJECT_REPO=$(grep "PROJECT_REPO" $CONFIGURATION_FILE | awk -F '=' '{print $2}')
+	fi
 fi
 
 update-ca-certificates
 ${PROJECT_NAME}-mirrors
 
 if [ ! -d $PROJECT_DIR ]; then
-    git_clone $PROJECT_REPO $PROJECT_DIR
+	git_clone $PROJECT_REPO $PROJECT_DIR
 fi
 
 if [ -d $PROJECT_DIR ]; then
-    if [ -f $CONFIGURATION_FILE ]; then
-        cd $PROJECT_DIR
-        rm -rf $PROJECT_DIR/locale/*
-        git_pull $PROJECT_REPO
-        make install
-        ${PROJECT_NAME} -c $CONFIGURATION_FILE
-    fi
+	if [ -f $CONFIGURATION_FILE ]; then
+		cd $PROJECT_DIR
+		rm -rf $PROJECT_DIR/locale/*
+		git_pull $PROJECT_REPO
+		make install
+		${PROJECT_NAME} -c $CONFIGURATION_FILE
+	fi
 fi
 
 # remove the original sipwitch daemon if it exists
 if [ -f /etc/init.d/sipwitch ]; then
-    rm -f /etc/init.d/sipwitch
+	rm -f /etc/init.d/sipwitch
 fi
 
 # update blog avatar
 ${PROJECT_NAME}-blog
 
-echo '
+if [ -f /usr/bin/reset-tripwire ]; then
+	echo '
 
 ' | reset-tripwire
+fi
 
 # deliberately there is no 'exit 0' here