agent: Add script to uninstall the agent

Signed-off-by: Edileuton Henrique de Oliveira <eho09@c3sl.ufpr.br>

agent/bin/datasid-uninstall.sh

+#!/bin/bash
+# Copyright (C) 2004-2013 Centro de Computacao Cientifica e Software Livre
+# Departamento de Informatica - Universidade Federal do Parana - C3SL/UFPR
+#
+# This file is part of datasid
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+# USA.
+
+# Delete the crontab of datasid
+crontab -u datasid -r
+
+# Delete user datasid
+userdel datasid
+
+# Delete group datasid
+groupdel datasid 2> /dev/null
+
+rm -rf "/opt/datasid"
+
+exit 0
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