add uninstall

setup.py

@@ -39,14 +39,17 @@ def check_version():
 ##    }
     return str('.'.join(json.loads(mattermost_raw_version)['version'].split('.')[0:3]))
 
+
 def systemd_stop_service(servicename):
     print('Systemd stop %s' % servicename)
     run('systemctl stop %s' % servicename)
 
+
 def systemd_start_service(servicename):
     print('Systemd start %s' % servicename)
     run('systemctl start %s' % servicename)
 
+
 def install():
     print('Installing %s' % control.asrequirement())
 
@@ -184,6 +187,7 @@ def install():
             f.truncate()
 
         print('Create Mattermost server service')
+
         jinja_env = jinja2.Environment(loader=jinja2.FileSystemLoader('templates'))
         template = jinja_env.get_template('mattermost.service.j2')
 
@@ -211,6 +215,7 @@ def install():
 
         print('Mattermost Server is installed !')
 
+    # Install Nginx if needed
     if use_nginx:
         #WAPT.install('{}-nginx'.format(control.package.split('-')[0]))
         print('Install Nginx Web Server')
@@ -265,13 +270,33 @@ def install():
 
         print('Create symlink to activate mattermost site')
         if not os.path.exists('/etc/nginx/sites-enabled/mattermost.conf'):
-                print(run('ln -s /etc/nginx/sites-available/mattermost.conf /etc/nginx/sites-enabled/mattermost.conf'))
+            print(run('ln -s /etc/nginx/sites-available/mattermost.conf /etc/nginx/sites-enabled/mattermost.conf'))
 
         print('Test Nginx configuration and start nginx')
         print(run('nginx -t'))
         print(run('systemctl restart nginx'))
         print(run('systemctl enable nginx'))
 
+
+def uninstall():
+    print('Uninstall Mattermost Server')
+    print("Warning ! This script doesn't remove Mysql Server or Postgresql Server")
+    systemd_stop_service('mattermost')
+
+    print('Remove nginx configuration files')
+    os.unlink(makepath('/etc','nginx','sites-enabled','mattermost.conf'))
+    remove_file(makepath('/etc','nginx','sites-avalables','mattermost.conf'))
+    print(run('nginx -t'))
+    print(run('systemctl restart nginx'))
+
+    print('Remove Mattermost Server Service')
+    remove_file(makepath('/lib','systemd','system','mattermost.service'))
+    run('systemctl daemon-reload')
+
+    print('Remove Mattermost server folder')
+    remove_tree(mattermost_path)
+
+
 def audit():
     installed_version = check_version()
 
@@ -284,7 +309,6 @@ def audit():
 
 
 def update_package():
-
     proxies = {}
     if isfile(makepath(application_data(),'waptconsole','waptconsole.ini')):
         proxywapt = inifile_readstring(makepath(user_local_appdata(),'waptconsole','waptconsole.ini'),'global','http_proxy')