+#
+# NEPI, a framework to manage network experiments
+# Copyright (C) 2013 INRIA
+#
+# 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 3 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, see <http://www.gnu.org/licenses/>.
+#
+# Author: Alina Quereilhac <alina.quereilhac@inria.fr>
+
# TODO: Investigate using http://nixos.org/nix/
def install_packages_command(os, packages):
if not isinstance(packages, list):
packages = [packages]
- cmd = ""
- for p in packages:
- cmd += " ( dpkg -s %(package)s || sudo -S apt-get -y install %(package)s ) ; " % {
- 'package': p}
-
- #cmd = (dpkg -s vim || sudo dpkg -s install vim) ; (...)
+ cmd = " && ".join(map(lambda p:
+ " { dpkg -s %(package)s || sudo -S apt-get -y install %(package)s ; } " % {
+ 'package': p}, packages))
+
+ #cmd = { dpkg -s vim || sudo -S apt-get -y install vim ; } && ..
return cmd
def remove_packages_command(os, packages):
if not isinstance(packages, list):
packages = [packages]
- cmd = ""
- for p in packages:
- cmd += " ( dpkg -s %(package)s && sudo -S apt-get -y purge %(package)s ) ; " % {
- 'package': p}
-
- #cmd = (dpkg -s vim || sudo apt-get -y purge vim) ; (...)
+ cmd = " && ".join(map(lambda p:
+ " { dpkg -s %(package)s && sudo -S apt-get -y purge %(package)s ; } " % {
+ 'package': p}, packages))
+
+ #cmd = { dpkg -s vim && sudo -S apt-get -y purge vim ; } && ..
return cmd