def setup_venv(code_path, requirements_file='requirements.txt'):
"""Initialise or update the virtual environment.
It will also ensure build-essential is installed, though you may need to
install required dev library using your own script.
:param code_path: Base directory under which the venv dir should be made.
:type code_path: str
:param requirements_file: Name of the requirements file to use in the
base directory. Defaults to ``requirements.txt``.
:type requirements_file: str
To run e.g.::
fab -H 192.168.1.1:2222 setup_venv
"""
setup_env()
fastprint(
blue('Setting up virtual env in: \n%s\nusing\n%s' %
(code_path, requirements_file)))
require_packages(['python-virtualenv', 'build-essential'])
with cd(code_path):
# Ensure we have a venv set up
virtualenv('venv')
run('venv/bin/pip install -r %s' % requirements_file)
fastprint(green('Virtualenv setup completed.'))
def setup_venv(code_path, requirements_file='requirements.txt'):
"""Initialise or update the virtual environment.
It will also ensure build-essential is installed, though you may need to
install required dev library using your own script.
:param code_path: Base directory under which the venv dir should be made.
:type code_path: str
:param requirements_file: Name of the requirements file to use in the
base directory. Defaults to ``requirements.txt``.
:type requirements_file: str
To run e.g.::
fab -H 192.168.1.1:2222 setup_venv
"""
setup_env()
fastprint(blue('Setting up virtual env in: \n%s\nusing\n%s' % (
code_path, requirements_file)))
require_packages(['python-virtualenv', 'build-essential'])
with cd(code_path):
# Ensure we have a venv set up
virtualenv('venv')
run('venv/bin/pip install -r %s' % requirements_file)
fastprint(green('Virtualenv setup completed.'))
def distribute():
"""
Require `distribute`_ to be installed.
.. _distribute: http://packages.python.org/distribute/
"""
from fabtools.require.deb import packages as require_packages
require_packages([
'curl',
'python-dev',
])
if not is_distribute_installed():
install_distribute()
def setup_docker(force=False):
"""Setup docker on the target host.
:param force: Whether to continue with installation even if
docker already appears to be installed. Defaults to False.
:type force: bool
"""
fastprint(yellow('Setting up docker on host: %s\n' % env.host))
if is_installed('lxc-docker'):
fastprint(green(
'This system already appears to have docker installed on it\n'))
else:
version = run('uname -r')
if '3.2' in version:
# LTS 3.2 version is too old so we install a backported one
# see http://docs.docker.io/en/latest/installation/ubuntulinux/
# #ubuntu-precise-12-04-lts-64-bit
fastprint(red('Upgrading kernel to 3.8!\n'))
response = prompt('Do you wish to continue? y/n :')
if response != 'y':
fastprint(red('Docker install aborted by user.\n'))
return
fastprint(blue('Ok upgrading kernel.'))
require_packages([
'linux-image-generic-lts-raring',
'linux-headers-generic-lts-raring'])
fastprint(red('\nWe need to reboot the system now!\n'))
response = prompt('Do you wish to continue? y/n :')
if response is not None:
reboot()
else:
require_package('linux-image-extra-%s' % version)
require_ppa('ppa:dotcloud/lxc-docker')
apt_get_update()
require_packages([
'software-properties-common',
'lxc-docker'])
# Ensure ufw forwards traffic.
# http://docs.docker.io/en/latest/installation/ubuntulinux/#ufw
sed(
'/etc/default/ufw',
'DEFAULT_FORWARD_POLICY="DROP"',
'DEFAULT_FORWARD_POLICY="ACCEPT"',
use_sudo=False)
setup_docker_image()
setup_docker_user()
def setup_docker(force=False):
"""Setup docker on the target host.
:param force: Whether to continue with installation even if
docker already appears to be installed. Defaults to False.
:type force: bool
"""
fastprint(yellow('Setting up docker on host: %s\n' % env.host))
if is_installed('lxc-docker'):
fastprint(
green(
'This system already appears to have docker installed on it\n')
)
else:
version = run('uname -r')
if '3.2' in version:
# LTS 3.2 version is too old so we install a backported one
# see http://docs.docker.io/en/latest/installation/ubuntulinux/
# #ubuntu-precise-12-04-lts-64-bit
fastprint(red('Upgrading kernel to 3.8!\n'))
response = prompt('Do you wish to continue? y/n :')
if response != 'y':
fastprint(red('Docker install aborted by user.\n'))
return
fastprint(blue('Ok upgrading kernel.'))
require_packages([
'linux-image-generic-lts-raring',
'linux-headers-generic-lts-raring'
])
fastprint(red('\nWe need to reboot the system now!\n'))
response = prompt('Do you wish to continue? y/n :')
if response is not None:
reboot()
else:
require_package('linux-image-extra-%s' % version)
require_ppa('ppa:dotcloud/lxc-docker')
apt_get_update()
require_packages(['software-properties-common', 'lxc-docker'])
# Ensure ufw forwards traffic.
# http://docs.docker.io/en/latest/installation/ubuntulinux/#ufw
sed('/etc/default/ufw',
'DEFAULT_FORWARD_POLICY="DROP"',
'DEFAULT_FORWARD_POLICY="ACCEPT"',
use_sudo=False)
setup_docker_image()
setup_docker_user()
def build_pil(code_path):
"""Build pil with proper support for jpeg etc.
:param code_path: Directory where the code lives.
:type code_path: str
.. note:: Any existing PIL will be uninstalled.
.. versionadded: 0.16.0
"""
require_packages(['libjpeg-dev', 'libfreetype6', 'libfreetype6-dev'])
tcl = 'TCL_ROOT = None'
jpg = 'JPEG_ROOT = None'
zlib = 'ZLIB_ROOT = None'
tiff = 'TIFF_ROOT = None'
freetype = 'FREETYPE_ROOT = None'
tcl_value = (
'TCL_ROOT = "/usr/lib/x86_64-linux-gnu/", "/usr/include"')
jpg_value = (
'JPEG_ROOT = "/usr/lib/x86_64-linux-gnu/", "/usr/include"')
zlib_value = (
'ZLIB_ROOT = "/usr/lib/x86_64-linux-gnu/", "/usr/include"')
tiff_value = (
'TIFF_ROOT = "/usr/lib/x86_64-linux-gnu/", "/usr/include"')
freetype_value = (
'FREETYPE_ROOT = "/usr/lib/x86_64-linux-gnu/", "/usr/include"')
venv = os.path.join(code_path, 'venv')
with cd(venv):
run('bin/pip uninstall pil')
run('wget -c http://effbot.org/downloads/Imaging-1.1.7.tar.gz')
run('tar xfz Imaging-1.1.7.tar.gz')
with cd(os.path.join(venv, 'Imaging-1.1.7')):
sed('setup.py', tcl, tcl_value)
sed('setup.py', jpg, jpg_value)
sed('setup.py', zlib, zlib_value)
sed('setup.py', tiff, tiff_value)
sed('setup.py', freetype, freetype_value)
run('../bin/python setup.py install')
def install_from_source(version=DEFAULT_VERSION):
"""
Install Node JS from source.
::
import fabtools
# Install Node.js
fabtools.nodejs.install_nodejs()
.. note:: This function may not work for old versions of Node.js.
"""
from fabtools.require.deb import packages as require_packages
from fabtools.require import file as require_file
require_packages([
'build-essential',
'python',
'libssl-dev',
])
filename = 'node-v%s.tar.gz' % version
foldername = filename[0:-7]
res = run('python -c "import multiprocessing ; print(multiprocessing.cpu_count())"')
cpus = int(res)
require_file(url='http://nodejs.org/dist/v%(version)s/%(filename)s' % {
'version': version,
'filename': filename,
})
run('tar -xzf %s' % filename)
with cd(foldername):
run('./configure')
run('make -j%d' % (cpus + 1))
run_as_root('make install')
run('rm -rf %(filename)s %(foldername)s' % locals())
def build_pil(code_path):
"""Build pil with proper support for jpeg etc.
:param code_path: Directory where the code lives.
:type code_path: str
.. note:: Any existing PIL will be uninstalled.
.. versionadded: 0.16.0
"""
require_packages(['libjpeg-dev', 'libfreetype6', 'libfreetype6-dev'])
tcl = 'TCL_ROOT = None'
jpg = 'JPEG_ROOT = None'
zlib = 'ZLIB_ROOT = None'
tiff = 'TIFF_ROOT = None'
freetype = 'FREETYPE_ROOT = None'
tcl_value = ('TCL_ROOT = "/usr/lib/x86_64-linux-gnu/", "/usr/include"')
jpg_value = ('JPEG_ROOT = "/usr/lib/x86_64-linux-gnu/", "/usr/include"')
zlib_value = ('ZLIB_ROOT = "/usr/lib/x86_64-linux-gnu/", "/usr/include"')
tiff_value = ('TIFF_ROOT = "/usr/lib/x86_64-linux-gnu/", "/usr/include"')
freetype_value = (
'FREETYPE_ROOT = "/usr/lib/x86_64-linux-gnu/", "/usr/include"')
venv = os.path.join(code_path, 'venv')
with cd(venv):
run('bin/pip uninstall pil')
run('wget -c http://effbot.org/downloads/Imaging-1.1.7.tar.gz')
run('tar xfz Imaging-1.1.7.tar.gz')
with cd(os.path.join(venv, 'Imaging-1.1.7')):
sed('setup.py', tcl, tcl_value)
sed('setup.py', jpg, jpg_value)
sed('setup.py', zlib, zlib_value)
sed('setup.py', tiff, tiff_value)
sed('setup.py', freetype, freetype_value)
run('../bin/python setup.py install')
