diff options
Diffstat (limited to 'manifests/virtualenv.pp')
| -rw-r--r-- | manifests/virtualenv.pp | 114 |
1 files changed, 76 insertions, 38 deletions
diff --git a/manifests/virtualenv.pp b/manifests/virtualenv.pp index 9f9e96c..d3bc3b5 100644 --- a/manifests/virtualenv.pp +++ b/manifests/virtualenv.pp @@ -13,15 +13,39 @@ # [*requirements*] # Path to pip requirements.txt file. Default: none # -# [*proxy*] -# Proxy server to use for outbound connections. Default: none -# # [*systempkgs*] # Copy system site-packages into virtualenv. Default: don't +# If virtualenv version < 1.7 this flag has no effect since +# [*venv_dir*] +# Directory to install virtualenv to. Default: $name # # [*distribute*] # Include distribute in the virtualenv. Default: true # +# [*index*] +# Base URL of Python package index. Default: none (http://pypi.python.org/simple/) +# +# [*owner*] +# The owner of the virtualenv being manipulated. Default: root +# +# [*group*] +# The group relating to the virtualenv being manipulated. Default: root +# +# [*proxy*] +# Proxy server to use for outbound connections. Default: none +# +# [*environment*] +# Additional environment variables required to install the packages. Default: none +# +# [*path*] +# Specifies the PATH variable. Default: [ '/bin', '/usr/bin', '/usr/sbin' ] +# +# [*cwd*] +# The directory from which to run the "pip install" command. Default: undef +# +# [*timeout*] +# The maximum time in seconds the "pip install" command should take. Default: 1800 +# # === Examples # # python::virtualenv { '/var/www/project1': @@ -38,25 +62,30 @@ # Sergey Stankevich # Ashley Penney # Marc Fournier +# Fotis Gimian # define python::virtualenv ( - $ensure = present, - $version = 'system', - $requirements = false, - $proxy = false, - $systempkgs = false, - $distribute = true, - $owner = 'root', - $group = 'root', - $index = false, + $ensure = present, + $version = 'system', + $requirements = false, + $systempkgs = false, + $venv_dir = $name, + $distribute = true, + $index = false, + $owner = 'root', + $group = 'root', + $proxy = false, + $environment = [], + $path = [ '/bin', '/usr/bin', '/usr/sbin' ], + $cwd = undef, + $timeout = 1800 ) { - $venv_dir = $name - if $ensure == 'present' { $python = $version ? { 'system' => 'python', + 'pypy' => 'pypy', default => "python${version}", } @@ -70,46 +99,57 @@ define python::virtualenv ( default => "&& export http_proxy=${proxy}", } - $system_pkgs_flag = $systempkgs ? { - false => '', - default => '--system-site-packages', + # Virtualenv versions prior to 1.7 do not support the + # --system-site-packages flag, default off for prior versions + # Prior to version 1.7 the default was equal to --system-site-packages + # and the flag --no-site-packages had to be passed to do the opposite + if (( versioncmp($::virtualenv_version,'1.7') > 0 ) and ( $systempkgs == true )) { + $system_pkgs_flag = '--system-site-packages' + } elsif (( versioncmp($::virtualenv_version,'1.7') < 0 ) and ( $systempkgs == false )) { + $system_pkgs_flag = '--no-site-packages' + } else { + $system_pkgs_flag = $systempkgs ? { + true => '--system-site-packages', + false => '--no-site-packages', + default => fail('Invalid value for systempkgs. Boolean value is expected') + } } $distribute_pkg = $distribute ? { true => 'distribute', - default => '', + default => 'setuptools', } $pypi_index = $index ? { false => '', default => "-i ${index}", } + # Python 2.6 and older does not support setuptools/distribute > 0.8 which + # is required for pip wheel support, pip therefor requires --no-use-wheel flag + # if the # pip version is more recent than 1.4.1 but using an old python or + # setuputils/distribute version + # To check for this we test for wheel parameter using help and then using + # version, this makes sure we only use wheels if they are supported exec { "python_virtualenv_${venv_dir}": - command => "mkdir -p ${venv_dir} \ - ${proxy_command} \ - && virtualenv -p `which ${python}` ${system_pkgs_flag} ${venv_dir} \ - && ${venv_dir}/bin/pip install ${pypi_index} ${proxy_flag} --upgrade ${distribute_pkg} pip", - user => $owner, - creates => $venv_dir, - path => [ '/bin', '/usr/bin', '/usr/sbin' ], - } - - file{$venv_dir: - ensure => directory, - owner => $owner, - group => $group, - recurse => true, - require => Exec["python_virtualenv_${venv_dir}"], + command => "mkdir -p ${venv_dir} ${proxy_command} && virtualenv ${system_pkgs_flag} -p ${python} ${venv_dir} && ${venv_dir}/bin/pip wheel --help > /dev/null 2>&1 && { ${venv_dir}/bin/pip wheel --version > /dev/null 2>&1 || wheel_support_flag='--no-use-wheel'; } ; { ${venv_dir}/bin/pip --log ${venv_dir}/pip.log install ${pypi_index} ${proxy_flag} \$wheel_support_flag --upgrade pip ${distribute_pkg} || ${venv_dir}/bin/pip --log ${venv_dir}/pip.log install ${pypi_index} ${proxy_flag} --upgrade pip ${distribute_pkg} ;}", + user => $owner, + creates => "${venv_dir}/bin/activate", + path => $path, + cwd => '/tmp', + environment => $environment, + unless => "grep '^[\\t ]*VIRTUAL_ENV=[\\\\'\\\"]*${venv_dir}[\\\"\\\\'][\\t ]*$' ${venv_dir}/bin/activate", #Unless activate exists and VIRTUAL_ENV is correct we re-create the virtualenv } if $requirements { exec { "python_requirements_initial_install_${requirements}_${venv_dir}": - command => "${venv_dir}/bin/pip install ${pypi_index} ${proxy_flag} --requirement ${requirements}", + command => "${venv_dir}/bin/pip wheel --help > /dev/null 2>&1 && { ${venv_dir}/bin/pip wheel --version > /dev/null 2>&1 || wheel_support_flag='--no-use-wheel'; } ; ${venv_dir}/bin/pip --log ${venv_dir}/pip.log install ${pypi_index} ${proxy_flag} \$wheel_support_flag -r ${requirements}", refreshonly => true, - timeout => 1800, + timeout => $timeout, user => $owner, subscribe => Exec["python_virtualenv_${venv_dir}"], + environment => $environment, + cwd => $cwd } python::requirements { "${requirements}_${venv_dir}": @@ -118,10 +158,10 @@ define python::virtualenv ( proxy => $proxy, owner => $owner, group => $group, + cwd => $cwd, require => Exec["python_virtualenv_${venv_dir}"], } } - } elsif $ensure == 'absent' { file { $venv_dir: @@ -130,7 +170,5 @@ define python::virtualenv ( recurse => true, purge => true, } - } - } |