summaryrefslogtreecommitdiff
path: root/manifests/virtualenv.pp
blob: f45678be4b65e5d38d1a3d03ba4c855578cf6922 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
# == Define: python::virtualenv
#
# Creates Python virtualenv.
#
# === Parameters
#
# [*ensure*]
#  present|absent. Default: present
#
# [*version*]
#  Python version to use. Default: system default
#
# [*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
#
# [*distribute*]
#  Include distribute in the virtualenv. Default: true
#
# [*owner*]
#  The owner of the virtualenv being manipulated. Default: root
#
# [*group*]
#  The group relating to the virtualenv being manipulated. Default: root
#
# [*index*]
#  Base URL of Python package index. Default: none (http://pypi.python.org/simple/)
#
# === Examples
#
# python::virtualenv { '/var/www/project1':
#   ensure       => present,
#   version      => 'system',
#   requirements => '/var/www/project1/requirements.txt',
#   proxy        => 'http://proxy.domain.com:3128',
#   systempkgs   => true,
#   index        => 'http://www.example.com/simple/'
# }
#
# === Authors
#
# 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,
) {

  $venv_dir = $name

  if $ensure == 'present' {

    $python = $version ? {
      'system' => 'python',
      default  => "python${version}",
    }

    $proxy_flag = $proxy ? {
      false    => '',
      default  => "--proxy=${proxy}",
    }

    $proxy_command = $proxy ? {
      false   => '',
      default => "&& export http_proxy=${proxy}",
    }

    $system_pkgs_flag = $systempkgs ? {
      false    => '',
      default  => '--system-site-packages',
    }

    $distribute_pkg = $distribute ? {
      true     => 'distribute',
      default  => '',
    }
    $pypi_index = $index ? {
        false   => '',
        default => "-i ${index}",
    }

    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 --log-file ${venv_dir}/pip.log install ${pypi_index} ${proxy_flag} --upgrade ${distribute_pkg} pip",
      user    => $owner,
      creates => "${venv_dir}/bin/activate",
      path    => [ '/bin', '/usr/bin', '/usr/sbin' ],
    }

    if $requirements {
      exec { "python_requirements_initial_install_${requirements}_${venv_dir}":
        command     => "${venv_dir}/bin/pip --log-file ${venv_dir}/pip.log install ${pypi_index} ${proxy_flag} -r ${requirements}",
        refreshonly => true,
        timeout     => 1800,
        user        => $owner,
        subscribe   => Exec["python_virtualenv_${venv_dir}"],
      }

      python::requirements { "${requirements}_${venv_dir}":
        requirements => $requirements,
        virtualenv   => $venv_dir,
        proxy        => $proxy,
        owner        => $owner,
        group        => $group,
        require      => Exec["python_virtualenv_${venv_dir}"],
      }
    }

  } elsif $ensure == 'absent' {

    file { $venv_dir:
      ensure  => absent,
      force   => true,
      recurse => true,
      purge   => true,
    }

  }

}