python: Add support for installing packages with pip

python/manifests/init.pp

@@ -129,3 +129,67 @@ define python::compile() {
   }
 
 }
+
+
+# Install pip.
+#
+class python::pip {
+
+  case $::operatingsystem {
+    'openbsd': {
+      $package = 'py-pip'
+    }
+    default: {
+      $package = 'python-pip'
+    }
+  }
+
+  package { $package:
+    ensure => installed,
+  }
+
+}
+
+
+# Install python package using pip.
+#
+# === Parameters
+#
+# $name:
+#   Package name.
+#
+# $source:
+#   Optional source path to package archive.
+#
+define python::pip::install($source=undef) {
+
+  require python::pip
+
+  if $source {
+    $filename = basename($name)
+
+    file { "/usr/local/src/${filename}":
+      ensure => present,
+      mode   => '0644',
+      owner  => 'root',
+      group  => $::operatingsystem ? {
+        'openbsd' => 'wheel',
+        default   => 'root',
+      },
+      source => $source,
+    }
+
+    exec { "pip-install-${filename}":
+      refreshonly => true,
+      path        => '/bin:/usr/bin:/usr/local/bin:/sbin:/usr/sbin:/usr/local/sbin',
+      command     => "pip install --no-deps --no-index --upgrade /usr/local/src/${filename}",
+      subscribe   => File["/usr/local/src/${filename}"],
+    }
+  } else {
+    package { $name:
+      ensure   => installed,
+      provider => 'pip',
+    }
+  }
+
+}