aspera-cli: a new package. (#8715)

* aspera-cli: a new package.

* flak8.

var/spack/repos/builtin/packages/aspera-cli/package.py

+##############################################################################
+# Copyright (c) 2013-2018, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/spack/spack
+# Please also see the NOTICE and LICENSE files for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# 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 terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+from glob import glob
+
+
+class AsperaCli(Package):
+    """The Aspera CLI client for the Fast and Secure Protocol (FASP)."""
+
+    homepage = "https://asperasoft.com"
+    url      = "https://download.asperasoft.com/download/sw/cli/3.7.7/aspera-cli-3.7.7.608.927cce8-linux-64-release.sh"
+
+    version('3.7.7', 'e92140d809e7e65112a5d1cd49c442cf',
+            url='https://download.asperasoft.com/download/sw/cli/3.7.7/aspera-cli-3.7.7.608.927cce8-linux-64-release.sh',
+            expand=False)
+
+    def setup_environment(self, spack_env, run_env):
+        run_env.prepend_path('PATH', self.prefix.cli.bin)
+
+    def install(self, spec, prefix):
+        runfile = glob(join_path(self.stage.path, 'aspera-cli*.sh'))[0]
+        # Update destination path
+        filter_file('INSTALL_DIR=~/.aspera',
+                    'INSTALL_DIR=%s' % prefix,
+                    runfile,
+                    string=True)
+        # Install
+        chmod = which('chmod')
+        chmod('+x', runfile)
+        runfile = which(runfile)
+        runfile()