cdist-backup/cdist/test/exec/remote.py

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# -*- coding: utf-8 -*-
#
# 2010-2011 Steven Armstrong (steven-cdist at armstrong.cc)
#
# This file is part of cdist.
#
# cdist is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# cdist 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
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with cdist. If not, see <http://www.gnu.org/licenses/>.
#
#
import os
import getpass
import shutil
import multiprocessing
import cdist
from cdist import test
from cdist.exec import remote
class RemoteTestCase(test.CdistTestCase):
def setUp(self):
self.temp_dir = self.mkdtemp()
self.target_host = (
'localhost',
'localhost',
'localhost',
)
# another temp dir for remote base path
self.base_path = self.mkdtemp()
user = getpass.getuser()
remote_exec = "ssh -o User=%s -q" % user
remote_copy = "scp -o User=%s -q" % user
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self.remote = remote.Remote(self.target_host, base_path=self.base_path,
remote_exec=remote_exec,
remote_copy=remote_copy)
def tearDown(self):
shutil.rmtree(self.temp_dir)
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shutil.rmtree(self.base_path)
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# test api
def test_conf_path(self):
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self.assertEqual(self.remote.conf_path,
os.path.join(self.base_path, "conf"))
def test_object_path(self):
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self.assertEqual(self.remote.object_path,
os.path.join(self.base_path, "object"))
def test_type_path(self):
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self.assertEqual(self.remote.type_path,
os.path.join(self.base_path, "conf", "type"))
def test_global_explorer_path(self):
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self.assertEqual(self.remote.global_explorer_path,
os.path.join(self.base_path, "conf", "explorer"))
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# /test api
def test_run_success(self):
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self.remote.run(['true'])
def test_run_fail(self):
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self.assertRaises(cdist.Error, self.remote.run, ['false'])
def test_run_script_success(self):
handle, script = self.mkstemp(dir=self.temp_dir)
with os.fdopen(handle, "w") as fd:
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fd.writelines(["#!/bin/sh\n", "true"])
self.remote.run_script(script)
def test_run_script_fail(self):
handle, script = self.mkstemp(dir=self.temp_dir)
with os.fdopen(handle, "w") as fd:
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fd.writelines(["#!/bin/sh\n", "false"])
self.assertRaises(cdist.Error, self.remote.run_script,
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script)
def test_run_script_get_output(self):
handle, script = self.mkstemp(dir=self.temp_dir)
with os.fdopen(handle, "w") as fd:
fd.writelines(["#!/bin/sh\n", "echo foobar"])
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self.assertEqual(self.remote.run_script(script, return_output=True),
"foobar\n")
def test_mkdir(self):
temp_dir = self.mkdtemp(dir=self.temp_dir)
os.rmdir(temp_dir)
self.remote.mkdir(temp_dir)
self.assertTrue(os.path.isdir(temp_dir))
def test_rmdir(self):
temp_dir = self.mkdtemp(dir=self.temp_dir)
self.remote.rmdir(temp_dir)
self.assertFalse(os.path.isdir(temp_dir))
def test_transfer_file(self):
handle, source = self.mkstemp(dir=self.temp_dir)
os.close(handle)
target = self.mkdtemp(dir=self.temp_dir)
self.remote.transfer(source, target)
self.assertTrue(os.path.isfile(
os.path.join(target, os.path.basename(source))))
def test_transfer_dir(self):
source = self.mkdtemp(dir=self.temp_dir)
# put a file in the directory as payload
handle, source_file = self.mkstemp(dir=source)
os.close(handle)
source_file_name = os.path.split(source_file)[-1]
target = self.mkdtemp(dir=self.temp_dir)
self.remote.transfer(source, target)
# test if the payload file is in the target directory
self.assertTrue(os.path.isfile(os.path.join(target, source_file_name)))
def test_transfer_dir_parallel(self):
source = self.mkdtemp(dir=self.temp_dir)
# put 8 files in the directory as payload
filenames = []
for x in range(8):
handle, source_file = self.mkstemp(dir=source)
os.close(handle)
source_file_name = os.path.split(source_file)[-1]
filenames.append(source_file_name)
target = self.mkdtemp(dir=self.temp_dir)
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self.remote.transfer(source, target,
multiprocessing.cpu_count())
# test if the payload files are in the target directory
for filename in filenames:
self.assertTrue(os.path.isfile(os.path.join(target, filename)))
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def test_create_files_dirs(self):
self.remote.create_files_dirs()
self.assertTrue(os.path.isdir(self.remote.base_path))
self.assertTrue(os.path.isdir(self.remote.conf_path))
def test_run_target_host_in_env(self):
handle, remote_exec_path = self.mkstemp(dir=self.temp_dir)
with os.fdopen(handle, 'w') as fd:
fd.writelines(["#!/bin/sh\n", "echo $__target_host"])
os.chmod(remote_exec_path, 0o755)
remote_exec = remote_exec_path
remote_copy = "echo"
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r = remote.Remote(self.target_host, base_path=self.base_path,
remote_exec=remote_exec, remote_copy=remote_copy)
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self.assertEqual(r.run('true', return_output=True),
"%s\n" % self.target_host[0])
def test_run_script_target_host_in_env(self):
handle, remote_exec_path = self.mkstemp(dir=self.temp_dir)
with os.fdopen(handle, 'w') as fd:
fd.writelines(["#!/bin/sh\n", "echo $__target_host"])
os.chmod(remote_exec_path, 0o755)
remote_exec = remote_exec_path
remote_copy = "echo"
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r = remote.Remote(self.target_host, base_path=self.base_path,
remote_exec=remote_exec, remote_copy=remote_copy)
handle, script = self.mkstemp(dir=self.temp_dir)
with os.fdopen(handle, "w") as fd:
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fd.writelines(["#!/bin/sh\n", "true"])
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self.assertEqual(r.run_script(script, return_output=True),
"%s\n" % self.target_host[0])
def test_run_script_with_env_target_host_in_env(self):
handle, script = self.mkstemp(dir=self.temp_dir)
with os.fdopen(handle, "w") as fd:
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fd.writelines([
"#!/bin/sh\n",
('if [ "$__object" ]; then echo $__object; '
'else echo no_env; fi\n')])
os.chmod(script, 0o755)
handle, remote_exec_path = self.mkstemp(dir=self.temp_dir)
with os.fdopen(handle, 'w') as fd:
fd.writelines(["#!/bin/sh\n", 'shift; cmd=$1; shift; $cmd "$@"\n'])
os.chmod(remote_exec_path, 0o755)
remote_exec = remote_exec_path
remote_copy = "echo"
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r = remote.Remote(self.target_host, base_path=self.base_path,
remote_exec=remote_exec, remote_copy=remote_copy)
output = r.run_script(script, return_output=True)
self.assertEqual(output, "no_env\n")
handle, remote_exec_path = self.mkstemp(dir=self.temp_dir)
with os.fdopen(handle, 'w') as fd:
fd.writelines(["#!/bin/sh\n", 'shift; cmd=$1; eval $cmd\n'])
os.chmod(remote_exec_path, 0o755)
remote_exec = remote_exec_path
env = {
'__object': 'test_object',
}
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r = remote.Remote(self.target_host, base_path=self.base_path,
remote_exec=remote_exec, remote_copy=remote_copy)
output = r.run_script(script, env=env, return_output=True)
self.assertEqual(output, "test_object\n")
if __name__ == '__main__':
import unittest
unittest.main()