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Merge branch 'master' of git://github.com/asteven/cdist

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This commit is contained in:
Nico Schottelius 2011-10-11 16:46:01 +02:00
commit ba43212681
6 changed files with 93 additions and 75 deletions
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2
lib/cdist/core/object.py
View file

@ -81,6 +81,7 @@ class Object(object):
"""define equality as 'attributes are the same'"""
return self.__dict__ == other.__dict__
# FIXME: still needed?
@property
def explorer_path(self):
"""Create and return the relative path to this objects explorers"""
@ -93,6 +94,7 @@ class Object(object):
requirements = fsproperty.FileListProperty(lambda obj: os.path.join(obj.absolute_path, 'require'))
parameters = fsproperty.DirectoryDictProperty(lambda obj: os.path.join(obj.absolute_path, 'parameter'))
explorers = fsproperty.DirectoryDictProperty(lambda obj: os.path.join(obj.base_path, obj.explorer_path))
changed = fsproperty.FileBooleanProperty(lambda obj: os.path.join(obj.absolute_path, "changed"))
prepared = fsproperty.FileBooleanProperty(lambda obj: os.path.join(obj.absolute_path, "prepared"))
ran = fsproperty.FileBooleanProperty(lambda obj: os.path.join(obj.absolute_path, "ran"))

70
lib/cdist/exec.py
View file

@ -23,36 +23,52 @@ import logging
import os
import subprocess
log = logging.getLogger(__name__)
import cdist
class ExecWrapper(object):
def __init__(self, remote_exec, remote_copy, target_host):
self.remote_exec = remote_exec
def shell_run_or_debug_fail(script, *args, remote_prefix=False, **kargs):
class Wrapper(object):
def __init__(self, target_host, remote_exec, remote_copy):
self.target_host = target_host
self.remote_exec = remote_exec
self.remote_copy = remote_copy
self.log = logging.getLogger(self.target_host)
def remote_mkdir(self, directory):
"""Create directory on remote side"""
self.run_or_fail(["mkdir", "-p", directory], remote=True)
def remove_remote_path(self, destination):
"""Ensure path on remote side vanished"""
self.run_or_fail(["rm", "-rf", destination], remote=True)
def transfer_path(self, source, destination):
"""Transfer directory and previously delete the remote destination"""
self.remove_remote_path(destination)
self.run_or_fail(os.environ['__remote_copy'].split() +
["-r", source, self.target_host + ":" + destination])
def shell_run_or_debug_fail(self, script, *args, remote=False, **kargs):
# Manually execute /bin/sh, because sh -e does what we want
# and sh -c -e does not exit if /bin/false called
args[0][:0] = [ "/bin/sh", "-e" ]
if remote_prefix:
remote_prefix = os.environ['__remote_exec'].split()
remote_prefix.append(os.environ['__target_host'])
if remote:
remote_prefix = self.remote_exec.split()
remote_prefix.append(self.target_host)
args[0][:0] = remote_prefix
log.debug("Shell exec cmd: %s", args)
self.log.debug("Shell exec cmd: %s", args)
if 'env' in kargs:
log.debug("Shell exec env: %s", kargs['env'])
self.log.debug("Shell exec env: %s", kargs['env'])
try:
subprocess.check_call(*args, **kargs)
except subprocess.CalledProcessError:
log.error("Code that raised the error:\n")
self.log.error("Code that raised the error:\n")
if remote_prefix:
run_or_fail(["cat", script], remote_prefix=remote_prefix)
if remote:
self.run_or_fail(["cat", script], remote=remote)
else:
try:
@ -66,32 +82,16 @@ def shell_run_or_debug_fail(script, *args, remote_prefix=False, **kargs):
except OSError as error:
raise cdist.Error(" ".join(*args) + ": " + error.args[1])
def run_or_fail(*args, remote_prefix=False, **kargs):
if remote_prefix:
remote_prefix = os.environ['__remote_exec'].split()
remote_prefix.append(os.environ['__target_host'])
def run_or_fail(self, *args, remote=False, **kargs):
if remote:
remote_prefix = self.remote_exec.split()
remote_prefix.append(self.target_host)
args[0][:0] = remote_prefix
log.debug("Exec: " + " ".join(*args))
self.log.debug("Exec: " + " ".join(*args))
try:
subprocess.check_call(*args, **kargs)
except subprocess.CalledProcessError:
raise cdist.Error("Command failed: " + " ".join(*args))
except OSError as error:
raise cdist.Error(" ".join(*args) + ": " + error.args[1])
def remote_mkdir(self, directory):
"""Create directory on remote side"""
cdist.exec.run_or_fail(["mkdir", "-p", directory], remote_prefix=True)
def remove_remote_path(self, destination):
"""Ensure path on remote side vanished"""
cdist.exec.run_or_fail(["rm", "-rf", destination], remote_prefix=True)
def transfer_path(self, source, destination):
"""Transfer directory and previously delete the remote destination"""
self.remove_remote_path(destination)
cdist.exec.run_or_fail(os.environ['__remote_copy'].split() +
["-r", source, self.target_host + ":" + destination])

21
lib/cdist/test/object/__init__.py
View file

@ -62,7 +62,7 @@ class ObjectTestCase(unittest.TestCase):
self.cdist_object.changed = False
self.cdist_object.prepared = False
self.cdist_object.ran = False
self.cdist_object.source = ""
self.cdist_object.source = []
def test_name(self):
self.assertEqual(self.cdist_object.name, '__third/moon')
@ -92,6 +92,19 @@ class ObjectTestCase(unittest.TestCase):
expected_parameters = {'planet': 'Saturn', 'name': 'Prometheus'}
self.assertEqual(self.cdist_object.parameters, expected_parameters)
def test_explorers(self):
self.assertEqual(self.cdist_object.explorers, {})
def test_explorers_after_changing(self):
expected = {'first': 'foo', 'second': 'bar'}
# when set, written to file
self.cdist_object.explorers = expected
# when accessed, read from file
self.assertEqual(self.cdist_object.explorers, expected)
# remove dynamically created folder
self.cdist_object.explorers = {}
os.rmdir(os.path.join(self.cdist_object.base_path, self.cdist_object.explorer_path))
def test_requirements(self):
expected = []
self.assertEqual(list(self.cdist_object.requirements), expected)
@ -118,8 +131,8 @@ class ObjectTestCase(unittest.TestCase):
self.assertTrue(self.cdist_object.ran)
def test_source(self):
self.assertEqual(self.cdist_object.source, '')
self.assertEqual(list(self.cdist_object.source), [])
def test_source_after_changing(self):
self.cdist_object.source = '/path/to/manifest'
self.assertEqual(self.cdist_object.source, '/path/to/manifest')
self.cdist_object.source = ['/path/to/manifest']
self.assertEqual(list(self.cdist_object.source), ['/path/to/manifest'])

0
lib/cdist/test/object/fixtures/object/__third/moon/.cdist/explorer/.keep
View file

23
lib/cdist/test/test_exec.py
View file

@ -22,18 +22,14 @@
import os
import sys
import shutil
import subprocess
import tempfile
import unittest
sys.path.insert(0, os.path.abspath(
os.path.join(os.path.dirname(os.path.realpath(__file__)), '../lib')))
import cdist.exec
class Exec(unittest.TestCase):
class ExecTestCase(unittest.TestCase):
def setUp(self):
"""Create shell code and co."""
@ -49,32 +45,35 @@ class Exec(unittest.TestCase):
false_fd.writelines(["#!/bin/sh\n", "/bin/false"])
false_fd.close()
target_host = "does.not.exist"
remote_exec = "ssh -o User=root -q"
remote_copy = "scp -o User=root -q"
self.wrapper = cdist.exec.Wrapper(target_host, remote_exec, remote_copy)
def tearDown(self):
shutil.rmtree(self.temp_dir)
def test_local_success_shell(self):
try:
cdist.exec.shell_run_or_debug_fail(self.shell_true, [self.shell_true])
self.wrapper.shell_run_or_debug_fail(self.shell_true, [self.shell_true])
except cdist.Error:
failed = True
else:
failed = False
self.assertFalse(failed)
def test_local_fail_shell(self):
self.assertRaises(cdist.Error, cdist.exec.shell_run_or_debug_fail,
self.assertRaises(cdist.Error, self.wrapper.shell_run_or_debug_fail,
self.shell_false, [self.shell_false])
def test_local_success(self):
try:
cdist.exec.run_or_fail(["/bin/true"])
self.wrapper.run_or_fail(["/bin/true"])
except cdist.Error:
failed = True
else:
failed = False
self.assertFalse(failed)
def test_local_fail(self):
self.assertRaises(cdist.Error, cdist.exec.run_or_fail, ["/bin/false"])
self.assertRaises(cdist.Error, self.wrapper.run_or_fail, ["/bin/false"])

4
lib/cdist/util/fsproperty.py
View file

@ -134,7 +134,11 @@ class FileListProperty(FileList):
def __set__(self, obj, value):
self._set_path(obj)
try:
os.unlink(self.path)
except EnvironmentError:
# ignored
pass
for item in value:
self.append(item)