def load_json_or_yaml(data):
if not data:
return {}
try:
return util.load_json(data)
except (json.JSONDecodeError, TypeError):
return util.load_yaml(data)
def test_cloud_config_archive(self):
non_decodable = b'\x11\xc9\xb4gTH\xee\x12'
data = [{'content': '#cloud-config\npassword: gocubs\n'},
{'content': '#cloud-config\nlocale: chicago\n'},
{'content': non_decodable}]
message = b'#cloud-config-archive\n' + util.yaml_dumps(data).encode()
ci = stages.Init()
ci.datasource = FakeDataSource(message)
fs = {}
def fsstore(filename, content, mode=0o0644, omode="wb"):
fs[filename] = content
# consuming the user-data provided should write 'cloud_config' file
# which will have our yaml in it.
with mock.patch('cloudinit.util.write_file') as mockobj:
mockobj.side_effect = fsstore
ci.fetch()
ci.consume_data()
cfg = util.load_yaml(fs[ci.paths.get_ipath("cloud_config")])
self.assertEqual(cfg.get('password'), 'gocubs')
self.assertEqual(cfg.get('locale'), 'chicago')
def cloud_config(self):
"""
get the cloud-config used by the test
"""
if not self._cloud_config:
self._cloud_config = c_util.load_yaml(self.conf)
return self._cloud_config
def test_none_returns_default(self):
"""If yaml.load returns None, then default should be returned."""
blobs = ("", " ", "# foo\n", "#")
mdef = self.mydefault
self.assertEqual([(b, self.mydefault) for b in blobs],
[(b, util.load_yaml(blob=b, default=mdef))
for b in blobs])
def check_instance_id(self, sys_cfg) -> str:
"""Return True if instance_id unchanged."""
response = read_metadata(metadata_only=True)
md = response.get("meta-data", {})
if not isinstance(md, dict):
md = util.load_yaml(md)
return md.get("instance-id") == self.metadata.get("instance-id")
def test_merging_cloud_config(self):
blob = '''
#cloud-config
a: b
e: f
run:
- b
- c
'''
message1 = MIMEBase("text", "cloud-config")
message1.set_payload(blob)
blob2 = '''
#cloud-config
a: e
e: g
run:
- stuff
- morestuff
'''
message2 = MIMEBase("text", "cloud-config")
message2['X-Merge-Type'] = ('dict(recurse_array,'
'recurse_str)+list(append)+str(append)')
message2.set_payload(blob2)
blob3 = '''
#cloud-config
e:
- 1
- 2
- 3
p: 1
'''
message3 = MIMEBase("text", "cloud-config")
message3.set_payload(blob3)
messages = [message1, message2, message3]
paths = c_helpers.Paths({}, ds=FakeDataSource(''))
cloud_cfg = handlers.cloud_config.CloudConfigPartHandler(paths)
new_root = self.makeDir()
self.patchUtils(new_root)
self.patchOS(new_root)
cloud_cfg.handle_part(None, handlers.CONTENT_START, None, None, None,
None)
for i, m in enumerate(messages):
headers = dict(m)
fn = "part-%s" % (i + 1)
payload = m.get_payload(decode=True)
cloud_cfg.handle_part(None, headers['Content-Type'],
fn, payload, None, headers)
cloud_cfg.handle_part(None, handlers.CONTENT_END, None, None, None,
None)
contents = util.load_file(paths.get_ipath('cloud_config'))
contents = util.load_yaml(contents)
self.assertEquals(contents['run'], ['b', 'c', 'stuff', 'morestuff'])
self.assertEquals(contents['a'], 'be')
self.assertEquals(contents['e'], [1, 2, 3])
self.assertEquals(contents['p'], 1)
def _raw_instance_data_to_dict(metadata_type: str, metadata_value) -> dict:
"""Convert raw instance data from str, bytes, YAML to dict
:param metadata_type: string, one of as: meta-data, vendor-data, user-data
network-config
:param metadata_value: str, bytes or dict representing or instance-data.
:raises: InvalidMetaDataError on invalid instance-data content.
"""
if isinstance(metadata_value, dict):
return metadata_value
if metadata_value is None:
return {}
try:
parsed_metadata = util.load_yaml(metadata_value)
except AttributeError as exc: # not str or bytes
raise sources.InvalidMetaDataException(
"Invalid {md_type}. Expected str, bytes or dict but found:"
" {value}".format(md_type=metadata_type,
value=metadata_value)) from exc
if parsed_metadata is None:
raise sources.InvalidMetaDataException(
"Invalid {md_type} format. Expected YAML but found:"
" {value}".format(md_type=metadata_type, value=metadata_value))
return parsed_metadata
def _get_data(self) -> bool:
"""Crawl LXD socket API instance data and return True on success"""
if not self._is_platform_viable():
LOG.debug("Not an LXD datasource: No LXD socket found.")
return False
self._crawled_metadata = util.log_time(logfunc=LOG.debug,
msg='Crawl of metadata service',
func=read_metadata)
self.metadata = _raw_instance_data_to_dict(
"meta-data", self._crawled_metadata.get("meta-data"))
config = self._crawled_metadata.get("config", {})
user_metadata = config.get("user.meta-data", {})
if user_metadata:
user_metadata = _raw_instance_data_to_dict("user.meta-data",
user_metadata)
if not isinstance(self.metadata, dict):
self.metadata = util.mergemanydict(
[util.load_yaml(self.metadata), user_metadata])
if "user-data" in self._crawled_metadata:
self.userdata_raw = self._crawled_metadata["user-data"]
if "network-config" in self._crawled_metadata:
self._network_config = _maybe_remove_top_network(
_raw_instance_data_to_dict(
"network-config",
self._crawled_metadata["network-config"]))
if "vendor-data" in self._crawled_metadata:
self.vendordata_raw = self._crawled_metadata["vendor-data"]
return True
def test_variant_sets_distro_in_cloud_cfg_subp(self, tmpdir):
outfile = tmpdir.join("outcfg").strpath
subp.subp(self.cmd + ["--variant", "ubuntu", self.tmpl_path, outfile])
with open(outfile) as stream:
system_cfg = util.load_yaml(stream.read())
assert system_cfg["system_info"]["distro"] == "ubuntu"
def _merge_new_seed(cur, seeded):
ret = cur.copy()
newmd = seeded.get('meta-data', {})
if not isinstance(seeded['meta-data'], dict):
newmd = util.load_yaml(seeded['meta-data'])
ret['meta-data'] = util.mergemanydict([cur['meta-data'], newmd])
if seeded.get('network-config'):
ret['network-config'] = util.load_yaml(seeded['network-config'])
if 'user-data' in seeded:
ret['user-data'] = seeded['user-data']
if 'vendor-data' in seeded:
ret['vendor-data'] = seeded['vendor-data']
return ret
def _has_proper_console_support():
stdout, _ = subp(['lxc', 'info'])
info = load_yaml(stdout)
reason = None
if 'console' not in info.get('api_extensions', []):
reason = "LXD server does not support console api extension"
else:
dver = info.get('environment', {}).get('driver_version', "")
if dver.startswith("2.") or dver.startwith("1."):
reason = "LXD Driver version not 3.x+ (%s)" % dver
else:
try:
stdout, stderr = subp(['lxc', 'console', '--help'],
decode=False)
if not (b'console' in stdout and b'log' in stdout):
reason = "no '--log' in lxc console --help"
except ProcessExecutionError as e:
reason = "no 'console' command in lxc client"
if reason:
LOG.debug("no console-support: %s", reason)
return False
else:
LOG.debug("console-support looks good")
return True
def read_kernel_cmdline_config(files=None, mac_addrs=None, cmdline=None):
if cmdline is None:
cmdline = util.get_cmdline()
if files is None:
files = _get_klibc_net_cfg_files()
if 'network-config=' in cmdline:
data64 = None
for tok in cmdline.split():
if tok.startswith("network-config="):
data64 = tok.split("=", 1)[1]
if data64:
return util.load_yaml(_b64dgz(data64))
if not _is_initramfs_netconfig(files, cmdline):
return None
if mac_addrs is None:
mac_addrs = {}
for k in get_devicelist():
mac_addr = read_sys_net_safe(k, 'address')
if mac_addr:
mac_addrs[k] = mac_addr
return config_from_klibc_net_cfg(files=files, mac_addrs=mac_addrs)
def test_mime_gzip_compressed(self):
"""Tests that individual message gzip encoding works."""
def gzip_part(text):
return MIMEApplication(gzip_text(text), 'gzip')
base_content1 = '''
#cloud-config
a: 2
'''
base_content2 = '''
#cloud-config
b: 3
c: 4
'''
message = MIMEMultipart('test')
message.attach(gzip_part(base_content1))
message.attach(gzip_part(base_content2))
ci = stages.Init()
ci.datasource = FakeDataSource(str(message))
new_root = tempfile.mkdtemp()
self.addCleanup(shutil.rmtree, new_root)
self.patchUtils(new_root)
self.patchOS(new_root)
ci.fetch()
ci.consume_data()
contents = util.load_file(ci.paths.get_ipath("cloud_config"))
contents = util.load_yaml(contents)
self.assertTrue(isinstance(contents, dict))
self.assertEquals(3, len(contents))
self.assertEquals(2, contents['a'])
self.assertEquals(3, contents['b'])
self.assertEquals(4, contents['c'])
def test_include_bad_url(self, mock_sleep):
"""Test #include with a bad URL."""
bad_url = 'http://bad/forbidden'
bad_data = '#cloud-config\nbad: true\n'
httpretty.register_uri(httpretty.GET, bad_url, bad_data, status=403)
included_url = 'http://hostname/path'
included_data = '#cloud-config\nincluded: true\n'
httpretty.register_uri(httpretty.GET, included_url, included_data)
blob = '#include\n%s\n%s' % (bad_url, included_url)
self.reRoot()
ci = stages.Init()
ci.datasource = FakeDataSource(blob)
log_file = self.capture_log(logging.WARNING)
ci.fetch()
ci.consume_data()
self.assertIn("403 Client Error: Forbidden for url: %s" % bad_url,
log_file.getvalue())
cc_contents = util.load_file(ci.paths.get_ipath("cloud_config"))
cc = util.load_yaml(cc_contents)
self.assertIsNone(cc.get('bad'))
self.assertTrue(cc.get('included'))
def _merge_new_seed(cur, seeded):
ret = cur.copy()
newmd = seeded.get('meta-data', {})
if not isinstance(seeded['meta-data'], dict):
newmd = util.load_yaml(seeded['meta-data'])
ret['meta-data'] = util.mergemanydict([cur['meta-data'], newmd])
if seeded.get('network-config'):
ret['network-config'] = util.load_yaml(seeded['network-config'])
if 'user-data' in seeded:
ret['user-data'] = seeded['user-data']
if 'vendor-data' in seeded:
ret['vendor-data'] = seeded['vendor-data']
return ret
def test_nonallowed_returns_default(self):
# for now, anything not in the allowed list just returns the default.
myyaml = yaml.dump({'1': "one"})
self.assertEqual(util.load_yaml(blob=myyaml,
default=self.mydefault,
allowed=(str,)),
self.mydefault)
def test_python_unicode(self):
# complex type of python/unicde is explicitly allowed
myobj = {'1': unicode("FOOBAR")}
safe_yaml = yaml.dump(myobj)
self.assertEqual(util.load_yaml(blob=safe_yaml,
default=self.mydefault),
myobj)
def test_cloud_config_archive(self):
non_decodable = b'\x11\xc9\xb4gTH\xee\x12'
data = [{
'content': '#cloud-config\npassword: gocubs\n'
}, {
'content': '#cloud-config\nlocale: chicago\n'
}, {
'content': non_decodable
}]
message = b'#cloud-config-archive\n' + util.yaml_dumps(data).encode()
ci = stages.Init()
ci.datasource = FakeDataSource(message)
fs = {}
def fsstore(filename, content, mode=0o0644, omode="wb"):
fs[filename] = content
# consuming the user-data provided should write 'cloud_config' file
# which will have our yaml in it.
with mock.patch('cloudinit.util.write_file') as mockobj:
mockobj.side_effect = fsstore
ci.fetch()
ci.consume_data()
cfg = util.load_yaml(fs[ci.paths.get_ipath("cloud_config")])
self.assertEqual(cfg.get('password'), 'gocubs')
self.assertEqual(cfg.get('locale'), 'chicago')
def _load_merge_files(self):
merge_root = self.resourceLocation('merge_sources')
tests = []
source_ids = collections.defaultdict(list)
expected_files = {}
for fn in glob.glob(os.path.join(merge_root, SOURCE_PAT)):
base_fn = os.path.basename(fn)
file_id = re.match(r"source(\d+)\-(\d+)[.]yaml", base_fn)
if not file_id:
raise IOError("File %s does not have a numeric identifier" %
(fn))
file_id = int(file_id.group(1))
source_ids[file_id].append(fn)
expected_fn = os.path.join(merge_root, EXPECTED_PAT % (file_id))
if not os.path.isfile(expected_fn):
raise IOError("No expected file found at %s" % (expected_fn))
expected_files[file_id] = expected_fn
for i in sorted(source_ids.keys()):
source_file_contents = []
for fn in sorted(source_ids[i]):
source_file_contents.append([fn, util.load_file(fn)])
expected = util.load_yaml(util.load_file(expected_files[i]))
entry = [source_file_contents, [expected, expected_files[i]]]
tests.append(entry)
return tests
def test_cloud_config_archive(self):
non_decodable = b"\x11\xc9\xb4gTH\xee\x12"
data = [
{
"content": "#cloud-config\npassword: gocubs\n"
},
{
"content": "#cloud-config\nlocale: chicago\n"
},
{
"content": non_decodable
},
]
message = b"#cloud-config-archive\n" + safeyaml.dumps(data).encode()
self.reRoot()
ci = stages.Init()
ci.datasource = FakeDataSource(message)
fs = {}
def fsstore(filename, content, mode=0o0644, omode="wb"):
fs[filename] = content
# consuming the user-data provided should write 'cloud_config' file
# which will have our yaml in it.
with mock.patch("cloudinit.util.write_file") as mockobj:
mockobj.side_effect = fsstore
ci.fetch()
ci.consume_data()
cfg = util.load_yaml(fs[ci.paths.get_ipath("cloud_config")])
self.assertEqual(cfg.get("password"), "gocubs")
self.assertEqual(cfg.get("locale"), "chicago")
def test_include_bad_url_no_fail(self, mock_sleep):
"""Test #include with a bad URL and failure disabled"""
bad_url = "http://bad/forbidden"
bad_data = "#cloud-config\nbad: true\n"
httpretty.register_uri(httpretty.GET, bad_url, bad_data, status=403)
included_url = "http://hostname/path"
included_data = "#cloud-config\nincluded: true\n"
httpretty.register_uri(httpretty.GET, included_url, included_data)
blob = "#include\n%s\n%s" % (bad_url, included_url)
self.reRoot()
ci = stages.Init()
ci.datasource = FakeDataSource(blob)
log_file = self.capture_log(logging.WARNING)
ci.fetch()
ci.consume_data()
self.assertIn(
"403 Client Error: Forbidden for url: %s" % bad_url,
log_file.getvalue(),
)
cc_contents = util.load_file(ci.paths.get_ipath("cloud_config"))
cc = util.load_yaml(cc_contents)
self.assertIsNone(cc.get("bad"))
self.assertTrue(cc.get("included"))
def test_mime_gzip_compressed(self):
"""Tests that individual message gzip encoding works."""
def gzip_part(text):
return MIMEApplication(gzip_text(text), "gzip")
base_content1 = """
#cloud-config
a: 2
"""
base_content2 = """
#cloud-config
b: 3
c: 4
"""
message = MIMEMultipart("test")
message.attach(gzip_part(base_content1))
message.attach(gzip_part(base_content2))
ci = stages.Init()
ci.datasource = FakeDataSource(str(message))
self.reRoot()
ci.fetch()
ci.consume_data()
contents = util.load_file(ci.paths.get_ipath("cloud_config"))
contents = util.load_yaml(contents)
self.assertTrue(isinstance(contents, dict))
self.assertEqual(3, len(contents))
self.assertEqual(2, contents["a"])
self.assertEqual(3, contents["b"])
self.assertEqual(4, contents["c"])
def test_merging_cloud_config(self):
blob = '''
#cloud-config
a: b
e: f
run:
- b
- c
'''
message1 = MIMEBase("text", "cloud-config")
message1.set_payload(blob)
blob2 = '''
#cloud-config
a: e
e: g
run:
- stuff
- morestuff
'''
message2 = MIMEBase("text", "cloud-config")
message2['X-Merge-Type'] = ('dict(recurse_array,'
'recurse_str)+list(append)+str(append)')
message2.set_payload(blob2)
blob3 = '''
#cloud-config
e:
- 1
- 2
- 3
p: 1
'''
message3 = MIMEBase("text", "cloud-config")
message3.set_payload(blob3)
messages = [message1, message2, message3]
paths = c_helpers.Paths({}, ds=FakeDataSource(''))
cloud_cfg = handlers.cloud_config.CloudConfigPartHandler(paths)
new_root = self.makeDir()
self.patchUtils(new_root)
self.patchOS(new_root)
cloud_cfg.handle_part(None, handlers.CONTENT_START, None, None, None,
None)
for i, m in enumerate(messages):
headers = dict(m)
fn = "part-%s" % (i + 1)
payload = m.get_payload(decode=True)
cloud_cfg.handle_part(None, headers['Content-Type'],
fn, payload, None, headers)
cloud_cfg.handle_part(None, handlers.CONTENT_END, None, None, None,
None)
contents = util.load_file(paths.get_ipath('cloud_config'))
contents = util.load_yaml(contents)
self.assertEquals(contents['run'], ['b', 'c', 'stuff', 'morestuff'])
self.assertEquals(contents['a'], 'be')
self.assertEquals(contents['e'], [1, 2, 3])
self.assertEquals(contents['p'], 1)
def test_cloud_config_as_x_shell_script(self):
blob_cc = """
#cloud-config
a: b
c: d
"""
message_cc = MIMEBase("text", "x-shellscript")
message_cc.set_payload(blob_cc)
blob_jp = """
#cloud-config-jsonp
[
{ "op": "replace", "path": "/a", "value": "c" },
{ "op": "remove", "path": "/c" }
]
"""
message_jp = MIMEBase("text", "cloud-config-jsonp")
message_jp.set_payload(blob_jp)
message = MIMEMultipart()
message.attach(message_cc)
message.attach(message_jp)
self.reRoot()
ci = stages.Init()
ci.datasource = FakeDataSource(str(message))
ci.fetch()
ci.consume_data()
cc_contents = util.load_file(ci.paths.get_ipath("cloud_config"))
cc = util.load_yaml(cc_contents)
self.assertEqual(1, len(cc))
self.assertEqual("c", cc["a"])
def test_mixed_cloud_config(self):
blob_cc = """
#cloud-config
a: b
c: d
"""
message_cc = MIMEBase("text", "cloud-config")
message_cc.set_payload(blob_cc)
blob_jp = """
#cloud-config-jsonp
[
{ "op": "replace", "path": "/a", "value": "c" },
{ "op": "remove", "path": "/c" }
]
"""
message_jp = MIMEBase("text", "cloud-config-jsonp")
message_jp.set_payload(blob_jp)
message = MIMEMultipart()
message.attach(message_cc)
message.attach(message_jp)
ci = stages.Init()
ci.datasource = FakeDataSource(str(message))
new_root = self.makeDir()
self.patchUtils(new_root)
self.patchOS(new_root)
ci.fetch()
ci.consume_userdata()
cc_contents = util.load_file(ci.paths.get_ipath("cloud_config"))
cc = util.load_yaml(cc_contents)
self.assertEquals(1, len(cc))
self.assertEquals("c", cc["a"])
def _load_merge_files(self):
merge_root = self.resourceLocation('merge_sources')
tests = []
source_ids = collections.defaultdict(list)
expected_files = {}
for fn in glob.glob(os.path.join(merge_root, SOURCE_PAT)):
base_fn = os.path.basename(fn)
file_id = re.match(r"source(\d+)\-(\d+)[.]yaml", base_fn)
if not file_id:
raise IOError("File %s does not have a numeric identifier"
% (fn))
file_id = int(file_id.group(1))
source_ids[file_id].append(fn)
expected_fn = os.path.join(merge_root, EXPECTED_PAT % (file_id))
if not os.path.isfile(expected_fn):
raise IOError("No expected file found at %s" % (expected_fn))
expected_files[file_id] = expected_fn
for i in sorted(source_ids.keys()):
source_file_contents = []
for fn in sorted(source_ids[i]):
source_file_contents.append([fn, util.load_file(fn)])
expected = util.load_yaml(util.load_file(expected_files[i]))
entry = [source_file_contents, [expected, expected_files[i]]]
tests.append(entry)
return tests
def test_mixed_cloud_config(self):
blob_cc = '''
#cloud-config
a: b
c: d
'''
message_cc = MIMEBase("text", "cloud-config")
message_cc.set_payload(blob_cc)
blob_jp = '''
#cloud-config-jsonp
[
{ "op": "replace", "path": "/a", "value": "c" },
{ "op": "remove", "path": "/c" }
]
'''
message_jp = MIMEBase('text', "cloud-config-jsonp")
message_jp.set_payload(blob_jp)
message = MIMEMultipart()
message.attach(message_cc)
message.attach(message_jp)
self.reRoot()
ci = stages.Init()
ci.datasource = FakeDataSource(str(message))
ci.fetch()
ci.consume_data()
cc_contents = util.load_file(ci.paths.get_ipath("cloud_config"))
cc = util.load_yaml(cc_contents)
self.assertEqual(1, len(cc))
self.assertEqual('c', cc['a'])
def test_nonallowed_returns_default(self):
# for now, anything not in the allowed list just returns the default.
myyaml = yaml.dump({'1': "one"})
self.assertEqual(util.load_yaml(blob=myyaml,
default=self.mydefault,
allowed=(str,)),
self.mydefault)
def test_none_returns_default(self):
"""If yaml.load returns None, then default should be returned."""
blobs = ("", " ", "# foo\n", "#")
mdef = self.mydefault
self.assertEqual(
[(b, self.mydefault) for b in blobs],
[(b, util.load_yaml(blob=b, default=mdef)) for b in blobs])
def test_mixed_cloud_config(self):
blob_cc = '''
#cloud-config
a: b
c: d
'''
message_cc = MIMEBase("text", "cloud-config")
message_cc.set_payload(blob_cc)
blob_jp = '''
#cloud-config-jsonp
[
{ "op": "replace", "path": "/a", "value": "c" },
{ "op": "remove", "path": "/c" }
]
'''
message_jp = MIMEBase('text', "cloud-config-jsonp")
message_jp.set_payload(blob_jp)
message = MIMEMultipart()
message.attach(message_cc)
message.attach(message_jp)
self.reRoot()
ci = stages.Init()
ci.datasource = FakeDataSource(str(message))
ci.fetch()
ci.consume_data()
cc_contents = util.load_file(ci.paths.get_ipath("cloud_config"))
cc = util.load_yaml(cc_contents)
self.assertEqual(1, len(cc))
self.assertEqual('c', cc['a'])
def test_python_unicode(self):
# complex type of python/unicde is explicitly allowed
myobj = {'1': unicode("FOOBAR")}
safe_yaml = yaml.dump(myobj)
self.assertEqual(util.load_yaml(blob=safe_yaml,
default=self.mydefault),
myobj)
def merge_results(data, path):
"""Handle merging results from collect phase and verify phase."""
current = {}
if os.path.exists(path):
with open(path, 'r') as fp:
current = c_util.load_yaml(fp.read())
current.update(data)
yaml_dump(current, path)
def handle_part(self, _data, ctype, filename, payload, frequency):
if ctype == TAUPAGE_AMI_CONFIG_MIME_TYPE:
LOG.info("Got Taupage AMI configuration; merging with {config}".format(config=TAUPAGE_CONFIG))
LOG.debug("Parsing given input...")
config_new = util.load_yaml(payload)
LOG.debug("Loading existing configuration...")
config_yaml = util.read_file_or_url(TAUPAGE_CONFIG)
config_old = util.load_yaml(config_yaml)
LOG.debug("Merging configurations...")
config_merged = dict(config_old.items() + config_new.items())
LOG.debug("Storing merged configuration...")
config_yaml = util.yaml_dumps(config_merged)
util.write_file(TAUPAGE_CONFIG, config_yaml, 0o444)
def _merge_new_seed(cur, seeded):
ret = cur.copy()
ret['meta-data'] = util.mergemanydict([cur['meta-data'],
util.load_yaml(seeded['meta-data'])])
ret['user-data'] = seeded['user-data']
if 'vendor-data' in seeded:
ret['vendor-data'] = seeded['vendor-data']
return ret
def test_variant_sets_distro_in_cloud_cfg(self, variant, tmpdir):
outfile = tmpdir.join('outcfg').strpath
subp.subp(self.cmd + ['--variant', variant, self.tmpl_path, outfile])
with open(outfile) as stream:
system_cfg = util.load_yaml(stream.read())
if variant == 'unknown':
variant = 'ubuntu' # Unknown is defaulted to ubuntu
assert system_cfg['system_info']['distro'] == variant
def _merge_new_seed(cur, seeded):
ret = cur.copy()
newmd = seeded.get("meta-data", {})
if not isinstance(seeded["meta-data"], dict):
newmd = util.load_yaml(seeded["meta-data"])
ret["meta-data"] = util.mergemanydict([cur["meta-data"], newmd])
if seeded.get("network-config"):
ret["network-config"] = _maybe_remove_top_network(
util.load_yaml(seeded.get("network-config")))
if "user-data" in seeded:
ret["user-data"] = seeded["user-data"]
if "vendor-data" in seeded:
ret["vendor-data"] = seeded["vendor-data"]
return ret
def test_variant_sets_distro_in_cloud_cfg(self, variant, tmpdir):
outfile = tmpdir.join("outcfg").strpath
subp.subp(self.cmd + ["--variant", variant, self.tmpl_path, outfile])
with open(outfile) as stream:
system_cfg = util.load_yaml(stream.read())
if variant == "unknown":
variant = "ubuntu" # Unknown is defaulted to ubuntu
assert system_cfg["system_info"]["distro"] == variant
def _merge_new_seed(cur, seeded):
ret = cur.copy()
ret['meta-data'] = util.mergemanydict([cur['meta-data'],
util.load_yaml(seeded['meta-data'])])
ret['user-data'] = seeded['user-data']
if 'vendor-data' in seeded:
ret['vendor-data'] = seeded['vendor-data']
return ret
def test_bogus_scan_error_returns_default(self):
'''On Yaml scan error, load_yaml returns the default and logs issue.'''
badyaml = "1\n 2:"
self.assertEqual(util.load_yaml(blob=badyaml, default=self.mydefault),
self.mydefault)
self.assertIn(
'Failed loading yaml blob. Invalid format at line 2 column 3:'
' "mapping values are not allowed here', self.logs.getvalue())
def test_variant_sets_network_renderer_priority_in_cloud_cfg(
self, variant, renderers, tmpdir):
outfile = tmpdir.join('outcfg').strpath
subp.subp(self.cmd + ['--variant', variant, self.tmpl_path, outfile])
with open(outfile) as stream:
system_cfg = util.load_yaml(stream.read())
assert renderers == system_cfg['system_info']['network']['renderers']
def read_metadata(url, timeout=2, sec_between=2, retries=30):
response = url_helper.readurl(url,
timeout=timeout,
sec_between=sec_between,
retries=retries)
if not response.ok():
raise RuntimeError("unable to read metadata at %s" % url)
return util.load_yaml(response.contents.decode())
def test_merging_cloud_config(self):
blob = """
#cloud-config
a: b
e: f
run:
- b
- c
"""
message1 = MIMEBase("text", "cloud-config")
message1.set_payload(blob)
blob2 = """
#cloud-config
a: e
e: g
run:
- stuff
- morestuff
"""
message2 = MIMEBase("text", "cloud-config")
message2[
"X-Merge-Type"] = "dict(recurse_array,recurse_str)+list(append)+str(append)"
message2.set_payload(blob2)
blob3 = """
#cloud-config
e:
- 1
- 2
- 3
p: 1
"""
message3 = MIMEBase("text", "cloud-config")
message3.set_payload(blob3)
messages = [message1, message2, message3]
paths = c_helpers.Paths({}, ds=FakeDataSource(""))
cloud_cfg = handlers.cloud_config.CloudConfigPartHandler(paths)
self.reRoot()
cloud_cfg.handle_part(None, handlers.CONTENT_START, None, None, None,
None)
for i, m in enumerate(messages):
headers = dict(m)
fn = "part-%s" % (i + 1)
payload = m.get_payload(decode=True)
cloud_cfg.handle_part(None, headers["Content-Type"], fn, payload,
None, headers)
cloud_cfg.handle_part(None, handlers.CONTENT_END, None, None, None,
None)
contents = util.load_file(paths.get_ipath("cloud_config"))
contents = util.load_yaml(contents)
self.assertEqual(contents["run"], ["b", "c", "stuff", "morestuff"])
self.assertEqual(contents["a"], "be")
self.assertEqual(contents["e"], [1, 2, 3])
self.assertEqual(contents["p"], 1)
def test_bogus_parse_error_returns_default(self):
'''On Yaml parse error, load_yaml returns default and logs issue.'''
badyaml = "{}}"
self.assertEqual(util.load_yaml(blob=badyaml, default=self.mydefault),
self.mydefault)
self.assertIn(
'Failed loading yaml blob. Invalid format at line 1 column 3:'
" \"expected \'<document start>\', but found \'}\'",
self.logs.getvalue())
def test_merging_cloud_config(self):
blob = """
#cloud-config
a: b
e: f
run:
- b
- c
"""
message1 = MIMEBase("text", "cloud-config")
message1.set_payload(blob)
blob2 = """
#cloud-config
a: e
e: g
run:
- stuff
- morestuff
"""
message2 = MIMEBase("text", "cloud-config")
message2["X-Merge-Type"] = "dict(recurse_array," "recurse_str)+list(append)+str(append)"
message2.set_payload(blob2)
blob3 = """
#cloud-config
e:
- 1
- 2
- 3
p: 1
"""
message3 = MIMEBase("text", "cloud-config")
message3.set_payload(blob3)
messages = [message1, message2, message3]
paths = c_helpers.Paths({}, ds=FakeDataSource(""))
cloud_cfg = handlers.cloud_config.CloudConfigPartHandler(paths)
new_root = self.makeDir()
self.patchUtils(new_root)
self.patchOS(new_root)
cloud_cfg.handle_part(None, handlers.CONTENT_START, None, None, None, None)
for i, m in enumerate(messages):
headers = dict(m)
fn = "part-%s" % (i + 1)
payload = m.get_payload(decode=True)
cloud_cfg.handle_part(None, headers["Content-Type"], fn, payload, None, headers)
cloud_cfg.handle_part(None, handlers.CONTENT_END, None, None, None, None)
contents = util.load_file(paths.get_ipath("cloud_config"))
contents = util.load_yaml(contents)
self.assertEquals(contents["run"], ["b", "c", "stuff", "morestuff"])
self.assertEquals(contents["a"], "be")
self.assertEquals(contents["e"], [1, 2, 3])
self.assertEquals(contents["p"], 1)
def test_bogus_parse_error_returns_default(self):
'''On Yaml parse error, load_yaml returns default and logs issue.'''
badyaml = "{}}"
self.assertEqual(util.load_yaml(blob=badyaml,
default=self.mydefault),
self.mydefault)
self.assertIn(
'Failed loading yaml blob. Invalid format at line 1 column 3:'
" \"expected \'<document start>\', but found \'}\'",
self.logs.getvalue())
def test_bogus_scan_error_returns_default(self):
'''On Yaml scan error, load_yaml returns the default and logs issue.'''
badyaml = "1\n 2:"
self.assertEqual(util.load_yaml(blob=badyaml,
default=self.mydefault),
self.mydefault)
self.assertIn(
'Failed loading yaml blob. Invalid format at line 2 column 3:'
' "mapping values are not allowed here',
self.logs.getvalue())
def handle_part(data,ctype,filename,payload):
# data: the cloudinit object
# ctype: '__begin__', '__end__', or the specific mime-type of the part
# filename: the filename for the part, or dynamically generated part if
# no filename is given attribute is present
# payload: the content of the part (empty for begin or end)
if ctype == "__begin__":
#print "my handler is beginning"
return
if ctype == "__end__":
#print "my handler is ending"
return
logger.info('==== received ctype=%s filename=%s ====' % (ctype,filename))
# Payload should be interpreted as yaml since configuration is given in cloud-config format
cfg = util.load_yaml(payload)
# If there isn't a se_config reference in the configuration don't do anything
if 'se_config' not in cfg:
logger.error('se_config configuration was not found!')
return
logger.info('ready to configure SE')
global se_config_cfg
se_config_cfg = cfg['se_config']
if 'name' in se_config_cfg:
name = se_config_cfg['name']
logger.info('configuring SE: '+name+'')
else:
logger.error('SE name not specified!')
return
logger.info('linking to proper mysql-connector-java.jar')
if 'javamc' in se_config_cfg:
javamc = se_config_cfg['javamc']
else:
javamc = 'mysql-connector-java-5.1.17.jar'
try:
cmd = ('rm -f /usr/share/java/storm-backend-server/mysql-connector-java-*.jar')
DPopen(cmd, 'True')
except:
logger.error('could not remove /usr/share/java/storm-backend-server/mysql-connector-java-*.jar')
return
try:
cmd = ('ln -s /usr/share/java/'+javamc+' /usr/share/java/storm-backend-server/'+javamc+'')
DPopen(cmd, 'True')
except:
logger.error('could not link /usr/share/java/'+javamc+' to /usr/share/java/storm-backend-server/!')
return
logger.info('==== end ctype=%s filename=%s' % (ctype, filename))
def test_nonallowed_returns_default(self):
'''Any unallowed types result in returning default; log the issue.'''
# for now, anything not in the allowed list just returns the default.
myyaml = yaml.dump({'1': "one"})
self.assertEqual(util.load_yaml(blob=myyaml,
default=self.mydefault,
allowed=(str,)),
self.mydefault)
regex = re.compile(
r'Yaml load allows \(<(class|type) \'str\'>,\) root types, but'
r' got dict')
self.assertTrue(regex.search(self.logs.getvalue()),
msg='Missing expected yaml load error')
def _explode_archive(self, archive, append_msg):
entries = util.load_yaml(archive, default=[], allowed=(list, set))
for ent in entries:
# ent can be one of:
# dict { 'filename' : 'value', 'content' :
# 'value', 'type' : 'value' }
# filename and type not be present
# or
# scalar(payload)
if isinstance(ent, six.string_types):
ent = {"content": ent}
if not isinstance(ent, (dict)):
# TODO(harlowja) raise?
continue
content = ent.get("content", "")
mtype = ent.get("type")
if not mtype:
default = ARCHIVE_UNDEF_TYPE
if isinstance(content, six.binary_type):
default = ARCHIVE_UNDEF_BINARY_TYPE
mtype = handlers.type_from_starts_with(content, default)
maintype, subtype = mtype.split("/", 1)
if maintype == "text":
if isinstance(content, six.binary_type):
content = content.decode()
msg = MIMEText(content, _subtype=subtype)
else:
msg = MIMEBase(maintype, subtype)
msg.set_payload(content)
if "filename" in ent:
_set_filename(msg, ent["filename"])
if "launch-index" in ent:
msg.add_header("Launch-Index", str(ent["launch-index"]))
for header in list(ent.keys()):
if header.lower() in (
"content",
"filename",
"type",
"launch-index",
"content-disposition",
ATTACHMENT_FIELD.lower(),
CONTENT_TYPE.lower(),
):
continue
msg.add_header(header, ent[header])
self._attach_part(append_msg, msg)
def handle_part(data,ctype,filename,payload):
# data: the cloudinit object
# ctype: '__begin__', '__end__', or the specific mime-type of the part
# filename: the filename for the part, or dynamically generated part if
# no filename is given attribute is present
# payload: the content of the part (empty for begin or end)
if ctype == "__begin__":
#print "my handler is beginning"
return
if ctype == "__end__":
#print "my handler is ending"
return
logger.info('==== received ctype=%s filename=%s ====' % (ctype,filename))
# Payload should be interpreted as yaml since configuration is given in cloud-config format
cfg = util.load_yaml(payload)
# If there isn't a zabbix reference in the configuration don't do anything
if 'zabbix' not in cfg:
logger.error('zabbix configuration was not found!')
return
else:
install = cfg['zabbix']
if install == False:
logger.info('Im NOT going to install zabbix!')
return
logger.info('Installing Zabbix...')
try:
cmd = ('yum -y --enablerepo=epel install zabbix zabbix-agent')
DPopen(shlex.split(cmd),'False')
except:
logger.error('could not install Zabbix!')
logger.info('starting Zabbix agent...')
try:
cmd = ('chkconfig zabbix-agent on')
DPopen(cmd, 'True')
cmd = ('service zabbix-agent restart')
DPopen(cmd, 'True')
except:
logger.error('could not start Zabbix agent!')
return
logger.info('==== end ctype=%s filename=%s' % (ctype, filename))
def handle_part(data,ctype,filename,payload):
# data: the cloudinit object
# ctype: '__begin__', '__end__', or the specific mime-type of the part
# filename: the filename for the part, or dynamically generated part if
# no filename is given attribute is present
# payload: the content of the part (empty for begin or end)
if ctype == "__begin__":
return
if ctype == "__end__":
return
logger.info('==== received ctype=%s filename=%s ====' % (ctype,filename))
# Payload should be interpreted as yaml since configuration is given in cloud-config format
cfg = util.load_yaml(payload)
# If there isn't a myproxy_config reference in the configuration don't do anything
if 'myproxy_config' not in cfg:
logger.error('myproxy_config configuration was not found!')
return
logger.info('ready to configure PX')
global myproxy_config_cfg
myproxy_config_cfg = cfg['myproxy_config']
logger.info('Copying certificate to /etc/grid-security/myproxy...')
try:
md = ('mkdir /etc/grid-security/myproxy/')
DPopen(cmd, 'True')
except:
logger.error('could not create /etc/grid-security/myproxy!')
return
for item in ['hostcert.pem','hostkey.pem']:
try:
cmd = ('cp /etc/grid-security/'+item+' /etc/grid-security/myproxy/')
DPopen(cmd, 'True')
except:
logger.error('could not copy '+item+'!')
return
try:
cmd = ('chown myproxy:myproxy /etc/grid-security/myproxy/'+item+'')
DPopen(cmd, 'True')
except:
logger.error('could change ownership of '+item+'!')
return
logger.info('==== end ctype=%s filename=%s' % (ctype, filename))
def handle_part(self, _data, ctype, filename, payload, frequency):
if ctype == TAUPAGE_AMI_CONFIG_MIME_TYPE:
LOG.info("Got Taupage AMI configuration; merging with {config}".format(config=TAUPAGE_CONFIG))
LOG.debug("Parsing given input...")
config_new = util.load_yaml(payload)
LOG.debug("Loading existing configuration...")
config_yaml = util.read_file_or_url(TAUPAGE_CONFIG)
config_old = util.load_yaml(config_yaml)
LOG.debug("Merging configurations...")
config_merged = dict(config_old.items() + config_new.items())
LOG.debug("Storing merged configuration...")
config_yaml = util.yaml_dumps(config_merged)
util.write_file(TMP_TAUPAGE_CONFIG, config_yaml, 0o444)
LOG.debug("Comparing current configuration with the old one...")
subprocess.call(['diff', '-u0', TAUPAGE_CONFIG, TMP_TAUPAGE_CONFIG])
LOG.debug("Moving the new configuration into place...")
shutil.move(TMP_TAUPAGE_CONFIG, TAUPAGE_CONFIG)
def test_include(self, mock_sleep):
"""Test #include."""
included_url = 'http://hostname/path'
included_data = '#cloud-config\nincluded: true\n'
httpretty.register_uri(httpretty.GET, included_url, included_data)
blob = '#include\n%s\n' % included_url
self.reRoot()
ci = stages.Init()
ci.datasource = FakeDataSource(blob)
ci.fetch()
ci.consume_data()
cc_contents = util.load_file(ci.paths.get_ipath("cloud_config"))
cc = util.load_yaml(cc_contents)
self.assertTrue(cc.get('included'))
def test_apt_v1_srcl_custom(self):
"""Test rendering from a custom source.list template"""
cfg = util.load_yaml(YAML_TEXT_CUSTOM_SL)
mycloud = self._get_cloud('ubuntu')
# the second mock restores the original subp
with mock.patch.object(util, 'write_file') as mockwrite:
with mock.patch.object(util, 'subp', self.subp):
with mock.patch.object(Distro, 'get_primary_arch',
return_value='amd64'):
cc_apt_configure.handle("notimportant", cfg, mycloud,
LOG, None)
mockwrite.assert_called_once_with(
'/etc/apt/sources.list',
EXPECTED_CONVERTED_CONTENT,
mode=420)
def handle_part(data,ctype,filename,payload):
# data: the cloudinit object
# ctype: '__begin__', '__end__', or the specific mime-type of the part
# filename: the filename for the part, or dynamically generated part if
# no filename is given attribute is present
# payload: the content of the part (empty for begin or end)
if ctype == "__begin__":
#print "my handler is beginning"
return
if ctype == "__end__":
#print "my handler is ending"
return
logger.info('==== received ctype=%s filename=%s ====' % (ctype,filename))
# Payload should be interpreted as yaml since configuration is given in cloud-config format
cfg = util.load_yaml(payload)
# If there isn't an apel reference in the configuration don't do anything
if 'apel' not in cfg:
logger.error('apel configuration was not found!')
return
logger.info('ready to configure APEL')
global apel_cfg
apel_cfg = cfg['apel']
if 'parser.cfg' in apel_cfg:
os.mkdir('/etc/apel')
try:
val = apel_cfg['parser.cfg']
get_embedded('parser.cfg', val, '/etc/apel/')
except:
logger.error('could not write configuration file!')
return
try:
cmd=('echo "00 19 * * * root /usr/bin/apelparser" > /etc/cron.d/apel')
DPopen(cmd, 'True')
except:
logger.error('could not add apelparser to crontab!')
return
logger.info('==== end ctype=%s filename=%s' % (ctype, filename))
def fetch_base_config():
base_cfgs = []
default_cfg = util.get_builtin_cfg()
kern_contents = util.read_cc_from_cmdline()
# Kernel/cmdline parameters override system config
if kern_contents:
base_cfgs.append(util.load_yaml(kern_contents, default={}))
# Anything in your conf.d location??
# or the 'default' cloud.cfg location???
base_cfgs.append(util.read_conf_with_confd(CLOUD_CONFIG))
# And finally the default gets to play
if default_cfg:
base_cfgs.append(default_cfg)
return util.mergemanydict(base_cfgs)
def handle_part(data,ctype,filename,payload):
# data: the cloudinit object
# ctype: '__begin__', '__end__', or the specific mime-type of the part
# filename: the filename for the part, or dynamically generated part if
# no filename is given attribute is present
# payload: the content of the part (empty for begin or end)
if ctype == "__begin__":
#print "my handler is beginning"
return
if ctype == "__end__":
#print "my handler is ending"
return
logger.info('==== received ctype=%s filename=%s ====' % (ctype,filename))
# Payload should be interpreted as yaml since configuration is given in cloud-config format
cfg = util.load_yaml(payload)
# If there isn't a addons reference in the configuration don't do anything
if 'addons' not in cfg:
logger.error('addons configuration was not found!')
return
else:
repos = cfg['addons']
for repo in repos:
logger.info('installing packages from repo '+repo+':')
string = ''
pkgs = repos[repo]
for pkg in pkgs:
string += (''+pkg+' ')
logger.info(string)
try:
if repo != 'none':
cmd = ('yum -y install '+string+'')
else:
cmd = ('yum -y --enablerepo='+repo+' install '+string+'')
DPopen(cmd, 'True')
except:
logger.error('error: could not install addons!')
logger.info('==== end ctype=%s filename=%s' % (ctype, filename))
def _extract_mergers(self, payload, headers):
merge_header_headers = ''
for h in [MERGE_HEADER, 'X-%s' % (MERGE_HEADER)]:
tmp_h = headers.get(h, '')
if tmp_h:
merge_header_headers = tmp_h
break
# Select either the merge-type from the content
# or the merge type from the headers or default to our own set
# if neither exists (or is empty) from the later.
payload_yaml = util.load_yaml(payload)
mergers_yaml = mergers.dict_extract_mergers(payload_yaml)
mergers_header = mergers.string_extract_mergers(merge_header_headers)
all_mergers = []
all_mergers.extend(mergers_yaml)
all_mergers.extend(mergers_header)
if not all_mergers:
all_mergers = DEF_MERGERS
return (payload_yaml, all_mergers)
def test_simple_jsonp(self):
blob = '''
#cloud-config-jsonp
[
{ "op": "add", "path": "/baz", "value": "qux" },
{ "op": "add", "path": "/bar", "value": "qux2" }
]
'''
ci = stages.Init()
ci.datasource = FakeDataSource(blob)
self.reRoot()
ci.fetch()
ci.consume_data()
cc_contents = util.load_file(ci.paths.get_ipath("cloud_config"))
cc = util.load_yaml(cc_contents)
self.assertEqual(2, len(cc))
self.assertEqual('qux', cc['baz'])
self.assertEqual('qux2', cc['bar'])
def test_mime_gzip_compressed(self):
"""Tests that individual message gzip encoding works."""
def gzip_part(text):
return MIMEApplication(gzip_text(text), 'gzip')
base_content1 = '''
#cloud-config
a: 2
'''
base_content2 = '''
#cloud-config
b: 3
c: 4
'''
message = MIMEMultipart('test')
message.attach(gzip_part(base_content1))
message.attach(gzip_part(base_content2))
ci = stages.Init()
ci.datasource = FakeDataSource(str(message))
new_root = tempfile.mkdtemp()
self.addCleanup(shutil.rmtree, new_root)
self.patchUtils(new_root)
self.patchOS(new_root)
ci.fetch()
ci.consume_data()
contents = util.load_file(ci.paths.get_ipath("cloud_config"))
contents = util.load_yaml(contents)
self.assertTrue(isinstance(contents, dict))
self.assertEquals(3, len(contents))
self.assertEquals(2, contents['a'])
self.assertEquals(3, contents['b'])
self.assertEquals(4, contents['c'])