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-rwxr-xr-xcloudinit/cmd/devel/net_convert.py13
-rw-r--r--cloudinit/cmd/tests/test_main.py7
-rw-r--r--cloudinit/config/cc_debug.py3
-rw-r--r--cloudinit/config/cc_salt_minion.py6
-rw-r--r--cloudinit/config/cc_snappy.py3
-rw-r--r--cloudinit/handlers/cloud_config.py3
-rw-r--r--cloudinit/net/netplan.py15
-rw-r--r--cloudinit/net/network_state.py5
-rw-r--r--cloudinit/safeyaml.py15
-rw-r--r--cloudinit/util.py16
10 files changed, 45 insertions, 41 deletions
diff --git a/cloudinit/cmd/devel/net_convert.py b/cloudinit/cmd/devel/net_convert.py
index 1ad7e0bd..9b768304 100755
--- a/cloudinit/cmd/devel/net_convert.py
+++ b/cloudinit/cmd/devel/net_convert.py
@@ -5,13 +5,12 @@ import argparse
import json
import os
import sys
-import yaml
from cloudinit.sources.helpers import openstack
from cloudinit.sources import DataSourceAzure as azure
from cloudinit.sources import DataSourceOVF as ovf
-from cloudinit import distros
+from cloudinit import distros, safeyaml
from cloudinit.net import eni, netplan, network_state, sysconfig
from cloudinit import log
@@ -78,13 +77,12 @@ def handle_args(name, args):
if args.kind == "eni":
pre_ns = eni.convert_eni_data(net_data)
elif args.kind == "yaml":
- pre_ns = yaml.load(net_data)
+ pre_ns = safeyaml.load(net_data)
if 'network' in pre_ns:
pre_ns = pre_ns.get('network')
if args.debug:
sys.stderr.write('\n'.join(
- ["Input YAML",
- yaml.dump(pre_ns, default_flow_style=False, indent=4), ""]))
+ ["Input YAML", safeyaml.dumps(pre_ns), ""]))
elif args.kind == 'network_data.json':
pre_ns = openstack.convert_net_json(
json.loads(net_data), known_macs=known_macs)
@@ -100,9 +98,8 @@ def handle_args(name, args):
"input data")
if args.debug:
- sys.stderr.write('\n'.join([
- "", "Internal State",
- yaml.dump(ns, default_flow_style=False, indent=4), ""]))
+ sys.stderr.write('\n'.join(
+ ["", "Internal State", safeyaml.dumps(ns), ""]))
distro_cls = distros.fetch(args.distro)
distro = distro_cls(args.distro, {}, None)
config = {}
diff --git a/cloudinit/cmd/tests/test_main.py b/cloudinit/cmd/tests/test_main.py
index a1e534fb..57b8fdf5 100644
--- a/cloudinit/cmd/tests/test_main.py
+++ b/cloudinit/cmd/tests/test_main.py
@@ -6,8 +6,9 @@ import os
from six import StringIO
from cloudinit.cmd import main
+from cloudinit import safeyaml
from cloudinit.util import (
- ensure_dir, load_file, write_file, yaml_dumps)
+ ensure_dir, load_file, write_file)
from cloudinit.tests.helpers import (
FilesystemMockingTestCase, wrap_and_call)
@@ -39,7 +40,7 @@ class TestMain(FilesystemMockingTestCase):
],
'cloud_init_modules': ['write-files', 'runcmd'],
}
- cloud_cfg = yaml_dumps(self.cfg)
+ cloud_cfg = safeyaml.dumps(self.cfg)
ensure_dir(os.path.join(self.new_root, 'etc', 'cloud'))
self.cloud_cfg_file = os.path.join(
self.new_root, 'etc', 'cloud', 'cloud.cfg')
@@ -113,7 +114,7 @@ class TestMain(FilesystemMockingTestCase):
"""When local-hostname metadata is present, call cc_set_hostname."""
self.cfg['datasource'] = {
'None': {'metadata': {'local-hostname': 'md-hostname'}}}
- cloud_cfg = yaml_dumps(self.cfg)
+ cloud_cfg = safeyaml.dumps(self.cfg)
write_file(self.cloud_cfg_file, cloud_cfg)
cmdargs = myargs(
debug=False, files=None, force=False, local=False, reporter=None,
diff --git a/cloudinit/config/cc_debug.py b/cloudinit/config/cc_debug.py
index 0a039eb3..610dbc8b 100644
--- a/cloudinit/config/cc_debug.py
+++ b/cloudinit/config/cc_debug.py
@@ -33,6 +33,7 @@ from six import StringIO
from cloudinit import type_utils
from cloudinit import util
+from cloudinit import safeyaml
SKIP_KEYS = frozenset(['log_cfgs'])
@@ -49,7 +50,7 @@ def _make_header(text):
def _dumps(obj):
- text = util.yaml_dumps(obj, explicit_start=False, explicit_end=False)
+ text = safeyaml.dumps(obj, explicit_start=False, explicit_end=False)
return text.rstrip()
diff --git a/cloudinit/config/cc_salt_minion.py b/cloudinit/config/cc_salt_minion.py
index d6a21d72..cd9cb0b0 100644
--- a/cloudinit/config/cc_salt_minion.py
+++ b/cloudinit/config/cc_salt_minion.py
@@ -45,7 +45,7 @@ specify them with ``pkg_name``, ``service_name`` and ``config_dir``.
import os
-from cloudinit import util
+from cloudinit import safeyaml, util
# Note: see https://docs.saltstack.com/en/latest/topics/installation/
# Note: see https://docs.saltstack.com/en/latest/ref/configuration/
@@ -97,13 +97,13 @@ def handle(name, cfg, cloud, log, _args):
if 'conf' in s_cfg:
# Add all sections from the conf object to minion config file
minion_config = os.path.join(const.conf_dir, 'minion')
- minion_data = util.yaml_dumps(s_cfg.get('conf'))
+ minion_data = safeyaml.dumps(s_cfg.get('conf'))
util.write_file(minion_config, minion_data)
if 'grains' in s_cfg:
# add grains to /etc/salt/grains
grains_config = os.path.join(const.conf_dir, 'grains')
- grains_data = util.yaml_dumps(s_cfg.get('grains'))
+ grains_data = safeyaml.dumps(s_cfg.get('grains'))
util.write_file(grains_config, grains_data)
# ... copy the key pair if specified
diff --git a/cloudinit/config/cc_snappy.py b/cloudinit/config/cc_snappy.py
index 15bee2d3..b94cd04e 100644
--- a/cloudinit/config/cc_snappy.py
+++ b/cloudinit/config/cc_snappy.py
@@ -68,6 +68,7 @@ is ``auto``. Options are:
from cloudinit import log as logging
from cloudinit.settings import PER_INSTANCE
from cloudinit import temp_utils
+from cloudinit import safeyaml
from cloudinit import util
import glob
@@ -188,7 +189,7 @@ def render_snap_op(op, name, path=None, cfgfile=None, config=None):
# Note, however, we do not touch config files on disk.
nested_cfg = {'config': {shortname: config}}
(fd, cfg_tmpf) = temp_utils.mkstemp()
- os.write(fd, util.yaml_dumps(nested_cfg).encode())
+ os.write(fd, safeyaml.dumps(nested_cfg).encode())
os.close(fd)
cfgfile = cfg_tmpf
diff --git a/cloudinit/handlers/cloud_config.py b/cloudinit/handlers/cloud_config.py
index 99bf0e61..2a307364 100644
--- a/cloudinit/handlers/cloud_config.py
+++ b/cloudinit/handlers/cloud_config.py
@@ -14,6 +14,7 @@ from cloudinit import handlers
from cloudinit import log as logging
from cloudinit import mergers
from cloudinit import util
+from cloudinit import safeyaml
from cloudinit.settings import (PER_ALWAYS)
@@ -75,7 +76,7 @@ class CloudConfigPartHandler(handlers.Handler):
'',
]
lines.extend(file_lines)
- lines.append(util.yaml_dumps(self.cloud_buf))
+ lines.append(safeyaml.dumps(self.cloud_buf))
else:
lines = []
util.write_file(self.cloud_fn, "\n".join(lines), 0o600)
diff --git a/cloudinit/net/netplan.py b/cloudinit/net/netplan.py
index e54a34e5..54be1221 100644
--- a/cloudinit/net/netplan.py
+++ b/cloudinit/net/netplan.py
@@ -8,6 +8,7 @@ from .network_state import subnet_is_ipv6, NET_CONFIG_TO_V2
from cloudinit import log as logging
from cloudinit import util
+from cloudinit import safeyaml
from cloudinit.net import SYS_CLASS_NET, get_devicelist
KNOWN_SNAPD_CONFIG = b"""\
@@ -235,9 +236,9 @@ class Renderer(renderer.Renderer):
# if content already in netplan format, pass it back
if network_state.version == 2:
LOG.debug('V2 to V2 passthrough')
- return util.yaml_dumps({'network': network_state.config},
- explicit_start=False,
- explicit_end=False)
+ return safeyaml.dumps({'network': network_state.config},
+ explicit_start=False,
+ explicit_end=False)
ethernets = {}
wifis = {}
@@ -359,10 +360,10 @@ class Renderer(renderer.Renderer):
# workaround yaml dictionary key sorting when dumping
def _render_section(name, section):
if section:
- dump = util.yaml_dumps({name: section},
- explicit_start=False,
- explicit_end=False,
- noalias=True)
+ dump = safeyaml.dumps({name: section},
+ explicit_start=False,
+ explicit_end=False,
+ noalias=True)
txt = util.indent(dump, ' ' * 4)
return [txt]
return []
diff --git a/cloudinit/net/network_state.py b/cloudinit/net/network_state.py
index c0c415d0..b485f3d9 100644
--- a/cloudinit/net/network_state.py
+++ b/cloudinit/net/network_state.py
@@ -12,6 +12,7 @@ import struct
import six
+from cloudinit import safeyaml
from cloudinit import util
LOG = logging.getLogger(__name__)
@@ -253,7 +254,7 @@ class NetworkStateInterpreter(object):
'config': self._config,
'network_state': self._network_state,
}
- return util.yaml_dumps(state)
+ return safeyaml.dumps(state)
def load(self, state):
if 'version' not in state:
@@ -272,7 +273,7 @@ class NetworkStateInterpreter(object):
setattr(self, key, state[key])
def dump_network_state(self):
- return util.yaml_dumps(self._network_state)
+ return safeyaml.dumps(self._network_state)
def as_dict(self):
return {'version': self._version, 'config': self._config}
diff --git a/cloudinit/safeyaml.py b/cloudinit/safeyaml.py
index 3bd5e03d..d6f5f95b 100644
--- a/cloudinit/safeyaml.py
+++ b/cloudinit/safeyaml.py
@@ -6,6 +6,8 @@
import yaml
+YAMLError = yaml.YAMLError
+
class _CustomSafeLoader(yaml.SafeLoader):
def construct_python_unicode(self, node):
@@ -27,4 +29,17 @@ class NoAliasSafeDumper(yaml.dumper.SafeDumper):
def load(blob):
return(yaml.load(blob, Loader=_CustomSafeLoader))
+
+def dumps(obj, explicit_start=True, explicit_end=True, noalias=False):
+ """Return data in nicely formatted yaml."""
+
+ return yaml.dump(obj,
+ line_break="\n",
+ indent=4,
+ explicit_start=explicit_start,
+ explicit_end=explicit_end,
+ default_flow_style=False,
+ Dumper=(NoAliasSafeDumper
+ if noalias else yaml.dumper.Dumper))
+
# vi: ts=4 expandtab
diff --git a/cloudinit/util.py b/cloudinit/util.py
index 0d338ca7..1f600df4 100644
--- a/cloudinit/util.py
+++ b/cloudinit/util.py
@@ -38,7 +38,6 @@ from base64 import b64decode, b64encode
from six.moves.urllib import parse as urlparse
import six
-import yaml
from cloudinit import importer
from cloudinit import log as logging
@@ -958,7 +957,7 @@ def load_yaml(blob, default=None, allowed=(dict,)):
" but got %s instead") %
(allowed, type_utils.obj_name(converted)))
loaded = converted
- except (yaml.YAMLError, TypeError, ValueError) as e:
+ except (safeyaml.YAMLError, TypeError, ValueError) as e:
msg = 'Failed loading yaml blob'
mark = None
if hasattr(e, 'context_mark') and getattr(e, 'context_mark'):
@@ -1629,19 +1628,6 @@ def json_dumps(data):
raise
-def yaml_dumps(obj, explicit_start=True, explicit_end=True, noalias=False):
- """Return data in nicely formatted yaml."""
-
- return yaml.dump(obj,
- line_break="\n",
- indent=4,
- explicit_start=explicit_start,
- explicit_end=explicit_end,
- default_flow_style=False,
- Dumper=(safeyaml.NoAliasSafeDumper
- if noalias else yaml.dumper.Dumper))
-
-
def ensure_dir(path, mode=None):
if not os.path.isdir(path):
# Make the dir and adjust the mode