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salt/x509-fixes-111.patch

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From c5adc0c126e593d12c9b18bcf60f96336c75e4a8 Mon Sep 17 00:00:00 2001
From: Florian Bergmann <bergmannf@users.noreply.github.com>
Date: Fri, 14 Sep 2018 10:30:39 +0200
Subject: [PATCH] X509 fixes (#111)
* Return proper content type for the x509 certificate
* Remove parenthesis
* Remove extra-variables during the import
* Comment fix
* Remove double returns
* Change log level from trace to debug
* Remove 'pass' and add logging instead
* Remove unnecessary wrapping
Remove wrapping
* PEP 8: line too long
PEP8: line too long
* PEP8: Redefine RSAError variable in except clause
* Do not return None if name was not found
* Do not return None if no matched minions found
* Fix unit tests
---
salt/modules/publish.py | 8 +--
salt/modules/x509.py | 132 ++++++++++++++++------------------------
salt/states/x509.py | 22 ++++---
3 files changed, 69 insertions(+), 93 deletions(-)
diff --git a/salt/modules/publish.py b/salt/modules/publish.py
index 62e3e98f2f..fda848d1ec 100644
--- a/salt/modules/publish.py
+++ b/salt/modules/publish.py
@@ -82,10 +82,8 @@ def _publish(
in minion configuration but `via_master` was specified.')
else:
# Find the master in the list of master_uris generated by the minion base class
- matching_master_uris = [master for master
- in __opts__['master_uri_list']
- if '//{0}:'.format(via_master)
- in master]
+ matching_master_uris = [master for master in __opts__['master_uri_list']
+ if '//{0}:'.format(via_master) in master]
if not matching_master_uris:
raise SaltInvocationError('Could not find match for {0} in \
@@ -178,6 +176,8 @@ def _publish(
finally:
channel.close()
+ return {}
+
def publish(tgt,
fun,
diff --git a/salt/modules/x509.py b/salt/modules/x509.py
index 8689bfad35..4126f34960 100644
--- a/salt/modules/x509.py
+++ b/salt/modules/x509.py
@@ -38,14 +38,13 @@ from salt.state import STATE_INTERNAL_KEYWORDS as _STATE_INTERNAL_KEYWORDS
# Import 3rd Party Libs
try:
import M2Crypto
- HAS_M2 = True
except ImportError:
- HAS_M2 = False
+ M2Crypto = None
+
try:
import OpenSSL
- HAS_OPENSSL = True
except ImportError:
- HAS_OPENSSL = False
+ OpenSSL = None
__virtualname__ = 'x509'
@@ -83,10 +82,7 @@ def __virtual__():
'''
only load this module if m2crypto is available
'''
- if HAS_M2:
- return __virtualname__
- else:
- return (False, 'Could not load x509 module, m2crypto unavailable')
+ return __virtualname__ if M2Crypto is not None else False, 'Could not load x509 module, m2crypto unavailable'
class _Ctx(ctypes.Structure):
@@ -129,10 +125,8 @@ def _new_extension(name, value, critical=0, issuer=None, _pyfree=1):
doesn't support getting the publickeyidentifier from the issuer
to create the authoritykeyidentifier extension.
'''
- if name == 'subjectKeyIdentifier' and \
- value.strip('0123456789abcdefABCDEF:') is not '':
- raise salt.exceptions.SaltInvocationError(
- 'value must be precomputed hash')
+ if name == 'subjectKeyIdentifier' and value.strip('0123456789abcdefABCDEF:') is not '':
+ raise salt.exceptions.SaltInvocationError('value must be precomputed hash')
# ensure name and value are bytes
name = salt.utils.stringutils.to_str(name)
@@ -147,7 +141,7 @@ def _new_extension(name, value, critical=0, issuer=None, _pyfree=1):
x509_ext_ptr = M2Crypto.m2.x509v3_ext_conf(None, ctx, name, value)
lhash = None
except AttributeError:
- lhash = M2Crypto.m2.x509v3_lhash() # pylint: disable=no-member
+ lhash = M2Crypto.m2.x509v3_lhash() # pylint: disable=no-member
ctx = M2Crypto.m2.x509v3_set_conf_lhash(
lhash) # pylint: disable=no-member
# ctx not zeroed
@@ -198,10 +192,8 @@ def _get_csr_extensions(csr):
csrtempfile.flush()
csryaml = _parse_openssl_req(csrtempfile.name)
csrtempfile.close()
- if csryaml and 'Requested Extensions' in \
- csryaml['Certificate Request']['Data']:
- csrexts = \
- csryaml['Certificate Request']['Data']['Requested Extensions']
+ if csryaml and 'Requested Extensions' in csryaml['Certificate Request']['Data']:
+ csrexts = csryaml['Certificate Request']['Data']['Requested Extensions']
if not csrexts:
return ret
@@ -296,7 +288,7 @@ def _get_signing_policy(name):
signing_policy = policies.get(name)
if signing_policy:
return signing_policy
- return __salt__['config.get']('x509_signing_policies', {}).get(name)
+ return __salt__['config.get']('x509_signing_policies', {}).get(name) or {}
def _pretty_hex(hex_str):
@@ -335,9 +327,11 @@ def _text_or_file(input_):
'''
if _isfile(input_):
with salt.utils.files.fopen(input_) as fp_:
- return salt.utils.stringutils.to_str(fp_.read())
+ out = salt.utils.stringutils.to_str(fp_.read())
else:
- return salt.utils.stringutils.to_str(input_)
+ out = salt.utils.stringutils.to_str(input_)
+
+ return out
def _parse_subject(subject):
@@ -355,7 +349,7 @@ def _parse_subject(subject):
ret[nid_name] = val
nids.append(nid_num)
except TypeError as err:
- log.trace("Missing attribute '%s'. Error: %s", nid_name, err)
+ log.debug("Missing attribute '%s'. Error: %s", nid_name, err)
return ret
@@ -533,8 +527,8 @@ def get_pem_entries(glob_path):
if os.path.isfile(path):
try:
ret[path] = get_pem_entry(text=path)
- except ValueError:
- pass
+ except ValueError as err:
+ log.debug('Unable to get PEM entries from %s: %s', path, err)
return ret
@@ -612,8 +606,8 @@ def read_certificates(glob_path):
if os.path.isfile(path):
try:
ret[path] = read_certificate(certificate=path)
- except ValueError:
- pass
+ except ValueError as err:
+ log.debug('Unable to read certificate %s: %s', path, err)
return ret
@@ -642,12 +636,10 @@ def read_csr(csr):
# Get size returns in bytes. The world thinks of key sizes in bits.
'Subject': _parse_subject(csr.get_subject()),
'Subject Hash': _dec2hex(csr.get_subject().as_hash()),
- 'Public Key Hash': hashlib.sha1(csr.get_pubkey().get_modulus())\
- .hexdigest()
+ 'Public Key Hash': hashlib.sha1(csr.get_pubkey().get_modulus()).hexdigest(),
+ 'X509v3 Extensions': _get_csr_extensions(csr),
}
- ret['X509v3 Extensions'] = _get_csr_extensions(csr)
-
return ret
@@ -943,7 +935,7 @@ def create_crl( # pylint: disable=too-many-arguments,too-many-locals
# pyOpenSSL Note due to current limitations in pyOpenSSL it is impossible
# to specify a digest For signing the CRL. This will hopefully be fixed
# soon: https://github.com/pyca/pyopenssl/pull/161
- if not HAS_OPENSSL:
+ if OpenSSL is None:
raise salt.exceptions.SaltInvocationError(
'Could not load OpenSSL module, OpenSSL unavailable'
)
@@ -969,8 +961,7 @@ def create_crl( # pylint: disable=too-many-arguments,too-many-locals
continue
if 'revocation_date' not in rev_item:
- rev_item['revocation_date'] = datetime.datetime\
- .now().strftime('%Y-%m-%d %H:%M:%S')
+ rev_item['revocation_date'] = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
rev_date = datetime.datetime.strptime(
rev_item['revocation_date'], '%Y-%m-%d %H:%M:%S')
@@ -1011,8 +1002,9 @@ def create_crl( # pylint: disable=too-many-arguments,too-many-locals
try:
crltext = crl.export(**export_kwargs)
except (TypeError, ValueError):
- log.warning(
- 'Error signing crl with specified digest. Are you using pyopenssl 0.15 or newer? The default md5 digest will be used.')
+ log.warning('Error signing crl with specified digest. '
+ 'Are you using pyopenssl 0.15 or newer? '
+ 'The default md5 digest will be used.')
export_kwargs.pop('digest', None)
crltext = crl.export(**export_kwargs)
@@ -1050,8 +1042,7 @@ def sign_remote_certificate(argdic, **kwargs):
if 'signing_policy' in argdic:
signing_policy = _get_signing_policy(argdic['signing_policy'])
if not signing_policy:
- return 'Signing policy {0} does not exist.'.format(
- argdic['signing_policy'])
+ return 'Signing policy {0} does not exist.'.format(argdic['signing_policy'])
if isinstance(signing_policy, list):
dict_ = {}
@@ -1091,6 +1082,7 @@ def get_signing_policy(signing_policy_name):
signing_policy = _get_signing_policy(signing_policy_name)
if not signing_policy:
return 'Signing policy {0} does not exist.'.format(signing_policy_name)
+
if isinstance(signing_policy, list):
dict_ = {}
for item in signing_policy:
@@ -1103,10 +1095,9 @@ def get_signing_policy(signing_policy_name):
pass
try:
- signing_policy['signing_cert'] = get_pem_entry(
- signing_policy['signing_cert'], 'CERTIFICATE')
+ signing_policy['signing_cert'] = get_pem_entry(signing_policy['signing_cert'], 'CERTIFICATE')
except KeyError:
- pass
+ log.debug('Unable to get "certificate" PEM entry')
return signing_policy
@@ -1356,8 +1347,7 @@ def create_certificate(
salt '*' x509.create_certificate path=/etc/pki/myca.crt signing_private_key='/etc/pki/myca.key' csr='/etc/pki/myca.csr'}
'''
- if not path and not text and \
- ('testrun' not in kwargs or kwargs['testrun'] is False):
+ if not path and not text and ('testrun' not in kwargs or kwargs['testrun'] is False):
raise salt.exceptions.SaltInvocationError(
'Either path or text must be specified.')
if path and text:
@@ -1386,8 +1376,7 @@ def create_certificate(
# Including listen_in and preqreuired because they are not included
# in STATE_INTERNAL_KEYWORDS
# for salt 2014.7.2
- for ignore in list(_STATE_INTERNAL_KEYWORDS) + \
- ['listen_in', 'preqrequired', '__prerequired__']:
+ for ignore in list(_STATE_INTERNAL_KEYWORDS) + ['listen_in', 'preqrequired', '__prerequired__']:
kwargs.pop(ignore, None)
certs = __salt__['publish.publish'](
@@ -1500,8 +1489,7 @@ def create_certificate(
continue
# Use explicitly set values first, fall back to CSR values.
- extval = kwargs.get(extname) or kwargs.get(extlongname) or \
- csrexts.get(extname) or csrexts.get(extlongname)
+ extval = kwargs.get(extname) or kwargs.get(extlongname) or csrexts.get(extname) or csrexts.get(extlongname)
critical = False
if extval.startswith('critical '):
@@ -1623,8 +1611,8 @@ def create_csr(path=None, text=False, **kwargs):
if 'private_key' not in kwargs and 'public_key' in kwargs:
kwargs['private_key'] = kwargs['public_key']
- log.warning(
- "OpenSSL no longer allows working with non-signed CSRs. A private_key must be specified. Attempting to use public_key as private_key")
+ log.warning("OpenSSL no longer allows working with non-signed CSRs. "
+ "A private_key must be specified. Attempting to use public_key as private_key")
if 'private_key' not in kwargs:
raise salt.exceptions.SaltInvocationError('private_key is required')
@@ -1636,11 +1624,9 @@ def create_csr(path=None, text=False, **kwargs):
kwargs['private_key_passphrase'] = None
if 'public_key_passphrase' not in kwargs:
kwargs['public_key_passphrase'] = None
- if kwargs['public_key_passphrase'] and not kwargs[
- 'private_key_passphrase']:
+ if kwargs['public_key_passphrase'] and not kwargs['private_key_passphrase']:
kwargs['private_key_passphrase'] = kwargs['public_key_passphrase']
- if kwargs['private_key_passphrase'] and not kwargs[
- 'public_key_passphrase']:
+ if kwargs['private_key_passphrase'] and not kwargs['public_key_passphrase']:
kwargs['public_key_passphrase'] = kwargs['private_key_passphrase']
csr.set_pubkey(get_public_key(kwargs['public_key'],
@@ -1684,18 +1670,10 @@ def create_csr(path=None, text=False, **kwargs):
extstack.push(ext)
csr.add_extensions(extstack)
-
csr.sign(_get_private_key_obj(kwargs['private_key'],
passphrase=kwargs['private_key_passphrase']), kwargs['algorithm'])
- if path:
- return write_pem(
- text=csr.as_pem(),
- path=path,
- pem_type='CERTIFICATE REQUEST'
- )
- else:
- return csr.as_pem()
+ return write_pem(text=csr.as_pem(), path=path, pem_type='CERTIFICATE REQUEST') if path else csr.as_pem()
def verify_private_key(private_key, public_key, passphrase=None):
@@ -1720,8 +1698,7 @@ def verify_private_key(private_key, public_key, passphrase=None):
salt '*' x509.verify_private_key private_key=/etc/pki/myca.key \\
public_key=/etc/pki/myca.crt
'''
- return bool(get_public_key(private_key, passphrase)
- == get_public_key(public_key))
+ return get_public_key(private_key, passphrase) == get_public_key(public_key)
def verify_signature(certificate, signing_pub_key=None,
@@ -1775,9 +1752,8 @@ def verify_crl(crl, cert):
salt '*' x509.verify_crl crl=/etc/pki/myca.crl cert=/etc/pki/myca.crt
'''
if not salt.utils.path.which('openssl'):
- raise salt.exceptions.SaltInvocationError(
- 'openssl binary not found in path'
- )
+ raise salt.exceptions.SaltInvocationError('External command "openssl" not found')
+
crltext = _text_or_file(crl)
crltext = get_pem_entry(crltext, pem_type='X509 CRL')
crltempfile = tempfile.NamedTemporaryFile()
@@ -1798,10 +1774,7 @@ def verify_crl(crl, cert):
crltempfile.close()
certtempfile.close()
- if 'verify OK' in output:
- return True
- else:
- return False
+ return 'verify OK' in output
def expired(certificate):
@@ -1838,8 +1811,9 @@ def expired(certificate):
ret['expired'] = True
else:
ret['expired'] = False
- except ValueError:
- pass
+ except ValueError as err:
+ log.debug('Failed to get data of expired certificate: %s', err)
+ log.trace(err, exc_info=True)
return ret
@@ -1862,6 +1836,7 @@ def will_expire(certificate, days):
salt '*' x509.will_expire "/etc/pki/mycert.crt" days=30
'''
+ ts_pt = "%Y-%m-%d %H:%M:%S"
ret = {}
if os.path.isfile(certificate):
@@ -1871,18 +1846,13 @@ def will_expire(certificate, days):
cert = _get_certificate_obj(certificate)
- _check_time = datetime.datetime.utcnow() + \
- datetime.timedelta(days=days)
+ _check_time = datetime.datetime.utcnow() + datetime.timedelta(days=days)
_expiration_date = cert.get_not_after().get_datetime()
ret['cn'] = _parse_subject(cert.get_subject())['CN']
-
- if _expiration_date.strftime("%Y-%m-%d %H:%M:%S") <= \
- _check_time.strftime("%Y-%m-%d %H:%M:%S"):
- ret['will_expire'] = True
- else:
- ret['will_expire'] = False
- except ValueError:
- pass
+ ret['will_expire'] = _expiration_date.strftime(ts_pt) <= _check_time.strftime(ts_pt)
+ except ValueError as err:
+ log.debug('Unable to return details of a sertificate expiration: %s', err)
+ log.trace(err, exc_info=True)
return ret
diff --git a/salt/states/x509.py b/salt/states/x509.py
index 209cbc6738..8c79c6d034 100644
--- a/salt/states/x509.py
+++ b/salt/states/x509.py
@@ -163,6 +163,7 @@ import copy
# Import Salt Libs
import salt.exceptions
+import salt.utils.stringutils
# Import 3rd-party libs
from salt.ext import six
@@ -170,7 +171,7 @@ from salt.ext import six
try:
from M2Crypto.RSA import RSAError
except ImportError:
- pass
+ RSAError = Exception('RSA Error')
def __virtual__():
@@ -180,7 +181,7 @@ def __virtual__():
if 'x509.get_pem_entry' in __salt__:
return 'x509'
else:
- return (False, 'Could not load x509 state: m2crypto unavailable')
+ return False, 'Could not load x509 state: the x509 is not available'
def _revoked_to_list(revs):
@@ -267,7 +268,8 @@ def private_key_managed(name,
new:
Always create a new key. Defaults to False.
- Combining new with :mod:`prereq <salt.states.requsities.preqreq>`, or when used as part of a `managed_private_key` can allow key rotation whenever a new certificiate is generated.
+ Combining new with :mod:`prereq <salt.states.requsities.preqreq>`, or when used as part of a
+ `managed_private_key` can allow key rotation whenever a new certificiate is generated.
overwrite:
Overwrite an existing private key if the provided passphrase cannot decrypt it.
@@ -459,8 +461,10 @@ def certificate_managed(name,
private_key_args['name'], pem_type='RSA PRIVATE KEY')
else:
new_private_key = True
- private_key = __salt__['x509.create_private_key'](text=True, bits=private_key_args['bits'], passphrase=private_key_args[
- 'passphrase'], cipher=private_key_args['cipher'], verbose=private_key_args['verbose'])
+ private_key = __salt__['x509.create_private_key'](text=True, bits=private_key_args['bits'],
+ passphrase=private_key_args['passphrase'],
+ cipher=private_key_args['cipher'],
+ verbose=private_key_args['verbose'])
kwargs['public_key'] = private_key
@@ -671,8 +675,10 @@ def crl_managed(name,
else:
current = '{0} does not exist.'.format(name)
- new_crl = __salt__['x509.create_crl'](text=True, signing_private_key=signing_private_key, signing_private_key_passphrase=signing_private_key_passphrase,
- signing_cert=signing_cert, revoked=revoked, days_valid=days_valid, digest=digest, include_expired=include_expired)
+ new_crl = __salt__['x509.create_crl'](text=True, signing_private_key=signing_private_key,
+ signing_private_key_passphrase=signing_private_key_passphrase,
+ signing_cert=signing_cert, revoked=revoked, days_valid=days_valid,
+ digest=digest, include_expired=include_expired)
new = __salt__['x509.read_crl'](crl=new_crl)
new_comp = new.copy()
@@ -714,6 +720,6 @@ def pem_managed(name,
Any arguments supported by :py:func:`file.managed <salt.states.file.managed>` are supported.
'''
file_args, kwargs = _get_file_args(name, **kwargs)
- file_args['contents'] = __salt__['x509.get_pem_entry'](text=text)
+ file_args['contents'] = salt.utils.stringutils.to_str(__salt__['x509.get_pem_entry'](text=text))
return __states__['file.managed'](**file_args)
--
2.17.1
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