File x509-fixes-111.patch of Package salt

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File x509-fixes-111.patch of Package salt (Revision c7ceb2afdf2e43efb248cc443c4eb505)

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From d947df3004323a3d400aaf7b5d94580965bf4a11 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 |  17 +++----
 salt/modules/x509.py    | 100 ++++++++++++++++++++--------------------
 salt/states/x509.py     |  75 ++++++++++++++++++++++++++++--
 3 files changed, 129 insertions(+), 63 deletions(-)

diff --git a/salt/modules/publish.py b/salt/modules/publish.py
index 0926f3fa13..6d56c4d08e 100644
--- a/salt/modules/publish.py
+++ b/salt/modules/publish.py
@@ -1,15 +1,10 @@
-# -*- coding: utf-8 -*-
 """
 Publish a command from a minion to a target
 """
-from __future__ import absolute_import, print_function, unicode_literals
 
 import logging
-
-# Import python libs
 import time
 
-# Import salt libs
 import salt.crypt
 import salt.payload
 import salt.transport.client
@@ -93,13 +88,13 @@ def _publish(
             matching_master_uris = [
                 master
                 for master in __opts__["master_uri_list"]
-                if "//{0}:".format(via_master) in master
+                if "//{}:".format(via_master) in master
             ]
 
             if not matching_master_uris:
                 raise SaltInvocationError(
-                    "Could not find match for {0} in \
-                list of configured masters {1} when using `via_master` option".format(
+                    "Could not find match for {} in \
+                list of configured masters {} when using `via_master` option".format(
                         via_master, __opts__["master_uri_list"]
                     )
                 )
@@ -143,7 +138,7 @@ def _publish(
         try:
             peer_data = channel.send(load)
         except SaltReqTimeoutError:
-            return "'{0}' publish timed out".format(fun)
+            return "'{}' publish timed out".format(fun)
         if not peer_data:
             return {}
         # CLI args are passed as strings, re-cast to keep time.sleep happy
@@ -198,6 +193,8 @@ def _publish(
             else:
                 return ret
 
+    return {}
+
 
 def publish(
     tgt, fun, arg=None, tgt_type="glob", returner="", timeout=5, via_master=None
@@ -347,4 +344,4 @@ def runner(fun, arg=None, timeout=5):
         try:
             return channel.send(load)
         except SaltReqTimeoutError:
-            return "'{0}' runner publish timed out".format(fun)
+            return "'{}' runner publish timed out".format(fun)
diff --git a/salt/modules/x509.py b/salt/modules/x509.py
index ec9c92c008..9b475f3096 100644
--- a/salt/modules/x509.py
+++ b/salt/modules/x509.py
@@ -30,16 +30,13 @@ from salt.utils.odict import OrderedDict
 
 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"
 
@@ -79,10 +76,10 @@ 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):
@@ -140,8 +137,8 @@ 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()
-        ctx = M2Crypto.m2.x509v3_set_conf_lhash(lhash)
+        lhash = M2Crypto.m2.x509v3_lhash()  # pylint: disable=no-member
+        ctx = M2Crypto.m2.x509v3_set_conf_lhash(lhash)  # pylint: disable=no-member
         # ctx not zeroed
         _fix_ctx(ctx, issuer)
         x509_ext_ptr = M2Crypto.m2.x509v3_ext_conf(lhash, ctx, name, value)
@@ -280,7 +277,7 @@ 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):
@@ -318,9 +315,11 @@ 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):
@@ -339,7 +338,7 @@ def _parse_subject(subject):
                 ret_list.append((nid_num, 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)
     for nid_num, nid_name, val in sorted(ret_list):
         ret[nid_name] = val
     return ret
@@ -536,8 +535,8 @@ 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
 
@@ -615,8 +614,8 @@ 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
 
@@ -646,10 +645,9 @@ def read_csr(csr):
         "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(),
+        "X509v3 Extensions": _get_csr_extensions(csr),
     }
 
-    ret["X509v3 Extensions"] = _get_csr_extensions(csr)
-
     return ret
 
 
@@ -959,7 +957,7 @@ def create_crl(
     # 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"
         )
@@ -1033,7 +1031,9 @@ def create_crl(
         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."
+            "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)
@@ -1109,6 +1109,7 @@ def get_signing_policy(signing_policy_name):
     signing_policy = _get_signing_policy(signing_policy_name)
     if not signing_policy:
         return "Signing policy {} does not exist.".format(signing_policy_name)
+
     if isinstance(signing_policy, list):
         dict_ = {}
         for item in signing_policy:
@@ -1125,7 +1126,7 @@ def get_signing_policy(signing_policy_name):
             signing_policy["signing_cert"], "CERTIFICATE"
         )
     except KeyError:
-        pass
+        log.debug('Unable to get "certificate" PEM entry')
 
     return signing_policy
 
@@ -1734,7 +1735,8 @@ 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"
+            "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:
@@ -1758,7 +1760,8 @@ def create_csr(path=None, text=False, **kwargs):
         )
     )
 
-    for entry in sorted(subject.nid):
+    # pylint: disable=unused-variable
+    for entry, num in subject.nid.items():
         if entry in kwargs:
             setattr(subject, entry, kwargs[entry])
 
@@ -1794,7 +1797,6 @@ 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"]
@@ -1802,10 +1804,11 @@ def create_csr(path=None, text=False, **kwargs):
         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):
@@ -1830,7 +1833,7 @@ 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(
@@ -1886,7 +1889,10 @@ 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(delete=True)
@@ -1908,10 +1914,7 @@ 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):
@@ -1949,8 +1952,9 @@ 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
 
@@ -1973,6 +1977,7 @@ 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):
@@ -1986,14 +1991,11 @@ def will_expire(certificate, 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 8269df2f37..5ad7195b7c 100644
--- a/salt/states/x509.py
+++ b/salt/states/x509.py
@@ -177,12 +177,14 @@ import os
 import re
 
 import salt.exceptions
+import salt.utils.stringutils
 import salt.utils.versions
+from salt.ext import six
 
 try:
     from M2Crypto.RSA import RSAError
 except ImportError:
-    pass
+    RSAError = Exception("RSA Error")
 
 log = logging.getLogger(__name__)
 
@@ -194,7 +196,7 @@ 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):
@@ -696,7 +698,70 @@ def certificate_managed(
             "Old": invalid_reason,
             "New": "Certificate will be valid and up to date",
         }
-        return ret
+        private_key_args.update(managed_private_key)
+        kwargs["public_key_passphrase"] = private_key_args["passphrase"]
+
+        if private_key_args["new"]:
+            rotate_private_key = True
+            private_key_args["new"] = False
+
+        if _check_private_key(
+            private_key_args["name"],
+            bits=private_key_args["bits"],
+            passphrase=private_key_args["passphrase"],
+            new=private_key_args["new"],
+            overwrite=private_key_args["overwrite"],
+        ):
+            private_key = __salt__["x509.get_pem_entry"](
+                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"],
+            )
+
+        kwargs["public_key"] = private_key
+
+    current_days_remaining = 0
+    current_comp = {}
+
+    if os.path.isfile(name):
+        try:
+            current = __salt__["x509.read_certificate"](certificate=name)
+            current_comp = copy.deepcopy(current)
+            if "serial_number" not in kwargs:
+                current_comp.pop("Serial Number")
+                if "signing_cert" not in kwargs:
+                    try:
+                        current_comp["X509v3 Extensions"][
+                            "authorityKeyIdentifier"
+                        ] = re.sub(
+                            r"serial:([0-9A-F]{2}:)*[0-9A-F]{2}",
+                            "serial:--",
+                            current_comp["X509v3 Extensions"]["authorityKeyIdentifier"],
+                        )
+                    except KeyError:
+                        pass
+            current_comp.pop("Not Before")
+            current_comp.pop("MD5 Finger Print")
+            current_comp.pop("SHA1 Finger Print")
+            current_comp.pop("SHA-256 Finger Print")
+            current_notafter = current_comp.pop("Not After")
+            current_days_remaining = (
+                datetime.datetime.strptime(current_notafter, "%Y-%m-%d %H:%M:%S")
+                - datetime.datetime.now()
+            ).days
+            if days_remaining == 0:
+                days_remaining = current_days_remaining - 1
+        except salt.exceptions.SaltInvocationError:
+            current = "{} is not a valid Certificate.".format(name)
+    else:
+        current = "{} does not exist.".format(name)
 
     contents = __salt__["x509.create_certificate"](text=True, **kwargs)
     # Check the module actually returned a cert and not an error message as a string
@@ -892,6 +957,8 @@ def pem_managed(name, text, backup=False, **kwargs):
         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)
-- 
2.29.2

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File x509-fixes-111.patch of Package salt (Revision c7ceb2afdf2e43efb248cc443c4eb505)

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