[Freeipa-devel] [PATCHES 0001-0013 v7] Profiles and CA ACLs

Martin Basti mbasti at redhat.com
Wed Jun 3 16:49:13 UTC 2015


On 03/06/15 16:17, Fraser Tweedale wrote:
> On Tue, Jun 02, 2015 at 06:37:42PM +0200, Martin Basti wrote:
>> On 02/06/15 14:11, Fraser Tweedale wrote:
>>> On Mon, Jun 01, 2015 at 05:22:28PM +1000, Fraser Tweedale wrote:
>>>> On Mon, Jun 01, 2015 at 05:10:58PM +1000, Fraser Tweedale wrote:
>>>>> On Fri, May 29, 2015 at 01:03:46PM +0200, Martin Kosek wrote:
>>>>>> On 05/29/2015 11:21 AM, Martin Basti wrote:
>>>>>>> On 29/05/15 06:17, Fraser Tweedale wrote:
>>>>>>>> On Thu, May 28, 2015 at 02:42:53PM +0200, Martin Basti wrote:
>>>>>>>>> On 28/05/15 11:48, Martin Basti wrote:
>>>>>>>>>> On 27/05/15 16:04, Fraser Tweedale wrote:
>>>>>>>>>>> Hello all,
>>>>>>>>>>>
>>>>>>>>>>> Fresh certificate management patchset; Changelog:
>>>>>>>>>>>
>>>>>>>>>>> - Now depends on patch freeipa-ftweedal-0014 for correct
>>>>>>>>>>> cert-request behaviour with host and service principals.
>>>>>>>>>>>
>>>>>>>>>>> - Updated Dogtag dependency to 10.2.4-1.  Should should be in
>>>>>>>>>>> f22 soon, but for f22 right now or for f21, please grab from my
>>>>>>>>>>> copr: https://copr.fedoraproject.org/coprs/ftweedal/freeipa/
>>>>>>>>>>>
>>>>>>>>>>>    Martin^1 could you please add to the quasi-official freeipa
>>>>>>>>>>>    copr?  SRPM lives at
>>>>>>>>>>>    https://frase.id.au/pki-core-10.2.4-1.fc21.src.rpm.
>>>>>>>>>>>
>>>>>>>>>>> - cert-request now verifies that for user principals, CSR CN
>>>>>>>>>>> matches uid and, DN emailAddress and SAN rfc822Name match user's
>>>>>>>>>>> email address, if either of those is present.
>>>>>>>>>>>
>>>>>>>>>>> - Fixed one or two other sneaky little bugs.
>>>>>>>>>>>
>>>>>>>>>>> On Wed, May 27, 2015 at 01:59:30AM +1000, Fraser Tweedale wrote:
>>>>>>>>>>>> Hi all,
>>>>>>>>>>>>
>>>>>>>>>>>> Please find attached the latest certificate management
>>>>>>>>>>>> patchset, which introduces the `caacl' plugin and various fixes
>>>>>>>>>>>> and improvement to earlier patches.
>>>>>>>>>>>>
>>>>>>>>>>>> One important change to earlier patches is reverting the name
>>>>>>>>>>>> of the default profile to 'caIPAserviceCert' and using the
>>>>>>>>>>>> existing instance of this profile on upgrade (but not install)
>>>>>>>>>>>> in case it has been modified.
>>>>>>>>>>>>
>>>>>>>>>>>> Other notes:
>>>>>>>>>>>>
>>>>>>>>>>>> - Still have changes in ipa-server-install (fewer lines now,
>>>>>>>>>>>> though)
>>>>>>>>>>>>
>>>>>>>>>>>> - Still have the ugly import hack.  It is not a high priority
>>>>>>>>>>>> for me, i.e. I think it should wait until after alpha
>>>>>>>>>>>>
>>>>>>>>>>>> - Still need to update 'service' and 'host' plugins to support
>>>>>>>>>>>> multiple certificates.  (The userCertificate attribute schema
>>>>>>>>>>>> itself is multi-valued, so there are no schema issues here)
>>>>>>>>>>>>
>>>>>>>>>>>> - The TODOs in [1]; mostly certprofile CLI conveniences and
>>>>>>>>>>>> supporting multiple profiles for hosts and services (which
>>>>>>>>>>>> requires changes to framework only, not schema).  [1]:
>>>>>>>>>>>> http://idm.etherpad.corp.redhat.com/rhel72-cert-mgmt-progress
>>>>>>>>>>>>
>>>>>>>>>>>> Happy reviewing!  I am pleased with the initial cut of the
>>>>>>>>>>>> caacl plugin but I'm sure you will find some things to be fixed
>>>>>>>>>>>> :)
>>>>>>>>>>>>
>>>>>>>>>>>> Cheers, Fraser
>>>>>>>>>> [root at vm-093 ~]#  ipa-replica-prepare vm-094.example.com
>>>>>>>>>> --ip-address 10.34.78.94 Directory Manager (existing master)
>>>>>>>>>> password:
>>>>>>>>>>
>>>>>>>>>> Preparing replica for vm-094.example.com from vm-093.example.com
>>>>>>>>>> Creating SSL certificate for the Directory Server not well-formed
>>>>>>>>>> (invalid token): line 2, column 14
>>>>>>>>>>
>>>>>>>>>> I cannot create replica file.  It work on the upgraded server,
>>>>>>>>>> but it doesn't work on the newly installed server.  I'm not sure
>>>>>>>>>> if this causes your patches which modifies the ca-installer, or
>>>>>>>>>> the newer version of dogtag.
>>>>>>>>>>
>>>>>>>>>> Or if there was any other changes in master, I will continue to
>>>>>>>>>> investigate with new RPM from master branch.
>>>>>>>>>>
>>>>>>>>>> Martin^2
>>>>>>>>>>
>>>>>>>>> ipa-replica-prepare works for: * master branch * master branch +
>>>>>>>>> pki-ca 10.2.4-1
>>>>>>>>>
>>>>>>>>> So something in your patches is breaking it
>>>>>>>>>
>>>>>>>>> Martin^2
>>>>>>>>>
>>>>>>>> Martin, master + my patches with pki 10.2.4-1 is working for me on
>>>>>>>> f21 and f22.  Can you provide ipa-replica-prepare --debug output and
>>>>>>>> Dogtag debug log?  ( /var/log/pki/pki-tomcat/ca/debug )
>>>>>>>>
>>>>>>>> Thanks,
>>>>>>>> Fraser
>>>>>>> I can not reproduce it today. And I already recycled the VMs from yesterday. :-(
>>>>>>>
>>>>>> In that case I would suggest ACKing&pushing the patch and fixing the bug if
>>>>>> it comes again. The tree may now be a bit unstable, given the number of
>>>>>> patches going in.
>>>>>>
>>>>>> My main motivation here is to unblock Fraser.
>>>>>>
>>>>>> Thanks,
>>>>>> Martin
>>>>> Rebased patchset attached; no other changes.
>>>> Heads up: I just discovered I have introduced a bug with
>>>> ipa-replica-install, when it is spawning the CA instance.  I think
>>>> replication it only causes issues with ``--setup-ca``.
>>>>
>>>> I will try and sort it out tomorrow or later tonight (I have to head
>>>> out for a few hours now, though); and I'm not suggesting it should
>>>> block the push but it's something to be aware of.
>>>>
>>>> Cheers,
>>>> Fraser
>>>>
>>> New patchset attached ; haven't gotten to the bottom of the
>>> ipa-replica-install issue mentioned above, but it fixes an upgrade
>>> bug.
>>>
>>> The change is:
>>>
>>> diff --git a/ipaserver/install/server/upgrade.py b/ipaserver/install/server/upgrade.py
>>> index c288282..c5f4d37 100644
>>> --- a/ipaserver/install/server/upgrade.py
>>> +++ b/ipaserver/install/server/upgrade.py
>>> @@ -316,7 +316,7 @@ def ca_enable_ldap_profile_subsystem(ca):
>>>                   caconfig.CS_CFG_PATH,
>>>                   directive,
>>>                   separator='=')
>>> -            if value == 'ProfileSubsystem':
>>> +            if value == 'com.netscape.cmscore.profile.ProfileSubsystem':
>>>                   needs_update = True
>>>                   break
>>>       except OSError, e:
>>> @@ -328,7 +328,7 @@ def ca_enable_ldap_profile_subsystem(ca):
>>>           installutils.set_directive(
>>>               caconfig.CS_CFG_PATH,
>>>               directive,
>>> -            'LDAPProfileSubsystem',
>>> +            'com.netscape.cmscore.profile.LDAPProfileSubsystem',
>>>               quotes=False,
>>>               separator='=')
>>>
>>> Cheers,
>>> Fraser
>>>
>>>
>> Thank you,
>>
>> 1)
>> ipa-getcert request  (getcert -c IPA)
>> doesnt work,
>>
>> Request ID '20150602145845':
>>      status: CA_REJECTED
>>      ca-error: Server at https://vm-137.example.com/ipa/xml denied our
>> request, giving up: 3007 (RPC failed at server.  'profile_id' is required).
>>
>> 2)
>> Error from rpm install
>> Unexpected error - see /var/log/ipaupgrade.log for details:
>> SkipPluginModule: dogtag not selected as RA plugin
>>
>> Just for record as known issue, this will be fixed later in a new patch.
>>
>> 3)
>> +        Str('profile_id', validate_profile_id,
>> +            label=_("Profile ID"),
>> +            doc=_("Certificate Profile to use"),
>> +        )
>> Please mark this param as optional. ('profile_id?')
>> This will fix issue 1, but 1 will need a option to specify profile_id
>>
>> Also move API related change from patch 9 to patch 11 + increment VERSION
>>
>> 4)
>> * Maybe I do everything wrong :)
>>
>>   I'm not able to create certificate stored in FILE, via ipa-getcert request.
>> I'm getting error:
>> status: CA_UNREACHABLE
>>      ca-error: Server at https://vm-137.example.com/ipa/xml failed request,
>> will retry: 4001 (RPC failed at server. vm-137.example.com at example.com: host
>> not found).
>>
>> or error:
>> Request ID '20150602154115':
>>      status: CA_REJECTED
>>      ca-error: Server at https://vm-137.example.com/ipa/xml denied our
>> request, giving up: 2100 (RPC failed at server.  Insufficient access: not
>> allowed to perform this command).
>> (I'm root and kinited as admin)
>>
>> Maybe additional ACI is required for cert_request as it is VirtualCommand
>>
>>
>> -- 
>> Martin Basti
>>
> Thanks for report.  Attached patchset should fix the certmonger
> issues, and also makes cert-request --profile-id argument optional.
>
> The changes were fixup'd into the appropriate patches but the
> combined diff follows.  (Note that the API.txt and VERSION changes
> you recommended were executed but are missing from this diff.)
>
> Thanks,
> Fraser
>
> diff --git a/ipalib/plugins/caacl.py b/ipalib/plugins/caacl.py
> index c09df86..a9dde86 100644
> --- a/ipalib/plugins/caacl.py
> +++ b/ipalib/plugins/caacl.py
> @@ -12,7 +12,7 @@ from ipalib.plugins.baseldap import (
>       LDAPUpdate, LDAPRetrieve, LDAPAddMember, LDAPRemoveMember,
>       pkey_to_value)
>   from ipalib.plugins.certprofile import validate_profile_id
> -from ipalib.plugins.service import normalize_principal
> +from ipalib.plugins.service import normalize_principal, split_any_principal
>   from ipalib import _, ngettext
>   from ipapython.dn import DN
>   
> @@ -69,7 +69,7 @@ def _acl_make_request(principal_type, principal, ca_ref, profile_id):
>           groups = user_obj.get('memberof_group', [])
>           groups += user_obj.get('memberofindirect_group', [])
>       elif principal_type == 'host':
> -        hostname = principal[5:]
> +        service, hostname, realm = split_any_principal(principal)
>           host_obj = api.Command.host_show(hostname)['result']
>           groups = host_obj.get('memberof_hostgroup', [])
>           groups += host_obj.get('memberofindirect_hostgroup', [])
> diff --git a/ipalib/plugins/cert.py b/ipalib/plugins/cert.py
> index 70ae610..1878e5a 100644
> --- a/ipalib/plugins/cert.py
> +++ b/ipalib/plugins/cert.py
> @@ -247,7 +247,7 @@ class cert_request(VirtualCommand):
>               default=False,
>               autofill=True
>           ),
> -        Str('profile_id', validate_profile_id,
> +        Str('profile_id?', validate_profile_id,
>               label=_("Profile ID"),
>               doc=_("Certificate Profile to use"),
>           )
> @@ -346,7 +346,14 @@ class cert_request(VirtualCommand):
>           bind_principal = split_any_principal(getattr(context, 'principal'))
>           bind_service, bind_name, bind_realm = bind_principal
>   
> -        if bind_principal != principal:
> +        if bind_service is None:
> +            bind_principal_type = USER
> +        elif bind_service == 'host':
> +            bind_principal_type = HOST
> +        else:
> +            bind_principal_type = SERVICE
> +
> +        if bind_principal != principal and bind_principal_type != HOST:
>               # Can the bound principal request certs for another principal?
>               self.check_access()
>   
> @@ -359,7 +366,7 @@ class cert_request(VirtualCommand):
>                   error=_("Failure decoding Certificate Signing Request: %s") % e)
>   
>           # host principals may bypass allowed ext check
> -        if bind_service != 'host':
> +        if bind_principal_type != HOST:
>               for ext in extensions:
>                   operation = self._allowed_extensions.get(ext)
>                   if operation:
> diff --git a/ipapython/dogtag.py b/ipapython/dogtag.py
> index 659751e..53085f7 100644
> --- a/ipapython/dogtag.py
> +++ b/ipapython/dogtag.py
> @@ -47,7 +47,7 @@ INCLUDED_PROFILES = {
>       (u'caIPAserviceCert', u'Standard profile for network services', True),
>       }
>   
> -DEFAULT_PROFILE = 'caIPAserviceCert'
> +DEFAULT_PROFILE = u'caIPAserviceCert'
>   
>   class Dogtag10Constants(object):
>       DOGTAG_VERSION = 10

Should the user certificates behave in the same way as host and service 
certificates, i.e should be revoked after user-del or user-mod operation??
If yes it would be an additional patch.

Please move API.txt fragment from patch 9 to patch 11
With this change ACK for patches 1-11, to unblock testing. For patches 
12-13 I need more time.

-- 
Martin Basti




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