Re: [libvirt] [PATCH v3 00/18] Implement original label remembering

2018-12-21 Thread John Ferlan


On 12/21/18 10:32 AM, Marc Hartmayer wrote:
> On Thu, Dec 20, 2018 at 09:15 PM +0100, Michal Prívozník 
>  wrote:
>> On 12/20/18 12:48 PM, Marc Hartmayer wrote:
>>> On Wed, Dec 19, 2018 at 03:37 PM +0100, Michal Privoznik 
>>>  wrote:
 On 12/19/18 2:54 PM, Ján Tomko wrote:
>
> Reviewed-by: Ján Tomko 

 Thanks to you and Dan. I've pushed these.
>>>
>>> I tried out the current master (e05d8e570b) and I got the following
>>> error message regularly:
>>>
>>> 2018-12-20 11:37:37.056+: 30026: error : virProcessWait:274 : internal 
>>> error: Child process (31926) unexpected fatal signal 11
>>> 2018-12-20 11:37:37.060+: 30026: warning : 
>>> qemuSecurityRestoreAllLabel:89 : Unable to run security manager transaction
>>
>> Looks like there is some crash. Can you try to get stack trace please?
> 
> Hmm with the newest master (9d42d51eef793d7c) I get no error
> message. I’ll try to revalidate the behavior/error messages with the
> previous version.
> 

I pushed a patch that probably is a fix for what you saw... See commit
9d42d51eef - essentially avoids passing contents of a empty @con into
virSecuritySELinuxSetFileconImpl which I assume is where you had a
fairly spectacular failure.

John

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Re: [libvirt] [PATCH v3 00/18] Implement original label remembering

2018-12-21 Thread Marc Hartmayer
On Thu, Dec 20, 2018 at 09:15 PM +0100, Michal Prívozník  
wrote:
> On 12/20/18 12:48 PM, Marc Hartmayer wrote:
>> On Wed, Dec 19, 2018 at 03:37 PM +0100, Michal Privoznik 
>>  wrote:
>>> On 12/19/18 2:54 PM, Ján Tomko wrote:

 Reviewed-by: Ján Tomko 
>>>
>>> Thanks to you and Dan. I've pushed these.
>>
>> I tried out the current master (e05d8e570b) and I got the following
>> error message regularly:
>>
>> 2018-12-20 11:37:37.056+: 30026: error : virProcessWait:274 : internal 
>> error: Child process (31926) unexpected fatal signal 11
>> 2018-12-20 11:37:37.060+: 30026: warning : 
>> qemuSecurityRestoreAllLabel:89 : Unable to run security manager transaction
>
> Looks like there is some crash. Can you try to get stack trace please?

Hmm with the newest master (9d42d51eef793d7c) I get no error
message. I’ll try to revalidate the behavior/error messages with the
previous version.

>
> Michal
>
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Kind regards / Beste Grüße
   Marc Hartmayer

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Vorsitzende des Aufsichtsrats: Matthias Hartmann
Geschäftsführung: Dirk Wittkopp
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Re: [libvirt] [PATCH v3 00/18] Implement original label remembering

2018-12-20 Thread Michal Prívozník
On 12/20/18 12:48 PM, Marc Hartmayer wrote:
> On Wed, Dec 19, 2018 at 03:37 PM +0100, Michal Privoznik 
>  wrote:
>> On 12/19/18 2:54 PM, Ján Tomko wrote:
>>>
>>> Reviewed-by: Ján Tomko 
>>
>> Thanks to you and Dan. I've pushed these.
> 
> I tried out the current master (e05d8e570b) and I got the following
> error message regularly:
> 
> 2018-12-20 11:37:37.056+: 30026: error : virProcessWait:274 : internal 
> error: Child process (31926) unexpected fatal signal 11
> 2018-12-20 11:37:37.060+: 30026: warning : qemuSecurityRestoreAllLabel:89 
> : Unable to run security manager transaction

Looks like there is some crash. Can you try to get stack trace please?

Michal

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Re: [libvirt] [PATCH v3 00/18] Implement original label remembering

2018-12-20 Thread Marc Hartmayer
On Wed, Dec 19, 2018 at 03:37 PM +0100, Michal Privoznik  
wrote:
> On 12/19/18 2:54 PM, Ján Tomko wrote:
>>
>> Reviewed-by: Ján Tomko 
>
> Thanks to you and Dan. I've pushed these.

I tried out the current master (e05d8e570b) and I got the following
error message regularly:

2018-12-20 11:37:37.056+: 30026: error : virProcessWait:274 : internal 
error: Child process (31926) unexpected fatal signal 11
2018-12-20 11:37:37.060+: 30026: warning : qemuSecurityRestoreAllLabel:89 : 
Unable to run security manager transaction

Did you try it with SELinux?

>
> Michal
>
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   Marc Hartmayer

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Vorsitzende des Aufsichtsrats: Matthias Hartmann
Geschäftsführung: Dirk Wittkopp
Sitz der Gesellschaft: Böblingen
Registergericht: Amtsgericht Stuttgart, HRB 243294


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Re: [libvirt] [PATCH v3 00/18] Implement original label remembering

2018-12-19 Thread Michal Privoznik
On 12/19/18 2:54 PM, Ján Tomko wrote:
> 
> Reviewed-by: Ján Tomko 

Thanks to you and Dan. I've pushed these.

Michal

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Re: [libvirt] [PATCH v3 00/18] Implement original label remembering

2018-12-19 Thread Ján Tomko

On Wed, Dec 12, 2018 at 01:40:44PM +0100, Michal Privoznik wrote:

v3 of:

https://www.redhat.com/archives/libvir-list/2018-November/msg01070.html

diff to v2:
- dropped 01/18 from v2
- Introduced a test
- Couple of minor adjustments as suggested in review of v2

Michal Prívozník (18):
 util: Introduce xattr getter/setter/remover
 security: Include security_util
 security_dac: Restore label on failed chown() attempt
 virSecurityDACTransactionRun: Implement rollback
 virSecurityDACRestoreAllLabel: Reorder device relabeling
 virSecurityDACRestoreAllLabel: Restore more labels
 security_dac: Allow callers to enable/disable label remembering/recall
 security_dac: Remember old labels
 virSecurityDACRestoreImageLabelInt: Restore even shared/RO disks
 security_selinux: Track if transaction is restore
 security_selinux: Remember old labels
 security_selinux: Restore label on failed setfilecon() attempt
 virSecuritySELinuxTransactionRun: Implement rollback
 virSecuritySELinuxRestoreAllLabel: Reorder device relabeling
 virSecuritySELinuxRestoreAllLabel: Restore more labels
 tests: Introduce qemusecuritytest
 tools: Provide a script to recover fubar'ed XATTRs setup
 qemu.conf: Allow users to enable/disable label remembering

cfg.mk |   4 +-
src/libvirt_private.syms   |   3 +
src/qemu/libvirtd_qemu.aug |   1 +
src/qemu/qemu.conf |   4 +
src/qemu/qemu_conf.c   |   4 +
src/qemu/test_libvirtd_qemu.aug.in |   1 +
src/security/Makefile.inc.am   |   2 +
src/security/security_dac.c| 227 ++
src/security/security_selinux.c| 272 
src/security/security_util.c   | 256 +++
src/security/security_util.h   |  32 ++
src/util/virfile.c | 121 
src/util/virfile.h |  20 +-
tests/Makefile.am  |  10 +
tests/qemusecuritymock.c   | 480 +
tests/qemusecuritytest.c   | 173 +++
tests/qemusecuritytest.h   |  28 ++
tools/Makefile.am  |   1 +
tools/libvirt_recover_xattrs.sh|  96 ++
19 files changed, 1600 insertions(+), 135 deletions(-)
create mode 100644 src/security/security_util.c
create mode 100644 src/security/security_util.h
create mode 100644 tests/qemusecuritymock.c
create mode 100644 tests/qemusecuritytest.c
create mode 100644 tests/qemusecuritytest.h
create mode 100755 tools/libvirt_recover_xattrs.sh



Reviewed-by: Ján Tomko 

Jano


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[libvirt] [PATCH v3 00/18] Implement original label remembering

2018-12-12 Thread Michal Privoznik
v3 of:

https://www.redhat.com/archives/libvir-list/2018-November/msg01070.html

diff to v2:
- dropped 01/18 from v2
- Introduced a test
- Couple of minor adjustments as suggested in review of v2

Michal Prívozník (18):
  util: Introduce xattr getter/setter/remover
  security: Include security_util
  security_dac: Restore label on failed chown() attempt
  virSecurityDACTransactionRun: Implement rollback
  virSecurityDACRestoreAllLabel: Reorder device relabeling
  virSecurityDACRestoreAllLabel: Restore more labels
  security_dac: Allow callers to enable/disable label remembering/recall
  security_dac: Remember old labels
  virSecurityDACRestoreImageLabelInt: Restore even shared/RO disks
  security_selinux: Track if transaction is restore
  security_selinux: Remember old labels
  security_selinux: Restore label on failed setfilecon() attempt
  virSecuritySELinuxTransactionRun: Implement rollback
  virSecuritySELinuxRestoreAllLabel: Reorder device relabeling
  virSecuritySELinuxRestoreAllLabel: Restore more labels
  tests: Introduce qemusecuritytest
  tools: Provide a script to recover fubar'ed XATTRs setup
  qemu.conf: Allow users to enable/disable label remembering

 cfg.mk |   4 +-
 src/libvirt_private.syms   |   3 +
 src/qemu/libvirtd_qemu.aug |   1 +
 src/qemu/qemu.conf |   4 +
 src/qemu/qemu_conf.c   |   4 +
 src/qemu/test_libvirtd_qemu.aug.in |   1 +
 src/security/Makefile.inc.am   |   2 +
 src/security/security_dac.c| 227 ++
 src/security/security_selinux.c| 272 
 src/security/security_util.c   | 256 +++
 src/security/security_util.h   |  32 ++
 src/util/virfile.c | 121 
 src/util/virfile.h |  20 +-
 tests/Makefile.am  |  10 +
 tests/qemusecuritymock.c   | 480 +
 tests/qemusecuritytest.c   | 173 +++
 tests/qemusecuritytest.h   |  28 ++
 tools/Makefile.am  |   1 +
 tools/libvirt_recover_xattrs.sh|  96 ++
 19 files changed, 1600 insertions(+), 135 deletions(-)
 create mode 100644 src/security/security_util.c
 create mode 100644 src/security/security_util.h
 create mode 100644 tests/qemusecuritymock.c
 create mode 100644 tests/qemusecuritytest.c
 create mode 100644 tests/qemusecuritytest.h
 create mode 100755 tools/libvirt_recover_xattrs.sh

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