On Tue, May 8, 2018 at 7:11 AM, Anastasiya Ruzhanskaya <
[email protected]> wrote:

> scl enable rh-postgresql95 'psql -U postgres'
>

​This should be :

scl enable rh-postgresql95 bash

​



> psql: FATAL:  Peer authentication failed for user "postgres"
>
> I am not sure why it is trying to execute the command while enabling.
>
> 2018-05-07 12:22 GMT-04:00 Martin Sivak <[email protected]>:
>
>> Hi,
>>
>> that sure looks like postgresql SCL packages. Software collections are
>> installed into /opt and need to be enabled using the `scl enable
>> <collection name>` command to allow their usage.
>>
>> Best regards
>>
>> Martin Sivak
>>
>> On Mon, May 7, 2018 at 2:21 PM, Anastasiya Ruzhanskaya
>> <[email protected]> wrote:
>> > rpm -qa |grep postgres
>> > rh-postgresql95-postgresql-libs-9.5.9-1.el7.x86_64
>> > postgresql-libs-9.2.23-3.el7_4.x86_64
>> > rh-postgresql95-runtime-2.2-2.el7.x86_64
>> > rh-postgresql95-postgresql-9.5.9-1.el7.x86_64
>> > postgresql-jdbc-9.2.1002-5.el7.noarch
>> > postgresql-contrib-9.2.23-3.el7_4.x86_64
>> > rh-postgresql95-postgresql-server-9.5.9-1.el7.x86_64
>> > postgresql-9.2.23-3.el7_4.x86_64
>> > rh-postgresql95-postgresql-contrib-9.5.9-1.el7.x86_64
>> > collectd-postgresql-5.8.0-2.el7.x86_64
>> > postgresql-server-9.2.23-3.el7_4.x86_64
>> > [skotti@localhost ~]$ psql -U postgres
>> > psql: FATAL:  Peer authentication failed for user "postgres"
>> >
>> > But I actually installed it manually, still no succeed. But ovirt
>> engine is
>> > working.
>> >
>> > 2018-05-07 5:22 GMT-04:00 Eli Mesika <[email protected]>:
>> >>
>> >>
>> >>
>> >> On Mon, May 7, 2018 at 11:40 AM, Anastasiya Ruzhanskaya
>> >> <[email protected]> wrote:
>> >>>
>> >>> If the engine user is not accessible directly, why then in this
>> command
>> >>> you use it?:
>> >>>
>> >>>  psql -U engine engine -c "UPDATE vdc_options set option_value =
>> 'false'
>> >>>                                                  WHERE option_name =
>> >>> 'SSLEnabled';"
>> >>>
>> >>> I am not really good in managing databases, I also didn't have
>> postgresql
>> >>> installed after finishing oVirt engine installation and even managing
>> to
>> >>> deploy everything. Does it mean that no database was created at all?
>> I have
>> >>> chosen automatic and local creation in all fields related to database
>> while
>> >>> installing oVirt engine.
>> >>
>> >>
>> >> Can you paste the output of the following command
>> >>
>> >> rpm -qa |grep postgres
>> >>
>> >>
>> >>
>> >>>
>> >>>
>> >>>
>> >>> 2018-05-07 11:00 GMT+03:00 Martin Sivak <[email protected]>:
>> >>>>
>> >>>> Hi,
>> >>>>
>> >>>> I think what you are looking for is mostly this:
>> >>>> https://github.com/oVirt/vdsm/blob/master/lib/vdsm/api/vdsm-api.yml
>> >>>>
>> >>>> The best way to see what the traffic is is to disable SSL. The
>> >>>> postgres database is installed and accessible using the postgres user
>> >>>> (the engine user is not allowed to access it directly).
>> >>>>
>> >>>> You might also be interested in the vdsm fake project we use as node
>> >>>> simulator. Its readme will tell you exactly how to do this:
>> >>>> https://github.com/oVirt/ovirt-vdsmfake
>> >>>>
>> >>>> I wrote an article some time ago that explained how to setup a
>> >>>> development environment without real hosts:
>> >>>>
>> >>>> https://www.ovirt.org/blog/2016/11/testing-ovirt-changes-wit
>> hout-cluster/
>> >>>>
>> >>>> Might I ask what you goal is?
>> >>>>
>> >>>> Best regards
>> >>>>
>> >>>> --
>> >>>> Martin Sivak
>> >>>> SLA / oVirt
>> >>>>
>> >>>> On Sun, May 6, 2018 at 6:26 AM, Anastasiya Ruzhanskaya
>> >>>> <[email protected]> wrote:
>> >>>> > Hello everyone!
>> >>>> > Currently I want to determine what information is included in
>> messages
>> >>>> > passing from oVirt engine to VDSM on ovirt-node.
>> >>>> >
>> >>>> > I made up a really simple configuration with one VM representing
>> >>>> > engine,
>> >>>> > another - node, a managed to successfully  launch a single VM on
>> this
>> >>>> > node.
>> >>>> > However, I have chosen to configure everything automatically.
>> >>>> > Currently
>> >>>> > traffic is encrypted with default certificates.
>> >>>> > So, there are three options for me and no one of them really works.
>> >>>> >
>> >>>> > 1) Find the format of messages ( what the fields are, session id
>> for
>> >>>> > example) in docs, but I didn't  manage to find it;
>> >>>> > 2) Use wireshark to decrypt the traffic and the apply maybe a json
>> >>>> > -dissector to the decrypted data. I have tried many solutions (
>> thanks
>> >>>> > god I
>> >>>> > have rsa private and public keys but there is another session key
>> >>>> > which is
>> >>>> > generated every time engine starts to communicate with vdsm, which
>> I
>> >>>> > cannot
>> >>>> > get with the help of sslkeylog file or ld_preload technology.
>> >>>> > Maybe someone knows the exact methodology how to do this correctly?
>> >>>> >
>> >>>> > 3) Turn off ssl in oVirt. It is simple to do that for vdsm, but for
>> >>>> > engine,
>> >>>> > according to answers on oVirt site, I should do 2 requests to the
>> >>>> > database.
>> >>>> > I was really surprised that psql was not installed by oVirt on my
>> >>>> > system.
>> >>>> > How did it then created a default database? ( I have chosen to
>> create
>> >>>> > all
>> >>>> > locally and with default configurations).
>> >>>> > I mean these two commands :
>> >>>> >
>> >>>> > https://www.ovirt.org/develop/developer-guide/vdsm/connectin
>> g-development-vdsm-to-engine/
>> >>>> > . I have a following error there :
>> >>>> > psql: FATAL: Peer authentication failed for user "engine"
>> >>>> >
>> >>>> > Could you please guide my what method is the best and how should I
>> >>>> > correct
>> >>>> > my faults there?
>> >>>> >
>> >>>> >
>> >>>> > _______________________________________________
>> >>>> > Devel mailing list
>> >>>> > [email protected]
>> >>>> > http://lists.ovirt.org/mailman/listinfo/devel
>> >>>
>> >>>
>> >>>
>> >>> _______________________________________________
>> >>> Devel mailing list
>> >>> [email protected]
>> >>> http://lists.ovirt.org/mailman/listinfo/devel
>> >>
>> >>
>> >
>>
>
>
_______________________________________________
Devel mailing list -- [email protected]
To unsubscribe send an email to [email protected]
%(web_page_url)slistinfo%(cgiext)s/%(_internal_name)s

Reply via email to