Re: [ovs-dev] [RFC] lib/automake.mk: remove runtime directories

2017-03-24 Thread Ben Pfaff
On Tue, Mar 21, 2017 at 02:20:30PM -0400, Aaron Conole wrote:
> Aaron Conole  writes:
> 
> > The Open vSwitch run, log, and DB directories are installed as part of the
> > normal `make install` process.  However, this means they are created with
> > user and group ownership that may conflict with the desired user.  For
> > example, running `make install` as root will install those files as
> > root:root, whereas the runtime user desired may be openvswitch:openvswitch.
> >
> > Since these directories are automatically created as part of the ovs-ctl
> > command, and with the correct user:group permissions, it makes sense to
> > delay creation until these directories are actually required.
> >
> > Signed-off-by: Aaron Conole 
> > ---
> 
> I was about to submit this with a fixup to the rhel side, but I dug into
> an older mailing list discussion where at least it seems like Ben wanted
> the make install to create these runtime directories[1], presumably to
> alleviate concerns with adding these mkdir type directives to each
> distro.
> 
> I'm not sure how best to proceed with this effort, since I want to
> enable non-root ovs 'out of the box'.  If that has to be done
> distro-specific (and I should simply modify the .spec file for this),
> then that may be acceptable for me.  I think the issue encountered in
> [1] is due to not using ovs-ctl to start the daemons.  Perhaps it will
> still be required from the fedora side to create these directories - I'm
> not sure.
> 
> Thoughts?
> 
> 1: https://mail.openvswitch.org/pipermail/ovs-dev/2013-July/273197.html

I'm OK with making ovs-ctl the primary way to create the directories, if
we document in Documentation/intro/install/general.rst how to use
ovs-ctl.  Currently we only document there how to start all the daemons
by hand; that once made sense but it seems dated now.
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Re: [ovs-dev] [RFC] lib/automake.mk: remove runtime directories

2017-03-23 Thread Aaron Conole
Flavio Leitner  writes:

> On Wed, Mar 22, 2017 at 12:43:29PM -0400, Eric Garver wrote:
>> On Tue, Mar 21, 2017 at 02:20:30PM -0400, Aaron Conole wrote:
>> > Aaron Conole  writes:
>> > 
>> > > The Open vSwitch run, log, and DB directories are installed as part of 
>> > > the
>> > > normal `make install` process.  However, this means they are created with
>> > > user and group ownership that may conflict with the desired user.  For
>> > > example, running `make install` as root will install those files as
>> > > root:root, whereas the runtime user desired may be 
>> > > openvswitch:openvswitch.
>> > >
>> > > Since these directories are automatically created as part of the ovs-ctl
>> > > command, and with the correct user:group permissions, it makes sense to
>> > > delay creation until these directories are actually required.
>> > >
>> > > Signed-off-by: Aaron Conole 
>> > > ---
>> > 
>> > I was about to submit this with a fixup to the rhel side, but I dug into
>> > an older mailing list discussion where at least it seems like Ben wanted
>> > the make install to create these runtime directories[1], presumably to
>> > alleviate concerns with adding these mkdir type directives to each
>> > distro.
>> > 
>> > I'm not sure how best to proceed with this effort, since I want to
>> > enable non-root ovs 'out of the box'.  If that has to be done
>> > distro-specific (and I should simply modify the .spec file for this),
>> > then that may be acceptable for me.  I think the issue encountered in
>> > [1] is due to not using ovs-ctl to start the daemons.  Perhaps it will
>> > still be required from the fedora side to create these directories - I'm
>> > not sure.
>> > 
>> > Thoughts?
>> > 
>> > 1: https://mail.openvswitch.org/pipermail/ovs-dev/2013-July/273197.html
>> 
>> Seems the perm changes should be part of the distro specific stuff.
>> Don't they also have to create the users/groups?
>
> They seem to be two separate problems.  If an user is using "make
> install", most probably it needs to be root anyways and who knows
> which user he/she wants to use.

True - but that means after installing with `make install`, doing
something like:
  useradd openvswitch && /path/to/ovs-ctl --ovs-user='openvswitch:nobody' start

will encounter errors related to the installed directories.  The user
can go ahead and change those permissions.  Maybe that is the approach
that makes the most sense.

> On a distribution level, it doesn't matter much what make install does
> because RPM can fix permissions, create a standard user/groups, fix the
> initialization, and so on.

I think that's probably going to be the avenue I continue to pursue in
this effort.  I was trying to be as generic as possible, but probably
this case needs to be fixed up on a per-distribution (and even operating
system) basis.

Thanks for the feedback, Flavio and Eric!
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Re: [ovs-dev] [RFC] lib/automake.mk: remove runtime directories

2017-03-23 Thread Flavio Leitner
On Wed, Mar 22, 2017 at 12:43:29PM -0400, Eric Garver wrote:
> On Tue, Mar 21, 2017 at 02:20:30PM -0400, Aaron Conole wrote:
> > Aaron Conole  writes:
> > 
> > > The Open vSwitch run, log, and DB directories are installed as part of the
> > > normal `make install` process.  However, this means they are created with
> > > user and group ownership that may conflict with the desired user.  For
> > > example, running `make install` as root will install those files as
> > > root:root, whereas the runtime user desired may be 
> > > openvswitch:openvswitch.
> > >
> > > Since these directories are automatically created as part of the ovs-ctl
> > > command, and with the correct user:group permissions, it makes sense to
> > > delay creation until these directories are actually required.
> > >
> > > Signed-off-by: Aaron Conole 
> > > ---
> > 
> > I was about to submit this with a fixup to the rhel side, but I dug into
> > an older mailing list discussion where at least it seems like Ben wanted
> > the make install to create these runtime directories[1], presumably to
> > alleviate concerns with adding these mkdir type directives to each
> > distro.
> > 
> > I'm not sure how best to proceed with this effort, since I want to
> > enable non-root ovs 'out of the box'.  If that has to be done
> > distro-specific (and I should simply modify the .spec file for this),
> > then that may be acceptable for me.  I think the issue encountered in
> > [1] is due to not using ovs-ctl to start the daemons.  Perhaps it will
> > still be required from the fedora side to create these directories - I'm
> > not sure.
> > 
> > Thoughts?
> > 
> > 1: https://mail.openvswitch.org/pipermail/ovs-dev/2013-July/273197.html
> 
> Seems the perm changes should be part of the distro specific stuff.
> Don't they also have to create the users/groups?

They seem to be two separate problems.  If an user is using "make
install", most probably it needs to be root anyways and who knows
which user he/she wants to use.

On a distribution level, it doesn't matter much what make install does
because RPM can fix permissions, create a standard user/groups, fix the
initialization, and so on.

-- 
Flavio

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Re: [ovs-dev] [RFC] lib/automake.mk: remove runtime directories

2017-03-22 Thread Eric Garver
On Tue, Mar 21, 2017 at 02:20:30PM -0400, Aaron Conole wrote:
> Aaron Conole  writes:
> 
> > The Open vSwitch run, log, and DB directories are installed as part of the
> > normal `make install` process.  However, this means they are created with
> > user and group ownership that may conflict with the desired user.  For
> > example, running `make install` as root will install those files as
> > root:root, whereas the runtime user desired may be openvswitch:openvswitch.
> >
> > Since these directories are automatically created as part of the ovs-ctl
> > command, and with the correct user:group permissions, it makes sense to
> > delay creation until these directories are actually required.
> >
> > Signed-off-by: Aaron Conole 
> > ---
> 
> I was about to submit this with a fixup to the rhel side, but I dug into
> an older mailing list discussion where at least it seems like Ben wanted
> the make install to create these runtime directories[1], presumably to
> alleviate concerns with adding these mkdir type directives to each
> distro.
> 
> I'm not sure how best to proceed with this effort, since I want to
> enable non-root ovs 'out of the box'.  If that has to be done
> distro-specific (and I should simply modify the .spec file for this),
> then that may be acceptable for me.  I think the issue encountered in
> [1] is due to not using ovs-ctl to start the daemons.  Perhaps it will
> still be required from the fedora side to create these directories - I'm
> not sure.
> 
> Thoughts?
> 
> 1: https://mail.openvswitch.org/pipermail/ovs-dev/2013-July/273197.html

Seems the perm changes should be part of the distro specific stuff.
Don't they also have to create the users/groups?
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Re: [ovs-dev] [RFC] lib/automake.mk: remove runtime directories

2017-03-21 Thread Aaron Conole
Aaron Conole  writes:

> The Open vSwitch run, log, and DB directories are installed as part of the
> normal `make install` process.  However, this means they are created with
> user and group ownership that may conflict with the desired user.  For
> example, running `make install` as root will install those files as
> root:root, whereas the runtime user desired may be openvswitch:openvswitch.
>
> Since these directories are automatically created as part of the ovs-ctl
> command, and with the correct user:group permissions, it makes sense to
> delay creation until these directories are actually required.
>
> Signed-off-by: Aaron Conole 
> ---

I was about to submit this with a fixup to the rhel side, but I dug into
an older mailing list discussion where at least it seems like Ben wanted
the make install to create these runtime directories[1], presumably to
alleviate concerns with adding these mkdir type directives to each
distro.

I'm not sure how best to proceed with this effort, since I want to
enable non-root ovs 'out of the box'.  If that has to be done
distro-specific (and I should simply modify the .spec file for this),
then that may be acceptable for me.  I think the issue encountered in
[1] is due to not using ovs-ctl to start the daemons.  Perhaps it will
still be required from the fedora side to create these directories - I'm
not sure.

Thoughts?

1: https://mail.openvswitch.org/pipermail/ovs-dev/2013-July/273197.html
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Re: [ovs-dev] [RFC] lib/automake.mk: remove runtime directories

2017-03-15 Thread Aaron Conole
Markos Chandras  writes:

> Hi Aaron,
>
> On 03/09/2017 03:35 PM, Aaron Conole wrote:
>> The Open vSwitch run, log, and DB directories are installed as part of the
>> normal `make install` process.  However, this means they are created with
>> user and group ownership that may conflict with the desired user.  For
>> example, running `make install` as root will install those files as
>> root:root, whereas the runtime user desired may be openvswitch:openvswitch.
>> 
>> Since these directories are automatically created as part of the ovs-ctl
>> command, and with the correct user:group permissions, it makes sense to
>> delay creation until these directories are actually required.
>> 
>> Signed-off-by: Aaron Conole 
>
> It looks reasonable to me. Thanks!
>
> Reviewed-by: Markos Chandras 

Thanks Markos.  I'm planning on submitting this as a full PATCH once
I've double checked that it doesn't break any of my existing test
scripts and rpm builds.

-Aaron
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Re: [ovs-dev] [RFC] lib/automake.mk: remove runtime directories

2017-03-09 Thread Markos Chandras
Hi Aaron,

On 03/09/2017 03:35 PM, Aaron Conole wrote:
> The Open vSwitch run, log, and DB directories are installed as part of the
> normal `make install` process.  However, this means they are created with
> user and group ownership that may conflict with the desired user.  For
> example, running `make install` as root will install those files as
> root:root, whereas the runtime user desired may be openvswitch:openvswitch.
> 
> Since these directories are automatically created as part of the ovs-ctl
> command, and with the correct user:group permissions, it makes sense to
> delay creation until these directories are actually required.
> 
> Signed-off-by: Aaron Conole 

It looks reasonable to me. Thanks!

Reviewed-by: Markos Chandras 

-- 
markos

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