On Wed, Aug 08, 2018 at 10:15:35AM -0500, Terry Wilson wrote:
> On Tue, Aug 7, 2018 at 7:34 PM, Aaron Conole <acon...@redhat.com> wrote:
> > With commit cb139fa8b3a1 ("table: New function table_format() for
> > formatting a table as a string.") a new mechanism for formatting
> > tables was introduced, and the table_print method was refactored to
> > use this.
> >
> > During that refactor, calls to 'puts' were replaced with
> > 'ds_put_cstr', and table print was changed to use 'fputs(...,
> > stdout)'. Unfortunately, fputs() does not append a newline to the
> > string provided, and changes the output strings of, for example,
> > ovsdb-client dump to print all on one line. This means
> > post-processing scripts that are chained after ovsdb-client would
> > either block indefinitely (if they don't detect EOF), or process the
> > entire bundle at once (rather than seeing each table on a separate
> > line).
> >
> > Fixes: cb139fa8b3a1 ("table: New function table_format() for formatting a
> > table as a string.")
> > Cc: Ben Pfaff <b...@ovn.org>
> > Cc: Jakub Sitnicki <jsitni...@gmail.com>
> > Reported-by: Terry Wilson <twil...@redhat.com>
> > Reported-at: https://bugzilla.redhat.com/show_bug.cgi?id=1608508
> > Signed-off-by: Aaron Conole <acon...@redhat.com>
> > Suggested-by: Ben Pfaff <b...@ovn.org>
> > ---
> > lib/table.c | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/lib/table.c b/lib/table.c
> > index cd811caf5..19bf89262 100644
> > --- a/lib/table.c
> > +++ b/lib/table.c
> > @@ -547,6 +547,7 @@ table_print_json__(const struct table *table, const
> > struct table_style *style,
> > json_object_put(json, "data", data);
> >
> > json_to_ds(json, style->json_flags, s);
> > + ds_put_char(s, '\n');
> > json_destroy(json);
> > }
> >
> > --
> > 2.14.3
> >
>
> I can verify that this re-adds the newline and that it fixes the issue
> in neutron's ovs-agent.
>
> Acked-by: Terry Wilson <twil...@redhat.com>
> Tested-by: Terry Wilson <twil...@redhat.com>
This now has the world's longest collection of tags for a one-line
change:
Fixes: cb139fa8b3a1 ("table: New function table_format() for formatting a table
as a string.")
Cc: Ben Pfaff <b...@ovn.org>
Cc: Jakub Sitnicki <jsitni...@gmail.com>
Reported-by: Terry Wilson <twil...@redhat.com>
Reported-at: https://bugzilla.redhat.com/show_bug.cgi?id=1608508
Signed-off-by: Aaron Conole <acon...@redhat.com>
Suggested-by: Ben Pfaff <b...@ovn.org>
Signed-off-by: Ben Pfaff <b...@ovn.org>
Acked-by: Terry Wilson <twil...@redhat.com>
Tested-by: Terry Wilson <twil...@redhat.com>
I applied this to master and branch-2.10.
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