Re: [PATCH nft] tests: shell: fix spurious errors in sets/0036add_set_element_expiration_0

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On Wed, Sep 27, 2023 at 05:32:31PM +0200, Pablo Neira Ayuso wrote:
> On Wed, Sep 27, 2023 at 05:02:04PM +0200, Phil Sutter wrote:
> > On Wed, Sep 27, 2023 at 04:48:03PM +0200, Pablo Neira Ayuso wrote:
> > > Add seconds as expiration, otherwise 14m59 reports 14m in minute
> > > granularity, this ensures suficient time in a very slow environment with
> > > debugging instrumentation.
> > > 
> > > Fixes: adf38fd84257 ("tests: shell: use minutes granularity in sets/0036add_set_element_expiration_0")
> > > Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
> > > ---
> > > I still see this failing occasionally due to timing issues, fix it.
> > > 
> > >  tests/shell/testcases/sets/0036add_set_element_expiration_0 | 2 +-
> > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > > 
> > > diff --git a/tests/shell/testcases/sets/0036add_set_element_expiration_0 b/tests/shell/testcases/sets/0036add_set_element_expiration_0
> > > index 12f10074409f..a50ac91d43a6 100755
> > > --- a/tests/shell/testcases/sets/0036add_set_element_expiration_0
> > > +++ b/tests/shell/testcases/sets/0036add_set_element_expiration_0
> > > @@ -8,7 +8,7 @@ drop_seconds() {
> > >  
> > >  RULESET="add table ip x
> > >  add set ip x y { type ipv4_addr; flags dynamic,timeout; } 
> > > -add element ip x y { 1.1.1.1 timeout 30m expires 15m }"
> > > +add element ip x y { 1.1.1.1 timeout 30m expires 15m59s }"
> > >  
> > >  test_output=$($NFT -e -f - <<< "$RULESET" 2>&1 | grep -v '# new generation' | drop_seconds)
> > 
> > The next line in that file is:
> > 
> > | if [ "$test_output" != "$RULESET" ] ; then
> > 
> > You add "59s" to $RULESET and drop it from $test_output. I guess, to
> > make it work, you also need to pipe $RULESET through drop_seconds before
> > the comparison.
> 
> Indeed, apologies: See latest patch.
> 
> https://patchwork.ozlabs.org/project/netfilter-devel/patch/20230927152514.473765-1-pablo@xxxxxxxxxxxxx/

Ouch, still fails. Damn, I don't get a proper fix for this script.



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