Can we move this patch forward and get a backport to 2.8 / 2.7 branches? Otherwise we get a failure on openstack's:
neutron.tests.tempest.api.test_routers.RoutersTest.test_router_interface_status Cheers & thanks. On Mon, Oct 2, 2017 at 6:25 PM, Miguel Angel Ajo Pelayo <majop...@redhat.com > wrote: > Acked-by: Miguel Angel Ajo <majop...@redhat.com> > > On Mon, Oct 2, 2017 at 3:39 PM, Jakub Sitnicki <j...@redhat.com> wrote: > >> Hi Ajo, >> >> On Mon, 2 Oct 2017 13:39:03 +0200 >> Miguel Angel Ajo Pelayo <majop...@redhat.com> wrote: >> >> > On Fri, Sep 29, 2017 at 9:01 PM, Mark Michelson <mmich...@redhat.com> >> wrote: >> > >> > > LGTM >> > > >> > > On Fri, Sep 29, 2017 at 10:07 AM Jakub Sitnicki <j...@redhat.com> >> wrote: >> > > >> > > > Employ the simplest possible approach to determine the state of >> logical >> > > > ports that connect to logical routers by hardcoding it to always up. >> > > > This is intended to be less surprising than the current approach >> where >> > > > router ports appear as being down (with the exception of ones >> linking to >> > > > gateway routers, which are bound). >> > > > >> > > > Reported-at: >> > > > https://mail.openvswitch.org/pipermail/ovs-discuss/2017- >> > > August/045202.html >> > > > Signed-off-by: Jakub Sitnicki <j...@redhat.com> >> > > > >> > > Acked-by: Mark Michelson <mmich...@redhat.com> >> > > >> > > > --- >> > > > ovn/northd/ovn-northd.c | 2 +- >> > > > ovn/ovn-nb.xml | 26 +++++++++++++------ >> > > > tests/ovn-northd.at | 69 >> > > > +++++++++++++++++++++++++++++++++++++++++++++++++ >> > > > 3 files changed, 88 insertions(+), 9 deletions(-) >> > > > >> > > > diff --git a/ovn/northd/ovn-northd.c b/ovn/northd/ovn-northd.c >> > > > index 37651a0..791da1e 100644 >> > > > --- a/ovn/northd/ovn-northd.c >> > > > +++ b/ovn/northd/ovn-northd.c >> > > > @@ -5980,7 +5980,7 @@ update_logical_port_status(struct >> northd_context >> > > > *ctx) >> > > > continue; >> > > > } >> > > > >> > > > - bool up = sb->chassis ? true : false; >> > > > + bool up = (sb->chassis || !strcmp(nbsp->type, "router")); >> > > >> > >> > doesn't this introduce a functional change for ports related to gateway >> > routers (which are boundable?) Could we exclude those from the "always >> up" >> > and let it happen normally? >> > >> > We were counting on the up/down state of those ports to realize the >> master >> > of active/backup gateway chassis sets. >> >> Yes, there is a functional change for logical ports that link to a >> gateway router (that is one in Logical_Router table that has >> options:chassis set). The newly added "ovn -- check up state of router >> LSP linked to a gateway LR" test aims to exercise this scenario. >> >> However, as I understand, gateway routers are a legacy way of providing >> connectivity to an external network. They were superseded by LRPs >> with as associated gateway chassis. (Corresponding test - "check up >> state of router LSP linked to an LRP with set Gateway Chassis".) >> >> > Thank you for the explanation, it makes sense. > > >> For these, LSPs linked to one or more Gateway_Chassis, there is no >> functionality loss. They currently appear as always down, and with this >> patchset will appear as always up. > > >> We could introduce an additional look-up in >> update_logical_port_status() to locate the LRP that corresponds to a >> LSP to take into account the existence Gateway_Chassis binding. >> >> I would probably do this on top of this patch in a separate series - as >> a further improvement but just for logical ports associated with gateway >> chassis this time. >> >> Would that be useful enough to justify an additional look-up each time >> when we process a change in SB DB from ovn-northd's main loop? >> >> > It's probably not worth it. I was thinking that we could look up on the > SBDB for the chassisredirect port that we derive out of the lrp/lsp in this > case. But what we finally get is a simple up/down state which is not very > helpful. > > What would be helpful in neutron would be getting to know which chassis is > active. But we can do that via the SBDB connection we also keep. > > > I'm acking the patch based on the discussion. > > >> Thanks, >> Jakub >> >> > >> > >> > >> > > if (!nbsp->up || *nbsp->up != up) { >> > > > nbrec_logical_switch_port_set_up(nbsp, &up, 1); >> > > > } >> > > > diff --git a/ovn/ovn-nb.xml b/ovn/ovn-nb.xml >> > > > index 9869d7e..5b02269 100644 >> > > > --- a/ovn/ovn-nb.xml >> > > > +++ b/ovn/ovn-nb.xml >> > > > @@ -513,14 +513,24 @@ >> > > > >> > > > <group title="Port State"> >> > > > <column name="up"> >> > > > - This column is populated by <code>ovn-northd</code>, >> rather than >> > > > by the >> > > > - CMS plugin as is most of this database. When a logical >> port is >> > > > bound >> > > > - to a physical location in the OVN Southbound database <ref >> > > > - db="OVN_Southbound" table="Binding"/> table, >> > > > <code>ovn-northd</code> >> > > > - sets this column to <code>true</code>; otherwise, or if >> the port >> > > > - becomes unbound later, it sets it to <code>false</code>. >> This >> > > > allows >> > > > - the CMS to wait for a VM's (or container's) networking to >> become >> > > > active >> > > > - before it allows the VM (or container) to start. >> > > > + <p> >> > > > + This column is populated by <code>ovn-northd</code>, >> rather >> > > > + than by the CMS plugin as is most of this database. >> When a >> > > > + logical port is bound to a physical location in the OVN >> > > > + Southbound database <ref db="OVN_Southbound" >> > > > + table="Binding"/> table, <code>ovn-northd</code> sets >> this >> > > > + column to <code>true</code>; otherwise, or if the port >> > > > + becomes unbound later, it sets it to <code>false</code>. >> > > > + This allows the CMS to wait for a VM's (or container's) >> > > > + networking to become active before it allows the VM (or >> > > > + container) to start. >> > > > + </p> >> > > > + >> > > > + <p> >> > > > + Logical ports of router type are an exception to this >> rule. >> > > > + They are considered to be always up, that is this column >> is >> > > > + always set to <code>true</code>. >> > > > + </p> >> > > > </column> >> > > > >> > > > <column name="enabled"> >> > > > diff --git a/tests/ovn-northd.at b/tests/ovn-northd.at >> > > > index fc9eda8..954e259 100644 >> > > > --- a/tests/ovn-northd.at >> > > > +++ b/tests/ovn-northd.at >> > > > @@ -83,3 +83,72 @@ ovn-nbctl --wait=sb remove Logical_Router_Port >> bob >> > > > options redirect-chassis >> > > > AT_CHECK([ovn-sbctl find Gateway_Chassis name=bob_gw1], [0], []) >> > > > >> > > > AT_CLEANUP >> > > > + >> > > > +AT_SETUP([ovn -- check up state of VIF LSP]) >> > > > +AT_SKIP_IF([test $HAVE_PYTHON = no]) >> > > > +ovn_start >> > > > + >> > > > +ovn-nbctl ls-add S1 >> > > > +ovn-nbctl lsp-add S1 S1-vm1 >> > > > +AT_CHECK([test x`ovn-nbctl lsp-get-up S1-vm1` = xdown]) >> > > > + >> > > > +ovn-sbctl chassis-add hv1 geneve 127.0.0.1 >> > > > +ovn-sbctl lsp-bind S1-vm1 hv1 >> > > > +AT_CHECK([test x`ovn-nbctl lsp-get-up S1-vm1` = xup]) >> > > > + >> > > > +AT_CLEANUP >> > > > + >> > > > +AT_SETUP([ovn -- check up state of router LSP linked to a >> distributed >> > > LR]) >> > > > +AT_SKIP_IF([test $HAVE_PYTHON = no]) >> > > > +ovn_start >> > > > + >> > > > +ovn-nbctl lr-add R1 >> > > > +ovn-nbctl lrp-add R1 R1-S1 02:ac:10:01:00:01 172.16.1.1/24 >> > > > + >> > > > +ovn-nbctl ls-add S1 >> > > > +ovn-nbctl lsp-add S1 S1-R1 >> > > > +ovn-nbctl lsp-set-type S1-R1 router >> > > > +ovn-nbctl lsp-set-addresses S1-R1 02:ac:10:01:00:01 >> > > > +ovn-nbctl lsp-set-options S1-R1 router-port=R1-S1 >> > > > +AT_CHECK([test x`ovn-nbctl lsp-get-up S1-R1` = xup]) >> > > > + >> > > > +AT_CLEANUP >> > > > + >> > > > +AT_SETUP([ovn -- check up state of router LSP linked to a gateway >> LR]) >> > > > +AT_SKIP_IF([test $HAVE_PYTHON = no]) >> > > > +ovn_start >> > > > + >> > > > +ovn-sbctl chassis-add gw1 geneve 127.0.0.1 >> > > > + >> > > > +ovn-nbctl create Logical_Router name=R1 options:chassis=gw1 >> > > > +ovn-nbctl lrp-add R1 R1-S1 02:ac:10:01:00:01 172.16.1.1/24 >> > > > + >> > > > +ovn-nbctl ls-add S1 >> > > > +ovn-nbctl lsp-add S1 S1-R1 >> > > > +ovn-nbctl lsp-set-type S1-R1 router >> > > > +ovn-nbctl lsp-set-addresses S1-R1 02:ac:10:01:00:01 >> > > > +ovn-nbctl lsp-set-options S1-R1 router-port=R1-S1 >> > > > + >> > > > +ovn-sbctl lsp-bind S1-R1 gw1 >> > > > +AT_CHECK([test x`ovn-nbctl lsp-get-up S1-R1` = xup]) >> > > > + >> > > > +AT_CLEANUP >> > > > + >> > > > +AT_SETUP([ovn -- check up state of router LSP linked to an LRP >> with set >> > > > Gateway Chassis]) >> > > > +AT_SKIP_IF([test $HAVE_PYTHON = no]) >> > > > +ovn_start >> > > > + >> > > > +ovn-sbctl chassis-add gw1 geneve 127.0.0.1 >> > > > + >> > > > +ovn-nbctl lr-add R1 >> > > > +ovn-nbctl lrp-add R1 R1-S1 02:ac:10:01:00:01 172.16.1.1/24 >> > > > +ovn-nbctl lrp-set-gateway-chassis R1-S1 gw1 >> > > > + >> > > > +ovn-nbctl ls-add S1 >> > > > +ovn-nbctl lsp-add S1 S1-R1 >> > > > +ovn-nbctl lsp-set-type S1-R1 router >> > > > +ovn-nbctl lsp-set-addresses S1-R1 router >> > > > +ovn-nbctl lsp-set-options S1-R1 router-port=R1-S1 >> > > > +AT_CHECK([test x`ovn-nbctl lsp-get-up S1-R1` = xup]) >> > > > + >> > > > +AT_CLEANUP >> > > > -- >> > > > 2.9.5 >> > > > >> > > > _______________________________________________ >> > > > dev mailing list >> > > > d...@openvswitch.org >> > > > https://mail.openvswitch.org/mailman/listinfo/ovs-dev >> > > > >> > > _______________________________________________ >> > > dev mailing list >> > > d...@openvswitch.org >> > > https://mail.openvswitch.org/mailman/listinfo/ovs-dev >> > > >> >> > _______________________________________________ dev mailing list d...@openvswitch.org 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