[ovs-dev] [PATCH v3 2/5] ovn: Introduce l3 gateway router.
Guru Shetty
guru at ovn.org
Thu Sep 1 15:09:27 UTC 2016
On 1 September 2016 at 00:23, Shi Xin Ruan <Steve.ruan at cn.ibm.com> wrote:
> Thanks, Amitabha.
>
> I have 1 more question: is it possible create a l3 gateway router without
> SNAT/DNAT?
> So traffic from GTRP will not be SNAT, but directly forward to provider
> network.
> I know distribute router can do this, but I want a centralized router.
At the end of the day, it is a router to which you can add static routes.
SNAT/DNAT is optional. There is a unit test that does this in tests/ovn.at
named "ovn -- 2 HVs, 2 LRs connected via LS, gateway router"
>
>
> Thanks again.
>
>
> Best Regards
> Steve Ruan(阮诗新)
>
> Tel: (86-021)60928749,
> Address: 5/F, Building 10, 399 Ke Yuan Road, Zhangjiang High-Tech Park,
> Shanghai 201203, PRC
> 上海浦东新区张江高科园区科苑路399号10号楼6楼
>
>
>
>
> From: Amitabha Biswas/San Jose/IBM
> To: "Shi Xin Ruan" <Steve.ruan at cn.ibm.com>
> Cc: Gurucharan Shetty <guru at ovn.org>, dev at openvswitch.org, Chandra
> Sekhar Vejendla/San Jose/IBM at IBMUS
> Date: 09/01/2016 02:41 PM
> Subject: Re: [ovs-dev] [PATCH v3 2/5] ovn: Introduce l3 gateway
> router.
> ------------------------------
>
>
> Hi Steve,
>
> Here is the link to the networking-ovn patch:
> https://review.openstack.org/#/c/346646/
>
> Thanks
> Amitabha
>
>
>
>
> From: "Shi Xin Ruan" <Steve.ruan at cn.ibm.com>
> To: Gurucharan Shetty <guru at ovn.org>
> Cc: dev at openvswitch.org
> Date: 08/31/2016 10:51 PM
> Subject: Re: [ovs-dev] [PATCH v3 2/5] ovn: Introduce l3 gateway
> router.
> Sent by: "dev" <dev-bounces at openvswitch.org>
> ------------------------------
>
>
>
> Hi Guru,
>
>
> I did not find the networking-ovn plugin for l3 gateway router.
> Is it still under development?
> Thanks.
>
>
> Best Regards
> Steve Ruan(阮诗新)
>
> Tel: (86-021)60928749,
> Address: 5/F, Building 10, 399 Ke Yuan Road, Zhangjiang High-Tech Park,
> Shanghai 201203, PRC
> 上海浦东新区张江高科园区科苑路399号10号楼6楼
>
>
>
>
> From: Gurucharan Shetty <guru at ovn.org>
> To: dev at openvswitch.org
> Date: 05/20/2016 01:59 PM
> Subject: [ovs-dev] [PATCH v3 2/5] ovn: Introduce l3 gateway router.
> Sent by: "dev" <dev-bounces at openvswitch.org>
>
>
>
> Currently OVN has distributed switches and routers. When a packet
> exits a container or a VM, the entire lifecycle of the packet
> through multiple switches and routers are calculated in source
> chassis itself. When the destination endpoint resides on a different
> chassis, the packet is sent to the other chassis and it only goes
> through the egress pipeline of that chassis once and eventually to
> the real destination.
>
> When the packet returns back, the same thing happens. The return
> packet leaves the VM/container on the chassis where it resides.
> The packet goes through all the switches and routers in the logical
> pipleline on that chassis and then sent to the eventual destination
> over the tunnel.
>
> The above makes the logical pipeline very flexible and easy. But,
> creates a problem for cases where you need to add stateful services
> (via conntrack) on switches and routers.
>
> For l3 gateways, we plan to leverage DNAT and SNAT functionality
> and we want to apply DNAT and SNAT rules on a router. So we ideally need
> the packet to go through that router in both directions in the same
> chassis. To achieve this, this commit introduces a new gateway router
> which is
> static and can be connected to your distributed router via a switch.
>
> To make minimal changes in OVN's logical pipeline, this commit
> tries to make the switch port connected to a l3 gateway router look like
> a container/VM endpoint for every other chassis except the chassis
> on which the l3 gateway router resides. On the chassis where the
> gateway router resides, the connection looks just like a patch port.
>
> This is achieved by the doing the following:
> Introduces a new type of port_binding record called 'gateway'.
> On the chassis where the gateway router resides, this port behaves just
> like the port of type 'patch'. The ovn-controller on that chassis
> populates the "chassis" column for this record as an indication for
> other ovn-controllers of its physical location. Other ovn-controllers
> treat this port as they would treat a VM/Container port on a different
> chassis.
>
> Signed-off-by: Gurucharan Shetty <guru at ovn.org>
> ---
> ovn/controller/binding.c | 3 +-
> ovn/controller/ovn-controller.c | 5 +-
> ovn/controller/patch.c | 29 ++++++-
> ovn/controller/patch.h | 3 +-
> ovn/northd/ovn-northd.c | 42 +++++++--
> ovn/ovn-nb.ovsschema | 9 +-
> ovn/ovn-nb.xml | 15 ++++
> ovn/ovn-sb.xml | 35 +++++++-
> tests/ovn.at | 184
> ++++++++++++++++++++++++++++++++++++++++
> 9 files changed, 309 insertions(+), 16 deletions(-)
>
> diff --git a/ovn/controller/binding.c b/ovn/controller/binding.c
> index a0d8b96..e5e55b1 100644
> --- a/ovn/controller/binding.c
> +++ b/ovn/controller/binding.c
> @@ -200,7 +200,8 @@ binding_run(struct controller_ctx *ctx, const struct
> ovsrec_bridge *br_int,
> }
> sbrec_port_binding_set_chassis(binding_rec, chassis_rec);
> }
> - } else if (chassis_rec && binding_rec->chassis == chassis_rec) {
> + } else if (chassis_rec && binding_rec->chassis == chassis_rec
> + && strcmp(binding_rec->type, "gateway")) {
> if (ctx->ovnsb_idl_txn) {
> VLOG_INFO("Releasing lport %s from this chassis.",
> binding_rec->logical_port);
> diff --git a/ovn/controller/ovn-controller.c
> b/ovn/controller/ovn-controller.c
> index 511b184..bc4c24f 100644
> --- a/ovn/controller/ovn-controller.c
> +++ b/ovn/controller/ovn-controller.c
> @@ -364,8 +364,9 @@ main(int argc, char *argv[])
> &local_datapaths);
> }
>
> - if (br_int) {
> - patch_run(&ctx, br_int, &local_datapaths,
> &patched_datapaths);
> + if (br_int && chassis_id) {
> + patch_run(&ctx, br_int, chassis_id, &local_datapaths,
> + &patched_datapaths);
>
> struct lport_index lports;
> struct mcgroup_index mcgroups;
> diff --git a/ovn/controller/patch.c b/ovn/controller/patch.c
> index 4808146..e8abe30 100644
> --- a/ovn/controller/patch.c
> +++ b/ovn/controller/patch.c
> @@ -267,12 +267,28 @@ add_patched_datapath(struct hmap *patched_datapaths,
> static void
> add_logical_patch_ports(struct controller_ctx *ctx,
> const struct ovsrec_bridge *br_int,
> + const char *local_chassis_id,
> struct shash *existing_ports,
> struct hmap *patched_datapaths)
> {
> + const struct sbrec_chassis *chassis_rec;
> + chassis_rec = get_chassis(ctx->ovnsb_idl, local_chassis_id);
> + if (!chassis_rec) {
> + return;
> + }
> +
> const struct sbrec_port_binding *binding;
> SBREC_PORT_BINDING_FOR_EACH (binding, ctx->ovnsb_idl) {
> - if (!strcmp(binding->type, "patch")) {
> + bool local_port = false;
> + if (!strcmp(binding->type, "gateway")) {
> + const char *chassis = smap_get(&binding->options,
> + "gateway-chassis");
> + if (!strcmp(local_chassis_id, chassis)) {
> + local_port = true;
> + }
> + }
> +
> + if (!strcmp(binding->type, "patch") || local_port) {
> const char *local = binding->logical_port;
> const char *peer = smap_get(&binding->options, "peer");
> if (!peer) {
> @@ -287,13 +303,19 @@ add_logical_patch_ports(struct controller_ctx *ctx,
> free(dst_name);
> free(src_name);
> add_patched_datapath(patched_datapaths, binding);
> + if (local_port) {
> + if (binding->chassis != chassis_rec &&
> ctx->ovnsb_idl_txn) {
> + sbrec_port_binding_set_chassis(binding, chassis_rec);
> + }
> + }
> }
> }
> }
>
> void
> patch_run(struct controller_ctx *ctx, const struct ovsrec_bridge *br_int,
> - struct hmap *local_datapaths, struct hmap *patched_datapaths)
> + const char *chassis_id, struct hmap *local_datapaths,
> + struct hmap *patched_datapaths)
> {
> if (!ctx->ovs_idl_txn) {
> return;
> @@ -313,7 +335,8 @@ patch_run(struct controller_ctx *ctx, const struct
> ovsrec_bridge *br_int,
> * 'existing_ports' any patch ports that do exist in the database and
> * should be there. */
> add_bridge_mappings(ctx, br_int, &existing_ports, local_datapaths);
> - add_logical_patch_ports(ctx, br_int, &existing_ports,
> patched_datapaths);
> + add_logical_patch_ports(ctx, br_int, chassis_id, &existing_ports,
> + patched_datapaths);
>
> /* Now 'existing_ports' only still contains patch ports that exist in
> the
> * database but shouldn't. Delete them from the database. */
> diff --git a/ovn/controller/patch.h b/ovn/controller/patch.h
> index d5d842e..7920a48 100644
> --- a/ovn/controller/patch.h
> +++ b/ovn/controller/patch.h
> @@ -27,6 +27,7 @@ struct hmap;
> struct ovsrec_bridge;
>
> void patch_run(struct controller_ctx *, const struct ovsrec_bridge
> *br_int,
> - struct hmap *local_datapaths, struct hmap
> *patched_datapaths);
> + const char *chassis_id, struct hmap *local_datapaths,
> + struct hmap *patched_datapaths);
>
> #endif /* ovn/patch.h */
> diff --git a/ovn/northd/ovn-northd.c b/ovn/northd/ovn-northd.c
> index f469e89..7852d83 100644
> --- a/ovn/northd/ovn-northd.c
> +++ b/ovn/northd/ovn-northd.c
> @@ -690,11 +690,24 @@ ovn_port_update_sbrec(const struct ovn_port *op)
> {
> sbrec_port_binding_set_datapath(op->sb, op->od->sb);
> if (op->nbr) {
> - sbrec_port_binding_set_type(op->sb, "patch");
> + /* If the router is for l3 gateway, it resides on a chassis
> + * and its port type is "gateway". */
> + const char *chassis = smap_get(&op->od->nbr->options, "chassis");
> + if (chassis) {
> + sbrec_port_binding_set_type(op->sb, "gateway");
> + } else {
> + sbrec_port_binding_set_type(op->sb, "patch");
> + }
>
> const char *peer = op->peer ? op->peer->key : "<error>";
> - const struct smap ids = SMAP_CONST1(&ids, "peer", peer);
> - sbrec_port_binding_set_options(op->sb, &ids);
> + struct smap new;
> + smap_init(&new);
> + smap_add(&new, "peer", peer);
> + if (chassis) {
> + smap_add(&new, "gateway-chassis", chassis);
> + }
> + sbrec_port_binding_set_options(op->sb, &new);
> + smap_destroy(&new);
>
> sbrec_port_binding_set_parent_port(op->sb, NULL);
> sbrec_port_binding_set_tag(op->sb, NULL, 0);
> @@ -704,15 +717,32 @@ ovn_port_update_sbrec(const struct ovn_port *op)
> sbrec_port_binding_set_type(op->sb, op->nbs->type);
> sbrec_port_binding_set_options(op->sb, &op->nbs->options);
> } else {
> - sbrec_port_binding_set_type(op->sb, "patch");
> + const char *chassis = NULL;
> + if (op->peer && op->peer->od && op->peer->od->nbr) {
> + chassis = smap_get(&op->peer->od->nbr->options,
> "chassis");
> + }
> +
> + /* A switch port connected to a gateway router is also of
> + * type "gateway". */
> + if (chassis) {
> + sbrec_port_binding_set_type(op->sb, "gateway");
> + } else {
> + sbrec_port_binding_set_type(op->sb, "patch");
> + }
>
> const char *router_port = smap_get(&op->nbs->options,
> "router-port");
> if (!router_port) {
> router_port = "<error>";
> }
> - const struct smap ids = SMAP_CONST1(&ids, "peer",
> router_port);
> - sbrec_port_binding_set_options(op->sb, &ids);
> + struct smap new;
> + smap_init(&new);
> + smap_add(&new, "peer", router_port);
> + if (chassis) {
> + smap_add(&new, "gateway-chassis", chassis);
> + }
> + sbrec_port_binding_set_options(op->sb, &new);
> + smap_destroy(&new);
> }
> sbrec_port_binding_set_parent_port(op->sb, op->nbs->parent_name);
> sbrec_port_binding_set_tag(op->sb, op->nbs->tag, op->nbs->n_tag);
> diff --git a/ovn/ovn-nb.ovsschema b/ovn/ovn-nb.ovsschema
> index 8163f6a..fa21b30 100644
> --- a/ovn/ovn-nb.ovsschema
> +++ b/ovn/ovn-nb.ovsschema
> @@ -1,7 +1,7 @@
> {
> "name": "OVN_Northbound",
> - "version": "2.1.1",
> - "cksum": "2615511875 5108",
> + "version": "2.1.2",
> + "cksum": "429668869 5325",
> "tables": {
> "Logical_Switch": {
> "columns": {
> @@ -78,6 +78,11 @@
> "max": "unlimited"}},
> "default_gw": {"type": {"key": "string", "min": 0, "max":
> 1}},
> "enabled": {"type": {"key": "boolean", "min": 0, "max":
> 1}},
> + "options": {
> + "type": {"key": "string",
> + "value": "string",
> + "min": 0,
> + "max": "unlimited"}},
> "external_ids": {
> "type": {"key": "string", "value": "string",
> "min": 0, "max": "unlimited"}}},
> diff --git a/ovn/ovn-nb.xml b/ovn/ovn-nb.xml
> index d7fd595..d239499 100644
> --- a/ovn/ovn-nb.xml
> +++ b/ovn/ovn-nb.xml
> @@ -630,6 +630,21 @@
> column is set to <code>false</code>, the router is disabled. A
> disabled
> router has all ingress and egress traffic dropped.
> </column>
> +
> + <group title="Options">
> + <p>
> + Additional options for the logical router.
> + </p>
> +
> + <column name="options" key="chassis">
> + If set, indicates that the logical router in question is
> + non-distributed and resides in the set chassis. The same
> + value is also used by <code>ovn-controller</code> to
> + uniquely identify the chassis in the OVN deployment and
> + comes from <code>external_ids:system-id</code> in the
> + <code>Open_vSwitch</code> table of Open_vSwitch database.
> + </column>
> + </group>
>
> <group title="Common Columns">
> <column name="external_ids">
> diff --git a/ovn/ovn-sb.xml b/ovn/ovn-sb.xml
> index efd2f9a..741228c 100644
> --- a/ovn/ovn-sb.xml
> +++ b/ovn/ovn-sb.xml
> @@ -1220,7 +1220,12 @@ tcp.flags = RST;
> which <code>ovn-controller</code>/<code>ovn-controller-vtep</code>
> in
> turn finds out by monitoring the local hypervisor's Open_vSwitch
> database, which identifies logical ports via the conventions
> described
> - in <code>IntegrationGuide.md</code>.
> + in <code>IntegrationGuide.md</code>. (The exceptions are for
> + <code>Port_Binding</code> records of <code>type</code> 'gateway',
> + whose locations are identified by <code>ovn-northd</code> via
> + the <code>options:gateway-chassis</code> column in this table.
> + <code>ovn-controller</code> is still responsible to populate the
> + <code>chassis</code> column.)
> </p>
>
> <p>
> @@ -1298,6 +1303,14 @@ tcp.flags = RST;
> a logical router to a logical switch or to another logical
> router.
> </dd>
>
> + <dt><code>gateway</code></dt>
> + <dd>
> + One of a pair of logical ports that act as if connected by a
> patch
> + cable across multiple chassis. Useful for connecting a
> logical
> + switch with a gateway router (which is only resident on a
> + particular chassis).
> + </dd>
> +
> <dt><code>localnet</code></dt>
> <dd>
> A connection to a locally accessible network from each
> @@ -1336,6 +1349,26 @@ tcp.flags = RST;
> </column>
> </group>
>
> + <group title="Gateway Options">
> + <p>
> + These options apply to logical ports with <ref column="type"/> of
> + <code>gateway</code>.
> + </p>
> +
> + <column name="options" key="peer">
> + The <ref column="logical_port"/> in the <ref
> table="Port_Binding"/>
> + record for the other side of the 'gateway' port. The named <ref
> + column="logical_port"/> must specify this <ref
> column="logical_port"/>
> + in its own <code>peer</code> option. That is, the two 'gateway'
> + logical ports must have reversed <ref column="logical_port"/> and
> + <code>peer</code> values.
> + </column>
> +
> + <column name="options" key="gateway-chassis">
> + The <code>chassis</code> in which the port resides.
> + </column>
> + </group>
> +
> <group title="Localnet Options">
> <p>
> These options apply to logical ports with <ref column="type"/> of
> diff --git a/tests/ovn.at b/tests/ovn.at
> index a827b71..9d93064 100644
> --- a/tests/ovn.at
> +++ b/tests/ovn.at
> @@ -2848,3 +2848,187 @@ OVS_APP_EXIT_AND_WAIT([ovs-vswitchd])
> OVS_APP_EXIT_AND_WAIT([ovsdb-server])
>
> AT_CLEANUP
> +
> +
> +AT_SETUP([ovn -- 2 HVs, 2 LRs connected via LS, gateway router])
> +AT_KEYWORDS([ovngatewayrouter])
> +AT_SKIP_IF([test $HAVE_PYTHON = no])
> +ovn_start
> +
> +# Logical network:
> +# Two LRs - R1 and R2 that are connected to each other via LS "join"
> +# in 20.0.0.0/24 network. R1 has switchess foo (192.168.1.0/24)
> +# connected to it. R2 has alice (172.16.1.0/24) connected to it.
> +# R2 is a gateway router.
> +
> +
> +
> +# Create two hypervisor and create OVS ports corresponding to logical
> ports.
> +net_add n1
> +
> +sim_add hv1
> +as hv1
> +ovs-vsctl add-br br-phys
> +ovn_attach n1 br-phys 192.168.0.1
> +ovs-vsctl -- add-port br-int hv1-vif1 -- \
> + set interface hv1-vif1 external-ids:iface-id=foo1 \
> + options:tx_pcap=hv1/vif1-tx.pcap \
> + options:rxq_pcap=hv1/vif1-rx.pcap \
> + ofport-request=1
> +
> +
> +sim_add hv2
> +as hv2
> +ovs-vsctl add-br br-phys
> +ovn_attach n1 br-phys 192.168.0.2
> +ovs-vsctl -- add-port br-int hv2-vif1 -- \
> + set interface hv2-vif1 external-ids:iface-id=alice1 \
> + options:tx_pcap=hv2/vif1-tx.pcap \
> + options:rxq_pcap=hv2/vif1-rx.pcap \
> + ofport-request=1
> +
> +# Pre-populate the hypervisors' ARP tables so that we don't lose any
> +# packets for ARP resolution (native tunneling doesn't queue packets
> +# for ARP resolution).
> +ovn_populate_arp
> +
> +ovn-nbctl create Logical_Router name=R1
> +ovn-nbctl create Logical_Router name=R2 options:chassis="hv2"
> +
> +ovn-nbctl lswitch-add foo
> +ovn-nbctl lswitch-add alice
> +ovn-nbctl lswitch-add join
> +
> +# Connect foo to R1
> +ovn-nbctl -- --id=@lrp create Logical_Router_port name=foo \
> +network=192.168.1.1/24 mac=\"00:00:01:01:02:03\" -- add Logical_Router
> R1
> \
> +ports @lrp -- lport-add foo rp-foo
> +
> +ovn-nbctl set Logical_port rp-foo type=router options:router-port=foo \
> +addresses=\"00:00:01:01:02:03\"
> +
> +# Connect alice to R2
> +ovn-nbctl -- --id=@lrp create Logical_Router_port name=alice \
> +network=172.16.1.1/24 mac=\"00:00:02:01:02:03\" -- add Logical_Router R2
> \
> +ports @lrp -- lport-add alice rp-alice
> +
> +ovn-nbctl set Logical_port rp-alice type=router options:router-port=alice
> \
> +addresses=\"00:00:02:01:02:03\"
> +
> +
> +# Connect R1 to join
> +ovn-nbctl -- --id=@lrp create Logical_Router_port name=R1_join \
> +network=20.0.0.1/24 mac=\"00:00:04:01:02:03\" -- add Logical_Router R1 \
> +ports @lrp -- lport-add join r1-join
> +
> +ovn-nbctl set Logical_port r1-join type=router
> options:router-port=R1_join \
> +addresses='"00:00:04:01:02:03"'
> +
> +# Connect R2 to join
> +ovn-nbctl -- --id=@lrp create Logical_Router_port name=R2_join \
> +network=20.0.0.2/24 mac=\"00:00:04:01:02:04\" -- add Logical_Router R2 \
> +ports @lrp -- lport-add join r2-join
> +
> +ovn-nbctl set Logical_port r2-join type=router
> options:router-port=R2_join \
> +addresses='"00:00:04:01:02:04"'
> +
> +
> +#install static routes
> +ovn-nbctl -- --id=@lrt create Logical_Router_Static_Route \
> +ip_prefix=172.16.1.0/24 nexthop=20.0.0.2 -- add Logical_Router \
> +R1 static_routes @lrt
> +
> +ovn-nbctl -- --id=@lrt create Logical_Router_Static_Route \
> +ip_prefix=192.168.1.0/24 nexthop=20.0.0.1 -- add Logical_Router \
> +R2 static_routes @lrt
> +
> +# Create logical port foo1 in foo
> +ovn-nbctl lport-add foo foo1 \
> +-- lport-set-addresses foo1 "f0:00:00:01:02:03 192.168.1.2"
> +
> +# Create logical port alice1 in alice
> +ovn-nbctl lport-add alice alice1 \
> +-- lport-set-addresses alice1 "f0:00:00:01:02:04 172.16.1.2"
> +
> +
> +# Allow some time for ovn-northd and ovn-controller to catch up.
> +# XXX This should be more systematic.
> +sleep 2
> +
> +ip_to_hex() {
> + printf "%02x%02x%02x%02x" "$@"
> +}
> +trim_zeros() {
> + sed 's/\(00\)\{1,\}$//'
> +}
> +
> +# Send ip packets between foo1 and alice1
> +src_mac="f00000010203"
> +dst_mac="000001010203"
> +src_ip=`ip_to_hex 192 168 1 2`
> +dst_ip=`ip_to_hex 172 16 1 2`
> +packet=${dst_mac}${src_mac}08004500001c0000000040110000${src_ip}${dst_ip}
> 0035111100080000
> +
> +echo "---------NB dump-----"
> +ovn-nbctl show
> +echo "---------------------"
> +ovn-nbctl list logical_router
> +echo "---------------------"
> +ovn-nbctl list logical_router_port
> +echo "---------------------"
> +
> +echo "---------SB dump-----"
> +ovn-sbctl list datapath_binding
> +echo "---------------------"
> +ovn-sbctl list port_binding
> +echo "---------------------"
> +ovn-sbctl dump-flows
> +echo "---------------------"
> +ovn-sbctl list chassis
> +ovn-sbctl list encap
> +echo "---------------------"
> +
> +echo "------ hv1 dump ----------"
> +as hv1 ovs-ofctl show br-int
> +as hv1 ovs-ofctl dump-flows br-int
> +echo "------ hv2 dump ----------"
> +as hv2 ovs-ofctl show br-int
> +as hv2 ovs-ofctl dump-flows br-int
> +echo "----------------------------"
> +
> +# Packet to Expect at alice1
> +src_mac="000002010203"
> +dst_mac="f00000010204"
> +src_ip=`ip_to_hex 192 168 1 2`
> +dst_ip=`ip_to_hex 172 16 1 2`
> +expected=${dst_mac}${src_mac}08004500001c000000003e110200${
> src_ip}${dst_ip}0035111100080000
> +
> +
> +as hv1 ovs-appctl netdev-dummy/receive hv1-vif1 $packet
> +as hv1 ovs-appctl ofproto/trace br-int in_port=1 $packet
> +
> +$PYTHON "$top_srcdir/utilities/ovs-pcap.in" hv2/vif1-tx.pcap |
> trim_zeros
> > received1.packets
> +echo $expected | trim_zeros > expout
> +AT_CHECK([cat received1.packets], [0], [expout])
> +
> +for sim in hv1 hv2; do
> + as $sim
> + OVS_APP_EXIT_AND_WAIT([ovn-controller])
> + OVS_APP_EXIT_AND_WAIT([ovs-vswitchd])
> + OVS_APP_EXIT_AND_WAIT([ovsdb-server])
> +done
> +
> +as ovn-sb
> +OVS_APP_EXIT_AND_WAIT([ovsdb-server])
> +
> +as ovn-nb
> +OVS_APP_EXIT_AND_WAIT([ovsdb-server])
> +
> +as northd
> +OVS_APP_EXIT_AND_WAIT([ovn-northd])
> +
> +as main
> +OVS_APP_EXIT_AND_WAIT([ovs-vswitchd])
> +OVS_APP_EXIT_AND_WAIT([ovsdb-server])
> +
> +AT_CLEANUP
> --
> 1.9.1
>
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