On Thu, Aug 01, 2024 at 11:11:25AM GMT, Jacob Tanenbaum wrote:
> Created a new column in the southbound database to hardcode a human readable
> description for flows. This first use is describing why the flow is dropping
> packets.
> The new column is called flow_desc and will create southbound database
> entries like this
>
> _uuid : 20f1897b-477e-47ae-a32c-c546d83ec097
> actions :
> "sample(probability=65535,collector_set=123,obs_domain=1,obs_point=$cookie);
> /* drop */"
> controller_meter : []
> external_ids : {source="northd.c:8721", stage-name=ls_in_l2_unknown}
> flow_desc : "No L2 destination"
> logical_datapath : []
> logical_dp_group : ee3c3db5-98a2-4f34-8a84-409deae140a7
> match : "outport == \"none\""
> pipeline : ingress
> priority : 50
> table_id : 27
> tags : {}
> hash : 0
>
> future work includes entering more flow_desc for more flows and adding
> flow_desc to the actions as a comment.
Hi Jacob, apart from some nits below, I have a question: I still see a
lot of drops without text representation, is this future work planned
for this release?
>
> Signed-off-by: Jacob Tanenbaum <[email protected]>
> Suggested-by: Dumitru Ceara <[email protected]>
> Reported-at: https://issues.redhat.com/browse/FDP-307
> Acked-by: Ales Musil <[email protected]>
>
> ---
>
> v1: initial version
> v2: correct commit message
> make the flow_desc a char*
> correct a typo in the ovn-sb.xml
> correct the test
> v3: rebase issue with NEWS file
> v4: remove options:debug_drop_domain_id="1" from testing as we
> do not depend on it
> v5: introduce string wrapper
> increment ovs-sb.ovsschema version
> correct the testing
> added descriptions to more dropped packets
> v6: v5 was not the correct branch, this is...
> added descriptions to more dropped packets
> changed the names of the macros to be more descriptive
> v7: rebased, corrected a few typos, updated the ovs-sb.ovsschema
> checksum, and added Ales ACK
> ---
> NEWS | 2 ++
> lib/ovn-util.h | 26 +++++++++++++++++++++++
> northd/lflow-mgr.c | 25 +++++++++++++++--------
> northd/lflow-mgr.h | 27 +++++++++++++++++++-----
> northd/northd.c | 50 ++++++++++++++++++++++++---------------------
> ovn-sb.ovsschema | 10 +++++----
> ovn-sb.xml | 5 +++++
> tests/ovn-northd.at | 15 ++++++++++++++
> 8 files changed, 120 insertions(+), 40 deletions(-)
>
> diff --git a/NEWS b/NEWS
> index 136f890f5..246cc9cfd 100644
> --- a/NEWS
> +++ b/NEWS
> @@ -50,6 +50,8 @@ Post v24.03.0
> - A new LSP option "disable_garp_rarp" has been added to prevent OVN from
> sending GARP or RARP announcements when a VIF is created on a bridged
> logical switch.
> + - Added a new column in the southbound database "flow_desc" to provide
> + human readable context to flows.
>
> OVN v24.03.0 - 01 Mar 2024
> --------------------------
> diff --git a/lib/ovn-util.h b/lib/ovn-util.h
> index ae971ce5a..02bf92e62 100644
> --- a/lib/ovn-util.h
> +++ b/lib/ovn-util.h
> @@ -469,6 +469,32 @@ void sorted_array_apply_diff(const struct sorted_array
> *a1,
> bool add),
> const void *arg);
>
> +/* A wrapper that holds strings */
> +struct string_wrapper
> +{
> + char *str;
> + bool owns_string;
> +};
> +
> +#define EMPTY_STRING_WRAPPER (struct string_wrapper){NULL, false}
> +
> +static inline struct string_wrapper
> +string_wrapper_create(char *str, bool take_ownership)
> +{
> + return (struct string_wrapper) {
> + .str = str,
> + .owns_string = take_ownership,
> + };
> +}
> +
> +static inline void
> +string_wrapper_destroy(struct string_wrapper *s)
> +{
> + if (s->owns_string) {
> + free(s->str);
> + }
> +}
> +
> /* Utilities around properly handling exit command. */
> struct ovn_exit_args {
> struct unixctl_conn **conns;
> diff --git a/northd/lflow-mgr.c b/northd/lflow-mgr.c
> index b2c60b5de..6157d4dfe 100644
> --- a/northd/lflow-mgr.c
> +++ b/northd/lflow-mgr.c
> @@ -25,6 +25,7 @@
> #include "debug.h"
> #include "lflow-mgr.h"
> #include "lib/ovn-parallel-hmap.h"
> +#include "lib/ovn-util.h"
>
> VLOG_DEFINE_THIS_MODULE(lflow_mgr);
>
> @@ -36,7 +37,7 @@ static void ovn_lflow_init(struct ovn_lflow *, struct
> ovn_datapath *od,
> uint16_t priority, char *match,
> char *actions, char *io_port,
> char *ctrl_meter, char *stage_hint,
> - const char *where);
> + const char *where, struct string_wrapper
> flow_desc);
> static struct ovn_lflow *ovn_lflow_find(const struct hmap *lflows,
> enum ovn_stage stage,
> uint16_t priority, const char *match,
> @@ -52,7 +53,7 @@ static struct ovn_lflow *do_ovn_lflow_add(
> const char *actions, const char *io_port,
> const char *ctrl_meter,
> const struct ovsdb_idl_row *stage_hint,
> - const char *where);
> + const char *where, struct string_wrapper flow_desc);
>
>
> static struct ovs_mutex *lflow_hash_lock(const struct hmap *lflow_table,
> @@ -173,6 +174,7 @@ struct ovn_lflow {
> * 'dpg_bitmap'. */
> struct ovn_dp_group *dpg; /* Link to unique Sb datapath group. */
> const char *where;
> + struct string_wrapper flow_desc;
>
> struct uuid sb_uuid; /* SB DB row uuid, specified by northd. */
> struct ovs_list referenced_by; /* List of struct lflow_ref_node. */
> @@ -659,7 +661,7 @@ lflow_table_add_lflow(struct lflow_table *lflow_table,
> const char *match, const char *actions,
> const char *io_port, const char *ctrl_meter,
> const struct ovsdb_idl_row *stage_hint,
> - const char *where,
> + const char *where, struct string_wrapper flow_desc,
> struct lflow_ref *lflow_ref)
> OVS_EXCLUDED(fake_hash_mutex)
> {
> @@ -679,7 +681,7 @@ lflow_table_add_lflow(struct lflow_table *lflow_table,
> do_ovn_lflow_add(lflow_table,
> od ? ods_size(od->datapaths) : dp_bitmap_len,
> hash, stage, priority, match, actions,
> - io_port, ctrl_meter, stage_hint, where);
> + io_port, ctrl_meter, stage_hint, where, flow_desc);
>
> if (lflow_ref) {
> struct lflow_ref_node *lrn =
> @@ -733,7 +735,7 @@ lflow_table_add_lflow_default_drop(struct lflow_table
> *lflow_table,
> {
> lflow_table_add_lflow(lflow_table, od, NULL, 0, stage, 0, "1",
> debug_drop_action(), NULL, NULL, NULL,
> - where, lflow_ref);
> + where, EMPTY_STRING_WRAPPER, lflow_ref);
> }
>
> struct ovn_dp_group *
> @@ -856,7 +858,8 @@ static void
> ovn_lflow_init(struct ovn_lflow *lflow, struct ovn_datapath *od,
> size_t dp_bitmap_len, enum ovn_stage stage, uint16_t priority,
> char *match, char *actions, char *io_port, char *ctrl_meter,
> - char *stage_hint, const char *where)
> + char *stage_hint, const char *where,
> + struct string_wrapper flow_desc)
> {
> lflow->dpg_bitmap = bitmap_allocate(dp_bitmap_len);
> lflow->od = od;
> @@ -867,6 +870,7 @@ ovn_lflow_init(struct ovn_lflow *lflow, struct
> ovn_datapath *od,
> lflow->io_port = io_port;
> lflow->stage_hint = stage_hint;
> lflow->ctrl_meter = ctrl_meter;
> + lflow->flow_desc = flow_desc;
> lflow->dpg = NULL;
> lflow->where = where;
> lflow->sb_uuid = UUID_ZERO;
> @@ -946,6 +950,7 @@ ovn_lflow_destroy(struct lflow_table *lflow_table, struct
> ovn_lflow *lflow)
> free(lflow->io_port);
> free(lflow->stage_hint);
> free(lflow->ctrl_meter);
> + string_wrapper_destroy(&lflow->flow_desc);
> ovn_lflow_clear_dp_refcnts_map(lflow);
> struct lflow_ref_node *lrn;
> LIST_FOR_EACH_SAFE (lrn, ref_list_node, &lflow->referenced_by) {
> @@ -960,7 +965,7 @@ do_ovn_lflow_add(struct lflow_table *lflow_table, size_t
> dp_bitmap_len,
> const char *match, const char *actions,
> const char *io_port, const char *ctrl_meter,
> const struct ovsdb_idl_row *stage_hint,
> - const char *where)
> + const char *where, struct string_wrapper flow_desc)
> OVS_REQUIRES(fake_hash_mutex)
> {
> struct ovn_lflow *old_lflow;
> @@ -982,7 +987,8 @@ do_ovn_lflow_add(struct lflow_table *lflow_table, size_t
> dp_bitmap_len,
> xstrdup(match), xstrdup(actions),
> io_port ? xstrdup(io_port) : NULL,
> nullable_xstrdup(ctrl_meter),
> - ovn_lflow_hint(stage_hint), where);
> + ovn_lflow_hint(stage_hint), where,
> + flow_desc);
>
> if (parallelization_state != STATE_USE_PARALLELIZATION) {
> hmap_insert(&lflow_table->entries, &lflow->hmap_node, hash);
> @@ -1050,6 +1056,9 @@ sync_lflow_to_sb(struct ovn_lflow *lflow,
> sbrec_logical_flow_set_priority(sbflow, lflow->priority);
> sbrec_logical_flow_set_match(sbflow, lflow->match);
> sbrec_logical_flow_set_actions(sbflow, lflow->actions);
> + if (lflow->flow_desc.str) {
> + sbrec_logical_flow_set_flow_desc(sbflow, lflow->flow_desc.str);
> + }
> if (lflow->io_port) {
> struct smap tags = SMAP_INITIALIZER(&tags);
> smap_add(&tags, "in_out_port", lflow->io_port);
> diff --git a/northd/lflow-mgr.h b/northd/lflow-mgr.h
> index 83b087f47..56cda8507 100644
> --- a/northd/lflow-mgr.h
> +++ b/northd/lflow-mgr.h
> @@ -78,7 +78,8 @@ void lflow_table_add_lflow(struct lflow_table *, const
> struct ovn_datapath *,
> const char *actions, const char *io_port,
> const char *ctrl_meter,
> const struct ovsdb_idl_row *stage_hint,
> - const char *where, struct lflow_ref *);
> + const char *where, struct string_wrapper
> flow_desc,
> + struct lflow_ref *);
> void lflow_table_add_lflow_default_drop(struct lflow_table *,
> const struct ovn_datapath *,
> enum ovn_stage stage,
> @@ -91,20 +92,20 @@ void lflow_table_add_lflow_default_drop(struct
> lflow_table *,
> STAGE_HINT, LFLOW_REF) \
> lflow_table_add_lflow(LFLOW_TABLE, OD, NULL, 0, STAGE, PRIORITY, MATCH, \
> ACTIONS, IN_OUT_PORT, CTRL_METER, STAGE_HINT, \
> - OVS_SOURCE_LOCATOR, LFLOW_REF)
> + OVS_SOURCE_LOCATOR, EMPTY_STRING_WRAPPER,
> LFLOW_REF)
>
> #define ovn_lflow_add_with_hint(LFLOW_TABLE, OD, STAGE, PRIORITY, MATCH, \
> ACTIONS, STAGE_HINT, LFLOW_REF) \
> lflow_table_add_lflow(LFLOW_TABLE, OD, NULL, 0, STAGE, PRIORITY, MATCH, \
> ACTIONS, NULL, NULL, STAGE_HINT, \
> - OVS_SOURCE_LOCATOR, LFLOW_REF)
> + OVS_SOURCE_LOCATOR, EMPTY_STRING_WRAPPER,
> LFLOW_REF)
>
> #define ovn_lflow_add_with_dp_group(LFLOW_TABLE, DP_BITMAP, DP_BITMAP_LEN, \
> STAGE, PRIORITY, MATCH, ACTIONS, \
> STAGE_HINT, LFLOW_REF) \
> lflow_table_add_lflow(LFLOW_TABLE, NULL, DP_BITMAP, DP_BITMAP_LEN,
> STAGE, \
> PRIORITY, MATCH, ACTIONS, NULL, NULL, STAGE_HINT, \
> - OVS_SOURCE_LOCATOR, LFLOW_REF)
> + OVS_SOURCE_LOCATOR, EMPTY_STRING_WRAPPER,
> LFLOW_REF)
>
> #define ovn_lflow_add_default_drop(LFLOW_TABLE, OD, STAGE, LFLOW_REF) \
> lflow_table_add_lflow_default_drop(LFLOW_TABLE, OD, STAGE, \
> @@ -126,12 +127,28 @@ void lflow_table_add_lflow_default_drop(struct
> lflow_table *,
> STAGE_HINT, LFLOW_REF) \
> lflow_table_add_lflow(LFLOW_TABLE, OD, NULL, 0, STAGE, PRIORITY, MATCH, \
> ACTIONS, IN_OUT_PORT, NULL, STAGE_HINT, \
> - OVS_SOURCE_LOCATOR, LFLOW_REF)
> + OVS_SOURCE_LOCATOR, EMPTY_STRING_WRAPPER,
> LFLOW_REF)
>
> #define ovn_lflow_add(LFLOW_TABLE, OD, STAGE, PRIORITY, MATCH, ACTIONS, \
> LFLOW_REF) \
> lflow_table_add_lflow(LFLOW_TABLE, OD, NULL, 0, STAGE, PRIORITY, MATCH, \
> ACTIONS, NULL, NULL, NULL, OVS_SOURCE_LOCATOR, \
> + EMPTY_STRING_WRAPPER, LFLOW_REF)
> +
> +#define ovn_lflow_add_drop_with_desc(LFLOW_TABLE, OD, STAGE, PRIORITY,
> MATCH, \
> + DESCRIPTION, LFLOW_REF) \
> + lflow_table_add_lflow(LFLOW_TABLE, OD, NULL, 0, STAGE, PRIORITY, MATCH, \
> + debug_drop_action(), NULL, NULL, NULL, \
> + OVS_SOURCE_LOCATOR, \
> + string_wrapper_create(DESCRIPTION, false),
> LFLOW_REF)
> +
> +#define ovn_lflow_add_drop_with_lport_hint_and_desc(LFLOW_TABLE, OD, STAGE, \
> + PRIORITY, MATCH, IN_OUT_PORT, \
> + STAGE_HINT, DESCRIPTION,
> LFLOW_REF) \
> + lflow_table_add_lflow(LFLOW_TABLE, OD, NULL, 0, STAGE, PRIORITY, MATCH, \
> + debug_drop_action(), IN_OUT_PORT, NULL,
> STAGE_HINT, \
> + OVS_SOURCE_LOCATOR, \
> + string_wrapper_create(DESCRIPTION, false), \
> LFLOW_REF)
>
> #define ovn_lflow_metered(LFLOW_TABLE, OD, STAGE, PRIORITY, MATCH, ACTIONS, \
> diff --git a/northd/northd.c b/northd/northd.c
> index a8a0b6f94..1cbb38fa6 100644
> --- a/northd/northd.c
> +++ b/northd/northd.c
> @@ -5883,9 +5883,9 @@ build_lswitch_output_port_sec_od(struct ovn_datapath
> *od,
> REGBIT_PORT_SEC_DROP" = check_out_port_sec(); next;",
> lflow_ref);
>
> - ovn_lflow_add(lflows, od, S_SWITCH_OUT_APPLY_PORT_SEC, 50,
> - REGBIT_PORT_SEC_DROP" == 1", debug_drop_action(),
> - lflow_ref);
> + ovn_lflow_add_drop_with_desc(lflows, od, S_SWITCH_OUT_APPLY_PORT_SEC, 50,
> + REGBIT_PORT_SEC_DROP" == 1",
> + "Packet does not follow port security rules", lflow_ref);
> ovn_lflow_add(lflows, od, S_SWITCH_OUT_APPLY_PORT_SEC, 0,
> "1", "output;", lflow_ref);
> }
> @@ -8672,10 +8672,11 @@
> build_drop_arp_nd_flows_for_unbound_router_ports(struct ovn_port *op,
> port->json_key,
> op->lsp_addrs[i].ea_s, op->json_key,
> rp->lsp_addrs[k].ipv4_addrs[l].addr_s);
> - ovn_lflow_add_with_lport_and_hint(
> + ovn_lflow_add_drop_with_lport_hint_and_desc(
> lflows, op->od, S_SWITCH_IN_EXTERNAL_PORT, 100,
> - ds_cstr(&match), debug_drop_action(), port->key,
> - &op->nbsp->header_, lflow_ref);
> + ds_cstr(&match), port->key,
> + &op->nbsp->header_,
> + "Drop arp for unknown router ports", lflow_ref);
nit: I'd write protocols in capital leters: ARP.
> }
> for (size_t l = 0; l < rp->lsp_addrs[k].n_ipv6_addrs; l++) {
> ds_clear(&match);
> @@ -8688,10 +8689,11 @@
> build_drop_arp_nd_flows_for_unbound_router_ports(struct ovn_port *op,
> rp->lsp_addrs[k].ipv6_addrs[l].addr_s,
> rp->lsp_addrs[k].ipv6_addrs[l].sn_addr_s,
> rp->lsp_addrs[k].ipv6_addrs[l].addr_s);
> - ovn_lflow_add_with_lport_and_hint(
> + ovn_lflow_add_drop_with_lport_hint_and_desc(
> lflows, op->od, S_SWITCH_IN_EXTERNAL_PORT, 100,
> - ds_cstr(&match), debug_drop_action(), port->key,
> - &op->nbsp->header_, lflow_ref);
> + ds_cstr(&match), port->key,
> + &op->nbsp->header_, "Drop ND for unbound router
> ports",
> + lflow_ref);
> }
>
> ds_clear(&match);
> @@ -8702,12 +8704,13 @@
> build_drop_arp_nd_flows_for_unbound_router_ports(struct ovn_port *op,
> port->json_key,
> op->lsp_addrs[i].ea_s, rp->lsp_addrs[k].ea_s,
> op->json_key);
> - ovn_lflow_add_with_lport_and_hint(lflows, op->od,
> + ovn_lflow_add_drop_with_lport_hint_and_desc(lflows, op->od,
> S_SWITCH_IN_EXTERNAL_PORT,
> 100, ds_cstr(&match),
> - debug_drop_action(),
> port->key,
> &op->nbsp->header_,
> + "Packet does not come
> from" \
> + " a chassis resident",
> lflow_ref);
> }
> }
> @@ -8733,8 +8736,9 @@ build_lswitch_lflows_l2_unknown(struct ovn_datapath *od,
> "outport = \""MC_UNKNOWN "\"; output;",
> lflow_ref);
> } else {
> - ovn_lflow_add(lflows, od, S_SWITCH_IN_L2_UNKNOWN, 50,
> - "outport == \"none\"", debug_drop_action(),
> + ovn_lflow_add_drop_with_desc(lflows, od, S_SWITCH_IN_L2_UNKNOWN, 50,
> + "outport == \"none\"",
> + "No L2 destination",
> lflow_ref);
> }
> ovn_lflow_add(lflows, od, S_SWITCH_IN_L2_UNKNOWN, 0, "1",
> @@ -8769,31 +8773,31 @@ build_lswitch_lflows_admission_control(struct
> ovn_datapath *od,
> ovs_assert(od->nbs);
>
> /* Default action for recirculated ICMP error 'packet too big'. */
> - ovn_lflow_add(lflows, od, S_SWITCH_IN_CHECK_PORT_SEC, 105,
> + ovn_lflow_add_drop_with_desc(lflows, od, S_SWITCH_IN_CHECK_PORT_SEC, 105,
> "((ip4 && icmp4.type == 3 && icmp4.code == 4) ||"
> " (ip6 && icmp6.type == 2 && icmp6.code == 0)) &&"
> - " flags.tunnel_rx == 1", debug_drop_action(), lflow_ref);
> + " flags.tunnel_rx == 1", "ICMP: packet too big",
> lflow_ref);
>
> /* Logical VLANs not supported. */
> if (!is_vlan_transparent(od)) {
> /* Block logical VLANs. */
> - ovn_lflow_add(lflows, od, S_SWITCH_IN_CHECK_PORT_SEC, 100,
> - "vlan.present", debug_drop_action(),
> + ovn_lflow_add_drop_with_desc(lflows, od, S_SWITCH_IN_CHECK_PORT_SEC,
> + 100, "vlan.present", "VLANs blocked",
nit: For someone not knowing much about OVN internals (such as myself),
adding why VLANs were blocked would be very useful, e.g: "Incoming VLAN traffic
dropped due to 'vlan-pasthru' option".
> lflow_ref);
> }
>
> /* Broadcast/multicast source address is invalid. */
> - ovn_lflow_add(lflows, od, S_SWITCH_IN_CHECK_PORT_SEC, 100,
> - "eth.src[40]", debug_drop_action(),
> - lflow_ref);
> + ovn_lflow_add_drop_with_desc(lflows, od, S_SWITCH_IN_CHECK_PORT_SEC, 100,
> + "eth.src[40]", "incoming Broadcast/multicast source" \
> + " address is invalid", lflow_ref);
Other debug lines start with a capital letter: "Incoming"?
>
> ovn_lflow_add(lflows, od, S_SWITCH_IN_CHECK_PORT_SEC, 50, "1",
> REGBIT_PORT_SEC_DROP" = check_in_port_sec(); next;",
> lflow_ref);
>
> - ovn_lflow_add(lflows, od, S_SWITCH_IN_APPLY_PORT_SEC, 50,
> - REGBIT_PORT_SEC_DROP" == 1", debug_drop_action(),
> - lflow_ref);
> + ovn_lflow_add_drop_with_desc(lflows, od, S_SWITCH_IN_APPLY_PORT_SEC, 50,
> + REGBIT_PORT_SEC_DROP" == 1",
> + "Broadcast/multicast port security invalid", lflow_ref);
>
> ovn_lflow_add(lflows, od, S_SWITCH_IN_APPLY_PORT_SEC, 0, "1", "next;",
> lflow_ref);
> diff --git a/ovn-sb.ovsschema b/ovn-sb.ovsschema
> index b6c051ae6..7d4d024d6 100644
> --- a/ovn-sb.ovsschema
> +++ b/ovn-sb.ovsschema
> @@ -1,7 +1,7 @@
> {
> "name": "OVN_Southbound",
> - "version": "20.34.0",
> - "cksum": "2786607656 31376",
> + "version": "20.35.0",
> + "cksum": "3665804961 31485",
> "tables": {
> "SB_Global": {
> "columns": {
> @@ -113,10 +113,12 @@
> "type": {"key": "string", "value": "string",
> "min": 0, "max": "unlimited"}},
> "controller_meter": {"type": {"key": {"type": "string"},
> - "min": 0, "max": 1}},
> + "min": 0, "max": 1}},
> "external_ids": {
> "type": {"key": "string", "value": "string",
> - "min": 0, "max": "unlimited"}}},
> + "min": 0, "max": "unlimited"}},
> + "flow_desc": {"type": {"key": {"type": "string"},
> + "min": 0, "max": 1}}},
> "isRoot": true},
> "Logical_DP_Group": {
> "columns": {
> diff --git a/ovn-sb.xml b/ovn-sb.xml
> index 90f113afd..96a5e28d0 100644
> --- a/ovn-sb.xml
> +++ b/ovn-sb.xml
> @@ -2894,6 +2894,11 @@ tcp.flags = RST;
> <code>ovn-controller</code>.
> </column>
>
> + <column name="flow_desc">
> + Human-readable explanation of the flow, this is optional and used
> + to provide context for the given flow.
> + </column>
> +
> <column name="external_ids" key="stage-name">
> Human-readable name for this flow's stage in the pipeline.
> </column>
> diff --git a/tests/ovn-northd.at b/tests/ovn-northd.at
> index 199197f09..f32f3eb89 100644
> --- a/tests/ovn-northd.at
> +++ b/tests/ovn-northd.at
> @@ -12256,6 +12256,21 @@ AT_CHECK([grep -e "DHCP_RELAY_" lflows | sed
> 's/table=../table=??/'], [0], [dnl
> AT_CLEANUP
> ])
>
> +OVN_FOR_EACH_NORTHD_NO_HV([
> +AT_SETUP([check for flow_desc])
> +ovn_start
> +
> +check ovn-nbctl -- set NB_Global . options:debug_drop_collector_set="123"
> +check ovn-nbctl ls-add ls1
> +
> +check ovn-nbctl --wait=hv sync
> +
> +flow_desc=$(fetch_column Logical_flow flow_desc match='"outport ==
> \"none\""')
> +AT_CHECK([test "$flow_desc" != ""])
> +
> +AT_CLEANUP
> +])
> +
> AT_SETUP([NB_Global and SB_Global incremental processing])
>
> ovn_start
> --
> 2.45.2
>
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>
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