Revert "Revert suppress FIB pending feature (sonic-net#19027)" (sonic…

…-net#19836) Reverts sonic-net#19027 The support for BGP zebra enhancements is merged in sonic-net#19717. Hence re-enabling BGP suppress fib pending feature.
vvolam · Sep 11, 2024 · 76bbf18 · 76bbf18
1 parent cb069ce
commit 76bbf18
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Showing 34 changed files with 89 additions and 4 deletions.
diff --git a/dockers/docker-fpm-frr/frr/bgpd/bgpd.main.conf.j2 b/dockers/docker-fpm-frr/frr/bgpd/bgpd.main.conf.j2
@@ -70,6 +70,7 @@ router bgp {{ DEVICE_METADATA['localhost']['bgp_asn'] }}
 !
 {% block bgp_init %}
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 {% if (DEVICE_METADATA is defined) and ('localhost' in DEVICE_METADATA) and ('subtype' in DEVICE_METADATA['localhost']) and (DEVICE_METADATA['localhost']['subtype'].lower() == 'dualtor') %}

diff --git a/dockers/docker-fpm-frr/frr/supervisord/supervisord.conf.j2 b/dockers/docker-fpm-frr/frr/supervisord/supervisord.conf.j2
@@ -30,7 +30,7 @@ stderr_logfile=syslog
 dependent_startup=true
 
 [program:zebra]
-command=/usr/lib/frr/zebra -A 127.0.0.1 -s 90000000 -M dplane_fpm_nl -M snmp
+command=/usr/lib/frr/zebra -A 127.0.0.1 -s 90000000 -M dplane_fpm_nl -M snmp --asic-offload=notify_on_offload
 priority=4
 autostart=false
 autorestart=false

diff --git a/platform/vs/docker-sonic-vs/supervisord.conf.j2 b/platform/vs/docker-sonic-vs/supervisord.conf.j2
@@ -164,7 +164,7 @@ environment=ASAN_OPTIONS="log_path=/var/log/asan/teammgrd-asan.log{{ asan_extra_
 {% endif %}
 
 [program:zebra]
-command=/usr/lib/frr/zebra -A 127.0.0.1 -s 90000000 -M dplane_fpm_nl
+command=/usr/lib/frr/zebra -A 127.0.0.1 -s 90000000 -M dplane_fpm_nl --asic-offload=notify_on_offload
 priority=13
 autostart=false
 autorestart=false

diff --git a/src/sonic-bgpcfgd/bgpcfgd/managers_bgp.py b/src/sonic-bgpcfgd/bgpcfgd/managers_bgp.py
@@ -312,10 +312,11 @@ def apply_op(self, cmd, vrf):
         :return: True if no errors, False if there are errors
         """
         bgp_asn = self.directory.get_slot("CONFIG_DB", swsscommon.CFG_DEVICE_METADATA_TABLE_NAME)["localhost"]["bgp_asn"]
+        enable_bgp_suppress_fib_pending_cmd = 'bgp suppress-fib-pending'
         if vrf == 'default':
-            cmd = ('router bgp %s\n' % bgp_asn) + cmd
+            cmd = ('router bgp %s\n %s\n' % (bgp_asn, enable_bgp_suppress_fib_pending_cmd)) + cmd
         else:
-            cmd = ('router bgp %s vrf %s\n' % (bgp_asn, vrf)) + cmd
+            cmd = ('router bgp %s vrf %s\n %s\n' % (bgp_asn, vrf, enable_bgp_suppress_fib_pending_cmd)) + cmd
         self.cfg_mgr.push(cmd)
         return True
 

diff --git a/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.conf.j2/all.conf b/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.conf.j2/all.conf
@@ -55,6 +55,7 @@ route-map HIDE_INTERNAL permit 20
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/all.conf b/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/all.conf
@@ -34,6 +34,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/base.conf b/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/base.conf
@@ -12,6 +12,7 @@ ip prefix-list PL_LoopbackV4 permit 55.55.55.55/32
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/defaults.conf b/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/defaults.conf
@@ -34,6 +34,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/defaults_router_id.conf b/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/defaults_router_id.conf
@@ -34,6 +34,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/ipv6_lo.conf b/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/ipv6_lo.conf
@@ -14,6 +14,7 @@ ipv6 prefix-list PL_LoopbackV6 permit fc00::1/128
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/lo0_ipv6_only.conf b/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/lo0_ipv6_only.conf
@@ -32,6 +32,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/lo0_ipv6_only_router_id.conf b/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/lo0_ipv6_only_router_id.conf
@@ -32,6 +32,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/packet_chassis.conf b/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/packet_chassis.conf
@@ -34,6 +34,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/packet_chassis_ipv6_lo4096.conf b/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/packet_chassis_ipv6_lo4096.conf
@@ -34,6 +34,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/...pcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/packet_chassis_ipv6_lo4096_router_id.conf b/...pcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/packet_chassis_ipv6_lo4096_router_id.conf
@@ -34,6 +34,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/packet_chassis_router_id.conf b/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/packet_chassis_router_id.conf
@@ -34,6 +34,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/voq_chassis.conf b/src/sonic-bgpcfgd/tests/data/sonic-cfggen/bgpd.main.conf.j2/voq_chassis.conf
@@ -34,6 +34,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-bgpcfgd/tests/data/sonic-cfggen/frr.conf.j2/all.conf b/src/sonic-bgpcfgd/tests/data/sonic-cfggen/frr.conf.j2/all.conf
@@ -71,6 +71,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 55555
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-config-engine/minigraph.py b/src/sonic-config-engine/minigraph.py
@@ -52,6 +52,7 @@
 console_device_types = ['MgmtTsToR']
 dhcp_server_enabled_device_types = ['BmcMgmtToRRouter']
 mgmt_device_types = ['BmcMgmtToRRouter', 'MgmtToRRouter', 'MgmtTsToR']
+leafrouter_device_types = ['LeafRouter']
 
 # Counters disabled on management devices
 mgmt_disabled_counters = ["BUFFER_POOL_WATERMARK", "PFCWD", "PG_DROP", "PG_WATERMARK", "PORT_BUFFER_DROP", "QUEUE", "QUEUE_WATERMARK"]
@@ -2707,6 +2708,10 @@ def parse_xml(filename, platform=None, port_config_file=None, asic_name=None, hw
     if current_device and current_device['type'] in mgmt_device_types:
         results["FLEX_COUNTER_TABLE"] = {counter: {"FLEX_COUNTER_STATUS": "disable"} for counter in mgmt_disabled_counters}
 
+    # Enable bgp-suppress-fib by default for leafrouter
+    if current_device and current_device['type'] in leafrouter_device_types:
+        results['DEVICE_METADATA']['localhost']['suppress-fib-pending'] = 'enabled'
+
     return results
 
 def get_tunnel_entries(tunnel_intfs, tunnel_intfs_qos_remap_config, lo_intfs, tunnel_qos_remap, mux_tunnel_name, peer_switch_ip):

diff --git a/src/sonic-config-engine/tests/sample_output/py2/bgpd_frr.conf b/src/sonic-config-engine/tests/sample_output/py2/bgpd_frr.conf
@@ -42,6 +42,7 @@ ip prefix-list LOCAL_VLAN_IPV4_PREFIX seq 10 permit 192.168.0.0/27
 router bgp 65100
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-config-engine/tests/sample_output/py2/bgpd_frr_backend_asic.conf b/src/sonic-config-engine/tests/sample_output/py2/bgpd_frr_backend_asic.conf
@@ -53,6 +53,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 65100
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-config-engine/tests/sample_output/py2/bgpd_frr_dualtor.conf b/src/sonic-config-engine/tests/sample_output/py2/bgpd_frr_dualtor.conf
@@ -42,6 +42,7 @@ ip prefix-list LOCAL_VLAN_IPV4_PREFIX seq 10 permit 192.168.0.0/27
 router bgp 65100
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
   coalesce-time 10000

diff --git a/src/sonic-config-engine/tests/sample_output/py2/bgpd_frr_frontend_asic.conf b/src/sonic-config-engine/tests/sample_output/py2/bgpd_frr_frontend_asic.conf
@@ -53,6 +53,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 65100
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-config-engine/tests/sample_output/py2/frr.conf b/src/sonic-config-engine/tests/sample_output/py2/frr.conf
@@ -62,6 +62,7 @@ ip prefix-list LOCAL_VLAN_IPV4_PREFIX seq 10 permit 192.168.0.0/27
 router bgp 65100
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-config-engine/tests/sample_output/py2/t2-chassis-fe-bgpd.conf b/src/sonic-config-engine/tests/sample_output/py2/t2-chassis-fe-bgpd.conf
@@ -58,6 +58,7 @@ ip prefix-list PL_LoopbackV4 permit 4.0.0.0/32
 router bgp 4000
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-config-engine/tests/sample_output/py3/bgpd_frr.conf b/src/sonic-config-engine/tests/sample_output/py3/bgpd_frr.conf
@@ -42,6 +42,7 @@ ip prefix-list LOCAL_VLAN_IPV4_PREFIX seq 10 permit 192.168.200.0/27
 router bgp 65100
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-config-engine/tests/sample_output/py3/bgpd_frr_backend_asic.conf b/src/sonic-config-engine/tests/sample_output/py3/bgpd_frr_backend_asic.conf
@@ -53,6 +53,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 65100
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-config-engine/tests/sample_output/py3/bgpd_frr_dualtor.conf b/src/sonic-config-engine/tests/sample_output/py3/bgpd_frr_dualtor.conf
@@ -42,6 +42,7 @@ ip prefix-list LOCAL_VLAN_IPV4_PREFIX seq 10 permit 192.168.200.0/27
 router bgp 65100
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
   coalesce-time 10000

diff --git a/src/sonic-config-engine/tests/sample_output/py3/bgpd_frr_frontend_asic.conf b/src/sonic-config-engine/tests/sample_output/py3/bgpd_frr_frontend_asic.conf
@@ -53,6 +53,7 @@ route-map HIDE_INTERNAL permit 10
 router bgp 65100
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-config-engine/tests/sample_output/py3/frr.conf b/src/sonic-config-engine/tests/sample_output/py3/frr.conf
@@ -62,6 +62,7 @@ ip prefix-list LOCAL_VLAN_IPV4_PREFIX seq 10 permit 192.168.200.0/27
 router bgp 65100
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-config-engine/tests/sample_output/py3/t2-chassis-fe-bgpd.conf b/src/sonic-config-engine/tests/sample_output/py3/t2-chassis-fe-bgpd.conf
@@ -58,6 +58,7 @@ ip prefix-list PL_LoopbackV4 permit 4.0.0.0/32
 router bgp 4000
 !
   bgp log-neighbor-changes
+  bgp suppress-fib-pending
   no bgp default ipv4-unicast
   no bgp ebgp-requires-policy
 !

diff --git a/src/sonic-yang-models/tests/yang_model_tests/tests/device_metadata.json b/src/sonic-yang-models/tests/yang_model_tests/tests/device_metadata.json
@@ -135,6 +135,16 @@
     "DEVICE_METADATA_ADVERTISE_LO_PREFIX_AS_128": {
         "desc": "Verifying advertising lo prefix as /128."
     },
+    "DEVICE_METADATA_SUPPRESS_PENDING_FIB_ENABLED": {
+        "desc": "Enable bgp-suppress-fib-pending"
+    },
+    "DEVICE_METADATA_SUPPRESS_PENDING_FIB_DISABLED": {
+        "desc": "Disable bgp-suppress-fib-pending"
+    },
+    "DEVICE_METADATA_SUPPRESS_PENDING_FIB_ENABLED_SYNCHRONOUS_MODE_DISABLED": {
+        "desc": "Enable bgp-suppress-fib-pending when synchronous mode is disabled",
+        "eStr": ["ASIC synchronous mode must be enabled in order to enable suppress FIB pending feature"]
+    },
     "DEVICE_METADATA_VALID_RACK_MGMT_MAP": {
         "desc": "Verifying rack_mgmt_map configuration."
     },

diff --git a/src/sonic-yang-models/tests/yang_model_tests/tests_config/device_metadata.json b/src/sonic-yang-models/tests/yang_model_tests/tests_config/device_metadata.json
@@ -371,6 +371,36 @@
             }
         }
     },
+    "DEVICE_METADATA_SUPPRESS_PENDING_FIB_ENABLED": {
+        "sonic-device_metadata:sonic-device_metadata": {
+            "sonic-device_metadata:DEVICE_METADATA": {
+                "sonic-device_metadata:localhost": {
+                    "synchronous_mode": "enable",
+                    "suppress-fib-pending": "enabled"
+                }
+            }
+        }
+    },
+    "DEVICE_METADATA_SUPPRESS_PENDING_FIB_DISABLED": {
+        "sonic-device_metadata:sonic-device_metadata": {
+            "sonic-device_metadata:DEVICE_METADATA": {
+                "sonic-device_metadata:localhost": {
+                    "synchronous_mode": "disable",
+                    "suppress-fib-pending": "disabled"
+                }
+            }
+        }
+    },
+    "DEVICE_METADATA_SUPPRESS_PENDING_FIB_ENABLED_SYNCHRONOUS_MODE_DISABLED": {
+        "sonic-device_metadata:sonic-device_metadata": {
+            "sonic-device_metadata:DEVICE_METADATA": {
+                "sonic-device_metadata:localhost": {
+                    "synchronous_mode": "disable",
+                    "suppress-fib-pending": "enabled"
+                }
+            }
+        }
+    },
     "DEVICE_METADATA_VALID_RACK_MGMT_MAP": {
         "sonic-device_metadata:sonic-device_metadata": {
             "sonic-device_metadata:DEVICE_METADATA": {

diff --git a/src/sonic-yang-models/yang-models/sonic-device_metadata.yang b/src/sonic-yang-models/yang-models/sonic-device_metadata.yang
@@ -212,6 +212,18 @@ module sonic-device_metadata {
                                  By default SONiC advertises /128 subnet prefix in Loopback0 as /64 subnet route";
                 }
 
+                leaf suppress-fib-pending {
+                    description "Enable BGP suppress FIB pending feature. BGP will wait for route FIB installation before announcing routes";
+                    type enumeration {
+                        enum enabled;
+                        enum disabled;
+                    }
+                    default disabled;
+
+                    must "((current() = 'disabled') or (current() = 'enabled' and ../synchronous_mode = 'enable'))" {
+                        error-message "ASIC synchronous mode must be enabled in order to enable suppress FIB pending feature";
+                    }
+                }
                 leaf rack_mgmt_map {
                     type string {
                         length 0..128 {