From 28eaac01315d41a3bb7a903b9c4d74da412e4317 Mon Sep 17 00:00:00 2001 From: Sindhu Parvathi Gopinathan Date: Tue, 4 Apr 2023 05:38:28 -0700 Subject: [PATCH] zebra:returns empty dict when evpn is disabled II This is addressing remaining places returning empty dict, earlier PR-13214 addressed few places. Code has been changed to return {} for all the evpn clis when evpn is disabled or no entry available. ``` cumulus@r2:mgmt:~$ sudo vtysh -c "show evpn json" cumulus@r2:mgmt:~$ ``` After Fix:- ``` cumulus@r1:mgmt:~$ sudo vtysh -c "show evpn json" { } cumulus@r1:mgmt:~$ ``` Ticket:#3417955 Issue:3417955 Testing: UT done Signed-off-by: Sindhu Parvathi Gopinathan's Signed-off-by: Chirag Shah --- zebra/zebra_vxlan.c | 137 ++++++++++++++++++++++++++++---------------- 1 file changed, 89 insertions(+), 48 deletions(-) diff --git a/zebra/zebra_vxlan.c b/zebra/zebra_vxlan.c index 36290f99e0..79b34be7de 100644 --- a/zebra/zebra_vxlan.c +++ b/zebra/zebra_vxlan.c @@ -308,7 +308,7 @@ static void zevpn_print_neigh_hash_all_evpn_detail(struct hash_bucket *bucket, zevpn = (struct zebra_evpn *)bucket->data; if (!zevpn) { if (json) - vty_out(vty, "{}\n"); + vty_json_empty(vty, json); return; } num_neigh = hashcount(zevpn->neigh_table); @@ -515,7 +515,7 @@ static void zevpn_print_mac_hash_all_evpn_detail(struct hash_bucket *bucket, zevpn = (struct zebra_evpn *)bucket->data; if (!zevpn) { if (json) - vty_out(vty, "{}\n"); + vty_json_empty(vty, json); return; } wctx->zevpn = zevpn; @@ -2586,14 +2586,15 @@ void zebra_vxlan_print_specific_rmac_l3vni(struct vty *vty, vni_t l3vni, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } zl3vni = zl3vni_lookup(l3vni); if (!zl3vni) { if (use_json) - vty_json(vty, json); + vty_json_empty(vty, json); else vty_out(vty, "%% L3-VNI %u doesn't exist\n", l3vni); return; @@ -2627,14 +2628,15 @@ void zebra_vxlan_print_rmacs_l3vni(struct vty *vty, vni_t l3vni, bool use_json) json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } zl3vni = zl3vni_lookup(l3vni); if (!zl3vni) { if (use_json) - vty_json(vty, json); + vty_json_empty(vty, json); else vty_out(vty, "%% L3-VNI %u does not exist\n", l3vni); return; @@ -2668,7 +2670,8 @@ void zebra_vxlan_print_rmacs_all_l3vni(struct vty *vty, bool use_json) json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } @@ -2694,7 +2697,8 @@ void zebra_vxlan_print_specific_nh_l3vni(struct vty *vty, vni_t l3vni, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } @@ -2705,7 +2709,7 @@ void zebra_vxlan_print_specific_nh_l3vni(struct vty *vty, vni_t l3vni, zl3vni = zl3vni_lookup(l3vni); if (!zl3vni) { if (use_json) - vty_out(vty, "{}\n"); + vty_json(vty, json); else vty_out(vty, "%% L3-VNI %u does not exist\n", l3vni); @@ -2717,7 +2721,7 @@ void zebra_vxlan_print_specific_nh_l3vni(struct vty *vty, vni_t l3vni, if (!n) { if (use_json) - vty_out(vty, "{}\n"); + vty_json_empty(vty, json); else vty_out(vty, "%% Requested next-hop not present for L3-VNI %u\n", @@ -2738,13 +2742,16 @@ static void l3vni_print_nh_table(struct hash *nh_table, struct vty *vty, struct nh_walk_ctx wctx; json_object *json = NULL; - num_nh = hashcount(nh_table); - if (!num_nh) - return; - if (use_json) json = json_object_new_object(); + num_nh = hashcount(nh_table); + if (!num_nh) { + if (use_json) + vty_json_empty(vty, json); + return; + } + wctx.vty = vty; wctx.json = json; if (!use_json) { @@ -2766,14 +2773,14 @@ void zebra_vxlan_print_nh_l3vni(struct vty *vty, vni_t l3vni, bool use_json) if (!is_evpn_enabled()) { if (use_json) - vty_out(vty, "{}\n"); + vty_json_empty(vty, NULL); return; } zl3vni = zl3vni_lookup(l3vni); if (!zl3vni) { if (use_json) - vty_out(vty, "{}\n"); + vty_json_empty(vty, NULL); else vty_out(vty, "%% L3-VNI %u does not exist\n", l3vni); return; @@ -2786,7 +2793,7 @@ void zebra_vxlan_print_nh_svd(struct vty *vty, bool use_json) { if (!is_evpn_enabled()) { if (use_json) - vty_out(vty, "{}\n"); + vty_json_empty(vty, NULL); return; } @@ -2802,7 +2809,8 @@ void zebra_vxlan_print_nh_all_l3vni(struct vty *vty, bool use_json) json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } @@ -2830,14 +2838,15 @@ void zebra_vxlan_print_l3vni(struct vty *vty, vni_t vni, bool use_json) json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } zl3vni = zl3vni_lookup(vni); if (!zl3vni) { if (use_json) - vty_json(vty, json); + vty_json_empty(vty, json); else vty_out(vty, "%% VNI %u does not exist\n", vni); return; @@ -2901,14 +2910,15 @@ void zebra_vxlan_print_neigh_vni(struct vty *vty, struct zebra_vrf *zvrf, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } zevpn = zebra_evpn_lookup(vni); if (!zevpn) { if (use_json) - vty_json(vty, json); + vty_json_empty(vty, json); else vty_out(vty, "%% VNI %u does not exist\n", vni); return; @@ -2955,7 +2965,8 @@ void zebra_vxlan_print_neigh_all_vni(struct vty *vty, struct zebra_vrf *zvrf, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } @@ -2985,7 +2996,8 @@ void zebra_vxlan_print_neigh_all_vni_detail(struct vty *vty, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } @@ -3016,14 +3028,15 @@ void zebra_vxlan_print_specific_neigh_vni(struct vty *vty, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } zevpn = zebra_evpn_lookup(vni); if (!zevpn) { if (use_json) - vty_json(vty, json); + vty_json_empty(vty, json); else vty_out(vty, "%% VNI %u does not exist\n", vni); return; @@ -3060,14 +3073,15 @@ void zebra_vxlan_print_neigh_vni_vtep(struct vty *vty, struct zebra_vrf *zvrf, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } zevpn = zebra_evpn_lookup(vni); if (!zevpn) { if (use_json) - vty_json(vty, json); + vty_json_empty(vty, json); else vty_out(vty, "%% VNI %u does not exist\n", vni); return; @@ -3109,14 +3123,15 @@ void zebra_vxlan_print_neigh_vni_dad(struct vty *vty, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } zevpn = zebra_evpn_lookup(vni); if (!zevpn) { if (use_json) - vty_json(vty, json); + vty_json_empty(vty, json); else vty_out(vty, "%% VNI %u does not exist\n", vni); return; @@ -3173,21 +3188,24 @@ void zebra_vxlan_print_macs_vni(struct vty *vty, struct zebra_vrf *zvrf, if (!is_evpn_enabled()) { if (use_json) - vty_out(vty, "{}\n"); + vty_json_empty(vty, NULL); return; } zevpn = zebra_evpn_lookup(vni); if (!zevpn) { if (use_json) - vty_out(vty, "{}\n"); + vty_json_empty(vty, NULL); else vty_out(vty, "%% VNI %u does not exist\n", vni); return; } num_macs = num_valid_macs(zevpn); - if (!num_macs) + if (!num_macs) { + if (use_json) + vty_json_empty(vty, NULL); return; + } if (use_json) { json = json_object_new_object(); @@ -3242,7 +3260,8 @@ void zebra_vxlan_print_macs_all_vni(struct vty *vty, struct zebra_vrf *zvrf, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } @@ -3270,7 +3289,8 @@ void zebra_vxlan_print_macs_all_vni_detail(struct vty *vty, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } @@ -3299,7 +3319,8 @@ void zebra_vxlan_print_macs_all_vni_vtep(struct vty *vty, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } @@ -3329,7 +3350,8 @@ void zebra_vxlan_print_specific_mac_vni(struct vty *vty, struct zebra_vrf *zvrf, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } @@ -3369,22 +3391,34 @@ void zebra_vxlan_print_macs_vni_dad(struct vty *vty, json_object *json = NULL; json_object *json_mac = NULL; - if (!is_evpn_enabled()) + if (!is_evpn_enabled()) { + if (use_json) + vty_json_empty(vty, NULL); return; + } zevpn = zebra_evpn_lookup(vni); if (!zevpn) { - vty_out(vty, "%% VNI %u does not exist\n", vni); + if (use_json) + vty_json_empty(vty, NULL); + else + vty_out(vty, "%% VNI %u does not exist\n", vni); return; } num_macs = num_valid_macs(zevpn); - if (!num_macs) + if (!num_macs) { + if (use_json) + vty_json_empty(vty, NULL); return; + } num_macs = num_dup_detected_macs(zevpn); - if (!num_macs) + if (!num_macs) { + if (use_json) + vty_json_empty(vty, NULL); return; + } if (use_json) { json = json_object_new_object(); @@ -3719,21 +3753,25 @@ void zebra_vxlan_print_macs_vni_vtep(struct vty *vty, struct zebra_vrf *zvrf, json_object *json_mac = NULL; if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, NULL); return; } zevpn = zebra_evpn_lookup(vni); if (!zevpn) { if (use_json) - vty_out(vty, "{}\n"); + vty_json_empty(vty, NULL); else vty_out(vty, "%% VNI %u does not exist\n", vni); return; } num_macs = num_valid_macs(zevpn); - if (!num_macs) + if (!num_macs) { + if (use_json) + vty_json_empty(vty, NULL); return; + } if (use_json) { json = json_object_new_object(); @@ -3777,7 +3815,8 @@ void zebra_vxlan_print_vni(struct vty *vty, struct zebra_vrf *zvrf, vni_t vni, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } @@ -3821,7 +3860,8 @@ void zebra_vxlan_print_evpn(struct vty *vty, bool uj) json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (uj) + vty_json(vty, json); return; } @@ -3898,7 +3938,8 @@ void zebra_vxlan_print_vnis(struct vty *vty, struct zebra_vrf *zvrf, json = json_object_new_object(); if (!is_evpn_enabled()) { - vty_json(vty, json); + if (use_json) + vty_json_empty(vty, json); return; } @@ -3982,7 +4023,7 @@ void zebra_vxlan_print_vnis_detail(struct vty *vty, struct zebra_vrf *zvrf, if (!is_evpn_enabled()) { if (use_json) - vty_out(vty, "{}\n"); + vty_json_empty(vty, NULL); return; } -- 2.39.5