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[techsupport]Adding FRR EVPN dumps #2442

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merged 1 commit into from
Oct 23, 2022
Merged

[techsupport]Adding FRR EVPN dumps #2442

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74 changes: 74 additions & 0 deletions scripts/generate_dump
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Original file line number Diff line number Diff line change
Expand Up @@ -527,6 +527,40 @@ save_bgp_neighbor() {
done
}

###############################################################################
# Iterates all EVPN neighbors and runs save_vtysh to save each neighbor's
# advertised-routes and received-routes
# On multi ASIC platform, collects information from all namespaces
# Globals:
# None
# Arguments:
# Optional arg namespace
# Returns:
# None
###############################################################################
save_bgp_evpn_neighbor() {
trap 'handle_error $? $LINENO' ERR
local timeout_cmd="timeout --foreground ${TIMEOUT_MIN}m"
local asic_id=${1:-""}
local ns=$(get_vtysh_namespace $asic_id)

evpn_neighbors=$(${timeout_cmd} bash -c "vtysh -c 'show bgp l2vpn evpn summary' | cut -d ' ' -f1")
local parse_neighbors=false
for word in $evpn_neighbors; do
if [[ $word == "Neighbor" ]]; then
parse_neighbors=true
continue
elif [[ $word == "Total" ]]; then
parse_neighbors=false
continue
fi
if [ "$parse_neighbors" = true ]; then
save_cmd "vtysh $ns -c \"show bgp l2vpn evpn neighbors $word advertised-routes\"" "bgp.evpn.neighbor.$word.adv$asic_id"
save_cmd "vtysh $ns -c \"show bgp l2vpn evpn neighbors $word routes\"" "bgp.evpn.neighbor.$word.rcv$asic_id"
fi
done
}

###############################################################################
# Iterates all ASIC namespaces on multi ASIC platform and on default (host)
# namespace on single ASIC platform
Expand All @@ -549,6 +583,28 @@ save_bgp_neighbor_all_ns() {
fi
}

###############################################################################
# Iterates all ASIC namespaces on multi ASIC platform and on default (host)
# namespace on single ASIC platform
# Globals:
# NUM_ASICS
# Arguments:
# None
# Returns:
# None
###############################################################################
save_bgp_evpn_neighbor_all_ns() {
trap 'handle_error $? $LINENO' ERR
if [[ ( "$NUM_ASICS" == 1 ) ]] ; then
save_bgp_evpn_neighbor
else
for (( i=0; i<$NUM_ASICS; i++ ))
do
save_bgp_evpn_neighbor $i
done
fi
}

###############################################################################
# Dump the nat config, iptables rules and conntrack nat entries
# Globals:
Expand Down Expand Up @@ -624,6 +680,23 @@ save_bgp_info() {
save_bgp_neighbor_all_ns
}

###############################################################################
# Save EVPN related info
# Globals:
# None
# Arguments:
# None
# Returns:
# None
###############################################################################
save_evpn_info() {
trap 'handle_error $? $LINENO' ERR
save_vtysh "show bgp l2vpn evpn" "bgp.l2vpn.evpn"
save_vtysh "show bgp l2vpn evpn route detail" "bgp.evpn.route"
save_vtysh "show evpn vni detail" "bgp.evpn.vni"
save_vtysh "show evpn arp-cache vni all" "bgp.evpn.arp"
save_bgp_evpn_neighbor_all_ns
}
###############################################################################
# Save FRR related info
# Globals:
Expand Down Expand Up @@ -1374,6 +1447,7 @@ main() {

save_frr_info
save_bgp_info
save_evpn_info

save_cmd "show interface status -d all" "interface.status"
save_cmd "show interface transceiver presence" "interface.xcvrs.presence"
Expand Down