metrics.md

OPNsense Exporter Metrics List

This table represent each metric and it's labels, the subsystem that it belongs, its description and how to disable it. The opnsense_instance label is applied to all metrics.

General

Metric Name	Type	Labels	Subsystem	Description	Disable Flag
opnsense_up	Gauge	opnsense_instance	n/a	The current status of OPNsense (1 = up, 0 = down)	n/a
opnsense_firewall_status	Gauge	opnsense_instance	n/a	Status of the firewall reported by api/core/system/status ( 1 = ok, 0 = errors)	n/a
opnsense_exporter_scrapes_total	Counter	n/a	n/a	Total number of scrapes by the OPNsense exporter	n/a
opnsense_exporter_endpoint_errors_total	Counter	endpoint	n/a	Total number of errors by endpoint returned by the OPNsense API during data fetching	n/a
opnsense_cron_job_status	Gauge	command, description, origin, schedule	Cron Table	Cron job status by name and description (1 = enabled, 0 = disabled)	--exporter.disable-cron-table

Services

Metric Name	Type	Labels	Subsystem	Description	Disable Flag
opnsense_services_running_total	Gauge	n/a	Services	Total number of running services	n/a
opnsense_services_stopped_total	Gauge	n/a	Services	Total number of stopped services	n/a
opnsense_services_status	Gauge	name, description	Services	Service status by name and description (1 = running, 0 = stopped)	n/a

Interfaces

Metric Name	Type	Labels	Subsystem	Description	Disable Flag
opnsense_interfaces_mtu_bytes	Gauge	interface, device, type	Interfaces	MTU of the interface by interface name and device	n/a
opnsense_interfaces_received_bytes_total	Counter	interface, device, type	Interfaces	Total number of received bytes on this interface by interface name and device	n/a
opnsense_interfaces_transmitted_bytes_total	Counter	interface, device, type	Interfaces	Total number of transmitted bytes on this interface by interface name and device	n/a
opnsense_interfaces_received_multicasts_total	Counter	interface, device, type	Interfaces	Total number of received multicast packets on this interface by interface name and device	n/a
opnsense_interfaces_transmitted_multicasts_total	Counter	interface, device, type	Interfaces	Total number of transmitted multicast packets on this interface by interface name and device	n/a
opnsense_interfaces_input_errors_total	Counter	interface, device, type	Interfaces	Input errors on this interface by interface name and device	n/a
opnsense_interfaces_output_errors_total	Counter	interface, device, type	Interfaces	Output errors on this interface by interface name and device	n/a
opnsense_interfaces_collisions_total	Counter	interface, device, type	Interfaces	Collisions on this interface by interface name and device	n/a

Firewall

Metric Name	Type	Labels	Subsystem	Description	Disable Flag
opnsense_firewall_in_ipv4_block_packets	Gauge	interface	Firewall	The number of IPv4 incoming packets that were blocked by the firewall by interface	--exporter.disable-firewall
opnsense_firewall_in_ipv4_pass_packets	Gauge	interface	Firewall	The number of IPv4 incoming packets that were passed by the firewall by interface	--exporter.disable-firewall
opnsense_firewall_out_ipv4_block_packets	Gauge	interface	Firewall	The number of IPv4 outgoing packets that were blocked by the firewall by interface	--exporter.disable-firewall
opnsense_firewall_out_ipv4_pass_packets	Gauge	interface	Firewall	The number of IPv4 outgoing packets that were passed by the firewall by interface	--exporter.disable-firewall
opnsense_firewall_in_ipv6_block_packets	Gauge	interface	Firewall	The number of IPv6 incoming packets that were blocked by the firewall by interface	--exporter.disable-firewall
opnsense_firewall_in_ipv6_pass_packets	Gauge	interface	Firewall	The number of IPv6 incoming packets that were passed by the firewall by interface	--exporter.disable-firewall
opnsense_firewall_out_ipv6_block_packets	Gauge	interface	Firewall	The number of IPv6 outgoing packets that were blocked by the firewall by interface	--exporter.disable-firewall
opnsense_firewall_out_ipv6_pass_packets	Gauge	interface	Firewall	The number of IPv6 outgoing packets that were passed by the firewall by interface	--exporter.disable-firewall

ARP

Metric Name	Type	Labels	Subsystem	Description	Disable Flag
opnsense_arp_table_entries	Gauge	expired, hostname, interface_description, ip, mac, permanent, type	ARP Table	Arp entries by ip, mac, hostname, interface description, type, expired and permanent	--exporter.disable-arp-table
opnsense_protocol_arp_sent_requests_total	Counter	n/a	Protocol Statistics	Total Number of sent ARP requests	n/a
opnsense_protocol_arp_received_requests_total	Counter	n/a	Protocol Statistics	Total Number of received ARP requests	n/a

Gateways

Metric Name	Type	Labels	Subsystem	Description	Disable Flag
opnsense_gateways_status	Gauge	address, name	Gateways	Status of the gateway by name and address (1 = up, 0 = down, 2 = unknown)	n/a
opnsense_gateways_loss_percentage	Gauge	address, name	Gateways	The current gateway loss percentage by name and address	n/a
opnsense_gateways_rtt_milliseconds	Gauge	address, name	Gateways	RTT is the average (mean) of the round trip time in milliseconds by name and address	n/a
opnsense_gateways_rttd_milliseconds	Gauge	address, name	Gateways	RTTd is the standard deviation of the round trip time in milliseconds by name and address	n/a

Protocol Statistics

Metric Name	Type	Labels	Subsystem	Description	Disable Flag
opnsense_protocol_tcp_sent_packets_total	Counter	n/a	Protocol Statistics	Total Number of sent TCP packets	n/a
opnsense_protocol_tcp_received_packets_total	Counter	n/a	Protocol Statistics	Total Number of received TCP packets	n/a
opnsense_protocol_tcp_connection_count_by_state	Gauge	state	Protocol Statistics	Number of TCP connections by state	n/a
opnsense_protocol_udp_delivered_packets_total	Counter	n/a	Protocol Statistics	Total Number of delivered UDP packets	n/a
opnsense_protocol_udp_output_packets_total	Counter	n/a	Protocol Statistics	Total Number of output UDP packets	n/a
opnsense_protocol_udp_received_datagrams_total	Counter	n/a	Protocol Statistics	Total Number of received UDP Datagrams	n/a
opnsense_protocol_udp_dropped_by_reason_total	CounterVector	reason	Protocol Statistics	Total Number of dropped UDP packets by reason	n/a
opnsense_protocol_icmp_calls_total	Counter	n/a	Protocol Statistics	Total Number of ICMP calls	n/a
opnsense_protocol_icmp_sent_packets_total	Counter	n/a	Protocol Statistics	Total Number of sent ICMP packets	n/a
opnsense_protocol_icmp_dropped_by_reason_total	CounterVector	reason	Protocol Statistics	Total Number of dropped ICMP packets by reason	n/a

Unbound DNS

Metric Name	Type	Labels	Subsystem	Description	Disable Flag
opnsense_unbound_dns_uptime_seconds	Gauge	n/a	Unbound	Uptime of the unbound DNS service in seconds	--exporter.disable-unbound

Wireguard

Metric Name	Type	Labels	Subsystem	Description	Disable Flag
opnsense_wireguard_interfaces_status	Gauge	name, description, public_key	Wireguard	Wireguard interfaces status by name, description and public key (1 = up, 0 = down)	--exporter.disable-wireguard
opnsense_wireguard_peer_received_bytes_total	Counter	device, device_type, device_name, peer_name	Wireguard	Bytes received by this wireguard peer	--exporter.disable-wireguard
opnsense_wireguard_peer_transmitted_bytes_total	Counter	device, device_type, device_name, peer_name	Wireguard	Bytes transmitted by this wireguard peer	--exporter.disable-wireguard
opnsense_wireguard_peer_last_handshake_seconds	Gauge	device, device_type, device_name, peer_name	Wireguard	Last handshake time in seconds by this wireguard peer	--exporter.disable-wireguard

OpenVPN

Metric Name	Type	Labels	Subsystem	Description	Disable Flag
opnsense_openvpn_instances	Gauge	description, device_type, role, uuid	OpenVPN	OpenVPN instances (1 = enabled, 0 = disabled) by role (server, client)	--exporter.disable-openvpn