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Add stats for ARP

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Fixes #4963

Startblock:
  has LGTM from sbalana
  and then
  add reviewer ghanan
PiperOrigin-RevId: 351886320
This commit is contained in:
Arthur Sfez
2021-01-14 15:16:24 -08:00
committed by gVisor bot
parent dbe4176565
commit 833516c139
4 changed files with 334 additions and 42 deletions
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pkg/sentry/socket/netstack/netstack.go
+15
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@@ -186,6 +186,21 @@ var Metrics = tcpip.Stats{
IPTablesInputDropped: mustCreateMetric("/netstack/ip/iptables/input_dropped", "Total number of IP packets dropped in the Input chain."),
IPTablesOutputDropped: mustCreateMetric("/netstack/ip/iptables/output_dropped", "Total number of IP packets dropped in the Output chain."),
},
ARP: tcpip.ARPStats{
PacketsReceived: mustCreateMetric("/netstack/arp/packets_received", "Number of ARP packets received from the link layer."),
DisabledPacketsReceived: mustCreateMetric("/netstack/arp/disabled_packets_received", "Number of ARP packets received from the link layer when the ARP layer is disabled."),
MalformedPacketsReceived: mustCreateMetric("/netstack/arp/malformed_packets_received", "Number of ARP packets which failed ARP header validation checks."),
RequestsReceived: mustCreateMetric("/netstack/arp/requests_received", "Number of ARP requests received."),
RequestsReceivedUnknownTargetAddress: mustCreateMetric("/netstack/arp/requests_received_unknown_addr", "Number of ARP requests received with an unknown target address."),
OutgoingRequestInterfaceHasNoLocalAddressErrors: mustCreateMetric("/netstack/arp/outgoing_requests_iface_has_no_addr", "Number of failed attempts to send an ARP request with an interface that has no network address."),
OutgoingRequestBadLocalAddressErrors: mustCreateMetric("/netstack/arp/outgoing_requests_invalid_local_addr", "Number of failed attempts to send an ARP request with a provided local address that is invalid."),
OutgoingRequestNetworkUnreachableErrors: mustCreateMetric("/netstack/arp/outgoing_requests_network_unreachable", "Number of failed attempts to send an ARP request with a network unreachable error."),
OutgoingRequestsDropped: mustCreateMetric("/netstack/arp/outgoing_requests_dropped", "Number of ARP requests which failed to write to a link-layer endpoint."),
OutgoingRequestsSent: mustCreateMetric("/netstack/arp/outgoing_requests_sent", "Number of ARP requests sent."),
RepliesReceived: mustCreateMetric("/netstack/arp/replies_received", "Number of ARP replies received."),
OutgoingRepliesDropped: mustCreateMetric("/netstack/arp/outgoing_replies_dropped", "Number of ARP replies which failed to write to a link-layer endpoint."),
OutgoingRepliesSent: mustCreateMetric("/netstack/arp/outgoing_replies_sent", "Number of ARP replies sent."),
},
TCP: tcpip.TCPStats{
ActiveConnectionOpenings: mustCreateMetric("/netstack/tcp/active_connection_openings", "Number of connections opened successfully via Connect."),
PassiveConnectionOpenings: mustCreateMetric("/netstack/tcp/passive_connection_openings", "Number of connections opened successfully via Listen."),