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authorKevin Krakauer <krakauer@google.com>2021-04-16 16:26:31 -0700
committergVisor bot <gvisor-bot@google.com>2021-04-16 16:28:56 -0700
commit32c18f443f567dac21465b3999d1a18b886891d1 (patch)
tree6be713fc4cb0481d526d212c084b328e0bc671ea /pkg/sentry/socket/netstack/netstack.go
parent6241f89f49820c193213b2d395bb09030409166d (diff)
Enlarge port range and fix integer overflow
Also count failed TCP port allocations PiperOrigin-RevId: 368939619
Diffstat (limited to 'pkg/sentry/socket/netstack/netstack.go')
-rw-r--r--pkg/sentry/socket/netstack/netstack.go1
1 files changed, 1 insertions, 0 deletions
diff --git a/pkg/sentry/socket/netstack/netstack.go b/pkg/sentry/socket/netstack/netstack.go
index ed6572bab..b5ca3a693 100644
--- a/pkg/sentry/socket/netstack/netstack.go
+++ b/pkg/sentry/socket/netstack/netstack.go
@@ -242,6 +242,7 @@ var Metrics = tcpip.Stats{
FastRetransmit: mustCreateMetric("/netstack/tcp/fast_retransmit", "Number of TCP segments which were fast retransmitted."),
Timeouts: mustCreateMetric("/netstack/tcp/timeouts", "Number of times RTO expired."),
ChecksumErrors: mustCreateMetric("/netstack/tcp/checksum_errors", "Number of segments dropped due to bad checksums."),
+ FailedPortReservations: mustCreateMetric("/netstack/tcp/failed_port_reservations", "Number of time TCP failed to reserve a port."),
},
UDP: tcpip.UDPStats{
PacketsReceived: mustCreateMetric("/netstack/udp/packets_received", "Number of UDP datagrams received via HandlePacket."),