mirror of
https://github.com/prometheus/node_exporter.git
synced 2024-12-27 06:29:50 -08:00
177 lines
11 KiB
Go
177 lines
11 KiB
Go
// Copyright 2017-2019 The Prometheus Authors
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
//go:build linux && !noinfiniband
|
|
// +build linux,!noinfiniband
|
|
|
|
package collector
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
"os"
|
|
"strconv"
|
|
|
|
"github.com/go-kit/log"
|
|
"github.com/go-kit/log/level"
|
|
"github.com/prometheus/client_golang/prometheus"
|
|
"github.com/prometheus/procfs/sysfs"
|
|
)
|
|
|
|
type infinibandCollector struct {
|
|
fs sysfs.FS
|
|
metricDescs map[string]*prometheus.Desc
|
|
logger log.Logger
|
|
subsystem string
|
|
}
|
|
|
|
func init() {
|
|
registerCollector("infiniband", defaultEnabled, NewInfiniBandCollector)
|
|
}
|
|
|
|
// NewInfiniBandCollector returns a new Collector exposing InfiniBand stats.
|
|
func NewInfiniBandCollector(logger log.Logger) (Collector, error) {
|
|
var i infinibandCollector
|
|
var err error
|
|
|
|
i.fs, err = sysfs.NewFS(*sysPath)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("failed to open sysfs: %w", err)
|
|
}
|
|
i.logger = logger
|
|
|
|
// Detailed description for all metrics.
|
|
descriptions := map[string]string{
|
|
"legacy_multicast_packets_received_total": "Number of multicast packets received",
|
|
"legacy_multicast_packets_transmitted_total": "Number of multicast packets transmitted",
|
|
"legacy_data_received_bytes_total": "Number of data octets received on all links",
|
|
"legacy_packets_received_total": "Number of data packets received on all links",
|
|
"legacy_unicast_packets_received_total": "Number of unicast packets received",
|
|
"legacy_unicast_packets_transmitted_total": "Number of unicast packets transmitted",
|
|
"legacy_data_transmitted_bytes_total": "Number of data octets transmitted on all links",
|
|
"legacy_packets_transmitted_total": "Number of data packets received on all links",
|
|
"excessive_buffer_overrun_errors_total": "Number of times that OverrunErrors consecutive flow control update periods occurred, each having at least one overrun error.",
|
|
"link_downed_total": "Number of times the link failed to recover from an error state and went down",
|
|
"link_error_recovery_total": "Number of times the link successfully recovered from an error state",
|
|
"local_link_integrity_errors_total": "Number of times that the count of local physical errors exceeded the threshold specified by LocalPhyErrors.",
|
|
"multicast_packets_received_total": "Number of multicast packets received (including errors)",
|
|
"multicast_packets_transmitted_total": "Number of multicast packets transmitted (including errors)",
|
|
"physical_state_id": "Physical state of the InfiniBand port (0: no change, 1: sleep, 2: polling, 3: disable, 4: shift, 5: link up, 6: link error recover, 7: phytest)",
|
|
"port_constraint_errors_received_total": "Number of packets received on the switch physical port that are discarded",
|
|
"port_constraint_errors_transmitted_total": "Number of packets not transmitted from the switch physical port",
|
|
"port_data_received_bytes_total": "Number of data octets received on all links",
|
|
"port_data_transmitted_bytes_total": "Number of data octets transmitted on all links",
|
|
"port_discards_received_total": "Number of inbound packets discarded by the port because the port is down or congested",
|
|
"port_discards_transmitted_total": "Number of outbound packets discarded by the port because the port is down or congested",
|
|
"port_errors_received_total": "Number of packets containing an error that were received on this port",
|
|
"port_packets_received_total": "Number of packets received on all VLs by this port (including errors)",
|
|
"port_packets_transmitted_total": "Number of packets transmitted on all VLs from this port (including errors)",
|
|
"port_transmit_wait_total": "Number of ticks during which the port had data to transmit but no data was sent during the entire tick",
|
|
"rate_bytes_per_second": "Maximum signal transfer rate",
|
|
"state_id": "State of the InfiniBand port (0: no change, 1: down, 2: init, 3: armed, 4: active, 5: act defer)",
|
|
"unicast_packets_received_total": "Number of unicast packets received (including errors)",
|
|
"unicast_packets_transmitted_total": "Number of unicast packets transmitted (including errors)",
|
|
"port_receive_remote_physical_errors_total": "Number of packets marked with the EBP (End of Bad Packet) delimiter received on the port.",
|
|
"port_receive_switch_relay_errors_total": "Number of packets that could not be forwarded by the switch.",
|
|
"symbol_error_total": "Number of minor link errors detected on one or more physical lanes.",
|
|
"vl15_dropped_total": "Number of incoming VL15 packets dropped due to resource limitations.",
|
|
}
|
|
|
|
i.metricDescs = make(map[string]*prometheus.Desc)
|
|
i.subsystem = "infiniband"
|
|
|
|
for metricName, description := range descriptions {
|
|
i.metricDescs[metricName] = prometheus.NewDesc(
|
|
prometheus.BuildFQName(namespace, i.subsystem, metricName),
|
|
description,
|
|
[]string{"device", "port"},
|
|
nil,
|
|
)
|
|
}
|
|
|
|
return &i, nil
|
|
}
|
|
|
|
func (c *infinibandCollector) pushMetric(ch chan<- prometheus.Metric, name string, value uint64, deviceName string, port string, valueType prometheus.ValueType) {
|
|
ch <- prometheus.MustNewConstMetric(c.metricDescs[name], valueType, float64(value), deviceName, port)
|
|
}
|
|
|
|
func (c *infinibandCollector) pushCounter(ch chan<- prometheus.Metric, name string, value *uint64, deviceName string, port string) {
|
|
if value != nil {
|
|
c.pushMetric(ch, name, *value, deviceName, port, prometheus.CounterValue)
|
|
}
|
|
}
|
|
|
|
func (c *infinibandCollector) Update(ch chan<- prometheus.Metric) error {
|
|
devices, err := c.fs.InfiniBandClass()
|
|
if err != nil {
|
|
if errors.Is(err, os.ErrNotExist) {
|
|
level.Debug(c.logger).Log("msg", "infiniband statistics not found, skipping")
|
|
return ErrNoData
|
|
}
|
|
return fmt.Errorf("error obtaining InfiniBand class info: %w", err)
|
|
}
|
|
|
|
for _, device := range devices {
|
|
infoDesc := prometheus.NewDesc(
|
|
prometheus.BuildFQName(namespace, c.subsystem, "info"),
|
|
"Non-numeric data from /sys/class/infiniband/<device>, value is always 1.",
|
|
[]string{"device", "board_id", "firmware_version", "hca_type"},
|
|
nil,
|
|
)
|
|
infoValue := 1.0
|
|
ch <- prometheus.MustNewConstMetric(infoDesc, prometheus.GaugeValue, infoValue, device.Name, device.BoardID, device.FirmwareVersion, device.HCAType)
|
|
|
|
for _, port := range device.Ports {
|
|
portStr := strconv.FormatUint(uint64(port.Port), 10)
|
|
|
|
c.pushMetric(ch, "state_id", uint64(port.StateID), port.Name, portStr, prometheus.GaugeValue)
|
|
c.pushMetric(ch, "physical_state_id", uint64(port.PhysStateID), port.Name, portStr, prometheus.GaugeValue)
|
|
c.pushMetric(ch, "rate_bytes_per_second", port.Rate, port.Name, portStr, prometheus.GaugeValue)
|
|
|
|
c.pushCounter(ch, "legacy_multicast_packets_received_total", port.Counters.LegacyPortMulticastRcvPackets, port.Name, portStr)
|
|
c.pushCounter(ch, "legacy_multicast_packets_transmitted_total", port.Counters.LegacyPortMulticastXmitPackets, port.Name, portStr)
|
|
c.pushCounter(ch, "legacy_data_received_bytes_total", port.Counters.LegacyPortRcvData64, port.Name, portStr)
|
|
c.pushCounter(ch, "legacy_packets_received_total", port.Counters.LegacyPortRcvPackets64, port.Name, portStr)
|
|
c.pushCounter(ch, "legacy_unicast_packets_received_total", port.Counters.LegacyPortUnicastRcvPackets, port.Name, portStr)
|
|
c.pushCounter(ch, "legacy_unicast_packets_transmitted_total", port.Counters.LegacyPortUnicastXmitPackets, port.Name, portStr)
|
|
c.pushCounter(ch, "legacy_data_transmitted_bytes_total", port.Counters.LegacyPortXmitData64, port.Name, portStr)
|
|
c.pushCounter(ch, "legacy_packets_transmitted_total", port.Counters.LegacyPortXmitPackets64, port.Name, portStr)
|
|
c.pushCounter(ch, "excessive_buffer_overrun_errors_total", port.Counters.ExcessiveBufferOverrunErrors, port.Name, portStr)
|
|
c.pushCounter(ch, "link_downed_total", port.Counters.LinkDowned, port.Name, portStr)
|
|
c.pushCounter(ch, "link_error_recovery_total", port.Counters.LinkErrorRecovery, port.Name, portStr)
|
|
c.pushCounter(ch, "local_link_integrity_errors_total", port.Counters.LocalLinkIntegrityErrors, port.Name, portStr)
|
|
c.pushCounter(ch, "multicast_packets_received_total", port.Counters.MulticastRcvPackets, port.Name, portStr)
|
|
c.pushCounter(ch, "multicast_packets_transmitted_total", port.Counters.MulticastXmitPackets, port.Name, portStr)
|
|
c.pushCounter(ch, "port_constraint_errors_received_total", port.Counters.PortRcvConstraintErrors, port.Name, portStr)
|
|
c.pushCounter(ch, "port_constraint_errors_transmitted_total", port.Counters.PortXmitConstraintErrors, port.Name, portStr)
|
|
c.pushCounter(ch, "port_data_received_bytes_total", port.Counters.PortRcvData, port.Name, portStr)
|
|
c.pushCounter(ch, "port_data_transmitted_bytes_total", port.Counters.PortXmitData, port.Name, portStr)
|
|
c.pushCounter(ch, "port_discards_received_total", port.Counters.PortRcvDiscards, port.Name, portStr)
|
|
c.pushCounter(ch, "port_discards_transmitted_total", port.Counters.PortXmitDiscards, port.Name, portStr)
|
|
c.pushCounter(ch, "port_errors_received_total", port.Counters.PortRcvErrors, port.Name, portStr)
|
|
c.pushCounter(ch, "port_packets_received_total", port.Counters.PortRcvPackets, port.Name, portStr)
|
|
c.pushCounter(ch, "port_packets_transmitted_total", port.Counters.PortXmitPackets, port.Name, portStr)
|
|
c.pushCounter(ch, "port_transmit_wait_total", port.Counters.PortXmitWait, port.Name, portStr)
|
|
c.pushCounter(ch, "unicast_packets_received_total", port.Counters.UnicastRcvPackets, port.Name, portStr)
|
|
c.pushCounter(ch, "unicast_packets_transmitted_total", port.Counters.UnicastXmitPackets, port.Name, portStr)
|
|
c.pushCounter(ch, "port_receive_remote_physical_errors_total", port.Counters.PortRcvRemotePhysicalErrors, port.Name, portStr)
|
|
c.pushCounter(ch, "port_receive_switch_relay_errors_total", port.Counters.PortRcvSwitchRelayErrors, port.Name, portStr)
|
|
c.pushCounter(ch, "symbol_error_total", port.Counters.SymbolError, port.Name, portStr)
|
|
c.pushCounter(ch, "vl15_dropped_total", port.Counters.VL15Dropped, port.Name, portStr)
|
|
}
|
|
}
|
|
|
|
return nil
|
|
}
|