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libvirt_exporter.go
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// Copyright 2017 Kumina, https://kumina.nl/
// 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.
// Project forked from https://github.com/kumina/libvirt_exporter
// And then forked from https://github.com/rumanzo/libvirt_exporter_improved
package main
import (
"encoding/xml"
"github.com/AlexZzz/libvirt-exporter/libvirtSchema"
"github.com/libvirt/libvirt-go"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promhttp"
"gopkg.in/alecthomas/kingpin.v2"
"log"
"net/http"
"os"
"regexp"
)
var (
libvirtUpDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "", "up"),
"Whether scraping libvirt's metrics was successful.",
nil,
nil)
libvirtDomainInfoMetaDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_info", "meta"),
"Domain metadata",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainInfoMaxMemBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_info", "maximum_memory_bytes"),
"Maximum allowed memory of the domain, in bytes.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainInfoMemoryUsageBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_info", "memory_usage_bytes"),
"Memory usage of the domain, in bytes.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainInfoNrVirtCPUDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_info", "virtual_cpus"),
"Number of virtual CPUs for the domain.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainInfoCPUTimeDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_info", "cpu_time_seconds_total"),
"Amount of CPU time used by the domain, in seconds.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainInfoVirDomainState = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_info", "vstate"),
"Virtual domain state. 0: no state, 1: the domain is running, 2: the domain is blocked on resource,"+
" 3: the domain is paused by user, 4: the domain is being shut down, 5: the domain is shut off,"+
"6: the domain is crashed, 7: the domain is suspended by guest power management",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainMetaBlockDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_block", "meta"),
"Block device metadata info. Device name, source file, serial.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_file", "serial", "bus", "disk_type", "driver_type", "cache", "discard"},
nil)
libvirtDomainBlockRdBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_block_stats", "read_bytes_total"),
"Number of bytes read from a block device, in bytes.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_file", "serial", "bus", "disk_type", "driver_type", "cache", "discard"},
nil)
libvirtDomainBlockRdReqDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_block_stats", "read_requests_total"),
"Number of read requests from a block device.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_file", "serial", "bus", "disk_type", "driver_type", "cache", "discard"},
nil)
libvirtDomainBlockRdTotalTimeSecondsDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_block_stats", "read_time_seconds_total"),
"Total time spent on reads from a block device, in seconds.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_file", "serial", "bus", "disk_type", "driver_type", "cache", "discard"},
nil)
libvirtDomainBlockWrBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_block_stats", "write_bytes_total"),
"Number of bytes written to a block device, in bytes.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_file", "serial", "bus", "disk_type", "driver_type", "cache", "discard"},
nil)
libvirtDomainBlockWrReqDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_block_stats", "write_requests_total"),
"Number of write requests to a block device.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_file", "serial", "bus", "disk_type", "driver_type", "cache", "discard"},
nil)
libvirtDomainBlockWrTotalTimesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_block_stats", "write_time_seconds_total"),
"Total time spent on writes on a block device, in seconds",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_file", "serial", "bus", "disk_type", "driver_type", "cache", "discard"},
nil)
libvirtDomainBlockFlushReqDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_block_stats", "flush_requests_total"),
"Total flush requests from a block device.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_file", "serial", "bus", "disk_type", "driver_type", "cache", "discard"},
nil)
libvirtDomainBlockFlushTotalTimeSecondsDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_block_stats", "flush_time_seconds_total"),
"Total time in seconds spent on cache flushing to a block device",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_file", "serial", "bus", "disk_type", "driver_type", "cache", "discard"},
nil)
libvirtDomainBlockAllocationDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_block_stats", "allocation"),
"Offset of the highest written sector on a block device.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_file", "serial", "bus", "disk_type", "driver_type", "cache", "discard"},
nil)
libvirtDomainBlockCapacityBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_block_stats", "capacity_bytes"),
"Logical size in bytes of the block device backing image.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_file", "serial", "bus", "disk_type", "driver_type", "cache", "discard"},
nil)
libvirtDomainBlockPhysicalSizeBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_block_stats", "physicalsize_bytes"),
"Physical size in bytes of the container of the backing image.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_file", "serial", "bus", "disk_type", "driver_type", "cache", "discard"},
nil)
libvirtDomainMetaInterfacesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_interface", "meta"),
"Interfaces metadata. Source bridge, target device, interface uuid",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_bridge", "virtual_interface"},
nil)
libvirtDomainInterfaceRxBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_interface_stats", "receive_bytes_total"),
"Number of bytes received on a network interface, in bytes.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_bridge", "virtual_interface"},
nil)
libvirtDomainInterfaceRxPacketsDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_interface_stats", "receive_packets_total"),
"Number of packets received on a network interface.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_bridge", "virtual_interface"},
nil)
libvirtDomainInterfaceRxErrsDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_interface_stats", "receive_errors_total"),
"Number of packet receive errors on a network interface.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_bridge", "virtual_interface"},
nil)
libvirtDomainInterfaceRxDropDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_interface_stats", "receive_drops_total"),
"Number of packet receive drops on a network interface.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_bridge", "virtual_interface"},
nil)
libvirtDomainInterfaceTxBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_interface_stats", "transmit_bytes_total"),
"Number of bytes transmitted on a network interface, in bytes.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_bridge", "virtual_interface"},
nil)
libvirtDomainInterfaceTxPacketsDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_interface_stats", "transmit_packets_total"),
"Number of packets transmitted on a network interface.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_bridge", "virtual_interface"},
nil)
libvirtDomainInterfaceTxErrsDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_interface_stats", "transmit_errors_total"),
"Number of packet transmit errors on a network interface.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_bridge", "virtual_interface"},
nil)
libvirtDomainInterfaceTxDropDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_interface_stats", "transmit_drops_total"),
"Number of packet transmit drops on a network interface.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid", "target_device", "source_bridge", "virtual_interface"},
nil)
libvirtDomainMemoryStatMajorFaultTotalDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_memory_stats", "major_fault_total"),
"Page faults occur when a process makes a valid access to virtual memory that is not available. "+
"When servicing the page fault, if disk IO is required, it is considered a major fault.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainMemoryStatMinorFaultTotalDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_memory_stats", "minor_fault_total"),
"Page faults occur when a process makes a valid access to virtual memory that is not available. "+
"When servicing the page not fault, if disk IO is required, it is considered a minor fault.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainMemoryStatUnusedBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_memory_stats", "unused_bytes"),
"The amount of memory left completely unused by the system. Memory that is available but used for "+
"reclaimable caches should NOT be reported as free. This value is expressed in bytes.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainMemoryStatAvailableBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_memory_stats", "available_bytes"),
"The total amount of usable memory as seen by the domain. This value may be less than the amount of "+
"memory assigned to the domain if a balloon driver is in use or if the guest OS does not initialize all "+
"assigned pages. This value is expressed in bytes.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainMemoryStatActualBaloonBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_memory_stats", "actual_balloon_bytes"),
"Current balloon value (in bytes).",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainMemoryStatRssBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_memory_stats", "rss_bytes"),
"Resident Set Size of the process running the domain. This value is in bytes",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainMemoryStatUsableBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_memory_stats", "usable_bytes"),
"How much the balloon can be inflated without pushing the guest system to swap, corresponds "+
"to 'Available' in /proc/meminfo",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainMemoryStatDiskCachesBytesDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_memory_stats", "disk_cache_bytes"),
"The amount of memory, that can be quickly reclaimed without additional I/O (in bytes)."+
"Typically these pages are used for caching files from disk.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
libvirtDomainMemoryStatUsedPercentDesc = prometheus.NewDesc(
prometheus.BuildFQName("libvirt", "domain_memory_stats", "used_percent"),
"The amount of memory in percent, that used by domain.",
[]string{"domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"},
nil)
projectFilter *string
)
// CollectDomain extracts Prometheus metrics from a libvirt domain.
func CollectDomain(ch chan<- prometheus.Metric, stat libvirt.DomainStats) error {
domainName, err := stat.Domain.GetName()
if err != nil {
return err
}
domainUUID, err := stat.Domain.GetUUIDString()
if err != nil {
return err
}
// Decode XML description of domain to get block device names, etc.
xmlDesc, err := stat.Domain.GetXMLDesc(0)
if err != nil {
return err
}
var desc libvirtSchema.Domain
err = xml.Unmarshal([]byte(xmlDesc), &desc)
if err != nil {
return err
}
match, _ := regexp.MatchString(*projectFilter, desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName)
if match {
return nil
}
// Report domain info.
info, err := stat.Domain.GetInfo()
if err != nil {
return err
}
// "domain", "uuid", "instance_name", "flavor", "user_name", "user_uuid", "project_name", "project_uuid", "root_type", "root_uuid"
ch <- prometheus.MustNewConstMetric(
libvirtDomainInfoMetaDesc,
prometheus.GaugeValue,
float64(1),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
ch <- prometheus.MustNewConstMetric(
libvirtDomainInfoMaxMemBytesDesc,
prometheus.GaugeValue,
float64(info.MaxMem)*1024,
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
ch <- prometheus.MustNewConstMetric(
libvirtDomainInfoMemoryUsageBytesDesc,
prometheus.GaugeValue,
float64(info.Memory)*1024,
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
ch <- prometheus.MustNewConstMetric(
libvirtDomainInfoNrVirtCPUDesc,
prometheus.GaugeValue,
float64(info.NrVirtCpu),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
ch <- prometheus.MustNewConstMetric(
libvirtDomainInfoCPUTimeDesc,
prometheus.CounterValue,
float64(info.CpuTime)/1e9,
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
ch <- prometheus.MustNewConstMetric(
libvirtDomainInfoVirDomainState,
prometheus.GaugeValue,
float64(info.State),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
// Report block device statistics.
for _, disk := range stat.Block {
var DiskSource string
var Device *libvirtSchema.Disk
if disk.Name == "hdc" {
continue
}
/* "block.<num>.path" - string describing the source of block device <num>,
if it is a file or block device (omitted for network
sources and drives with no media inserted). For network device (i.e. rbd) take from xml. */
for _, dev := range desc.Devices.Disks {
if dev.Target.Device == disk.Name {
if disk.PathSet {
DiskSource = disk.Path
} else {
DiskSource = dev.Source.Name
}
Device = &dev
break
}
}
// "target_device", "source_file", "serial", "bus", "disk_type", "driver_type", "cache", "discard"
ch <- prometheus.MustNewConstMetric(
libvirtDomainMetaBlockDesc,
prometheus.GaugeValue,
float64(1),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
disk.Name,
DiskSource,
Device.Serial,
Device.Target.Bus,
Device.DiskType,
Device.Driver.Type,
Device.Driver.Cache,
Device.Driver.Discard,
)
// https://libvirt.org/html/libvirt-libvirt-domain.html#virConnectGetAllDomainStats
if disk.RdBytesSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainBlockRdBytesDesc,
prometheus.CounterValue,
float64(disk.RdBytes),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
disk.Name,
DiskSource,
Device.Serial,
Device.Target.Bus,
Device.DiskType,
Device.Driver.Type,
Device.Driver.Cache,
Device.Driver.Discard)
}
if disk.RdReqsSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainBlockRdReqDesc,
prometheus.CounterValue,
float64(disk.RdReqs),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
disk.Name,
DiskSource,
Device.Serial,
Device.Target.Bus,
Device.DiskType,
Device.Driver.Type,
Device.Driver.Cache,
Device.Driver.Discard)
}
if disk.RdTimesSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainBlockRdTotalTimeSecondsDesc,
prometheus.CounterValue,
float64(disk.RdTimes)/1e9,
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
disk.Name,
DiskSource,
Device.Serial,
Device.Target.Bus,
Device.DiskType,
Device.Driver.Type,
Device.Driver.Cache,
Device.Driver.Discard)
}
if disk.WrBytesSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainBlockWrBytesDesc,
prometheus.CounterValue,
float64(disk.WrBytes),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
disk.Name,
DiskSource,
Device.Serial,
Device.Target.Bus,
Device.DiskType,
Device.Driver.Type,
Device.Driver.Cache,
Device.Driver.Discard)
}
if disk.WrReqsSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainBlockWrReqDesc,
prometheus.CounterValue,
float64(disk.WrReqs),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
disk.Name,
DiskSource,
Device.Serial,
Device.Target.Bus,
Device.DiskType,
Device.Driver.Type,
Device.Driver.Cache,
Device.Driver.Discard)
}
if disk.WrTimesSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainBlockWrTotalTimesDesc,
prometheus.CounterValue,
float64(disk.WrTimes)/1e9,
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
disk.Name,
DiskSource,
Device.Serial,
Device.Target.Bus,
Device.DiskType,
Device.Driver.Type,
Device.Driver.Cache,
Device.Driver.Discard)
}
if disk.FlReqsSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainBlockFlushReqDesc,
prometheus.CounterValue,
float64(disk.FlReqs),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
disk.Name,
DiskSource,
Device.Serial,
Device.Target.Bus,
Device.DiskType,
Device.Driver.Type,
Device.Driver.Cache,
Device.Driver.Discard)
}
if disk.FlTimesSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainBlockFlushTotalTimeSecondsDesc,
prometheus.CounterValue,
float64(disk.FlTimes)/1e9,
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
disk.Name,
DiskSource,
Device.Serial,
Device.Target.Bus,
Device.DiskType,
Device.Driver.Type,
Device.Driver.Cache,
Device.Driver.Discard)
}
if disk.AllocationSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainBlockAllocationDesc,
prometheus.GaugeValue,
float64(disk.Allocation),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
disk.Name,
DiskSource,
Device.Serial,
Device.Target.Bus,
Device.DiskType,
Device.Driver.Type,
Device.Driver.Cache,
Device.Driver.Discard)
}
if disk.CapacitySet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainBlockCapacityBytesDesc,
prometheus.GaugeValue,
float64(disk.Capacity),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
disk.Name,
DiskSource,
Device.Serial,
Device.Target.Bus,
Device.DiskType,
Device.Driver.Type,
Device.Driver.Cache,
Device.Driver.Discard)
}
if disk.PhysicalSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainBlockPhysicalSizeBytesDesc,
prometheus.GaugeValue,
float64(disk.Physical),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
disk.Name,
DiskSource,
Device.Serial,
Device.Target.Bus,
Device.DiskType,
Device.Driver.Type,
Device.Driver.Cache,
Device.Driver.Discard)
}
}
// Report network interface statistics.
for _, iface := range stat.Net {
var SourceBridge string
var VirtualInterface string
// Additional info for ovs network
for _, net := range desc.Devices.Interfaces {
if net.Target.Device == iface.Name {
SourceBridge = net.Source.Bridge
VirtualInterface = net.Virtualport.Parameters.InterfaceID
break
}
}
// "target_device", "source_bridge", "virtual_interface"
ch <- prometheus.MustNewConstMetric(
libvirtDomainMetaInterfacesDesc,
prometheus.GaugeValue,
float64(1),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
iface.Name,
SourceBridge,
VirtualInterface)
if iface.RxBytesSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainInterfaceRxBytesDesc,
prometheus.CounterValue,
float64(iface.RxBytes),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
iface.Name,
SourceBridge,
VirtualInterface)
}
if iface.RxPktsSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainInterfaceRxPacketsDesc,
prometheus.CounterValue,
float64(iface.RxPkts),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
iface.Name,
SourceBridge,
VirtualInterface)
}
if iface.RxErrsSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainInterfaceRxErrsDesc,
prometheus.CounterValue,
float64(iface.RxErrs),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
iface.Name,
SourceBridge,
VirtualInterface)
}
if iface.RxDropSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainInterfaceRxDropDesc,
prometheus.CounterValue,
float64(iface.RxDrop),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
iface.Name,
SourceBridge,
VirtualInterface)
}
if iface.TxBytesSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainInterfaceTxBytesDesc,
prometheus.CounterValue,
float64(iface.TxBytes),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
iface.Name,
SourceBridge,
VirtualInterface)
}
if iface.TxPktsSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainInterfaceTxPacketsDesc,
prometheus.CounterValue,
float64(iface.TxPkts),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
iface.Name,
SourceBridge,
VirtualInterface)
}
if iface.TxErrsSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainInterfaceTxErrsDesc,
prometheus.CounterValue,
float64(iface.TxErrs),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
iface.Name,
SourceBridge,
VirtualInterface)
}
if iface.TxDropSet {
ch <- prometheus.MustNewConstMetric(
libvirtDomainInterfaceTxDropDesc,
prometheus.CounterValue,
float64(iface.TxDrop),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID,
iface.Name,
SourceBridge,
VirtualInterface)
}
}
// Collect Memory Stats
memorystat, err := stat.Domain.MemoryStats(11, 0)
var MemoryStats libvirtSchema.VirDomainMemoryStats
var usedPercent float64
if err == nil {
MemoryStats = memoryStatCollect(&memorystat)
if MemoryStats.Usable != 0 && MemoryStats.Available != 0 {
usedPercent = (float64(MemoryStats.Available) - float64(MemoryStats.Usable)) / (float64(MemoryStats.Available) / float64(100))
}
}
ch <- prometheus.MustNewConstMetric(
libvirtDomainMemoryStatMajorFaultTotalDesc,
prometheus.CounterValue,
float64(MemoryStats.MajorFault),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
ch <- prometheus.MustNewConstMetric(
libvirtDomainMemoryStatMinorFaultTotalDesc,
prometheus.CounterValue,
float64(MemoryStats.MinorFault),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
ch <- prometheus.MustNewConstMetric(
libvirtDomainMemoryStatUnusedBytesDesc,
prometheus.GaugeValue,
float64(MemoryStats.Unused)*1024,
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
ch <- prometheus.MustNewConstMetric(
libvirtDomainMemoryStatAvailableBytesDesc,
prometheus.GaugeValue,
float64(MemoryStats.Available)*1024,
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
ch <- prometheus.MustNewConstMetric(
libvirtDomainMemoryStatActualBaloonBytesDesc,
prometheus.GaugeValue,
float64(MemoryStats.ActualBalloon)*1024,
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
ch <- prometheus.MustNewConstMetric(
libvirtDomainMemoryStatRssBytesDesc,
prometheus.GaugeValue,
float64(MemoryStats.Rss)*1024,
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
ch <- prometheus.MustNewConstMetric(
libvirtDomainMemoryStatUsableBytesDesc,
prometheus.GaugeValue,
float64(MemoryStats.Usable)*1024,
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
ch <- prometheus.MustNewConstMetric(
libvirtDomainMemoryStatDiskCachesBytesDesc,
prometheus.GaugeValue,
float64(MemoryStats.DiskCaches)*1024,
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
ch <- prometheus.MustNewConstMetric(
libvirtDomainMemoryStatUsedPercentDesc,
prometheus.GaugeValue,
float64(usedPercent),
domainName,
domainUUID,
desc.Metadata.NovaInstance.NovaName,
desc.Metadata.NovaInstance.NovaFlavor.FlavorName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserName,
desc.Metadata.NovaInstance.NovaOwner.NovaUser.UserUUID,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectName,
desc.Metadata.NovaInstance.NovaOwner.NovaProject.ProjectUUID,
desc.Metadata.NovaInstance.NovaRoot.RootType,
desc.Metadata.NovaInstance.NovaRoot.RootUUID)
return nil
}
// CollectFromLibvirt obtains Prometheus metrics from all domains in a
// libvirt setup.
func CollectFromLibvirt(ch chan<- prometheus.Metric, uri string) error {
conn, err := libvirt.NewConnectReadOnly(uri)
if err != nil {
return err
}
defer conn.Close()