// Put is useful for capturing "events" that have a gauge value. Subsequent
// calls between the sending interval will overwrite previous calls.
func Put(metric string, ts opentsdb.TagSet, v interface{}) error {
if err := check(metric, &ts); err != nil {
return err
}
tss := metric + ts.String()
mlock.Lock()
puts[tss] = &putMetric{metric, ts.Copy(), v}
mlock.Unlock()
return nil
}
// Set registers a callback for the given metric and tags, calling f immediately
// before queueing data for send.
func Set(metric string, ts opentsdb.TagSet, f func() interface{}) error {
if err := check(metric, &ts); err != nil {
return err
}
tss := metric + ts.String()
mlock.Lock()
sets[tss] = &setMetric{metric, ts.Copy(), f}
mlock.Unlock()
return nil
}
// GetLast returns the value of the most recent data point for the given metric
// and tag. tags should be of the form "{key=val,key2=val2}". If diff is true,
// the value is treated as a counter. err is non nil if there is no match.
func (s *Search) GetLast(metric string, tags opentsdb.TagSet, diff bool) (v float64, err error) {
s.RLock()
defer s.RUnlock()
if mmap := s.last[metric]; mmap != nil {
if p := mmap[tags.String()]; p != nil {
if diff {
return p.DiffFromPrev, nil
}
return p.LastVal, nil
}
}
return 0, nil
}
// Add takes a metric and increments a counter for that metric. The metric name
// is appended to the basename specified in the Init function.
func Add(metric string, ts opentsdb.TagSet, inc int64) error {
if err := check(metric, &ts); err != nil {
return err
}
tss := metric + ts.String()
mlock.Lock()
if counters[tss] == nil {
counters[tss] = &addMetric{
metric: metric,
ts: ts.Copy(),
}
}
counters[tss].value += inc
mlock.Unlock()
return nil
}
func Sample(metric string, ts opentsdb.TagSet, v float64) error {
if err := check(metric, &ts); err != nil {
return err
}
tss := metric + ts.String()
mlock.Lock()
if aggs[tss] == nil {
aggs[tss] = &agMetric{
metric: metric,
ts: ts.Copy(),
}
}
aggs[tss].values = append(aggs[tss].values, v)
mlock.Unlock()
return nil
}
func TestTagMetadata_RoundTrip(t *testing.T) {
host := randString(4)
tagset := opentsdb.TagSet{"host": host, "iface": "foo", "iname": "bar", "direction": "in"}
if err := testData.Metadata().PutTagMetadata(tagset, "alias", "foo", time.Now()); err != nil {
t.Fatal(err)
}
metas, err := testData.Metadata().GetTagMetadata(tagset, "alias")
if err != nil {
t.Fatal(err)
}
if len(metas) != 1 {
t.Fatal("expected 1 metadata result")
}
m := metas[0]
if m.Name != "alias" {
t.Fatalf("name %s != alias", m.Name)
}
if !m.Tags.Equal(tagset) {
t.Fatalf("tagset %s != %s", m.Tags.String(), tagset.String())
}
}
func (s *Schedule) Host(filter string) (map[string]*HostData, error) {
timeFilterAge := time.Hour * 2 * 24
hosts := make(map[string]*HostData)
allHosts, err := s.Search.TagValuesByTagKey("host", timeFilterAge)
if err != nil {
return nil, err
}
for _, h := range allHosts {
hosts[h] = newHostData()
}
states := s.GetOpenStates()
silences := s.Silenced()
// These are all fetched by metric since that is how we store it in redis,
// so this makes for the fastest response
tagsByKey := func(metric, hostKey string) (map[string][]opentsdb.TagSet, error) {
byKey := make(map[string][]opentsdb.TagSet)
tags, err := s.Search.FilteredTagSets(metric, nil)
if err != nil {
return byKey, err
}
for _, ts := range tags {
if host, ok := ts[hostKey]; ok {
// Make sure the host exists based on our time filter
if _, ok := hosts[host]; ok {
byKey[host] = append(byKey[host], ts)
}
}
}
return byKey, nil
}
oldTimestamp := time.Now().Add(-timeFilterAge).Unix()
oldOrErr := func(ts int64, err error) bool {
if ts < oldTimestamp || err != nil {
return true
}
return false
}
osNetBytesTags, err := tagsByKey("os.net.bytes", "host")
if err != nil {
return nil, err
}
osNetVirtualBytesTags, err := tagsByKey("os.net.virtual.bytes", "host")
if err != nil {
return nil, err
}
osNetBondBytesTags, err := tagsByKey("os.net.bond.bytes", "host")
if err != nil {
return nil, err
}
osNetTunnelBytesTags, err := tagsByKey("os.net.tunnel.bytes", "host")
if err != nil {
return nil, err
}
osNetOtherBytesTags, err := tagsByKey("os.net.other.bytes", "host")
if err != nil {
return nil, err
}
osNetIfSpeedTags, err := tagsByKey("os.net.ifspeed", "host")
if err != nil {
return nil, err
}
osNetVirtualIfSpeedTags, err := tagsByKey("os.net.virtual.ifspeed", "host")
if err != nil {
return nil, err
}
osNetBondIfSpeedTags, err := tagsByKey("os.net.bond.ifspeed", "host")
if err != nil {
return nil, err
}
osNetTunnelIfSpeedTags, err := tagsByKey("os.net.tunnel.ifspeed", "host")
if err != nil {
return nil, err
}
osNetOtherIfSpeedTags, err := tagsByKey("os.net.other.ifspeed", "host")
if err != nil {
return nil, err
}
hwChassisTags, err := tagsByKey("hw.chassis", "host")
if err != nil {
return nil, err
}
hwPhysicalDiskTags, err := tagsByKey("hw.storage.pdisk", "host")
if err != nil {
return nil, err
}
hwVirtualDiskTags, err := tagsByKey("hw.storage.vdisk", "host")
if err != nil {
return nil, err
}
hwControllersTags, err := tagsByKey("hw.storage.controller", "host")
if err != nil {
return nil, err
}
hwBatteriesTags, err := tagsByKey("hw.storage.battery", "host")
if err != nil {
return nil, err
}
hwPowerSuppliesTags, err := tagsByKey("hw.ps", "host")
if err != nil {
return nil, err
}
hwTempsTags, err := tagsByKey("hw.chassis.temps.reading", "host")
if err != nil {
return nil, err
}
hwBoardPowerTags, err := tagsByKey("hw.chassis.power.reading", "host")
if err != nil {
return nil, err
}
diskTags, err := tagsByKey("os.disk.fs.space_total", "host")
if err != nil {
return nil, err
}
serviceTags, err := tagsByKey("os.service.running", "host")
if err != nil {
return nil, err
}
// Will assume the same tagsets exist .mem_real, .mem_virtual and possibly .count
processTags, err := tagsByKey("os.proc.cpu", "host")
if err != nil {
return nil, err
}
// Will make the assumption that the metric bosun.ping.timeout, resolved, and rtt
// all share the same tagset
icmpTimeOutTags, err := tagsByKey("bosun.ping.timeout", "dst_host")
if err != nil {
return nil, err
}
for name, host := range hosts {
host.Name = name
hostTagSet := opentsdb.TagSet{"host": host.Name}
hostMetadata, err := s.GetMetadata("", hostTagSet)
if err != nil {
slog.Error(err)
}
processHostIncidents(host, states, silences)
for _, ts := range icmpTimeOutTags[host.Name] {
// The host tag represents the polling source for these set of metrics
source, ok := ts["host"]
if !ok {
slog.Errorf("couldn't find source tag for icmp data for host %s", host.Name)
}
// 1 Means it timed out
timeout, timestamp, err := s.Search.GetLast("bosun.ping.timeout", ts.String(), false)
if oldOrErr(timestamp, err) {
continue
}
rtt, rttTimestamp, _ := s.Search.GetLast("bosun.ping.rtt", ts.String(), false)
// 1 means dns resolution was successful
dnsLookup, dnsTimestamp, dnsErr := s.Search.GetLast("bosun.ping.resolved", ts.String(), false)
host.ICMPData[source] = &ICMPData{
TimedOut: timeout == 1 && err == nil,
TimedOutLastUpdated: timestamp,
DNSResolved: dnsLookup == 1 && dnsErr == nil,
DNSResolvedLastUpdated: dnsTimestamp,
RTTMS: rtt,
RTTLastUpdated: rttTimestamp,
}
}
for _, ts := range serviceTags[host.Name] {
name, ok := ts["name"]
if !ok {
slog.Errorf("couldn't find service name tag %s for host %s", name, host.Name)
continue
}
fstatus, timestamp, err := s.Search.GetLast("os.service.running", ts.String(), false)
running := false
if fstatus != 0 {
running = true
}
if !oldOrErr(timestamp, err) {
host.Services[name] = &ServiceStatus{
Running: running,
RunningLastUpdated: timestamp,
}
}
}
for _, ts := range processTags[host.Name] {
name, ok := ts["name"]
if !ok {
slog.Errorf("couldn't find process name tag %s for host %s", name, host.Name)
continue
}
p := &Process{}
p.CPUPercentUsed, p.CPUPercentLastUpdated, err = s.Search.GetLast("os.proc.cpu", ts.String(), true)
if oldOrErr(p.CPUPercentLastUpdated, err) {
continue
}
p.UsedRealBytes, p.UsedRealBytesLastUpdated, _ = s.Search.GetLastInt64("os.proc.mem.real", ts.String(), false)
p.UsedVirtualBytes, p.UsedVirtualBytesLastUpdated, _ = s.Search.GetLastInt64("os.proc.mem.virtual", ts.String(), false)
p.Count, p.CountLastUpdated, _ = s.Search.GetLastInt64("os.proc.count", ts.String(), false)
host.Processes[name] = p
}
// Process Hardware Chassis States
for _, ts := range hwChassisTags[host.Name] {
component, ok := ts["component"]
if !ok {
return nil, fmt.Errorf("couldn't find component tag for host %s", host.Name)
}
fstatus, timestamp, err := s.Search.GetLast("hw.chassis", ts.String(), false)
if !oldOrErr(timestamp, err) {
host.Hardware.ChassisComponents[component] = &ChassisComponent{
Status: statusString(int64(fstatus), 0, "Ok", "Bad"),
StatusLastUpdated: timestamp,
}
}
}
for _, ts := range hwTempsTags[host.Name] {
name, ok := ts["name"]
if !ok {
slog.Errorf("couldn't find name tag %s for host %s", name, host.Name)
}
t := &Temp{}
var tStatus float64
tStatus, t.StatusLastUpdated, err = s.Search.GetLast("hw.chassis.temps", ts.String(), false)
t.Celsius, t.CelsiusLastUpdated, _ = s.Search.GetLast("hw.chassis.temps.reading", ts.String(), false)
if oldOrErr(t.StatusLastUpdated, err) {
continue
}
t.Status = statusString(int64(tStatus), 0, "Ok", "Bad")
host.Hardware.Temps[name] = t
}
for _, ts := range hwPowerSuppliesTags[host.Name] {
id, ok := ts["id"]
if !ok {
return nil, fmt.Errorf("couldn't find power supply tag for host %s", host.Name)
}
idPlus, err := strconv.Atoi(id)
if err != nil {
slog.Errorf("couldn't conver it do integer for power supply id %s", id)
}
idPlus++
ps := &PowerSupply{}
fstatus, timestamp, err := s.Search.GetLast("hw.ps", ts.String(), false)
ps.Amps, ps.AmpsLastUpdated, _ = s.Search.GetLast("hw.chassis.current.reading", opentsdb.TagSet{"host": host.Name, "id": fmt.Sprintf("PS%v", idPlus)}.String(), false)
ps.Volts, ps.VoltsLastUpdated, _ = s.Search.GetLast("hw.chassis.volts.reading", opentsdb.TagSet{"host": host.Name, "name": fmt.Sprintf("PS%v_Voltage_%v", idPlus, idPlus)}.String(), false)
if oldOrErr(timestamp, err) {
continue
}
ps.Status = statusString(int64(fstatus), 0, "Ok", "Bad")
host.Hardware.PowerSupplies[id] = ps
for _, m := range hostMetadata {
if m.Name != "psMeta" || m.Time.Before(time.Now().Add(-timeFilterAge)) || !m.Tags.Equal(ts) {
continue
}
if val, ok := m.Value.(string); ok {
err = json.Unmarshal([]byte(val), &ps)
if err != nil {
slog.Errorf("error unmarshalling power supply meta for host %s, while generating host api: %s", host.Name, err)
} else {
host.Hardware.PowerSupplies[id] = ps
}
}
}
}
for _, ts := range hwBatteriesTags[host.Name] {
id, ok := ts["id"]
if !ok {
slog.Errorf("couldn't find battery id tag %s for host %s", id, host.Name)
continue
}
fstatus, timestamp, err := s.Search.GetLast("hw.storage.battery", ts.String(), false)
if !oldOrErr(timestamp, err) {
host.Hardware.Storage.Batteries[id] = &Battery{
Status: statusString(int64(fstatus), 0, "Ok", "Bad"),
StatusLastUpdated: timestamp,
}
}
}
for _, ts := range hwBoardPowerTags[host.Name] {
fstatus, timestamp, err := s.Search.GetLast("hw.chassis.power.reading", ts.String(), false)
if !oldOrErr(timestamp, err) {
host.Hardware.BoardPowerReading = &BoardPowerReading{
Watts: int64(fstatus),
WattsLastUpdated: timestamp,
}
}
}
for _, ts := range hwPhysicalDiskTags[host.Name] {
id, ok := ts["id"]
if !ok {
return nil, fmt.Errorf("couldn't find physical disk id tag for host %s", host.Name)
}
pd := &PhysicalDisk{}
fstatus, timestamp, err := s.Search.GetLast("hw.storage.pdisk", ts.String(), false)
if !oldOrErr(timestamp, err) {
pd.Status = statusString(int64(fstatus), 0, "Ok", "Bad")
pd.StatusLastUpdated = timestamp
host.Hardware.Storage.PhysicalDisks[id] = pd
}
for _, m := range hostMetadata {
if m.Name != "physicalDiskMeta" || m.Time.Before(time.Now().Add(-timeFilterAge)) || !m.Tags.Equal(ts) {
continue
}
if val, ok := m.Value.(string); ok {
err = json.Unmarshal([]byte(val), &pd)
if err != nil {
slog.Errorf("error unmarshalling addresses for host %s, interface %s while generating host api: %s", host.Name, m.Tags["iface"], err)
} else {
host.Hardware.Storage.PhysicalDisks[id] = pd
}
}
}
}
for _, ts := range hwVirtualDiskTags[host.Name] {
id, ok := ts["id"]
if !ok {
return nil, fmt.Errorf("couldn't find virtual disk id tag for host %s", host.Name)
}
fstatus, timestamp, err := s.Search.GetLast("hw.storage.vdisk", ts.String(), false)
if !oldOrErr(timestamp, err) {
host.Hardware.Storage.VirtualDisks[id] = &VirtualDisk{
Status: statusString(int64(fstatus), 0, "Ok", "Bad"),
StatusLastUpdated: timestamp,
}
}
}
for _, ts := range hwControllersTags[host.Name] {
id, ok := ts["id"]
if !ok {
return nil, fmt.Errorf("couldn't find controller id tag for host %s", host.Name)
}
fstatus, timestamp, err := s.Search.GetLast("hw.storage.controller", ts.String(), false)
c := &Controller{}
if !oldOrErr(timestamp, err) {
c.Status = statusString(int64(fstatus), 0, "Ok", "Bad")
c.StatusLastUpdated = timestamp
host.Hardware.Storage.Controllers[id] = c
}
for _, m := range hostMetadata {
if m.Name != "controllerMeta" || m.Time.Before(time.Now().Add(-timeFilterAge)) || !m.Tags.Equal(ts) {
continue
}
if val, ok := m.Value.(string); ok {
err = json.Unmarshal([]byte(val), &c)
if err != nil {
slog.Errorf("error unmarshalling controller meta for host %s: %s", host.Name, err)
} else {
host.Hardware.Storage.Controllers[id] = c
}
}
}
}
for _, ts := range diskTags[host.Name] {
disk, ok := ts["disk"]
if !ok {
return nil, fmt.Errorf("couldn't find disk tag for host %s", host.Name)
}
d := &Disk{}
d.TotalBytes, d.StatsLastUpdated, err = s.Search.GetLastInt64("os.disk.fs.space_total", ts.String(), false)
d.UsedBytes, _, _ = s.Search.GetLastInt64("os.disk.fs.space_used", ts.String(), false)
if oldOrErr(d.StatsLastUpdated, err) {
continue
}
host.Disks[disk] = d
for _, m := range hostMetadata {
if m.Name != "label" || m.Time.Before(time.Now().Add(-timeFilterAge)) || !m.Tags.Equal(ts) {
continue
}
if label, ok := m.Value.(string); ok {
host.Disks[disk].Label = label
break
}
}
}
// Get CPU, Memory, Uptime
var timestamp int64
var cpu float64
if cpu, timestamp, err = s.Search.GetLast("os.cpu", hostTagSet.String(), true); err != nil {
cpu, timestamp, _ = s.Search.GetLast("cisco.cpu", hostTagSet.String(), false)
}
host.CPU.PercentUsed = cpu
host.CPU.StatsLastUpdated = timestamp
host.Memory.TotalBytes, host.Memory.StatsLastUpdated, _ = s.Search.GetLast("os.mem.total", hostTagSet.String(), false)
host.Memory.UsedBytes, _, _ = s.Search.GetLast("os.mem.used", hostTagSet.String(), false)
host.UptimeSeconds, _, _ = s.Search.GetLastInt64("os.system.uptime", hostTagSet.String(), false)
for _, m := range hostMetadata {
if m.Time.Before(time.Now().Add(-timeFilterAge)) {
continue
}
var iface *HostInterface
if name := m.Tags["iface"]; name != "" {
if host.Interfaces[name] == nil {
h := new(HostInterface)
host.Interfaces[name] = h
}
iface = host.Interfaces[name]
}
if name := m.Tags["iname"]; name != "" && iface != nil {
iface.Name = name
}
switch val := m.Value.(type) {
case string:
switch m.Name {
case "addresses":
if iface != nil {
addresses := []string{}
err = json.Unmarshal([]byte(val), &addresses)
if err != nil {
slog.Errorf("error unmarshalling addresses for host %s, interface %s while generating host api: %s", host.Name, m.Tags["iface"], err)
}
for _, address := range addresses {
iface.IPAddresses = append(iface.IPAddresses, address)
}
}
case "cdpCacheEntries":
if iface != nil {
var cdpCacheEntries CDPCacheEntries
err = json.Unmarshal([]byte(val), &cdpCacheEntries)
if err != nil {
slog.Errorf("error unmarshalling cdpCacheEntries for host %s, interface %s while generating host api: %s", host.Name, m.Tags["iface"], err)
} else {
iface.CDPCacheEntries = cdpCacheEntries
}
}
case "remoteMacs":
if iface != nil {
remoteMacs := []string{}
err = json.Unmarshal([]byte(val), &remoteMacs)
if err != nil {
slog.Errorf("error unmarshalling remoteMacs for host %s, interface %s while generating host api: %s", host.Name, m.Tags["iface"], err)
} else {
iface.RemoteMacs = remoteMacs
}
}
case "description", "alias":
if iface != nil {
iface.Description = val
}
case "dataStores":
dataStores := []string{}
err = json.Unmarshal([]byte(val), &dataStores)
if err != nil {
slog.Errorf("error unmarshalling datastores for host %s while generating host api: %s", host.Name, err)
}
for _, dataStore := range dataStores {
tags := opentsdb.TagSet{"disk": dataStore}.String()
total, totalTs, totalErr := s.Search.GetLastInt64("vsphere.disk.space_total", tags, false)
used, usedTs, usedErr := s.Search.GetLastInt64("vsphere.disk.space_used", tags, false)
if totalErr != nil || usedErr != nil || totalTs < 1 || usedTs < 1 {
continue
}
host.Disks[dataStore] = &Disk{
TotalBytes: total,
UsedBytes: used,
}
}
case "mac":
if iface != nil {
iface.MAC = val
}
case "manufacturer":
host.Manufacturer = val
case "master":
if iface != nil {
iface.Master = val
}
case "memory":
if name := m.Tags["name"]; name != "" {
fstatus, timestamp, err := s.Search.GetLast("hw.chassis.memory", opentsdb.TagSet{"host": host.Name, "name": name}.String(), false)
// Status code uses the severity function in collectors/dell_hw.go. That is a binary
// state that is 0 for non-critical or Ok. Todo would be to update this with more
// complete status codes when HW collector is refactored and we have something to
// clean out addr entries from the tagset metadata db
host.Hardware.Memory[name] = &MemoryModule{
StatusLastUpdated: timestamp,
Size: val,
}
// Only set if we have a value
if err == nil && timestamp > 0 {
host.Hardware.Memory[name].Status = statusString(int64(fstatus), 0, "Ok", "Bad")
}
}
case "hypervisor":
host.VM = &VM{}
host.VM.Host = val
powerstate, timestamp, err := s.Search.GetLast("vsphere.guest.powered_state", opentsdb.TagSet{"guest": host.Name}.String(), false)
if timestamp > 0 && err != nil {
switch int64(powerstate) {
case 0:
host.VM.PowerState = "poweredOn"
case 1:
host.VM.PowerState = "poweredOff"
case 2:
host.VM.PowerState = "suspended"
}
host.VM.PowerStateLastUpdated = timestamp
}
if hostsHost, ok := hosts[val]; ok {
hostsHost.Guests = append(hostsHost.Guests, host.Name)
}
case "model":
host.Model = val
case "name":
if iface != nil {
iface.Name = val
}
case "processor":
if name := m.Tags["name"]; name != "" {
host.CPU.Processors[name] = val
}
case "serialNumber":
host.SerialNumber = val
case "version":
host.OS.Version = val
case "versionCaption", "uname":
host.OS.Caption = val
}
case float64:
switch m.Name {
case "speed":
if iface != nil {
iface.LinkSpeed = int64(val)
}
}
}
}
GetIfaceBits := func(netType string, ifaceId string, iface *HostInterface, host string, tags []opentsdb.TagSet) error {
metric := "os.net." + netType + ".bytes"
if netType == "" {
metric = "os.net.bytes"
}
for _, ts := range tags {
if ts["iface"] != ifaceId {
continue
}
dir, ok := ts["direction"]
if !ok {
continue
}
val, timestamp, _ := s.Search.GetLastInt64(metric, ts.String(), true)
if dir == "in" {
iface.Inbps = val * 8
}
if dir == "out" {
iface.Outbps = val * 8
}
iface.StatsLastUpdated = timestamp
iface.Type = netType
}
return nil
}
GetIfaceSpeed := func(netType string, ifaceId string, iface *HostInterface, host string, tags []opentsdb.TagSet) error {
metric := "os.net." + netType + ".ifspeed"
if netType == "" {
metric = "os.net.ifspeed"
}
for _, ts := range tags {
if ts["iface"] != ifaceId {
continue
}
val, timestamp, err := s.Search.GetLastInt64(metric, ts.String(), false)
if !oldOrErr(timestamp, err) {
iface.LinkSpeed = val
}
}
return nil
}
for ifaceId, iface := range host.Interfaces {
if err := GetIfaceBits("", ifaceId, iface, host.Name, osNetBytesTags[host.Name]); err != nil {
return nil, err
}
if err := GetIfaceBits("virtual", ifaceId, iface, host.Name, osNetVirtualBytesTags[host.Name]); err != nil {
return nil, err
}
if err := GetIfaceBits("bond", ifaceId, iface, host.Name, osNetBondBytesTags[host.Name]); err != nil {
return nil, err
}
if err := GetIfaceBits("tunnel", ifaceId, iface, host.Name, osNetTunnelBytesTags[host.Name]); err != nil {
return nil, err
}
if err := GetIfaceBits("other", ifaceId, iface, host.Name, osNetOtherBytesTags[host.Name]); err != nil {
return nil, err
}
if err := GetIfaceSpeed("", ifaceId, iface, host.Name, osNetIfSpeedTags[host.Name]); err != nil {
return nil, err
}
if err := GetIfaceSpeed("virtual", ifaceId, iface, host.Name, osNetVirtualIfSpeedTags[host.Name]); err != nil {
return nil, err
}
if err := GetIfaceSpeed("bond", ifaceId, iface, host.Name, osNetBondIfSpeedTags[host.Name]); err != nil {
return nil, err
}
if err := GetIfaceSpeed("tunnel", ifaceId, iface, host.Name, osNetTunnelIfSpeedTags[host.Name]); err != nil {
return nil, err
}
if err := GetIfaceSpeed("other", ifaceId, iface, host.Name, osNetOtherIfSpeedTags[host.Name]); err != nil {
return nil, err
}
}
host.Clean()
}
return hosts, nil
}
func NewAlertKey(name string, group opentsdb.TagSet) AlertKey {
return AlertKey(name + group.String())
}
