watchdog-go #2

Merged
usbharu merged 4 commits from watchdog-go into master 2024-03-13 01:58:54 +00:00
10 changed files with 267 additions and 179 deletions
Showing only changes of commit 6cdcb9e782 - Show all commits

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@ -13,6 +13,6 @@ tasks:
generate:
cmds:
- protoc -I ../unos-proto/src/main/proto --go_out=. ../unos-proto/src/main/proto/watchdog/push_metrics.proto --go_opt=module=$prefix --go-grpc_out=.
- protoc -I ../unos-proto/src/main/proto --go_out=. ../unos-proto/src/main/proto/watchdog/push_metrics.proto --go_opt=module=git.usbharu.dev/usbharu/unos --go-grpc_opt=module=git.usbharu.dev/usbharu/unos --go-grpc_out=.

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@ -10,10 +10,10 @@ require (
)
require (
github.com/go-ole/go-ole v1.2.6 // indirect
github.com/go-ole/go-ole v1.3.0 // indirect
github.com/golang/protobuf v1.5.4 // indirect
github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 // indirect
github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c // indirect
github.com/lufia/plan9stats v0.0.0-20240226150601-1dcf7310316a // indirect
github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 // indirect
github.com/stretchr/testify v1.9.0 // indirect
github.com/tklauser/go-sysconf v0.3.13 // indirect
github.com/tklauser/numcpus v0.7.0 // indirect

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@ -3,6 +3,8 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/go-ole/go-ole v1.2.6 h1:/Fpf6oFPoeFik9ty7siob0G6Ke8QvQEuVcuChpwXzpY=
github.com/go-ole/go-ole v1.2.6/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0=
github.com/go-ole/go-ole v1.3.0 h1:Dt6ye7+vXGIKZ7Xtk4s6/xVdGDQynvom7xCFEdWr6uE=
github.com/go-ole/go-ole v1.3.0/go.mod h1:5LS6F96DhAwUc7C+1HLexzMXY1xGRSryjyPPKW6zv78=
github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
@ -11,10 +13,14 @@ github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 h1:6E+4a0GO5zZEnZ81pIr0yLvtUWk2if982qA3F3QD6H4=
github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0/go.mod h1:zJYVVT2jmtg6P3p1VtQj7WsuWi/y4VnjVBn7F8KPB3I=
github.com/lufia/plan9stats v0.0.0-20240226150601-1dcf7310316a h1:3Bm7EwfUQUvhNeKIkUct/gl9eod1TcXuj8stxvi/GoI=
github.com/lufia/plan9stats v0.0.0-20240226150601-1dcf7310316a/go.mod h1:ilwx/Dta8jXAgpFYFvSWEMwxmbWXyiUHkd5FwyKhb5k=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c h1:ncq/mPwQF4JjgDlrVEn3C11VoGHZN7m8qihwgMEtzYw=
github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c/go.mod h1:OmDBASR4679mdNQnz2pUhc2G8CO2JrUAVFDRBDP/hJE=
github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 h1:o4JXh1EVt9k/+g42oCprj/FisM4qX9L3sZB3upGN2ZU=
github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55/go.mod h1:OmDBASR4679mdNQnz2pUhc2G8CO2JrUAVFDRBDP/hJE=
github.com/shirou/gopsutil/v3 v3.24.2 h1:kcR0erMbLg5/3LcInpw0X/rrPSqq4CDPyI6A6ZRC18Y=
github.com/shirou/gopsutil/v3 v3.24.2/go.mod h1:tSg/594BcA+8UdQU2XcW803GWYgdtauFFPgJCJKZlVk=
github.com/shoenig/go-m1cpu v0.1.6/go.mod h1:1JJMcUBvfNwpq05QDQVAnx3gUHr9IYF7GNg9SUEw2VQ=
@ -39,6 +45,7 @@ golang.org/x/net v0.22.0 h1:9sGLhx7iRIHEiX0oAJ3MRZMUCElJgy7Br1nO+AMN3Tc=
golang.org/x/net v0.22.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20201204225414-ed752295db88/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.11.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=

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@ -1,182 +1,9 @@
package main
import (
"context"
"fmt"
"git.usbharu.dev/usbharu/unos/watchdog-go/git.usbharu.dev/usbharu/unos/watchdog"
"github.com/shirou/gopsutil/v3/mem"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials/insecure"
"google.golang.org/protobuf/types/known/timestamppb"
"gopkg.in/ini.v1"
"log"
"regexp"
"strings"
"time"
"git.usbharu.dev/usbharu/unos/watchdog-go/watchdog"
)
type Config struct {
Url string
ClientName string
ClientDomain string
}
var regex = regexp.MustCompile(`[^a-zA-Z0-9-_]`)
func main() {
fmt.Println("start gRPC Client.")
load, err := ini.Load("config.ini")
if err != nil {
log.Fatal(err)
return
}
config := Config{
Url: load.Section("Parent").Key("url").String(),
ClientName: load.Section("Watch").Key("name").MustString("Watch Dog Go"),
ClientDomain: load.Section("Watch").Key("domain").MustString("watchdog.internal"),
}
dial, err := grpc.Dial(config.Url, grpc.WithTransportCredentials(insecure.NewCredentials()))
if err != nil {
log.Fatal(err)
return
}
metrics := make(chan watchdog.Metric)
client := watchdog.NewPushMetricsServiceClient(dial)
go func() {
for {
for _, metric := range perMinute(config) {
metrics <- metric
}
time.Sleep(1 * time.Minute)
}
}()
go func() {
for {
for _, metric := range perDay(config) {
metrics <- metric
}
time.Sleep(24 * time.Hour)
}
}()
for metric := range metrics {
_, err := client.Push(context.Background(), &metric)
if err != nil {
log.Println(err)
continue
}
}
}
func perMinute(config Config) []watchdog.Metric {
return []watchdog.Metric{
*usedMemory(config),
*usedSwap(config),
}
}
func perDay(config Config) []watchdog.Metric {
return []watchdog.Metric{
*totalMem(config),
*totalSwap(config),
}
}
func usedMemory(config Config) *watchdog.Metric {
memory, err := mem.VirtualMemory()
if err != nil {
log.Println(err)
return nil
}
name := config.ClientName + " Used Memory"
usedMemory := fmt.Sprintf("%g", memory.UsedPercent)
log.Printf("Used Mem: %s%%\n", usedMemory)
return &watchdog.Metric{
Name: name,
ObjectId: toId(name),
Domain: config.ClientDomain,
Status: watchdog.Status_OK,
Value: usedMemory,
Timestamp: timestamppb.Now(),
Message: "",
}
}
func usedSwap(config Config) *watchdog.Metric {
memory, err := mem.VirtualMemory()
if err != nil {
log.Println(err)
return nil
}
name := config.ClientName + " Used Swap"
usedSwap := fmt.Sprintf("%g", memory.UsedPercent)
log.Printf("Used Swap: %s%%\n", usedSwap)
return &watchdog.Metric{
Name: name,
ObjectId: toId(name),
Domain: config.ClientDomain,
Status: watchdog.Status_OK,
Value: usedSwap,
Timestamp: timestamppb.Now(),
Message: "",
}
}
func totalMem(config Config) *watchdog.Metric {
memory, err := mem.VirtualMemory()
if err != nil {
log.Println(err)
return nil
}
name := config.ClientName + " Total Mem"
totalMemory := fmt.Sprintf("%d", memory.Total)
log.Printf("Total Mem: %s%%\n", totalMemory)
return &watchdog.Metric{
Name: name,
ObjectId: toId(name),
Domain: config.ClientDomain,
Status: watchdog.Status_OK,
Value: totalMemory,
Timestamp: timestamppb.Now(),
Message: "",
}
}
func totalSwap(config Config) *watchdog.Metric {
memory, err := mem.SwapMemory()
if err != nil {
log.Println(err)
return nil
}
name := config.ClientName + " Total Swap"
totalMemory := fmt.Sprintf("%d", memory.Total)
log.Printf("Total Swap: %s%%\n", totalMemory)
return &watchdog.Metric{
Name: name,
ObjectId: toId(name),
Domain: config.ClientDomain,
Status: watchdog.Status_OK,
Value: totalMemory,
Timestamp: timestamppb.Now(),
Message: "",
}
}
func toId(value string) string {
return regex.ReplaceAllString(strings.ReplaceAll(value, " ", "-"), "")
watchdog.Run()
}

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@ -0,0 +1,141 @@
package watchdog
import (
"fmt"
"github.com/shirou/gopsutil/v3/mem"
"google.golang.org/protobuf/types/known/timestamppb"
"log"
"time"
)
type UsedMemory struct {
config Config
}
func NewUsedMemory(config Config) MetricsCollector {
return &UsedMemory{
config,
}
}
func (m UsedMemory) Collect() (*Metric, error) {
memory, err := mem.VirtualMemory()
if err != nil {
return nil, err
}
name := m.config.ClientName + " Used Memory"
usedMemory := fmt.Sprintf("%g", memory.UsedPercent)
return &Metric{
Name: name,
ObjectId: toId(name),
Domain: m.config.ClientDomain,
Status: Status_OK,
Value: usedMemory,
Timestamp: timestamppb.Now(),
Message: "",
}, nil
}
func (m UsedMemory) Timer() time.Duration {
return 1 * time.Minute
}
type UsedSwap struct {
config Config
}
func NewUsedSwap(config Config) MetricsCollector {
return &UsedSwap{
config: config,
}
}
func (m UsedSwap) Collect() (*Metric, error) {
memory, err := mem.SwapMemory()
if err != nil {
return nil, err
}
name := m.config.ClientName + " Used Swap"
usedMemory := fmt.Sprintf("%g", memory.UsedPercent)
return &Metric{
Name: name,
ObjectId: toId(name),
Domain: m.config.ClientDomain,
Status: Status_OK,
Value: usedMemory,
Timestamp: timestamppb.Now(),
Message: "",
}, nil
}
func (m UsedSwap) Timer() time.Duration {
return 1 * time.Minute
}
type TotalMemory struct {
config Config
}
func NewTotalMemory(config Config) MetricsCollector {
return &TotalMemory{config: config}
}
func (t TotalMemory) Collect() (*Metric, error) {
memory, err := mem.VirtualMemory()
if err != nil {
log.Println(err)
return nil, nil
}
name := t.config.ClientName + " Total Mem"
totalMemory := fmt.Sprintf("%d", memory.Total)
log.Printf("Total Mem: %s%%\n", totalMemory)
return &Metric{
Name: name,
ObjectId: toId(name),
Domain: t.config.ClientDomain,
Status: Status_OK,
Value: totalMemory,
Timestamp: timestamppb.Now(),
Message: "",
}, nil
}
func (t TotalMemory) Timer() time.Duration {
return 24 * time.Hour
}
type TotalSwap struct {
config Config
}
func NewTotalSwap(config Config) MetricsCollector {
return &TotalSwap{config: config}
}
func (t TotalSwap) Collect() (*Metric, error) {
memory, err := mem.SwapMemory()
if err != nil {
log.Println(err)
return nil, nil
}
name := t.config.ClientName + " Total Swap"
totalMemory := fmt.Sprintf("%d", memory.Total)
return &Metric{
Name: name,
ObjectId: toId(name),
Domain: t.config.ClientDomain,
Status: Status_OK,
Value: totalMemory,
Timestamp: timestamppb.Now(),
Message: "",
}, nil
}
func (t TotalSwap) Timer() time.Duration {
return 24 * time.Hour
}

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@ -0,0 +1,7 @@
package watchdog
type Config struct {
Url string
ClientName string
ClientDomain string
}

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@ -0,0 +1,8 @@
package watchdog
import "time"
type MetricsCollector interface {
Collect() (*Metric, error)
Timer() time.Duration
}

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@ -0,0 +1,98 @@
package watchdog
import (
"fmt"
"golang.org/x/net/context"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials/insecure"
"gopkg.in/ini.v1"
"log"
"regexp"
"strings"
"time"
)
var regex = regexp.MustCompile(`[^a-zA-Z0-9-_]`)
func Run() {
fmt.Println("start gRPC Client.")
load, err := ini.Load("config.ini")
if err != nil {
log.Fatal(err)
return
}
config := Config{
Url: load.Section("Parent").Key("url").String(),
ClientName: load.Section("Watch").Key("name").MustString("Watch Dog Go"),
ClientDomain: load.Section("Watch").Key("domain").MustString("internal"),
}
dial, err := grpc.Dial(config.Url, grpc.WithTransportCredentials(insecure.NewCredentials()))
if err != nil {
log.Fatal(err)
return
}
client := NewPushMetricsServiceClient(dial)
collectors := []MetricsCollector{
NewUsedMemory(config),
NewUsedSwap(config),
NewTotalMemory(config),
NewTotalSwap(config),
}
collectorMap := map[time.Duration][]MetricsCollector{}
for _, collector := range collectors {
timer := collector.Timer()
metricsCollectors, ok := collectorMap[timer]
if ok {
collectorMap[timer] = append(metricsCollectors, collector)
} else {
collectorMap[timer] = []MetricsCollector{collector}
}
}
metrics := make(chan Metric)
for duration, metricsCollectors := range collectorMap {
duration := duration
metricsCollectors := metricsCollectors
go func() {
for {
for _, collector := range metricsCollectors {
collect, err := collector.Collect()
if err != nil {
continue
}
log.Printf("%s: %s", collect.Name, collect.Value)
metrics <- *collect
}
time.Sleep(duration)
}
}()
}
for metric := range metrics {
_, err := client.Push(context.Background(), &metric)
if err != nil {
log.Println(err)
continue
}
}
}
func toId(value string) string {
return regex.ReplaceAllString(strings.ReplaceAll(value, " ", "-"), "")
}