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example.go
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example.go
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package main
import (
"flag"
"fmt"
"net/url"
"sync"
"time"
"github.com/itrs-group/cordial/pkg/logger"
"github.com/itrs-group/cordial/pkg/plugins"
"github.com/itrs-group/cordial/pkg/streams"
"github.com/itrs-group/cordial/examples/api/cpu"
"github.com/itrs-group/cordial/examples/api/generic"
"github.com/itrs-group/cordial/examples/api/memory"
"github.com/itrs-group/cordial/examples/api/process"
)
func init() {
logger.EnableDebugLog()
}
var (
log = logger.Log
logDebug = logger.Debug
logError = logger.Error
)
func main() {
var wg sync.WaitGroup
var interval time.Duration
var (
hostname string
port uint
entityname, samplername string
)
flag.StringVar(&hostname, "h", "localhost", "Netprobe hostname")
flag.UintVar(&port, "p", 7036, "Netprobe port number")
flag.DurationVar(&interval, "t", 1*time.Second, "Global DoSample Interval in seconds (min 1)")
flag.StringVar(&entityname, "e", "", "Default entity to connect")
flag.StringVar(&samplername, "s", "", "Default sampler to connect")
flag.Parse()
if interval < 1*time.Second {
log.Fatalf("supplied sample interval (%v) too short, minimum 1 second", interval)
}
// connect to netprobe
// url := fmt.Sprintf("https://%s:%v/xmlrpc", hostname, port)
u := &url.URL{Scheme: "https", Host: fmt.Sprintf("%s:%d", hostname, port), Path: "/xmlrpc"}
p, err := plugins.Open(u, entityname, samplername)
if err != nil {
log.Fatal(err)
}
p.InsecureSkipVerify()
m, err := memory.New(p, "memory", "SYSTEM")
if err != nil {
log.Fatal(err)
}
defer m.Close()
m.SetInterval(interval)
if err = m.Start(&wg); err != nil {
log.Fatal(err)
}
c, err := cpu.New(p, "cpu", "SYSTEM")
if err != nil {
log.Fatal(err)
}
defer c.Close()
c.SetInterval(interval)
if err = c.Start(&wg); err != nil {
log.Fatal(err)
}
pr, err := process.New(p, "processes", "SYSTEM")
defer pr.Close()
pr.SetInterval(10 * time.Second)
pr.Start(&wg)
g, err := generic.New(p, "example", "SYSTEM")
defer g.Close()
g.SetInterval(interval)
g.Start(&wg)
// powerwall, err := NewPW(p, "PW Meters", "Powerwall")
// defer powerwall.Close()
// powerwall.SetInterval(interval)
// powerwall.Start(&wg)
streamssampler := "streams"
sp, err := streams.Open(u, entityname, streamssampler, "teststream")
if err != nil {
log.Fatal(err)
}
sp.InsecureSkipVerify()
wg.Add(1)
go func() {
tick := time.NewTicker(5 * time.Second)
defer tick.Stop()
for {
<-tick.C
fmt.Fprintln(sp, time.Now().String(), "this is a test")
if err != nil {
log.Fatal(err)
break
}
}
wg.Done()
}()
wg.Wait()
}