/
main.go
133 lines (118 loc) · 3.93 KB
/
main.go
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package main
import (
"fmt"
"os"
"os/signal"
"syscall"
"time"
"github.com/eljuanchosf/gocafier/Godeps/_workspace/src/gopkg.in/alecthomas/kingpin.v2"
"github.com/eljuanchosf/gocafier/caching"
log "github.com/eljuanchosf/gocafier/logging"
"github.com/eljuanchosf/gocafier/notifications"
"github.com/eljuanchosf/gocafier/ocaclient"
"github.com/eljuanchosf/gocafier/settings"
)
var (
debug = kingpin.Flag("debug", "Enable debug mode. This disables emailing").Default("false").OverrideDefaultFromEnvar("GOCAFIER_DEBUG").Bool()
cachePath = kingpin.Flag("cache-path", "Bolt Database path ").Default("").OverrideDefaultFromEnvar("GOCAFIER_CACHE_PATH").String()
tickerTime = kingpin.Flag("ticker-time", "Poller interval in secs").Default("3600s").OverrideDefaultFromEnvar("GOCAFIER_PULL_TIME").Duration()
configPath = kingpin.Flag("config-path", "Set the Path to write profiling file").Default(".").OverrideDefaultFromEnvar("GOCAFIER_PATH_PROF").String()
smtpUser = kingpin.Flag("smtp-user", "Sets the SMTP username").Required().OverrideDefaultFromEnvar("GOCAFIER_SMTP_USER").String()
smtpPassword = kingpin.Flag("smtp-pass", "Sets the SMTP password").Required().OverrideDefaultFromEnvar("GOCAFIER_SMTP_PASSWORD").String()
)
var config settings.Config
var ocaPackageTypes = []string{"paquetes", "cartas", "dni", "partidas"}
const (
version = "1.0.0"
)
func main() {
log.LogStd(fmt.Sprintf("Starting gocafier %s ", version), true)
log.SetupLogging(*debug)
kingpin.Version(version)
kingpin.Parse()
settings.LoadConfig(*configPath)
caching.CreateBucket(*cachePath)
log.LogStd(fmt.Sprintf("Start polling each %s", *tickerTime), true)
//Control signal interruptions
sigc := make(chan os.Signal, 1)
signal.Notify(sigc,
syscall.SIGHUP,
syscall.SIGINT,
syscall.SIGTERM,
syscall.SIGQUIT)
go func() {
sig := <-sigc
switch sig {
case os.Interrupt:
log.LogStd("Interrupted by OS, exiting.", true)
caching.Close()
os.Exit(0)
case syscall.SIGTERM:
log.LogStd("Interrupted by SIGTERM, exiting.", true)
caching.Close()
os.Exit(0)
}
}()
for {
for _, packageNumber := range settings.Values.Packages {
pastData, err := caching.GetPackage(packageNumber)
if err != nil {
panic(err)
}
currentData, packageType, packageFound := findPackage(packageNumber, pastData)
if packageFound {
currentData.Data[0].Type = packageType
if pastData == nil {
log.LogPackage(packageNumber, "Package does not exist in cache, saving initial data.")
changeDetected(packageNumber, currentData, nil)
} else {
diff, diffFound := pastData.DiffWith(currentData)
if diffFound {
changeDetected(packageNumber, currentData, diff)
} else {
log.LogPackage(packageNumber, "No change.")
}
}
} else {
log.LogPackage(packageNumber, "Not found in server")
}
}
time.Sleep(*tickerTime)
}
}
func findPackage(packageNumber string, pastData *caching.OcaPackageDetail) (details caching.OcaPackageDetail, packageType string, found bool) {
var err error
var success bool
found = false
if pastData == nil {
for _, packageType = range ocaPackageTypes {
log.LogPackage(packageNumber, fmt.Sprintf("Checking in type '%s'", packageType))
details, success, err = ocaclient.RequestData(packageType, packageNumber)
if err != nil {
panic(err)
}
if success {
found = true
break
}
}
} else {
packageType = pastData.Data[0].Type
log.LogPackage(packageNumber, fmt.Sprintf("Found in type '%s'", packageType))
details, success, err = ocaclient.RequestData(packageType, packageNumber)
if err != nil {
panic(err)
}
found = true
}
return details, packageType, found
}
func changeDetected(packageNumber string, currentData caching.OcaPackageDetail, diff []caching.DetailLog) {
var err error
log.LogPackage(packageNumber, "Change detected.")
err = notifications.Send(currentData, diff, *smtpUser, *smtpPassword)
if err != nil {
panic(err)
}
currentData.Save()
}