mango example

main.go

/*
go get -v labix.org/v2/mgo
*/
package main

import (
	"fmt"
	"labix.org/v2/mgo"
	"labix.org/v2/mgo/bson"
	"log"
	"log/syslog"
	"os"
)

var (
	mgoSession     *mgo.Session
	databaseName   = "myDB"
	collectionName = "people"
)

type Person struct {
	Name  string
	Phone string
}

func createDbSession() {
	var err error
	mgoSession, err = mgo.Dial("localhostx")
	if err != nil {
		log.Printf("[createDbSession]: %s\n", err)

	}
}

func init() {
	// Start a MongoDB session
	createDbSession()
	logToSyslog()
}

func main() {

	var err error
	defer mgoSession.Close()

	// Optional. Switch the session to a monotonic behavior.
	//mgoSession.SetMode(mgo.Monotonic, true)

	c := mgoSession.DB(databaseName).C(collectionName)
	err = c.Insert(
		&Person{"Ale", "+55 53 8116 9639"},
		&Person{"Cla", "+55 53 8402 8510"},
	)
	if err != nil {
		log.Printf("[main.Insert]: %s\n", err)
	}

	result := Person{}
	err = c.Find(bson.M{"name": "Ale"}).One(&result)
	if err != nil {
		log.Printf("[main.Find]: %s\n", err)
	}

	fmt.Println("Phone:", result.Phone)
	log.Print("Hello Logs!!!!!!!!!!!!!!!")

}

// cat /var/log/syslog
// http://technosophos.com/2013/09/14/using-gos-built-logger-log-syslog.html
func logToSyslog() {

	logwriter, e := syslog.New(syslog.LOG_NOTICE, "myprog")
	if e == nil {
		log.SetOutput(logwriter)
	}

}