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// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package smtp_test
import (
"fmt"
"log"
"net/smtp"
)
func Example() {
// Connect to the remote SMTP server.
c, err := smtp.Dial("mail.example.com:25")
if err != nil {
log.Fatal(err)
}
// Set the sender and recipient first
if err := c.Mail("sender@example.org"); err != nil {
log.Fatal(err)
}
if err := c.Rcpt("recipient@example.net"); err != nil {
log.Fatal(err)
}
// Send the email body.
wc, err := c.Data()
if err != nil {
log.Fatal(err)
}
_, err = fmt.Fprintf(wc, "This is the email body")
if err != nil {
log.Fatal(err)
}
err = wc.Close()
if err != nil {
log.Fatal(err)
}
// Send the QUIT command and close the connection.
err = c.Quit()
if err != nil {
log.Fatal(err)
}
}
// variables to make ExamplePlainAuth compile, without adding
// unnecessary noise there.
var (
from = "gopher@example.net"
msg = []byte("dummy message")
recipients = []string{"foo@example.com"}
)
func ExamplePlainAuth() {
// hostname is used by PlainAuth to validate the TLS certificate.
hostname := "mail.example.com"
auth := smtp.PlainAuth("", "user@example.com", "password", hostname)
err := smtp.SendMail(hostname+":25", auth, from, recipients, msg)
if err != nil {
log.Fatal(err)
}
}
func ExampleSendMail() {
// Set up authentication information.
auth := smtp.PlainAuth("", "user@example.com", "password", "mail.example.com")
// Connect to the server, authenticate, set the sender and recipient,
// and send the email all in one step.
to := []string{"recipient@example.net"}
msg := []byte("To: recipient@example.net\r\n" +
"Subject: discount Gophers!\r\n" +
"\r\n" +
"This is the email body.\r\n")
err := smtp.SendMail("mail.example.com:25", auth, "sender@example.org", to, msg)
if err != nil {
log.Fatal(err)
}
}