Felipe M.
98f7448d49
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This reverts commit a15223a5c2.
108 lines
2.8 KiB
Go
108 lines
2.8 KiB
Go
package main
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import (
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"fmt"
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"log"
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"log/slog"
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"net/smtp"
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"os"
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"git.nakama.town/fmartingr/gotoolkit/encoding"
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"github.com/emersion/go-sasl"
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"git.nakama.town/fmartingr/smtp2shoutrrr"
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)
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// The ANONYMOUS mechanism name.
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const Anonymous = "ANONYMOUS"
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type anonymousClient struct {
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Trace string
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}
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func (c *anonymousClient) Start(si *smtp.ServerInfo) (mech string, ir []byte, err error) {
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mech = Anonymous
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ir = []byte(c.Trace)
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return
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}
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func (c *anonymousClient) Next(challenge []byte, b bool) (response []byte, err error) {
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return nil, sasl.ErrUnexpectedServerChallenge
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}
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// A client implementation of the ANONYMOUS authentication mechanism, as
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// described in RFC 4505.
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func NewAnonymousClient(trace string) smtp.Auth {
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return &anonymousClient{trace}
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}
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// The PLAIN mechanism name.
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const Plain = "PLAIN"
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type plainClient struct {
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Identity string
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Username string
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Password string
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}
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func (a *plainClient) Start(si *smtp.ServerInfo) (mech string, ir []byte, err error) {
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mech = "PLAIN"
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ir = []byte(a.Identity + "\x00" + a.Username + "\x00" + a.Password)
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return
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}
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func (a *plainClient) Next(challenge []byte, b bool) (response []byte, err error) {
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slog.Info("Next: %v", slog.String("challenge", string(challenge)))
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return nil, nil
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}
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// A client implementation of the PLAIN authentication mechanism, as described
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// in RFC 4616. Authorization identity may be left blank to indicate that it is
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// the same as the username.
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func NewPlainClient(identity, username, password string) smtp.Auth {
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return &plainClient{identity, username, password}
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}
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func main() {
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var config smtp2shoutrrr.Config
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configPath := "config.toml"
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f, err := os.Open(configPath)
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if err != nil {
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slog.Error("Error opening config file", slog.String("err", err.Error()), slog.String("path", configPath))
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return
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}
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enc := encoding.NewTOMLEncoding()
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if err := enc.DecodeReader(f, &config); err != nil {
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slog.Error("Error decoding config file", slog.String("err", err.Error()), slog.String("path", configPath))
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return
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}
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config.SetDefaults()
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// hostname is used by PlainAuth to validate the TLS certificate.
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hostname := "localhost"
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auth := NewPlainClient("", config.Username, config.Password)
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// auth := NewAnonymousClient("test")
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slog.Info("Using first recipient configuration to send a test email")
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if len(config.Recipients) == 0 {
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slog.Error("No recipients found in configuration")
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return
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}
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if len(config.Recipients[0].Addresses) == 0 {
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slog.Error("No email addresses found in first recipient configuration")
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return
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}
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recipients := []string{config.Recipients[0].Addresses[0]}
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msg := []byte("Subject: Test notification\r\n\r\nThis is a test notification")
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from := "hello@localhost"
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err = smtp.SendMail(fmt.Sprintf("%s:%d", hostname, config.Port), auth, from, recipients, msg)
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if err != nil {
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log.Fatal(err)
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}
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}
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