8b22f71399
All loggers are configured independently through the constructor Dependency on viper solely in config module Minor fixes in error strings in logger constructors Using config.log.database and config.log.mail instead of values from viper
141 lines
3.7 KiB
Go
141 lines
3.7 KiB
Go
// Vikunja is a to-do list application to facilitate your life.
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// Copyright 2018-present Vikunja and contributors. All rights reserved.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public Licensee as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public Licensee for more details.
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//
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// You should have received a copy of the GNU Affero General Public Licensee
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package mail
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import (
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"context"
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"crypto/tls"
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"time"
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"code.vikunja.io/api/pkg/config"
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"code.vikunja.io/api/pkg/log"
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"github.com/wneessen/go-mail"
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)
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// Queue is the mail queue
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var Queue chan *mail.Msg
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func getClient() (*mail.Client, error) {
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var authType mail.SMTPAuthType
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switch config.MailerAuthType.GetString() {
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case "plain":
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authType = mail.SMTPAuthPlain
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case "login":
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authType = mail.SMTPAuthLogin
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case "cram-md5":
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authType = mail.SMTPAuthCramMD5
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}
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tlsPolicy := mail.TLSOpportunistic
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if config.MailerForceSSL.GetBool() {
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tlsPolicy = mail.TLSMandatory
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}
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opts := []mail.Option{
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mail.WithPort(config.MailerPort.GetInt()),
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mail.WithTLSPolicy(tlsPolicy),
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//#nosec G402
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mail.WithTLSConfig(&tls.Config{
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InsecureSkipVerify: config.MailerSkipTLSVerify.GetBool(),
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ServerName: config.MailerHost.GetString(),
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}),
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mail.WithTimeout((config.MailerQueueTimeout.GetDuration() + 3) * time.Second), // 3s more for us to close before mail server timeout
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mail.WithLogger(log.NewMailLogger(config.LogEnabled.GetBool(), config.LogMail.GetString(), config.LogMailLevel.GetString())),
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mail.WithDebugLog(),
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}
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if config.MailerForceSSL.GetBool() {
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opts = append(opts, mail.WithSSL())
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}
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if config.MailerUsername.GetString() != "" && config.MailerPassword.GetString() != "" {
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opts = append(opts, mail.WithSMTPAuth(authType))
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}
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if config.MailerUsername.GetString() != "" {
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opts = append(opts, mail.WithUsername(config.MailerUsername.GetString()))
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}
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if config.MailerPassword.GetString() != "" {
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opts = append(opts, mail.WithPassword(config.MailerPassword.GetString()))
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}
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return mail.NewClient(
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config.MailerHost.GetString(),
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opts...,
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)
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}
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// StartMailDaemon starts the mail daemon
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func StartMailDaemon() {
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Queue = make(chan *mail.Msg, config.MailerQueuelength.GetInt())
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if !config.MailerEnabled.GetBool() {
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return
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}
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if config.MailerHost.GetString() == "" {
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log.Warning("Mailer seems to be not configured! Please see the config docs for more details.")
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return
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}
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c, err := getClient()
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if err != nil {
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log.Errorf("Could not create mail client: %v", err)
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return
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}
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go func() {
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var err error
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open := false
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for {
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select {
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case m, ok := <-Queue:
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if !ok {
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return
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}
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if !open {
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err = c.DialWithContext(context.Background())
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if err != nil {
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log.Errorf("Error during connect to smtp server: %s", err)
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break
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}
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open = true
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}
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err = c.Send(m)
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if err != nil {
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log.Errorf("Error when sending mail: %s", err)
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break
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}
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// Close the connection to the SMTP server if no email was sent in
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// the last 30 seconds.
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case <-time.After(config.MailerQueueTimeout.GetDuration() * time.Second):
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if open {
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open = false
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err = c.Close()
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if err != nil {
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log.Errorf("Error closing the mail server connection: %s\n", err)
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break
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}
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log.Info("Closed connection to mail server")
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}
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}
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}
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}()
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}
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