mirror of
https://github.com/openziti/zrok.git
synced 2024-11-23 00:23:48 +01:00
80 lines
2.2 KiB
Go
80 lines
2.2 KiB
Go
package controller
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import (
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"bytes"
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"html/template"
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"github.com/openziti/zrok/build"
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"github.com/openziti/zrok/controller/emailUi"
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"github.com/pkg/errors"
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"github.com/sirupsen/logrus"
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"github.com/wneessen/go-mail"
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)
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type verificationEmail struct {
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EmailAddress string
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VerifyUrl string
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Version string
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}
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func sendVerificationEmail(emailAddress, token string) error {
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emailData := &verificationEmail{
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EmailAddress: emailAddress,
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VerifyUrl: cfg.Registration.RegistrationUrlTemplate + "/" + token,
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Version: build.String(),
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}
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plainBody, err := mergeTemplate(emailData, "verify.gotext")
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if err != nil {
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return err
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}
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htmlBody, err := mergeTemplate(emailData, "verify.gohtml")
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if err != nil {
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return err
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}
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msg := mail.NewMsg()
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if err := msg.From(cfg.Email.From); err != nil {
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return errors.Wrap(err, "failed to set from address in verification email")
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}
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if err := msg.To(emailAddress); err != nil {
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return errors.Wrap(err, "failed to sent to address in verification email")
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}
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msg.Subject("Welcome to zrok!")
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msg.SetDate()
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msg.SetMessageID()
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msg.SetBulk()
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msg.SetImportance(mail.ImportanceHigh)
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msg.SetBodyString(mail.TypeTextPlain, plainBody)
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msg.SetBodyString(mail.TypeTextHTML, htmlBody)
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client, err := mail.NewClient(cfg.Email.Host,
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mail.WithPort(cfg.Email.Port),
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mail.WithSMTPAuth(mail.SMTPAuthPlain),
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mail.WithUsername(cfg.Email.Username),
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mail.WithPassword(cfg.Email.Password),
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mail.WithTLSPolicy(mail.TLSMandatory),
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)
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if err != nil {
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return errors.Wrap(err, "error creating verification email client")
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}
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if err := client.DialAndSend(msg); err != nil {
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return errors.Wrap(err, "error sending verification email")
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}
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logrus.Infof("verification email sent to '%v'", emailAddress)
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return nil
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}
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func mergeTemplate(emailData *verificationEmail, filename string) (string, error) {
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t, err := template.ParseFS(emailUi.FS, filename)
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if err != nil {
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return "", errors.Wrapf(err, "error parsing verification email template '%v'", filename)
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}
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buf := new(bytes.Buffer)
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if err := t.Execute(buf, emailData); err != nil {
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return "", errors.Wrapf(err, "error executing verification email template '%v'", filename)
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}
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return buf.String(), nil
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}
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