Pierre-Olivier Mercier
78e8deb71c
Implement ChannelSender interface with three backends: - EmailSender: reuses existing Mailer, sends Markdown-formatted alerts - WebhookSender: HTTP POST with JSON payload and optional HMAC signature - UnifiedPushSender: HTTP POST following the UnifiedPush protocol Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
80 lines
2.5 KiB
Go
80 lines
2.5 KiB
Go
// This file is part of the happyDomain (R) project.
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// Copyright (c) 2020-2026 happyDomain
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// Authors: Pierre-Olivier Mercier, et al.
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//
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// This program is offered under a commercial and under the AGPL license.
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// For commercial licensing, contact us at <contact@happydomain.org>.
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//
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// For AGPL licensing:
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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 License 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 License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package notification
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import (
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"fmt"
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"net/mail"
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"strings"
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"git.happydns.org/happyDomain/model"
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)
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// EmailSender sends notifications via email using the existing Mailer.
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type EmailSender struct {
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mailer happydns.Mailer
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}
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// NewEmailSender creates a new EmailSender.
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func NewEmailSender(mailer happydns.Mailer) *EmailSender {
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return &EmailSender{mailer: mailer}
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}
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func (s *EmailSender) Send(channel *happydns.NotificationChannel, payload *NotificationPayload) error {
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addr := channel.Config.EmailAddress
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if addr == "" && payload.User != nil {
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addr = payload.User.Email
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}
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if addr == "" {
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return fmt.Errorf("no email address configured for channel %s", channel.Id)
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}
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to := &mail.Address{Address: addr}
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if payload.User != nil {
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to.Name = payload.User.Email
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}
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subject := fmt.Sprintf("[happyDomain] %s: %s", payload.DomainName, payload.NewStatus)
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var body strings.Builder
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fmt.Fprintf(&body, "## Status Change: %s -> %s\n\n", payload.OldStatus, payload.NewStatus)
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fmt.Fprintf(&body, "**Domain:** %s\n\n", payload.DomainName)
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fmt.Fprintf(&body, "**Checker:** %s\n\n", payload.CheckerID)
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if len(payload.States) > 0 {
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body.WriteString("### Rule Results\n\n")
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for _, state := range payload.States {
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fmt.Fprintf(&body, "- **%s** (%s): %s\n", state.Code, state.Status, state.Message)
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}
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body.WriteString("\n")
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}
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if payload.Annotation != "" {
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fmt.Fprintf(&body, "**Note:** %s\n\n", payload.Annotation)
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}
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if payload.BaseURL != "" {
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fmt.Fprintf(&body, "[View in happyDomain](%s)\n", payload.BaseURL)
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}
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return s.mailer.SendMail(to, subject, body.String())
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}
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