happyDomain/internal/notification/sender.go
Pierre-Olivier Mercier c3b5d3a97c notification: add channel senders for email, webhook, and UnifiedPush
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>
2026-04-25 21:54:32 +07:00

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// This file is part of the happyDomain (R) project.
// Copyright (c) 2020-2026 happyDomain
// Authors: Pierre-Olivier Mercier, et al.
//
// This program is offered under a commercial and under the AGPL license.
// For commercial licensing, contact us at <contact@happydomain.org>.
//
// For AGPL licensing:
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package notification
import (
"git.happydns.org/happyDomain/model"
)
// NotificationPayload holds the data passed to channel senders.
type NotificationPayload struct {
User *happydns.User
CheckerID string
Target happydns.CheckTarget
DomainName string
OldStatus happydns.Status
NewStatus happydns.Status
States []happydns.CheckState
Annotation string
BaseURL string
}
// ChannelSender sends a notification through a specific channel type.
type ChannelSender interface {
Send(channel *happydns.NotificationChannel, payload *NotificationPayload) error
}