Stanislav N. aka pztrn
bff1050eab
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75 lines
2.3 KiB
Go
75 lines
2.3 KiB
Go
// OpenSAPS - Open Slack API server for everyone.
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//
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// Copyright (c) 2017, Stanislav N. aka pztrn.
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// 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 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 General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package slack
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// This is a handler for Slack Webhooks API requests.
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// Slack Webhooks API generates next URL:
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// https://hooks.slack.com/services/TRANDOM1/BRANDOM2/randomlongstring
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//
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// Where:
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// * RANDOM1 and RANDOM2 - random 8-char thing.
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// * randomlongstring - random 24-char thing.
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//
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// These strings should be defined in configuration, so we can create proper
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// handler for it.
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import (
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"context"
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"net/http"
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"time"
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)
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type APIServer struct{}
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func (sh APIServer) Initialize() {
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ctx.Log.Info().Msg("Initializing Slack API handler...")
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// Start HTTP server.
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// As OpenSAPS designed to be behind some proxy (nginx, Caddy, etc.)
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// we will listen only to plain HTTP.
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// Note to those who wants HTTPS - proxify with nginx, Caddy, etc!
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// Don't send pull requests, patches, don't create issues! :)
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cfg := ctx.Config.GetConfig()
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// nolint:exhaustruct,gomnd
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httpsrv = &http.Server{
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Addr: cfg.SlackHandler.Listener.Address,
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// This handler will figure out from where request has come and will
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// send it to appropriate pusher. Pusher should also determine to which
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// connection data should be sent.
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Handler: Handler{},
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ReadTimeout: 10 * time.Second,
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WriteTimeout: 10 * time.Second,
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MaxHeaderBytes: 1 << 20,
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}
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go func() {
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_ = httpsrv.ListenAndServe()
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}()
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ctx.Log.Info().Str("address", cfg.SlackHandler.Listener.Address).Msg("Starting Slack Webhooks API server")
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}
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func (sh APIServer) Shutdown() {
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ctx.Log.Info().Msg("Shutting down Slack API handler...")
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_ = httpsrv.Shutdown(context.TODO())
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ctx.Log.Info().Msg("Slack API HTTP server shutted down")
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}
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