opensaps/context/context.go

136 lines
4.1 KiB
Go

// OpenSAPS - Open Slack API server for everyone.
//
// Copyright (c) 2017, Stanislav N. aka pztrn.
// All rights reserved.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package context
import (
"fmt"
"os"
"strings"
"time"
"github.com/rs/zerolog"
"go.dev.pztrn.name/flagger"
configurationinterface "go.dev.pztrn.name/opensaps/config/interface"
parserinterface "go.dev.pztrn.name/opensaps/parsers/interface"
pusherinterface "go.dev.pztrn.name/opensaps/pushers/interface"
slackapiserverinterface "go.dev.pztrn.name/opensaps/slack/apiserverinterface"
slackmessage "go.dev.pztrn.name/opensaps/slack/message"
)
type Context struct {
Config configurationinterface.ConfigurationInterface
SlackAPIServer slackapiserverinterface.SlackAPIServerInterface
Flagger *flagger.Flagger
Parsers map[string]parserinterface.ParserInterface
Pushers map[string]pusherinterface.PusherInterface
Log zerolog.Logger
}
func (c *Context) Initialize() {
c.Parsers = make(map[string]parserinterface.ParserInterface)
c.Pushers = make(map[string]pusherinterface.PusherInterface)
// nolint:exhaustivestruct
output := zerolog.ConsoleWriter{Out: os.Stdout, NoColor: false, TimeFormat: time.RFC3339}
output.FormatLevel = func(lvlRaw interface{}) string {
var v string
if lvl, ok := lvlRaw.(string); ok {
lvl = strings.ToUpper(lvl)
switch lvl {
case "DEBUG":
v = fmt.Sprintf("\x1b[30m%-5s\x1b[0m", lvl)
case "ERROR":
v = fmt.Sprintf("\x1b[31m%-5s\x1b[0m", lvl)
case "FATAL":
v = fmt.Sprintf("\x1b[35m%-5s\x1b[0m", lvl)
case "INFO":
v = fmt.Sprintf("\x1b[32m%-5s\x1b[0m", lvl)
case "PANIC":
v = fmt.Sprintf("\x1b[36m%-5s\x1b[0m", lvl)
case "WARN":
v = fmt.Sprintf("\x1b[33m%-5s\x1b[0m", lvl)
default:
v = lvl
}
}
return fmt.Sprintf("| %s |", v)
}
c.Log = zerolog.New(output).With().Timestamp().Logger()
flaggerLogger := &FlaggerLogger{log: c.Log}
c.Flagger = flagger.New("opensaps", flagger.LoggerInterface(flaggerLogger))
c.Flagger.Initialize()
}
// Registers configuration interface.
func (c *Context) RegisterConfigurationInterface(ci configurationinterface.ConfigurationInterface) {
c.Config = ci
c.Config.Initialize()
}
// Registers parser interface.
func (c *Context) RegisterParserInterface(name string, iface parserinterface.ParserInterface) {
c.Parsers[name] = iface
c.Parsers[name].Initialize()
}
// Registers Pusher interface.
func (c *Context) RegisterPusherInterface(name string, iface pusherinterface.PusherInterface) {
c.Pushers[name] = iface
c.Pushers[name].Initialize()
}
// Registers Slack API HTTP server control structure.
// Russians will have pretty good luff on variable name.
func (c *Context) RegisterSlackAPIServerInterface(sasi slackapiserverinterface.SlackAPIServerInterface) {
c.SlackAPIServer = sasi
c.SlackAPIServer.Initialize()
}
func (c *Context) SendToParser(name string, message slackmessage.SlackMessage) map[string]interface{} {
parser, found := c.Parsers[strings.ToLower(name)]
if !found {
c.Log.Error().Msgf("Parser '%s' not found, will use default one!", name)
return c.Parsers["default"].ParseMessage(message)
}
return parser.ParseMessage(message)
}
func (c *Context) SendToPusher(protocol string, connection string, data slackmessage.SlackMessage) {
pusher, ok := c.Pushers[protocol]
if !ok {
c.Log.Error().Msgf("Pusher not found (or initialized) for protocol '%s'!", protocol)
}
pusher.Push(connection, data)
}
// Shutdown everything.
func (c *Context) Shutdown() {
c.SlackAPIServer.Shutdown()
for _, pusher := range c.Pushers {
pusher.Shutdown()
}
}