/
eslogs.go
115 lines (93 loc) · 2.16 KB
/
eslogs.go
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package eslogs
import (
"context"
"go.uber.org/zap"
"fmt"
"regexp"
"strings"
"github.com/jirwin/quadlek/quadlek"
"gopkg.in/olivere/elastic.v5"
)
var (
esEndpoint = ""
esIndex = ""
esClient *elastic.Client
)
type SlackMsgLog struct {
Timestamp string `json:"ts"`
Channel string `json:"channel"`
User string `json:"user"`
Text string `json:"text"`
}
var SlackUserMatch = regexp.MustCompile("<@U.+>")
func formatText(bot *quadlek.Bot, txt string) string {
formattedText := SlackUserMatch.ReplaceAllStringFunc(txt, func(s string) string {
userId := strings.TrimLeft(strings.TrimRight(s, ">"), "<@")
user, err := bot.GetUser(userId)
if err != nil {
return s
}
return user.Name
})
return formattedText
}
func logHook(ctx context.Context, hookchan <-chan *quadlek.HookMsg) {
for {
select {
case hookMsg := <-hookchan:
msg := SlackMsgLog{
Timestamp: hookMsg.Msg.Timestamp,
}
channel, err := hookMsg.Bot.GetChannel(hookMsg.Msg.Channel)
if err != nil {
msg.Channel = "unknown"
} else {
msg.Channel = channel.Name
}
user, err := hookMsg.Bot.GetUser(hookMsg.Msg.User)
if err != nil {
msg.User = "unknown"
} else {
msg.User = user.Name
}
txt := formatText(hookMsg.Bot, hookMsg.Msg.Text)
msg.Text = txt
if hookMsg.Msg.SubType != "bot_msg" && hookMsg.Msg.SubType != "" {
continue
}
_, err = esClient.Index().Index(esIndex).Type("slack-msg").Id(hookMsg.Msg.Timestamp).BodyJson(msg).Do(ctx)
if err != nil {
zap.L().Error("Error indexing log to ES", zap.Error(err))
continue
}
case <-ctx.Done():
zap.L().Info("Exiting es log hook")
return
}
}
}
func Register(endpoint, index string) (quadlek.Plugin, error) {
if endpoint == "" {
return nil, fmt.Errorf("es endpoint is required")
}
esEndpoint = endpoint
if index == "" {
return nil, fmt.Errorf("es index is required")
}
esIndex = index
esc, err := elastic.NewClient(elastic.SetURL(esEndpoint), elastic.SetSniff(false))
if err != nil {
return nil, err
}
esClient = esc
return quadlek.MakePlugin(
"eslogs",
nil,
[]quadlek.Hook{
quadlek.MakeHook(logHook),
},
nil,
nil,
nil,
), nil
}