statping-ng/notifiers/mattermost.go

99 lines
3.4 KiB
Go

package notifiers
import (
"bytes"
"errors"
"strings"
"time"
"github.com/statping-ng/statping-ng/types/failures"
"github.com/statping-ng/statping-ng/types/notifications"
"github.com/statping-ng/statping-ng/types/notifier"
"github.com/statping-ng/statping-ng/types/null"
"github.com/statping-ng/statping-ng/types/services"
"github.com/statping-ng/statping-ng/utils"
)
var _ notifier.Notifier = (*mattermost)(nil)
const (
mattermostMethod = "mattermost"
)
type mattermost struct {
*notifications.Notification
}
func (s *mattermost) Select() *notifications.Notification {
return s.Notification
}
var mattermoster = &mattermost{&notifications.Notification{
Method: mattermostMethod,
Title: "Mattermost",
Description: "Send notifications to your mattermost channel when a service is offline. Insert your Incoming webhook URL for your channel to receive notifications. Based on the <a href=\"https://docs.mattermost.com/developer/webhooks-incoming.html\">Mattermost API</a>.",
Author: "Adam Boutcher",
AuthorUrl: "https://github.com/adamboutcher",
Delay: time.Duration(10 * time.Second),
Icon: "far fa-comments",
SuccessData: null.NewNullString(`{"icon_emoji":":white_check_mark:", "text": "The service {{.Service.Name}} is back online."}`),
FailureData: null.NewNullString(`{"icon_emoji":":x:", "text": "The service {{.Service.Name}} has gone offline."}`),
DataType: "json",
RequestInfo: "Mattermost allows you to customize your own messages with many complex components.",
Limits: 60,
Form: []notifications.NotificationForm{{
Type: "text",
Title: "Incoming Webhook Url",
Placeholder: "https://mattermost.example.com/hooks/abcd1234efgh5678ijkl9012xy",
SmallText: "Incoming Webhook URL generated on your mattermost server.",
DbField: "Host",
Required: true,
}}},
}
// Send will send a HTTP Post to the mattermost webhooker API. It accepts type: string
func (s *mattermost) sendMattermost(msg string) (string, error) {
resp, _, err := utils.HttpRequest(s.Host.String, "POST", "application/json", nil, strings.NewReader(msg), time.Duration(10*time.Second), true, nil)
if err != nil {
return "", err
}
return string(resp), nil
}
func (s *mattermost) OnTest() (string, error) {
example := services.Example(true)
testMsg := ReplaceVars(s.SuccessData.String, example, failures.Failure{})
contents, resp, err := utils.HttpRequest(s.Host.String, "POST", "application/json", nil, bytes.NewBuffer([]byte(testMsg)), time.Duration(10*time.Second), true, nil)
if err != nil {
return "", err
}
defer resp.Body.Close()
if string(contents) != "ok" {
return string(contents), errors.New("the mattermost response was incorrect, check the URL")
}
return string(contents), nil
}
// OnFailure will trigger failing service
func (s *mattermost) OnFailure(srv services.Service, f failures.Failure) (string, error) {
msg := ReplaceVars(s.FailureData.String, srv, f)
out, err := s.sendMattermost(msg)
return out, err
}
// OnSuccess will trigger successful service
func (s *mattermost) OnSuccess(srv services.Service) (string, error) {
msg := ReplaceVars(s.SuccessData.String, srv, failures.Failure{})
out, err := s.sendMattermost(msg)
return out, err
}
// OnSave will trigger when this notifier is saved
func (s *mattermost) OnSave() (string, error) {
return "", nil
}
func (s *mattermost) Valid(values notifications.Values) error {
return nil
}