mirror of
https://github.com/grafana/grafana.git
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fd583a0e3b
* Allow customizable googlechat message via optional setting * Add optional message field in googlechat contact point configurator * Fix strange error message on send if template fails to fully evaluate * Elevate template evaluation failure logs to Warn level * Extract default.title template embed from all channels to shared constant
88 lines
2.2 KiB
Go
88 lines
2.2 KiB
Go
package channels
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import (
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"context"
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"encoding/json"
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"fmt"
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"github.com/prometheus/alertmanager/types"
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"github.com/grafana/grafana/pkg/bus"
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"github.com/grafana/grafana/pkg/infra/log"
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"github.com/grafana/grafana/pkg/models"
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"github.com/prometheus/alertmanager/template"
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)
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// NewWeComNotifier is the constructor for WeCom notifier.
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func NewWeComNotifier(model *NotificationChannelConfig, t *template.Template, fn GetDecryptedValueFn) (*WeComNotifier, error) {
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url := fn(context.Background(), model.SecureSettings, "url", model.Settings.Get("url").MustString())
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if url == "" {
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return nil, receiverInitError{Cfg: *model, Reason: "could not find webhook URL in settings"}
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}
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return &WeComNotifier{
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Base: NewBase(&models.AlertNotification{
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Uid: model.UID,
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Name: model.Name,
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Type: model.Type,
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DisableResolveMessage: model.DisableResolveMessage,
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Settings: model.Settings,
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}),
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URL: url,
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log: log.New("alerting.notifier.wecom"),
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Message: model.Settings.Get("message").MustString(`{{ template "default.message" .}}`),
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tmpl: t,
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}, nil
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}
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// WeComNotifier is responsible for sending alert notifications to WeCom.
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type WeComNotifier struct {
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*Base
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URL string
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Message string
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tmpl *template.Template
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log log.Logger
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}
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// Notify send an alert notification to WeCom.
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func (w *WeComNotifier) Notify(ctx context.Context, as ...*types.Alert) (bool, error) {
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w.log.Info("executing WeCom notification", "notification", w.Name)
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var tmplErr error
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tmpl, _ := TmplText(ctx, w.tmpl, as, w.log, &tmplErr)
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bodyMsg := map[string]interface{}{
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"msgtype": "markdown",
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}
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content := fmt.Sprintf("# %s\n%s\n",
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tmpl(DefaultMessageTitleEmbed),
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tmpl(w.Message),
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)
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bodyMsg["markdown"] = map[string]interface{}{
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"content": content,
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}
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body, err := json.Marshal(bodyMsg)
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if err != nil {
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return false, err
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}
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cmd := &models.SendWebhookSync{
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Url: w.URL,
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Body: string(body),
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}
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if err := bus.Dispatch(ctx, cmd); err != nil {
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w.log.Error("failed to send WeCom webhook", "error", err, "notification", w.Name)
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return false, err
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}
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return true, nil
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}
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func (w *WeComNotifier) SendResolved() bool {
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return !w.GetDisableResolveMessage()
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}
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