in alertmanager/handlers/template_handlers.go [247:258]
func fileExists(amClient client.AlertmanagerClient, tmplClient client.TemplateClient, filename string) (bool, error) {
files, err := amClient.GetTemplateFileList()
if err != nil {
return false, err
}
for _, file := range files {
if file == getFullFilePath(filename, tmplClient) {
return true, nil
}
}
return false, nil
}