*: add Telegram support in v1beta1

Signed-off-by: Simon Pasquier <spasquie@redhat.com>

pkg/apis/monitoring/v1beta1/alertmanager_config_types.go

@@ -166,6 +166,8 @@ type Receiver struct {
 	PushoverConfigs []PushoverConfig `json:"pushoverConfigs,omitempty"`
 	// List of SNS configurations
 	SNSConfigs []SNSConfig `json:"snsConfigs,omitempty"`
+	// List of Telegram configurations.
+	TelegramConfigs []TelegramConfig `json:"telegramConfigs,omitempty"`
 }
 
 // PagerDutyConfig configures notifications via PagerDuty.
@@ -769,6 +771,37 @@ type SNSConfig struct {
 	HTTPConfig *HTTPConfig `json:"httpConfig,omitempty"`
 }
 
+// TelegramConfig configures notifications via Telegram.
+// See https://prometheus.io/docs/alerting/latest/configuration/#telegram_config
+type TelegramConfig struct {
+	// Whether to notify about resolved alerts.
+	// +optional
+	SendResolved *bool `json:"sendResolved,omitempty"`
+	// The Telegram API URL i.e. https://api.telegram.org.
+	// If not specified, default API URL will be used.
+	// +optional
+	APIURL string `json:"apiURL,omitempty"`
+	// Telegram bot token
+	// The secret needs to be in the same namespace as the AlertmanagerConfig
+	// object and accessible by the Prometheus Operator.
+	BotToken *SecretKeySelector `json:"botToken,omitempty"`
+	// The Telegram chat ID.
+	ChatID int64 `json:"chatID,omitempty"`
+	// Message template
+	// +optional
+	Message string `json:"message,omitempty"`
+	// Disable telegram notifications
+	// +optional
+	DisableNotifications *bool `json:"disableNotifications,omitempty"`
+	// Parse mode for telegram message
+	//+kubebuilder:validation:Enum=MarkdownV2;Markdown;HTML
+	// +optional
+	ParseMode string `json:"parseMode,omitempty"`
+	// HTTP client configuration.
+	// +optional
+	HTTPConfig *HTTPConfig `json:"httpConfig,omitempty"`
+}
+
 // InhibitRule defines an inhibition rule that allows to mute alerts when other
 // alerts are already firing.
 // See https://prometheus.io/docs/alerting/latest/configuration/#inhibit_rule

pkg/apis/monitoring/v1beta1/conversion_from.go

@@ -415,6 +415,19 @@ func convertSNSConfigFrom(in v1alpha1.SNSConfig) SNSConfig {
 	}
 }
 
+func convertTelegramConfigFrom(in v1alpha1.TelegramConfig) TelegramConfig {
+	return TelegramConfig{
+		SendResolved:         in.SendResolved,
+		APIURL:               in.APIURL,
+		BotToken:             convertSecretKeySelectorFrom(in.BotToken),
+		ChatID:               in.ChatID,
+		Message:              in.Message,
+		DisableNotifications: in.DisableNotifications,
+		ParseMode:            in.ParseMode,
+		HTTPConfig:           convertHTTPConfigFrom(in.HTTPConfig),
+	}
+}
+
 // ConvertFrom converts from the Hub version (v1alpha1) to this version (v1beta1).
 func (dst *AlertmanagerConfig) ConvertFrom(srcRaw conversion.Hub) error {
 	src := srcRaw.(*v1alpha1.AlertmanagerConfig)
@@ -489,6 +502,13 @@ func (dst *AlertmanagerConfig) ConvertFrom(srcRaw conversion.Hub) error {
 			)
 		}
 
+		for _, in := range in.TelegramConfigs {
+			out.TelegramConfigs = append(
+				out.TelegramConfigs,
+				convertTelegramConfigFrom(in),
+			)
+		}
+
 		dst.Spec.Receivers = append(dst.Spec.Receivers, out)
 	}
 

pkg/apis/monitoring/v1beta1/conversion_to.go

@@ -410,6 +410,19 @@ func convertSNSConfigTo(in SNSConfig) v1alpha1.SNSConfig {
 	}
 }
 
+func convertTelegramConfigTo(in TelegramConfig) v1alpha1.TelegramConfig {
+	return v1alpha1.TelegramConfig{
+		SendResolved:         in.SendResolved,
+		APIURL:               in.APIURL,
+		BotToken:             convertSecretKeySelectorTo(in.BotToken),
+		ChatID:               in.ChatID,
+		Message:              in.Message,
+		DisableNotifications: in.DisableNotifications,
+		ParseMode:            in.ParseMode,
+		HTTPConfig:           convertHTTPConfigTo(in.HTTPConfig),
+	}
+}
+
 // ConvertTo converts from this version (v1beta1) to the Hub version (v1alpha1).
 func (src *AlertmanagerConfig) ConvertTo(dstRaw conversion.Hub) error {
 	dst := dstRaw.(*v1alpha1.AlertmanagerConfig)
@@ -484,6 +497,13 @@ func (src *AlertmanagerConfig) ConvertTo(dstRaw conversion.Hub) error {
 			)
 		}
 
+		for _, in := range in.TelegramConfigs {
+			out.TelegramConfigs = append(
+				out.TelegramConfigs,
+				convertTelegramConfigTo(in),
+			)
+		}
+
 		dst.Spec.Receivers = append(dst.Spec.Receivers, out)
 	}