91 lines
2.0 KiB
Go
91 lines
2.0 KiB
Go
package main
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import (
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"fmt"
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"os"
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"strings"
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"github.com/gofiber/fiber/v2"
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"maunium.net/go/mautrix"
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"maunium.net/go/mautrix/id"
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)
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var (
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matrixClient *mautrix.Client
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defaultRoom *string
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port = "3000"
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)
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func init() {
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homeserverURL, ok := os.LookupEnv("HOMESERVER_URL")
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if !ok {
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panic("HOMESERVER_URL env var required")
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}
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userID, ok := os.LookupEnv("USER_ID")
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if !ok {
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panic("USER_ID env var required")
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} else {
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userID = strings.Replace(userID, homeserverURL, "", -1)
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userID = strings.TrimPrefix(userID, "@")
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}
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accessToken, ok := os.LookupEnv("ACCESS_TOKEN")
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if !ok {
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panic("ACCESS_TOKEN env var required")
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}
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if p, ok := os.LookupEnv("PORT"); ok {
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port = p
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}
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room, ok := os.LookupEnv("DEFAULT_ROOM")
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if ok {
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defaultRoom = &room
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}
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client, err := mautrix.NewClient(homeserverURL, id.NewUserID(userID, homeserverURL), accessToken)
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if err != nil {
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panic(err)
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}
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matrixClient = client
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}
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func main() {
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app := fiber.New()
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app.Post("/", HandlePayloadPost)
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app.Post("/alertmanager", HandleAlertmanagerPayloadPost)
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app.Listen(fmt.Sprintf(":%s", port))
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}
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func HandlePayloadPost(c *fiber.Ctx) error {
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payload := Payload{}
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if err := c.BodyParser(&payload); err != nil {
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return err
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}
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if err := payload.Validate(defaultRoom); err != nil {
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fmt.Println("Invalid payload - ", err)
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return c.Status(fiber.StatusBadRequest).SendString(err.Error())
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}
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switch payload.Type {
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case PayloadTypeText:
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_, err := matrixClient.SendText(id.RoomID(payload.RoomID), payload.Message)
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if err != nil {
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if httpErr, ok := err.(mautrix.HTTPError); ok {
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return c.Status(httpErr.Response.StatusCode).SendString(httpErr.RespError.Err)
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}
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return fiber.ErrInternalServerError
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}
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case PayloadTypeNotice:
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_, err := matrixClient.SendNotice(id.RoomID(payload.RoomID), payload.Message)
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if err != nil {
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if httpErr, ok := err.(mautrix.HTTPError); ok {
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return c.Status(httpErr.Response.StatusCode).SendString(httpErr.RespError.Err)
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}
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return fiber.ErrInternalServerError
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}
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}
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return c.SendStatus(fiber.StatusOK)
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}
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