Add new command for sending test messages

Readme.md

@@ -62,3 +62,15 @@ For example if you want to place the config in /etc/
  /path/to/telegram-server-update-bot update-check --config /etc/telegram-server-update-bot.yaml
 ```
 
+Additional Commands
+-------------------
+### testmessage
+With this comand you could test if you would recieve an message to your telegram client. You could also send an custom Message.
+
+Following command will send the message "This is my custom Message" to the Bot. If you do not add any custom message, it will send an default one.
+```
+ /path/to/telegram-server-update-bot update-check testmessage This is my custom Message
+```
+
+### help
+The command and every sub command has an help option. Just add option `-h` or `--help`

cmd/root.go

@@ -4,6 +4,7 @@ import (
  "fmt"
  "os"
  "path/filepath"
+ "strings"
 
  "github.com/spf13/cobra"
  "github.com/spf13/viper"
@@ -29,6 +30,16 @@ var cmdUpdateCheck = &cobra.Command{
  },
 }
 
+var cmdTestMessage = &cobra.Command{
+ Use: "testmessage",
+ Short: "Sends an message to the telegram client",
+ Long: `Use this command to test if you would recieve a message from your server. Optional you could pass an custom message after the command.`,
+ Run: func(cmd *cobra.Command,
+ args []string) {
+ testmessage(strings.Join(args, " "))
+ },
+}
+
 var cmdBotSetup = &cobra.Command{
  Use: "botsetup",
  Short: "Telegram Bot setup",
@@ -62,6 +73,7 @@ func Exec() {
  rootCmd.AddCommand(cmdUpdateCheck)
  rootCmd.AddCommand(cmdBotSetup)
  rootCmd.AddCommand(versionCmd)
+ rootCmd.AddCommand(cmdTestMessage)
 
  err := rootCmd.Execute()
  if err != nil {

cmd/testmessage.go

@@ -0,0 +1,54 @@
+package cmd
+
+import (
+ "fmt"
+ "os"
+ "strconv"
+
+ tgbotapi "github.com/go-telegram-bot-api/telegram-bot-api"
+ "github.com/spf13/viper"
+)
+
+func testmessage(testmsg string) {
+ botAPIToken := ""
+ if viper.GetString("BotAPIToken") != "" {
+ botAPIToken = viper.GetString("BotAPIToken")
+ } else {
+ fmt.Println("'BotAPIToken' is not configured. Maybe configfile is missing.")
+ os.Exit(1)
+ }
+
+ var chatUserID int64
+ if viper.GetString("ChatUserID") != "" {
+ chatUserID, _ = strconv.ParseInt(viper.GetString("ChatUserID"), 10, 64)
+ } else {
+ fmt.Println("'ChatUserID' is not configured. Maybe configfile is missing.")
+ os.Exit(1)
+ }
+
+ serverName := "Server"
+ if viper.GetString("ServerName") != "" {
+ serverName = viper.GetString("ServerName")
+ }
+
+ if testmsg == "" {
+ testmsg = "Hello from the telegram-server-update-bot!"
+ }
+
+ bot, err := tgbotapi.NewBotAPI(botAPIToken)
+ if err != nil {
+ fmt.Println("Connection to Telegram API failed:")
+ fmt.Println(err)
+ os.Exit(1)
+ }
+
+ message := "<b>" + serverName + "</b>\n" + testmsg
+ msg := tgbotapi.NewMessage(chatUserID, message)
+ msg.ParseMode = "HTML"
+
+ if _, err := bot.Send(msg); err != nil {
+ fmt.Println("Could not send message.")
+ fmt.Println(err)
+ os.Exit(1)
+ }
+}