Dockerfile and ability to set session token via env variable

Dockerfile

@@ -1,11 +1,15 @@
 FROM golang:1-alpine as builder
-RUN apk update && apk add make
+RUN apk update && apk add gcc make g++ git
 WORKDIR /build
 ADD . .
 RUN make build
 
 FROM alpine
 COPY --from=builder /build/chatgpt-telegram /bin/chatgpt-telegram
-RUN chmod +x /bin/chatgpt-telegram
+RUN chmod +x /bin/chatgpt-telegram && mkdir -p /root/.config
+
+ENV TELEGRAM_ID ""
+ENV TELEGRAM_TOKEN ""
+ENV OPENAI_SESSION ""
 
 ENTRYPOINT ["/bin/chatgpt-telegram"]

README.md

@@ -67,6 +67,12 @@ You will then have to create a config file in the following location depending o
 
 Finally, add your cookie to the file and save it. It should look like this: `{ "openaisession": "YOUR_COOKIE_HERE" }`.
 
+## Docker
+
+It is also possible to launch the bot via the docker image included.
+
+Check [docker-compose](./docker-compose.yml) file to understands how to do it.
+
 ## License
 
 This repository is licensed under the [MIT License](LICENSE).

docker-compose.yml

@@ -0,0 +1,8 @@
+services:
+  chatgpt-telegram:
+    build: .
+    container_name: chatgpt-telegram
+    environment:
+      - TELEGRAM_ID=
+      - TELEGRAM_TOKEN=
+      - OPENAI_SESSION=

env.example

@@ -1,3 +1,4 @@
 TELEGRAM_ID=
 TELEGRAM_TOKEN=
 EDIT_WAIT_SECONDS=1
+OPENAI_SESSION=

main.go

@@ -20,29 +20,36 @@ func main() {
 		log.Fatalf("Couldn't load config: %v", err)
 	}
 
-	if persistentConfig.OpenAISession == "" {
-		token, err := session.GetSession()
-		if err != nil {
-			log.Fatalf("Couldn't get OpenAI session: %v", err)
-		}
+	err = godotenv.Load()
+	if err != nil {
+		log.Printf("Couldn't load .env file: %v. Using shell exposed env variables...", err)
+	}
+
 
-		if err = persistentConfig.SetSessionToken(token); err != nil {
-			log.Fatalf("Couldn't save OpenAI session: %v", err)
+	if config.OpenAISession == "" {
+		if os.Getenv("OPENAI_SESSION") == "" {
+			session, err := session.GetSession()
+			if err != nil {
+				log.Fatalf("Couldn't get OpenAI session: %v", err)
+			}
+
+			err = config.Set("OpenAISession", session)
+			if err != nil {
+				log.Fatalf("Couldn't save OpenAI session: %v", err)
+			}
+		} else
+		{
+			err = config.Set("OpenAISession", os.Getenv("OPENAI_SESSION"))
+			if err != nil {
+				log.Fatalf("Couldn't save OpenAI session: %v", err)
+			}
 		}
 	}
 
 	chatGPT := chatgpt.Init(persistentConfig)
 	log.Println("Started ChatGPT")
 
-	envConfig, err := config.LoadEnvConfig(".env")
-	if err != nil {
-		log.Fatalf("Couldn't load .env config: %v", err)
-	}
-	if err := envConfig.ValidateWithDefaults(); err != nil {
-		log.Fatalf("Invalid .env config: %v", err)
-	}
-
-	bot, err := tgbot.New(envConfig.TelegramToken, time.Duration(envConfig.EditWaitSeconds))
+	bot, err := tgbotapi.NewBotAPI(os.Getenv("TELEGRAM_TOKEN"))
 	if err != nil {
 		log.Fatalf("Couldn't start Telegram bot: %v", err)
 	}