feat: added gammu

apps/gammu-telegram/Dockerfile

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+# syntax=docker/dockerfile:experimental
+
+# Use the Alpine Linux 3 base image
+FROM docker.io/alpine:3.20.0
+
+# Define build arguments
+ARG TARGETPLATFORM
+ARG TARGETARCH
+ARG TARGETOS
+
+# Set the maintainer label
+LABEL xyz.glants.image.target_platform=$TARGETPLATFORM
+LABEL xyz.glants.image.target_architecture=$TARGETARCH
+LABEL xyz.glants.image.target_os=$TARGETOS
+LABEL org.opencontainers.image.title="gammu-telegram"
+LABEL org.opencontainers.image.source="https://github.com/gammu/gammu"
+
+RUN apk add --update --no-cache python3 py3-requests bash gammu-smsd envsubst && \
+    rm -rf /var/cache/apk/*
+
+ADD --chown=nobody:nobody ./scripts /scripts
+ADD --chown=nobody:nobody ./entrypoint.sh /entrypoint.sh
+RUN mkdir /data
+RUN chown nobody:nobody /data
+
+RUN mkdir /app
+RUN chown nobody:nobody /app
+# Set the user to nobody
+USER nobody
+
+ENV GAMMU_DEVICE=/dev/ttyUSB0
+ENV GAMMU_CONNECTION=at
+
+ENTRYPOINT ["/entrypoint.sh"]
+
+CMD ["gammu-smsd", "-c",  "/app/gammu.conf"]

apps/gammu-telegram/ci/latest.py

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+#!/usr/bin/env python
+
+def get_latest(channel):
+    return "v0.0.1"
+
+if __name__ == "__main__":
+    import sys
+    channel = sys.argv[1]
+    print(get_latest(channel))

apps/gammu-telegram/entrypoint.sh

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+#!/bin/bash
+mkdir -p /data/{inbox,outbox,sent,error}
+envsubst < /scripts/gammu.conf.pre \
+         > ~/app/gammu.conf
+# Run the original command
+exec "$@"

apps/gammu-telegram/metadata.yaml

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+---
+app: "gammu-telegram"
+base: false
+semantic_versioning: true
+channels:
+  - name: "stable"
+    platforms:
+      - linux/arm64
+      - linux/amd64
+    stable: true
+    tests:
+      enabled: false

apps/gammu-telegram/scripts/gammu.conf.pre

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+[gammu]
+device = ${GAMMU_DEVICE}
+connection = ${GAMMU_CONNECTION}
+
+[smsd]
+Service = files
+PIN = XXXX
+LogFile = /dev/stdout
+HangupCalls = 1
+RunOnReceive = /usr/bin/python3 /scripts/sms_received.py
+InboxPath = /data/inbox/
+OutboxPath = /data/outbox/
+SentSMSPath = /data/sent/
+ErrorSMSPath = /data/error/
+debuglevel = 1
+InboxFormat = unicode
+OutboxFormat = unicode
+TransmitFormat = auto
+DeliveryReport = sms
+DeliveryReportDelay = 7200
+CheckSecurity = 0

apps/gammu-telegram/scripts/telegram.py

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+# Receive messages from GSM modem via Gammu to Telegram
+# https://github.com/captainmarshin/phone/
+#
+#!/usr/bin/env python
+
+import os
+import sys
+import requests
+from urllib.parse import quote
+numparts = int(os.environ["DECODED_PARTS"])
+phone = os.environ["GAMMU_NUMBER"]
+sender = str(os.environ["SMS_1_NUMBER"])
+botkey = os.environ["TELEGRAM_BOTKEY"]
+chatid = os.environ["TELEGRAM_CHATID"]
+text = ""
+
+if numparts == 0:
+    text = os.environ["SMS_1_TEXT"]
+else:
+    for i in range(1, numparts + 1):
+        varname = "DECODED_%d_TEXT" % i
+        if varname in os.environ:
+            text = text + os.environ[varname]
+text = text.replace("<#>", "")
+# Construct the Telegram message with HTML formatting
+html_formatted_message = "<b>{}</b>\n{} <b>({}</b>)".format(phone, text, sender)
+encoded_message = quote(html_formatted_message, safe='')
+headers = { "Accept": "application/json", "Content-Type": "application/json" }
+# Construct the Telegram API URL with the properly formatted message
+chat = "https://api.telegram.org/bot{}/sendMessage?chat_id={}&text={}&parse_mode=HTML".format(botkey, chatid, encoded_message)
+# Save the chat_url to a log file
+log_filename = "/dev/stdout"
+with open(log_filename, "a") as log_file:
+    log_file.write(chat + "\n")
+notify = requests.get(chat, headers = headers)