initial commit

Dockerfile

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+FROM 3.11.1-alpine3.17
+
+RUN adduser -D app && apk update && apk add fetchmail
+
+USER app
+WORKDIR /app
+
+COPY ./requirements.txt ./requirements.txt
+
+RUN pip install -r requirements.txt
+
+ENTRYPOINT ["fetchmail"]

pmml.py

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+#!/usr/bin/env python3
+import click
+import sys
+import os
+import email
+import email.parser
+import smtplib
+import json
+from pathlib import Path
+
+
+DEFAULT_CONFIG_FILE_PATH=Path.home() / ".pmmlrc"
+
+
+def read_config_file(config_file_path):
+    with open(config_file_path) as f:
+        config = json.load(f)
+    return config
+
+def setup_smtp_session(smtp_server, smtp_port, smtp_user, smtp_pass):
+    smtp_client = smtplib.SMTP(host=smtp_server, port=smtp_port)
+    smtp_client.ehlo()
+    smtp_client.starttls()
+    smtp_client.login(smtp_user, smtp_pass)
+    return smtp_client
+
+@click.command()
+@click.option("-f", "--config-file", default=DEFAULT_CONFIG_FILE_PATH)
+@click.argument("mailing-list-address")
+def cli(config_file, mailing_list_address):
+    input = sys.stdin
+    config = read_config_file(config_file)[mailing_list_address]
+    msg = email.parser.Parser().parse(input)
+    smtp_client = setup_smtp_session(config['smtp_server'], config['smtp_port'],
+                                     config['smtp_user'], config['smtp_pass'])
+    smtp_client.sendmail(mailing_list_address, config['recipients'], msg.as_string())
+    smtp_client.quit()
+
+if __name__ == '__main__':
+    cli()

requirements.txt

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+click>=8.1.3