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Author SHA1 Message Date
holger krekel
20b3570777 minimize capabilities 2023-10-17 01:21:06 +02:00
48 changed files with 671 additions and 1241 deletions

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@@ -1,31 +0,0 @@
name: CI
on:
pull_request:
push:
jobs:
tox:
name: chatmail tests
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
- name: run chatmaild tests
working-directory: chatmaild
run: pipx run tox
- name: run deploy-chatmail offline tests
working-directory: deploy-chatmail
run: pipx run tox
- name: run deploy-chatmail offline tests
working-directory: deploy-chatmail
run: pipx run tox
scripts:
name: chatmail script invocations
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
- name: run init.sh
run: ./scripts/init.sh
- name: run test.sh
run: ./scripts/test.sh

2
.gitignore vendored
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@@ -159,5 +159,3 @@ cython_debug/
# and can be added to the global gitignore or merged into this file. For a more nuclear
# option (not recommended) you can uncomment the following to ignore the entire idea folder.
#.idea/
chatmail.zone

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@@ -1,61 +1,23 @@
# Chatmail instances optimized for Delta Chat apps
# Chat Mail server configuration
This repository helps to setup a ready-to-use chatmail instance
This repository setups a ready-to-go chatmail instance
comprised of a minimal setup of the battle-tested
[postfix smtp](https://www.postfix.org) and [dovecot imap](https://www.dovecot.org) services.
[postfix smtp server](https://www.postfix.org) and [dovecot imap server](https://www.dovecot.org).
The setup is designed and optimized for providing chatmail accounts
for use by [Delta Chat apps](https://delta.chat).
## Getting started
Chatmail accounts are automatically created by a first login,
after which the initially specified password is required for using them.
## Getting Started deploying your own chatmail instance
1. Prepare your local (presumably Linux) system:
1. prepare your local system:
scripts/init.sh
2. Setup a domain with `A` and `AAAA` records for your chatmail server.
3. Set environment variable to the chatmail domain you want to setup:
2. set environment variable to the chatmail domain you want to setup:
export CHATMAIL_DOMAIN=c1.testrun.org # replace with your host
4. Deploy the chat mail instance to your chatmail server:
3. run the deploy of the chat mail instance:
scripts/deploy.sh
This script uses `pyinfra` and `ssh` to setup packages and configure
the chatmail instance on your remote server.
5. Run `scripts/generate-dns-zone.sh` and
transfer the generated DNS records at your DNS provider
6. Start a Delta Chat app and create a new account
by typing an e-mail address with an arbitrary username
and `@<your-chatmail-domain>` appended.
Use an at least 10-character random password.
### Ports
Postfix listens on ports 25 (smtp) and 587 (submission) and 465 (submissions).
Dovecot listens on ports 143(imap) and 993 (imaps).
Delta Chat will, however, discover all ports and configurations
automatically by reading the `autoconfig.xml` file from the chatmail instance.
## Emergency Commands to disable automatic account creation
If you need to stop account creation,
e.g. because some script is wildly creating accounts, run:
touch /etc/chatmail-nocreate
While this file is present, account creation will be blocked.
## Running tests and benchmarks (offline and online)
@@ -70,26 +32,18 @@ While this file is present, account creation will be blocked.
scripts/bench.sh
## Running tests (offline and online)
## Development Background for chatmail instances
```
## Dovecot/Postfix configuration
This repository drives the development of "chatmail instances",
comprised of minimal setups of
- [postfix smtp server](https://www.postfix.org)
- [dovecot imap server](https://www.dovecot.org)
as well as two custom services that are integrated with these two:
- `chatmaild/src/chatmaild/dictproxy.py` implements
create-on-login account creation semantics and is used
by Dovecot during login authentication and by Postfix
which in turn uses Dovecot SASL to authenticate users
to send mails for them.
- `chatmaild/src/chatmaild/filtermail.py` prevents
unencrypted e-mail from leaving the chatmail instance
and is integrated into postfix's outbound mail pipelines.
### Ports
Postfix listens on ports 25 (smtp) and 587 (submission) and 465 (submissions).
Dovecot listens on ports 143(imap) and 993 (imaps).
## DNS
For DKIM you must add a DNS entry as found in /etc/opendkim/selector.txt on your chatmail instance.
The above `scripts/deploy.sh` prints out the DKIM selector and DNS entry you
need to setup with your DNS provider.

View File

@@ -10,6 +10,7 @@ dependencies = [
]
[project.scripts]
doveauth = "chatmaild.doveauth:main"
doveauth-dictproxy = "chatmaild.dictproxy:main"
filtermail = "chatmaild.filtermail:main"
@@ -20,7 +21,7 @@ addopts = "-v -ra --strict-markers"
legacy_tox_ini = """
[tox]
isolated_build = true
envlist = lint,py
envlist = lint
[testenv:lint]
skipdist = True
@@ -31,10 +32,4 @@ deps =
commands =
black --quiet --check --diff src/
ruff src/
[testenv]
passenv = CHATMAIL_DOMAIN
deps = pytest
pdbpp
commands = pytest -v -rsXx {posargs: ../tests/chatmaild}
"""

View File

@@ -33,6 +33,13 @@ class Connection:
def cursor(self):
return self._sqlconn.cursor()
def create_user(self, addr: str, password: str):
"""Create a row in the users table."""
self.execute("PRAGMA foreign_keys=on")
q = """INSERT INTO users (addr, password, last_login)
VALUES (?, ?, ?)"""
self.execute(q, (addr, password, int(time.time())))
def get_user(self, addr: str) -> {}:
"""Get a row from the users table."""
q = "SELECT addr, password, last_login from users WHERE addr = ?"

View File

@@ -1,50 +1,35 @@
import logging
import os
import time
import sys
import json
import crypt
from socketserver import (
UnixStreamServer,
StreamRequestHandler,
ThreadingMixIn,
)
import pwd
import subprocess
from .database import Database
NOCREATE_FILE = "/etc/chatmail-nocreate"
def encrypt_password(password: str):
password = password.encode("ascii")
# https://doc.dovecot.org/configuration_manual/authentication/password_schemes/
passhash = crypt.crypt(password, crypt.METHOD_SHA512)
return "{SHA512-CRYPT}" + passhash
process = subprocess.Popen(
["doveadm", "pw", "-s", "SHA512-CRYPT"],
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
)
stdout_data, _stderr_data = process.communicate(
input=password + b"\n" + password + b"\n"
)
return stdout_data.decode("ascii").strip()
def is_allowed_to_create(user, cleartext_password) -> bool:
"""Return True if user and password are admissable."""
if os.path.exists(NOCREATE_FILE):
logging.warning(f"blocked account creation because {NOCREATE_FILE!r} exists.")
return False
if len(cleartext_password) < 10:
logging.warning("Password needs to be at least 10 characters long")
return False
parts = user.split("@")
if len(parts) != 2:
logging.warning(f"user {user!r} is not a proper e-mail address")
return False
localpart, domain = parts
if domain == "nine.testrun.org":
# nine.testrun.org policy, username has to be exactly nine chars
if len(localpart) != 9:
logging.warning(f"localpart {localpart!r} has not exactly nine chars")
return False
return True
def create_user(db, user, password):
with db.write_transaction() as conn:
conn.create_user(user, password)
return dict(home=f"/home/vmail/{user}", uid="vmail", gid="vmail", password=password)
def get_user_data(db, user):
@@ -60,34 +45,16 @@ def lookup_userdb(db, user):
return get_user_data(db, user)
def lookup_passdb(db, user, cleartext_password):
with db.write_transaction() as conn:
userdata = conn.get_user(user)
if userdata:
# Update last login time.
conn.execute(
"UPDATE users SET last_login=? WHERE addr=?", (int(time.time()), user)
)
userdata["uid"] = "vmail"
userdata["gid"] = "vmail"
return userdata
if not is_allowed_to_create(user, cleartext_password):
return
encrypted_password = encrypt_password(cleartext_password)
q = """INSERT INTO users (addr, password, last_login)
VALUES (?, ?, ?)"""
conn.execute(q, (user, encrypted_password, int(time.time())))
return dict(
home=f"/home/vmail/{user}",
uid="vmail",
gid="vmail",
password=encrypted_password,
)
def lookup_passdb(db, user, password):
userdata = get_user_data(db, user)
if not userdata:
return create_user(db, user, encrypt_password(password))
userdata["password"] = userdata["password"].strip()
return userdata
def handle_dovecot_request(msg, db, mail_domain):
def handle_dovecot_request(msg, db):
print(f"received msg: {msg!r}", file=sys.stderr)
short_command = msg[0]
if short_command == "L": # LOOKUP
parts = msg[1:].split("\t")
@@ -97,19 +64,18 @@ def handle_dovecot_request(msg, db, mail_domain):
res = ""
if namespace == "shared":
if type == "userdb":
if user.endswith(f"@{mail_domain}"):
res = lookup_userdb(db, user)
res = lookup_userdb(db, user)
if res:
reply_command = "O"
else:
reply_command = "N"
elif type == "passdb":
if user.endswith(f"@{mail_domain}"):
res = lookup_passdb(db, user, cleartext_password=args[0])
res = lookup_passdb(db, user, password=args[0])
if res:
reply_command = "O"
else:
reply_command = "N"
print(f"res: {res!r}", file=sys.stderr)
json_res = json.dumps(res) if res else ""
return f"{reply_command}{json_res}\n"
return None
@@ -123,8 +89,6 @@ def main():
socket = sys.argv[1]
passwd_entry = pwd.getpwnam(sys.argv[2])
db = Database(sys.argv[3])
with open("/etc/mailname", "r") as fp:
mail_domain = fp.read().strip()
class Handler(StreamRequestHandler):
def handle(self):
@@ -132,8 +96,9 @@ def main():
msg = self.rfile.readline().strip().decode()
if not msg:
break
res = handle_dovecot_request(msg, db, mail_domain)
res = handle_dovecot_request(msg, db)
if res:
print(f"sending result: {res!r}", file=sys.stderr)
self.wfile.write(res.encode("ascii"))
self.wfile.flush()

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@@ -0,0 +1,65 @@
#!/usr/bin/env python3
import base64
import sys
from .database import Database
def get_user_data(db, user):
with db.read_connection() as conn:
result = conn.get_user(user)
if result:
result["uid"] = "vmail"
result["gid"] = "vmail"
return result
def create_user(db, user, password):
with db.write_transaction() as conn:
conn.create_user(user, password)
return dict(home=f"/home/vmail/{user}", uid="vmail", gid="vmail", password=password)
def verify_user(db, user, password):
userdata = get_user_data(db, user)
if userdata:
if userdata.get("password") == password:
userdata["status"] = "ok"
else:
userdata["status"] = "fail"
else:
userdata = create_user(db, user, password)
userdata["status"] = "ok"
return userdata
def lookup_user(db, user):
userdata = get_user_data(db, user)
if userdata:
userdata["status"] = "ok"
else:
userdata["status"] = "fail"
return userdata
def dump_result(res):
for key, value in res.items():
print(f"{key}={value}")
def main():
db = Database("/home/vmail/passdb.sqlite")
if sys.argv[1] == "hexauth":
login = base64.b16decode(sys.argv[2]).decode()
password = base64.b16decode(sys.argv[3]).decode()
res = verify_user(db, login, password)
dump_result(res)
elif sys.argv[1] == "hexlookup":
login = base64.b16decode(sys.argv[2]).decode()
res = lookup_user(db, login)
dump_result(res)
if __name__ == "__main__":
main()

View File

@@ -1,14 +1,11 @@
#!/usr/bin/env python3
import asyncio
import logging
import time
import sys
from email.parser import BytesParser
from email import policy
from email.utils import parseaddr
from aiosmtpd.smtp import SMTP
from aiosmtpd.controller import Controller
from aiosmtpd.lmtp import LMTP
from aiosmtpd.controller import UnixSocketController
from smtplib import SMTP as SMTPClient
@@ -34,124 +31,79 @@ def check_encrypted(message):
return True
def check_mdn(message, envelope):
if len(envelope.rcpt_tos) != 1:
return False
for name in ["auto-submitted", "chat-version"]:
if not message.get(name):
return False
if message.get_content_type() != "multipart/report":
return False
body = message.get_body()
if body.get_content_type() != "text/plain":
return False
if list(body.iter_attachments()) or list(body.iter_parts()):
return False
# even with all mime-structural checks an attacker
# could try to abuse the subject or body to contain links or other
# annoyance -- we skip on checking subject/body for now as Delta Chat
# should evolve to create E2E-encrypted read receipts anyway.
# and then MDNs are just encrypted mail and can pass the border
# to other instances.
return True
class SMTPController(Controller):
class ExampleController(UnixSocketController):
def factory(self):
return SMTP(self.handler, **self.SMTP_kwargs)
return LMTP(self.handler, **self.SMTP_kwargs)
class BeforeQueueHandler:
def __init__(self):
self.send_rate_limiter = SendRateLimiter()
async def handle_MAIL(self, server, session, envelope, address, mail_options):
logging.info(f"handle_MAIL from {address}")
envelope.mail_from = address
if not self.send_rate_limiter.is_sending_allowed(address):
return f"450 4.7.1: Too much mail from {address}"
parts = envelope.mail_from.split("@")
if len(parts) != 2:
return f"500 Invalid from address <{envelope.mail_from!r}>"
class ExampleHandler:
async def handle_RCPT(self, server, session, envelope, address, rcpt_options):
envelope.rcpt_tos.append(address)
return "250 OK"
async def handle_DATA(self, server, session, envelope):
logging.info("handle_DATA before-queue")
error = check_DATA(envelope)
if error:
return error
logging.info("re-injecting the mail that passed checks")
client = SMTPClient("localhost", "10025")
client.sendmail(envelope.mail_from, envelope.rcpt_tos, envelope.content)
return "250 OK"
logging.info("Processing DATA message from %s", envelope.mail_from)
valid_recipients = []
message = BytesParser(policy=policy.default).parsebytes(envelope.content)
mail_encrypted = check_encrypted(message)
res = []
for recipient in envelope.rcpt_tos:
my_local_domain = envelope.mail_from.split("@")
if len(my_local_domain) != 2:
res += [f"500 Invalid from address <{envelope.mail_from}>"]
continue
if envelope.mail_from == recipient:
# Always allow sending emails to self.
valid_recipients += [recipient]
res += ["250 OK"]
continue
recipient_local_domain = recipient.split("@")
if len(recipient_local_domain) != 2:
res += [f"500 Invalid address <{recipient}>"]
continue
is_outgoing = recipient_local_domain[1] != my_local_domain[1]
if (
is_outgoing
and not mail_encrypted
and message.get("secure-join") != "vc-request"
and message.get("secure-join") != "vg-request"
):
res += ["500 Outgoing mail must be encrypted"]
continue
valid_recipients += [recipient]
res += ["250 OK"]
# Reinject the mail back into Postfix.
if valid_recipients:
logging.info("Reinjecting the mail")
client = SMTPClient("localhost", "10026")
client.sendmail(envelope.mail_from, valid_recipients, envelope.content)
return "\r\n".join(res)
async def asyncmain_beforequeue(port):
Controller(BeforeQueueHandler(), hostname="127.0.0.1", port=port).start()
def check_DATA(envelope):
"""the central filtering function for e-mails."""
logging.info(f"Processing DATA message from {envelope.mail_from}")
message = BytesParser(policy=policy.default).parsebytes(envelope.content)
mail_encrypted = check_encrypted(message)
_, from_addr = parseaddr(message.get("from").strip())
logging.info(f"mime-from: {from_addr} envelope-from: {envelope.mail_from!r}")
if envelope.mail_from.lower() != from_addr.lower():
return f"500 Invalid FROM <{from_addr!r}> for <{envelope.mail_from!r}>"
if not mail_encrypted and check_mdn(message, envelope):
return
envelope_from_domain = from_addr.split("@").pop()
for recipient in envelope.rcpt_tos:
if envelope.mail_from == recipient:
# Always allow sending emails to self.
continue
res = recipient.split("@")
if len(res) != 2:
return f"500 Invalid address <{recipient}>"
_recipient_addr, recipient_domain = res
is_outgoing = recipient_domain != envelope_from_domain
if is_outgoing and not mail_encrypted:
is_securejoin = message.get("secure-join") in ["vc-request", "vg-request"]
if not is_securejoin:
return f"500 Invalid unencrypted mail to <{recipient}>"
class SendRateLimiter:
MAX_USER_SEND_PER_MINUTE = 80
def __init__(self):
self.addr2timestamps = {}
def is_sending_allowed(self, mail_from):
last = self.addr2timestamps.setdefault(mail_from, [])
now = time.time()
last[:] = [ts for ts in last if ts >= (now - 60)]
if len(last) <= self.MAX_USER_SEND_PER_MINUTE:
last.append(now)
return True
return False
async def asyncmain(loop):
controller = ExampleController(
ExampleHandler(), unix_socket="/var/spool/postfix/private/filtermail"
)
controller.start()
def main():
args = sys.argv[1:]
assert len(args) == 1
logging.basicConfig(level=logging.INFO)
loop = asyncio.new_event_loop()
asyncio.set_event_loop(loop)
task = asyncmain_beforequeue(port=int(args[0]))
loop.create_task(task)
loop.create_task(asyncmain(loop=loop))
loop.run_forever()
if __name__ == "__main__":
main()

View File

@@ -1,8 +1,8 @@
[Unit]
Description=Chatmail Postfix BeforeQeue filter
Description=Email filter for chatmail servers
[Service]
ExecStart=/usr/local/bin/filtermail 10080
ExecStart=/usr/local/bin/filtermail
Restart=always
RestartSec=30

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@@ -0,0 +1,36 @@
import pytest
from .dictproxy import get_user_data
from .doveauth import verify_user
from .database import Database, DBError
@pytest.fixture()
def db(tmpdir):
db_path = tmpdir / "passdb.sqlite"
print("database path:", db_path)
return Database(db_path)
def test_basic(db):
verify_user(db, "link2xt@c1.testrun.org", "asdf")
data = get_user_data(db, "link2xt@c1.testrun.org")
assert data
def test_verify_or_create(db):
res = verify_user(db, "newuser1@something.org", "kajdlkajsldk12l3kj1983")
assert res["status"] == "ok"
res = verify_user(db, "newuser1@something.org", "kajdlqweqwe")
assert res["status"] == "fail"
def test_db_version(db):
assert db.get_schema_version() == 1
def test_too_high_db_version(db):
with db.write_transaction() as conn:
conn.execute("PRAGMA user_version=%s;" % (999,))
with pytest.raises(DBError):
db.ensure_tables()

View File

@@ -0,0 +1,290 @@
from .filtermail import check_encrypted
from email.parser import BytesParser
from email import policy
def test_filtermail():
def check_encrypted_bstr(content):
message = BytesParser(policy=policy.default).parsebytes(content)
return check_encrypted(message)
assert not check_encrypted_bstr(b"foo")
assert not check_encrypted_bstr(
"\r\n".join(
[
"Subject: =?utf-8?q?Message_from_foobar=40c2=2Etestrun=2Eorg?=",
"Chat-Disposition-Notification-To: foobar@c2.testrun.org",
"Chat-User-Avatar: 0",
"From: <foobar@c2.testrun.org>",
"To: <barbaz@c2.testrun.org>",
"Date: Sun, 15 Oct 2023 16:41:44 +0000",
"Message-ID: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>",
"References: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>",
"Chat-Version: 1.0",
"Autocrypt: addr=foobar@c2.testrun.org; prefer-encrypt=mutual;",
"\tkeydata=xjMEZSrw3hYJKwYBBAHaRw8BAQdAiEKNQFU28c6qsx4vo/JHdt73RXdjMOmByf/XsGiJ7m",
"\tnNFzxmb29iYXJAYzIudGVzdHJ1bi5vcmc+wosEEBYIADMCGQEFAmUq8N4CGwMECwkIBwYVCAkKCwID",
"\tFgIBFiEEGil0OvTIa6RngmCLUYNnEa9leJAACgkQUYNnEa9leJCX3gEAhm0MehE5byBBU1avPczr/I",
"\tHjNLht7Qf6++mAhlJmtDcA/0C8VYJhsUpmiDjuZaMDWNv4FO2BJG6LH7gSm6n7ClMJzjgEZSrw3hIK",
"\tKwYBBAGXVQEFAQEHQAxGG/QW0owCfMp1A+vXEMwgzWcBpNFr58kX2eXuPpM6AwEIB8J4BBgWCAAgBQ",
"\tJlKvDeAhsMFiEEGil0OvTIa6RngmCLUYNnEa9leJAACgkQUYNnEa9leJDg1gEAwLf8KDoAAKyYgjyI",
"\tvYvO9VEgBni1C4Xx1VjcaEmlDK8BALoFuUCK+enw76TtDcAUKhlhUiM6SDRExkS4Nskp/BcK",
"MIME-Version: 1.0",
"Content-Type: text/plain; charset=utf-8; format=flowed; delsp=no",
"",
"Hi!",
"",
"",
]
).encode()
)
assert not check_encrypted_bstr(
"\r\n".join(
[
"Subject: =?utf-8?q?Message_from_foobar=40c2=2Etestrun=2Eorg?=",
"Chat-Disposition-Notification-To: foobar@c2.testrun.org",
"Chat-User-Avatar: 0",
"From: <foobar@c2.testrun.org>",
"To: <barbaz@c2.testrun.org>",
"Date: Sun, 15 Oct 2023 16:41:44 +0000",
"Message-ID: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>",
"References: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>",
"Chat-Version: 1.0",
"Autocrypt: addr=foobar@c2.testrun.org; prefer-encrypt=mutual;",
"\tkeydata=xjMEZSrw3hYJKwYBBAHaRw8BAQdAiEKNQFU28c6qsx4vo/JHdt73RXdjMOmByf/XsGiJ7m",
"\tnNFzxmb29iYXJAYzIudGVzdHJ1bi5vcmc+wosEEBYIADMCGQEFAmUq8N4CGwMECwkIBwYVCAkKCwID",
"\tFgIBFiEEGil0OvTIa6RngmCLUYNnEa9leJAACgkQUYNnEa9leJCX3gEAhm0MehE5byBBU1avPczr/I",
"\tHjNLht7Qf6++mAhlJmtDcA/0C8VYJhsUpmiDjuZaMDWNv4FO2BJG6LH7gSm6n7ClMJzjgEZSrw3hIK",
"\tKwYBBAGXVQEFAQEHQAxGG/QW0owCfMp1A+vXEMwgzWcBpNFr58kX2eXuPpM6AwEIB8J4BBgWCAAgBQ",
"\tJlKvDeAhsMFiEEGil0OvTIa6RngmCLUYNnEa9leJAACgkQUYNnEa9leJDg1gEAwLf8KDoAAKyYgjyI",
"\tvYvO9VEgBni1C4Xx1VjcaEmlDK8BALoFuUCK+enw76TtDcAUKhlhUiM6SDRExkS4Nskp/BcK",
"MIME-Version: 1.0",
"Content-Type: text/plain; charset=utf-8; format=flowed; delsp=no",
"",
"Hi!",
"",
"",
]
).encode()
)
# https://xkcd.com/1181/
assert not check_encrypted_bstr(
"\r\n".join(
[
"Subject: =?utf-8?q?Message_from_foobar=40c2=2Etestrun=2Eorg?=",
"Chat-Disposition-Notification-To: foobar@c2.testrun.org",
"Chat-User-Avatar: 0",
"From: <foobar@c2.testrun.org>",
"To: <barbaz@c2.testrun.org>",
"Date: Sun, 15 Oct 2023 16:41:44 +0000",
"Message-ID: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>",
"References: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>",
"Chat-Version: 1.0",
"Autocrypt: addr=foobar@c2.testrun.org; prefer-encrypt=mutual;",
"\tkeydata=xjMEZSrw3hYJKwYBBAHaRw8BAQdAiEKNQFU28c6qsx4vo/JHdt73RXdjMOmByf/XsGiJ7m",
"\tnNFzxmb29iYXJAYzIudGVzdHJ1bi5vcmc+wosEEBYIADMCGQEFAmUq8N4CGwMECwkIBwYVCAkKCwID",
"\tFgIBFiEEGil0OvTIa6RngmCLUYNnEa9leJAACgkQUYNnEa9leJCX3gEAhm0MehE5byBBU1avPczr/I",
"\tHjNLht7Qf6++mAhlJmtDcA/0C8VYJhsUpmiDjuZaMDWNv4FO2BJG6LH7gSm6n7ClMJzjgEZSrw3hIK",
"\tKwYBBAGXVQEFAQEHQAxGG/QW0owCfMp1A+vXEMwgzWcBpNFr58kX2eXuPpM6AwEIB8J4BBgWCAAgBQ",
"\tJlKvDeAhsMFiEEGil0OvTIa6RngmCLUYNnEa9leJAACgkQUYNnEa9leJDg1gEAwLf8KDoAAKyYgjyI",
"\tvYvO9VEgBni1C4Xx1VjcaEmlDK8BALoFuUCK+enw76TtDcAUKhlhUiM6SDRExkS4Nskp/BcK",
"MIME-Version: 1.0",
"Content-Type: text/plain; charset=utf-8; format=flowed; delsp=no",
"",
"-----BEGIN PGP MESSAGE-----",
"Hi!",
"-----END PGP MESSAGE-----",
"",
"",
]
).encode()
)
assert check_encrypted_bstr(
"\r\n".join(
[
"Subject: ...",
"From: <barbaz@c2.testrun.org>",
"To: <foobar@c2.testrun.org>",
"Date: Sun, 15 Oct 2023 16:43:21 +0000",
"Message-ID: <Mr.UVyJWZmkCKM.hGzNc6glBE_@c2.testrun.org>",
"In-Reply-To: <Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>",
"References: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>",
"\t<Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>",
"Chat-Version: 1.0",
"Autocrypt: addr=barbaz@c2.testrun.org; prefer-encrypt=mutual;",
"\tkeydata=xjMEZSwWjhYJKwYBBAHaRw8BAQdAQBEhqeJh0GueHB6kF/DUQqYCxARNBVokg/AzT+7LqH",
"\trNFzxiYXJiYXpAYzIudGVzdHJ1bi5vcmc+wosEEBYIADMCGQEFAmUsFo4CGwMECwkIBwYVCAkKCwID",
"\tFgIBFiEEFTfUNvVnY3b9F7yHnmme1PfUhX8ACgkQnmme1PfUhX9A4AEAnHWHp49eBCMHK5t66gYPiW",
"\tXQuB1mwUjzGfYWB+0RXUoA/0xcQ3FbUNlGKW7Blp6eMFfViv6Mv2d3kNSXACB6nmcMzjgEZSwWjhIK",
"\tKwYBBAGXVQEFAQEHQBpY5L2M1XHo0uxf8SX1wNLBp/OVvidoWHQF2Jz+kJsUAwEIB8J4BBgWCAAgBQ",
"\tJlLBaOAhsMFiEEFTfUNvVnY3b9F7yHnmme1PfUhX8ACgkQnmme1PfUhX/INgEA37AJaNvruYsJVanP",
"\tIXnYw4CKd55UAwl8Zcy+M2diAbkA/0fHHcGV4r78hpbbL1Os52DPOdqYQRauIeJUeG+G6bQO",
"MIME-Version: 1.0",
'Content-Type: multipart/encrypted; protocol="application/pgp-encrypted";',
'\tboundary="YFrteb74qSXmggbOxZL9dRnhymywAi"',
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi",
"Content-Description: PGP/MIME version identification",
"Content-Type: application/pgp-encrypted",
"",
"Version: 1",
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi",
"Content-Description: OpenPGP encrypted message",
'Content-Disposition: inline; filename="encrypted.asc";',
'Content-Type: application/octet-stream; name="encrypted.asc"',
"",
"-----BEGIN PGP MESSAGE-----",
"",
"wU4DhW3gBZ/VvCYSAQdA8bMs2spwbKdGjVsL1ByPkNrqD7frpB73maeL6I6SzDYg",
"O5G53tv339RdKq3WRcCtEEvxjHlUx2XNwXzC04BpmfvBTgNfPUyLDzjXnxIBB0Ae",
"8ymwGvXMCCimHXN0Dg8Ui62KOi03h0UgheoHWovJSCDF4CKre/xtFr3nL7lq/PKI",
"JsjVNz7/RK9FSXF6WwfONtLCyQGEuVAsB/KXfCBEyfKhaMwGHvhujRidGW5uV1no",
"lMGl3ODmo29Lgeu2uSE7EpJRZoe6hU6ddmBkqxax61ZtkaFlGFFpdo2K8balNNdz",
"ZsJ/9mmI9x3oOJ4/l1nhQbUO9ADbs7gJhFdV5Qkp30b5fCI7bU+aoe1ccBbLe/WM",
"YUty1PqcuQT7XjA+XmYuL261tvW8pBetT+i33/E2d8PzzYt2IuK9qeevyS+yxdwA",
"kfwejFWzzsUlJaDxs1x4XOxkMgSj+jo+g12dFOb7fyClsAnq23iDb8AuaT/BScAI",
"+lO+gher69+6LmM7VGHLG5k762J1jTaQCaKt1s8TAWV99Eo4491vL6fyvk3l/Cfg",
"RXSwiWFgj19Pn0Rq7CD9v22UE2vdUMBTcV4aw79mClk1YQ23jbF0y5DCjPdJ62Zo",
"tskBgFt3NoWV80jZ76zIBLrrjLwCCll8JjJtFwSkt2GX5RFBsVa4A8IDht9RtEk7",
"rrHgbSZQfkauEi/mH3/6CDZoLqSHudUZ7d4MaJwun1TkFYGe2ORwGJd4OBj3oGJp",
"H8YBwCpk///L/fKjX0Gg3M8nrpM4wrRFhPKidAgO/kcm25X4+ZHlVkWBTCt5RWKI",
"fHh6oLDZCqCfcgMkE1KKmwfIHaUkhq5BPRigwy6i5dh1DM4+1UCLh3dxzVbqE9b9",
"61NB19nXdRtDA2sOUnj9ve6m/wEPyCb6/zBQZqvCBYb1/AjdXpUrFT+DbpfyxaXN",
"XfhDVb5mNqNM/IVj0V5fvTc6vOfYbzQtPm10H+FdWWfb+rJRfyC3MA2w2IqstFe3",
"w3bu2iE6CQvSqRvge+ZqLKt/NqYwOURiUmpuklbl3kPJ97+mfKWoiqk8Iz1VY+bb",
"NMUC7aoGv+jcoj+WS6PYO8N6BeRVUUB3ZJSf8nzjgxm1/BcM+UD3BPrlhT11ODRs",
"baifGbprMWwt3dhb8cQgRT8GPdpO1OsDkzL6iikMjLHWWiA99GV6ruiHsIPw6boW",
"A6/uSOskbDHOROotKmddGTBd0iiHXAoQsJFt1ZjUkt6EHrgWs+GAvrvKpXs1mrz8",
"uj3GwEFrHS+Xuf2UDgpszYT3hI2cL/kUtGakVR7m7vVMZqXBUbZdGAEb1PZNPwsI",
"E4aMK02+EVB+tSN4Fzj99N2YD0inVYt+oPjr2tHhUS6aSGBNS/48Ki47DOg4Sxkn",
"lkOWnEbCD+XTnbDd",
"=agR5",
"-----END PGP MESSAGE-----",
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi--",
"",
"",
]
).encode()
)
assert not check_encrypted_bstr(
"\r\n".join(
[
"Subject: Buy Penis Enlargement at www.malicious-domain.com",
"From: <barbaz@c2.testrun.org>",
"To: <foobar@c2.testrun.org>",
"Date: Sun, 15 Oct 2023 16:43:21 +0000",
"Message-ID: <Mr.UVyJWZmkCKM.hGzNc6glBE_@c2.testrun.org>",
"In-Reply-To: <Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>",
"References: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>",
"\t<Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>",
"Chat-Version: 1.0",
"Autocrypt: addr=barbaz@c2.testrun.org; prefer-encrypt=mutual;",
"\tkeydata=xjMEZSwWjhYJKwYBBAHaRw8BAQdAQBEhqeJh0GueHB6kF/DUQqYCxARNBVokg/AzT+7LqH",
"\trNFzxiYXJiYXpAYzIudGVzdHJ1bi5vcmc+wosEEBYIADMCGQEFAmUsFo4CGwMECwkIBwYVCAkKCwID",
"\tFgIBFiEEFTfUNvVnY3b9F7yHnmme1PfUhX8ACgkQnmme1PfUhX9A4AEAnHWHp49eBCMHK5t66gYPiW",
"\tXQuB1mwUjzGfYWB+0RXUoA/0xcQ3FbUNlGKW7Blp6eMFfViv6Mv2d3kNSXACB6nmcMzjgEZSwWjhIK",
"\tKwYBBAGXVQEFAQEHQBpY5L2M1XHo0uxf8SX1wNLBp/OVvidoWHQF2Jz+kJsUAwEIB8J4BBgWCAAgBQ",
"\tJlLBaOAhsMFiEEFTfUNvVnY3b9F7yHnmme1PfUhX8ACgkQnmme1PfUhX/INgEA37AJaNvruYsJVanP",
"\tIXnYw4CKd55UAwl8Zcy+M2diAbkA/0fHHcGV4r78hpbbL1Os52DPOdqYQRauIeJUeG+G6bQO",
"MIME-Version: 1.0",
'Content-Type: multipart/encrypted; protocol="application/pgp-encrypted";',
'\tboundary="YFrteb74qSXmggbOxZL9dRnhymywAi"',
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi",
"Content-Description: PGP/MIME version identification",
"Content-Type: application/pgp-encrypted",
"",
"Version: 1",
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi",
"Content-Description: OpenPGP encrypted message",
'Content-Disposition: inline; filename="encrypted.asc";',
'Content-Type: application/octet-stream; name="encrypted.asc"',
"",
"-----BEGIN PGP MESSAGE-----",
"",
"wU4DhW3gBZ/VvCYSAQdA8bMs2spwbKdGjVsL1ByPkNrqD7frpB73maeL6I6SzDYg",
"O5G53tv339RdKq3WRcCtEEvxjHlUx2XNwXzC04BpmfvBTgNfPUyLDzjXnxIBB0Ae",
"8ymwGvXMCCimHXN0Dg8Ui62KOi03h0UgheoHWovJSCDF4CKre/xtFr3nL7lq/PKI",
"JsjVNz7/RK9FSXF6WwfONtLCyQGEuVAsB/KXfCBEyfKhaMwGHvhujRidGW5uV1no",
"lMGl3ODmo29Lgeu2uSE7EpJRZoe6hU6ddmBkqxax61ZtkaFlGFFpdo2K8balNNdz",
"ZsJ/9mmI9x3oOJ4/l1nhQbUO9ADbs7gJhFdV5Qkp30b5fCI7bU+aoe1ccBbLe/WM",
"YUty1PqcuQT7XjA+XmYuL261tvW8pBetT+i33/E2d8PzzYt2IuK9qeevyS+yxdwA",
"kfwejFWzzsUlJaDxs1x4XOxkMgSj+jo+g12dFOb7fyClsAnq23iDb8AuaT/BScAI",
"+lO+gher69+6LmM7VGHLG5k762J1jTaQCaKt1s8TAWV99Eo4491vL6fyvk3l/Cfg",
"RXSwiWFgj19Pn0Rq7CD9v22UE2vdUMBTcV4aw79mClk1YQ23jbF0y5DCjPdJ62Zo",
"tskBgFt3NoWV80jZ76zIBLrrjLwCCll8JjJtFwSkt2GX5RFBsVa4A8IDht9RtEk7",
"rrHgbSZQfkauEi/mH3/6CDZoLqSHudUZ7d4MaJwun1TkFYGe2ORwGJd4OBj3oGJp",
"H8YBwCpk///L/fKjX0Gg3M8nrpM4wrRFhPKidAgO/kcm25X4+ZHlVkWBTCt5RWKI",
"fHh6oLDZCqCfcgMkE1KKmwfIHaUkhq5BPRigwy6i5dh1DM4+1UCLh3dxzVbqE9b9",
"61NB19nXdRtDA2sOUnj9ve6m/wEPyCb6/zBQZqvCBYb1/AjdXpUrFT+DbpfyxaXN",
"XfhDVb5mNqNM/IVj0V5fvTc6vOfYbzQtPm10H+FdWWfb+rJRfyC3MA2w2IqstFe3",
"w3bu2iE6CQvSqRvge+ZqLKt/NqYwOURiUmpuklbl3kPJ97+mfKWoiqk8Iz1VY+bb",
"NMUC7aoGv+jcoj+WS6PYO8N6BeRVUUB3ZJSf8nzjgxm1/BcM+UD3BPrlhT11ODRs",
"baifGbprMWwt3dhb8cQgRT8GPdpO1OsDkzL6iikMjLHWWiA99GV6ruiHsIPw6boW",
"A6/uSOskbDHOROotKmddGTBd0iiHXAoQsJFt1ZjUkt6EHrgWs+GAvrvKpXs1mrz8",
"uj3GwEFrHS+Xuf2UDgpszYT3hI2cL/kUtGakVR7m7vVMZqXBUbZdGAEb1PZNPwsI",
"E4aMK02+EVB+tSN4Fzj99N2YD0inVYt+oPjr2tHhUS6aSGBNS/48Ki47DOg4Sxkn",
"lkOWnEbCD+XTnbDd",
"=agR5",
"-----END PGP MESSAGE-----",
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi--",
"",
"",
]
).encode()
)
assert not check_encrypted_bstr(
"\r\n".join(
[
"Subject: Message opened",
"From: <barbaz@c2.testrun.org>",
"To: <foobar@c2.testrun.org>",
"Date: Sun, 15 Oct 2023 16:43:25 +0000",
"Message-ID: <Mr.78MWtlV7RAi.goCFzBhCYfy@c2.testrun.org>",
"Auto-Submitted: auto-replied",
"Chat-Version: 1.0",
"MIME-Version: 1.0",
"Content-Type: multipart/report; report-type=disposition-notification;",
'\tboundary="Gl92xgZjOShJ5PGHntqYkoo2OK2Dvi"',
"",
"",
"--Gl92xgZjOShJ5PGHntqYkoo2OK2Dvi",
"Content-Type: text/plain; charset=utf-8; format=flowed; delsp=no",
"",
'The "Hi!" message you sent was displayed on the screen of the recipient.',
"",
"This is no guarantee the content was read.",
"",
"",
"--Gl92xgZjOShJ5PGHntqYkoo2OK2Dvi",
"Content-Type: message/disposition-notification",
"",
"Reporting-UA: Delta Chat 1.124.1",
"Original-Recipient: rfc822;barbaz@c2.testrun.org",
"Final-Recipient: rfc822;barbaz@c2.testrun.org",
"Original-Message-ID: <Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>",
"Disposition: manual-action/MDN-sent-automatically; displayed",
"",
"",
"--Gl92xgZjOShJ5PGHntqYkoo2OK2Dvi--",
"",
"",
]
).encode()
)

View File

@@ -4,8 +4,8 @@ Chat Mail pyinfra deploy.
import importlib.resources
from pathlib import Path
from pyinfra import host
from pyinfra.operations import apt, files, server, systemd
from pyinfra import host, logger
from pyinfra.operations import apt, files, server, systemd, python
from pyinfra.facts.files import File
from .acmetool import deploy_acmetool
@@ -34,28 +34,43 @@ def _install_chatmaild() -> None:
commands=[f"pip install --break-system-packages {remote_path}"],
)
for fn in (
"doveauth-dictproxy",
"filtermail",
):
files.put(
name=f"Upload {fn}.service",
src=importlib.resources.files("chatmaild")
.joinpath(f"{fn}.service")
.open("rb"),
dest=f"/etc/systemd/system/{fn}.service",
user="root",
group="root",
mode="644",
)
systemd.service(
name=f"Setup {fn} service",
service=f"{fn}.service",
running=True,
enabled=True,
restarted=True,
daemon_reload=True,
)
files.put(
name="upload doveauth-dictproxy.service",
src=importlib.resources.files("chatmaild")
.joinpath("doveauth-dictproxy.service")
.open("rb"),
dest="/etc/systemd/system/doveauth-dictproxy.service",
user="root",
group="root",
mode="644",
)
systemd.service(
name="Setup doveauth-dictproxy service",
service="doveauth-dictproxy.service",
running=True,
enabled=True,
restarted=True,
daemon_reload=True,
)
files.put(
name="upload filtermail.service",
src=importlib.resources.files("chatmaild")
.joinpath("filtermail.service")
.open("rb"),
dest="/etc/systemd/system/filtermail.service",
user="root",
group="root",
mode="644",
)
systemd.service(
name="Setup filtermail service",
service="filtermail.service",
running=True,
enabled=True,
restarted=True,
daemon_reload=True,
)
def _configure_opendkim(domain: str, dkim_selector: str) -> bool:
@@ -70,36 +85,6 @@ def _configure_opendkim(domain: str, dkim_selector: str) -> bool:
mode="644",
config={"domain_name": domain, "opendkim_selector": dkim_selector},
)
need_restart |= main_config.changed
files.directory(
name="Add opendkim directory to /etc",
path="/etc/opendkim",
user="opendkim",
group="opendkim",
mode="750",
present=True,
)
keytable = files.template(
src=importlib.resources.files(__package__).joinpath("opendkim/KeyTable"),
dest="/etc/dkimkeys/KeyTable",
user="opendkim",
group="opendkim",
mode="644",
config={"domain_name": domain, "opendkim_selector": dkim_selector},
)
need_restart |= keytable.changed
signing_table = files.template(
src=importlib.resources.files(__package__).joinpath("opendkim/SigningTable"),
dest="/etc/dkimkeys/SigningTable",
user="opendkim",
group="opendkim",
mode="644",
config={"domain_name": domain, "opendkim_selector": dkim_selector},
)
need_restart |= signing_table.changed
files.directory(
name="Add opendkim socket directory to /var/spool/postfix",
@@ -120,6 +105,8 @@ def _configure_opendkim(domain: str, dkim_selector: str) -> bool:
_sudo_user="opendkim",
)
need_restart |= main_config.changed
return need_restart
@@ -183,44 +170,6 @@ def _configure_dovecot(mail_server: str, debug: bool = False) -> bool:
mode="644",
)
# as per https://doc.dovecot.org/configuration_manual/os/
# it is recommended to set the following inotify limits
for name in ("max_user_instances", "max_user_watches"):
key = f"fs.inotify.{name}"
server.sysctl(
name=f"Change {key}",
key=key,
value=65535,
persist=True,
)
return need_restart
def _configure_nginx(domain: str, debug: bool = False) -> bool:
"""Configures nginx HTTP server."""
need_restart = False
main_config = files.template(
src=importlib.resources.files(__package__).joinpath("nginx/nginx.conf.j2"),
dest="/etc/nginx/nginx.conf",
user="root",
group="root",
mode="644",
config={"domain_name": domain},
)
need_restart |= main_config.changed
autoconfig = files.template(
src=importlib.resources.files(__package__).joinpath("nginx/autoconfig.xml.j2"),
dest="/var/www/html/.well-known/autoconfig/mail/config-v1.1.xml",
user="root",
group="root",
mode="644",
config={"domain_name": domain},
)
need_restart |= autoconfig.changed
return need_restart
@@ -245,7 +194,7 @@ def deploy_chatmail(mail_domain: str, mail_server: str, dkim_selector: str) -> N
)
# Deploy acmetool to have TLS certificates.
deploy_acmetool(nginx_hook=True, domains=[mail_server])
deploy_acmetool(domains=[mail_server])
apt.packages(
name="Install Postfix",
@@ -265,23 +214,11 @@ def deploy_chatmail(mail_domain: str, mail_server: str, dkim_selector: str) -> N
],
)
apt.packages(
name="Install nginx",
packages=["nginx"],
)
_install_chatmaild()
debug = False
dovecot_need_restart = _configure_dovecot(mail_server, debug=debug)
postfix_need_restart = _configure_postfix(mail_domain, debug=debug)
opendkim_need_restart = _configure_opendkim(mail_domain, dkim_selector)
nginx_need_restart = _configure_nginx(mail_domain)
# deploy web pages and info if we have them
pkg_root = importlib.resources.files(__package__)
www_path = pkg_root.joinpath(f"../../../www/{mail_domain}").resolve()
if www_path.is_dir():
files.rsync(f"{www_path}/", "/var/www/html", flags=["-avz"])
systemd.service(
name="Start and enable OpenDKIM",
@@ -307,33 +244,13 @@ def deploy_chatmail(mail_domain: str, mail_server: str, dkim_selector: str) -> N
restarted=dovecot_need_restart,
)
systemd.service(
name="Start and enable nginx",
service="nginx.service",
running=True,
enabled=True,
restarted=nginx_need_restart,
)
def callback():
result = server.shell(
commands=[
f"""sed 's/\tIN/ 600 IN/;s/\t(//;s/\"$//;s/^\t \"//g; s/ ).*//' """
f"""/etc/dkimkeys/{dkim_selector}.txt | tr --delete '\n'"""
]
)
logger.info(f"Add this TXT entry into DNS zone: {result.stdout}")
# This file is used by auth proxy.
# https://wiki.debian.org/EtcMailName
server.shell(
name="Setup /etc/mailname",
commands=[f"echo {mail_domain} >/etc/mailname; chmod 644 /etc/mailname"],
)
journald_conf = files.put(
name="Configure journald",
src=importlib.resources.files(__package__).joinpath("journald.conf"),
dest="/etc/systemd/journald.conf",
user="root",
group="root",
mode="644",
)
systemd.service(
name="Start and enable journald",
service="systemd-journald.service",
running=True,
enabled=True,
restarted=journald_conf,
)
python.call(name="Print TXT entry for DKIM", function=callback)

View File

@@ -1,6 +1,6 @@
import importlib.resources
from pyinfra.operations import apt, files, server
from pyinfra.operations import apt, files, systemd, server
def deploy_acmetool(nginx_hook=False, email="", domains=[]):
@@ -38,13 +38,22 @@ def deploy_acmetool(nginx_hook=False, email="", domains=[]):
email=email,
)
files.template(
src=importlib.resources.files(__package__).joinpath("target.yaml.j2"),
dest="/var/lib/acme/conf/target",
service_file = files.put(
src=importlib.resources.files(__package__)
.joinpath("acmetool-redirector.service")
.open("rb"),
dest="/etc/systemd/system/acmetool-redirector.service",
user="root",
group="root",
mode="644",
)
systemd.service(
name="Setup acmetool-redirector service",
service="acmetool-redirector.service",
running=False,
enabled=False,
restarted=service_file.changed,
)
for domain in domains:
server.shell(

View File

@@ -0,0 +1,11 @@
[Unit]
Description=acmetool HTTP redirector
[Service]
Type=notify
ExecStart=/usr/bin/acmetool redirector --service.uid=daemon
Restart=always
RestartSec=30
[Install]
WantedBy=multi-user.target

View File

@@ -1,7 +0,0 @@
request:
provider: https://acme-v02.api.letsencrypt.org/directory
key:
type: rsa
challenge:
webroot-paths:
- /var/www/html/.well-known/acme-challenge

View File

@@ -6,7 +6,7 @@ from deploy_chatmail import deploy_chatmail
def main():
mail_domain = os.getenv("CHATMAIL_DOMAIN")
mail_server = os.getenv("CHATMAIL_SERVER", mail_domain)
dkim_selector = os.getenv("CHATMAIL_DKIM_SELECTOR", "dkim")
dkim_selector = os.getenv("CHATMAIL_DKIM_SELECTOR", "2023")
assert mail_domain
assert mail_server

View File

@@ -118,24 +118,6 @@ service auth-worker {
user = vmail
}
service imap-login {
# High-security mode.
# Each process serves a single connection and exits afterwards.
# This is the default, but we set it explicitly to be sure.
# See <https://doc.dovecot.org/admin_manual/login_processes/#high-security-mode> for details.
service_count = 1
# Inrease the number of simultaneous connections.
#
# As of Dovecot 2.3.19.1 the default is 100 processes.
# Combined with `service_count = 1` it means only 100 connections
# can be handled simultaneously.
process_limit = 10000
# Avoid startup latency for new connections.
process_min_avail = 10
}
ssl = required
ssl_cert = </var/lib/acme/live/{{ config.hostname }}/fullchain
ssl_key = </var/lib/acme/live/{{ config.hostname }}/privkey

View File

@@ -1,2 +0,0 @@
[Journal]
MaxRetentionSec=3d

View File

@@ -1,37 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<clientConfig version="1.1">
<emailProvider id="{{ config.domain_name }}">
<domain>{{ config.domain_name }}</domain>
<displayName>{{ config.domain_name }} chatmail</displayName>
<displayShortName>{{ config.domain_name }}</displayShortName>
<incomingServer type="imap">
<hostname>{{ config.domain_name }}</hostname>
<port>993</port>
<socketType>SSL</socketType>
<authentication>password-cleartext</authentication>
<username>%EMAILADDRESS%</username>
</incomingServer>
<incomingServer type="imap">
<hostname>{{ config.domain_name }}</hostname>
<port>143</port>
<socketType>STARTTLS</socketType>
<authentication>password-cleartext</authentication>
<username>%EMAILADDRESS%</username>
</incomingServer>
<outgoingServer type="smtp">
<hostname>{{ config.domain_name }}</hostname>
<port>465</port>
<socketType>SSL</socketType>
<authentication>password-cleartext</authentication>
<username>%EMAILADDRESS%</username>
</outgoingServer>
<outgoingServer type="smtp">
<hostname>{{ config.domain_name }}</hostname>
<port>587</port>
<socketType>STARTTLS</socketType>
<authentication>password-cleartext</authentication>
<username>%EMAILADDRESS%</username>
</outgoingServer>
</emailProvider>
</clientConfig>

View File

@@ -1,47 +0,0 @@
user www-data;
worker_processes auto;
pid /run/nginx.pid;
error_log /var/log/nginx/error.log;
events {
worker_connections 768;
# multi_accept on;
}
http {
sendfile on;
tcp_nopush on;
# Do not emit nginx version on error pages.
server_tokens off;
include /etc/nginx/mime.types;
default_type application/octet-stream;
ssl_protocols TLSv1 TLSv1.1 TLSv1.2 TLSv1.3;
ssl_prefer_server_ciphers on;
ssl_certificate /var/lib/acme/live/{{ config.domain_name }}/fullchain;
ssl_certificate_key /var/lib/acme/live/{{ config.domain_name }}/privkey;
gzip on;
server {
listen 80 default_server;
listen [::]:80 default_server;
listen 443 ssl default_server;
listen [::]:443 ssl default_server;
root /var/www/html;
index index.html index.htm;
server_name _;
location / {
# First attempt to serve request as file, then
# as directory, then fall back to displaying a 404.
try_files $uri $uri/ =404;
}
}
}

View File

@@ -1 +0,0 @@
dkim._domainkey.{{ config.domain_name }} {{ config.domain_name }}:{{ config.opendkim_selector }}:/etc/dkimkeys/dkim.private

View File

@@ -1 +0,0 @@
*@{{ config.domain_name }} {{ config.opendkim_selector }}._domainkey.{{ config.domain_name }}

View File

@@ -1,4 +1,7 @@
# OpenDKIM configuration.
# This is a basic configuration for signing and verifying. It can easily be
# adapted to suit a basic installation. See opendkim.conf(5) and
# /usr/share/doc/opendkim/examples/opendkim.conf.sample for complete
# documentation of available configuration parameters.
Syslog yes
SyslogSuccess yes
@@ -18,9 +21,7 @@ OversignHeaders From
# setup options can be found in /usr/share/doc/opendkim/README.opendkim.
Domain {{ config.domain_name }}
Selector {{ config.opendkim_selector }}
KeyFile /etc/dkimkeys/{{ config.opendkim_selector }}.private
KeyTable /etc/dkimkeys/KeyTable
SigningTable /etc/dkimkeys/SigningTable
KeyFile /etc/dkimkeys/{{ config.opendkim_selector }}.private
# In Debian, opendkim runs as user "opendkim". A umask of 007 is required when
# using a local socket with MTAs that access the socket as a non-privileged

View File

@@ -32,7 +32,7 @@ submission inet n - y - - smtpd
-o smtpd_recipient_restrictions=
-o smtpd_relay_restrictions=permit_sasl_authenticated,reject
-o milter_macro_daemon_name=ORIGINATING
-o smtpd_proxy_filter=127.0.0.1:10080
-o content_filter=filter:unix:private/filtermail
smtps inet n - y - - smtpd
-o syslog_name=postfix/smtps
-o smtpd_tls_wrappermode=yes
@@ -47,7 +47,7 @@ smtps inet n - y - - smtpd
-o smtpd_recipient_restrictions=
-o smtpd_relay_restrictions=permit_sasl_authenticated,reject
-o milter_macro_daemon_name=ORIGINATING
-o smtpd_proxy_filter=127.0.0.1:10080
-o content_filter=filter:unix:private/filtermail
#628 inet n - y - - qmqpd
pickup unix n - y 60 1 pickup
cleanup unix n - y - 0 cleanup
@@ -76,5 +76,5 @@ scache unix - - y - 1 scache
postlog unix-dgram n - n - 1 postlogd
filter unix - n n - - lmtp
# Local SMTP server for reinjecting filered mail.
localhost:10025 inet n - n - 10 smtpd
-o syslog_name=postfix/reinject
localhost:10026 inet n - n - 10 smtpd
-o content_filter=

34
online-tests/benchmark.py Normal file
View File

@@ -0,0 +1,34 @@
def test_tls_serialized_connect(benchmark, imap_or_smtp):
def connect():
imap_or_smtp.connect()
benchmark(connect)
def test_login(benchmark, imap_or_smtp, gencreds):
cls = imap_or_smtp.__class__
conns = []
for i in range(20):
conn = cls(imap_or_smtp.host)
conn.connect()
conns.append(conn)
def login():
conn = conns.pop()
conn.login(*gencreds())
benchmark(login)
def test_send_and_receive_10(benchmark, cmfactory, lp):
"""send many messages between two accounts"""
ac1, ac2 = cmfactory.get_online_accounts(2)
chat = cmfactory.get_accepted_chat(ac1, ac2)
def send_10_receive_all():
for i in range(10):
chat.send_text(f"hello {i}")
for i in range(10):
ac2.wait_next_incoming_message()
benchmark(send_10_receive_all)

View File

@@ -1,34 +1,19 @@
import os
import io
import time
import random
import subprocess
import imaplib
import smtplib
import itertools
from email.parser import BytesParser
from email import policy
from pathlib import Path
from math import ceil
import pytest
conftestdir = Path(__file__).parent
def pytest_addoption(parser):
parser.addoption(
"--slow", action="store_true", default=False, help="also run slow tests"
)
def pytest_configure(config):
config._benchresults = {}
config.addinivalue_line(
"markers", "slow: mark test to require --slow option to run"
)
def pytest_runtest_setup(item):
markers = list(item.iter_markers(name="slow"))
if markers:
@@ -69,49 +54,6 @@ def pytest_report_header():
return ["-" * len(text), text, "-" * len(text)]
@pytest.fixture
def benchmark(request):
def bench(func, num, name=None):
if name is None:
name = func.__name__
durations = []
for i in range(num):
now = time.time()
func()
durations.append(time.time() - now)
durations.sort()
request.config._benchresults[name] = durations
return bench
def pytest_terminal_summary(terminalreporter):
tr = terminalreporter
results = tr.config._benchresults
if not results:
return
tr.section("benchmark results")
float_names = "median min max".split()
width = max(map(len, float_names))
def fcol(parts):
return " ".join(part.rjust(width) for part in parts)
headers = f"{'benchmark name': <30} " + fcol(float_names)
tr.write_line(headers)
tr.write_line("-" * len(headers))
for name, durations in results.items():
measures = [
sorted(durations)[len(durations) // 2],
min(durations),
max(durations),
]
line = f"{name: <30} "
line += fcol(f"{float: 2.2f}" for float in measures)
tr.write_line(line)
@pytest.fixture
def imap(maildomain):
return ImapConn(maildomain)
@@ -133,24 +75,6 @@ class ImapConn:
print(f"imap-login {user!r} {password!r}")
self.conn.login(user, password)
def fetch_all(self):
print("imap-fetch all")
status, res = self.conn.select()
if int(res[0]) == 0:
raise ValueError("no messages in imap folder")
status, results = self.conn.fetch("1:*", "(RFC822)")
assert status == "OK"
return results
def fetch_all_messages(self):
print("imap-fetch all messages")
results = self.fetch_all()
messages = []
for item in results:
if len(item) == 2:
messages.append(item[1].decode())
return messages
@pytest.fixture
def smtp(maildomain):
@@ -173,11 +97,6 @@ class SmtpConn:
print(f"smtp-login {user!r} {password!r}")
self.conn.login(user, password)
def sendmail(self, from_addr, to_addrs, msg):
print(f"smtp-sendmail from={from_addr!r} to_addrs={to_addrs!r}")
print(f"smtp-sendmail message size: {len(msg)}")
return self.conn.sendmail(from_addr=from_addr, to_addrs=to_addrs, msg=msg)
@pytest.fixture(params=["imap", "smtp"])
def imap_or_smtp(request):
@@ -195,8 +114,8 @@ def gencreds(maildomain):
num = next(count)
alphanumeric = "abcdefghijklmnopqrstuvwxyz1234567890"
user = "".join(random.choices(alphanumeric, k=10))
user = f"ac{num}_{user}"[:9]
password = "".join(random.choices(alphanumeric, k=12))
user = f"ac{num}_{user}"
password = "".join(random.choices(alphanumeric, k=10))
yield f"{user}@{domain}", f"{password}"
return lambda domain=None: next(gen(domain))
@@ -279,72 +198,4 @@ class Remote:
)
while 1:
line = self.popen.stdout.readline()
res = line.decode().strip().lower()
if res:
yield res
else:
break
@pytest.fixture
def maildata(request, gencreds):
datadir = conftestdir.joinpath("mail-data")
def maildata(name, from_addr=None, to_addr=None):
if from_addr is None:
from_addr = gencreds()[0]
if to_addr is None:
to_addr = gencreds()[0]
data = datadir.joinpath(name).read_text()
text = data.format(from_addr=from_addr, to_addr=to_addr)
return BytesParser(policy=policy.default).parsebytes(text.encode())
return maildata
@pytest.fixture
def cmsetup(maildomain, gencreds):
return CMSetup(maildomain, gencreds)
class CMSetup:
def __init__(self, maildomain, gencreds):
self.maildomain = maildomain
self.gencreds = gencreds
def gen_users(self, num):
print(f"Creating {num} online users")
users = []
for i in range(num):
addr, password = self.gencreds()
user = CMUser(self.maildomain, addr, password)
assert user.smtp
users.append(user)
return users
class CMUser:
def __init__(self, maildomain, addr, password):
self.maildomain = maildomain
self.addr = addr
self.password = password
self._smtp = None
self._imap = None
@property
def smtp(self):
if not self._smtp:
handle = SmtpConn(self.maildomain)
handle.connect()
handle.login(self.addr, self.password)
self._smtp = handle
return self._smtp
@property
def imap(self):
if not self._imap:
imap = ImapConn(self.maildomain)
imap.connect()
imap.login(self.addr, self.password)
self._imap = imap
return self._imap
yield line.decode().strip().lower()

3
online-tests/pytest.ini Normal file
View File

@@ -0,0 +1,3 @@
[pytest]
addopts = -vrsx --strict-markers
markers = slow: mark test as slow (requires --slow option to run)

View File

@@ -0,0 +1,15 @@
def test_remote(remote, imap_or_smtp):
lineproducer = remote.iter_output(imap_or_smtp.logcmd)
imap_or_smtp.connect()
assert imap_or_smtp.name in next(lineproducer)
def test_use_two_chatmailservers(cmfactory, maildomain2):
ac1 = cmfactory.new_online_configuring_account(cache=False)
cmfactory.switch_maildomain(maildomain2)
ac2 = cmfactory.new_online_configuring_account(cache=False)
cmfactory.bring_accounts_online()
cmfactory.get_accepted_chat(ac1, ac2)
domain1 = ac1.get_config("addr").split("@")[1]
domain2 = ac2.get_config("addr").split("@")[1]
assert domain1 != domain2

View File

@@ -1,5 +1,4 @@
import pytest
import smtplib
def test_login_basic_functioning(imap_or_smtp, gencreds, lp):
@@ -23,11 +22,6 @@ def test_login_basic_functioning(imap_or_smtp, gencreds, lp):
with pytest.raises(imap_or_smtp.AuthError):
imap_or_smtp.login(user, password + "wrong")
lp.sec(f"creating users with a short password is not allowed")
user, _password = gencreds()
with pytest.raises(imap_or_smtp.AuthError):
imap_or_smtp.login(user, "admin")
def test_login_same_password(imap_or_smtp, gencreds):
"""Test two different users logging in with the same password

View File

@@ -1,4 +1,3 @@
import time
import random
import pytest
@@ -82,29 +81,3 @@ class TestEndToEndDeltaChat:
ch = ac2.qr_setup_contact(qr)
assert ch.id >= 10
ac1._evtracker.wait_securejoin_inviter_progress(1000)
def test_read_receipts_between_instances(self, cmfactory, lp, maildomain2):
ac1 = cmfactory.new_online_configuring_account(cache=False)
cmfactory.switch_maildomain(maildomain2)
ac2 = cmfactory.new_online_configuring_account(cache=False)
cmfactory.bring_accounts_online()
lp.sec("setup encrypted comms between ac1 and ac2 on different instances")
qr = ac1.get_setup_contact_qr()
ch = ac2.qr_setup_contact(qr)
msg = ac2.wait_next_incoming_message()
assert "verified" in msg.text
lp.sec("ac1 sends a message and ac2 marks it as seen")
chat = ac1.create_chat(ac2)
msg = chat.send_text("hi")
m = ac2.wait_next_incoming_message()
m.mark_seen()
# we can only indirectly wait for mark-seen to cause an smtp-error
lp.sec("try to wait for markseen to complete and check error states")
deadline = time.time() + 3.1
while time.time() < deadline:
msgs = m.chat.get_messages()
for msg in msgs:
assert "error" not in m.get_message_info()
time.sleep(1)

View File

@@ -1,4 +1,4 @@
#!/bin/bash
set -e
venv/bin/pytest online-tests/benchmark.py -vrx
online-tests/venv/bin/pytest online-tests/benchmark.py -vrx

View File

@@ -1,15 +1,10 @@
#!/usr/bin/env bash
: ${CHATMAIL_DOMAIN:=c1.testrun.org}
export CHATMAIL_DOMAIN
echo -----------------------------------------
echo deploying to $CHATMAIL_DOMAIN
echo -----------------------------------------
chatmaild/venv/bin/python3 -m build -n --sdist chatmaild --outdir dist
echo WARNING: in five seconds deploy to $CHATMAIL_DOMAIN starts
sleep 5
venv/bin/python3 -m build -n --sdist chatmaild --outdir dist
venv/bin/pyinfra --ssh-user root "$CHATMAIL_DOMAIN" \
deploy-chatmail/venv/bin/pyinfra --ssh-user root "$CHATMAIL_DOMAIN" \
deploy-chatmail/src/deploy_chatmail/deploy.py
rm -r dist/

View File

@@ -1,20 +0,0 @@
#!/bin/sh
: ${CHATMAIL_DOMAIN:=c1.testrun.org}
: ${CHATMAIL_SSH:=$CHATMAIL_DOMAIN}
set -e
SSH="ssh root@$CHATMAIL_SSH"
EMAIL="root@$CHATMAIL_DOMAIN"
ACME_ACCOUNT_URL="$($SSH -- acmetool account-url)"
cat <<EOF
$CHATMAIL_DOMAIN. MX 10 $CHATMAIL_DOMAIN.
$CHATMAIL_DOMAIN. TXT "v=spf1 a:$CHATMAIL_DOMAIN -all"
_dmarc.$CHATMAIL_DOMAIN. TXT "v=DMARC1;p=reject;rua=mailto:$EMAIL;ruf=mailto:$EMAIL;fo=1;adkim=r;aspf=r"
_submission._tcp.$CHATMAIL_DOMAIN. SRV 0 1 587 $CHATMAIL_DOMAIN.
_submissions._tcp.$CHATMAIL_DOMAIN. SRV 0 1 465 $CHATMAIL_DOMAIN.
_imap._tcp.$CHATMAIL_DOMAIN. SRV 0 1 143 $CHATMAIL_DOMAIN.
_imaps._tcp.$CHATMAIL_DOMAIN. SRV 0 1 993 $CHATMAIL_DOMAIN.
$CHATMAIL_DOMAIN. IN CAA 0 issue "letsencrypt.org; accounturi=$ACME_ACCOUNT_URL"
EOF
$SSH opendkim-genzone -F | sed 's/^;.*$//;/^$/d'

View File

@@ -1,8 +1,13 @@
#!/bin/sh
set -e
python3 -m venv venv
pip=venv/bin/pip
python3 -m venv deploy-chatmail/venv
deploy-chatmail/venv/bin/pip install pyinfra pytest
deploy-chatmail/venv/bin/pip install -e deploy-chatmail
deploy-chatmail/venv/bin/pip install -e chatmaild
$pip install pyinfra pytest build 'setuptools>=68' tox deltachat
$pip install -e deploy-chatmail
$pip install -e chatmaild
python3 -m venv chatmaild/venv
chatmaild/venv/bin/pip install --upgrade pytest build 'setuptools>=68'
chatmaild/venv/bin/pip install -e chatmaild
python3 -m venv online-tests/venv
online-tests/venv/bin/pip install pytest pytest-timeout pdbpp deltachat pytest-benchmark

View File

@@ -1,4 +1,7 @@
#!/bin/bash
venv/bin/tox -c chatmaild
venv/bin/tox -c deploy-chatmail
venv/bin/pytest tests/online -vrx --durations=5 $@
set -e
pushd chatmaild/src/chatmaild
../../venv/bin/pytest
popd
online-tests/venv/bin/pytest online-tests/ -vrx --durations=5

View File

@@ -1,64 +0,0 @@
import os
import json
import pytest
import chatmaild.dictproxy
from chatmaild.dictproxy import get_user_data, lookup_passdb, handle_dovecot_request
from chatmaild.database import Database, DBError
@pytest.fixture()
def db(tmpdir):
db_path = tmpdir / "passdb.sqlite"
print("database path:", db_path)
return Database(db_path)
def test_basic(db):
lookup_passdb(db, "link2xt@c1.testrun.org", "Pieg9aeToe3eghuthe5u")
data = get_user_data(db, "link2xt@c1.testrun.org")
assert data
data2 = lookup_passdb(db, "link2xt@c1.testrun.org", "Pieg9aeToe3eghuthe5u")
assert data == data2
def test_dont_overwrite_password_on_wrong_login(db):
"""Test that logging in with a different password doesn't create a new user"""
res = lookup_passdb(db, "newuser1@something.org", "kajdlkajsldk12l3kj1983")
assert res["password"]
res2 = lookup_passdb(db, "newuser1@something.org", "kajdlqweqwe")
# this function always returns a password hash, which is actually compared by dovecot.
assert res["password"] == res2["password"]
def test_nocreate_file(db, monkeypatch, tmpdir):
p = tmpdir.join("nocreate")
p.write("")
monkeypatch.setattr(chatmaild.dictproxy, "NOCREATE_FILE", str(p))
lookup_passdb(db, "newuser1@something.org", "zequ0Aimuchoodaechik")
assert not get_user_data(db, "newuser1@something.org")
def test_db_version(db):
assert db.get_schema_version() == 1
def test_too_high_db_version(db):
with db.write_transaction() as conn:
conn.execute("PRAGMA user_version=%s;" % (999,))
with pytest.raises(DBError):
db.ensure_tables()
def test_handle_dovecot_request(db):
msg = ('Lshared/passdb/laksjdlaksjdlaksjdlk12j3l1k2j3123/'
'some42@c3.testrun.org\tsome42@c3.testrun.org')
res = handle_dovecot_request(msg, db, "c3.testrun.org")
assert res
assert res[0] == "O" and res.endswith("\n")
userdata = json.loads(res[1:].strip())
assert userdata["home"] == "/home/vmail/some42@c3.testrun.org"
assert userdata["uid"] == userdata["gid"] == "vmail"
assert userdata["password"].startswith("{SHA512-CRYPT}")

View File

@@ -1,82 +0,0 @@
from chatmaild.filtermail import check_encrypted, check_DATA, SendRateLimiter, check_mdn
import pytest
@pytest.fixture
def maildomain():
# let's not depend on a real chatmail instance for the offline tests below
return "chatmail.example.org"
def test_reject_forged_from(maildata, gencreds):
class env:
mail_from = gencreds()[0]
rcpt_tos = [gencreds()[0]]
# test that the filter lets good mail through
env.content = maildata("plain.eml", from_addr=env.mail_from).as_bytes()
assert not check_DATA(envelope=env)
# test that the filter rejects forged mail
env.content = maildata("plain.eml", from_addr="forged@c3.testrun.org").as_bytes()
error = check_DATA(envelope=env)
assert "500" in error
def test_filtermail_no_encryption_detection(maildata):
msg = maildata("plain.eml")
assert not check_encrypted(msg)
# https://xkcd.com/1181/
msg = maildata("fake-encrypted.eml")
assert not check_encrypted(msg)
def test_filtermail_encryption_detection(maildata):
msg = maildata("encrypted.eml")
assert check_encrypted(msg)
# if the subject is not "..." it is not considered ac-encrypted
msg.replace_header("Subject", "Click this link")
assert not check_encrypted(msg)
def test_filtermail_is_mdn(maildata, gencreds):
from_addr = gencreds()[0]
to_addr = gencreds()[0] + ".other"
msg = maildata("mdn.eml", from_addr, to_addr)
class env:
mail_from = from_addr
rcpt_tos = [to_addr]
content = msg.as_bytes()
assert check_mdn(msg, env)
print(msg.as_string())
assert not check_DATA(env)
def test_filtermail_to_multiple_recipients_no_mdn(maildata, gencreds):
from_addr = gencreds()[0]
to_addr = gencreds()[0] + ".other"
thirdaddr = gencreds()[0]
msg = maildata("mdn.eml", from_addr, to_addr)
class env:
mail_from = from_addr
rcpt_tos = [to_addr, thirdaddr]
content = msg.as_bytes()
assert not check_mdn(msg, env)
def test_send_rate_limiter():
limiter = SendRateLimiter()
for i in range(100):
if limiter.is_sending_allowed("some@example.org"):
if i <= SendRateLimiter.MAX_USER_SEND_PER_MINUTE:
continue
pytest.fail("limiter didn't work")
else:
assert i == SendRateLimiter.MAX_USER_SEND_PER_MINUTE + 1
break

View File

@@ -1,66 +0,0 @@
From: {from_addr}
To: {to_addr}
Subject: ...
Date: Sun, 15 Oct 2023 16:43:21 +0000
Message-ID: <Mr.UVyJWZmkCKM.hGzNc6glBE_@c2.testrun.org>
In-Reply-To: <Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>
References: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>
<Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>
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Content-Description: PGP/MIME version identification
Content-Type: application/pgp-encrypted
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Content-Description: OpenPGP encrypted message
Content-Disposition: inline; filename="encrypted.asc";
Content-Type: application/octet-stream; name="encrypted.asc"
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View File

@@ -1,25 +0,0 @@
Subject: =?utf-8?q?Message_from_foobar=40c2=2Etestrun=2Eorg?=
Chat-Disposition-Notification-To: foobar@c2.testrun.org
Chat-User-Avatar: 0
From: <{from_addr}>
To: <{to_addr}>
Date: Sun, 15 Oct 2023 16:41:44 +0000
Message-ID: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>
References: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>
Chat-Version: 1.0
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MIME-Version: 1.0
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-----BEGIN PGP MESSAGE-----
Hi!
-----END PGP MESSAGE-----

View File

@@ -1,33 +0,0 @@
Subject: Message opened
From: <{from_addr}>
To: <{to_addr}>
Date: Sun, 15 Oct 2023 16:43:25 +0000
Message-ID: <Mr.78MWtlV7RAi.goCFzBhCYfy@c2.testrun.org>
Auto-Submitted: auto-replied
Chat-Version: 1.0
MIME-Version: 1.0
Content-Type: multipart/report; report-type=disposition-notification;
boundary="Gl92xgZjOShJ5PGHntqYkoo2OK2Dvi"
--Gl92xgZjOShJ5PGHntqYkoo2OK2Dvi
Content-Type: text/plain; charset=utf-8; format=flowed; delsp=no
The "Hi!" message you sent was displayed on the screen of the recipient.
This is no guarantee the content was read.
--Gl92xgZjOShJ5PGHntqYkoo2OK2Dvi
Content-Type: message/disposition-notification
Reporting-UA: Delta Chat 1.124.1
Original-Recipient: rfc822;barbaz@c2.testrun.org
Final-Recipient: rfc822;barbaz@c2.testrun.org
Original-Message-ID: <Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>
Disposition: manual-action/MDN-sent-automatically; displayed
--Gl92xgZjOShJ5PGHntqYkoo2OK2Dvi--

View File

@@ -1,23 +0,0 @@
Subject: =?utf-8?q?Message_from_foobar=40c2=2Etestrun=2Eorg?=
Chat-Disposition-Notification-To: foobar@c2.testrun.org
Chat-User-Avatar: 0
From: <{from_addr}>
To: <{to_addr}>
Date: Sun, 15 Oct 2023 16:41:44 +0000
Message-ID: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>
References: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>
Chat-Version: 1.0
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MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8; format=flowed; delsp=no
Hi!

View File

@@ -1,60 +0,0 @@
def test_tls_imap(benchmark, imap):
def imap_connect():
imap.connect()
benchmark(imap_connect, 10)
def test_login_imap(benchmark, imap, gencreds):
def imap_connect_and_login():
imap.connect()
imap.login(*gencreds())
benchmark(imap_connect_and_login, 10)
def test_tls_smtp(benchmark, smtp):
def smtp_connect():
smtp.connect()
benchmark(smtp_connect, 10)
def test_login_smtp(benchmark, smtp, gencreds):
def smtp_connect_and_login():
smtp.connect()
smtp.login(*gencreds())
benchmark(smtp_connect_and_login, 10)
class TestDC:
def test_autoconfigure(self, benchmark, cmfactory):
def autoconfig_and_idle_ready():
cmfactory.get_online_accounts(1)
benchmark(autoconfig_and_idle_ready, 5)
def test_ping_pong(self, benchmark, cmfactory):
ac1, ac2 = cmfactory.get_online_accounts(2)
chat = cmfactory.get_accepted_chat(ac1, ac2)
def ping_pong():
chat.send_text("ping")
msg = ac2.wait_next_incoming_message()
msg.chat.send_text("pong")
ac1.wait_next_incoming_message()
benchmark(ping_pong, 5)
def test_send_10_receive_10(self, benchmark, cmfactory, lp):
ac1, ac2 = cmfactory.get_online_accounts(2)
chat = cmfactory.get_accepted_chat(ac1, ac2)
def send_10_receive_10():
for i in range(10):
chat.send_text(f"hello {i}")
for i in range(10):
ac2.wait_next_incoming_message()
benchmark(send_10_receive_10, 5)

View File

@@ -1,63 +0,0 @@
import smtplib
import pytest
def test_remote(remote, imap_or_smtp):
lineproducer = remote.iter_output(imap_or_smtp.logcmd)
imap_or_smtp.connect()
assert imap_or_smtp.name in next(lineproducer)
def test_use_two_chatmailservers(cmfactory, maildomain2):
ac1 = cmfactory.new_online_configuring_account(cache=False)
cmfactory.switch_maildomain(maildomain2)
ac2 = cmfactory.new_online_configuring_account(cache=False)
cmfactory.bring_accounts_online()
cmfactory.get_accepted_chat(ac1, ac2)
domain1 = ac1.get_config("addr").split("@")[1]
domain2 = ac2.get_config("addr").split("@")[1]
assert domain1 != domain2
@pytest.mark.parametrize("forgeaddr", ["internal", "someone@example.org"])
def test_reject_forged_from(cmsetup, maildata, lp, forgeaddr):
user1, user3 = cmsetup.gen_users(2)
lp.sec("send encrypted message with forged from")
print("envelope_from", user1.addr)
if forgeaddr == "internal":
addr_to_forge = cmsetup.gen_users(1)[0].addr
else:
addr_to_forge = "someone@example.org"
print("message to inject:")
msg = maildata("encrypted.eml", from_addr=addr_to_forge, to_addr=user3.addr)
msg = msg.as_string()
for line in msg.split("\n")[:4]:
print(f" {line}")
lp.sec("Send forged mail and check remote postfix lmtp processing result")
with pytest.raises(smtplib.SMTPException) as e:
user1.smtp.sendmail(from_addr=user1.addr, to_addrs=[user3.addr], msg=msg)
assert "500" in str(e.value)
@pytest.mark.slow
def test_exceed_rate_limit(cmsetup, gencreds, maildata):
"""Test that the per-account send-mail limit is exceeded."""
user1, user2 = cmsetup.gen_users(2)
mail = maildata(
"encrypted.eml", from_addr=user1.addr, to_addr=user2.addr
).as_string()
for i in range(100):
print("Sending mail", str(i))
try:
user1.smtp.sendmail(user1.addr, [user2.addr], mail)
except smtplib.SMTPException as e:
if i < 80:
pytest.fail(f"rate limit was exceeded too early with msg {i}")
outcome = e.recipients[user2.addr]
assert outcome[0] == 450
assert b"4.7.1: Too much mail from" in outcome[1]
return
pytest.fail("Rate limit was not exceeded")

View File

@@ -1,2 +0,0 @@
[pytest]
addopts = -vrsx --strict-markers

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@@ -1,61 +0,0 @@
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>nine.testrun.org - Experimenting with the Future of Email</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
.wrapper {
width: 100%;
max-width: 596px;
margin: 0 auto;
}
.section {
width: 100%;
max-width: 596px;
}
.text {
box-sizing: border-box;
padding: 9px;
font-size: 18px;
font-family: "Courier New", monospace;
color: white;
background-position: left top;
background-image: url(collage-bg.png);
background-repeat: no-repeat;
background-size: 100% 100%;
}
h1, h2, h3 {
font-size: 16px;
font-weight: bold;
}
</style>
</head>
<body>
<div class="wrapper">
<img class="section" src="collage-top.png" />
<div class="section text">
<h1>welcome to nine.testrun.org</h1>
<p>
to get an account,
invent a word with <i>exactly</i> nine characters
and append @nine.testrun.org to it.
eg. <b>hellofits@nine.testrun.org</b>
</p>
<p>
if the email address is not yet taken, you'll get that account.
the first login sets your password.
that's it.
</p>
</div>
<img class="section" src="collage-down.png" />
<div class="section text">
<h1>faq</h1>
<p><i>why are other email providers 1000 times more complicated?</i></p>
<p>because they want to for $reasons</p>
</div>
</div>
</body>
</html>