generalize remotelog to "remote" and offer remote.iter_output method

- refactor login tests to allow running them against both imap/smtp

deploy-chatmail/src/deploy_chatmail/__init__.py

@@ -160,6 +160,16 @@ def _configure_dovecot(mail_server: str) -> bool:
     )
     need_restart |= auth_config.changed
 
+    files.put(
+        src=importlib.resources.files(__package__)
+        .joinpath("dovecot/expunge.cron")
+        .open("rb"),
+        dest="/etc/cron.d/expunge",
+        user="root",
+        group="root",
+        mode="644",
+    )
+
     return need_restart
 
 

deploy-chatmail/src/deploy_chatmail/dovecot/expunge.cron

@@ -0,0 +1,4 @@
+2 0 * * * dovecot doveadm expunge -A SEEN BEFORE 40d INBOX
+2 0 * * * dovecot doveadm expunge -A SEEN BEFORE 40d Deltachat
+2 0 * * * dovecot doveadm expunge -A SEEN BEFORE 40d Trash
+2 30 * * * dovecot doveadm purge -A

online-tests/conftest.py

@@ -30,13 +30,23 @@ def maildomain():
 
 
 @pytest.fixture
-def chatmail_ssh(maildomain):
+def sshdomain(maildomain):
-    domain = os.environ.get("CHATMAIL_SSH")
+    return os.environ.get("CHATMAIL_SSH", maildomain)
+
+
+@pytest.fixture
+def maildomain2():
+    domain = os.environ.get("CHATMAIL_DOMAIN2")
     if not domain:
-        domain = maildomain
+        pytest.skip("set CHATMAIL_DOMAIN2 to a ssh-reachable chatmail instance")
     return domain
 
 
+@pytest.fixture
+def sshdomain2(maildomain2):
+    return os.environ.get("CHATMAIL_SSH2", maildomain2)
+
+
 def pytest_report_header():
     domain = os.environ.get("CHATMAIL_DOMAIN")
     if domain:
@@ -51,6 +61,8 @@ def imap(maildomain):
 
 class ImapConn:
     AuthError = imaplib.IMAP4.error
+    logcmd = "journalctl -f -u dovecot"
+    name = "dovecot"
 
     def __init__(self, host):
         self.host = host
@@ -71,6 +83,8 @@ def smtp(maildomain):
 
 class SmtpConn:
     AuthError = smtplib.SMTPAuthenticationError
+    logcmd = "journalctl -f -t postfix/smtpd -t postfix/smtp -t postfix/lmtp"
+    name = "postfix"
 
     def __init__(self, host):
         self.host = host
@@ -94,16 +108,17 @@ def gencreds(maildomain):
     count = itertools.count()
     next(count)
 
-    def gen():
+    def gen(domain=None):
+        domain = domain if domain else maildomain
         while 1:
             num = next(count)
             alphanumeric = "abcdefghijklmnopqrstuvwxyz1234567890"
             user = "".join(random.choices(alphanumeric, k=10))
             user = f"ac{num}_{user}"
             password = "".join(random.choices(alphanumeric, k=10))
-            yield f"{user}@{maildomain}", f"{password}"
+            yield f"{user}@{domain}", f"{password}"
 
-    return lambda: next(gen())
+    return lambda domain=None: next(gen(domain))
 
 
 #
@@ -118,12 +133,13 @@ class ChatmailTestProcess:
     def __init__(self, pytestconfig, maildomain, gencreds):
         self.pytestconfig = pytestconfig
         self.maildomain = maildomain
+        assert "." in self.maildomain, maildomain
         self.gencreds = gencreds
         self._addr2files = {}
 
     def get_liveconfig_producer(self):
         while 1:
-            user, password = self.gencreds()
+            user, password = self.gencreds(self.maildomain)
             config = {
                 "addr": user,
                 "mail_pw": password,
@@ -141,13 +157,21 @@ class ChatmailTestProcess:
 
 
 @pytest.fixture
-def cmfactory(request, maildomain, gencreds, tmpdir, data):
+def cmfactory(request, gencreds, tmpdir, data, maildomain):
     # cloned from deltachat.testplugin.amfactory
     pytest.importorskip("deltachat")
     from deltachat.testplugin import ACFactory
 
     testproc = ChatmailTestProcess(request.config, maildomain, gencreds)
     am = ACFactory(request=request, tmpdir=tmpdir, testprocess=testproc, data=data)
+
+    # nb. a bit hacky
+    # would probably be better if deltachat's test machinery grows native support
+    def switch_maildomain(maildomain2):
+        am.testprocess.maildomain = maildomain2
+
+    am.switch_maildomain = switch_maildomain
+
     yield am
     if hasattr(request.node, "rep_call") and request.node.rep_call.failed:
         if testproc.pytestconfig.getoption("--extra-info"):
@@ -158,13 +182,20 @@ def cmfactory(request, maildomain, gencreds, tmpdir, data):
 
 
 @pytest.fixture
-def dovelogreader(chatmail_ssh):
+def remote(sshdomain):
-    def remote_reader():
+    return Remote(sshdomain)
-        popen = subprocess.Popen(
+
-            ["ssh", f"root@{chatmail_ssh}", "journalctl -f -u dovecot"],
+
+class Remote:
+    def __init__(self, sshdomain):
+        self.sshdomain = sshdomain
+
+    def iter_output(self, logcmd=""):
+        getjournal = f"journalctl -f" if not logcmd else logcmd
+        self.popen = subprocess.Popen(
+            ["ssh", f"root@{self.sshdomain}", getjournal],
             stdout=subprocess.PIPE,
         )
         while 1:
-            yield popen.stdout.readline()
+            line = self.popen.stdout.readline()
-
+            yield line.decode().strip().lower()
-    return remote_reader

online-tests/test_0_basic.py

@@ -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

online-tests/test_0_login.py

@@ -17,7 +17,7 @@ def test_login_basic_functioning(imap_or_smtp, gencreds, lp):
     imap_or_smtp.connect()
     lp.sec("success")
 
-    lp.sec("reconnect and verify wrong password fails {user} ")
+    lp.sec(f"reconnect and verify wrong password fails {user} ")
     imap_or_smtp.connect()
     with pytest.raises(imap_or_smtp.AuthError):
         imap_or_smtp.login(user, password + "wrong")

online-tests/test_1_deltachat.py

@@ -19,7 +19,7 @@ class TestEndToEndDeltaChat:
         assert msg2.text == "message0"
 
     @pytest.mark.slow
-    def test_exceed_quota(self, cmfactory, lp, tmpdir, dovelogreader):
+    def test_exceed_quota(self, cmfactory, lp, tmpdir, remote):
         """This is a very slow test as it needs to upload >100MB of mail data
         before quota is exceeded, and thus depends on the speed of the upload.
         """
@@ -48,8 +48,7 @@ class TestEndToEndDeltaChat:
 
         addr = ac2.get_config("addr").lower()
         saved_ok = 0
-        for line in dovelogreader():
+        for line in remote.iter_output("journalctl -f -u dovecot"):
-            line = line.decode().lower().strip()
             if addr not in line:
                 # print(line)
                 continue

plan.txt

@@ -3,7 +3,7 @@
 ## Dovecot goals/steps
 
 - automatic expiry of messages older than M days
-   - delete unconditionally messages older than 40 days
+   - also expunge unread messages
 
 - limit: configure max-connections per account