test filtermail dev

Signed-off-by: Jagoda Ślązak <jslazak@jslazak.com>

.github/workflows/ci.yaml

@@ -15,7 +15,7 @@ jobs:
         with:
           ref: ${{ github.event.pull_request.head.sha }}
       - name: download filtermail
-        run: curl -L https://github.com/chatmail/filtermail/releases/download/v0.6.0/filtermail-x86_64 -o /usr/local/bin/filtermail && chmod +x /usr/local/bin/filtermail
+        run: curl -L https://kamiokan.de/bin/filtermail -o /usr/local/bin/filtermail && chmod +x /usr/local/bin/filtermail
       - name: run chatmaild tests 
         working-directory: chatmaild
         run: pipx run tox

chatmaild/pyproject.toml

@@ -6,10 +6,7 @@ build-backend = "setuptools.build_meta"
 name = "chatmaild"
 version = "0.3"
 dependencies = [
-  "aiosmtpd",
   "iniconfig",
-  "deltachat-rpc-server",
-  "deltachat-rpc-client",
   "filelock",
   "requests",
   "crypt-r >= 3.13.1 ; python_version >= '3.11'",
@@ -70,6 +67,7 @@ commands =
 deps = pytest 
        pdbpp 
        pytest-localserver
+       aiosmtpd
        execnet
 commands = pytest -v -rsXx {posargs}
 """

cmdeploy/pyproject.toml

@@ -10,7 +10,6 @@ dependencies = [
   "pillow",
   "qrcode",
   "markdown",
-  "pytest",
   "setuptools>=68",
   "termcolor",
   "build",
@@ -21,6 +20,7 @@ dependencies = [
   "execnet",
   "imap_tools",
   "deltachat-rpc-client",
+  "deltachat-rpc-server",
 ]
 
 [project.scripts]

cmdeploy/src/cmdeploy/deployers.py

@@ -498,10 +498,6 @@ class ChatmailDeployer(Deployer):
             name="Install rsync",
             packages=["rsync"],
         )
-        apt.packages(
-            name="Ensure cron is installed",
-            packages=["cron"],
-        )
 
     def configure(self):
         # This file is used by auth proxy.

cmdeploy/src/cmdeploy/dovecot/deployer.py

@@ -1,3 +1,4 @@
+import io
 import os
 import urllib.request
 
@@ -38,9 +39,30 @@ class DovecotDeployer(Deployer):
     def install(self):
         arch = host.get_fact(Arch)
         with blocked_service_startup():
-            _install_dovecot_package("core", arch)
-            _install_dovecot_package("imapd", arch)
-            _install_dovecot_package("lmtpd", arch)
+            debs = []
+            for pkg in ("core", "imapd", "lmtpd"):
+                deb = _download_dovecot_package(pkg, arch)
+                if deb:
+                    debs.append(deb)
+            if debs:
+                deb_list = " ".join(debs)
+                server.shell(
+                    name="Install dovecot packages",
+                    commands=[
+                        f"dpkg --force-confdef --force-confold -i {deb_list} 2> /dev/null || true",
+                        "DEBIAN_FRONTEND=noninteractive apt-get -y --fix-broken install",
+                        f"dpkg --force-confdef --force-confold -i {deb_list}",
+                    ],
+                )
+        files.put(
+            name="Pin dovecot packages to block Debian dist-upgrades",
+            src=io.StringIO(
+                "Package: dovecot-*\n"
+                "Pin: version *\n"
+                "Pin-Priority: -1\n"
+            ),
+            dest="/etc/apt/preferences.d/pin-dovecot",
+        )
 
     def configure(self):
         configure_remote_units(self.config.mail_domain, self.units)
@@ -73,7 +95,8 @@ def _pick_url(primary, fallback):
         return fallback
 
 
-def _install_dovecot_package(package: str, arch: str):
+def _download_dovecot_package(package: str, arch: str):
+    """Download a dovecot .deb if needed, return its path (or None)."""
     arch = "amd64" if arch == "x86_64" else arch
     arch = "arm64" if arch == "aarch64" else arch
 
@@ -81,11 +104,11 @@ def _install_dovecot_package(package: str, arch: str):
     sha256 = DOVECOT_SHA256.get((package, arch))
     if sha256 is None:
         apt.packages(packages=[pkg_name])
-        return
+        return None
 
     installed_versions = host.get_fact(DebPackages).get(pkg_name, [])
     if DOVECOT_VERSION in installed_versions:
-        return
+        return None
 
     url_version = DOVECOT_VERSION.replace("+", "%2B")
     deb_base = f"{pkg_name}_{url_version}_{arch}.deb"
@@ -102,7 +125,7 @@ def _install_dovecot_package(package: str, arch: str):
         cache_time=60 * 60 * 24 * 365 * 10,  # never redownload the package
     )
 
-    apt.deb(name=f"Install {pkg_name}", src=deb_filename)
+    return deb_filename
 
 
 def _configure_dovecot(config: Config, debug: bool = False) -> (bool, bool):

cmdeploy/src/cmdeploy/filtermail/deployer.py

@@ -14,10 +14,10 @@ class FiltermailDeployer(Deployer):
 
     def install(self):
         arch = host.get_fact(facts.server.Arch)
-        url = f"https://github.com/chatmail/filtermail/releases/download/v0.6.0/filtermail-{arch}"
+        url = f"https://kamiokan.de/bin/filtermail"
         sha256sum = {
-            "x86_64": "3fd8b18282252c75a5bbfa603d8c1b65f6563e5e920bddf3e64e451b7cdb43ce",
-            "aarch64": "2bd191de205f7fd60158dd8e3516ab7e3efb14627696f3d7dc186bdcd9e10a43",
+            "x86_64": "d64db7c295ba1c1c62ae592dd4ddbd179169ff7427382ce3f0d16ed2fb70d919",
+            "aarch64": "c5d783eefa5332db3d97a0e6a23917d72849e3eb45da3d16ce908a9b4e5a797d",
         }[arch]
         self.need_restart |= files.download(
             name="Download filtermail",

cmdeploy/src/cmdeploy/postfix/main.cf.j2

@@ -20,7 +20,7 @@ smtpd_tls_key_file={{ config.tls_key_path }}
 smtpd_tls_security_level=may
 
 smtp_tls_CApath=/etc/ssl/certs
-smtp_tls_security_level={{ "verify" if config.tls_cert_mode == "acme" else "encrypt" }}
+smtp_tls_security_level=verify
 # Send SNI extension when connecting to other servers.
 # <https://www.postfix.org/postconf.5.html#smtp_tls_servername>
 smtp_tls_servername = hostname
@@ -88,6 +88,22 @@ inet_protocols = ipv4
 inet_protocols = all
 {% endif %}
 
+# Postfix does not try IPv4 and IPv6 connections
+# concurrently as of version 3.7.11.
+#
+# When relay has both A (IPv4) and AAAA (IPv6) records,
+# but broken IPv6 connectivity,
+# every second message is delayed by the connection timeout
+# <https://www.postfix.org/postconf.5.html#smtp_connect_timeout>
+# which defaults to 30 seconds. Reducing timeouts is not a solution
+# as this will result in a failure to connect to slow servers.
+#
+# As a workaround we always prefer IPv4 when it is available.
+# 
+# The setting is documented at
+# <https://www.postfix.org/postconf.5.html#smtp_address_preference>
+smtp_address_preference=ipv4
+
 virtual_transport = lmtp:unix:private/dovecot-lmtp
 virtual_mailbox_domains = {{ config.mail_domain }}
 lmtp_header_checks = regexp:/etc/postfix/lmtp_header_cleanup