Removed SORBS dnsbl

Compat. with Ubuntu 24.04

.github/workflows/installer.yml

@@ -11,29 +11,29 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.7, 3.8, 3.9]
+        python-version: [3.8, 3.9, '3.10', '3.11']
       fail-fast: false
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
       - name: Install dependencies
         run: |
           pip install -r test-requirements.txt
       - name: Run tests
-        if: ${{ matrix.python-version != '3.9' }}
+        if: ${{ matrix.python-version != '3.11' }}
         run: |
           python tests.py
       - name: Run tests and coverage
-        if: ${{ matrix.python-version == '3.9' }}
+        if: ${{ matrix.python-version == '3.11' }}
         run: |
           coverage run tests.py
       - name: Upload coverage result
-        if: ${{ matrix.python-version == '3.9' }}
-        uses: actions/upload-artifact@v2
+        if: ${{ matrix.python-version == '3.11' }}
+        uses: actions/upload-artifact@v4
         with:
           name: coverage-results
           path: .coverage
@@ -42,16 +42,16 @@ jobs:
     needs: test
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v5
         with:
-          python-version: '3.9'
+          python-version: '3.11'
       - name: Install dependencies
         run: |
           pip install codecov
       - name: Download coverage results
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: coverage-results
       - name: Report coverage

.github/workflows/versioning.yml

@@ -0,0 +1,32 @@
+name: Update version file
+
+on:
+  workflow_run:
+    branches: [ master ]
+    workflows: [Modoboa installer]
+    types:
+      - completed
+
+jobs:
+  update-version:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v4
+        with:
+            fetch-depth: 0 # otherwise, there would be errors pushing refs to the destination repository.
+            ref: ${{ github.head_ref }}
+      - name: Overwrite file
+        uses: "DamianReeves/write-file-action@master"
+        with:
+          path: version.txt
+          write-mode: overwrite
+          contents: ${{ github.sha }}
+
+      - name: Commit & Push
+        uses: Andro999b/push@v1.3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          branch: ${{ github.ref_name }}
+          force: true
+          message: '[GitHub Action] Updated version file'

README.rst

@@ -1,5 +1,5 @@
-modoboa-installer
-=================
+**modoboa-installer**
+=====================
 
 |workflow| |codecov|
 
@@ -9,12 +9,11 @@ An installer which deploy a complete mail server based on Modoboa.
 
    This tool is still in beta stage, it has been tested on:
 
-   * Debian Buster (10) / Bullseye (11)
+   * Debian 10 and upper
    * Ubuntu Bionic Beaver (18.04) and upper
-   * CentOS 7
 
 .. warning::
-      
+
    ``/tmp`` partition must be mounted without the ``noexec`` option.
 
 .. note::
@@ -77,7 +76,7 @@ If you want more information about the installation process, add the
 ``--debug`` option to your command line.
 
 Upgrade mode
-------------
+============
 
 An experimental upgrade mode is available.
 
@@ -92,8 +91,8 @@ You can activate it as follows::
 
 It will automatically install latest versions of modoboa and its plugins.
 
-Backup mode 
-------------
+Backup mode
+===========
 
 An experimental backup mode is available.
 
@@ -108,7 +107,19 @@ You can start the process as follows::
 
 Then follow the step on the console.
 
-There is also a non-interactive mode:
+There is also a non-interactive mode::
+
+  $ sudo ./run.py --silent-backup <your domain>
+
+You can also add a path, else it will be saved in ./modoboa_backup/Backup_M_Y_d_H_M::
+
+  $ sudo ./run.py --silent-backup --backup-path "/My_Backup_Path" <your domain>
+
+if you want to disable mail backup::
+
+  $ sudo ./run.py --backup --no-mail <your domain>
+
+This can be useful for larger instance
 
 1. Silent mode
 
@@ -130,7 +141,7 @@ configuration file (set enabled to False).
 This can be useful for larger instance.
 
 Restore mode
-------------
+============
 
 An experimental restore mode is available.
 
@@ -141,7 +152,7 @@ You can start the process as follows::
 Then wait for the process to finish.
 
 Change the generated hostname
------------------------------
+=============================
 
 By default, the installer will setup your email server using the
 following hostname: ``mail.<your domain>``. If you want a different
@@ -160,14 +171,26 @@ modifications.
 Finally, run the installer without the
 ``--stop-after-configfile-check`` option.
 
-Let's Encrypt certificate
--------------------------
+Certificate
+===========
+
+Self-signed
+-----------
+
+It is the default type of certificate the installer will generate, it
+is however not recommended for production use.
+
+Letsencrypt
+-----------
 
 .. warning::
 
-   Please note this option requires the hostname you're using to be
-   valid (ie. it can be resolved with a DNS query) and to match the
-   server you're installing Modoboa on.
+  Please note that by using this option, you agree to the `ToS
+  <https://community.letsencrypt.org/tos>`_ of
+  letsencrypt and that your IP will be logged (see ToS).
+  Please also note this option requires the hostname you're using to be
+  valid (ie. it can be resolved with a DNS query) and to match the
+  server you're installing Modoboa on.
 
 If you want to generate a valid certificate using `Let's Encrypt
 <https://letsencrypt.org/>`_, edit the ``installer.cfg`` file and
@@ -176,6 +199,8 @@ modify the following settings::
   [certificate]
   generate = true
   type = letsencrypt
+  tls_cert_file_path =
+  tls_key_file_path =
 
   [letsencrypt]
   email = admin@example.com
@@ -183,6 +208,27 @@ modify the following settings::
 Change the ``email`` setting to a valid value since it will be used
 for account recovery.
 
+Manual
+------
+
+.. warning::
+
+  It is not possible to configure manual certs interactively, so
+  you'll have to do it in 2 steps. Please run ``run.py`` with
+  `--stop-after-configfile-check` first, configure your file as
+  desired and apply the configuration as written bellow. Then run
+  ``run.py`` again but without `--stop-after-configfile-check` or
+  `--interactive`.
+
+If you want to use already generated certs, simply edit the
+``installer.cfg`` file and modify the following settings::
+
+    [certificate]
+    generate = true
+    type = manual
+    tls_cert_file_path = *path to tls fullchain file*
+    tls_key_file_path = *path to tls key file*
+
 .. |workflow| image:: https://github.com/modoboa/modoboa-installer/workflows/Modoboa%20installer/badge.svg
 .. |codecov| image:: http://codecov.io/github/modoboa/modoboa-installer/coverage.svg?branch=master
    :target: http://codecov.io/github/modoboa/modoboa-installer?branch=master

checks.py

@@ -0,0 +1,37 @@
+"""Checks to be performed before any install or upgrade"""
+
+import sys
+from urllib.request import urlopen
+
+from modoboa_installer import utils
+
+
+def check_version():
+    local_version = ""
+    with open("version.txt", "r") as version:
+        local_version = version.readline()
+    remote_version = ""
+    with urlopen("https://raw.githubusercontent.com/modoboa/modoboa-installer/master/version.txt") as r_version:
+        remote_version = r_version.read().decode()
+    if local_version == "" or remote_version == "":
+        utils.printcolor(
+            "Could not check that your installer is up-to-date: "
+            f"local version: {local_version}, "
+            f"remote version: {remote_version}",
+            utils.YELLOW
+        )
+    if remote_version != local_version:
+        utils.error(
+            "Your installer seems outdated.\n"
+            "Check README file for instructions about how to update.\n"
+            "No support will be provided without an up-to-date installer!"
+        )
+        answer = utils.user_input("Continue anyway? (Y/n) ")
+        if not answer.lower().startswith("y"):
+            sys.exit(0)
+    else:
+        utils.success("Installer seems up to date!")
+
+
+def handle():
+    check_version()

modoboa_installer/compatibility_matrix.py

@@ -21,13 +21,14 @@ COMPATIBILITY_MATRIX = {
         "modoboa-sievefilters": ">=1.1.1",
         "modoboa-webmail": ">=1.2.0",
     },
-    "2.1.0": {
-        "modoboa-pdfcredentials": None,
-        "modoboa-dmarc": None,
-        "modoboa-imap-migration": None,
-    },
 }
 
 EXTENSIONS_AVAILABILITY = {
     "modoboa-contacts": "1.7.4",
 }
+
+REMOVED_EXTENSIONS = {
+    "modoboa-pdfcredentials": "2.1.0",
+    "modoboa-dmarc": "2.1.0",
+    "modoboa-imap-migration": "2.1.0"
+}

modoboa_installer/config_dict_template.py

@@ -30,16 +30,21 @@ ConfigDictTemplate = [
     {
         "name": "certificate",
         "values": [
-            {
-                "option": "generate",
-                "default": "true",
-            },
             {
                 "option": "type",
                 "default": "self-signed",
                 "customizable": True,
                 "question": "Please choose your certificate type",
-                "values": ["self-signed", "letsencrypt"],
+                "values": ["self-signed", "letsencrypt", "manual"],
+                "non_interactive_values": ["manual"],
+            },
+            {
+                "option": "tls_cert_file_path",
+                "default": ""
+            },
+            {
+                "option": "tls_key_file_path",
+                "default": ""
             }
         ],
     },

modoboa_installer/package.py

@@ -57,12 +57,12 @@ class DEBPackage(Package):
     def install(self, name):
         """Install a package."""
         self.update()
-        utils.exec_cmd("apt-get -o Dpkg::Progress-Fancy=0 install --quiet --assume-yes {}".format(name))
+        utils.exec_cmd("apt-get -o Dpkg::Progress-Fancy=0 install --quiet --assume-yes -o DPkg::options::=--force-confold {}".format(name))
 
     def install_many(self, names):
         """Install many packages."""
         self.update()
-        return utils.exec_cmd("apt-get -o Dpkg::Progress-Fancy=0 install --quiet --assume-yes {}".format(
+        return utils.exec_cmd("apt-get -o Dpkg::Progress-Fancy=0 install --quiet --assume-yes -o DPkg::options::=--force-confold {}".format(
             " ".join(names)))
 
     def get_installed_version(self, name):
@@ -108,7 +108,7 @@ def get_backend():
     """Return the appropriate package backend."""
     distname = utils.dist_name()
     backend = None
-    if distname in ["debian", "debian gnu/linux", "ubuntu"]:
+    if distname in ["debian", "debian gnu/linux", "ubuntu", "linuxmint"]:
         backend = DEBPackage
     elif "centos" in distname:
         backend = RPMPackage

modoboa_installer/python.py

@@ -1,6 +1,5 @@
 """Python related tools."""
 
-import json
 import os
 import sys
 
@@ -49,29 +48,35 @@ def install_packages(names, venv=None, upgrade=False, **kwargs):
 
 def get_package_version(name, venv=None, **kwargs):
     """Returns the version of an installed package."""
-    cmd = f"{get_pip_path(venv)} list --format json"
+    cmd = "{} show {}".format(
+        get_pip_path(venv),
+        name
+    )
     exit_code, output = utils.exec_cmd(cmd, **kwargs)
     if exit_code != 0:
         utils.error(f"Failed to get version of {name}. "
                     f"Output is: {output}")
         sys.exit(1)
 
-    print(f"name: {name}, venv: {venv}, cmd: {cmd}, exit_code: {exit_code}, output: {output.decode()}")
-    list_dict = json.loads(output.decode())
-    version_list = []
-    for element in list_dict:
-        if element["name"] == name:
-            version_list = element["version"].split(".")
-            break
     version_list_clean = []
-    for element in version_list:
-        try:
-            version_list_clean.append(int(element))
-        except ValueError:
-            utils.printcolor(
-                f"Failed to decode some part of the version of {name}",
-                utils.YELLOW)
-            version_list_clean.append(element)
+    for line in output.decode().split("\n"):
+        if not line.startswith("Version:"):
+            continue
+        version_item_list = line.split(":")
+        version_list = version_item_list[1].split(".")
+        for element in version_list:
+            try:
+                version_list_clean.append(int(element))
+            except ValueError:
+                utils.printcolor(
+                    f"Failed to decode some part of the version of {name}",
+                    utils.YELLOW)
+                version_list_clean.append(element)
+    if len(version_list_clean) == 0:
+        utils.printcolor(
+            f"Failed to find the version of {name}",
+            utils.RED)
+        sys.exit(1)
     return version_list_clean
 
 
@@ -94,26 +99,17 @@ def install_package_from_remote_requirements(url, venv=None, **kwargs):
     utils.exec_cmd(cmd, **kwargs)
 
 
-def setup_virtualenv(path, sudo_user=None, python_version=2):
+def setup_virtualenv(path, sudo_user=None):
     """Install a virtualenv if needed."""
     if os.path.exists(path):
         return
-    if python_version == 2:
-        python_binary = "python"
-        packages = ["python-virtualenv"]
-        if utils.dist_name() == "debian":
-            packages.append("virtualenv")
+    if utils.dist_name().startswith("centos"):
+        python_binary = "python3"
+        packages = ["python3"]
     else:
-        if utils.dist_name().startswith("centos"):
-            python_binary = "python3"
-            packages = ["python3"]
-        else:
-            python_binary = "python3"
-            packages = ["python3-venv"]
+        python_binary = "python3"
+        packages = ["python3-venv"]
     package.backend.install_many(packages)
     with utils.settings(sudo_user=sudo_user):
-        if python_version == 2:
-            utils.exec_cmd("virtualenv {}".format(path))
-        else:
-            utils.exec_cmd("{} -m venv {}".format(python_binary, path))
-        install_packages(["pip", "setuptools\<58.0.0"], venv=path, upgrade=True)
+        utils.exec_cmd("{} -m venv {}".format(python_binary, path))
+        install_packages(["pip", "setuptools"], venv=path, upgrade=True)

modoboa_installer/scripts/automx.py

@@ -56,8 +56,7 @@ class Automx(base.Installer):
 
     def _setup_venv(self):
         """Prepare a python virtualenv."""
-        python.setup_virtualenv(
-            self.venv_path, sudo_user=self.user, python_version=3)
+        python.setup_virtualenv(self.venv_path, sudo_user=self.user)
         packages = [
             "future", "lxml", "ipaddress", "sqlalchemy < 2.0", "python-memcached",
             "python-dateutil", "configparser"

modoboa_installer/scripts/files/postfix/main.cf.tpl

@@ -150,7 +150,6 @@ postscreen_dnsbl_sites =
 	zen.spamhaus.org=127.0.0.[2..11]*3
 	bl.spameatingmonkey.net=127.0.0.2*2
 	bl.spamcop.net=127.0.0.2
-	dnsbl.sorbs.net=127.0.0.[2..15]
 postscreen_dnsbl_threshold = 3 
 postscreen_dnsbl_action = enforce 
 

modoboa_installer/scripts/files/postfix/master.cf.tpl

@@ -149,4 +149,4 @@ autoreply unix        -       n       n       -       -       pipe
 %{amavis_enabled}        -o smtpd_client_connection_count_limit=0 
 %{amavis_enabled}        -o smtpd_client_connection_rate_limit=0 
 %{amavis_enabled}        -o receive_override_options=no_header_body_checks,no_unknown_recipient_checks
-%{amavis_enabled}        -o local_header_rewrite_clients=
+%{amavis_enabled}        -o local_header_rewrite_clients=permit_mynetworks,permit_sasl_authenticated

modoboa_installer/scripts/modoboa.py

@@ -65,21 +65,31 @@ class Modoboa(base.Installer):
 
     def is_extension_ok_for_version(self, extension, version):
         """Check if extension can be installed with this modo version."""
-        if extension not in compatibility_matrix.EXTENSIONS_AVAILABILITY:
-            return True
         version = utils.convert_version_to_int(version)
-        min_version = compatibility_matrix.EXTENSIONS_AVAILABILITY[extension]
-        min_version = utils.convert_version_to_int(min_version)
-        return version >= min_version
+        if extension in compatibility_matrix.EXTENSIONS_AVAILABILITY:
+            min_version = compatibility_matrix.EXTENSIONS_AVAILABILITY[extension]
+            min_version = utils.convert_version_to_int(min_version)
+            return version >= min_version
+        if extension in compatibility_matrix.REMOVED_EXTENSIONS:
+            max_version = compatibility_matrix.REMOVED_EXTENSIONS[extension]
+            max_version = utils.convert_version_to_int(max_version)
+            return version < max_version
+        return True
 
     def _setup_venv(self):
         """Prepare a dedicated virtualenv."""
-        python.setup_virtualenv(
-            self.venv_path, sudo_user=self.user, python_version=3)
+        python.setup_virtualenv(self.venv_path, sudo_user=self.user)
         packages = ["rrdtool"]
         version = self.config.get("modoboa", "version")
         if version == "latest":
             packages += ["modoboa"] + self.extensions
+            for extension in list(self.extensions):
+                if extension in compatibility_matrix.REMOVED_EXTENSIONS.keys():
+                    self.extensions.remove(extension)
+            self.extensions = [
+                extension for extension in self.extensions
+                if extension not in compatibility_matrix.REMOVED_EXTENSIONS
+            ]
         else:
             matrix = compatibility_matrix.COMPATIBILITY_MATRIX[version]
             packages.append("modoboa=={}".format(version))

modoboa_installer/scripts/nginx.py

@@ -21,7 +21,7 @@ class Nginx(base.Installer):
 
     def get_template_context(self, app):
         """Additionnal variables."""
-        context = super(Nginx, self).get_template_context()
+        context = super().get_template_context()
         context.update({
             "app_instance_path": (
                 self.config.get(app, "instance_path")),

modoboa_installer/scripts/radicale.py

@@ -31,8 +31,7 @@ class Radicale(base.Installer):
 
     def _setup_venv(self):
         """Prepare a dedicated virtualenv."""
-        python.setup_virtualenv(
-            self.venv_path, sudo_user=self.user, python_version=3)
+        python.setup_virtualenv(self.venv_path, sudo_user=self.user)
         packages = [
             "Radicale", "radicale-dovecot-auth", "pytz"
         ]

modoboa_installer/ssl.py

@@ -7,7 +7,7 @@ from . import package
 from . import utils
 
 
-class CertificateBackend(object):
+class CertificateBackend:
     """Base class."""
 
     def __init__(self, config):
@@ -24,13 +24,44 @@ class CertificateBackend(object):
                     return False
         return True
 
+    def generate_cert(self):
+        """Create a certificate."""
+        pass
+
+
+class ManualCertificate(CertificateBackend):
+    """Use certificate provided."""
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        path_correct = True
+        self.tls_cert_file_path = self.config.get("certificate",
+                                                  "tls_cert_file_path")
+        self.tls_key_file_path = self.config.get("certificate",
+                                                 "tls_key_file_path")
+
+        if not os.path.exists(self.tls_key_file_path):
+            utils.error("'tls_key_file_path' path is not accessible")
+            path_correct = False
+        if not os.path.exists(self.tls_cert_file_path):
+            utils.error("'tls_cert_file_path' path is not accessible")
+            path_correct = False
+
+        if not path_correct:
+            sys.exit(1)
+
+        self.config.set("general", "tls_key_file",
+                        self.tls_key_file_path)
+        self.config.set("general", "tls_cert_file",
+                        self.tls_cert_file_path)
+
 
 class SelfSignedCertificate(CertificateBackend):
     """Create a self signed certificate."""
 
     def __init__(self, *args, **kwargs):
         """Sanity checks."""
-        super(SelfSignedCertificate, self).__init__(*args, **kwargs)
+        super().__init__(*args, **kwargs)
         if self.config.has_option("general", "tls_key_file"):
             # Compatibility
             return
@@ -65,7 +96,7 @@ class LetsEncryptCertificate(CertificateBackend):
 
     def __init__(self, *args, **kwargs):
         """Update config."""
-        super(LetsEncryptCertificate, self).__init__(*args, **kwargs)
+        super().__init__(*args, **kwargs)
         self.hostname = self.config.get("general", "hostname")
         self.config.set("general", "tls_cert_file", (
             "/etc/letsencrypt/live/{}/fullchain.pem".format(self.hostname)))
@@ -115,12 +146,24 @@ class LetsEncryptCertificate(CertificateBackend):
         cfg_file = "/etc/letsencrypt/renewal/{}.conf".format(self.hostname)
         pattern = "s/authenticator = standalone/authenticator = nginx/"
         utils.exec_cmd("perl -pi -e '{}' {}".format(pattern, cfg_file))
+        with open("/etc/letsencrypt/renewal-hooks/deploy/reload-services.sh", "w") as fp:
+            fp.write(f"""#!/bin/bash
+
+HOSTNAME=$(basename $RENEWED_LINEAGE)
+
+if [ "$HOSTNAME" = "{self.hostname}" ]
+then
+	systemctl reload dovecot
+	systemctl reload postfix
+fi
+""")
 
 
 def get_backend(config):
     """Return the appropriate backend."""
-    if not config.getboolean("certificate", "generate"):
-        return None
-    if config.get("certificate", "type") == "letsencrypt":
+    cert_type = config.get("certificate", "type")
+    if cert_type == "letsencrypt":
         return LetsEncryptCertificate(config)
+    if cert_type == "manual":
+        return ManualCertificate(config)
     return SelfSignedCertificate(config)

modoboa_installer/utils.py

@@ -316,6 +316,17 @@ def get_entry_value(entry, interactive):
 
         if entry.get("values") and user_value != "":
             user_value = values[int(user_value)]
+
+        non_interactive_values = entry.get("non_interactive_values", [])
+        if user_value in non_interactive_values:
+            error(
+                f"{user_value} cannot be set interactively. "
+                "Please configure installer.cfg manually by running "
+                "'python3 run.py --stop-after-configfile-check domain'. "
+                "Check modoboa-installer README for more information."
+            )
+            sys.exit(1)
+
     return user_value if user_value else default_value
 
 

run.py

@@ -11,6 +11,7 @@ except ImportError:
     import ConfigParser as configparser
 import sys
 
+import checks
 from modoboa_installer import compatibility_matrix
 from modoboa_installer import constants
 from modoboa_installer import package
@@ -37,6 +38,12 @@ PRIMARY_APPS = [
 def installation_disclaimer(args, config):
     """Display installation disclaimer."""
     hostname = config.get("general", "hostname")
+    utils.printcolor(
+        "Notice:\n"
+        "It is recommanded to run this installer on a FRESHLY installed server.\n"
+        "(ie. with nothing special already installed on it)\n",
+        utils.CYAN
+    )
     utils.printcolor(
         "Warning:\n"
         "Before you start the installation, please make sure the following "
@@ -47,7 +54,7 @@ def installation_disclaimer(args, config):
             hostname.replace(".{}".format(args.domain), ""),
             hostname
         ),
-        utils.CYAN
+        utils.YELLOW
     )
     utils.printcolor(
         "Your mail server will be installed with the following components:",
@@ -113,6 +120,9 @@ def backup_system(config, args):
     utils.copy_file(args.configfile, backup_path)
     # Backup applications
     for app in PRIMARY_APPS:
+        if app == "dovecot" and args.no_mail:
+            utils.printcolor("Skipping mail backup", utils.BLUE)
+            continue
         scripts.backup(app, config, backup_path)
 
 
@@ -164,11 +174,17 @@ def main(input_args):
         help="For script usage, do not require user interaction "
         "backup will be saved at ./modoboa_backup/Backup_M_Y_d_H_M "
         "if --backup-path is not provided")
+    parser.add_argument(
+        "--no-mail", action="store_true", default=False,
+        help="Disable mail backup (save space)")
     parser.add_argument(
         "--restore", type=str, metavar="path",
         help="Restore a previously backup up modoboa instance on a NEW machine. "
         "You MUST provide backup directory"
-    )
+    ),
+    parser.add_argument(
+        "--skip-checks", action="store_true", default=False,
+        help="Skip the checks the installer performs initially")
     parser.add_argument("domain", type=str,
                         help="The main domain of your future mail server")
     args = parser.parse_args(input_args)
@@ -189,6 +205,12 @@ def main(input_args):
 
     utils.success("Welcome to Modoboa installer!\n")
 
+    # Checks
+    if not args.skip_checks:
+        utils.printcolor("Checking the installer...", utils.BLUE)
+        checks.handle()
+        utils.success("Checks complete\n")
+
     is_config_file_available, outdate_config = utils.check_config_file(
         args.configfile, args.interactive, args.upgrade, args.backup, is_restoring)
 
@@ -201,11 +223,11 @@ def main(input_args):
     if is_config_file_available and outdate_config:
         answer = utils.user_input("It seems that your config file is outdated. "
                                   "Would you like to update it? (Y/n) ")
-        if answer.lower().startswith("y"):
+        if not answer or answer.lower().startswith("y"):
             config_file_update_complete(utils.update_config(args.configfile))
             if not args.stop_after_configfile_check:
                 answer = utils.user_input("Would you like to stop to review the updated config? (Y/n)")
-                if answer.lower().startswith("y"):
+                if not answer or answer.lower().startswith("y"):
                     return
         else:
             utils.error("You might encounter unexpected errors ! "
@@ -241,7 +263,7 @@ def main(input_args):
     components = []
     for section in config.sections():
         if section in ["general", "database", "mysql", "postgres",
-                       "certificate", "letsencrypt"]:
+                       "certificate", "letsencrypt", "backup"]:
             continue
         if (config.has_option(section, "enabled") and
                 not config.getboolean(section, "enabled")):
@@ -276,6 +298,19 @@ def main(input_args):
             "Restore complete! You can enjoy Modoboa at https://{} (same credentials as before)"
             .format(config.get("general", "hostname"))
         )
+    utils.success(
+        "\n"
+        "Modoboa is a free software maintained by volunteers.\n"
+        "You like the project and want it to be sustainable?\n"
+        "Then don't wait anymore and go sponsor it here:\n"
+    )
+    utils.printcolor(
+        "https://github.com/sponsors/modoboa\n",
+        utils.YELLOW
+    )
+    utils.success(
+        "Thank you for your help :-)\n"
+    )
 
 
 if __name__ == "__main__":

version.txt

@@ -0,0 +1 @@
+c1abbe97925917d4ec62ff11a70b375d40be5147