121 lines
4.2 KiB
Python
121 lines
4.2 KiB
Python
"""Postfix related tools."""
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try:
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import configparser
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except ImportError:
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import ConfigParser as configparser
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import os
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from .. import package
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from .. import utils
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from . import base
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from . import backup, install
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class Postfix(base.Installer):
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"""Postfix installer."""
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appname = "postfix"
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packages = {
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"deb": ["postfix"],
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"rpm": ["postfix"],
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}
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config_files = ["main.cf", "master.cf"]
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def get_packages(self):
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"""Additional packages."""
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if package.backend.FORMAT == "deb":
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packages = ["postfix-{}".format(self.db_driver)]
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else:
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packages = []
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return super().get_packages() + packages
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def install_packages(self):
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"""Preconfigure postfix package installation."""
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if "centos" in utils.dist_name():
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config = configparser.ConfigParser()
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with open("/etc/yum.repos.d/CentOS-Base.repo") as fp:
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config.read_file(fp)
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config.set("centosplus", "enabled", "1")
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config.set("centosplus", "includepkgs", "postfix-*")
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config.set("base", "exclude", "postfix-*")
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config.set("updates", "exclude", "postfix-*")
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with open("/etc/yum.repos.d/CentOS-Base.repo", "w") as fp:
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config.write(fp)
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package.backend.preconfigure(
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"postfix", "main_mailer_type", "select", "No configuration")
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super().install_packages()
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def get_template_context(self):
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"""Additional variables."""
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context = super().get_template_context()
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context.update({
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"db_driver": self.db_driver,
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"dovecot_mailboxes_owner": self.config.get(
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"dovecot", "mailboxes_owner"),
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"modoboa_venv_path": self.config.get(
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"modoboa", "venv_path"),
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"modoboa_instance_path": self.config.get(
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"modoboa", "instance_path"),
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"opendkim_port": self.config.get(
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"opendkim", "port"),
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"rspamd_disabled": "" if not self.config.getboolean(
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"rspamd", "enabled") else "#"
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})
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return context
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def check_dhe_group_file(self):
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group = self.config.get(self.appname, "dhe_group")
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file_name = f"ffdhe{group}.pem"
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if not os.path.exists(f"{self.config_dir}/{file_name}"):
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url = f"https://raw.githubusercontent.com/internetstandards/dhe_groups/main/{file_name}"
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utils.exec_cmd(f"wget {url}", cwd=self.config_dir)
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def post_run(self):
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"""Additional tasks."""
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venv_path = self.config.get("modoboa", "venv_path")
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python_path = os.path.join(venv_path, "bin", "python")
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instance_path = self.config.get("modoboa", "instance_path")
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script_path = os.path.join(instance_path, "manage.py")
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cmd = (
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"{} {} generate_postfix_maps --destdir {} --force-overwrite"
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.format(python_path, script_path, self.config_dir))
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utils.exec_cmd(cmd)
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# Check chroot directory
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chroot_dir = "/var/spool/postfix/etc"
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chroot_files = ["services", "resolv.conf"]
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if not os.path.exists(chroot_dir):
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os.mkdir(chroot_dir)
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for f in chroot_files:
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path = os.path.join(chroot_dir, f)
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if not os.path.exists(path):
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utils.copy_file(os.path.join("/etc", f), path)
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# Generate DHE group
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self.check_dhe_group_file()
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# Generate /etc/aliases.db file to avoid warnings
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aliases_file = "/etc/aliases"
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if os.path.exists(aliases_file):
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utils.exec_cmd("postalias {}".format(aliases_file))
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# Postwhite
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condition = (
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not self.config.getboolean("rspamd", "enabled") and
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self.config.getboolean("postwhite", "enabled")
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)
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if condition:
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install("postwhite", self.config, self.upgrade, self.archive_path)
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def backup(self, path):
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"""Launch postwhite backup."""
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condition = (
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not self.config.getboolean("rspamd", "enabled") and
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self.config.getboolean("postwhite", "enabled")
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)
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if condition:
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backup("postwhite", self.config, path)
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