X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=modules%2Fprivate%2Fmail%2Fpostfix.nix;h=054b93effc5665f76ab072032aa055093cf4abfb;hb=4c4652aabf2cb3ac8b40f2856eca07a1df9c27e0;hp=46d45c188cbc549f1199897fcc5d670147923ed2;hpb=418a4ed7da43fab53c18f99237bc296e37f47d2c;p=perso%2FImmae%2FConfig%2FNix.git diff --git a/modules/private/mail/postfix.nix b/modules/private/mail/postfix.nix index 46d45c1..054b93e 100644 --- a/modules/private/mail/postfix.nix +++ b/modules/private/mail/postfix.nix @@ -4,9 +4,8 @@ services.duplyBackup.profiles.mail.excludeFile = '' + /var/lib/postfix ''; - secrets.keys = [ - { - dest = "postfix/mysql_alias_maps"; + secrets.keys = { + "postfix/mysql_alias_maps" = { user = config.services.postfix.user; group = config.services.postfix.group; permissions = "0440"; @@ -32,36 +31,23 @@ FROM forwardings_blacklisted WHERE source = '%s' ''; - } - { - dest = "postfix/mysql_mailbox_maps"; + }; + "postfix/ldap_mailboxes" = { user = config.services.postfix.user; group = config.services.postfix.group; permissions = "0440"; text = '' - # We need to specify that option to trigger ssl connection - tls_ciphers = TLSv1.2 - user = ${config.myEnv.mail.postfix.mysql.user} - password = ${config.myEnv.mail.postfix.mysql.password} - hosts = unix:${config.myEnv.mail.postfix.mysql.socket} - dbname = ${config.myEnv.mail.postfix.mysql.database} - result_format = /%d/%u - query = SELECT DISTINCT '%s' - FROM mailboxes - WHERE active = 1 - AND ( - (domain = '%d' AND user = '%u' AND regex = 0) - OR ( - regex = 1 - AND '%d' REGEXP CONCAT('^',domain,'$') - AND '%u' REGEXP CONCAT('^',user,'$') - ) - ) - LIMIT 1 + server_host = ldaps://${config.myEnv.mail.dovecot.ldap.host}:636 + search_base = ${config.myEnv.mail.dovecot.ldap.base} + query_filter = ${config.myEnv.mail.dovecot.ldap.postfix_mailbox_filter} + bind_dn = ${config.myEnv.mail.dovecot.ldap.dn} + bind_pw = ${config.myEnv.mail.dovecot.ldap.password} + result_attribute = immaePostfixAddress + result_format = dummy + version = 3 ''; - } - { - dest = "postfix/mysql_sender_login_maps"; + }; + "postfix/mysql_sender_login_maps" = { user = config.services.postfix.user; group = config.services.postfix.group; permissions = "0440"; @@ -83,9 +69,8 @@ AND active = 1 UNION SELECT CONCAT(SUBSTRING_INDEX('%u', '+', 1), '@%d') AS destination ''; - } - { - dest = "postfix/mysql_sender_relays_maps"; + }; + "postfix/mysql_sender_relays_maps" = { user = config.services.postfix.user; group = config.services.postfix.group; permissions = "0440"; @@ -113,9 +98,8 @@ ((regex = 1 AND '%s' REGEXP CONCAT('^',`from`,'$') ) OR (regex = 0 AND `from` = '%s')) AND active = 1 ''; - } - { - dest = "postfix/mysql_sender_relays_hosts"; + }; + "postfix/mysql_sender_relays_hosts" = { user = config.services.postfix.user; group = config.services.postfix.group; permissions = "0440"; @@ -133,9 +117,8 @@ ((regex = 1 AND '%s' REGEXP CONCAT('^',`from`,'$') ) OR (regex = 0 AND `from` = '%s')) AND active = 1 ''; - } - { - dest = "postfix/mysql_sender_relays_creds"; + }; + "postfix/mysql_sender_relays_creds" = { user = config.services.postfix.user; group = config.services.postfix.group; permissions = "0440"; @@ -153,9 +136,8 @@ ((regex = 1 AND '%s' REGEXP CONCAT('^',`from`,'$') ) OR (regex = 0 AND `from` = '%s')) AND active = 1 ''; - } - { - dest = "postfix/ldap_ejabberd_users_immae_fr"; + }; + "postfix/ldap_ejabberd_users_immae_fr" = { user = config.services.postfix.user; group = config.services.postfix.group; permissions = "0440"; @@ -170,17 +152,27 @@ result_format = ejabberd@localhost version = 3 ''; - } - ]; + }; + } // lib.mapAttrs' (name: v: lib.nameValuePair "postfix/scripts/${name}-env" { + user = "postfixscripts"; + group = "root"; + permissions = "0400"; + text = builtins.toJSON v.env; + }) config.myEnv.mail.scripts; networking.firewall.allowedTCPPorts = [ 25 465 587 ]; + users.users.postfixscripts = { + group = "keys"; + uid = config.ids.uids.postfixscripts; + description = "Postfix scripts user"; + }; users.users."${config.services.postfix.user}".extraGroups = [ "keys" ]; services.filesWatcher.postfix = { restart = true; paths = [ config.secrets.fullPaths."postfix/mysql_alias_maps" - config.secrets.fullPaths."postfix/mysql_mailbox_maps" + config.secrets.fullPaths."postfix/ldap_mailboxes" config.secrets.fullPaths."postfix/mysql_sender_login_maps" config.secrets.fullPaths."postfix/ldap_ejabberd_users_immae_fr" ]; @@ -220,7 +212,7 @@ fi ''; scripts = lib.attrsets.mapAttrs (n: v: - toScript n (pkgs.callPackage (builtins.fetchGit { url = v.src.url; ref = "master"; rev = v.src.rev; }) { scriptEnv = v.env; }) + toScript n (pkgs.callPackage (builtins.fetchGit { url = v.src.url; ref = "master"; rev = v.src.rev; }) { scriptEnv = config.secrets.fullPaths."postfix/scripts/${n}-env"; }) ) config.myEnv.mail.scripts // { testmail = pkgs.writeScript "testmail" '' #! ${pkgs.stdenv.shell} @@ -274,8 +266,6 @@ joined = builtins.concatStringsSep ","; in pkgs.writeText "host-sender-login" (builtins.concatStringsSep "\n" (mapAttrsToList (n: v: "${n} ${joined v}") addresses)); - host_dummy_mailboxes = pkgs.writeText "host-virtual-mailbox" - (builtins.concatStringsSep "\n" (["immae-eu@immae.eu dummy"] ++ lib.attrsets.mapAttrsToList (n: v: "${n}@immae.eu dummy") nodes)); }; in recipient_maps // relay_restrictions // virtual_map // sasl_access; @@ -290,6 +280,9 @@ mailbox_size_limit = "1073741825"; # Workaround, local delivered mails should all go through scripts alias_database = "\$alias_maps"; + ### Aliases scripts user + default_privs = "postfixscripts"; + ### Virtual mailboxes config virtual_alias_maps = [ "hash:/etc/postfix/virtual" @@ -308,8 +301,7 @@ config.myEnv.dns.masterZones )); virtual_mailbox_maps = [ - "hash:/etc/postfix/host_dummy_mailboxes" - "mysql:${config.secrets.fullPaths."postfix/mysql_mailbox_maps"}" + "ldap:${config.secrets.fullPaths."postfix/ldap_mailboxes"}" ]; dovecot_destination_recipient_limit = "1"; virtual_transport = "dovecot"; @@ -435,7 +427,7 @@ ${pkgs.dovecot}/libexec/dovecot/dovecot-lda -f "$sender" -a "$original_recipient" -d "$user" ''; in [ - "flags=DRhu" "user=vhost:vhost" + "flags=ODRhu" "user=vhost:vhost" "argv=${rspamc_dovecot}/bin/rspamc_dovecot \${sender} \${original_recipient} \${user}@\${nexthop}" ]; }; @@ -468,14 +460,15 @@ in "${cfg'.mail_address}${sep}${host'}@${cfg'.mail_domain}"; mails_to_receive = builtins.concatStringsSep " " (map (to_email cfg) reverseTargets); in '' - install -m 0555 -o nobody -g nogroup -d /var/lib/naemon/checks/email + install -m 0555 -o postfixscripts -g keys -d /var/lib/naemon/checks/email for f in ${mails_to_receive}; do if [ ! -f /var/lib/naemon/checks/email/$f ]; then - install -m 0644 -o nobody -g nogroup /dev/null -T /var/lib/naemon/checks/email/$f + install -m 0644 -o postfixscripts -g keys /dev/null -T /var/lib/naemon/checks/email/$f touch -m -d @0 /var/lib/naemon/checks/email/$f fi done ''; }; + systemd.services.postfix.serviceConfig.Slice = "mail.slice"; }; }