X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=modules%2Fprivate%2Fmail%2Fdovecot.nix;h=0ef3467ad66ad607ad1254cde8610e07a2dc2ed5;hb=4c4652aabf2cb3ac8b40f2856eca07a1df9c27e0;hp=047d7d0b688549eb27e773e65c3c4b9cd2954341;hpb=aa4f91ad67fa6287217bf67e8122a703327e5e0e;p=perso%2FImmae%2FConfig%2FNix.git

diff --git a/modules/private/mail/dovecot.nix b/modules/private/mail/dovecot.nix
index 047d7d0..0ef3467 100644
--- a/modules/private/mail/dovecot.nix
+++ b/modules/private/mail/dovecot.nix
@@ -1,4 +1,4 @@
-{ lib, pkgs, config, myconfig,  ... }:
+{ lib, pkgs, config, ... }:
 let
   sieve_bin = pkgs.runCommand "sieve_bin" {
     buildInputs = [ pkgs.makeWrapper ];
@@ -12,235 +12,284 @@ let
     '';
 in
 {
-  config.secrets.keys = [
-    {
-      dest = "dovecot/ldap";
+  config = lib.mkIf config.myServices.mail.enable {
+    systemd.services.dovecot2.serviceConfig.Slice = "mail.slice";
+    services.duplyBackup.profiles.mail.excludeFile = ''
+      + /var/lib/dhparams
+      + /var/lib/dovecot
+      '';
+    secrets.keys."dovecot/ldap" = {
       user = config.services.dovecot2.user;
       group = config.services.dovecot2.group;
       permissions = "0400";
       text = ''
-        hosts = ${myconfig.env.mail.dovecot.ldap.host}
+        hosts = ${config.myEnv.mail.dovecot.ldap.host}
         tls = yes
 
-        dn = ${myconfig.env.mail.dovecot.ldap.dn}
-        dnpass = ${myconfig.env.mail.dovecot.ldap.password}
+        dn = ${config.myEnv.mail.dovecot.ldap.dn}
+        dnpass = ${config.myEnv.mail.dovecot.ldap.password}
 
         auth_bind = yes
 
         ldap_version = 3
 
-        base = ${myconfig.env.mail.dovecot.ldap.base}
+        base = ${config.myEnv.mail.dovecot.ldap.base}
         scope = subtree
 
-        user_filter = ${myconfig.env.mail.dovecot.ldap.filter}
-        pass_filter = ${myconfig.env.mail.dovecot.ldap.filter}
+        pass_filter = ${config.myEnv.mail.dovecot.ldap.filter}
+        pass_attrs = ${config.myEnv.mail.dovecot.ldap.pass_attrs}
 
-        user_attrs = ${myconfig.env.mail.dovecot.ldap.user_attrs}
-        pass_attrs = ${myconfig.env.mail.dovecot.ldap.pass_attrs}
+        user_attrs = ${config.myEnv.mail.dovecot.ldap.user_attrs}
+        user_filter = ${config.myEnv.mail.dovecot.ldap.filter}
+        iterate_attrs = ${config.myEnv.mail.dovecot.ldap.iterate_attrs}
+        iterate_filter = ${config.myEnv.mail.dovecot.ldap.iterate_filter}
         '';
-    }
-  ];
+    };
+
+    users.users.vhost = {
+      group = "vhost";
+      uid = config.ids.uids.vhost;
+    };
+    users.groups.vhost.gid = config.ids.gids.vhost;
+
+    # https://blog.zeninc.net/index.php?post/2018/04/01/Un-annuaire-pour-les-gouverner-tous.......
+    services.dovecot2 = {
+      enable = true;
+      enablePAM = false;
+      enablePop3 = true;
+      enableImap = true;
+      enableLmtp = true;
+      protocols = [ "sieve" ];
+      modules = [
+        pkgs.dovecot_pigeonhole
+        pkgs.dovecot_fts-xapian
+      ];
+      mailUser = "vhost";
+      mailGroup = "vhost";
+      createMailUser = false;
+      mailboxes = {
+        Trash  = { auto = "subscribe"; specialUse = "Trash"; };
+        Junk   = { auto = "subscribe"; specialUse = "Junk"; };
+        Sent   = { auto = "subscribe"; specialUse = "Sent"; };
+        Drafts = { auto = "subscribe"; specialUse = "Drafts"; };
+      };
+      mailLocation = "mbox:~/Mail:INBOX=~/Mail/Inbox:INDEX=~/.imap";
+      sslServerCert = "/var/lib/acme/mail/fullchain.pem";
+      sslServerKey = "/var/lib/acme/mail/key.pem";
+      sslCACert = "/var/lib/acme/mail/fullchain.pem";
+      extraConfig = builtins.concatStringsSep "\n" [
+        # For printer which doesn’t support elliptic curve
+        ''
+          ssl_alt_cert = </var/lib/acme/mail-rsa/fullchain.pem
+          ssl_alt_key = </var/lib/acme/mail-rsa/key.pem
+        ''
+
+        ''
+          postmaster_address = postmaster@immae.eu
+          mail_attribute_dict = file:%h/dovecot-attributes
+          imap_idle_notify_interval = 20 mins
+          namespace inbox {
+            type = private
+            separator = /
+            inbox = yes
+            list = yes
+          }
+        ''
+
+        # ACL
+        ''
+          mail_plugins = $mail_plugins acl
+          plugin {
+            acl = vfile:${pkgs.writeText "dovecot-acl" ''
+              Backup/* owner lrp
+              ''}
+            acl_globals_only = yes
+          }
+        ''
+
+        # Full text search
+        ''
+          # needs to be bigger than any mailbox size
+          default_vsz_limit = 2GB
+          mail_plugins = $mail_plugins fts fts_xapian
+          plugin {
+            plugin = fts fts_xapian
+            fts = xapian
+            fts_xapian = partial=2 full=20
+            fts_autoindex = yes
+            fts_autoindex_exclude = \Junk
+            fts_autoindex_exclude2 = \Trash
+            fts_autoindex_exclude3 = Virtual/*
+          }
+        ''
+
+        # Antispam
+        # https://docs.iredmail.org/dovecot.imapsieve.html
+        ''
+        # imap_sieve plugin added below
 
-  config.users.users.vhost = {
-    group = "vhost";
-    uid = config.ids.uids.vhost;
-  };
-  config.users.groups.vhost.gid = config.ids.gids.vhost;
-
-  # https://blog.zeninc.net/index.php?post/2018/04/01/Un-annuaire-pour-les-gouverner-tous.......
-  config.services.dovecot2 = {
-    enable = true;
-    enablePAM = false;
-    enablePop3 = true;
-    enableImap = true;
-    enableLmtp = true;
-    protocols = [ "sieve" ];
-    modules = [
-      pkgs.dovecot_pigeonhole
-      pkgs.dovecot_fts-xapian
-    ];
-    mailUser = "vhost";
-    mailGroup = "vhost";
-    createMailUser = false;
-    mailboxes = [
-      { name = "Trash";  auto = "subscribe"; specialUse = "Trash"; }
-      { name = "Junk";   auto = "subscribe"; specialUse = "Junk"; }
-      { name = "Sent";   auto = "subscribe"; specialUse = "Sent"; }
-      { name = "Drafts"; auto = "subscribe"; specialUse = "Drafts"; }
-    ];
-    mailLocation = "mbox:~/Mail:INBOX=~/Mail/Inbox:INDEX=~/.imap";
-    sslServerCert = "/var/lib/acme/mail/fullchain.pem";
-    sslServerKey = "/var/lib/acme/mail/key.pem";
-    sslCACert = "/var/lib/acme/mail/fullchain.pem";
-    extraConfig = builtins.concatStringsSep "\n" [
-      ''
-        postmaster_address = postmaster@immae.eu
-        mail_attribute_dict = file:%h/dovecot-attributes
-        imap_idle_notify_interval = 20 mins
-        namespace inbox {
-          type = private
-          separator = /
-          inbox = yes
-          list = yes
-        }
-      ''
-
-      # Full text search
-      ''
-        # needs to be bigger than any mailbox size
-        default_vsz_limit = 2GB
-        mail_plugins = $mail_plugins fts fts_xapian
         plugin {
-          plugin = fts fts_xapian
-          fts = xapian
-          fts_xapian = partial=2 full=20
-          fts_autoindex = yes
-          fts_autoindex_exclude = \Junk
-          fts_autoindex_exclude2 = \Trash
-          fts_autoindex_exclude3 = Virtual/*
-        }
-      ''
-
-      # Antispam
-      # https://docs.iredmail.org/dovecot.imapsieve.html
-      ''
-      # imap_sieve plugin added below
-
-      plugin {
-          sieve_plugins = sieve_imapsieve sieve_extprograms
-          imapsieve_url = sieve://127.0.0.1:4190
-
-          # From elsewhere to Junk folder
-          imapsieve_mailbox1_name = Junk
-          imapsieve_mailbox1_causes = COPY APPEND
-          imapsieve_mailbox1_before = file:${./sieve_scripts}/report_spam.sieve;bindir=/var/lib/vhost/.imapsieve_bin
-
-          # From Junk folder to elsewhere
-          imapsieve_mailbox2_name = *
-          imapsieve_mailbox2_from = Junk
-          imapsieve_mailbox2_causes = COPY
-          imapsieve_mailbox2_before = file:${./sieve_scripts}/report_ham.sieve;bindir=/var/lib/vhost/.imapsieve_bin
-
-          sieve_pipe_bin_dir = ${sieve_bin}
-
-          sieve_global_extensions = +vnd.dovecot.pipe +vnd.dovecot.environment
-      }
-      ''
-      # Services to listen
-      ''
-      service imap-login {
-        inet_listener imap {
-        }
-        inet_listener imaps {
-        }
-      }
-      service pop3-login {
-        inet_listener pop3 {
-        }
-        inet_listener pop3s {
-        }
-      }
-      service imap {
-      }
-      service pop3 {
-      }
-      service auth {
-        unix_listener auth-userdb {
-        }
-        unix_listener ${config.services.postfix.config.queue_directory}/private/auth {
-          mode = 0666
-        }
-      }
-      service auth-worker {
-      }
-      service dict {
-        unix_listener dict {
-        }
-      }
-      service stats {
-        unix_listener stats-reader {
-          user = vhost
-          group = vhost
-          mode = 0660
-        }
-        unix_listener stats-writer {
-          user = vhost
-          group = vhost
-          mode = 0660
-        }
-      }
-      ''
-
-      # Authentification
-      ''
-      first_valid_uid = ${toString config.ids.uids.vhost}
-      disable_plaintext_auth = yes
-      passdb {
-        driver = ldap
-        args = ${config.secrets.fullPaths."dovecot/ldap"}
-      }
-      userdb {
-        driver = static
-        args = user=%u uid=vhost gid=vhost home=/var/lib/vhost/%d/%n/ mail=mbox:~/Mail:INBOX=~/Mail/Inbox:INDEX=~/.imap
-      }
-      ''
-
-      # Zlib
-      ''
-      mail_plugins = $mail_plugins zlib
-      plugin {
-        zlib_save_level = 6
-        zlib_save = gz
-      }
-      ''
-
-      # Sieve
-      ''
-      plugin {
-        sieve = file:~/sieve;bindir=~/.sieve-bin;active=~/.dovecot.sieve
-      }
-      service managesieve-login {
-      }
-      service managesieve {
-      }
-      ''
-
-      # Virtual mailboxes
-      ''
-      mail_plugins = $mail_plugins virtual
-      namespace Virtual {
-        prefix = Virtual/
-        location = virtual:~/Virtual
-      }
-      ''
-
-      # Protocol specific configuration
-      # Needs to come last if there are mail_plugins entries
-      ''
-      protocol imap {
-        mail_plugins = $mail_plugins imap_sieve
-      }
-      protocol lda {
-        mail_plugins = $mail_plugins sieve
-      }
-      ''
-    ];
-  };
-  config.networking.firewall.allowedTCPPorts = [ 110 143 993 995 4190 ];
-  config.system.activationScripts.dovecot = {
-    deps = [ "users" ];
-    text  =''
-      install -m 0755 -o vhost -g vhost -d /var/lib/vhost
-      '';
-  };
+            sieve_plugins = sieve_imapsieve sieve_extprograms
+            imapsieve_url = sieve://127.0.0.1:4190
 
-  config.security.acme.certs."mail" = {
-    postRun = ''
-      systemctl restart dovecot2.service
-    '';
-    extraDomains = {
-      "imap.immae.eu" = null;
-      "pop3.immae.eu" = null;
+            sieve_before = file:${./sieve_scripts}/backup.sieve;bindir=/var/lib/vhost/.sieve_bin
+
+            # From elsewhere to Junk folder
+            imapsieve_mailbox1_name = Junk
+            imapsieve_mailbox1_causes = COPY APPEND
+            imapsieve_mailbox1_before = file:${./sieve_scripts}/report_spam.sieve;bindir=/var/lib/vhost/.imapsieve_bin
+
+            # From Junk folder to elsewhere
+            imapsieve_mailbox2_name = *
+            imapsieve_mailbox2_from = Junk
+            imapsieve_mailbox2_causes = COPY
+            imapsieve_mailbox2_before = file:${./sieve_scripts}/report_ham.sieve;bindir=/var/lib/vhost/.imapsieve_bin
+
+            # From anywhere to NoJunk folder
+            imapsieve_mailbox3_name = NoJunk
+            imapsieve_mailbox3_causes = COPY APPEND
+            imapsieve_mailbox3_before = file:${./sieve_scripts}/report_ham.sieve;bindir=/var/lib/vhost/.imapsieve_bin
+
+            sieve_pipe_bin_dir = ${sieve_bin}
+
+            sieve_global_extensions = +vnd.dovecot.pipe +vnd.dovecot.environment
+        }
+        ''
+        # Services to listen
+        ''
+        service imap-login {
+          inet_listener imap {
+          }
+          inet_listener imaps {
+          }
+        }
+        service pop3-login {
+          inet_listener pop3 {
+          }
+          inet_listener pop3s {
+          }
+        }
+        service imap {
+        }
+        service pop3 {
+        }
+        service auth {
+          unix_listener auth-userdb {
+          }
+          unix_listener ${config.services.postfix.config.queue_directory}/private/auth {
+            mode = 0666
+          }
+        }
+        service auth-worker {
+        }
+        service dict {
+          unix_listener dict {
+          }
+        }
+        service stats {
+          unix_listener stats-reader {
+            user = vhost
+            group = vhost
+            mode = 0660
+          }
+          unix_listener stats-writer {
+            user = vhost
+            group = vhost
+            mode = 0660
+          }
+        }
+        ''
+
+        # Authentification
+        ''
+        first_valid_uid = ${toString config.ids.uids.vhost}
+        disable_plaintext_auth = yes
+        passdb {
+          driver = ldap
+          args = ${config.secrets.fullPaths."dovecot/ldap"}
+        }
+        userdb {
+          driver = ldap
+          args = ${config.secrets.fullPaths."dovecot/ldap"}
+        }
+        ''
+
+        # Zlib
+        ''
+        mail_plugins = $mail_plugins zlib
+        plugin {
+          zlib_save_level = 6
+          zlib_save = gz
+        }
+        ''
+
+        # Sieve
+        ''
+        plugin {
+          sieve = file:~/sieve;bindir=~/.sieve-bin;active=~/.dovecot.sieve
+        }
+        service managesieve-login {
+        }
+        service managesieve {
+        }
+        ''
+
+        # Virtual mailboxes
+        ''
+        mail_plugins = $mail_plugins virtual
+        namespace Virtual {
+          prefix = Virtual/
+          location = virtual:~/Virtual
+        }
+        ''
+
+        # Protocol specific configuration
+        # Needs to come last if there are mail_plugins entries
+        ''
+        protocol imap {
+          mail_plugins = $mail_plugins imap_sieve imap_acl
+        }
+        protocol lda {
+          mail_plugins = $mail_plugins sieve
+        }
+        ''
+      ];
+    };
+    networking.firewall.allowedTCPPorts = [ 110 143 993 995 4190 ];
+    system.activationScripts.dovecot = {
+      deps = [ "users" ];
+      text  =''
+        install -m 0755 -o vhost -g vhost -d /var/lib/vhost
+        '';
+    };
+
+    services.cron.systemCronJobs = let
+      cron_script = pkgs.writeScriptBin "cleanup-imap-folders" ''
+        ${pkgs.dovecot}/bin/doveadm expunge -A MAILBOX "Backup/*" NOT FLAGGED BEFORE 8w 2>&1 > /dev/null | grep -v "Mailbox doesn't exist:" | grep -v "Info: Opening DB"
+        ${pkgs.dovecot}/bin/doveadm expunge -A MAILBOX Junk SEEN NOT FLAGGED BEFORE 4w 2>&1 > /dev/null | grep -v "Mailbox doesn't exist:" | grep -v "Info: Opening DB"
+        ${pkgs.dovecot}/bin/doveadm expunge -A MAILBOX Trash NOT FLAGGED BEFORE 4w 2>&1 > /dev/null | grep -v "Mailbox doesn't exist:" | grep -v "Info: Opening DB"
+        '';
+      in
+      [
+        "0 2 * * * root ${cron_script}/bin/cleanup-imap-folders"
+      ];
+    security.acme.certs."mail-rsa" = {
+      postRun = ''
+        systemctl restart dovecot2.service
+      '';
+      extraDomains = {
+        "imap.immae.eu" = null;
+        "pop3.immae.eu" = null;
+      };
+    };
+    security.acme.certs."mail" = {
+      postRun = ''
+        systemctl restart dovecot2.service
+      '';
+      extraDomains = {
+        "imap.immae.eu" = null;
+        "pop3.immae.eu" = null;
+      };
     };
   };
 }