diff --git a/docker/amavis/Dockerfile b/docker/amavis/Dockerfile index d3bc6d87..611e18e3 100644 --- a/docker/amavis/Dockerfile +++ b/docker/amavis/Dockerfile @@ -1,32 +1,35 @@ FROM apheleia/almalinux8 # ENV LANG=en_US.utf8 # ENV LC_ALL=en_US.utf8 # ENV APP_DOMAIN # ENV LMTP_DESTINATION # ENV DB_HOST # ENV DB_USERNAME # ENV DB_PASSWORD # ENV DB_DATABASE RUN dnf -y install \ amavis \ spamassassin \ clamav \ clamav-update && \ dnf clean all WORKDIR /root/ COPY /rootfs / -RUN mkdir -p /var/run/amavisd && \ - chmod -R 777 /var/run/amavisd && \ +RUN mkdir -p /var/run/amavisd /var/dkim && \ + chmod -R 777 /var/run/amavisd /var/dkim && \ mkdir -p /var/spool/amavisd && \ chmod 777 /var/spool/amavisd VOLUME [ "/var/spool/amavisd" ] +VOLUME [ "/var/lib/spamassassin" ] +VOLUME [ "/var/lib/clamav" ] +VOLUME [ "/var/dkim" ] CMD ["/init.sh"] EXPOSE 13024/tcp diff --git a/docker/amavis/rootfs/etc/clam.d/amavisd.conf b/docker/amavis/rootfs/etc/amavisd/amavisd.conf similarity index 52% rename from docker/amavis/rootfs/etc/clam.d/amavisd.conf rename to docker/amavis/rootfs/etc/amavisd/amavisd.conf index 6def3f59..5f6cb68e 100644 --- a/docker/amavis/rootfs/etc/clam.d/amavisd.conf +++ b/docker/amavis/rootfs/etc/amavisd/amavisd.conf @@ -1,815 +1,435 @@ use strict; # a minimalistic configuration file for amavisd-new with all necessary settings # # see amavisd.conf-default for a list of all variables with their defaults; # see amavisd.conf-sample for a traditional-style commented file; # for more details see documentation in INSTALL, README_FILES/* # and at http://www.ijs.si/software/amavisd/amavisd-new-docs.html # COMMONLY ADJUSTED SETTINGS: # @bypass_virus_checks_maps = (1); # controls running of anti-virus code # @bypass_spam_checks_maps = (1); # controls running of anti-spam code # $bypass_decode_parts = 1; # controls running of decoders&dearchivers $max_servers = 2; # num of pre-forked children (2..30 is common), -m $daemon_user = 'amavis'; # (no default; customary: vscan or amavis), -u $daemon_group = 'amavis'; # (no default; customary: vscan or amavis), -g $mydomain = 'APP_DOMAIN'; # a convenient default for other settings $myhostname = 'APP_DOMAIN'; # a convenient default for other settings $MYHOME = '/var/spool/amavisd'; # a convenient default for other settings, -H $TEMPBASE = "$MYHOME/tmp"; # working directory, needs to exist, -T $ENV{TMPDIR} = $TEMPBASE; # environment variable TMPDIR, used by SA, etc. $QUARANTINEDIR = undef; # -Q # $quarantine_subdir_levels = 1; # add level of subdirs to disperse quarantine # $release_format = 'resend'; # 'attach', 'plain', 'resend' # $report_format = 'arf'; # 'attach', 'plain', 'resend', 'arf' # $daemon_chroot_dir = $MYHOME; # chroot directory or undef, -R $db_home = "$MYHOME/db"; # dir for bdb nanny/cache/snmp databases, -D # $helpers_home = "$MYHOME/var"; # working directory for SpamAssassin, -S $lock_file = "/var/run/amavisd/amavisd.lock"; # -L $pid_file = "/var/run/amavisd/amavisd.pid"; # -P #NOTE: create directories $MYHOME/tmp, $MYHOME/var, $MYHOME/db manually $log_level = 9; # verbosity 0..5, -d $log_recip_templ = undef; # disable by-recipient level-0 log entries # choose from: emerg, alert, crit, err, warning, notice, info, debug $enable_db = 1; # enable use of BerkeleyDB/libdb (SNMP and nanny) $enable_global_cache = 1; # enable use of libdb-based cache if $enable_db=1 $nanny_details_level = 2; # nanny verbosity: 1: traditional, 2: detailed $enable_dkim_verification = 1; # enable DKIM signatures verification $enable_dkim_signing = 1; # load DKIM signing code, keys defined by dkim_key dkim_key( 'APP_DOMAIN', 'DKIM_KEY', - '/etc/amavisd/APP_DOMAIN.DKIM_KEY.pem' + '/var/dkim/APP_DOMAIN.DKIM_KEY.pem' ); @dkim_signature_options_bysender_maps = ( { "APP_DOMAIN" => { d => 'APP_DOMAIN', a => 'rsa-sha256', c => 'relaxed/simple', ttl => 10*24*3600 } } ); # $enable_ldap = 1; # $default_ldap = { # hostname => [ 'localhost' ], # version => 3, # timeout => 5, # tls => 0, # base => '$ldap_base_dn', # query_filter => '$ldap_filter', # bind_dn => '$ldap_bind_dn', # bind_password => '$ldap_bind_pw' # }; # #FIXME # @lookup_sql_dsn = ( # ['DBI:mysql:database=vimbadmin;host=127.0.0.1;port=3306', # 'vimbadmin', # 'password']); # $sql_select_policy = 'SELECT domain FROM domain WHERE CONCAT("@",domain) IN (%k)'; @local_domains_maps = ( [".$mydomain"] ); # list of all local domains @mynetworks = qw( 127.0.0.0/8 [::1] [FE80::]/10 [FEC0::]/10 10.0.0.0/8 172.16.0.0/12 192.168.0.0/16 ); $unix_socketname = "$MYHOME/amavisd.sock"; # amavisd-release or amavis-milter # option(s) -p overrides $inet_socket_port and $unix_socketname $inet_socket_port = [13024,13026]; # listen on this local TCP port(s) $inet_socket_bind = '0.0.0.0'; @inet_acl = qw(127.0.0.1 [::1] 172.16.0.0/12); $policy_bank{'MYNETS'} = { # mail originating from @mynetworks originating => 1, # is true in MYNETS by default, but let's make it explicit os_fingerprint_method => undef, # don't query p0f for internal clients }; # it is up to MTA to re-route mail from authenticated roaming users or # from internal hosts to a dedicated TCP port (such as 10026) for filtering $interface_policy{'13026'} = 'ORIGINATING'; - $policy_bank{'ORIGINATING'} = { # mail supposedly originating from our users originating => 1, # declare that mail was submitted by our smtp client allow_disclaimers => 1, # enables disclaimer insertion if available # notify administrator of locally originating malware #virus_admin_maps => ["admin\@$mydomain"], #spam_admin_maps => ["admin\@$mydomain"], virus_admin_maps => undef, spam_admin_maps => undef, warnbadhsender => 1, # forward to a smtpd service providing DKIM signing service forward_method => 'smtp:[postfix]:13025', # force MTA conversion to 7-bit (e.g. before DKIM signing) smtpd_discard_ehlo_keywords => ['8BITMIME'], bypass_banned_checks_maps => [1], # allow sending any file names and types terminate_dsn_on_notify_success => 0, # don't remove NOTIFY=SUCCESS option }; $interface_policy{'SOCK'} = 'AM.PDP-SOCK'; # only applies with $unix_socketname # Use with amavis-release over a socket or with Petr Rehor's amavis-milter.c # (with amavis-milter.c from this package or old amavis.c client use 'AM.CL'): $policy_bank{'AM.PDP-SOCK'} = { protocol => 'AM.PDP', auth_required_release => 0, # do not require secret_id for amavisd-release }; -$sa_tag_level_deflt = -10; # add spam info headers if at, or above that level +$sa_tag_level_deflt = -999; # add spam info headers if at, or above that level. We always add spam headers, since that includes our dkim validation results $sa_tag2_level_deflt = 6.2; # add 'spam detected' headers at that level $sa_kill_level_deflt = 6.9; # triggers spam evasive actions (e.g. blocks mail) $sa_dsn_cutoff_level = 10; # spam level beyond which a DSN is not sent $sa_crediblefrom_dsn_cutoff_level = 18; # likewise, but for a likely valid From # $sa_quarantine_cutoff_level = 25; # spam level beyond which quarantine is off $penpals_bonus_score = 8; # (no effect without a @storage_sql_dsn database) $penpals_threshold_high = $sa_kill_level_deflt; # don't waste time on hi spam $bounce_killer_score = 100; # spam score points to add for joe-jobbed bounces $sa_mail_body_size_limit = 400*1024; # don't waste time on SA if mail is larger $sa_local_tests_only = 0; # only tests which do not require internet access? # @lookup_sql_dsn = # ( ['DBI:mysql:database=mail;host=127.0.0.1;port=3306', 'user1', 'passwd1'], # ['DBI:mysql:database=mail;host=host2', 'username2', 'password2'], # ["DBI:SQLite:dbname=$MYHOME/sql/mail_prefs.sqlite", '', ''] ); # @storage_sql_dsn = @lookup_sql_dsn; # none, same, or separate database # $timestamp_fmt_mysql = 1; # if using MySQL *and* msgs.time_iso is TIMESTAMP; # defaults to 0, which is good for non-MySQL or if msgs.time_iso is CHAR(16) $virus_admin = undef; # notifications recip. $mailfrom_notify_admin = undef; # notifications sender $mailfrom_notify_recip = undef; # notifications sender $mailfrom_notify_spamadmin = undef; # notifications sender $mailfrom_to_quarantine = ''; # null return path; uses original sender if undef @addr_extension_virus_maps = ('virus'); @addr_extension_banned_maps = ('banned'); @addr_extension_spam_maps = ('spam'); @addr_extension_bad_header_maps = ('badh'); # $recipient_delimiter = '+'; # undef disables address extensions altogether # when enabling addr extensions do also Postfix/main.cf: recipient_delimiter=+ $path = '/usr/local/sbin:/usr/local/bin:/usr/sbin:/sbin:/usr/bin:/bin'; # $dspam = 'dspam'; $MAXLEVELS = 14; $MAXFILES = 1500; $MIN_EXPANSION_QUOTA = 100*1024; # bytes (default undef, not enforced) $MAX_EXPANSION_QUOTA = 300*1024*1024; # bytes (default undef, not enforced) $sa_spam_subject_tag = '***SPAM*** '; $defang_virus = 1; # MIME-wrap passed infected mail $defang_banned = 1; # MIME-wrap passed mail containing banned name # for defanging bad headers only turn on certain minor contents categories: $defang_by_ccat{+CC_BADH.",3"} = 1; # NUL or CR character in header $defang_by_ccat{+CC_BADH.",5"} = 1; # header line longer than 998 characters $defang_by_ccat{+CC_BADH.",6"} = 1; # header field syntax error # OTHER MORE COMMON SETTINGS (defaults may suffice): -# $myhostname = 'host.example.com'; # must be a fully-qualified domain name! - $notify_method = 'smtp:[postfix]:13025'; $forward_method = 'smtp:[postfix]:13025'; # set to undef with milter! $final_virus_destiny = D_DISCARD; $final_banned_destiny = D_BOUNCE; $final_spam_destiny = D_DISCARD; $final_bad_header_destiny = D_BOUNCE; # $bad_header_quarantine_method = undef; # $os_fingerprint_method = 'p0f:*:2345'; # to query p0f-analyzer.pl ## hierarchy by which a final setting is chosen: ## policy bank (based on port or IP address) -> *_by_ccat ## *_by_ccat (based on mail contents) -> *_maps ## *_maps (based on recipient address) -> final configuration value # SOME OTHER VARIABLES WORTH CONSIDERING (see amavisd.conf-default for all) # $warnbadhsender, # $warnvirusrecip, $warnbannedrecip, $warnbadhrecip, (or @warn*recip_maps) # # @bypass_virus_checks_maps, @bypass_spam_checks_maps, # @bypass_banned_checks_maps, @bypass_header_checks_maps, # # @virus_lovers_maps, @spam_lovers_maps, # @banned_files_lovers_maps, @bad_header_lovers_maps, # # @blacklist_sender_maps, @score_sender_maps, # # $clean_quarantine_method, $virus_quarantine_to, $banned_quarantine_to, # $bad_header_quarantine_to, $spam_quarantine_to, # # $defang_bad_header, $defang_undecipherable, $defang_spam # REMAINING IMPORTANT VARIABLES ARE LISTED HERE BECAUSE OF LONGER ASSIGNMENTS @keep_decoded_original_maps = (new_RE( qr'^MAIL\$', # retain full original message for virus checking qr'^MAIL-UNDECIPHERABLE\$', # recheck full mail if it contains undecipherables qr'^(ASCII(?! cpio)|text|uuencoded|xxencoded|binhex)'i, # qr'^Zip archive data', # don't trust Archive::Zip )); # for $banned_namepath_re (a new-style of banned table) see amavisd.conf-sample $banned_filename_re = new_RE( ### BLOCKED ANYWHERE # qr'^UNDECIPHERABLE\$', # is or contains any undecipherable components qr'^\.(exe-ms|dll)\$', # banned file(1) types, rudimentary # qr'^\.(exe|lha|tnef|cab|dll)\$', # banned file(1) types ### BLOCK THE FOLLOWING, EXCEPT WITHIN UNIX ARCHIVES: # [ qr'^\.(gz|bz2)$' => 0 ], # allow any in gzip or bzip2 [ qr'^\.(rpm|cpio|tar)\$' => 0 ], # allow any in Unix-type archives qr'.\.(pif|scr)$'i, # banned extensions - rudimentary # qr'^\.zip$', # block zip type ### BLOCK THE FOLLOWING, EXCEPT WITHIN ARCHIVES: # [ qr'^\.(zip|rar|arc|arj|zoo)$'=> 0 ], # allow any within these archives qr'^application/x-msdownload\$'i, # block these MIME types qr'^application/x-msdos-program\$'i, qr'^application/hta\$'i, # qr'^message/partial$'i, # rfc2046 MIME type # qr'^message/external-body$'i, # rfc2046 MIME type # qr'^(application/x-msmetafile|image/x-wmf)$'i, # Windows Metafile MIME type # qr'^\.wmf$', # Windows Metafile file(1) type # block certain double extensions in filenames qr'\.[^./]*[A-Za-z][^./]*\.\s*(exe|vbs|pif|scr|bat|cmd|com|cpl|dll)[.\s]*\$'i, # qr'\{[0-9a-f]{8}(-[0-9a-f]{4}){3}-[0-9a-f]{12}\}?'i, # Class ID CLSID, strict # qr'\{[0-9a-z]{4,}(-[0-9a-z]{4,}){0,7}\}?'i, # Class ID extension CLSID, loose qr'.\.(exe|vbs|pif|scr|cpl)\$'i, # banned extension - basic # qr'.\.(exe|vbs|pif|scr|cpl|bat|cmd|com)$'i, # banned extension - basic+cmd # qr'.\.(ade|adp|app|bas|bat|chm|cmd|com|cpl|crt|emf|exe|fxp|grp|hlp|hta| # inf|ins|isp|js|jse|lnk|mda|mdb|mde|mdw|mdt|mdz|msc|msi|msp|mst| # ops|pcd|pif|prg|reg|scr|sct|shb|shs|vb|vbe|vbs| # wmf|wsc|wsf|wsh)$'ix, # banned ext - long # qr'.\.(ani|cur|ico)$'i, # banned cursors and icons filename # qr'^\.ani$', # banned animated cursor file(1) type # qr'.\.(mim|b64|bhx|hqx|xxe|uu|uue)$'i, # banned extension - WinZip vulnerab. ); # See http://support.microsoft.com/default.aspx?scid=kb;EN-US;q262631 # and http://www.cknow.com/vtutor/vtextensions.htm # ENVELOPE SENDER SOFT-WHITELISTING / SOFT-BLACKLISTING @score_sender_maps = ({ # a by-recipient hash lookup table, # results from all matching recipient tables are summed # ## per-recipient personal tables (NOTE: positive: black, negative: white) # 'user1@example.com' => [{'bla-mobile.press@example.com' => 10.0}], # 'user3@example.com' => [{'.ebay.com' => -3.0}], # 'user4@example.com' => [{'cleargreen@cleargreen.com' => -7.0, # '.cleargreen.com' => -5.0}], ## site-wide opinions about senders (the '.' matches any recipient) '.' => [ # the _first_ matching sender determines the score boost new_RE( # regexp-type lookup table, just happens to be all soft-blacklist [qr'^(bulkmail|offers|cheapbenefits|earnmoney|foryou)@'i => 5.0], [qr'^(greatcasino|investments|lose_weight_today|market\.alert)@'i=> 5.0], [qr'^(money2you|MyGreenCard|new\.tld\.registry|opt-out|opt-in)@'i=> 5.0], [qr'^(optin|saveonlsmoking2002k|specialoffer|specialoffers)@'i => 5.0], [qr'^(stockalert|stopsnoring|wantsome|workathome|yesitsfree)@'i => 5.0], [qr'^(your_friend|greatoffers)@'i => 5.0], [qr'^(inkjetplanet|marketopt|MakeMoney)\d*@'i => 5.0], ), # read_hash("/var/amavis/sender_scores_sitewide"), { # a hash-type lookup table (associative array) 'nobody@cert.org' => -3.0, 'cert-advisory@us-cert.gov' => -3.0, 'owner-alert@iss.net' => -3.0, 'slashdot@slashdot.org' => -3.0, 'securityfocus.com' => -3.0, 'ntbugtraq@listserv.ntbugtraq.com' => -3.0, 'security-alerts@linuxsecurity.com' => -3.0, 'mailman-announce-admin@python.org' => -3.0, 'amavis-user-admin@lists.sourceforge.net'=> -3.0, 'amavis-user-bounces@lists.sourceforge.net' => -3.0, 'spamassassin.apache.org' => -3.0, 'notification-return@lists.sophos.com' => -3.0, 'owner-postfix-users@postfix.org' => -3.0, 'owner-postfix-announce@postfix.org' => -3.0, 'owner-sendmail-announce@lists.sendmail.org' => -3.0, 'sendmail-announce-request@lists.sendmail.org' => -3.0, 'donotreply@sendmail.org' => -3.0, 'ca+envelope@sendmail.org' => -3.0, 'noreply@freshmeat.net' => -3.0, 'owner-technews@postel.acm.org' => -3.0, 'ietf-123-owner@loki.ietf.org' => -3.0, 'cvs-commits-list-admin@gnome.org' => -3.0, 'rt-users-admin@lists.fsck.com' => -3.0, 'clp-request@comp.nus.edu.sg' => -3.0, 'surveys-errors@lists.nua.ie' => -3.0, 'emailnews@genomeweb.com' => -5.0, 'yahoo-dev-null@yahoo-inc.com' => -3.0, 'returns.groups.yahoo.com' => -3.0, 'clusternews@linuxnetworx.com' => -3.0, lc('lvs-users-admin@LinuxVirtualServer.org') => -3.0, lc('owner-textbreakingnews@CNNIMAIL12.CNN.COM') => -5.0, # soft-blacklisting (positive score) 'sender@example.net' => 3.0, '.example.net' => 1.0, }, ], # end of site-wide tables }); @decoders = ( ['mail', \&do_mime_decode], ['asc', \&do_ascii], ['uue', \&do_ascii], ['hqx', \&do_ascii], ['ync', \&do_ascii], ['F', \&do_uncompress, ['unfreeze','freeze -d','melt','fcat'] ], ['Z', \&do_uncompress, ['uncompress','gzip -d','zcat'] ], ['gz', \&do_uncompress, 'gzip -d'], ['gz', \&do_gunzip], ['bz2', \&do_uncompress, 'bzip2 -d'], ['lzo', \&do_uncompress, 'lzop -d'], ['rpm', \&do_uncompress, ['rpm2cpio.pl','rpm2cpio'] ], ['cpio', \&do_pax_cpio, ['pax','gcpio','cpio'] ], ['tar', \&do_pax_cpio, ['pax','gcpio','cpio'] ], ['deb', \&do_ar, 'ar'], # ['a', \&do_ar, 'ar'], # unpacking .a seems an overkill ['zip', \&do_unzip], ['7z', \&do_7zip, ['7zr','7za','7z'] ], ['rar', \&do_unrar, ['rar','unrar'] ], ['arj', \&do_unarj, ['arj','unarj'] ], ['arc', \&do_arc, ['nomarch','arc'] ], ['zoo', \&do_zoo, ['zoo','unzoo'] ], ['lha', \&do_lha, 'lha'], # ['doc', \&do_ole, 'ripole'], ['cab', \&do_cabextract, 'cabextract'], ['tnef', \&do_tnef_ext, 'tnef'], ['tnef', \&do_tnef], # ['sit', \&do_unstuff, 'unstuff'], # broken/unsafe decoder ['exe', \&do_executable, ['rar','unrar'], 'lha', ['arj','unarj'] ], ); @av_scanners = ( -# ### http://www.clanfield.info/sophie/ (http://www.vanja.com/tools/sophie/) -# ['Sophie', -# \&ask_daemon, ["{}/\n", '/var/run/sophie'], -# qr/(?x)^ 0+ ( : | [\000\r\n]* $)/m, qr/(?x)^ 1 ( : | [\000\r\n]* $)/m, -# qr/(?x)^ [-+]? \d+ : (.*?) [\000\r\n]* $/m ], - -# ### http://www.csupomona.edu/~henson/www/projects/SAVI-Perl/ -# ['Sophos SAVI', \&sophos_savi ], - -#FIXME +#FIXME setup clamav # ### http://www.clamav.net/ # ['ClamAV-clamd', # \&ask_daemon, ["CONTSCAN {}\n", "$clamdsock"], # qr/\bOK$/m, qr/\bFOUND$/m, # qr/^.*?: (?!Infected Archive)(.*) FOUND$/m ], # # NOTE: run clamd under the same user as amavisd, or run it under its own # # uid such as clamav, add user clamav to the amavis group, and then add # # AllowSupplementaryGroups to clamd.conf; # # NOTE: match socket name (LocalSocket) in clamav.conf to the socket name in # # this entry; when running chrooted one may prefer socket "$MYHOME/clamd". # ### http://www.clamav.net/ and CPAN (memory-hungry! clamd is preferred) # # note that Mail::ClamAV requires perl to be build with threading! # ['Mail::ClamAV', \&ask_clamav, "*", [0], [1], qr/^INFECTED: (.+)/m ], -# ### http://www.openantivirus.org/ -# ['OpenAntiVirus ScannerDaemon (OAV)', -# \&ask_daemon, ["SCAN {}\n", '127.0.0.1:8127'], -# qr/^OK/m, qr/^FOUND: /m, qr/^FOUND: (.+)/m ], - -# ### http://www.vanja.com/tools/trophie/ -# ['Trophie', -# \&ask_daemon, ["{}/\n", '/var/run/trophie'], -# qr/(?x)^ 0+ ( : | [\000\r\n]* $)/m, qr/(?x)^ 1 ( : | [\000\r\n]* $)/m, -# qr/(?x)^ [-+]? \d+ : (.*?) [\000\r\n]* $/m ], - -# ### http://www.grisoft.com/ -# ['AVG Anti-Virus', -# \&ask_daemon, ["SCAN {}\n", '127.0.0.1:55555'], -# qr/^200/m, qr/^403/m, qr/^403 .*?: ([^\r\n]+)/m ], - -# ### http://www.f-prot.com/ -# ['F-Prot fpscand', # F-PROT Antivirus for BSD/Linux/Solaris, version 6 -# \&ask_daemon, -# ["SCAN FILE {}/*\n", '127.0.0.1:10200'], -# qr/^(0|8|64) /m, -# qr/^([1235679]|1[01345]) |<[^>:]*(?i)(infected|suspicious|unwanted)/m, -# qr/(?i)<[^>:]*(?:infected|suspicious|unwanted)[^>:]*: ([^>]*)>/m ], - -# ### http://www.f-prot.com/ -# ['F-Prot f-protd', # old version -# \&ask_daemon, -# ["GET {}/*?-dumb%20-archive%20-packed HTTP/1.0\r\n\r\n", -# ['127.0.0.1:10200', '127.0.0.1:10201', '127.0.0.1:10202', -# '127.0.0.1:10203', '127.0.0.1:10204'] ], -# qr/(?i)]*>clean<\/summary>/m, -# qr/(?i)]*>infected<\/summary>/m, -# qr/(?i)(.+)<\/name>/m ], - -# ### http://www.sald.com/, http://www.dials.ru/english/, http://www.drweb.ru/ -# ['DrWebD', \&ask_daemon, # DrWebD 4.31 or later -# [pack('N',1). # DRWEBD_SCAN_CMD -# pack('N',0x00280001). # DONT_CHANGEMAIL, IS_MAIL, RETURN_VIRUSES -# pack('N', # path length -# length("$TEMPBASE/amavis-yyyymmddTHHMMSS-xxxxx/parts/pxxx")). -# '{}/*'. # path -# pack('N',0). # content size -# pack('N',0), -# '/var/drweb/run/drwebd.sock', -# # '/var/amavis/var/run/drwebd.sock', # suitable for chroot -# # '/usr/local/drweb/run/drwebd.sock', # FreeBSD drweb ports default -# # '127.0.0.1:3000', # or over an inet socket -# ], -# qr/\A\x00[\x10\x11][\x00\x10]\x00/sm, # IS_CLEAN,EVAL_KEY; SKIPPED -# qr/\A\x00[\x00\x01][\x00\x10][\x20\x40\x80]/sm,# KNOWN_V,UNKNOWN_V,V._MODIF -# qr/\A.{12}(?:infected with )?([^\x00]+)\x00/sm, -# ], -# # NOTE: If using amavis-milter, change length to: -# # length("$TEMPBASE/amavis-milter-xxxxxxxxxxxxxx/parts/pxxx"). - - ## http://www.kaspersky.com/ (kav4mailservers) - ['KasperskyLab AVP - aveclient', - ['/usr/local/kav/bin/aveclient','/usr/local/share/kav/bin/aveclient', - '/opt/kav/5.5/kav4mailservers/bin/aveclient','aveclient'], - '-p /var/run/aveserver -s {}/*', - [0,3,6,8], qr/\b(INFECTED|SUSPICION|SUSPICIOUS)\b/m, - qr/(?:INFECTED|WARNING|SUSPICION|SUSPICIOUS) (.+)/m, - ], - # NOTE: one may prefer [0],[2,3,4,5], depending on how suspicious, - # currupted or protected archives are to be handled - - ## http://www.kaspersky.com/ - ['KasperskyLab AntiViral Toolkit Pro (AVP)', ['avp'], - '-* -P -B -Y -O- {}', [0,3,6,8], [2,4], # any use for -A -K ? - qr/infected: (.+)/m, - sub {chdir('/opt/AVP') or die "Can't chdir to AVP: $!"}, - sub {chdir($TEMPBASE) or die "Can't chdir back to $TEMPBASE $!"}, - ], - - ## The kavdaemon and AVPDaemonClient have been removed from Kasperky - ## products and replaced by aveserver and aveclient - ['KasperskyLab AVPDaemonClient', - [ '/opt/AVP/kavdaemon', 'kavdaemon', - '/opt/AVP/AvpDaemonClient', 'AvpDaemonClient', - '/opt/AVP/AvpTeamDream', 'AvpTeamDream', - '/opt/AVP/avpdc', 'avpdc' ], - "-f=$TEMPBASE {}", [0,8], [3,4,5,6], qr/infected: ([^\r\n]+)/m ], - # change the startup-script in /etc/init.d/kavd to: - # DPARMS="-* -Y -dl -f=/var/amavis /var/amavis" - # (or perhaps: DPARMS="-I0 -Y -* /var/amavis" ) - # adjusting /var/amavis above to match your $TEMPBASE. - # The '-f=/var/amavis' is needed if not running it as root, so it - # can find, read, and write its pid file, etc., see 'man kavdaemon'. - # defUnix.prf: there must be an entry "*/var/amavis" (or whatever - # directory $TEMPBASE specifies) in the 'Names=' section. - # cd /opt/AVP/DaemonClients; configure; cd Sample; make - # cp AvpDaemonClient /opt/AVP/ - # su - vscan -c "${PREFIX}/kavdaemon ${DPARMS}" - - ## http://www.centralcommand.com/ - ['CentralCommand Vexira (new) vascan', - ['vascan','/usr/lib/Vexira/vascan'], - "-a s --timeout=60 --temp=$TEMPBASE -y $QUARANTINEDIR ". - "--log=/var/log/vascan.log {}", - [0,3], [1,2,5], - qr/(?x)^\s* (?:virus|iworm|macro|mutant|sequence|trojan)\ found:\ ( [^\]\s']+ )\ \.\.\.\ /m ], - # Adjust the path of the binary and the virus database as needed. - # 'vascan' does not allow to have the temp directory to be the same as - # the quarantine directory, and the quarantine option can not be disabled. - # If $QUARANTINEDIR is not used, then another directory must be specified - # to appease 'vascan'. Move status 3 to the second list if password - # protected files are to be considered infected. - - ## http://www.avira.com/ - ## Avira AntiVir (formerly H+BEDV) or (old) CentralCommand Vexira Antivirus - ['Avira AntiVir', ['antivir','vexira'], - '--allfiles -noboot -nombr -rs -s -z {}', [0], qr/ALERT:|VIRUS:/m, - qr/(?x)^\s* (?: ALERT: \s* (?: \[ | [^']* ' ) | - (?i) VIRUS:\ .*?\ virus\ '?) ( [^\]\s']+ )/m ], - # NOTE: if you only have a demo version, remove -z and add 214, as in: - # '--allfiles -noboot -nombr -rs -s {}', [0,214], qr/ALERT:|VIRUS:/, - - ## http://www.commandsoftware.com/ - ['Command AntiVirus for Linux', 'csav', - '-all -archive -packed {}', [50], [51,52,53], - qr/Infection: (.+)/m ], - - ## http://www.symantec.com/ - ['Symantec CarrierScan via Symantec CommandLineScanner', - 'cscmdline', '-a scan -i 1 -v -s 127.0.0.1:7777 {}', - qr/^Files Infected:\s+0$/m, qr/^Infected\b/m, - qr/^(?:Info|Virus Name):\s+(.+)/m ], - - ## http://www.symantec.com/ - ['Symantec AntiVirus Scan Engine', - 'savsecls', '-server 127.0.0.1:7777 -mode scanrepair -details -verbose {}', - [0], qr/^Infected\b/m, - qr/^(?:Info|Virus Name):\s+(.+)/m ], - # NOTE: check options and patterns to see which entry better applies - -# ## http://www.f-secure.com/products/anti-virus/ version 4.65 -# ['F-Secure Antivirus for Linux servers', -# ['/opt/f-secure/fsav/bin/fsav', 'fsav'], -# '--delete=no --disinf=no --rename=no --archive=yes --auto=yes '. -# '--dumb=yes --list=no --mime=yes {}', [0], [3,6,8], -# qr/(?:infection|Infected|Suspected): (.+)/m ], - - ## http://www.f-secure.com/products/anti-virus/ version 5.52 - ['F-Secure Antivirus for Linux servers', - ['/opt/f-secure/fsav/bin/fsav', 'fsav'], - '--virus-action1=report --archive=yes --auto=yes '. - '--dumb=yes --list=no --mime=yes {}', [0], [3,4,6,8], - qr/(?:infection|Infected|Suspected|Riskware): (.+)/m ], - # NOTE: internal archive handling may be switched off by '--archive=no' - # to prevent fsav from exiting with status 9 on broken archives - -# ## http://www.avast.com/ -# ['avast! Antivirus daemon', -# \&ask_daemon, # greets with 220, terminate with QUIT -# ["SCAN {}\015\012QUIT\015\012", '/var/run/avast4/mailscanner.sock'], -# qr/\t\[\+\]/m, qr/\t\[L\]\t/m, qr/\t\[L\]\t([^[ \t\015\012]+)/m ], - -# ## http://www.avast.com/ -# ['avast! Antivirus - Client/Server Version', 'avastlite', -# '-a /var/run/avast4/mailscanner.sock -n {}', [0], [1], -# qr/\t\[L\]\t([^[ \t\015\012]+)/m ], - - ['CAI InoculateIT', 'inocucmd', # retired product - '-sec -nex {}', [0], [100], - qr/was infected by virus (.+)/m ], - # see: http://www.flatmtn.com/computer/Linux-Antivirus_CAI.html - - ## http://www3.ca.com/Solutions/Product.asp?ID=156 (ex InoculateIT) - ['CAI eTrust Antivirus', 'etrust-wrapper', - '-arc -nex -spm h {}', [0], [101], - qr/is infected by virus: (.+)/m ], - # NOTE: requires suid wrapper around inocmd32; consider flag: -mod reviewer - # see http://marc.theaimsgroup.com/?l=amavis-user&m=109229779912783 - - ## http://mks.com.pl/english.html - ['MkS_Vir for Linux (beta)', ['mks32','mks'], - '-s {}/*', [0], [1,2], - qr/--[ \t]*(.+)/m ], - - ## http://mks.com.pl/english.html - ['MkS_Vir daemon', 'mksscan', - '-s -q {}', [0], [1..7], - qr/^... (\S+)/m ], - -# ## http://www.nod32.com/, version v2.52 (old) -# ['ESET NOD32 for Linux Mail servers', -# ['/opt/eset/nod32/bin/nod32cli', 'nod32cli'], -# '--subdir --files -z --sfx --rtp --adware --unsafe --pattern --heur '. -# '-w -a --action-on-infected=accept --action-on-uncleanable=accept '. -# '--action-on-notscanned=accept {}', -# [0,3], [1,2], qr/virus="([^"]+)"/m ], - -# ## http://www.eset.com/, version v2.7 (old) -# ['ESET NOD32 Linux Mail Server - command line interface', -# ['/usr/bin/nod32cli', '/opt/eset/nod32/bin/nod32cli', 'nod32cli'], -# '--subdir {}', [0,3], [1,2], qr/virus="([^"]+)"/m ], - -# ## http://www.eset.com/, version 2.71.12 -# ['ESET Software ESETS Command Line Interface', -# ['/usr/bin/esets_cli', 'esets_cli'], -# '--subdir {}', [0], [1,2,3], qr/virus="([^"]+)"/m ], - - ## http://www.eset.com/, version 3.0 - ['ESET Software ESETS Command Line Interface', - ['/usr/bin/esets_cli', 'esets_cli'], - '--subdir {}', [0], [1,2,3], - qr/:\s*action="(?!accepted)[^"]*"\n.*:\s*virus="([^"]*)"/m ], - - # http://www.nod32.com/, NOD32LFS version 2.5 and above - ['ESET NOD32 for Linux File servers', - ['/opt/eset/nod32/sbin/nod32','nod32'], - '--files -z --mail --sfx --rtp --adware --unsafe --pattern --heur '. - '-w -a --action=1 -b {}', - [0], [1,10], qr/^object=.*, virus="(.*?)",/m ], - -# Experimental, based on posting from Rado Dibarbora (Dibo) on 2002-05-31 -# ['ESET Software NOD32 Client/Server (NOD32SS)', -# \&ask_daemon2, # greets with 200, persistent, terminate with QUIT -# ["SCAN {}/*\r\n", '127.0.0.1:8448' ], -# qr/^200 File OK/m, qr/^201 /m, qr/^201 (.+)/m ], - - ## http://www.norman.com/products_nvc.shtml - ['Norman Virus Control v5 / Linux', 'nvcc', - '-c -l:0 -s -u -temp:\$TEMPBASE {}', [0,10,11], [1,2,14], - qr/(?i).* virus in .* -> \'(.+)\'/m ], - - ## http://www.pandasoftware.com/ - ['Panda CommandLineSecure 9 for Linux', - ['/opt/pavcl/usr/bin/pavcl','pavcl'], - '-auto -aex -heu -cmp -nbr -nor -nos -eng -nob {}', - qr/Number of files infected[ .]*: 0+(?!\d)/m, - qr/Number of files infected[ .]*: 0*[1-9]/m, - qr/Found virus :\s*(\S+)/m ], - # NOTE: for efficiency, start the Panda in resident mode with 'pavcl -tsr' - # before starting amavisd - the bases are then loaded only once at startup. - # To reload bases in a signature update script: - # /opt/pavcl/usr/bin/pavcl -tsr -ulr; /opt/pavcl/usr/bin/pavcl -tsr - # Please review other options of pavcl, for example: - # -nomalw, -nojoke, -nodial, -nohackt, -nospyw, -nocookies - -# ## http://www.pandasoftware.com/ -# ['Panda Antivirus for Linux', ['pavcl'], -# '-TSR -aut -aex -heu -cmp -nbr -nor -nso -eng {}', -# [0], [0x10, 0x30, 0x50, 0x70, 0x90, 0xB0, 0xD0, 0xF0], -# qr/Found virus :\s*(\S+)/m ], - -# GeCAD AV technology is acquired by Microsoft; RAV has been discontinued. -# Check your RAV license terms before fiddling with the following two lines! -# ['GeCAD RAV AntiVirus 8', 'ravav', -# '--all --archive --mail {}', [1], [2,3,4,5], qr/Infected: (.+)/m ], -# # NOTE: the command line switches changed with scan engine 8.5 ! -# # (btw, assigning stdin to /dev/null causes RAV to fail) - - ## http://www.nai.com/ - ['NAI McAfee AntiVirus (uvscan)', 'uvscan', - '--secure -rv --mime --summary --noboot - {}', [0], [13], - qr/(?x) Found (?: - \ the\ (.+)\ (?:virus|trojan) | - \ (?:virus|trojan)\ or\ variant\ ([^ ]+) | - :\ (.+)\ NOT\ a\ virus)/m, - # sub {$ENV{LD_PRELOAD}='/lib/libc.so.6'}, - # sub {delete $ENV{LD_PRELOAD}}, - ], - # NOTE1: with RH9: force the dynamic linker to look at /lib/libc.so.6 before - # anything else by setting environment variable LD_PRELOAD=/lib/libc.so.6 - # and then clear it when finished to avoid confusing anything else. - # NOTE2: to treat encrypted files as viruses replace the [13] with: - # qr/^\s{5,}(Found|is password-protected|.*(virus|trojan))/ - - ## http://www.virusbuster.hu/en/ - ['VirusBuster', ['vbuster', 'vbengcl'], - "{} -ss -i '*' -log=\$MYHOME/vbuster.log", [0], [1], - qr/: '(.*)' - Virus/m ], - # VirusBuster Ltd. does not support the daemon version for the workstation - # engine (vbuster-eng-1.12-linux-i386-libc6.tgz) any longer. The names of - # binaries, some parameters AND return codes have changed (from 3 to 1). - # See also the new Vexira entry 'vascan' which is possibly related. - -# ## http://www.virusbuster.hu/en/ -# ['VirusBuster (Client + Daemon)', 'vbengd', -# '-f -log scandir {}', [0], [3], -# qr/Virus found = (.*);/m ], -# # HINT: for an infected file it always returns 3, -# # although the man-page tells a different story - - ## http://www.cyber.com/ - ['CyberSoft VFind', 'vfind', - '--vexit {}/*', [0], [23], qr/##==>>>> VIRUS ID: CVDL (.+)/m, - # sub {$ENV{VSTK_HOME}='/usr/lib/vstk'}, - ], - - ### http://www.avast.com/ - ['avast! Antivirus', ['/usr/bin/avastcmd','avastcmd'], - '-a -i -n -t=A {}', [0], [1], qr/\binfected by:\s+([^ \t\n\[\]]+)/m ], - - ### http://www.ikarus-software.com/ - ['Ikarus AntiVirus for Linux', 'ikarus', - '{}', [0], [40], qr/Signature (.+) found/m ], - - ### http://www.bitdefender.com/ - ['BitDefender', 'bdscan', # new version - '--action=ignore --no-list {}', qr/^Infected files\s*:\s*0+(?!\d)/m, - qr/^(?:Infected files|Identified viruses|Suspect files)\s*:\s*0*[1-9]/m, - qr/(?:suspected|infected)\s*:\s*(.*)(?:\033|$)/m ], - - ### http://www.bitdefender.com/ - ['BitDefender', 'bdc', # old version - '--arc --mail {}', qr/^Infected files *:0+(?!\d)/m, - qr/^(?:Infected files|Identified viruses|Suspect files) *:0*[1-9]/m, - qr/(?:suspected|infected): (.*)(?:\033|$)/m ], - # consider also: --all --nowarn --alev=15 --flev=15. The --all argument may - # not apply to your version of bdc, check documentation and see 'bdc --help' - - ### ArcaVir for Linux and Unix http://www.arcabit.pl/ - ['ArcaVir for Linux', ['arcacmd','arcacmd.static'], - '-v 1 -summary 0 -s {}', [0], [1,2], - qr/(?:VIR|WIR):[ \t]*(.+)/m ], - -# ### a generic SMTP-client interface to a SMTP-based virus scanner -# ['av_smtp', \&ask_av_smtp, -# ['{}', 'smtp:[127.0.0.1]:5525', 'dummy@localhost'], -# qr/^2/, qr/^5/, qr/^\s*(.*?)\s*$/m ], - # ['File::Scan', sub {Amavis::AV::ask_av(sub{ # use File::Scan; my($fn)=@_; # my($f)=File::Scan->new(max_txt_size=>0, max_bin_size=>0); # my($vname) = $f->scan($fn); # $f->error ? (2,"Error: ".$f->error) # : ($vname ne '') ? (1,"$vname FOUND") : (0,"Clean")}, @_) }, # ["{}/*"], [0], [1], qr/^(.*) FOUND$/m ], # ### fully-fledged checker for JPEG marker segments of invalid length # ['check-jpeg', # sub { use JpegTester (); Amavis::AV::ask_av(\&JpegTester::test_jpeg, @_) }, # ["{}/*"], undef, [1], qr/^(bad jpeg: .*)$/m ], # # NOTE: place file JpegTester.pm somewhere where Perl can find it, # # for example in /usr/local/lib/perl5/site_perl ); @av_scanners_backup = ( ### http://www.clamav.net/ - backs up clamd or Mail::ClamAV ['ClamAV-clamscan', 'clamscan', "--stdout --no-summary -r --tempdir=$TEMPBASE {}", [0], qr/:.*\sFOUND$/m, qr/^.*?: (?!Infected Archive)(.*) FOUND$/m ], - ### http://www.f-prot.com/ - backs up F-Prot Daemon, V6 - ['F-PROT Antivirus for UNIX', ['fpscan'], - '--report --mount --adware {}', # consider: --applications -s 4 -u 3 -z 10 - [0,8,64], [1,2,3, 4+1,4+2,4+3, 8+1,8+2,8+3, 12+1,12+2,12+3], - qr/^\[Found\s+[^\]]*\]\s+<([^ \t(>]*)/m ], - - ### http://www.f-prot.com/ - backs up F-Prot Daemon (old) - ['FRISK F-Prot Antivirus', ['f-prot','f-prot.sh'], - '-dumb -archive -packed {}', [0,8], [3,6], # or: [0], [3,6,8], - qr/(?:Infection:|security risk named) (.+)|\s+contains\s+(.+)$/m ], - - ### http://www.trendmicro.com/ - backs up Trophie - ['Trend Micro FileScanner', ['/etc/iscan/vscan','vscan'], - '-za -a {}', [0], qr/Found virus/m, qr/Found virus (.+) in/m ], - - ### http://www.sald.com/, http://drweb.imshop.de/ - backs up DrWebD - ['drweb - DrWeb Antivirus', # security LHA hole in Dr.Web 4.33 and earlier - ['/usr/local/drweb/drweb', '/opt/drweb/drweb', 'drweb'], - '-path={} -al -go -ot -cn -upn -ok-', - [0,32], [1,9,33], qr' infected (?:with|by)(?: virus)? (.*)\$'m ], - - ### http://www.kaspersky.com/ - ['Kaspersky Antivirus v5.5', - ['/opt/kaspersky/kav4fs/bin/kav4fs-kavscanner', - '/opt/kav/5.5/kav4unix/bin/kavscanner', - '/opt/kav/5.5/kav4mailservers/bin/kavscanner', 'kavscanner'], - '-i0 -xn -xp -mn -R -ePASBME {}/*', [0,10,15], [5,20,21,25], - qr/(?:INFECTED|WARNING|SUSPICION|SUSPICIOUS) (.*)/m, -# sub {chdir('/opt/kav/bin') or die "Can't chdir to kav: $!"}, -# sub {chdir($TEMPBASE) or die "Can't chdir back to $TEMPBASE $!"}, - ], - -# Commented out because the name 'sweep' clashes with Debian and FreeBSD -# package/port of an audio editor. Make sure the correct 'sweep' is found -# in the path when enabling. -# -# ### http://www.sophos.com/ - backs up Sophie or SAVI-Perl -# ['Sophos Anti Virus (sweep)', 'sweep', -# '-nb -f -all -rec -ss -sc -archive -cab -mime -oe -tnef '. -# '--no-reset-atime {}', -# [0,2], qr/Virus .*? found/m, -# qr/^>>> Virus(?: fragment)? '?(.*?)'? found/m, -# ], -# # other options to consider: -idedir=/usr/local/sav - # Always succeeds and considers mail clean. # Potentially useful when all other scanners fail and it is desirable # to let mail continue to flow with no virus checking (when uncommented). # ['always-clean', sub {0}], ); 1; # insure a defined return value diff --git a/docker/amavis/rootfs/init.sh b/docker/amavis/rootfs/init.sh index c0baf83d..d9f7e1f4 100755 --- a/docker/amavis/rootfs/init.sh +++ b/docker/amavis/rootfs/init.sh @@ -1,26 +1,46 @@ #!/bin/sh -DKIM_KEY="dkim20240317" -amavisd -c /etc/amavisd/amavisd.conf genrsa "/etc/amavisd/$APP_DOMAIN.$DKIM_KEY.pem" 2048 - +CONFIG="/etc/amavisd/amavisd.conf" sed -i -r \ -e "s|APP_DOMAIN|$APP_DOMAIN|g" \ + $CONFIG + +DKIM_KEY="dkim20240318" +DKIMKEYFILE="/var/dkim/$APP_DOMAIN.$DKIM_KEY.pem" +if ! [ -f $DKIMKEYFILE ]; then + echo "Generating the DKIM keys at: $DKIMKEYFILE" + amavisd -c $CONFIG genrsa $DKIMKEYFILE 2048 + chmod g+r $DKIMKEYFILE + chgrp amavis $DKIMKEYFILE +fi +sed -i -r \ -e "s|DKIM_KEY|$DKIM_KEY|g" \ - /etc/clam.d/amavisd.conf + $CONFIG mkdir -p /var/run/amavisd chmod 777 /var/run/amavisd +mkdir -p /var/spool/amavisd/tmp +mkdir -p /var/spool/amavisd/db +mkdir -p /var/spool/amavisd/quarantine +chown -R amavis:amavis /var/spool/amavisd +chown -R amavis:amavis /var/dkim + +echo "DKIM keys:" +amavisd -c $CONFIG showkeys # Initialize the clamav db /usr/bin/freshclam --quiet --datadir=/var/lib/clamav # Update once per day via daemon /usr/bin/freshclam -d -c 1 + # Update the spam db every 30h +sa-update -v ( while true; do - sa-update -v sleep 30h + sa-update -v done ) & -exec amavisd -c /etc/clam.d/amavisd.conf foreground +echo "Starting amavis" +exec amavisd -c $CONFIG foreground