mailcow/data/conf/rspamd/lua/rspamd.local.lua

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rspamd_config.MAILCOW_AUTH = {
callback = function(task)
local uname = task:get_user()
if uname then
return 1
end
end
}
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rspamd_config.MAILCOW_MOO = function (task)
return true
end
local modify_subject_map = rspamd_config:add_map({
url = 'http://nginx:8081/tags.php',
type = 'map',
description = 'Map of users to use subject tags for'
})
local auth_domain_map = rspamd_config:add_map({
url = 'http://nginx:8081/authoritative.php',
type = 'map',
description = 'Map of domains we are authoritative for'
})
rspamd_config.ADD_DELIMITER_TAG = {
callback = function(task)
local util = require("rspamd_util")
local rspamd_logger = require "rspamd_logger"
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local user_env_tagged = task:get_recipients(1)[1]['user']
local user_to_tagged = task:get_recipients(2)[1]['user']
local domain = task:get_recipients(1)[1]['domain']
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local user_env, tag_env = user_env_tagged:match("([^+]+)+(.*)")
local user_to, tag_to = user_to_tagged:match("([^+]+)+(.*)")
local authdomain = auth_domain_map:get_key(domain)
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if tag_env then
tag = tag_env
user = user_env
elseif tag_to then
tag = tag_to
user = user_env
end
if tag and authdomain then
rspamd_logger.infox("Domain %s is part of mailcow, start reading tag settings", domain)
local user_untagged = user .. '@' .. domain
rspamd_logger.infox("Querying tag settings for user %1", user_untagged)
if modify_subject_map:get_key(user_untagged) then
rspamd_logger.infox("User wants subject modified for tagged mail")
local sbj = task:get_header('Subject')
if tag then
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rspamd_logger.infox("Found tag %1, will modify subject header", tag)
new_sbj = '=?UTF-8?B?' .. tostring(util.encode_base64('[' .. tag .. '] ' .. sbj)) .. '?='
task:set_rmilter_reply({
remove_headers = {['Subject'] = 1},
add_headers = {['Subject'] = new_sbj}
})
end
else
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rspamd_logger.infox("Add X-Moo-Tag header")
task:set_rmilter_reply({
add_headers = {['X-Moo-Tag'] = 'YES'}
})
end
else
rspamd_logger.infox("Skip delimiter handling for untagged message or authenticated user")
end
return false
end
}