mailcow dockerized

data/conf/rspamd/local.d/dkim.conf

@@ -0,0 +1,19 @@
+sign_condition =<<EOD
+return function(task)
+        local from = task:get_from('smtp')
+        if from and from[1]['addr'] then
+                lastAtSymbol = from[1]['addr']:find("[^%@]+$")
+                local domain = from[1]['addr']:sub(lastAtSymbol, #from[1]['addr'])
+                local keyfile = io.open("/etc/rspamd/dkim/keys/" .. domain .. ".default")
+                if keyfile then
+                        keyfile:close()
+                        return {
+                                key = "/etc/rspamd/dkim/keys/" .. domain .. ".default",
+                                domain = domain,
+                                selector = "default"
+                        }
+                end
+        end
+        return false
+end
+EOD;

data/conf/rspamd/local.d/metrics.conf

@@ -0,0 +1,14 @@
+symbol "MAILCOW_AUTH" {
+	description = "mailcow authenticated";
+	score = -20.0;
+}
+group "bayes" {
+	symbol "BAYES_SPAM" {
+		weight = 7.5;
+		description = "Message probably spam, probability: ";
+	}
+	symbol "BAYES_HAM" {
+		weight = -2.5;
+		description = "Message probably ham, probability: ";
+	}
+}

data/conf/rspamd/local.d/redis.conf

@@ -0,0 +1 @@
+servers = "redis:6379";

data/conf/rspamd/local.d/statistic.conf

@@ -0,0 +1,59 @@
+classifier "bayes" {
+    tokenizer {
+    name = "osb";
+    }
+
+    backend = "redis";
+    servers = "redis:6379";
+    min_tokens = 11;
+    min_learns = 200;
+    autolearn = true;
+
+    per_user = <<EOD
+return function(task)
+    local rcpt = task:get_recipients(1)
+
+if rcpt then
+    one_rcpt = rcpt[1]
+    if one_rcpt['domain'] then
+        return one_rcpt['domain']
+    end
+end
+
+return nil
+end
+EOD
+
+    statfile {
+        symbol = "BAYES_HAM";
+        spam = false;
+    }
+    statfile {
+        symbol = "BAYES_SPAM";
+        spam = true;
+    }
+    learn_condition =<<EOD
+return function(task, is_spam, is_unlearn)
+    local prob = task:get_mempool():get_variable('bayes_prob', 'double')
+
+    if prob then
+        local in_class = false
+        local cl
+        if is_spam then
+            cl = 'spam'
+            in_class = prob >= 0.95
+        else
+            cl = 'ham'
+            in_class = prob <= 0.05
+        end
+
+        if in_class then
+            return false,string.format('already in class %s; probability %.2f%%',
+            cl, math.abs((prob - 0.5) * 200.0))
+        end
+    end
+
+    return true
+end
+EOD
+}

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

@@ -0,0 +1,9 @@
+rspamd_config.MAILCOW_AUTH = {
+	callback = function(task)
+		local uname = task:get_user()
+		if uname then
+			return 1
+		end
+	end
+}
+

data/conf/rspamd/override.d/logging.inc

@@ -0,0 +1,3 @@
+type = "console";
+systemd = false;
+.include "$CONFDIR/logging.inc"

data/conf/rspamd/override.d/worker-controller.inc

@@ -0,0 +1,2 @@
+bind_socket = "*:11334";
+enable_password ="$2$ibe1yt89kq5rtb9juy8z7cmkt1yg5d9w$bezuyyo8o4kge13rzj8epasdf6ojsgo1jgojce8msbt5bsq9n3dy";

data/conf/rspamd/override.d/worker-normal.inc

@@ -0,0 +1 @@
+bind_socket = "*:11333";