propellor spin

config-joey.hs

@@ -102,6 +102,16 @@ hosts =                 --                  (o)  `
 			`requires` Ssh.keyImported SshRsa "root"
 				(Context "kite.kitenet.net")
 
+		& Docker.configured
+		& Docker.garbageCollected `period` (Weekly (Just 1))
+
+		-- Mail server is in a docker container for stability.
+		& Docker.docked hosts "mail-server"
+			`requires` File.dirExists "/var/spool/postfix"
+		-- sstmp is used to relay mail on kite into the container's
+		-- mail server.
+		& Apt.installed ["ssmtp"]
+	
   	, standardSystem "diatom.kitenet.net" Stable "amd64"
 	  	[ "Important stuff that needs not too much memory or CPU." ]
 		& ipv4 "107.170.31.195"
@@ -240,6 +250,32 @@ hosts =                 --                  (o)  `
 		& Docker.volume "/var/www:/var/www"
 		& Apt.serviceInstalledRunning "apache2"
 
+	-- Mail server (smtp, pop, imap) in a container.
+	-- Uses the host's /home, /var/mail and /var/spool/postfix directories,
+	-- which must exist on the host.
+	, standardContainer "mail-server" Stable "amd64"
+		& Docker.volume "/home"
+		& Docker.volume "/var/mail"
+		& Docker.volume "/var/spool/postfix"
+		& Docker.publish "25:25" -- smtp
+		& Docker.publish "110:110" -- pop3
+		& Docker.publish "220:220" -- imap3
+		& Docker.publish "465:465" -- smtps
+		& Docker.publish "993:993" -- imaps
+		& Docker.publish "995:995" -- pop3s
+		& Postfix.installed
+		& Apt.installed ["postgrey", "postfix-pcre"]
+		& Apt.installed ["spamass-milter", "spamassassin"]
+		& "/etc/default/spamassassin" `File.containsLines`
+			[ "ENABLED=1"
+			, "OPTIONS=\"--create-prefs --max-children 5 --helper-home-dir\""
+			, "CRON=1"
+			, "NICE=\"--nicelevel 15\""
+			]
+		& Apt.installed ["maildrop"]
+		& Apt.serviceInstalledRunning "dovecot-imapd"
+		& Apt.serviceInstalledRunning "dovecot-pop3d"
+
 	-- My own openid provider. Uses php, so containerized for security
 	-- and administrative sanity.
 	, standardContainer "openid-provider" Stable "amd64"