bundles: various fixes for telegraf plugins

bundles/dovecot/files/dovecot.conf

@@ -52,6 +52,9 @@ plugin {
     sieve_pipe_bin_dir = /var/mail/vmail/sieve/bin
     sieve_extensions = +vnd.dovecot.pipe
 
+    old_stats_refresh = 30 secs
+    old_stats_track_cmds = yes
+
 % if node.has_bundle('rspamd'):
     sieve_before = /var/mail/vmail/sieve/global/spam-global.sieve
 
@@ -122,7 +125,7 @@ protocol lmtp {
 }
 
 protocol imap {
-    mail_plugins = $mail_plugins imap_zlib imap_sieve
+    mail_plugins = $mail_plugins imap_zlib imap_sieve imap_old_stats
     mail_max_userip_connections = 50
     imap_idle_notify_interval = 29 mins
 }
@@ -133,3 +136,12 @@ protocol sieve {
         sieve_storage = /var/mail/vmail/sieve/%d/%n/
     }
 }
+
+% if node.has_bundle('telegraf'):
+service old-stats {
+    inet_listener {
+        address = 127.0.0.1
+        port = 24242
+    }
+}
+% endif

bundles/dovecot/metadata.py

@@ -49,7 +49,9 @@ if node.has_bundle('telegraf'):
     defaults['telegraf'] = {
         'input_plugins': {
             'builtin': {
-                'dovecot': [{}],
+                'dovecot': [{
+                    'type': 'global',
+                }],
             },
         },
     }