This plugin facilitates scanning messages with Rspamd.

rspamd.ini

• host

  Default: localhost

  Host to connect to to query Rspamd.

• port

  Default: 11333

  Port Rspamd is listening on.

• unix_socket

  Path to a unix socket to connect to. If set, overrides host and port.

• add_headers

  Default: sometimes

  Possible values are:

    "always" - always add headers
    "never" - never add headers (unless provided by rspamd - see rmilter_headers)
    "sometimes" - add headers when rspamd recommends `add header` action
  

  Format of these headers is governed by header.* settings

• reject.message

  Default: Detected as spam

  Message to send when rejecting mail due to Rspamd policy recommendation.

• reject.spam

  Default: true

  If set to false, ignore recommended reject action from Rspamd (except for authenticated users).

• reject.authenticated

  Default: false

  Reject messages from authenticated users if Rspamd recommends reject.

• check.authenticated

  Default: false

  If true, messages from authenticated users will be scanned by Rspamd.

• check.relay

  Default: false

  If true, messages from relay clients will be scanned by Rspamd.

• check.private_ip

  Default: false

  If false, messages from private IPs will not be scanned by Rspamd. If true, messages from private IPs will be scanned by Rspamd.

• check.local_ip

  Default: false

  If false, messages from localhost will not be scanned by Rspamd. If true, messages from localhost will be scanned by Rspamd.

• dkim.enabled

  Default: true

  If set to true, allow rspamd to add DKIM signatures to messages.

• header.bar

  Default: undefined

  If set, add a visual spam level in a header with this name.

• header.report

  Default: undefined

  If set, add information about symbols matched & their scores in a header with this name.

• header.score

  Default: undefined

  If set, add the numeric spam score in a header with this name.

• rewrite_subject.enabled

  Default: true

  If set to true, "rewrite subject" action is honored.

• rmilter_headers.enabled

  Default: true

  If set to true, allow rspamd to add/remove headers to messages via task:set_milter_reply().

• smtp_message.enabled

  Default: true

  If set to true, "smtp_message" provided by Rspamd is used in response for "reject" & "soft reject" actions.

• soft_reject.enabled

  Default: true

  If set to true, allow rspamd to defer messages.

• soft_reject.message

  Default: Deferred by policy

  Message to send to remote server on rspamd soft rejection.

• spambar.positive

  Default: +

  Used as character for visual spam-level where score is positive.

• spambar.negative

  Default: -

  Used as character for visual spam-level where score is negative.

• spambar.neutral

  Default: /

  Used as character for visual spam-level where score is zero.

• subject

  Default: [SPAM] %s

  Subject to use for rewrite subject action if Rspamd does not provide one.

• timeout (in seconds)

  Default: 29 seconds

  How long to wait for a response from rspamd.