Ian Zimmerman <itz@???> (Mo 26 Dez 2016 07:41:07 CET):
> The spec quoth (11.5):
>
> For incoming SMTP messages, no header lines are visible in ACLs that
> are obeyed before the DATA ACL, because the header structure is not set
> up until the message is received. Header lines that are added in a RCPT
> ACL (for example) are saved until the message’s incoming header lines
> are available, at which point they are added. When a DATA ACL is
> running, however, header lines added by earlier ACLs are visible.
>
> But acl_smtp_dkim runs before acl_smtp_data, and clearly it has to be
> able to split the data into separate headers, because DKIM signatures
> apply to specific subsets of headers. So is it really true that the
> $bh_ (etc.) expansions are not available in acl_smtp_dkim? Or is this a
> case of somewhat stale documentation?
From a simple test (I modified testcase 4501 slightly) it *seems* that
$bh_subject: and $bh_from: are available. So are the other $bh_ expandos
probably too.
If I can find some prove in the source, we should update the
documentation. Please file a bug report.
Best regards from Dresden/Germany
Viele Grüße aus Dresden
Heiko Schlittermann
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