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# Remove low priority headers by piping through formail. # If end-users filter on low priority headers, this will avoid # false positives. This is a procmail "or" rule requiring any # of the threefour headers to trigger. :0fw: formail1.lock * ^X-Priority: 5|\ ^Priority: Non-Urgent|\ ^Importance: low | formail -I "X-Priority" -I "Priority" -I "Importance" -I "X-MSMail-Priority" :0fw: spamassassin.lock * < 256000 | spamassassin # Pipe likely spam through formail adding # the threefour headers that represent low priority :0fw: formail2.lock * ^X-Spam-Flag: YES | formail -I "X-Priority: 5" -I "Priority: Non-Urgent" -I "Importance: low" -I "X-MSMail-Priority: Low" |
The same with maildrop:
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if ($SIZE < 256000)
{
exception {
xfilter "spamassassin"
}
}
if (/^X-Spam-Flag: YES$/)
{
# add the threefour headers that represent low priority
exception {
xfilter 'reformail -I "X-Priority: 5" \
-I "Priority: Non-Urgent"
-I "Importance: low" \
-I "X-MSMail-Priority: Low"'
}
}
else
{
if (/^X-Priority: 5$/ || \
/^Priority: Non-Urgent$/ || \
/^Importance: low$/ || \
/^X-MSMail-Priority: Low$/)
{
# Remove low priority headers by piping through reformail.
# If end-users filter on low priority headers, this will avoid
# false positives.
exception {
xfilter 'reformail -I "X-Priority:" \
-I "Priority:" \
-I "Importance:" \
-I "X-MSMail-Priority"'
}
}
|