dovecot - Feb 2020 - mail_filter plugin: failed: EOF without input

some import  configure:
plugin {
  mail_filter = mail-filter %u # %u = username given to the script as
first
  mail_filter_out = mail-filter-out %u
}


service mail-filter {
 executable = script /usr/local/bin/mail-filter.sh
 user = dovecot
 unix_listener mail-filter {
   mode = 0600
   user = vmail
 }
}
service mail-filter-out {
 executable = script /usr/local/bin/mail-filter-out.sh
 user = dovecot
 unix_listener mail-filter-out {
   mode = 0600
   user = vmail
 }
}
protocol lda {
    mail_plugins = quota sieve expire autocreate mail_filter
    auth_socket_path = /var/run/dovecot/auth-master


    rejection_subject = Rejected: %s
    lda_mailbox_autocreate = yes
    lda_mailbox_autosubscribe = yes
    sendmail_path = /usr/sbin/sendmail
}


cat mail-filter-out.sh
#!/bin/sh
cat > tempfile

cat  mail-filter.sh
#!/bin/sh


USER=$1
cat > tempfile



Some important Error logs?
Feb 07 15:49:19 lda(q1 at
a.com)<53648&gt;<rY6oIH8WPV6Q0QAA0J78UA&gt;: Error: Mailbox INBOX:
Saving mail: write(/home/a.com/q1/storage/m.1) failed: EOF without input
Feb 07 15:49:19 lda(q1 at
a.com)<53648&gt;<rY6oIH8WPV6Q0QAA0J78UA&gt;: Info:
msgid=<77z2kkfmm1-7846bu3tx6 at nsmail6.0&gt;: save failed to INBOX:
Mailbox INBOX: Saving mail: write(/home/a.com/q1/storage/m.1) failed: EOF
without input
Feb 07 15:49:19 lda(q1 at
a.com)<53648&gt;<rY6oIH8WPV6Q0QAA0J78UA&gt;: Debug: auth-master:
conn unix:/var/run/dovecot/auth-master (pid=10651,uid=0): Disconnected:
Connection closed (fd=11)
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On 2/7/20 4:33 PM, ??? wrote:
>
> cat?mail-filter-out.sh
> #!/bin/sh
> cat > tempfile
> cat ?mail-filter.sh
> #!/bin/sh
>
> USER=$1
> cat > tempfile
>
> Some important Error logs?
> Feb 07 15:49:19 lda(q1 at
a.com)<53648><rY6oIH8WPV6Q0QAA0J78UA>: Error: Mailbox INBOX: Saving
mail: write(/home/a.com/q1/storage/m.1) failed: EOF without input
> Feb 07 15:49:19 lda(q1 at
a.com)<53648><rY6oIH8WPV6Q0QAA0J78UA>: Info:
msgid=<77z2kkfmm1-7846bu3tx6 at nsmail6.0>: save failed to INBOX: Mailbox
INBOX: Saving mail: write(/home/a.com/q1/storage/m.1) failed: EOF without input
> Feb 07 15:49:19 lda(q1 at
a.com)<53648><rY6oIH8WPV6Q0QAA0J78UA>: Debug: auth-master: conn
unix:/var/run/dovecot/auth-master (pid=10651,uid=0): Disconnected: Connection
closed (fd=11)
>
Hi,

Your scripts are reading all the available input and not producing any output.
This way the email message is lost.

You could add the line:

cat tempfile

or just replace "cat > tempfile" with "tee > tempfile"