sieve runtime error

[Simon Matter]

> I'm trying to setup sieve and getting the following error in my logs:
>
> Dec 17 10:36:07 bllmail01 cyrus/lmtp[14530]: sieve runtime error for
> jschaeffer at harmonywave.net id
> <CAFNRWC6zKssMS8cdyg1yG9t-fv6=+1jRpf4p5BKd8wgQ-19wgA at mail.gmail.com>:
> Reject: Sendmail process terminated normally, exit status 255
>
>
> I'm following the documentation here:
> https://www.cyrusimap.org/imap/reference/admin/sieve.html?highlight=sieve#testing-the-sieve-server
>
> I'm trying to get sieve working on my IMAP server. Using Ubuntu 16.04 with
> the cyrus-imapd 2.4.18-3 package. I'm using the test sieve script shown in
> the documentation to reject everything from my personal email:
>
> require ["reject","fileinto"];
> if address :is :all "From" "jschaeffer0922 at gmail.com"
> {
>     reject "testing";
> }
>
> I then connect using sieveshell, upload the file, and activate it:
>
> root at bllmail01:~# sieveshell -u jschaeffer at harmonywave.net -a
> jschaeffer at harmonywave.net mail.harmonywave.cloud
> connecting to mail.harmonywave.cloud
> Please enter your password:
>> put /tmp/testing.sieve testing
>> activate testing
>> list
> testing  <- active script
>> quit
>
> However when I send a test email from my personal account to the email
> I have setup on the IMAP server it always comes through and I get this
> in mail.log:
>
> Dec 17 10:36:07 bllmail01 cyrus/lmtp[14530]: sieve runtime error for
> jschaeffer at harmonywave.net id
> <CAFNRWC6zKssMS8cdyg1yG9t-fv6=+1jRpf4p5BKd8wgQ-19wgA at mail.gmail.com>:
> Reject: Sendmail process terminated normally, exit status 255

I think sieve tries to send mail using the configured sendmail binary and
that doesn't work for some reason. You may check the sendmail config in
your imapd.conf and also consult the mail logs to learn more.

Regards,
Simon