On Thu, Sep 6, 2018 at 3:42 PM, Phil Perry <pperry at elrepo.org> wrote: > On 06/09/18 20:15, Larry Martell wrote: >> >> When I try and send mail I see this in the maillog: >> >> Sep 6 11:59:48 postfix/sendmail[11059]: fatal: open >> /etc/postfix/main.cf: Permission denied >> >> But /etc/postfix/main.cf is world readable: >> >> $ ls -l /etc/postfix/main.cf >> -rw-r--r--. 1 root root 27176 Jun 9 2014 /etc/postfix/main.cf > > > How are you trying to send mail? Is it by chance through a web based > application? No just testing from the command line with mail. But I will need to be able to send mail from a PHP app. > If so, you may need to set the SELinux boolean httpd_can_sendmail. OK - I just did that - thanks! > > Otherwsie, check/restore default SELinux labelling for /etc/postfix/main.cf That looks correct: -rw-r--r--. root root system_u:object_r:postfix_etc_t:s0 /etc/postfix/main.cf