Used tmpfiles/sysusers workaround to support Image mode

Resolves: RHEL-156034

sendmail.spec

@@ -29,7 +29,7 @@
 Summary: A widely used Mail Transport Agent (MTA)
 Name: sendmail
 Version: 8.16.1
-Release: 12%{?dist}
+Release: 13%{?dist}
 License: Sendmail
 URL: http://www.sendmail.org/
 
@@ -64,6 +64,8 @@ Source15: sendmail-etc-mail-mailertable
 Source16: sendmail-etc-mail-trusted-users
 # default /etc/mail/virtusertable
 Source17: sendmail-etc-mail-virtusertable
+# /var/spool workaround for Image mode
+Source18: sendmail.tmpfiles
 # fix man path and makemap man page
 Patch3: sendmail-8.14.4-makemapman.patch
 # fix smrsh paths
@@ -214,6 +216,12 @@ done
 
 sed -i 's|/usr/local/bin/perl|%{_bindir}/perl|' contrib/*.pl
 
+# Create a sysusers.d config file
+cat >sendmail.sysusers.conf <<EOF
+u mailnull 47 - %{spooldir}/mqueue %{smshell}
+u smmsp 51 - %{spooldir}/mqueue %{smshell}
+EOF
+
 %build
 # generate redhat config file
 cat > redhat.config.m4 << EOF
@@ -475,10 +483,15 @@ touch %{buildroot}%{_sysconfdir}/pam.d/smtp
 
 # create stub man pages
 for m in man8/hoststat.8 man8/purgestat.8; do
-	[ -f %{buildroot}%{_mandir}/$m ] || 
+	[ -f %{buildroot}%{_mandir}/$m ] ||
 		echo ".so man8/sendmail.8" > %{buildroot}%{_mandir}/$m
 done
 
+install -m0644 -D sendmail.sysusers.conf %{buildroot}%{_sysusersdir}/sendmail.conf
+
+# systemd-tmpfiles
+install -p -D -m 0644 %{SOURCE18} %{buildroot}%{_tmpfilesdir}/sendmail.conf
+
 %pre
 getent group mailnull >/dev/null || \
   %{_sbindir}/groupadd -g 47 -r mailnull >/dev/null 2>&1
@@ -545,13 +558,6 @@ exit 0
   %{_sysconfdir}/sasl2 2>/dev/null || :
 %endif
 
-# Create sm-client.st if it doesn't exist
-if [ ! -f %{spooldir}/clientmqueue/sm-client.st ]; then
-	touch %{spooldir}/clientmqueue/sm-client.st
-	chown smmsp:smmsp %{spooldir}/clientmqueue/sm-client.st
-	chmod 0660 %{spooldir}/clientmqueue/sm-client.st
-fi
-
 # Create self-signed SSL certificate
 if [ ! -f %{sslkey} ]; then
   umask 077
@@ -636,8 +642,8 @@ exit 0
 %dir %{stdir}
 %dir %{_sysconfdir}/smrsh
 %dir %{maildir}
-%attr(0770,smmsp,smmsp) %dir %{spooldir}/clientmqueue
-%attr(0700,root,mail) %dir %{spooldir}/mqueue
+%ghost %attr(0770,smmsp,smmsp) %dir %{spooldir}/clientmqueue
+%ghost %attr(0700,root,mail) %dir %{spooldir}/mqueue
 
 %config(noreplace) %verify(not size mtime md5) %{stdir}/statistics
 %config(noreplace) %{maildir}/Makefile
@@ -671,6 +677,8 @@ exit 0
 %if "%{with_sasl2}" == "yes"
 %config(noreplace) %{_sysconfdir}/sasl2/Sendmail.conf
 %endif
+%{_sysusersdir}/sendmail.conf
+%{_tmpfilesdir}/sendmail.conf
 
 %files cf
 %doc %{sendmailcf}/README
@@ -709,6 +717,10 @@ exit 0
 
 
 %changelog
+* Wed Jul 29 2026 Jaroslav Škarvada <jskarvad@redhat.com> - 8.16.1-13
+- Used tmpfiles/sysusers workaround to support Image mode
+  Resolves: RHEL-156034
+
 * Tue Jul 21 2026 Jaroslav Škarvada <jskarvad@redhat.com> - 8.16.1-12
 - Rebuilt for sendmail-milter move to AppStream
   Resolves: RHEL-147755

sendmail.tmpfiles

@@ -0,0 +1,4 @@
+# sendmail spool
+d /var/spool/mqueue 0700 root mail -
+d /var/spool/clientmqueue 0770 smmsp smmsp -
+f /var/spool/clientmqueue/sm-client.st 0660 smmsp smmsp