Create empty log for salt-api

Creates empty log for salt-api owned by salt user in same way we do for
the master and salt-cloud

pkg/common/salt-common.logrotate

@@ -29,6 +29,7 @@
 	rotate 7
 	compress
 	notifempty
+	create 0640 salt salt
 }
 
 /var/log/salt/syndic {

pkg/debian/salt-api.postinst

@@ -0,0 +1,9 @@
+case "$1" in
+  configure)
+    if [ ! -e "/var/log/salt/api" ]; then
+      touch /var/log/salt/api
+      chmod 640 /var/log/salt/api
+    fi
+    chown salt:salt /var/log/salt/api
+  ;;
+esac

pkg/rpm/salt.spec

@@ -493,6 +493,14 @@ fi
 chown -R %{_SALT_USER}:%{_SALT_GROUP} /etc/salt/pki/master /etc/salt/master.d /var/log/salt/master /var/cache/salt/master /var/run/salt/master
 
 
+%posttrans api
+if [ ! -e "/var/log/salt/api" ]; then
+  touch /var/log/salt/api
+  chmod 640 /var/log/salt/api
+fi
+chown %{_SALT_USER}:%{_SALT_GROUP} /var/log/salt/api
+
+
 %preun
 if [ $1 -eq 0 ]; then
   # Uninstall