fixed logging in spampd and postfix

spampd/Dockerfile

@@ -15,8 +15,11 @@ sed -e's/LISTENHOST=127.0.0.1/LISTENHOST=0.0.0.0/' \
   -e's/CHILDREN=3/CHILDREN=2/' \
   -e's|ADDOPTS=""|ADDOPTS="--homedir=/var/lib/spamassassin/.spamassassin"|' \
   -i /etc/default/spampd
+# https://github.com/moby/moby/issues/31243#issuecomment-406879017
 sed -i '/imklog/s/^/#/' /etc/rsyslog.conf
-ln -sf /dev/stdout /var/log/syslog
+sed -e's|-/var/log/syslog|/dev/stdout|' \
+  -i /etc/rsyslog.d/50-default.conf
+usermod -G tty syslog
 usermod debian-spamd -l spamd -s /bin/bash
 groupmod debian-spamd -n spamd
 mkdir /var/run/spampd

spampd/entrypoint.sh

@@ -1,7 +1,6 @@
 #!/usr/bin/env sh
 set -e
-# https://github.com/moby/moby/issues/31243
-chmod o+w /dev/stdout
+# https://github.com/moby/moby/issues/31243#issuecomment-406879017
 /usr/sbin/rsyslogd
 # su spamd -c "sa-update --gpghomedir /var/lib/spamassassin/sa-update-keys"
 exec "$@"

spampd/scratchpad.sh

@@ -2,11 +2,11 @@
 # export DOCKER_BUILDKIT=1
 # docker run -d --name apache -p80:80 -v/root/kopano/dist:/var/www httpd
 docker rm spampd
-docker build -t spampd .
+docker build -t baloan/spampd .
+docker run -t --rm --name spampd baloan/spampd
 docker run -it --rm --name spampd spampd
-docker run --rm --name spampd spampd
 docker logs -f spampd
-docker exec -it spampd sh
+docker exec -it spampd bash
 
 docker container prune -f 
 docker kill spampd