Does systemd have any ALLOW/DENY option (like Apache) for directories?
The "InaccessibleDirectories" option seems tedious and error prone,
especially since *all* x.service files would have to be checked every
time a new service, with perhaps new directories, is added.


On Sat, 27 Aug 2016 18:59:07 +0200
Reindl Harald <h.rei...@thelounge.net> wrote:

> 
> 
> Am 27.08.2016 um 18:30 schrieb G.W. Haywood:
> > Hi there,
> >
> > On Sat, 27 Aug 2016, Jeff Dyke wrote:
> >
> >> ... if i start clamd with
> >> sudo -u clamav /usr/sbin/clamd --config-file=/etc/clamav/clamd.conf
> >> it *will* bind to that address and port.
> >> ...
> >> When starting via /etc/init.d/clamav-daemon start or sudo service
> >> clamav-daemon start it does not bind to the port.
> >>
> >> ... No ... socket received from systemd.
> >> ...
> >
> > Are the other servers also Ubuntu 16.04?
> >
> > What are they all doing?
> >
> > Anything more from the clamd.conf debug options?
> >
> > I use ClamAV only on mail servers.  I tend not to use distro
> > packages for things mail, and anyway I have yet to use ClamAV on a
> > systemd box (and with luck I never will) - but in your shoes I'd be
> > inclined e.g. to chmod a-x the ClamAV scripts in /etc/init.d then
> > put something to start clamd in /etc/rc.local to see if it works
> > there after the network stack is all up and running
> 
> to start with a proper environment don't contain anything
> in /etc/init.d if we talk about systemd
> 
> so what tells "systemctl list-units | grep clam" and what tells 
> "systemctl status" for each listed uint - to get a minimum overview
> how the system is wired togehter (not that good when using compat
> startscripts)
> 
> in the best case you disable/mask all that distro-crap and create
> your own clamd.service and adapt it to your needs (that one below
> only needs unix-sockets and hence can start with a restirced use - it
> could do the same in a high port in case of a tcp socket)
> 
> [root@mail-gw:~]$ cat /etc/systemd/system/clamd.service
> [Unit]
> Description=ClamAV Scanner Daemon
> 
> [Service]
> Type=forking
> Environment="TMPDIR=/tmp"
> Environment="LANG=en_GB.UTF-8"
> ExecStart=/usr/sbin/clamd -c /etc/clamd.d/scan.conf
> ExecReload=/usr/bin/kill -SIGUSR2 $MAINPID
> Restart=always
> RestartSec=1
> Nice=5
> 
> User=clamscan
> Group=clamilt
> 
> PrivateTmp=yes
> PrivateDevices=yes
> PrivateNetwork=no
> NoNewPrivileges=yes
> CapabilityBoundingSet=CAP_KILL
> RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
> SystemCallArchitectures=x86-64
> SystemCallFilter=~acct modify_ldt add_key adjtimex clock_adjtime 
> delete_module fanotify_init finit_module get_mempolicy init_module 
> io_destroy io_getevents iopl ioperm io_setup io_submit io_cancel kcmp 
> kexec_load keyctl lookup_dcookie mbind migrate_pages mount move_pages 
> open_by_handle_at perf_event_open pivot_root process_vm_readv 
> process_vm_writev ptrace remap_file_pages request_key set_mempolicy 
> swapoff swapon umount2 uselib vmsplice
> 
> ReadOnlyDirectories=/
> ReadWriteDirectories=/run/clamd.scan
> ReadWriteDirectories=/run/clamd
> ReadWriteDirectories=/var/log
> ReadWriteDirectories=/tmp
> 
> InaccessibleDirectories=-/boot
> InaccessibleDirectories=-/etc/dbus-1
> InaccessibleDirectories=-/etc/modprobe.d
> InaccessibleDirectories=-/etc/modules-load.d
> InaccessibleDirectories=-/etc/postfix
> InaccessibleDirectories=-/etc/ssh
> InaccessibleDirectories=-/etc/sysctl.d
> InaccessibleDirectories=-/home
> InaccessibleDirectories=-/media
> InaccessibleDirectories=-/root
> InaccessibleDirectories=-/run/blkid
> InaccessibleDirectories=-/run/console
> InaccessibleDirectories=-/run/dbus
> InaccessibleDirectories=-/run/lock
> InaccessibleDirectories=-/run/log
> InaccessibleDirectories=-/run/mount
> InaccessibleDirectories=-/run/screen
> InaccessibleDirectories=-/run/sepermit
> InaccessibleDirectories=-/run/setrans
> InaccessibleDirectories=-/run/spamassassin
> InaccessibleDirectories=-/run/spamassassin-submission
> InaccessibleDirectories=-/run/spamass-milter
> InaccessibleDirectories=-/run/spamd-debug
> InaccessibleDirectories=-/run/systemd/generator
> InaccessibleDirectories=-/run/systemd/system
> InaccessibleDirectories=-/run/systemd/users
> InaccessibleDirectories=-/run/udev
> InaccessibleDirectories=-/run/user
> InaccessibleDirectories=-/run/vnstat
> InaccessibleDirectories=-/usr/lib64/dbus-1
> InaccessibleDirectories=-/usr/lib64/xtables
> InaccessibleDirectories=-/usr/lib/dracut
> InaccessibleDirectories=-/usr/libexec/iptables
> InaccessibleDirectories=-/usr/libexec/openssh
> InaccessibleDirectories=-/usr/libexec/postfix
> InaccessibleDirectories=-/usr/lib/grub
> InaccessibleDirectories=-/usr/lib/kernel
> InaccessibleDirectories=-/usr/lib/modprobe.d
> InaccessibleDirectories=-/usr/lib/modules
> InaccessibleDirectories=-/usr/lib/modules-load.d
> InaccessibleDirectories=-/usr/lib/rpm
> InaccessibleDirectories=-/usr/lib/sysctl.d
> InaccessibleDirectories=-/usr/lib/udev
> InaccessibleDirectories=-/usr/local
> InaccessibleDirectories=-/var/db
> InaccessibleDirectories=-/var/lib/alternatives
> InaccessibleDirectories=-/var/lib/bayes-persistent
> InaccessibleDirectories=-/var/lib/dbus
> InaccessibleDirectories=-/var/lib/dnf
> InaccessibleDirectories=-/var/lib/initramfs
> InaccessibleDirectories=-/var/lib/logrotate
> InaccessibleDirectories=-/var/lib/mailgraph
> InaccessibleDirectories=-/var/lib/misc
> InaccessibleDirectories=-/var/lib/mlocate
> InaccessibleDirectories=-/var/lib/ntp
> InaccessibleDirectories=-/var/lib/os-prober
> InaccessibleDirectories=-/var/lib/postfix
> InaccessibleDirectories=-/var/lib/rbldnsd
> InaccessibleDirectories=-/var/lib/rkhunter
> InaccessibleDirectories=-/var/lib/rpm
> InaccessibleDirectories=-/var/lib/rsyslog
> InaccessibleDirectories=-/var/lib/smokeping
> InaccessibleDirectories=-/var/lib/spamassassin
> InaccessibleDirectories=-/var/lib/spamass-milter
> InaccessibleDirectories=-/var/lib/spamfilter
> InaccessibleDirectories=-/var/lib/systemd
> InaccessibleDirectories=-/var/lib/unbound
> InaccessibleDirectories=-/var/lib/vnstat
> InaccessibleDirectories=-/var/lib/yum
> InaccessibleDirectories=-/var/log/rkhunter
> InaccessibleDirectories=-/var/spool
> 
> [Install]
> WantedBy=multi-user.target
> 
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