/etc/apparmor.d/usr.bin.tlsdate is in tlsdate 0.0.5-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# AppArmor tlsdate profile for Ubuntu 11.04 and later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of version 2 of the GNU General Public
# License published by the Free Software Foundation.
#
#include <tunables/global>
/usr/bin/tlsdate {
#include <abstractions/consoles>
#include <abstractions/ssl_certs>
capability sys_time,
capability setgid,
capability setuid,
capability sys_chroot,
# IPv4 TCP
network inet stream,
# IPv4 UDP for DNS resolution
network inet dgram,
# IPv6 TCP
network inet6 stream,
# IPv6 UDP
network inet6 dgram,
# Required for gethostbyname
/etc/resolv.conf r,
/etc/nsswitch.conf r,
/etc/localtime r,
/etc/nsswitch.conf r,
/etc/hosts r,
/etc/host.conf r,
# Allow reading public certs but not private keys
/etc/ssl/certs/* r,
/usr/share/ca-certificates/*/** r,
# Allow reading of /etc/tlsdate/
/etc/tlsdate/*/** r,
# Required for getpwnam
/etc/passwd r,
/etc/group r,
/proc/sys/kernel/ngroups_max r,
# Allow reading of libs and /tmp
/etc/ld.so.cache r,
# Random number generation requires these two
/dev/random r,
/dev/urandom r,
# Allow mapping of shared libraries
/lib/* rm,
/lib32/* rm,
/lib64/* rm,
/usr/lib/* rm,
/lib/x86_64-linux-gnu/* rm,
# We'll allow tlsdate to write a new root to chroot into
/tmp/ r,
owner /tmp/tlsdate_*/ rw,
# We'll allow tlsdate to exec tlsdate-helper
/usr/bin/tlsdate-helper ixm,
/usr/bin/tlsdate ixm,
}
/usr/bin/tlsdate-helper {
#include <abstractions/consoles>
#include <abstractions/ssl_certs>
capability sys_time,
capability setgid,
capability setuid,
capability sys_chroot,
# IPv4 TCP
network inet stream,
# IPv4 UDP for DNS resolution
network inet dgram,
# IPv6 TCP
network inet6 stream,
# IPv6 UDP
network inet6 dgram,
# Required for gethostbyname
/etc/resolv.conf r,
/etc/nsswitch.conf r,
/etc/localtime r,
/etc/nsswitch.conf r,
/etc/hosts r,
/etc/host.conf r,
# Allow reading public certs but not private keys
/etc/ssl/certs/* r,
/usr/share/ca-certificates/*/** r,
# Allow reading of /etc/tlsdate/
/etc/tlsdate/*/** r,
# Required for getpwnam
/etc/passwd r,
/etc/group r,
/proc/sys/kernel/ngroups_max r,
# Allow reading of libs and /tmp
/etc/ld.so.cache r,
# Random number generation requires these two
/dev/random r,
/dev/urandom r,
# Allow mapping of shared libraries
/lib/* rm,
/lib32/* rm,
/lib64/* rm,
/usr/lib/* rm,
/usr/local/lib/* rm,
/lib/x86_64-linux-gnu/* rm,
# We'll allow tlsdate to write a new root to chroot into
/tmp/ r,
owner /tmp/tlsdate_*/ rw,
}
/usr/bin/tlsdated {
#include <abstractions/consoles>
#include <abstractions/ssl_certs>
capability sys_time,
capability setgid,
capability setuid,
capability sys_chroot,
# IPv4 TCP
network inet stream,
# IPv4 UDP for DNS resolution
network inet dgram,
# IPv6 TCP
network inet6 stream,
# IPv6 UDP
network inet6 dgram,
# Required for gethostbyname
/etc/resolv.conf r,
/etc/nsswitch.conf r,
/etc/localtime r,
/etc/nsswitch.conf r,
/etc/hosts r,
/etc/host.conf r,
# Allow reading public certs but not private keys
/etc/ssl/certs/* r,
/usr/share/ca-certificates/*/** r,
# Allow reading of /etc/tlsdate/
/etc/tlsdate/*/** r,
/etc/tlsdate/tlsdated.conf r,
# Required for getpwnam
/etc/passwd r,
/etc/group r,
/proc/sys/kernel/ngroups_max r,
# tlsdated looks into proc for answers
/proc/meminfo r,
# Allow reading of libs and /tmp
/etc/ld.so.cache r,
# Random number generation requires these two
/dev/random r,
/dev/urandom r,
# RTC
/dev/rtc0 rw,
# Allow mapping of shared libraries
/lib/* rm,
/lib32/* rm,
/lib64/* rm,
/usr/lib/* rm,
/usr/local/lib/* rm,
/lib/x86_64-linux-gnu/* rm,
# We'll allow tlsdate to write a new root to chroot into
/tmp/ r,
owner /tmp/tlsdate_*/ rw,
# We'll allow tlsdated to cache the time here
owner /var/cache/tlsdated/* rw,
# We'll allow tlsdated to exec tlsdate-helper
/usr/bin/tlsdate-dbus-announce ixm,
/usr/bin/tlsdate-routeup ixm,
/usr/bin/tlsdate-helper ixm,
/usr/bin/tlsdate ixm,
}
/usr/bin/tlsdate-routeup {
#include <abstractions/consoles>
# Allow reading of /etc/tlsdate/
/etc/tlsdate/*/** r,
# Allow reading of libs and /tmp
/etc/ld.so.cache r,
# Random number generation requires these two
/dev/random r,
/dev/urandom r,
# Allow mapping of shared libraries
/lib/* rm,
/lib32/* rm,
/lib64/* rm,
/usr/lib/* rm,
/lib/x86_64-linux-gnu/* rm,
}
/usr/bin/tlsdate-dbus-announce {
#include <abstractions/consoles>
# Allow reading of /etc/tlsdate/
/etc/tlsdate/*/** r,
# Allow reading of libs and /tmp
/etc/ld.so.cache r,
# Allow mapping of shared libraries
/lib/* rm,
/lib32/* rm,
/lib64/* rm,
/usr/lib/* rm,
/lib/x86_64-linux-gnu/* rm,
}
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