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70 lines
2.2 KiB
Plaintext
70 lines
2.2 KiB
Plaintext
# apparmor.d - Full set of apparmor profiles
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# Copyright (C) 2015-2020 Mikhail Morfikov
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# SPDX-License-Identifier: GPL-2.0-only
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abi <abi/3.0>,
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include <tunables/global>
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@{exec_path} = @{bin}/vnstat
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profile vnstat @{exec_path} {
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include <abstractions/base>
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include <abstractions/consoles>
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# The following rules are needed when adding a new interface to the vnstat database. Usually this
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# action is performed as root, but the vnstatd daemon is run as vnstat (user/group), and all the
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# database files under /var/lib/vnstat/ are owned by vnstat:vnstat. Because of the above, the
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# dac_override CAP is needed to allow writing files in that dir.
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#
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# If this CAP was denied, then the following error is printed when adding new interfaces:
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#
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# Error: Exec step failed (8: attempt to write a readonly database): "insert into interface
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# (name, active, created, updated, rxcounter, txcounter, rxtotal, txtotal) values ('eth0', 1,
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# datetime('now', 'localtime'), datetime('now', 'localtime'), 0, 0, 0, 0)"
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# Error: Adding interface "ifb0" to database failed.
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#
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capability dac_override,
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#
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# Also the vnstat.db file has to have the write permission:
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/var/lib/vnstat/vnstat.db w,
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/var/lib/vnstat/vnstat.db-journal rw,
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#
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# This is needed to change the owner:group to vnstat:vnstat of the database file.
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capability chown,
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@{exec_path} mr,
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# Many apps/users can query vnstat database, so don't use owner here.
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/var/lib/vnstat/ r,
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/var/lib/vnstat/vnstat.db rk,
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/etc/vnstat.conf r,
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@{sys}/class/net/ r,
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@{sys}/devices/pci[0-9]*/**/net/*/statistics/{tx,rx}_{bytes,packets} r,
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@{sys}/devices/virtual/net/*/statistics/{tx,rx}_{bytes,packets} r,
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@{sys}/devices/pci[0-9]*/**/net/*/speed r,
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@{sys}/devices/virtual/net/*/speed r,
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@{PROC}/@{pid}/net/dev r,
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# file_inherit
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deny @{PROC}/@{pid}/stat r,
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deny @{PROC}/@{pid}/net/tcp{,6} r,
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deny @{PROC}/@{pid}/net/if_inet6 r,
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deny @{PROC}/@{pid}/cmdline r,
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deny @{PROC}/@{pid}/io r,
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deny @{PROC}/@{pid}/net/route r,
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deny @{PROC}/uptime r,
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deny @{PROC}/diskstats r,
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deny @{PROC}/loadavg r,
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deny @{sys}/devices/**/hwmon/**/temp*_input r,
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owner /dev/tty@{int} rw,
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deny network inet dgram,
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deny network inet6 dgram,
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include if exists <local/vnstat>
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}
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