52c8a2ebd5
This is so that we can potentially verify that things are setup right. Test: TreeHugger Bug: 275209284 Signed-off-by: Maciej Żenczykowski <maze@google.com> Change-Id: I59a49cbece2710345fff0b2fb98e32f4e5f3af44
45 lines
1.8 KiB
Text
45 lines
1.8 KiB
Text
typeattribute netd coredomain;
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typeattribute netd bpfdomain;
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init_daemon_domain(netd)
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# Allow netd to spawn dnsmasq in it's own domain
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domain_auto_trans(netd, dnsmasq_exec, dnsmasq)
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allow netd { fs_bpf fs_bpf_netd_readonly fs_bpf_netd_shared }:dir search;
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allow netd { fs_bpf fs_bpf_netd_readonly fs_bpf_netd_shared }:file { getattr read };
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allow netd { fs_bpf fs_bpf_netd_shared }:file write;
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# give netd permission to setup iptables rule with xt_bpf, attach program to cgroup, and read/write
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# the map created by bpfloader
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allow netd bpfloader:bpf { prog_run map_read map_write };
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# in order to invoke side effect of close() on such a socket calling synchronize_rcu()
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# TODO: Remove this permission when 4.9 kernel is deprecated.
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# TODO: Remove this after we remove all bpf interactions from netd.
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allow netd self:key_socket create;
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set_prop(netd, ctl_mdnsd_prop)
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set_prop(netd, netd_stable_secret_prop)
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get_prop(netd, adbd_config_prop)
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get_prop(netd, hwservicemanager_prop)
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get_prop(netd, device_config_netd_native_prop)
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# Allow netd to write to statsd.
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unix_socket_send(netd, statsdw, statsd)
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# Allow netd to send callbacks to network_stack
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binder_call(netd, network_stack)
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# Allow netd to send dump info to dumpstate
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allow netd dumpstate:fd use;
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allow netd dumpstate:fifo_file { getattr write };
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# persist.netd.stable_secret contains RFC 7217 secret key which should never be
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# leaked to other processes. Make sure it never leaks.
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neverallow { domain -netd -init -dumpstate } netd_stable_secret_prop:file r_file_perms;
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# We want to ensure that no other process ever tries tampering with persist.netd.stable_secret,
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# the RFC 7217 secret key managed by netd. Doing so could compromise user privacy.
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neverallow { domain -netd -init } netd_stable_secret_prop:property_service set;
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