Need some help with a new policy module

[Fred Wittekind]

Daniel J Walsh wrote:
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> Fred Wittekind wrote:
>   
>> I'm trying to write a new policy for PvPGN.
>>
>> When I try to start the service via the init script I get:
>> Starting PvPGN game server: /usr/sbin/bnetd: error while loading shared
>> libraries: libm.so.6: cannot open shared object file: Permission denied
>>                                                           [FAILED]
>>
>> And:
>> host=twister.dragon type=AVC msg=audit(1221090145.148:30403): avc: 
>> denied  { search } for  pid=3526 comm="bnetd" name="usr" dev=dm-0
>> ino=3284993 scontext=unconfined_u:system_r:pvpgn_t:s0
>> tcontext=system_u:object_r:usr_t:s0 tclass=dir
>>
>> host=twister.dragon type=SYSCALL msg=audit(1221090145.148:30403):
>> arch=40000003 syscall=195 success=no exit=-13 a0=bfaad190 a1=bfaad1f0
>> a2=ca3fc0 a3=8 items=0 ppid=3525 pid=3526 auid=500 uid=0 gid=0 euid=0
>> suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=pts0 ses=151 comm="bnetd"
>> exe="/usr/sbin/bnetd" subj=unconfined_u:system_r:pvpgn_t:s0 key=(null)
>>
>> Policy RPM                    selinux-policy-3.3.1-84.fc9
>>
>>
>> If I run the service from the command line without the init script, it
>> works.  I'm sure I'm missing something stuipid, just can't figure out
>> what it is.  Can't figure out why it works without the initscript, and
>> throws selinux errors when run from the init script.
>>
>> Thanks in advance for any help.
>>
>> Fred Wittekind IV
>>
>>
>> ------------------------------------------------------------------------
>>
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>>     
>
> Fred if you use policy_module(pvpgn, 1.0.0)
> You will get all of the gen_require stuff for free.
>   
Quite helpful, thanks.
> corenet_udp_bind_generic_port(pvpgn_t)
> corenet_tcp_bind_generic_port(pvpgn_t)
>
> You really should define a port and then allow pvpgn bind to the
> specific port.  (Unless pvpgn binds to random ports?)
>   
Wanted to, but couldn't quite figure out how to define a specific port.  
Using source rpm for policy as a reference, but, it appears to use 
macros for all the ports it needs.
> If this is on Fedora 10 you might want to add
>
> permissive pvpgn_t;
>
> Which will allow the daemon to run in permissive mode while you are testing.
>   
It's Fedora 9, thanks though.
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