Hi Andrew,
It think there was some confusion. Could you test all of the commits on
the 'reuseport' branch in my github repo.
https://github.com/mdavidsaver/epics-base/pull/new/reuseport
On 2/6/20 3:10 PM, Andrew Johnson via Core-talk wrote:
> On 2/6/20 12:28 PM, Michael Davidsaver via Core-talk wrote:
>> My attempt to fix epicsSocketEnableAddressUseForDatagramFanout() on vxWorks (which still needs confirmation)
>> and RTEMS had a side-effect on Linux where it seems that SO_REUSEADDR
>> and SO_REUSEPORT have the same effect, but are not interchangeable.
> Sorry.
>
> I cherry-picked 8dc131dc4cc04eef3df513a978576442af9405b1 from your branch:
>> iocanj> osiSockTest
>> 1..18
>> ok 1 - osiSockAttach
>> ok 2 - epicsSocketCreate INET, DGRAM, 0
>> ok 3 - setsockopt BROADCAST := 1
>> ok 4 - getsockopt BROADCAST => 1
>> ok 5 - setsockopt BROADCAST := 0
>> ok 6 - getsockopt BROADCAST => 0
>> ok 7 - setsockopt MULTICAST_LOOP := 1
>> ok 8 - getsockopt MULTICAST_LOOP => 1
>> ok 9 - setsockopt MULTICAST_LOOP := 0
>> ok 10 - getsockopt MULTICAST_LOOP => 0
>> ok 11 - setsockopt IP_MULTICAST_TTL := 1
>> ok 12 - getsockopt IP_MULTICAST_TTL => 1
>> ok 13 - setsockopt IP_MULTICAST_TTL := 0
>> not ok 14 - getsockopt IP_MULTICAST_TTL => 1
>> # First test if epicsSocketEnableAddressUseForDatagramFanout() is necessary
>> ok 15 - bind() to port 50463
>> ok 16 - bind() to 50463 error -1, 48
>> # Now the real test
>> ok 17 - bind() to port 50463
>> not ok 18 - bind() to 50463 error -1, 48
>>
>> Results
>> =======
>> Tests: 18
>> Passed: 16 = 88.89%
>> Failed: 2 = 11.11%
>> iocanj> puts strerror(48)
>> S_errno_EADDRINUSE
>> value = 10 = 0xa
>
> Test 14 always fails on VxWorks, I just haven't had time to chase the reason.
>
> - Andrew
>
> --
> Complexity comes for free, Simplicity you have to work for.
>
- Replies:
- Re: Weird CAS hangup on IOC Michael Davidsaver via Core-talk
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