[ClusterLabs] Antw: Re: Antw: Need bash instead of /bin/sh

[Ulrich Windl]

>>> Vladislav Bogdanov <bubble at hoster-ok.com> schrieb am 23.09.2015 um 15:24 in
Nachricht <5602A808.1090108 at hoster-ok.com>:
> 23.09.2015 15:42, dan wrote:
>> ons 2015-09-23 klockan 14:08 +0200 skrev Ulrich Windl:
>>>>>> dan <dan.oscarsson at intraphone.com> schrieb am 23.09.2015 um 13:39 in Nachricht
>>> <1443008370.2386.8.camel at intraphone.com>:
>>>> Hi
>>>>
>>>> As I had problem with corosync 2.3.3 and pacemaker 1.1.10 which was
>>>> default in my version of ubuntu, I have now compiled and installed
>>>> corosync 2.3.4 and pacemaker 1.1.12.
>>>>
>>>> And now it works.
>>>>
>>>> Though the file /usr/lib/ocf/resource.d/pacemaker/controld
>>>> does not work as /bin/sh is linked to dash on ubuntu (and I think
>>>> several other Linux variants).
>>>>
>>>> It is line 182:
>>>>              local addr_list=$(cat
>>>> /sys/kernel/config/dlm/cluster/comms/*/addr_list 2>/dev/null)
>>>
>>> That looks like plain POSIX shell to me. What part is causing the problem?
>>
>> Did a small test:
>> ---------------test.sh----------------
>> controld_start() {
>>      local addr_list=$(echo AF_INET 10.1.1.1 AF_INET 10.1.1.2)
> yep, that is a bashism.
> 
> posix shell denies assignment of local variables in the declaration.

In times of BASH it's hard to get POSIX shell documentation. The last we had was from HP-UX. But the problem seems to be more $() than assignment it seems.

> 
> local addr_list; addr_list=$(echo AF_INET 10.1.1.1 AF_INET 10.1.1.2)
> 
> should work
> 
>>      echo $addr_list
>> }
>>
>> controld_start
>> --------------------------------------
>>
>> dash test.sh
>> test.sh: 2: local: 10.1.1.1: bad variable name
>>
>> bash test.sh
>> AF_INET 10.1.1.1 AF_INET 10.1.1.2
>>
>>
>>      Dan
>>
>>
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> 
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