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Ranjith,

On 9/19/16 12:39 AM, Ranjith Mandala wrote:
> Below command fails to execute. Please let me know what I am doing
> wrong.
> 
> CommandLine cmdLine = new CommandLine("/bin/bash"); 
> cmdLine.addArguments(new String[] {"-c", "ls -l" });
> 
> 
> /bin/bash: ls -l: command not found Exit Value = 127 {127=Process
> exited with an error: 127 (Exit value: 127)}

Try running something simpler: you are using compound commands, and
very likely don't have a PATH environment variable set for the shell.

Try this:

CommandLine cmdLine = new CommandLine("/bin/echo");
cmdLine.addArguments(new String[] {"foo" });

- -chris

> On Sun, Sep 18, 2016 at 10:15 AM,  <e...@zusammenkunft.net> wrote:
>> Try /bin/su …/opt/hadoop/bin/hdfs… (use the absolute path of both
>> commands) first.
>> 
>> 
>> Gruss Bernd -- http://bernd.eckenfels.net From Win 10 Mobile
>> 
>> 
>> 
>> Von: Ranjith Mandala Gesendet: Sonntag, 18. September 2016 19:11 
>> An: Commons Users List Betreff: Re: Commons Exec with [exec]:
>> {127=Process exited with an error: 127(Exit value: 127)}
>> 
>> 
>> 
>> I googled but could not get much help. Can someone help on how to
>> construct
>> 
>> the below command using this API. Unfortunately, there is not
>> much
>> 
>> docs/examples to figure this out. It would be nice to put some
>> samples on
>> 
>> the doc. The basic commands work. The issue here is with the
>> below commands.
>> 
>> 
>> 
>> Thanks,
>> 
>> RM.
>> 
>> 
>> 
>> On Sunday, September 18, 2016, Russell Sherk
>> <russell.sh...@roguewave.com>
>> 
>> wrote:
>> 
>> 
>> 
>>> Please Google error code 127. The command you are trying to run
>>> may not be
>> 
>>> on the path.
>> 
>>> 
>> 
>>> --Russ
>> 
>>> 
>> 
>>> On Sep 17, 2016 10:40 PM, Ranjith Mandala <ranji...@gmail.com
>> 
>>> <javascript:;>> wrote:
>> 
>>> I did but its still the same issue. Any recommendation on how
>>> to construct
>> 
>>> the below command?
>> 
>>> 
>> 
>>> On Saturday, September 17, 2016, Paulo Roberto Massa Cereda <
>> 
>>> cereda.pa...@gmail.com <javascript:;>> wrote:
>> 
>>> 
>> 
>>>> 'ello,
>> 
>>>> 
>> 
>>>> I'd try building the command arguments through a sequence of
>> 
>>>> addArgument(...) calls instead of relying on parse(...),
>>>> which could be
>> 
>>>> very tricky (mainly due to quoting).
>> 
>>>> 
>> 
>>>> Best,
>> 
>>>> 
>> 
>>>> Paulo
>> 
>>>> 
>> 
>>>> Em 17-09-2016 19:14, Ranjith Mandala escreveu:
>> 
>>>> 
>> 
>>>>> On Sat, Sep 17, 2016 at 3:12 PM, Ranjith Mandala
>>>>> <ranji...@gmail.com
>> 
>>> <javascript:;>>
>> 
>>>>> wrote:
>> 
>>>>> 
>> 
>>>>>> Hi,
>> 
>>>>>> 
>> 
>>>>>> I am trying to use the below command, but fails with Exit
>>>>>> code 127.
>> 
>>>>>> Any help is appreciated.
>> 
>>>>>> 
>> 
>>>>>> String command = "su -l ambari-qa -c 'hdfs dfs -ls /'
>> 
>>>>>> 
>> 
>>>>>> CommandLine cmdLine = CommandLine.parse(command);
>> 
>>>>>> 
>> 
>>>>>> DefaultExecutor executor = new DefaultExecutor();
>> 
>>>>>> 
>> 
>>>>>> executor.execute();
>> 
>>>>>> 
>> 
>>>>>> {127=Process exited with an error: 127 (Exit value:
>>>>>> 127)}
>> 
>>>>>> 
>> 
>>>>>> Simple command like hdfs dfs -ls / works fine but the
>>>>>> above does not
>> 
>>>>>> work.
>> 
>>>>>> 
>> 
>>>>>> Thanks,
>> 
>>>>>> Ranjith.
>> 
>>>>>> 
>> 
>>>>> 
>> 
>>>>> ------------------------------------------------------------------
- ---
>>
>>>>>
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>> 
>>> <javascript:;>
>> 
>>>>> For additional commands, e-mail:
>>>>> user-h...@commons.apache.org
>> 
>>> <javascript:;>
>> 
>>>>> 
>> 
>>>>> 
>> 
>>>> -------------------------------------------------------------------
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>>
>>>>
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>> 
>>> <javascript:;>
>> 
>>>> For additional commands, e-mail:
>>>> user-h...@commons.apache.org
>> 
>>> <javascript:;>
>> 
>>>> 
>> 
>>>> 
>> 
>>> 
>> 
>>> 
>> 
>> 
> 
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