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References: <D4085A64.5614%keren.tseytlin@capitalone.com> <57E2E790.5080601@perfectsearchcorp.com>
 <D40864E0.5631%keren.tseytlin@capitalone.com>
From: Joe Witt <joe.witt@gmail.com>
Date: Wed, 21 Sep 2016 17:06:59 -0400
Message-ID: <CALJK9a47VaA4vS2BBqUs7SQW-4gRenSXFt=4Q-sqqWUx0L_sGw@mail.gmail.com>
Subject: Re: How to Use Nifi Remote Debugger?
To: dev@nifi.apache.org
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archived-at: Wed, 21 Sep 2016 21:07:07 -0000

Try
  telnet <ip address> 5500

If that cannot connect then it is almost certainly a firewall issue.

On Wed, Sep 21, 2016 at 4:28 PM, Tseytlin, Keren
<Keren.Tseytlin@capitalone.com> wrote:
> Thanks for the answers Russell and Manish.
>
> It appears that it was an issue with the port 8000, when I moved it to
> something random then Nifi would start up.
>
> I=C2=B9m connecting to an EC2 that I=C2=B9ve set up because I need to tes=
t some AWS
> communication. Now that I have Nifi running, I=C2=B9m trying to connect w=
ith
> the debugger and getting the following error:
>
> Error running AWS Nifi: Unable to open debugger port
> (xx.xxx.xxx.xxx:5500): java.net.ConnectionException =C2=B3Operation timed=
 out=C2=B2
>
> Does this seem like a networking error? Pretty sure my security groups
> have opened up all port communication if coming from my IP.
>
> Keren
>
>
> On 9/21/16, 4:03 PM, "Russell Bateman"
> <russell.bateman@perfectsearchcorp.com> wrote:
>
>>Here's how I've been doing it for the last 6 months. I use IntelliJ, but
>>I'm also an Eclipse guy.
>>
>>http://www.javahotchocolate.com/notes/nifi.html#20160323
>>
>>Hope this helps.
>>
>>Russ
>>
>>On 09/21/2016 01:39 PM, Tseytlin, Keren wrote:
>>> Hi All,
>>>
>>> I want to set up the remote debugger with Nifi so that I can step
>>>through the code with IntelliJ. I noticed that last year someone else
>>>asked about how to set up remote debugging here ->
>>>https://mail-archives.apache.org/mod_mbox/nifi-dev/201508.mbox/%3C764151=
9
>>>c73cd4ad3832b80461b8ce2f5@MBX080-W2-CO-2.exch080.serverpod.net%3E
>>>
>>> I followed these steps, and uncommented the line:
>>>java.arg.debug=3D-agentlib:jdwp=3Dtransport=3Ddt_socket,server=3Dy,suspe=
nd=3Dn,addr
>>>ess=3D8000. However, when I do that I can't get Nifi to start up properl=
y
>>>anymore. It will say that Nifi is running, but it will attempt to
>>>display an error page (which is some text with html formatting that
>>>doesn't get formatted properly).
>>>
>>> Has remote debugging changed in the past year or so since that thread
>>>was posted? Are there any other configs in Nifi that need to be changed?
>>>Would really appreciate additional detail for remote debugging with Nifi=
.
>>>
>>> Thanks,
>>> Keren
>>> ________________________________________________________
>>>
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>>
>
> ________________________________________________________
>
> The information contained in this e-mail is confidential and/or proprieta=
ry to Capital One and/or its affiliates and may only be used solely in perf=
ormance of work or services for Capital One. The information transmitted he=
rewith is intended only for use by the individual or entity to which it is =
addressed. If the reader of this message is not the intended recipient, you=
 are hereby notified that any review, retransmission, dissemination, distri=
bution, copying or other use of, or taking of any action in reliance upon t=
his information is strictly prohibited. If you have received this communica=
tion in error, please contact the sender and delete the material from your =
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>