Adding properties

Howdy, I've been away from NiFi for awhile and have forgotten how to do some things. I'm using the GetMongo processor (1.2) and I want to use the 'Mongo Collection Name' property later . How do I do that? I've tried adding a property to the GetMongo processor but it always complaints that it

Re: Run on ec2

Thanks for the quick response. I solved the problem by following the advice @ http://deploymentzone.com/2014/01/06/aws-instances-and-java-net-unknownhostexception/ I modified my /etc/hosts file #!/bin/bash HOSTNAME=`hostname` ETC_HOSTS=${1:-/etc/hosts} if ! grep $HOSTNAME $ETC_HOSTS > /dev

Run on ec2

Howdy, I'm trying to run NiFi on an ec2 instance. In nifi.properties if I leave blank nifi.web.http.host= and nifi.remote.input.socket.host= I get in the log nifi-bootstrap.log: 2016-01-22 14:57:06,592 WARN [main] org.apache.nifi.bootstrap.RunNiFi Failed to obtain hostname for notification du

S3 configuration

Greetings, I'm trying to do a PutS3Object. When I try to use it I get : 2016-01-08 15:43:17,518 INFO [Timer-Driven Process Thread-6] com.amazonaws.http.AmazonHttpClient Unable to execute HTTP request: Connection refused: conjava.net.ConnectException: Connection refused: connect at java.

Re: Cluster Setup

Thank you very much. That solved the problem. I changed from the default blank value to the name of the machine on the NCM but I still got errors. When I filled in the value on the node machine it started working. -- View this message in context: http://apache-nifi-developer-list.39713.n7.n

Re: Cluster Setup

Thank you for your help. I deleted the flow.xml.gz . So now I have the NCM on machine 'b' and a node on machine 'c'. I start up a and then start up b. In b's logs I see logs of heartbeats: 2015-12-18 14:41:05,807 INFO [Process NCM Request-10] o.a.n.c.p.impl.SocketProtocolListener Finished proce

Cluster Setup

Howdy, I'm trying to set up a cluster for the 1st time. I 1st tried to setup a NCM and a node on the same machine. In nifi.properties I set: nifi.web.http.port=8081 nifi.cluster.is.node=true nifi.cluster.node.address= nifi.cluster.node.protocol.port=8083 nifi.cluster.is.manager=true nifi.clust

Keep Files

Is there a way for GetFile to not delete a file but only read it once? I have a directory with files in it. I only want the new files that are added to the to be processed. It seems that if I set GetFile to not delete the files, the same files get read over and over. thoughts? -- View this

Merge Binary

at it extends [ERROR] /home/plj/nifi-0.3.0/nifi-mitre-bundle/nifi-mitre-processors/src/main/java/org/mitre/nifi/MergeImageTiles.java:[13,42] error: package org.apache.nifi.processors.standard does not exist So I tried org.apache.nifi nifi-standard-processors 0.3.0 this compiled but the

Re: is not the most recent version of this FlowFile within this session

Thank you for your help. I was indeed doing other things with flow files. I’ve gotten rid of that error but I’m now getting another error. transfer relationship not specified 2015-09-17 13:34:53,995 ERROR [Timer-Driven Process Thread-9] org.mitre.nifi.NiFiNITFReader NiFiNITFReader[id=a615ceb9

is not the most recent version of this FlowFile within this session

Howdy, I'm trying to send JSON to a flow file and I get the error "is not the most recent version of this FlowFile within this session". I'm not sure what I'm doing wrong.Here is a snippet FlowFile split = processSession.create(original); spl

RE: help with adding a process

://cwiki.apache.org/confluence/display/NIFI/Maven+Projects+for+Extensions#MavenProjectsforExtensions-MavenProcessorArchetype On Wed, Aug 26, 2015 at 3:25 PM, plj <[hidden email]> wrote: > Howdy, > > I'm trying to add my own process to NiFi. So far I have written the > process

help with adding a process

Howdy, I'm trying to add my own process to NiFi. So far I have written the process and it compiles. What I want now is actually see my process show up in NiFis list web GUI of processors. What I did, I tried to follow the Developers Guild modified by what the code looks like (I sort of used

RE: Process to create multiple files

resized to thumbnails. Tons of ways to play this one and it is a very common style of use case. Thanks Joe [1] https://en.wikipedia.org/wiki/National_Imagery_Transmission_Format [2] https://github.com/codice/imaging-nitf On Mon, Aug 17, 2015 at 1:45 PM, plj <[hidden email]>

RE: Process to create multiple files

ick L. Subject: Re: Process to create multiple files plj, I would not recommend having this processor create multiple thumbnails. What I would recommend is the following: Create a new processor called "CreateThumbnail" or "RescaleImage" Then have a configuration on the

Process to create multiple files

Howdy, I'm new to NiFi so please bear with me. What I want to accomplish is: read an image file process the file to create one or more thumbnails from the image. Send the resulting thumbnails along the flow So I can use GetFile to read the file and then send it along. I th

RE: Trouble sending files

. You can add a remote process group from the top menu, and you will be prompted to enter the url location of the remote nifi. Let us know if you have any questions getting this to work. -Bryan On Thu, Jul 30, 2015 at 2:07 PM, plj <[hidden email]> wrote: > Howdy > > I'm

Trouble sending files

Howdy I'm trying to send files between 2 nifi instances on different computers. I read a bunch of files, they are sitting in the Q. I wire them to an output port. On the other machine I have an input port of the same name which is happily waiting for the files. Nothing happens. I have on b