Works great. Thanks @Ravi Mutyala ... View more

Yes i use it to request the API i'm interested in once a week (except for the twitter streaming api of course). ... View more

@Neeraj Sabharwal Thank you for your answer. Unfortunately i can't access ambari dashboard. For some reason, the username/password i've been using for one month doesn't work anymore. I thought it was related to this safemode thing but apparently it wasn't.. ... View more

Being the client OS superuser doesn't imply that user is a superuser on HDFS. You'd need to add a user to Hadoop with the same UID and GID as your client user, and make the Hadoop user a superuser on that system, or better yet, just give the user the permissions it needs for the desired folder(s): http://stackoverflow.com/questions/24184306/how-to-add-user-in-supergroup-of-hdfs-in-linux ... View more

Hi, Can i know how you will write Nifi expression language for 5 fields of json that values coming from another processor.Suppose i have 40 fields in json and 25 having values but 15 fields does not have values/empty fields to it. But i will get the values for 15 fields from another processor and i want to append the values to the 15 empty fields of current json content. Please can you tell me the procedure to do it. sample json file { "index": 1, "index_start_at": 56, "integer": 31, "float": 11.8891, "name": "Kyle", "surname": "Ritchie", "fullname": "Maria Kelley", "email": "", "bool": "" }, where email and bool fields are emptry/null , i want to add values from another processor. How we achive it ..any steps and screenshots would be great . ... View more

@Lubin Lemarchand The approach that I gave is general and can be applied to issue any post request to Facebook. Posting something to a feed was just an example. To achieve what you are trying to do, just put your batch request JSON together with access_token in the input file and you will get the results JSON. Here is an example that's working for me: batch=[{"method":"GET", "relative_url":"me"},{"method":"GET", "relative_url":"me/friends"}]&access_token=your-access-token In the InvokeHTTP use the following URL: https://graph.facebook.com/ ... View more

@Abdelkrim Hadjidj @Lubin Lemarchand Can you please let me know in Unix How can I write values in file for GetFile Processor because symbol "∾" changed into some junk value when I write it in unix flat file. ... View more

@nejm hadj it sounds like you need to complete the following steps: Download the Facebook server certificate (via the browser or using openssl). Import that certificate as a trusted certificate into a truststore file. Configure the PostHTTP processor to use an SSLContext which references that truststore file. As @Lubin Lemarchxnd noted above, there are explicit instructions for these steps available here. ... View more

how did you clear the queue? I have the same issue ... View more