Code snippet in my ExecuteScript processor:
def loader = new NiFiPropertiesLoader()
def pnp = new ProtectedNiFiProperties(loader.get().getRawProperties())
log.debug "nifi version: " + pnp.getProperty("nifi.version")
On Mon, Sep 26, 2016 at 9:39 AM, Tom Gullo <tomgu...@gmail.com> wrote:
> Andy,
>
> That worked thank you. For any one else following I called the get method
> and then used the standard and protected classes with the nifiproperries
> loader.
>
> On Sep 24, 2016 2:26 AM, "Andy LoPresto" <alopresto.apa...@gmail.com>
> wrote:
>
>> Tom,
>>
>> If you are only concerned with the values in the currently-running NiFi
>> instance, you shouldn't need to directly interact with the file system.
>> Just use NiFIPropertiesLoader#get(). Use the static loaders if you want to
>> get an instance from a specific (non-default) file location.
>>
>> Andy LoPresto
>> alopre...@apache.org
>> alopresto.apa...@gmail.com
>> PGP Fingerprint: 70EC B3E5 98A6 5A3F D3C4 BACE 3C6E F65B 2F7D EF69
>>
>> On Sep 23, 2016, at 23:09, Tom Gullo <tomgu...@gmail.com> wrote:
>>
>> Andy, I wasn't sure if I would need to read the file in myself but it
>> looks like I do. Those unit tests help a lot. Thanks
>>
>> -Tom
>>
>> On Fri, Sep 23, 2016 at 10:47 PM, Andy LoPresto <alopre...@apache.org>
>> wrote:
>>
>>> Meant to add that there are Groovy unit tests for those classes so you
>>> may be able to copy the code directly from [1] and [2].
>>>
>>> [1] https://github.com/apache/nifi/blob/master/nifi-nar-bund
>>> les/nifi-framework-bundle/nifi-framework/nifi-properties-loa
>>> der/src/test/groovy/org/apache/nifi/properties/ProtectedNiFi
>>> PropertiesGroovyTest.groovy
>>> [2] https://github.com/apache/nifi/blob/master/nifi-nar-bund
>>> les/nifi-framework-bundle/nifi-framework/nifi-properties-loa
>>> der/src/test/groovy/org/apache/nifi/properties/NiFiPropertie
>>> sLoaderGroovyTest.groovy
>>>
>>> Andy LoPresto
>>> alopre...@apache.org
>>> *alopresto.apa...@gmail.com <alopresto.apa...@gmail.com>*
>>> PGP Fingerprint: 70EC B3E5 98A6 5A3F D3C4 BACE 3C6E F65B 2F7D EF69
>>>
>>> On Sep 23, 2016, at 7:45 PM, Andy LoPresto <alopre...@apache.org> wrote:
>>>
>>> Tom,
>>>
>>> You’ll want to take a look at ProtectedNiFiProperties [1] and
>>> NiFiPropertiesLoader [2]. ProtectedNiFiProperties provides a decorator on a
>>> normal NiFiProperties class which allows access to various values via key
>>> access or through named getters. It “unprotects” the values and can return
>>> a regular NiFiProperties instance with direct access to the plain values.
>>> The NiFiPropertiesLoader can be instantiated with the decryption key
>>> (currently the only supported protection scheme is AES/GCM encryption) and
>>> can load multiple instances of the NiFiProperties directly from any
>>> nifi.properties file simultaneously.
>>>
>>> If you wanted to do this with a non-native file (i.e. a source that NiFi
>>> does not have an internal mechanism for reading), you’d probably use a
>>> GetFile -> ExtractText -> EncryptContent processor chain, or the
>>> ExecuteScript processor (Groovy and other scripting languages have
>>> extensive tooling provided to easily read from files, parse text, etc.).
>>>
>>> [1] https://github.com/apache/nifi/blob/master/nifi-nar-bund
>>> les/nifi-framework-bundle/nifi-framework/nifi-properties-loa
>>> der/src/main/java/org/apache/nifi/properties/ProtectedNiFiP
>>> roperties.java
>>> [2] https://github.com/apache/nifi/blob/master/nifi-nar-bund
>>> les/nifi-framework-bundle/nifi-framework/nifi-properties-loa
>>> der/src/main/java/org/apache/nifi/properties/NiFiPropertiesLoader.java
>>>
>>>
>>> Andy LoPresto
>>> alopre...@apache.org
>>> *alopresto.apa...@gmail.com <alopresto.apa...@gmail.com>*
>>> PGP Fingerprint: 70EC B3E5 98A6 5A3F D3C4 BACE 3C6E F65B 2F7D EF69
>>>
>>> On Sep 23, 2016, at 3:28 PM, Tom Gullo <tomgu...@gmail.com> wrote:
>>>
>>> I'm using v1.0. I want to access some values that are in the
>>> nifi.properties file. And I would like to just use the nifi.properties
>>> file because I'll be encrypting some of these values and I want to use the
>>> built in encryption feature.
>>>
>>> Thanks
>>>
>>> On Fri, Sep 23, 2016 at 6:05 PM, Andrew Grande <apere...@gmail.com>
>>> wrote:
>>>
>>>> Which NiFi version? With 1.0 there are some bits for variable registry
>>>> available, basically one can reference values from external config files
>>>> via regular EL expressions.
>>>>
>>>> Andrew
>>>>
>>>> On Fri, Sep 23, 2016, 6:00 PM Tom Gullo <tomgu...@gmail.com> wrote:
>>>>
>>>>> I want to read in values from nifi.properties in a Groovy
>>>>> ExecuteScript processor. What's the best way to do that?
>>>>>
>>>>> Thanks
>>>>> -Tom
>>>>>
>>>>
>>>
>>>
>>>
>>
