Thanks Steve, but I logged all the properties in params.py, I couldn't
find any key named *mykey*
*config = Script.get_config()*
for key in config.keys():
print "####key: " + key
for key in config['global'].keys():
print "####key: " + key
Best
On Tue, Nov 11, 2014 at 5:04 AM, Steve Loughran <ste...@hortonworks.com>
wrote:
> that should be it. What happens each component gets the properties of
>
> component-level union global-level
>
> that is, everything that is global, extended with anything that is at the
> component level. If a component overrides the global value, that override
> is picked up
>
> It's essentially a form of prototype-based programming, except only of
> properties, not methods:
> http://en.wikipedia.org/wiki/Prototype-based_programming
>
> On 11 November 2014 01:30, hsy...@gmail.com <hsy...@gmail.com> wrote:
>
> > Thanks Ted, but back to my first question, how can you define component
> > level property? in appConfig.json?
> >
> > I tried to define like this :
> >
> >
> > {
> > "schema": "http://example.org/specification/v2.0.0";,
> > "metadata": {
> > },
> > "global": {
> > "application.def": "app-package-0.1.zip",
> > "java_home": "/usr/lib/jvm/java-7-oracle/",
> > "package_list": "files/app.tgz",
> > "agent.conf": "/user/siyuan/agent/conf/agent.ini",
> >
> > "site.global.app_user": "siyuan",
> > "site.global.app_root":
> > "${AGENT_WORK_ROOT}/app/install/kafka_2.10-0.8.1.1",
> > "site.global.app_install_dir": "${AGENT_WORK_ROOT}/app/install",
> > "site.global.pid_file": "${AGENT_WORK_ROOT}/app/run/app.pid",
> >
> > },
> > "components": {
> > "COMPONENT1": {
> > *"mykey": "myvalue"*
> > },
> > "slider-appmaster": {
> > "jvm.heapsize": "256M"
> > }
> > }
> > }
> >
> > Is it able to make the component1 read the value for *mykey* ？
> >
> >
> > Best,
> > Siyuan
> >
> > On Mon, Nov 10, 2014 at 4:15 PM, Ted Yu <yuzhih...@gmail.com> wrote:
> >
> > > To my knowledge, there is no direct support for this.
> > >
> > > You can create different components, each with corresponding
> properties.
> > >
> > > Cheers
> > >
> > > On Mon, Nov 10, 2014 at 4:13 PM, hsy...@gmail.com <hsy...@gmail.com>
> > > wrote:
> > >
> > > > If I want to have several instances of some component. But I want to
> > set
> > > > some of the properties to different value for different instances.
> How
> > > can
> > > > I do it?
> > > >
> > > > Thanks!
> > > >
> > > > Best,
> > > > Siyuan
> > > >
> > > > On Mon, Nov 10, 2014 at 1:26 PM, hsy...@gmail.com <hsy...@gmail.com>
> > > > wrote:
> > > >
> > > > > Hi guys,
> > > > >
> > > > > Is there an example of component configuration? Is there a way to
> > give
> > > > > different value to same property for different instances?
> > > > >
> > > > > Siyuan
> > > > >
> > > >
> > >
> >
>
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