ambari-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Dmitro Lysnichenko <dlysniche...@hortonworks.com>
Subject Re: role_command_order.json specification
Date Wed, 11 Feb 2015 20:41:59 GMT
correct
On 11/02/2015 10:10 PM, Yu, Tao wrote:
>
> Thanks Dmitro!
>
> So one entry in “general_deps” like:
>
> "HIVE_SERVER-START": ["NODEMANAGER-START", "MYSQL_SERVER-START"]
>
> Means before “start HIVE_SERVER” ,  "NODEMANAGER-START" and 
> "MYSQL_SERVER-START" should be executed first?   And :
>
> "NAGIOS_SERVER-INSTALL" : ["HIVE_CLIENT-INSTALL", "HCAT-INSTALL", 
>  "MAPREDUCE_CLIENT-INSTALL", "OOZIE_CLIENT-INSTALL"],
>
> Means before “NAGIOS_SERVER-INSTALL", several components like 
> “HIVE_CLIENT”, “HCAT”, “MAPREDUCE_CLIENT” and “OOZIE_CLIENT” should be

> installed first ?
>
> *From:*Dmitro Lysnichenko [mailto:dlysnichenko@hortonworks.com]
> *Sent:* Wednesday, February 11, 2015 3:00 PM
> *To:* user@ambari.apache.org
> *Subject:* Re: role_command_order.json specification
>
> Hi
>
> As I remember, key is just an action (e.g. start component 
> HIVE_SERVER), and value is just a list "what should be executed 
> before". role_command_order.json complements dependencies inherited 
> from parent stack, if any.
>
> Hope this helps
>
> On 11/02/2015 09:52 PM, Yu, Tao wrote:
>
>     Hi,
>
>     I am new to Ambari and trying to create my own non-HDP stack.
>     Could anyone please tell me any detailed specification info about
>     the file role_command_order.json, like how to define the key-value
>     pair in this file?
>
>     Thanks,
>
>     -Tao
>


Mime
View raw message