Thanks Adrian. Sounds good.

Best regards,
Hongbin

From: Adrian Otto [mailto:adrian.o...@rackspace.com]
Sent: June-13-15 2:00 AM
To: OpenStack Development Mailing List (not for usage questions)
Subject: Re: [openstack-dev] [Magnum] Discuss configurable-coe-api-port 
Blueprint

Hongbin,

Good use case. I suggest that we add a parameter to magnum bay-create that will 
allow the user to override the baymodel.apiserver_port attribute with a new 
value that will end up in the bay.api_address attribute as part of the URL. 
This approach assumes implementation of the magnum-api-address-url blueprint. 
This way we solve for the use case, and don't need a new attribute on the bay 
resource that requires users to concatenate multiple attribute values in order 
to get a native client tool working.
Adrian

On Jun 12, 2015, at 6:32 PM, Hongbin Lu 
<hongbin...@huawei.com<mailto:hongbin...@huawei.com>> wrote:
A use case could be the cloud is behind a proxy and the API port is filtered. 
In this case, users have to start the service in an alternative port.

Best regards,
Hongbin

From: Adrian Otto [mailto:adrian.o...@rackspace.com]
Sent: June-12-15 2:22 PM
To: OpenStack Development Mailing List (not for usage questions)
Subject: Re: [openstack-dev] [Magnum] Discuss configurable-coe-api-port 
Blueprint

Thanks for raising this for discussion. Although I do think that the API port 
humber should be expressed in a URL that the local client can immediately use 
for connecting a native client to the API, I am not convinced that this needs 
to be a separate attribute on the Bay resource.

In general, I think it’s a reasonable assumption that nova instances will have 
unique IP addresses assigned to them (public or private is not an issue here) 
so unique port numbers for running the API services on alternate ports seems 
like it may not be needed. I’d like to have input from at least one Magnum user 
explaining an actual use case for this feature before accepting this blueprint.

One possible workaround for this would be to instruct those who want to run 
nonstandard ports to copy the heat template, and specify a new heat template as 
an alternate when creating the BayModel, which can implement the port number as 
a parameter. If we learn that this happens a lot, we should revisit this as a 
feature in Magnum rather than allowing it through an external workaround.

I’d like to have a generic feature that allows for arbitrary key/value pairs 
for parameters and values to be passed to the heat stack create call so that 
this, and other values can be passed in using the standard magnum client and 
API without further modification. I’m going to look to see if we have a BP for 
this, and if not, I will make one.

Adrian



On Jun 11, 2015, at 6:05 PM, Kai Qiang Wu(Kennan) 
<wk...@cn.ibm.com<mailto:wk...@cn.ibm.com>> wrote:

If I understand the bp correctly,

the apiserver_port is for public access or API call service endpoint. If it is 
that case, user would use that info

htttp(s)://<ip>:<port>

so port is good information for users.


If we believe above assumption is right. Then

1) Some user not needed to change port, since the heat have default hard code 
port in that

2) If some users want to change port, (through heat, we can do that)  We need 
add such flexibility for users.
That's  bp 
https://blueprints.launchpad.net/magnum/+spec/configurable-coe-api-port try to 
solve.

It depends on how end-users use with magnum.


Welcome to more inputs about this, If many of us think it is not necessary to 
customize the ports. we can drop the bp.


Thanks


Best Wishes,
--------------------------------------------------------------------------------
Kai Qiang Wu (吴开强  Kennan)
IBM China System and Technology Lab, Beijing

E-mail: wk...@cn.ibm.com<mailto:wk...@cn.ibm.com>
Tel: 86-10-82451647
Address: Building 28(Ring Building), ZhongGuanCun Software Park,
        No.8 Dong Bei Wang West Road, Haidian District Beijing P.R.China 100193
--------------------------------------------------------------------------------
Follow your heart. You are miracle!

<graycol.gif>Jay Lau ---06/11/2015 01:17:42 PM---I think that we have a similar 
bp before: https://blueprints.launchpad.net/magnum/+spec/override-nat

From: Jay Lau <jay.lau....@gmail.com<mailto:jay.lau....@gmail.com>>
To: "OpenStack Development Mailing List (not for usage questions)" 
<openstack-dev@lists.openstack.org<mailto:openstack-dev@lists.openstack.org>>
Date: 06/11/2015 01:17 PM
Subject: Re: [openstack-dev] [Magnum] Discuss configurable-coe-api-port 
Blueprint
________________________________



I think that we have a similar bp before: 
https://blueprints.launchpad.net/magnum/+spec/override-native-rest-port

 I have some discussion before with Larsks, it seems that it does not make much 
sense to customize this port as the kubernetes/swarm/mesos cluster will be 
created by heat and end user do not need to care the ports,different 
kubernetes/swarm/mesos cluster will have different IP addresses so there will 
be no port conflict.

2015-06-11 9:35 GMT+08:00 Kai Qiang Wu 
<wk...@cn.ibm.com<mailto:wk...@cn.ibm.com>>:
I’m moving this whiteboard to the ML so we can have some discussion to refine 
it, and then go back and update the whiteboard.

Source:https://blueprints.launchpad.net/magnum/+spec/configurable-coe-api-port


@Sdake and I have some discussion now, but may need more input from your side.


1. keep apserver_port in baymodel, it may only allow admin to have (if we 
involved policy) create that baymodel, have less flexiblity for other users.


2. apiserver_port was designed in baymodel, if moved from baymodel to bay, it 
is big change, and if we have other better ways. (it also may apply for
other configuration fileds, like dns-nameserver etc.)



Thanks



Best Wishes,
--------------------------------------------------------------------------------
Kai Qiang Wu (吴开强  Kennan)
IBM China System and Technology Lab, Beijing

E-mail: wk...@cn.ibm.com<mailto:wk...@cn.ibm.com>
Tel: 86-10-82451647
Address: Building 28(Ring Building), ZhongGuanCun Software Park,
        No.8 Dong Bei Wang West Road, Haidian District Beijing P.R.China 100193
--------------------------------------------------------------------------------
Follow your heart. You are miracle!

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