What happens if I want to restart / redeploy the application -  currently, when 
I try to re-deploy the application it throws an exception that the cartridge 
group is still referenced by another application ? Even if the group would not 
exist, wouldn’t stratos throw an exception that the application already exists 
? What is the proper way to restart / redeploy an application ?

Thanks

Martin

Adding Shaheed

From: Reka Thirunavukkarasu [mailto:r...@wso2.com]
Sent: Thursday, June 25, 2015 3:45 AM
To: Martin Eppel (meppel)
Cc: dev@stratos.apache.org; Ryan Du Plessis (rdupless)
Subject: Re: Testing Stratos 4.1 - application removal still fails in certain 
cases

Hi Martin,

On Thu, Jun 25, 2015 at 3:58 PM, Martin Eppel (meppel) 
<mep...@cisco.com<mailto:mep...@cisco.com>> wrote:
Hi Reka,

I pulled the latest code today and  tested the following application [1a., 1b.] 
for removal and, after all the instances were terminated the application still 
shows in the “Created” state  [1c.]  and maintains a reference to the cartridge 
groups, my expectation would be that it had been removed completely !

This is the expected behaviour. This is the status of the application 
definition. I just verified it in the CLI. After the successful undeployment, 
it shows as below for me.

Applications found:
+----------------+------------+---------+
| Application ID | Alias      | Status  |
+----------------+------------+---------+
| g-sc-G12-1     | g-sc-G12-1 | Created |
+----------------+------------+---------+
In order to check the runtime, you will have to invoke below command:

stratos> describe-application-runtime g-sc-G12-1
Application not found: g-sc-G12-1
stratos>
However there seems to be a small issue with this message as it says 
applicaiton not found instead of application runtime. We will fix this ASAP in 
the cli.
If you invoke rest endpoint, you will get the following message:

curl -X GET -H "Content-Type: application/json"  -k -v -u admin:admin 
https://127.0.0.1:9443/api/applications/g-sc-G12-1/runtime

{"status":"error","message":"Application runtime not found"}
Please let me know if you still have any issues..
Thanks,
Reka


The logs actually state that the application was successfully un-deployed !?  
Logs are attached as usual, application json, group json are below

TID: [0] [STRATOS] [2015-06-25 09:48:23,302]  INFO 
{org.apache.stratos.autoscaler.applications.topic.ApplicationBuilder} -  
Application un-deployed successfully: [application-id] sub-G1-G2-G3-1

Please note that the screenshot was taken after the request to remove the 
application was done.


[1a.]
[cid:image001.png@01D0AEFC.9B5FE8D0]

[1b]

Cartridge-group:

{"name": "sub-G1-G2-G3-1", "dependencies": {"terminationBehaviour": 
"terminate-none", "startupOrders": []}, "cartridges": [], "groups": [{"name": 
"multiple-groups-no-startup-G1-1", "dependencies": {"terminationBehaviour": 
"terminate-none", "startupOrders": []}, "cartridges": ["c1", "c2"], "groups": 
[]}, {"name": "multiple-groups-no-startup-G2-1", "dependencies": 
{"terminationBehaviour": "terminate-none", "startupOrders": []}, "cartridges": 
["c3", "c4"], "groups": []}]}


Application:

{"alias": "sub-G1-G2-G3-1", "applicationId": "sub-G1-G2-G3-1", "components": 
{"cartridges": [], "groups": [{"name": "sub-G1-G2-G3-1", "groupMaxInstances": 
1, "groupMinInstances": 1, "alias": "sub-G1-G2-G3-1-x0x", "cartridges": [], 
"groups": [{"name": "multiple-groups-no-startup-G1-1", "groupMaxInstances": 1, 
"groupMinInstances": 1, "alias": "multiple-groups-no-startup-G1-1-0x0", 
"cartridges": [{"cartridgeMin": 1, "cartridgeMax": 1, "type": "c1", 
"subscribableInfo": {"alias": "c1-1x0", "deploymentPolicy": "static-1", 
"artifactRepository": {"repoUsername": "user", "repoUrl": 
"http://octl.qmog.cisco.com:10080/git/default.git";, "privateRepo": true, 
"repoPassword": "c-policy"}, "autoscalingPolicy": "economyPolicy"}}, 
{"cartridgeMin": 1, "cartridgeMax": 1, "type": "c2", "subscribableInfo": 
{"alias": "c2-1x0", "deploymentPolicy": "static-1", "artifactRepository": 
{"repoUsername": "user", "repoUrl": 
"http://octl.qmog.cisco.com:10080/git/default.git";, "privateRepo": true, 
"repoPassword": "c-policy"}, "autoscalingPolicy": "economyPolicy"}}], "groups": 
[]}, {"name": "multiple-groups-no-startup-G2-1", "groupMaxInstances": 1, 
"groupMinInstances": 1, "alias": "multiple-groups-no-startup-G2-1-0x0", 
"cartridges": [{"cartridgeMin": 1, "cartridgeMax": 1, "type": "c3", 
"subscribableInfo": {"alias": "c3-1x1", "deploymentPolicy": "static-1", 
"artifactRepository": {"repoUsername": "user", "repoUrl": 
"http://octl.qmog.cisco.com:10080/git/default.git";, "privateRepo": true, 
"repoPassword": "c-policy"}, "autoscalingPolicy": "economyPolicy"}}, 
{"cartridgeMin": 1, "cartridgeMax": 1, "type": "c4", "subscribableInfo": 
{"alias": "c4-1x1", "deploymentPolicy": "static-1", "artifactRepository": 
{"repoUsername": "user", "repoUrl": 
"http://octl.qmog.cisco.com:10080/git/default.git";, "privateRepo": true, 
"repoPassword": "c-policy"}, "autoscalingPolicy": "economyPolicy"}}], "groups": 
[]}]}]}}


[1c.]

stratos> list-applications
Applications found:
+----------------+----------------+---------+
| Application ID | Alias          | Status  |
+----------------+----------------+---------+
| sub-G1-G2-G3-1 | sub-G1-G2-G3-1 | Created |
+----------------+----------------+---------+
stratos>




--
Reka Thirunavukkarasu
Senior Software Engineer,
WSO2, Inc.:http://wso2.com,
Mobile: +94776442007

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