Managing resources for an Application¶

We can use blow command to create resources and bind which resource is created. This command depend on service-catalog.

Use drycc resources to create and bind a resource for a deployed application.

$ drycc help resources
Valid commands for resources:

resources:services         list all available resource services
resources:plans            list all available plans for an resource services
resources:create           create a resource for the application
resources:list             list resources in the application
resources:describe         get a resource detail info in the application
resources:update           update a resource from the application
resources:destroy          delete a resource from the applicationa
resources:bind             bind a resource to servicebroker
resources:unbind           unbind a resource from servicebroker

Use 'drycc help [command]' to learn more.

List all available resource services¶

You can list available resource services with one drycc resources:services command

$ drycc resources:services
+------------+------------+
|    NAME    | UPDATEABLE |
+------------+------------+
| mysql      | true       |
| postgresql | true       |
| memcached  | true       |
| redis      | true       |
+------------+------------+

List all available plans for an resource services¶

You can list all available plans for an resource services with one drycc resources:plans command

$ drycc resources:plans redis
+-------+--------------------------------+
| NAME  |          DESCRIPTION           |
+-------+--------------------------------+
| 40000 | Redis 40000 plan which limit   |
|       | resources memory size 40Gi.    |
|   250 | Redis 250 plan which limit     |
|       | resources memory size 250Mi.   |
| 20000 | Redis 20000 plan which limit   |
|       | resources memory size 20Gi.    |
|  5000 | Redis 5000 plan which limit    |
|       | resources memory size 5Gi.     |
|   500 | Redis 500 plan which limit     |
|       | resources memory size 500Mi.   |
|   128 | Redis 128 plan which limit     |
|       | resources memory size 128Mi.   |
| 50000 | Redis 50000 plan which limit   |
|       | resources memory size 50Gi.    |
|  2500 | Redis 2500 plan which limit    |
|       | resources memory size 2.5Gi.   |
| 30000 | Redis 30000 plan which limit   |
|       | resources memory size 30Gi.    |
| 10000 | Redis 10000 plan which limit   |
|       | resources memory size 10Gi.    |
|  1000 | Redis 1000 plan which limit    |
|       | resources memory size 1Gi.     |
+-------+--------------------------------+

Create resource in application¶

You can create a resource with one drycc resources:create command

$ drycc resources:create redis:1000 redis
Creating redis to scenic-icehouse... done

After resources are created, you can list the resources in this application.

$ drycc resources:list
=== scenic-icehouse resources
redis      redis:1000

Bind resources¶

The resource which is named redis is created, you can bind the redis to the application, use the command of drycc resources:bind redis.

$ drycc resources:bind redis
Binding resource... done

Describe resources¶

And use drycc resources:describe show the binding detail. If the binding is successful, this command will show the information of connect to the resource.

$ drycc resources:describe redis
=== scenic-icehouse resource redis
plan:               redis:1000
status:             Ready
binding:            Ready

REDISPORT:          6379
REDIS_PASSWORD:     RzG87SJWG1
SENTINELHOST:       172.16.0.2
SENTINELPORT:       26379

Update resources¶

You can use the drycc resources:update command to upgrade a new plan. An example of how to upgrade the plan's capacity to 100MB:

$ drycc resources:update redis:10000 redis
Updating redis to scenic-icehouse... done

Remove the resource¶

If you don't need resources, use drycc resources:unbind to unbind the resource and then use drycc resources:destroy to delete the resource from the application. Before deleting the resource, the resource must be unbinded.

$ drycc resources:unbind redis
Unbinding resource... done

$ drycc resources:destroy redis
Deleting redis from scenic-icehouse... done