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[Bug 1359092] [NEW] During snapshot create using nova CLI, unable to use optional arguments

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Public bug reported:

I am creating a VM snapshot using nova CLI -

Set of operations and error are as below -


1. nova cli help ===>

[raies@localhost cli_services]$ nova help image-create
usage: nova image-create [--show] [--poll] <server> <name>

Create a new image by taking a snapshot of a running server.

Positional arguments:
  <server>  Name or ID of server.
  <name>    Name of snapshot.

Optional arguments:
  --show    Print image info.
  --poll    Report the snapshot progress and poll until image creation is
            complete.
[raies@localhost cli_services]$


2. 
[raies@localhost cli_services]$ nova list
+--------------------------------------+-------------+--------+------------+-------------+-------------------+
| ID                                   | Name        | Status | Task State | Power State | Networks          |
+--------------------------------------+-------------+--------+------------+-------------+-------------------+
| 238eb266-5837-4544-a626-287cb3ca98c3 | test-server | ACTIVE | -          | Running     | public=172.24.4.3 |
+--------------------------------------+-------------+--------+------------+-------------+-------------------+

3. 
when used optional argument (--poll) - 

[raies@localhost cli_services]$ nova --poll image-create 238eb266-5837-4544-a626-287cb3ca98c3 test-snapshot
usage: nova [--version] [--debug] [--os-cache] [--timings]
            [--timeout <seconds>] [--os-auth-token OS_AUTH_TOKEN]
            [--os-username <auth-user-name>] [--os-user-id <auth-user-id>]
            [--os-password <auth-password>]
            [--os-tenant-name <auth-tenant-name>]
            [--os-tenant-id <auth-tenant-id>] [--os-auth-url <auth-url>]
            [--os-region-name <region-name>] [--os-auth-system <auth-system>]
            [--service-type <service-type>] [--service-name <service-name>]
            [--volume-service-name <volume-service-name>]
            [--endpoint-type <endpoint-type>]
            [--os-compute-api-version <compute-api-ver>]
            [--os-cacert <ca-certificate>] [--insecure]
            [--bypass-url <bypass-url>]
            <subcommand> ...
error: unrecognized arguments: --poll


4. 
when used optional argument --show - 


[raies@localhost cli_services]$ nova --show image-create 238eb266-5837-4544-a626-287cb3ca98c3 test-snapshot
usage: nova [--version] [--debug] [--os-cache] [--timings]
            [--timeout <seconds>] [--os-auth-token OS_AUTH_TOKEN]
            [--os-username <auth-user-name>] [--os-user-id <auth-user-id>]
            [--os-password <auth-password>]
            [--os-tenant-name <auth-tenant-name>]
            [--os-tenant-id <auth-tenant-id>] [--os-auth-url <auth-url>]
            [--os-region-name <region-name>] [--os-auth-system <auth-system>]
            [--service-type <service-type>] [--service-name <service-name>]
            [--volume-service-name <volume-service-name>]
            [--endpoint-type <endpoint-type>]
            [--os-compute-api-version <compute-api-ver>]
            [--os-cacert <ca-certificate>] [--insecure]
            [--bypass-url <bypass-url>]
            <subcommand> ...
error: unrecognized arguments: --show
Try 'nova help ' for more information.

5. 
When tried with no optional argument - 

[raies@localhost cli_services]$ nova image-create
238eb266-5837-4544-a626-287cb3ca98c3 test-snapshot

[raies@localhost cli_services]$ 
[raies@localhost cli_services]$ 
[raies@localhost cli_services]$ 
[raies@localhost cli_services]$ nova image-list
+--------------------------------------+---------------------------------+--------+--------------------------------------+
| ID                                   | Name                            | Status | Server                               |
+--------------------------------------+---------------------------------+--------+--------------------------------------+
| 5f785211-590c-48aa-b64c-c9a6a9b60aad | Fedora-x86_64-20-20140618-sda   | ACTIVE |                                      |
| 4c5838f1-fce5-422d-a411-401d79f6250a | cirros-0.3.2-x86_64-uec         | ACTIVE |                                      |
| b17aa5bf-eed2-4792-8ecb-5e161d0d3aa2 | cirros-0.3.2-x86_64-uec-kernel  | ACTIVE |                                      |
| 238742ef-7739-4e0b-9f58-d609f9994ff5 | cirros-0.3.2-x86_64-uec-ramdisk | ACTIVE |                                      |
| c0b1cff7-9251-4b91-a121-2d3c69d8a0fc | test-snapshot                   | SAVING | 238eb266-5837-4544-a626-287cb3ca98c3 |
+--------------------------------------+---------------------------------+--------+--------------------------------------+

i.e successful


So the problem is we cannot create snapshot if we are using optional arguments with nova image-create CLI.

** Affects: nova
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1359092

Title:
  During snapshot create using nova CLI, unable to use optional
  arguments

Status in OpenStack Compute (Nova):
  New

Bug description:
  I am creating a VM snapshot using nova CLI -

  Set of operations and error are as below -

  
  1. nova cli help ===>

  [raies@localhost cli_services]$ nova help image-create
  usage: nova image-create [--show] [--poll] <server> <name>

  Create a new image by taking a snapshot of a running server.

  Positional arguments:
    <server>  Name or ID of server.
    <name>    Name of snapshot.

  Optional arguments:
    --show    Print image info.
    --poll    Report the snapshot progress and poll until image creation is
              complete.
  [raies@localhost cli_services]$


  2. 
  [raies@localhost cli_services]$ nova list
  +--------------------------------------+-------------+--------+------------+-------------+-------------------+
  | ID                                   | Name        | Status | Task State | Power State | Networks          |
  +--------------------------------------+-------------+--------+------------+-------------+-------------------+
  | 238eb266-5837-4544-a626-287cb3ca98c3 | test-server | ACTIVE | -          | Running     | public=172.24.4.3 |
  +--------------------------------------+-------------+--------+------------+-------------+-------------------+

  3. 
  when used optional argument (--poll) - 

  [raies@localhost cli_services]$ nova --poll image-create 238eb266-5837-4544-a626-287cb3ca98c3 test-snapshot
  usage: nova [--version] [--debug] [--os-cache] [--timings]
              [--timeout <seconds>] [--os-auth-token OS_AUTH_TOKEN]
              [--os-username <auth-user-name>] [--os-user-id <auth-user-id>]
              [--os-password <auth-password>]
              [--os-tenant-name <auth-tenant-name>]
              [--os-tenant-id <auth-tenant-id>] [--os-auth-url <auth-url>]
              [--os-region-name <region-name>] [--os-auth-system <auth-system>]
              [--service-type <service-type>] [--service-name <service-name>]
              [--volume-service-name <volume-service-name>]
              [--endpoint-type <endpoint-type>]
              [--os-compute-api-version <compute-api-ver>]
              [--os-cacert <ca-certificate>] [--insecure]
              [--bypass-url <bypass-url>]
              <subcommand> ...
  error: unrecognized arguments: --poll

  
  4. 
  when used optional argument --show - 

  
  [raies@localhost cli_services]$ nova --show image-create 238eb266-5837-4544-a626-287cb3ca98c3 test-snapshot
  usage: nova [--version] [--debug] [--os-cache] [--timings]
              [--timeout <seconds>] [--os-auth-token OS_AUTH_TOKEN]
              [--os-username <auth-user-name>] [--os-user-id <auth-user-id>]
              [--os-password <auth-password>]
              [--os-tenant-name <auth-tenant-name>]
              [--os-tenant-id <auth-tenant-id>] [--os-auth-url <auth-url>]
              [--os-region-name <region-name>] [--os-auth-system <auth-system>]
              [--service-type <service-type>] [--service-name <service-name>]
              [--volume-service-name <volume-service-name>]
              [--endpoint-type <endpoint-type>]
              [--os-compute-api-version <compute-api-ver>]
              [--os-cacert <ca-certificate>] [--insecure]
              [--bypass-url <bypass-url>]
              <subcommand> ...
  error: unrecognized arguments: --show
  Try 'nova help ' for more information.

  5. 
  When tried with no optional argument - 

  [raies@localhost cli_services]$ nova image-create
  238eb266-5837-4544-a626-287cb3ca98c3 test-snapshot

  [raies@localhost cli_services]$ 
  [raies@localhost cli_services]$ 
  [raies@localhost cli_services]$ 
  [raies@localhost cli_services]$ nova image-list
  +--------------------------------------+---------------------------------+--------+--------------------------------------+
  | ID                                   | Name                            | Status | Server                               |
  +--------------------------------------+---------------------------------+--------+--------------------------------------+
  | 5f785211-590c-48aa-b64c-c9a6a9b60aad | Fedora-x86_64-20-20140618-sda   | ACTIVE |                                      |
  | 4c5838f1-fce5-422d-a411-401d79f6250a | cirros-0.3.2-x86_64-uec         | ACTIVE |                                      |
  | b17aa5bf-eed2-4792-8ecb-5e161d0d3aa2 | cirros-0.3.2-x86_64-uec-kernel  | ACTIVE |                                      |
  | 238742ef-7739-4e0b-9f58-d609f9994ff5 | cirros-0.3.2-x86_64-uec-ramdisk | ACTIVE |                                      |
  | c0b1cff7-9251-4b91-a121-2d3c69d8a0fc | test-snapshot                   | SAVING | 238eb266-5837-4544-a626-287cb3ca98c3 |
  +--------------------------------------+---------------------------------+--------+--------------------------------------+

  i.e successful

  
  So the problem is we cannot create snapshot if we are using optional arguments with nova image-create CLI.

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