On Wed, 4 Mar 2020 12:11:05 +0500
Muhammad Ahmad <muhammad.ah...@emumba.com> wrote:

> Hi,
> I have observed that the dpdk-devbind.py is an interactive tool and
> not quite useful for automated testing in CI/CD. We are planning to
> create “dpdk-usertools-server” for making it streamlined.
> The idea is to create a separate application, which provides REST interface 
> to:
>     - Query the current status of devices and drivers
>     - Bind and unbind devices to different drivers
> 
> Future extensions will be to make dpdk-pmdinfo.py, cpu_layout.py and
> dpdk-setup.sh more automation friendly.
> =================Details of API====================
> -Query Status of devices:
>     Fetch the status of all devices or of a given group, supported
> groups are: network, crypto, event and mempool devices.
>         URL: /devices
>         Method:GET
>         URL Params: type=[all|net|baseband|crypto|event|mempool|compress]
>         Sample call: curl http://127.0.0.1:5000/devices?type=crypto&type=net
>         Success Response:
>             HTTP response code: 200
>             Content:
>             [
>              {
>              "pci":"0000:b7:00.3",
>              "type":"net",
>              "infoString":"Ethernet Connection X722 for 10GbE SFP+ 37d0",
>              "interface":"eno8",
>              "driver":"i40e",
>              "unusedDriver":"igb_uio",
>              "active":false
>              }
>            ]
>        Error response:
>            HTTP Code: 400 BAD REQUEST
>            Content:
>            {
>             "code": 1,
>             "message": "invalid type"
>            }
> 
> 
> -Bind/Unbind device with a driver:
>     Bind the PCI devices to the given driver or “none” to unbind
>         URL:/devices/<pci>
>         Method: PUT
>         URL Prams: PCI=[PCI address]
>         Sample call: curl http://127.0.0.1:5000/devices/0000:b7:00.3
> --header "Content-Type: application/json" --request PUT --data
> '{driver:"igb_uio", force: false}'
>         Success Response:
>             HTTP response code: 200
>             Content:
>             {
>              "pci":"0000:b7:00.3",
>              "type":"net",
>              "infoString":"Ethernet Connection X722 for 10GbE SFP+ 37d0",
>              "interface":"",
>              "driver":"igb_uio",
>              "unusedDriver":"i40e",
>              "active":false
>              }
>        Error response:
>            Code: 400 BAD REQUEST
>            Content:
>           {
>            "code": 1,
>            "message": "invalid id"
>           }
> 
>                  OR
>           Code: 400 BAD REQUEST
>           Content:
>           {
>           "code": 2,
>           "message": "invalid driver"
>          }
> 
>                  OR
>          Code: 405 METHOD NOT ALLOWED
>          Content:
>          {
>           "code": 3,
>            "message": "PCI Device active run with force=TRUE"
>           }
> 
> =================++++++++====================
> 
> Signed-off-by: Muhammad Ahmad <muhammad.ah...@emumba.com>

There already is a better generic tool driverctl 
https://gitlab.com/driverctl/driverctl
It is already in many distributions

I would recommend using that instead of extending the limited DPDK tool.

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