Hitless Software Upgrade

The /files/software/hitless URL provides the ability to upgrade the software load on an HA system via the “hitless” procedure (without service interruption).

URL

/api/v1/files/software/hitless

HTTP Method

PUT

HTTP Responses

■

200 OK

■

400 Bad request – provided software load is incorrect.

■

409 Conflict – software load can’t be applied due to the current device state (e.g. synchronization with the redundant device is in progress).

Example

■

Request:

PUT /api/v1/files/software/hitless HTTP/1.1
Host: 10.4.219.229
Content-Type: multipart/form-data; boundary=----WebKitFormBoundary7MA4YWxkTrZu0gW
 
------WebKitFormBoundary7MA4YWxkTrZu0gW
Content-Disposition: form-data; name="file"; filename="software.cmp"
Content-Type: application/octet-stream
 
<cmp file>
------WebKitFormBoundary7MA4YWxkTrZu0gW--

■

Response:

HTTP/1.1 200 OK
Content-Type: application/json
{
    "description": "Device will perform switchover to activate new software load"
}

 HTTP/1.1 409 Conflict
Content-Type: application/json
{
    "description": "Device is currently performing HA synchronization"
}