Pulp

To reproduce: sync repo which misses some files to cause download failures: https://repos.fedorapeople.org/pulp/pulp/fixtures/file-mixed/PULP_MANIFEST

Check description of non-fatal errors, it contains all the configuration details for the downloader, including password and SSL key (in the output below those params are not configured at all for the importer and thus empty).
This data is added here for HttpDownload and here for FtpDownload.

HTTP 200 OK
Allow: GET, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "_href": "http://127.0.0.1:8000/api/v3/tasks/6709dd9e-3ee1-4343-8d6f-a28b77a8d92b/",
    "group": null,
    "state": "completed",
    "started_at": "2017-09-14T23:48:35.283677Z",
    "finished_at": "2017-09-14T23:48:36.977364Z",
    "non_fatal_errors": [
        {
            "traceback": null,
            "code": null,
            "description": "HttpDownload: id=5808 url=https://repos.fedorapeople.org/pulp/pulp/fixtures/file-mixed/missing-1.iso writer=missing-1.iso | repair: retries=1 | timeout: connect=10 read=30 | ssl: validation=False CA= key= certificate= | User: name= password= | proxy= headers={} - Failed. Reason: HTTP [404]"
        },
        {
            "traceback": null,
            "code": null,
            "description": "HttpDownload: id=5960 url=https://repos.fedorapeople.org/pulp/pulp/fixtures/file-mixed/missing-2.iso writer=missing-2.iso | repair: retries=1 | timeout: connect=10 read=30 | ssl: validation=False CA= key= certificate= | User: name= password= | proxy= headers={} - Failed. Reason: HTTP [404]"
        }
    ],
    "error": null,
    "worker": "http://127.0.0.1:8000/api/v3/workers/reserved_resource_worker_2@pulp3/",
    "parent": null,
    "tags": [],
    "progress_reports": [
        {
            "message": "Add Content",
            "state": "completed",
            "total": 5,
            "done": 5,
            "suffix": "",
            "task": "http://127.0.0.1:8000/api/v3/tasks/6709dd9e-3ee1-4343-8d6f-a28b77a8d92b/"
        },
        {
            "message": "Remove Content",
            "state": "completed",
            "total": 0,
            "done": 0,
            "suffix": "",
            "task": "http://127.0.0.1:8000/api/v3/tasks/6709dd9e-3ee1-4343-8d6f-a28b77a8d92b/"
        }
    ]
}