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onedrive: add --onedrive-av-override flag to download files flagged as virus

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This also produces a warning when rclone detects files have been
blocked because of virus content

    server reports this file is infected with a virus - use --onedrive-av-override to download anyway

Fixes #557
This commit is contained in:
Nick Craig-Wood 2023-05-03 15:19:26 +01:00
parent 65b2e378e0
commit 61d6f538b3
1 changed files with 27 additions and 0 deletions
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27
backend/onedrive/onedrive.go
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@ -301,6 +301,24 @@ rclone.
Help: "None - don't use any hashes",
}},
Advanced: true,
}, {
Name: "av_override",
Default: false,
Help: `Allows download of files the server thinks has a virus.
The onedrive/sharepoint server may check files uploaded with an Anti
Virus checker. If it detects any potential viruses or malware it will
block download of the file.
In this case you will see a message like this
server reports this file is infected with a virus - use --onedrive-av-override to download anyway: Infected (name of virus): 403 Forbidden:
If you are 100% sure you want to download this file anyway then use
the --onedrive-av-override flag, or av_override = true in the config
file.
`,
Advanced: true,
}, {
Name: config.ConfigEncoding,
Help: config.ConfigEncodingHelp,
@ -640,6 +658,7 @@ type Options struct {
LinkType string `config:"link_type"`
LinkPassword string `config:"link_password"`
HashType string `config:"hash_type"`
AVOverride bool `config:"av_override"`
Enc encoder.MultiEncoder `config:"encoding"`
}
@ -1966,12 +1985,20 @@ func (o *Object) Open(ctx context.Context, options ...fs.OpenOption) (in io.Read
var resp *http.Response
opts := o.fs.newOptsCall(o.id, "GET", "/content")
opts.Options = options
if o.fs.opt.AVOverride {
opts.Parameters = url.Values{"AVOverride": {"1"}}
}
err = o.fs.pacer.Call(func() (bool, error) {
resp, err = o.fs.srv.Call(ctx, &opts)
return shouldRetry(ctx, resp, err)
})
if err != nil {
if resp != nil {
if virus := resp.Header.Get("X-Virus-Infected"); virus != "" {
err = fmt.Errorf("server reports this file is infected with a virus - use --onedrive-av-override to download anyway: %s: %w", virus, err)
}
}
return nil, err
}