Re: [PATCH v3] cifs: dump Security Type info in DebugData

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Thanks Steve :)

On Tue, Jun 9, 2020 at 10:31 AM Steve French <smfrench@xxxxxxxxx> wrote:
>
> the updated version of this one has been merged into cifs-2.6.git for-next
>
> On Fri, Jun 5, 2020 at 10:17 AM Kenneth D'souza <kdsouza@xxxxxxxxxx> wrote:
> >
> > Currently the end user is unaware with what sec type the
> > cifs share is mounted if no sec=<type> option is parsed.
> > With this patch one can easily check from DebugData.
> >
> > Example:
> > 1) Name: x.x.x.x Uses: 1 Capability: 0x8001f3fc Session Status: 1 Security type: RawNTLMSSP
> >
> > Signed-off-by: Kenneth D'souza <kdsouza@xxxxxxxxxx>
> > Signed-off-by: Roberto Bergantinos Corpas <rbergant@xxxxxxxxxx>
> > ---
> >  fs/cifs/cifs_debug.c |  4 ++++
> >  fs/cifs/cifsglob.h   | 18 ++++++++++++++++++
> >  2 files changed, 22 insertions(+)
> >
> > diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c
> > index 916567d770f5..9caca784376b 100644
> > --- a/fs/cifs/cifs_debug.c
> > +++ b/fs/cifs/cifs_debug.c
> > @@ -375,6 +375,10 @@ static int cifs_debug_data_proc_show(struct seq_file *m, void *v)
> >                                 ses->ses_count, ses->serverOS, ses->serverNOS,
> >                                 ses->capabilities, ses->status);
> >                         }
> > +
> > +                       seq_printf(m,"Security type: %s\n",
> > +                                       get_security_type_str(server->ops->select_sectype(server, ses->sectype)));
> > +
> >                         if (server->rdma)
> >                                 seq_printf(m, "RDMA\n\t");
> >                         seq_printf(m, "TCP status: %d Instance: %d\n\tLocal Users To "
> > diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
> > index 39b708d9d86d..d8ef01039e71 100644
> > --- a/fs/cifs/cifsglob.h
> > +++ b/fs/cifs/cifsglob.h
> > @@ -1994,6 +1994,24 @@ extern struct smb_version_values smb302_values;
> >  extern struct smb_version_operations smb311_operations;
> >  extern struct smb_version_values smb311_values;
> >
> > +static inline char *get_security_type_str(enum securityEnum sectype)
> > +{
> > +       switch (sectype) {
> > +       case RawNTLMSSP:
> > +               return "RawNTLMSSP";
> > +       case Kerberos:
> > +               return "Kerberos";
> > +       case NTLMv2:
> > +               return "NTLMv2";
> > +       case NTLM:
> > +               return "NTLM";
> > +       case LANMAN:
> > +               return "LANMAN";
> > +       default:
> > +               return "Unknown";
> > +       }
> > +}
> > +
> >  static inline bool is_smb1_server(struct TCP_Server_Info *server)
> >  {
> >         return strcmp(server->vals->version_string, SMB1_VERSION_STRING) == 0;
> > --
> > 2.21.1
> >
>
>
> --
> Thanks,
>
> Steve
>




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