Exemplo n.º 1
0
class SesPageSas(SesPage):
    """
    Read and write SES pages through SAS.
    """
    def __init__(self, ptdev):
        """
        pt is a SCSI passthrough device file name
        """
        super(SesPageSas, self).__init__()
        self.pt = ScsiPT(ptdev)

    def close(self):
        del self.pt
        self.pt = None

    def __del__(self):
        self.close()
        super(SesPageSas, self).__del__()

    def readpage(self, pagenum):
        """
        Read the SES page specified by integer pagenum, returning a string.
        """
        data = self._getsespage(pagenum, 4)
        if pagenum == 0x80:
            data = self._getsespage(pagenum, 5)
        length = 4 + \
            (ord(data[2]) << 8) + \
            (ord(data[3]) << 0)
        return self._getsespage(pagenum, length)

    def writepage(self, data):
        """
        Write the SES page specified by integer pagenum with string, data.
        """
        cmd = Cmd("sd", {
            "self-test_code": 0,
            "pf": 1,
            "parameter_list_length": len(data)
        })
        cdb = CDB(cmd.cdb)
        cdb.set_data_out(data)
        result = self.pt.sendcdb(cdb)
        return result

    def _getsespage(self, page, length):
        # uses pt
        cmd = Cmd("rdr", {"pcv": 1, "page_code": page, "alloc": length})
        #for q in cmd.cdb: print "%.2x" % q,
        #print
        cdb = CDB(cmd.cdb)
        cdb.set_data_in(length)
        self.pt.sendcdb(cdb)
        return cdb.buf
Exemplo n.º 2
0
class SesPageSas(SesPage):
    """
    Read and write SES pages through SAS.
    """

    def __init__(self, ptdev):
        """
        pt is a SCSI passthrough device file name
        """
        super(SesPageSas, self).__init__()
        self.pt = ScsiPT(ptdev)

    def close(self):
        del self.pt
        self.pt = None

    def __del__(self):
        self.close()
        super(SesPageSas, self).__del__()

    def readpage(self, pagenum):
        """
        Read the SES page specified by integer pagenum, returning a string.
        """
        data = self._getsespage(pagenum, 4)
        if pagenum == 0x80:
            data = self._getsespage(pagenum, 5)
        length = 4 + \
            (ord(data[2]) << 8) + \
            (ord(data[3]) << 0)
        return self._getsespage(pagenum, length)

    def writepage(self, data):
        """
        Write the SES page specified by integer pagenum with string, data.
        """
        cmd = Cmd("sd", {"self-test_code":0, "pf":1, "parameter_list_length":len(data)})
        cdb = CDB(cmd.cdb)
        cdb.set_data_out(data)
        result = self.pt.sendcdb(cdb)
        return result

    def _getsespage(self, page, length):
        # uses pt
        cmd = Cmd("rdr", {"pcv":1, "page_code":page, "alloc":length})
        #for q in cmd.cdb: print "%.2x" % q,
        #print
        cdb = CDB(cmd.cdb)
        cdb.set_data_in(length)
        self.pt.sendcdb(cdb)
        return cdb.buf
Exemplo n.º 3
0
 def __init__(self, ptdev, expanderid=None):
     """
     pt is a SCSI passthrough device file name
     expanderid can have one of the values
       0x01: SBB Canister A
       0x02: SBB Canister B
       0x03: FEM Canister A SAS Expander 1
       0x04: FEM Canister A SAS Expander 2
       0x05: FEM Canister B SAS Expander 1
       0x06: FEM Canister B SAS Expander 2
     Alternately, the first parameter may be a sequence of (ptdev,expanderid).
     """
     super(CliCmdSas, self).__init__()
     if not isinstance(ptdev, str):
         # If it's not a string, assume it's a sequence.
         ptdev, expanderid = ptdev
     self.ses = SesPageSas(ptdev)
     self.pt = ScsiPT(ptdev)
     self.expanderid = expanderid
Exemplo n.º 4
0
class CliCmdSas(CliCmd):

    def __init__(self, ptdev, expanderid=None):
        """
        pt is a SCSI passthrough device file name
        expanderid can have one of the values
          0x01: SBB Canister A
          0x02: SBB Canister B
          0x03: FEM Canister A SAS Expander 1
          0x04: FEM Canister A SAS Expander 2
          0x05: FEM Canister B SAS Expander 1
          0x06: FEM Canister B SAS Expander 2
        Alternately, the first parameter may be a sequence of (ptdev,expanderid).
        """
        super(CliCmdSas, self).__init__()
        if not isinstance(ptdev, str):
            # If it's not a string, assume it's a sequence.
            ptdev, expanderid = ptdev
        self.ses = SesPageSas(ptdev)
        self.pt = ScsiPT(ptdev)
        self.expanderid = expanderid

    def close(self):
        pass

    def __del__(self):
        #del self.ses
        pass

    def execute(self, command):
        """
        Send a CLI command through SES page 0xe8.
        """
        cmd = Cmd.clicommandout(self.expanderid, command)
        cdb = CDB(cmd.cdb)
        cdb.set_data_out(cmd.dat)
        self.pt.sendcdb(cdb)

        page = self.ses.parse(self.ses.readpage(0xe8))
        return page["data"].response.val
Exemplo n.º 5
0
class CliCmdSas(CliCmd):
    def __init__(self, ptdev, expanderid=None):
        """
        pt is a SCSI passthrough device file name
        expanderid can have one of the values
          0x01: SBB Canister A
          0x02: SBB Canister B
          0x03: FEM Canister A SAS Expander 1
          0x04: FEM Canister A SAS Expander 2
          0x05: FEM Canister B SAS Expander 1
          0x06: FEM Canister B SAS Expander 2
        Alternately, the first parameter may be a sequence of (ptdev,expanderid).
        """
        super(CliCmdSas, self).__init__()
        if not isinstance(ptdev, str):
            # If it's not a string, assume it's a sequence.
            ptdev, expanderid = ptdev
        self.ses = SesPageSas(ptdev)
        self.pt = ScsiPT(ptdev)
        self.expanderid = expanderid

    def close(self):
        pass

    def __del__(self):
        #del self.ses
        pass

    def execute(self, command):
        """
        Send a CLI command through SES page 0xe8.
        """
        cmd = Cmd.clicommandout(self.expanderid, command)
        cdb = CDB(cmd.cdb)
        cdb.set_data_out(cmd.dat)
        self.pt.sendcdb(cdb)

        page = self.ses.parse(self.ses.readpage(0xe8))
        return page["data"].response.val
Exemplo n.º 6
0
 def __init__(self, ptdev, expanderid=None):
     """
     pt is a SCSI passthrough device file name
     expanderid can have one of the values
       0x01: SBB Canister A
       0x02: SBB Canister B
       0x03: FEM Canister A SAS Expander 1
       0x04: FEM Canister A SAS Expander 2
       0x05: FEM Canister B SAS Expander 1
       0x06: FEM Canister B SAS Expander 2
     Alternately, the first parameter may be a sequence of (ptdev,expanderid).
     """
     super(CliCmdSas, self).__init__()
     if not isinstance(ptdev, str):
         # If it's not a string, assume it's a sequence.
         ptdev, expanderid = ptdev
     self.ses = SesPageSas(ptdev)
     self.pt = ScsiPT(ptdev)
     self.expanderid = expanderid
Exemplo n.º 7
0
 def __init__(self, ptdev):
     """
     pt is a SCSI passthrough device file name
     """
     super(SesPageSas, self).__init__()
     self.pt = ScsiPT(ptdev)
Exemplo n.º 8
0
 def __init__(self, ptdev):
     """
     pt is a SCSI passthrough device file name
     """
     super(SesPageSas, self).__init__()
     self.pt = ScsiPT(ptdev)