Attachment 1482117 Details for Bug 1624372 – test_dmi.py

test_dmi.py

test_dmi.py (text/x-python), 2.44 KB, created by Tomáš Kašpárek on 2018-09-10 12:47:02 UTC

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Creator: Tomáš Kašpárek

Created: 2018-09-10 12:47:02 UTC

Size: 2.44 KB

patch

obsolete

>#!/usr/bin/python
>
>import dmidecode
>
>_dmi_data           = None
>_dmi_not_available  = 0
>
>def dmi_warnings():
>    if not hasattr(dmidecode, 'get_warnings'):
>        return None
>
>    return dmidecode.get_warnings()
>
>def _initialize_dmi_data():
>    """ Initialize _dmi_data unless it already exist and returns it """
>    global _dmi_data, _dmi_not_available
>    if _dmi_data is None:
>        if _dmi_not_available:
>            # do not try to initialize it again and again if not available
>            return None
>        else :
>            dmixml = dmidecode.dmidecodeXML()
>            dmixml.SetResultType(dmidecode.DMIXML_DOC)
>            # Get all the DMI data and prepare a XPath context
>            try:
>                data = dmixml.QuerySection('all')
>                dmi_warn = dmi_warnings()
>                if dmi_warn:
>                    dmidecode.clear_warnings()
>            except:
>                # DMI decode FAIL, this can happend e.g in PV guest
>                _dmi_not_available = 1
>                dmi_warn = dmi_warnings()
>                if dmi_warn:
>                    dmidecode.clear_warnings()
>                return None
>            _dmi_data = data.xpathNewContext()
>    return _dmi_data
>
>def get_dmi_data(path):
>    """ Fetch DMI data from given section using given path.
>        If data could not be retrieved, returns empty string.
>        General method and should not be used outside of this module.
>    """
>    dmi_data = _initialize_dmi_data()
>    if dmi_data is None:
>        return ''
>    data = dmi_data.xpathEval(path)
>    if data != []:
>        return data[0].content
>    else:
>        # The path do not exist
>        return ''
>
>def dmi_system_uuid():
>    """ Return UUID from dmidecode system information.
>        If this value could not be fetch, returns empty string.
>    """
>    # if guest was created manualy it can have empty UUID, in this
>    # case dmidecode set attribute unavailable to 1
>    uuid = get_dmi_data("/dmidecode/SystemInfo/SystemUUID[not(@unavailable='1')]")
>    if not uuid:
>        uuid = ''
>    return uuid
>
>def dmi_vendor():
>    """ Return Vendor from dmidecode bios information.
>        If this value could not be fetch, returns empty string.
>    """
>    return get_dmi_data('/dmidecode/BIOSinfo/Vendor')
>
>print('UUID: %s' % dmi_system_uuid())
>print('Vendor: %s' % dmi_vendor())
>print('Serial: %s' % get_dmi_data('/dmidecode/SystemInfo/SerialNumber'))
>print('Manufactorer: %s' % get_dmi_data('/dmidecode/SystemInfo/Manufacturer'))

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Attachments on bug 1624372: 1482117