355 lines
12 KiB
Python
355 lines
12 KiB
Python
#!/usr/bin/python
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import re
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import commands
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class SerialNumber:
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''' serial number '''
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value = ''
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@staticmethod
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def init_from_xml(node):
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''' set value based on xml node '''
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SerialNumber.value = node.firstChild.data.encode('ascii')
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@staticmethod
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def to_xml(doc, p_node):
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''' write SerialNumber into xml
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doc - xml document instance
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p_node - xml node (parent node)'''
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sn = doc.createElement('serial-number')
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data = doc.createTextNode(SerialNumber.value)
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sn.appendChild(data)
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p_node.appendChild(sn)
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class Partition:
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''' disk partition '''
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unit=''
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list=[]
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def __init__(self, dev, st, sz, id):
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''' Partition init function '''
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self.device = dev
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self.start = st
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self.size = sz
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self.id = id
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Partition.list.append(self)
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@staticmethod
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def init_from_os():
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''' create a Partition instance from hardware info'''
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# cmd = 'sfdisk -d'
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cmd = 'cat /home/zhi/work/new_install/python/mine/sfdisk.txt'
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st, o = commands.getstatusoutput(cmd)
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if st:
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return
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p0 = re.compile(r'unit:\s*(\w+)')
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p = re.compile(r'''
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\s*(\w+)\s*: # device
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\s*start=\s*(\d+)\s*, # start
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\s*size=\s*(\d+)\s*, # size
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\s*Id=\s*(\d+) # id
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''', re.VERBOSE)
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for s in o.splitlines():
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res0 = p0.search(s)
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if res0:
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Partition.unit = res0.groups()[0]
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res = p.search(s)
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if res:
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dev, start, size, id = res.groups()
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Partition(dev.split('/')[-1], start, size, id)
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@staticmethod
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def init_from_xml(node):
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''' create Partition instances from xml node '''
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Partition.unit = node.attributes['unit'].value.encode('ascii')
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for p in node.childNodes:
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if p.nodeType == node.ELEMENT_NODE and p.nodeName == 'partition':
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Partition(p.attributes['device'].value.encode('ascii'),\
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p.attributes['start'].value.encode('ascii'), \
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p.attributes['size'].value.encode('ascii'), \
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p.attributes['id'].value.encode('ascii'))
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@staticmethod
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def to_xml(doc, p_node):
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''' write all Partition instance into xml
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doc - xml document instance
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p_node - xml node (parent node)'''
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pts = doc.createElement("partitions")
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unit_attr = doc.createAttribute('unit')
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unit_attr.value = Partition.unit
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pts.setAttributeNode(unit_attr)
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for p in Partition.list:
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pt = doc.createElement('partition')
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dev_attr = doc.createAttribute('device')
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start_attr = doc.createAttribute('start')
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size_attr = doc.createAttribute('size')
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id_attr = doc.createAttribute('id')
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dev_attr.value = p.device
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start_attr.value = p.start
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size_attr.value = p.size
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id_attr.value = p.id
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pt.setAttributeNode(dev_attr)
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pt.setAttributeNode(start_attr)
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pt.setAttributeNode(size_attr)
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pt.setAttributeNode(id_attr)
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pts.appendChild(pt)
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p_node.appendChild(pts)
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class Raid:
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''' raid information '''
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list = []
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def __init__(self, raid_dev, raid_type, raw_devs):
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''' Raid init function '''
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self.raid_device = raid_dev
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self.raid_type = raid_type
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self.raw_devices = raw_devs
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Raid.list.append(self)
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@staticmethod
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def init_from_os():
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#cmd = 'cat /proc/mdstat'
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cmd = 'cat /home/zhi/work/new_install/python/mine/raid.txt'
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st, o = commands.getstatusoutput(cmd)
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if st:
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return
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dev_p = re.compile(r'''
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^(md\d+)\s*: # md device
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\s*active\s* # "active"
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(\w+)\s* # raid type
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''', re.VERBOSE)
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for s in o.splitlines():
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dev_res = dev_p.split(s)
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if len(dev_res)>1: # matched
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# dev_res[0] is ''
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raid_dev = dev_res[1]
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raid_type = dev_res[2]
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raw_devs =[]
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for ss in dev_res[3].split():
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raw_devs.append(ss[:ss.index('[')])
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Raid(raid_dev, raid_type, raw_devs)
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@staticmethod
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def init_from_xml(node):
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''' create Raid instances from xml node '''
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for e in node.childNodes:
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if e.nodeType == e.ELEMENT_NODE and e.nodeName == 'raid':
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raid_dev = e.attributes['raid-device'].value
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raid_type = e.attributes['raid-type'].value
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raw_devs = []
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for sub_e in e.childNodes:
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if sub_e.nodeType == sub_e.ELEMENT_NODE and sub_e.nodeName == 'raw-device':
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raw_devs.append(sub_e.firstChild.data.encode('ascii'))
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Raid(raid_dev, raid_type, raw_devs)
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@staticmethod
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def to_xml(doc, p_node):
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''' write all raid instance into xml
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doc - xml document instance
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p_node - xml node (parent node) '''
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raids = doc.createElement('raids')
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for r in Raid.list:
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rd = doc.createElement('raid')
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rd_dev_attr = doc.createAttribute('raid-device')
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rd_dev_attr.value = r.raid_device
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rd.setAttributeNode(rd_dev_attr)
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rd_type_attr = doc.createAttribute('raid-type')
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rd_type_attr.value = r.raid_type
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rd.setAttributeNode(rd_type_attr)
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for raw_dev in r.raw_devices:
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raw_dev_e = doc.createElement('raw-device')
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raw_dev_tn = doc.createTextNode(raw_dev)
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raw_dev_e.appendChild(raw_dev_tn)
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rd.appendChild(raw_dev_e)
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raids.appendChild(rd)
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p_node.appendChild(raids)
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class MountPoint:
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''' mount-points '''
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list=[]
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def __init__(self, dev, dir, fs):
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self.device = dev
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self.directory = dir
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self.filesystem = fs
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MountPoint.list.append(self)
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@staticmethod
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def init_from_internal():
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''' init MountPoint from internal class Partition and class Raid '''
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devs = [ p.device for p in Partition.list ]
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for r in Raid.list:
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for raw_d in r.raw_devices:
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if raw_d in devs:
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devs.remove(raw_d)
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if not r.raid_device in devs:
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devs.append(r.raid_device)
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for dev in devs:
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MountPoint(dev, '', '')
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@staticmethod
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def init_from_xml(node):
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''' create MountPoint instances from xml node '''
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for m in node.childNodes:
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if m.nodeType == node.ELEMENT_NODE and m.nodeName == 'mount-point':
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MountPoint(m.attributes['device'].value.encode('ascii'), \
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m.attributes['directory'].value.encode('ascii'), \
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m.attributes['file-system'].value.encode('ascii'))
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@staticmethod
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def to_xml(doc, p_node):
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''' write all MountPoint instance into xml
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doc - xml document instance
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p_node - xml node (parent node)'''
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mps = doc.createElement('mount-points')
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for m in MountPoint.list:
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mp = doc.createElement('mount-points')
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dev_attr = doc.createAttribute('device')
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dir_attr = doc.createAttribute('directory')
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fs_attr = doc.createAttribute('file-system')
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dev_attr.value = m.device
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dir_attr.value = m.directory
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fs_attr.value = m.filesystem
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mp.setAttributeNode(dev_attr)
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mp.setAttributeNode(dir_attr)
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mp.setAttributeNode(fs_attr)
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mps.appendChild(mp)
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p_node.appendChild(mps)
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class Network:
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''' network '''
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hostname =''
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configuration =''
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ip = ''
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mask = ''
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gateway = ''
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primary_dns = ''
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secondary_dns = ''
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domain = ''
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@staticmethod
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def init_from_xml(node):
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''' init Network from xml node '''
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for k in node.attributes.keys():
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setattr(Network, k, node.attributes[k].value.encode('ascii'))
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@staticmethod
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def to_xml_attr(doc, node, name):
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''' This method is called by to_xml. Its function is to create an attribute, and set its value based on Network data member
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doc - xml document
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node - xml node
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name - attribute name'''
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attr = doc.createAttribute(name)
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attr.value = getattr(Network, name)
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node.setAttributeNode(attr)
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@staticmethod
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def to_xml(doc, p_node):
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''' write Network into xml
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doc - xml document instance
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p_node - xml node (parent node)'''
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ntwk = doc.createElement('network')
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for nm in ('hostname', 'configuration', 'ip', 'mask', 'gateway', 'primary_dns', 'secondary_dns', 'domain'):
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Network.to_xml_attr(doc, ntwk, nm)
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p_node.appendChild(ntwk)
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class Group:
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''' software package group '''
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dict = {}
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def __init__(self, n, i):
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self.name = n
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self.install = i
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self.description = ''
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self.mandatory = []
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self.selection = 'manual'
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self.optional = []
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Group.dict[n] = self
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@staticmethod
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def handle_release_node(r_node):
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''' This method is called by init_from_config_xml
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r_node - release node '''
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for i in r_node.childNodes:
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if i.nodeType == i.ELEMENT_NODE and i.nodeName == 'including':
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Group(i.attributes['group'].value, \
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i.attributes['install'].value == 'mandatory' and 'yes' or 'no')
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@staticmethod
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def handle_group_node(g_node):
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''' This method is called by init_from_config_xml
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g_node - group node '''
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g = Group.dict[g_node.attributes['name'].value]
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for n in g_node.childNodes:
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if n.nodeType == n.ELEMENT_NODE:
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if n.nodeName == 'description':
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g.description = n.firstChild.data
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elif n.nodeName == 'including':
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if n.attributes['install'].value == 'mandatory':
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g.mandatory.append(n.attributes['package'].value.encode('ascii'))
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else:
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g.optional.append(n.attributes['package'].value.encode('ascii'))
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@staticmethod
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def init_from_config_xml(node):
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''' init Group instance from config xml
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node - root node of config xml'''
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rls_list = [r for r in node.childNodes
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if r.nodeType == r.ELEMENT_NODE and r.nodeName == 'release']
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grp_list = [g for g in node.childNodes
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if g.nodeType == g.ELEMENT_NODE and g.nodeName == 'group']
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handle_release_node(rls_list[0])
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for g in grp_list:
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handle_group_node(g)
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@staticmethod
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def to_xml(doc, p_node):
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''' write Group instances into xml
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doc - xml document instance
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p_node - xml node (parent node)'''
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grps = doc.createElement('groups')
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for g in Group.dict.values():
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grp = doc.createElement('group')
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name_attr = doc.createAttribute('name')
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name_attr.value = g.name
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grp.setAttributeNode(name_attr)
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inst_attr = doc.createAttribute('install')
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inst_attr.value = g.install
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grp.setAttributeNode(inst_attr)
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if g.description:
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dscp = doc.createElement('description')
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dscp_data = doc.createTextNode(g.description)
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dscp.appendChild(dscp_data)
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grp.appendChild(dscp)
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if g.mandatory:
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mndt = doc.createElement('mandatory')
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for m in g.mandatory:
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pkg = doc.createElement('package')
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pname_attr = doc.createAttribute('name')
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pname_attr = m
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pkg.setAttributeNode(pname_attr)
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mndt.appendChild(pkg)
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grp.appendChild(mndt)
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if g.optional:
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optl = doc.createElement('optional')
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for o in g.optional:
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pkg = doc.createElement('package')
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pname_attr = doc.createAttribute('name')
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pname_attr = o
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pkg.setAttributeNode(pname_attr)
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pinst_attr = doc.createAttribute('install')
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pinst_attr = 'no'
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pkg.setAttributeNode(pinst_attr)
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optl.appendChild(pkg)
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grp.appendChild(optl)
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grps.append(grp)
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p_node.appendChild(grps)
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