1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
from re import compile as regcompile
from Bcfg2.Server.Generator import Generator, DirectoryBacked, SingleXMLFileBacked
'''This module configures files in a Chiba City specific way'''
__revision__ = '$Revision$'
class ChibaConf(SingleXMLFileBacked):
'''This class encapsulates all information needed for all Chiba config ops'''
def Index(self):
pass
class Chiba(Generator):
'''the Chiba generator builds the following files:
-> /etc/fstab
-> /etc/network/interfaces
-> /etc/dhcpd.conf
-> /tftpboot/<node>.lst'''
__name__ = 'Chiba'
__version__ = '$Id$'
__author__ = 'bcfg-dev@mcs.anl.gov'
__provides__ = {'ConfigFile':{}}
mayor = regcompile("\$MAYOR")
def get_mayor(self, node):
if 'ccn' in node:
return 'cct%sm.mcs.anl.gov' % ((int(node[3:]) / 32) + 1)
elif 'ccviz' in node:
return 'cct10m.mcs.anl.gov'
elif 'ccsto' in node:
return 'cct9m.mcs.anl.gov'
else:
return 'ccprez.mcs.anl.gov'
def __setup__(self):
self.repo = DirectoryBacked(self.data, self.core.fam)
self.__provides__['ConfigFile']['/etc/fstab'] = self.build_fstab
def build_fstab(self, entry, metadata):
'''build fstab for chiba nodes'''
node = metadata.hostname.split('.')[0]
mayor = self.get_mayor(node)
if 'ccn' in node:
nodeclass = 'compute'
elif 'ccviz' in node:
nodeclass = 'compute'
elif 'ccsto' in node:
nodeclass = 'storage'
elif 'cct' in node:
nodeclass = 'mayor'
elif 'ccfs' in node:
nodeclass = 'fs'
else:
raise KeyError, node
entry.attrib['owner'] = 'root'
entry.attrib['group'] = 'root'
entry.attrib['perms'] = '0644'
fsdata = self.repo.entries["fstab_%s" % (nodeclass)]
entry.text = self.mayor.sub(mayor, fsdata)
def build_interfaces(self, entry, metadata):
'''build network configs for clients'''
entry.attrib['owner'] = 'root'
entry.attrib['group'] = 'root'
entry.attrib['perms'] = '0644'
entry.text = self.repo.entries['iface-template']
# add more here later
def build_dhcpd(self, entry, metadata):
'''build dhcpd.conf for server(s)'''
pass
def build_tftp(self, entry, metadata):
'''build tftp files for client netboot'''
mayor = self.get_mayor(metadata.hostname.split('.')[0])
kvers = '2.4.26'
root = '/dev/sda2'
data = self.repo.entries['tftp-template']
entry.text = data % ( kvers, root, mayor, kvers, kvers, root, mayor, kvers)
entry.attrib.update({'owner':'root', 'group':'root', 'perms':'0600'})
|
