xentaur

view xendomain.py @ 67:6c145935ece5

Fixed path scripts and configuration templates moved to a single file.
author Igor Chubin <igor@chub.in>
date Mon Jan 11 13:01:35 2010 +0200 (2010-01-11)
parents cf823d27b029
children
line source
1 ####
2 #
3 # External variables:
4 # * network
5 # * domain
7 try:
8 domain
9 except NameError:
10 import sys
11 network=sys.modules['__main__'].network
12 domain=sys.modules['__main__'].domain
14 import os
16 sys.path.append("/xentaur/xentaur")
17 sys.path.append('.')
18 os.environ['xendomain']=domain
23 ############################
24 # default values:
25 platform=''
26 npe_type='npe-400'
27 bridge_bridge_table = {
28 }
30 #try:
31 # domains
32 #except:
33 # domains=[]
36 domains_brief=[]
37 domain_types=[]
38 domain_notes=[]
39 domain_subtypes=[]
40 hidden_bridges = []
41 broken_links = []
42 temporary_links = []
43 cross_bridges=[]
44 real_bridges=[]
45 real_nodes=[]
46 connection_table={}
48 #exec 'from %s import *' % (network)
49 from network import *
51 # overriden by network config
52 ############################
54 def process_domains_brief():
55 # import sre
56 #global domains_brief, domains, domain_types, real_nodes, domain_notes, domain_subtypes
57 if len(domains_brief) >0 :
58 node_brief_re=sre.compile('([a-zA-Z_0-9-]*)(?::([a-zA-Z_0-9-]*))?(?::([a-zA-Z_0-9-]*))?(\*?)(?:#(.*))?')
59 if len(domains)==0:
60 domains=map(lambda x:node_brief_re.search(x).groups()[0] or '', domains_brief)
61 if len(domain_types)==0:
62 domain_types=map(lambda x:node_brief_re.search(x).groups()[1] or '', domains_brief)
63 if len(domain_subtypes)==0:
64 domain_subtypes=map(lambda x:node_brief_re.search(x).groups()[2] or '', domains_brief)
65 if len(real_nodes)==0:
66 i=0
67 for brief in domains_brief:
68 if node_brief_re.search(brief).groups()[3] == '*':
69 real_nodes.append(domains[i])
70 i+=1
71 if len(domain_notes)==0:
72 domain_notes=map(lambda x:node_brief_re.search(x).groups()[4] or '', domains_brief)
74 ############################
75 #try:
76 #except:
77 # print "Can't find or interpret module %s with topology description" %(network)
78 # sys.exit(1)
80 #process_domains_brief()
82 N = domains.index(domain)
83 name=domain
85 try:
86 kernel
87 except:
88 pae=1
89 if pae:
90 kernel="/boot/vmlinuz-2.6.18-6-xen-686"
91 ramdisk = "/boot/initrd.img-2.6.18-6-xen-686"
92 else:
93 kernel = "/boot/vmlinuz-2.6.18-without-PAE-4-xen-686"
94 ramdisk = "/boot/initrd.img-2.6.18-without-PAE-4-xen-686-domU"
96 #builder='linux'
97 cpu_cap = 10
99 hvm = 0
100 if domain_types[N] in ['freebsd','windows']:
101 hvm = 1
103 if hvm:
104 kernel = "hvmloader"
105 builder='hvm'
106 shadow_memory = 8
107 device_model = 'qemu-dm'
108 boot="c"
109 sdl=0
110 vnc=1
111 vncpasswd=''
112 stdvga=0
113 serial='pty'
114 usb=1
117 for br in bridges:
118 if not br in vbridges_table.keys():
119 vbridges_table[br]=[]
121 for domain in domains:
122 if not domain in connection_table.keys():
123 connection_table[domain]='true'
125 vbridges = vbridges_table[name]
127 vif=[]
128 x=1
129 for i in vbridges:
130 if hvm:
131 vif.append('bridge='+i+',type=ioemu,mac=00:16:3e:01:'+hex(N)[2:]+':'+hex(int('c0',16)+x)[2:])
132 else:
133 vif.append('bridge='+i+',mac=00:16:3e:01:'+hex(N)[2:]+':'+hex(int('c0',16)+x)[2:])
134 x+=1
136 if domain_types[N] in ['xenomips','quagga','dynamips','pixemu']:
137 disk = [ 'file:'+xenomips_dir+'xenomips1.img,hda1,r', 'file:'+xenomips_dir+'xenomips-ios1.img,hda2,r', 'file:'+xenomips_dir+'xenomips-config'+str(N)+'.img,hda3,w' ]
138 else:
139 if hvm:
140 if domain_types[N] == 'linux':
141 disk = [ 'file:/xentaur/images/'+network+'/'+name+'.img,hda,w' ]
142 else:
143 disk = [ 'file:/xentaur/images/'+network+'/'+name+'.img,hda,w', 'file:/xen/xentaur-images/'+network+'/'+name+'-disk2.img,hdb,w' ]
145 else:
146 disk = [ 'file:/xentaur/images/'+network+'/'+name+'.img,hda1,w' ]
148 root = "/dev/hda1 ro"
150 if domain_types[N] == 'quagga':
151 memory = 64
152 elif domain_types[N] == 'linux':
153 memory = 128
154 else:
155 memory = 300
157 if len(domain_subtypes) >0 and domain_subtypes[N] != '' and platform == '':
158 platform=domain_subtypes[N]
160 if platform == '':
161 platform='7200'
164 if domain_types[N] == 'quagga':
165 extra = "quagga"
166 elif domain_types[N] == 'dynamips':
167 default_network_module={
168 '7200' : 'PA-FE-TX',
169 '3600' : 'NM-1FE-TX',
170 '3725' : 'NM-1FE-TX',
171 '3745' : 'NM-1FE-TX',
172 '2691' : 'NM-1FE-TX',
173 }
175 platform_option=""
176 if platform != '7200':
177 platform_option=' -P '+platform
178 npe_option=""
179 if platform == '7200':
180 npe_option=" -t "+npe_type
181 mac_option=' -m 00:16:3e:01:'+hex(N)[2:]+':01'
182 if platform != '7200':
183 mac_option =''
185 network_module=default_network_module[platform]
187 xenomips='dynamips /xenomips/ios/'+ios_name+platform_option+npe_option+mac_option
188 if platform== '7200':
189 for i in range(len(vbridges)-1):
190 xenomips += ' -p '+str(i+1)+':'+network_module
191 else:
192 for i in range(len(vbridges)-1):
193 xenomips += ' -p '+str(i+1)+':'+network_module
194 for i in range(len(vbridges)):
195 xenomips += ' -s '+str(i)+':0:linux_eth:eth'+str(i)
196 extra = "xenomips=\""+xenomips+"\""
197 elif domain_types[N] == 'pixemu':
198 xenomips="./pemu -net nic,vlan=1,macaddr=00:aa:00:00:02:01 -net pcap,vlan=1,ifname=eth0 -net nic,vlan=2,macaddr=00:aa:00:00:02:02 -net pcap,vlan=2,ifname=eth1 -serial stdio -m 128 FLASH"+' /xenomips/ios/'+ios_name
199 extra = "xenomips=\""+xenomips+"\""
200 else:
201 if not domain_types[N] in ['freebsd','windows','linux'] :
202 raise "Unknown domain type %s of domain %s " % (domain_types[N], domains[N])
204 on_poweroff = 'destroy'
205 on_reboot = 'restart'
206 on_crash = 'restart'