4 # Copyright (C) 2006, 2007 Google Inc.
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 2 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful, but
12 # WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 # General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
23 from optparse import make_option
25 from ganeti.cli import *
26 from ganeti import cmdlib
27 from ganeti import opcodes
28 from ganeti import constants
31 def PrintExportList(opts, args):
32 """Prints a list of all the exported system images.
35 opts - class with options as members (should be empty)
36 args - should be empty
42 op = opcodes.OpQueryExports(nodes=opts.nodes)
43 exports = SubmitOpCode(op)
45 print ("Node: %s" % node)
47 if isinstance(exports[node], list):
48 for instance_name in exports[node]:
49 print ("\t%s" % instance_name)
51 print (" Could not get exports list")
54 def ExportInstance(opts, args):
55 """Export an instance to an image in the cluster.
58 opts - class with options as members
59 args - list with a single element, the instance name
62 1 in case of error, 0 otherwise
65 op = opcodes.OpExportInstance(instance_name=args[0],
66 target_node=opts.node,
67 shutdown=opts.shutdown)
72 def ImportInstance(opts, args):
73 """Add an instance to the cluster.
76 opts - class with options as members
77 args - list with a single element, the new instance name
79 memory - amount of memory to allocate to instance (MiB)
80 size - amount of disk space to allocate to instance (MiB)
81 os - which OS to run on instance
82 node - node to run new instance on
83 src_node - node containing the export
84 src_dir - directory on the old node with the export in it
87 1 in case of error, 0 otherwise
92 (pnode, snode) = SplitNodeOption(opts.node)
94 op = opcodes.OpCreateInstance(instance_name=instance, mem_size=opts.mem,
95 disk_size=opts.size, swap_size=opts.swap,
96 disk_template=opts.disk_template,
97 mode=constants.INSTANCE_IMPORT,
98 pnode=pnode, snode=snode,
99 vcpus=opts.vcpus, ip_check=opts.ip_check,
100 ip=opts.ip, bridge=opts.bridge, start=False,
101 src_node=opts.src_node, src_path=opts.src_dir,
102 wait_for_sync=opts.wait_for_sync, mac="auto")
107 # this is defined separately due to readability only
110 make_option("-n", "--node", dest="node",
111 help="Target node and optional secondary node",
112 metavar="<pnode>[:<snode>]"),
113 cli_option("-s", "--os-size", dest="size", help="Disk size, in MiB unless"
115 default=20 * 1024, type="unit", metavar="<size>"),
116 cli_option("--swap-size", dest="swap", help="Swap size",
117 default=4 * 1024, type="unit", metavar="<size>"),
118 cli_option("-m", "--memory", dest="mem", help="Memory size",
119 default=128, type="unit", metavar="<mem>"),
120 make_option("-p", "--cpu", dest="vcpus", help="Number of virtual CPUs",
121 default=1, type="int", metavar="<PROC>"),
122 make_option("-t", "--disk-template", dest="disk_template",
123 help="Custom disk setup (diskless, plain, local_raid1,"
124 " remote_raid1 or drbd)", default=None, metavar="TEMPL"),
125 make_option("-i", "--ip", dest="ip",
126 help="IP address ('none' [default], 'auto', or specify address)",
127 default='none', type="string", metavar="<ADDRESS>"),
128 make_option("--no-wait-for-sync", dest="wait_for_sync", default=True,
129 action="store_false", help="Don't wait for sync (DANGEROUS!)"),
130 make_option("-b", "--bridge", dest="bridge",
131 help="Bridge to connect this instance to",
132 default=None, metavar="<bridge>"),
133 make_option("--src-node", dest="src_node", help="Source node",
135 make_option("--src-dir", dest="src_dir", help="Source directory",
137 make_option("--no-ip-check", dest="ip_check", default=True,
138 action="store_false", help="Don't check that the instance's IP"
143 'list': (PrintExportList, ARGS_NONE,
145 make_option("--node", dest="nodes", default=[], action="append",
146 help="List only backups stored on this node"
147 " (can be used multiple times)"),
149 "", "Lists instance exports available in the ganeti cluster"),
150 'export': (ExportInstance, ARGS_ONE,
151 [DEBUG_OPT, FORCE_OPT,
152 make_option("-n", "--node", dest="node", help="Target node",
154 make_option("","--noshutdown", dest="shutdown",
155 action="store_false", default=True,
156 help="Don't shutdown the instance (unsafe)"), ],
157 "-n <target_node> [opts...] <name>",
158 "Exports an instance to an image"),
159 'import': (ImportInstance, ARGS_ONE, import_opts, "[opts...] <name>",
160 "Imports an instance from an exported image"),
163 if __name__ == '__main__':
164 sys.exit(GenericMain(commands))