3 # Copyright (c) 2011 Intel, Inc.
5 # This program is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License as published by the Free
7 # Software Foundation; version 2 of the License
9 # This program is distributed in the hope that it will be useful, but
10 # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
11 # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 # You should have received a copy of the GNU General Public License along
15 # with this program; if not, write to the Free Software Foundation, Inc., 59
16 # Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 from mic import chroot, msger, rt_util
24 from mic.utils import misc, fs_related, errors, runner, cmdln
25 from mic.conf import configmgr
26 from mic.plugin import pluginmgr
27 from mic.utils.partitionedfs import PartitionedMount
29 import mic.imager.raw as raw
31 from mic.pluginbase import ImagerPlugin
32 class RawPlugin(ImagerPlugin):
36 @cmdln.option("--compress-disk-image", dest = "compress_image", type = 'choice',
37 choices = ("gz", "bz2", "lzo"), default = None,
38 help = "Same with --compress-image")
39 @cmdln.option("--compress-image", dest = "compress_image", type = 'choice',
40 choices = ("gz", "bz2", "lzo"), default = None,
41 help = "Compress all raw images before package, Note: if you want "
42 "to use 'lzo', package 'lzop' is needed to be installed manually.")
43 @cmdln.option("--generate-bmap", action = "store_true", default = None,
44 help = "also generate the block map file")
45 @cmdln.option("--fstab-entry", dest = "fstab_entry", type = 'choice',
46 choices = ("name", "uuid"), default = "uuid",
47 help = "Set fstab entry, 'name' means using device names, "
48 "'uuid' means using filesystem uuid")
49 def do_create(self, subcmd, opts, *args):
50 """${cmd_name}: create raw image
53 ${name} ${cmd_name} <ksfile> [OPTS]
59 raise errors.Usage("Extra arguments given")
61 creatoropts = configmgr.create
64 if creatoropts['runtime'] == "bootstrap":
65 configmgr._ksconf = ksconf
66 rt_util.bootstrap_mic()
67 elif not rt_util.inbootstrap():
69 fs_related.find_binary_path('mic-native')
70 except errors.CreatorError:
71 if not msger.ask("Subpackage \"mic-native\" has not been "
72 "installed in your host system, still "
73 "continue with \"native\" running mode?",
75 raise errors.Abort("Abort because subpackage 'mic-native' "
76 "has not been installed")
79 if len(creatoropts['record_pkgs']) > 0:
80 recording_pkgs = creatoropts['record_pkgs']
82 if creatoropts['release'] is not None:
83 if 'name' not in recording_pkgs:
84 recording_pkgs.append('name')
85 if 'vcs' not in recording_pkgs:
86 recording_pkgs.append('vcs')
88 configmgr._ksconf = ksconf
90 # try to find the pkgmgr
92 backends = pluginmgr.get_plugins('backend')
93 if 'auto' == creatoropts['pkgmgr']:
94 for key in configmgr.prefer_backends:
96 pkgmgr = backends[key]
99 for key in backends.keys():
100 if key == creatoropts['pkgmgr']:
101 pkgmgr = backends[key]
105 raise errors.CreatorError("Can't find backend: %s, "
106 "available choices: %s" %
107 (creatoropts['pkgmgr'],
108 ','.join(backends.keys())))
110 creator = raw.RawImageCreator(creatoropts, pkgmgr, opts.compress_image,
111 opts.generate_bmap, opts.fstab_entry)
113 if len(recording_pkgs) > 0:
114 creator._recording_pkgs = recording_pkgs
116 images = ["%s-%s.raw" % (creator.name, disk_name)
117 for disk_name in creator.get_disk_names()]
118 self.check_image_exists(creator.destdir,
121 creatoropts['release'])
124 creator.check_depend_tools()
125 creator.mount(None, creatoropts["cachedir"])
127 creator.configure(creatoropts["repomd"])
128 creator.copy_kernel()
130 creator.generate_bmap()
131 creator.package(creatoropts["destdir"])
132 creator.create_manifest()
133 if creatoropts['release'] is not None:
134 creator.release_output(ksconf, creatoropts['destdir'], creatoropts['release'])
135 creator.print_outimage_info()
137 except errors.CreatorError:
142 msger.info("Finished.")
146 def do_chroot(cls, target, cmd=[]):
148 imgsize = misc.get_file_size(img) * 1024L * 1024L
149 partedcmd = fs_related.find_binary_path("parted")
150 disk = fs_related.SparseLoopbackDisk(img, imgsize)
151 imgmnt = misc.mkdtemp()
152 imgloop = PartitionedMount(imgmnt, skipformat = True)
153 imgloop.add_disk('/dev/sdb', disk)
156 msger.info("Partition Table:")
158 for line in runner.outs([partedcmd, "-s", img, "print"]).splitlines():
159 # no use strip to keep line output here
162 if line.strip() and line.strip()[0].isdigit():
163 partnum.append(line.strip()[0])
168 rootpart = msger.choice("please choose root partition", partnum)
170 # Check the partitions from raw disk.
171 # if choose root part, the mark it as mounted
177 for line in runner.outs([ partedcmd, "-s", img, "unit", "B", "print" ]).splitlines():
180 # Lines that start with number are the partitions,
181 # because parted can be translated we can't refer to any text lines.
182 if not line or not line[0].isdigit():
185 # Some vars have extra , as list seperator.
186 line = line.replace(",","")
188 # Example of parted output lines that are handled:
189 # Number Start End Size Type File system Flags
190 # 1 512B 3400000511B 3400000000B primary
191 # 2 3400531968B 3656384511B 255852544B primary linux-swap(v1)
192 # 3 3656384512B 3720347647B 63963136B primary fat16 boot, lba
194 partition_info = re.split("\s+", line)
196 size = partition_info[3].split("B")[0]
198 if len(partition_info) < 6 or partition_info[5] in ["boot"]:
199 # No filesystem can be found from partition line. Assuming
200 # btrfs, because that is the only MeeGo fs that parted does
201 # not recognize properly.
202 # TODO: Can we make better assumption?
204 elif partition_info[5] in [ "ext2", "ext3", "ext4", "btrfs" ]:
205 fstype = partition_info[5]
206 elif partition_info[5] in [ "fat16", "fat32" ]:
208 elif "swap" in partition_info[5]:
211 raise errors.CreatorError("Could not recognize partition fs type '%s'." %
214 if rootpart and rootpart == line[0]:
216 elif not root_mounted and fstype in [ "ext2", "ext3", "ext4", "btrfs" ]:
217 # TODO: Check that this is actually the valid root partition from /etc/fstab
220 elif fstype == "swap":
223 # TODO: Assing better mount points for the rest of the partitions.
224 partition_mounts += 1
225 mountpoint = "/media/partition_%d" % partition_mounts
227 if "boot" in partition_info:
232 msger.verbose("Size: %s Bytes, fstype: %s, mountpoint: %s, boot: %s" %
233 (size, fstype, mountpoint, boot))
234 # TODO: add_partition should take bytes as size parameter.
235 imgloop.add_partition((int)(size)/1024/1024, "/dev/sdb", mountpoint,
236 fstype = fstype, boot = boot)
241 except errors.MountError:
247 cmdline = ' '.join(cmd)
249 cmdline = "/bin/bash"
250 envcmd = fs_related.find_binary_inchroot("env", imgmnt)
252 cmdline = "%s HOME=/root %s" % (envcmd, cmdline)
253 chroot.chroot(imgmnt, None, cmdline)
255 raise errors.CreatorError("Failed to chroot to %s." %img)
257 chroot.cleanup_after_chroot("img", imgloop, None, imgmnt)
260 def do_unpack(cls, srcimg):
261 srcimgsize = (misc.get_file_size(srcimg)) * 1024L * 1024L
262 srcmnt = misc.mkdtemp("srcmnt")
263 disk = fs_related.SparseLoopbackDisk(srcimg, srcimgsize)
264 srcloop = PartitionedMount(srcmnt, skipformat = True)
266 srcloop.add_disk('/dev/sdb', disk)
267 srcloop.add_partition(srcimgsize/1024/1024, "/dev/sdb", "/", "ext3", boot=False)
271 except errors.MountError:
275 image = os.path.join(tempfile.mkdtemp(dir = "/var/tmp", prefix = "tmp"), "target.img")
276 args = ['dd', "if=%s" % srcloop.partitions[0]['device'], "of=%s" % image]
278 msger.info("`dd` image ...")
279 rc = runner.show(args)
281 shutil.rmtree(os.path.dirname(srcmnt), ignore_errors = True)
284 raise errors.CreatorError("Failed to dd")