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"), default=None,
38 help="Same with --compress-image")
39 @cmdln.option("--compress-image", dest="compress_image", type='choice',
40 choices=("gz", "bz2"), default = None,
41 help="Compress all raw images before package")
42 @cmdln.option("--generate-bmap", action="store_true", default = None,
43 help="also generate the block map file")
44 @cmdln.option("--fstab-entry", dest="fstab_entry", type='choice',
45 choices=("name", "uuid"), default="uuid",
46 help="Set fstab entry, 'name' means using device names, "
47 "'uuid' means using filesystem uuid")
48 def do_create(self, subcmd, opts, *args):
49 """${cmd_name}: create raw image
52 ${name} ${cmd_name} <ksfile> [OPTS]
58 raise errors.Usage("Extra arguments given")
60 creatoropts = configmgr.create
63 if creatoropts['runtime'] == "bootstrap":
64 configmgr._ksconf = ksconf
65 rt_util.bootstrap_mic()
66 elif not rt_util.inbootstrap():
68 fs_related.find_binary_path('mic-native')
69 except errors.CreatorError:
70 if not msger.ask("Subpackage \"mic-native\" has not been "
71 "installed in your host system, still "
72 "continue with \"native\" running mode?",
74 raise errors.Abort("Abort because subpackage 'mic-native' "
75 "has not been installed")
78 if len(creatoropts['record_pkgs']) > 0:
79 recording_pkgs = creatoropts['record_pkgs']
81 if creatoropts['release'] is not None:
82 if 'name' not in recording_pkgs:
83 recording_pkgs.append('name')
84 if 'vcs' not in recording_pkgs:
85 recording_pkgs.append('vcs')
87 configmgr._ksconf = ksconf
89 # try to find the pkgmgr
91 backends = pluginmgr.get_plugins('backend')
92 if 'auto' == creatoropts['pkgmgr']:
93 for key in configmgr.prefer_backends:
95 pkgmgr = backends[key]
98 for key in backends.keys():
99 if key == creatoropts['pkgmgr']:
100 pkgmgr = backends[key]
104 raise errors.CreatorError("Can't find backend: %s, "
105 "available choices: %s" %
106 (creatoropts['pkgmgr'],
107 ','.join(backends.keys())))
109 creator = raw.RawImageCreator(creatoropts, pkgmgr, opts.compress_image,
110 opts.generate_bmap, opts.fstab_entry)
112 if len(recording_pkgs) > 0:
113 creator._recording_pkgs = recording_pkgs
115 images = ["%s-%s.raw" % (creator.name, disk_name)
116 for disk_name in creator.get_disk_names()]
117 self.check_image_exists(creator.destdir,
120 creatoropts['release'])
123 creator.check_depend_tools()
124 creator.mount(None, creatoropts["cachedir"])
126 creator.configure(creatoropts["repomd"])
127 creator.copy_kernel()
129 creator.generate_bmap()
130 creator.package(creatoropts["outdir"])
131 if creatoropts['release'] is not None:
132 creator.release_output(ksconf, creatoropts['outdir'], creatoropts['release'])
133 creator.print_outimage_info()
135 except errors.CreatorError:
140 msger.info("Finished.")
144 def do_chroot(cls, target, cmd=[]):
146 imgsize = misc.get_file_size(img) * 1024L * 1024L
147 partedcmd = fs_related.find_binary_path("parted")
148 disk = fs_related.SparseLoopbackDisk(img, imgsize)
149 imgmnt = misc.mkdtemp()
150 imgloop = PartitionedMount(imgmnt, skipformat = True)
151 imgloop.add_disk('/dev/sdb', disk)
154 msger.info("Partition Table:")
156 for line in runner.outs([partedcmd, "-s", img, "print"]).splitlines():
157 # no use strip to keep line output here
160 if line.strip() and line.strip()[0].isdigit():
161 partnum.append(line.strip()[0])
166 rootpart = msger.choice("please choose root partition", partnum)
168 # Check the partitions from raw disk.
169 # if choose root part, the mark it as mounted
175 for line in runner.outs([partedcmd,"-s",img,"unit","B","print"]).splitlines():
178 # Lines that start with number are the partitions,
179 # because parted can be translated we can't refer to any text lines.
180 if not line or not line[0].isdigit():
183 # Some vars have extra , as list seperator.
184 line = line.replace(",","")
186 # Example of parted output lines that are handled:
187 # Number Start End Size Type File system Flags
188 # 1 512B 3400000511B 3400000000B primary
189 # 2 3400531968B 3656384511B 255852544B primary linux-swap(v1)
190 # 3 3656384512B 3720347647B 63963136B primary fat16 boot, lba
192 partition_info = re.split("\s+",line)
194 size = partition_info[3].split("B")[0]
196 if len(partition_info) < 6 or partition_info[5] in ["boot"]:
197 # No filesystem can be found from partition line. Assuming
198 # btrfs, because that is the only MeeGo fs that parted does
199 # not recognize properly.
200 # TODO: Can we make better assumption?
202 elif partition_info[5] in ["ext2","ext3","ext4","btrfs"]:
203 fstype = partition_info[5]
204 elif partition_info[5] in ["fat16","fat32"]:
206 elif "swap" in partition_info[5]:
209 raise errors.CreatorError("Could not recognize partition fs type '%s'." % partition_info[5])
211 if rootpart and rootpart == line[0]:
213 elif not root_mounted and fstype in ["ext2","ext3","ext4","btrfs"]:
214 # TODO: Check that this is actually the valid root partition from /etc/fstab
217 elif fstype == "swap":
220 # TODO: Assing better mount points for the rest of the partitions.
221 partition_mounts += 1
222 mountpoint = "/media/partition_%d" % partition_mounts
224 if "boot" in partition_info:
229 msger.verbose("Size: %s Bytes, fstype: %s, mountpoint: %s, boot: %s" % (size, fstype, mountpoint, boot))
230 # TODO: add_partition should take bytes as size parameter.
231 imgloop.add_partition((int)(size)/1024/1024, "/dev/sdb", mountpoint, fstype = fstype, boot = boot)
236 except errors.MountError:
242 cmdline = ' '.join(cmd)
244 cmdline = "/bin/bash"
245 envcmd = fs_related.find_binary_inchroot("env", imgmnt)
247 cmdline = "%s HOME=/root %s" % (envcmd, cmdline)
248 chroot.chroot(imgmnt, None, cmdline)
250 raise errors.CreatorError("Failed to chroot to %s." %img)
252 chroot.cleanup_after_chroot("img", imgloop, None, imgmnt)
255 def do_unpack(cls, srcimg):
256 srcimgsize = (misc.get_file_size(srcimg)) * 1024L * 1024L
257 srcmnt = misc.mkdtemp("srcmnt")
258 disk = fs_related.SparseLoopbackDisk(srcimg, srcimgsize)
259 srcloop = PartitionedMount(srcmnt, skipformat = True)
261 srcloop.add_disk('/dev/sdb', disk)
262 srcloop.add_partition(srcimgsize/1024/1024, "/dev/sdb", "/", "ext3", boot=False)
266 except errors.MountError:
270 image = os.path.join(tempfile.mkdtemp(dir = "/var/tmp", prefix = "tmp"), "target.img")
271 args = ['dd', "if=%s" % srcloop.partitions[0]['device'], "of=%s" % image]
273 msger.info("`dd` image ...")
274 rc = runner.show(args)
276 shutil.rmtree(os.path.dirname(srcmnt), ignore_errors = True)
279 raise errors.CreatorError("Failed to dd")