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
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 def do_create(self, subcmd, opts, *args):
37 """${cmd_name}: create raw image
44 raise errors.Usage("More arguments needed")
47 raise errors.Usage("Extra arguments given")
49 creatoropts = configmgr.create
52 if not os.path.exists(ksconf):
53 raise errors.CreatorError("Can't find the file: %s" % ksconf)
56 if len(creatoropts['record_pkgs']) > 0:
57 recording_pkgs = creatoropts['record_pkgs']
59 if creatoropts['release'] is not None:
60 if 'name' not in recording_pkgs:
61 recording_pkgs.append('name')
62 ksconf = misc.save_ksconf_file(ksconf, creatoropts['release'])
64 configmgr._ksconf = ksconf
66 # Called After setting the configmgr._ksconf as the creatoropts['name'] is reset there.
67 if creatoropts['release'] is not None:
68 creatoropts['outdir'] = "%s/%s/images/%s/" % (creatoropts['outdir'], creatoropts['release'], creatoropts['name'])
70 # try to find the pkgmgr
72 for (key, pcls) in pluginmgr.get_plugins('backend').iteritems():
73 if key == creatoropts['pkgmgr']:
78 pkgmgrs = pluginmgr.get_plugins('backend').keys()
79 raise errors.CreatorError("Can't find package manager: %s (availables: %s)" % (creatoropts['pkgmgr'], ', '.join(pkgmgrs)))
81 if creatoropts['runtime']:
82 rt_util.runmic_in_runtime(creatoropts['runtime'], creatoropts, ksconf, None)
84 creator = raw.RawImageCreator(creatoropts, pkgmgr)
86 if len(recording_pkgs) > 0:
87 creator._recording_pkgs = recording_pkgs
89 if creatoropts['release'] is None:
90 for item in creator.get_diskinfo():
91 imagefile = "%s-%s.raw" % (os.path.join(creator.destdir, creator.name), item['name'])
92 if os.path.exists(imagefile):
93 if msger.ask('The target image: %s already exists, cleanup and continue?' % imagefile):
96 raise errors.Abort('Canceled')
99 creator.check_depend_tools()
100 creator.mount(None, creatoropts["cachedir"])
102 creator.configure(creatoropts["repomd"])
104 creator.package(creatoropts["outdir"])
105 if creatoropts['release'] is not None:
106 creator.release_output(ksconf, creatoropts['outdir'], creatoropts['release'])
107 creator.print_outimage_info()
109 except errors.CreatorError:
114 msger.info("Finished.")
118 def do_chroot(cls, target):
120 imgsize = misc.get_file_size(img) * 1024L * 1024L
121 partedcmd = fs_related.find_binary_path("parted")
122 disk = fs_related.SparseLoopbackDisk(img, imgsize)
123 imgmnt = misc.mkdtemp()
124 imgloop = PartitionedMount({'/dev/sdb':disk}, imgmnt, skipformat = True)
127 # Check the partitions from raw disk.
130 for line in runner.outs([partedcmd,"-s",img,"unit","B","print"]).splitlines():
133 # Lines that start with number are the partitions,
134 # because parted can be translated we can't refer to any text lines.
135 if not line or not line[0].isdigit():
138 # Some vars have extra , as list seperator.
139 line = line.replace(",","")
141 # Example of parted output lines that are handled:
142 # Number Start End Size Type File system Flags
143 # 1 512B 3400000511B 3400000000B primary
144 # 2 3400531968B 3656384511B 255852544B primary linux-swap(v1)
145 # 3 3656384512B 3720347647B 63963136B primary fat16 boot, lba
147 partition_info = re.split("\s+",line)
149 size = partition_info[3].split("B")[0]
151 if len(partition_info) < 6 or partition_info[5] in ["boot"]:
152 # No filesystem can be found from partition line. Assuming
153 # btrfs, because that is the only MeeGo fs that parted does
154 # not recognize properly.
155 # TODO: Can we make better assumption?
157 elif partition_info[5] in ["ext2","ext3","ext4","btrfs"]:
158 fstype = partition_info[5]
159 elif partition_info[5] in ["fat16","fat32"]:
161 elif "swap" in partition_info[5]:
164 raise errors.CreatorError("Could not recognize partition fs type '%s'." % partition_info[5])
166 if not root_mounted and fstype in ["ext2","ext3","ext4","btrfs"]:
167 # TODO: Check that this is actually the valid root partition from /etc/fstab
170 elif fstype == "swap":
173 # TODO: Assing better mount points for the rest of the partitions.
174 partition_mounts += 1
175 mountpoint = "/media/partition_%d" % partition_mounts
177 if "boot" in partition_info:
182 msger.verbose("Size: %s Bytes, fstype: %s, mountpoint: %s, boot: %s" % (size, fstype, mountpoint, boot))
183 # TODO: add_partition should take bytes as size parameter.
184 imgloop.add_partition((int)(size)/1024/1024, "/dev/sdb", mountpoint, fstype = fstype, boot = boot)
189 except errors.MountError:
194 chroot.chroot(imgmnt, None, "/bin/env HOME=/root /bin/bash")
196 raise errors.CreatorError("Failed to chroot to %s." %img)
198 chroot.cleanup_after_chroot("img", imgloop, None, imgmnt)
201 def do_unpack(cls, srcimg):
202 srcimgsize = (misc.get_file_size(srcimg)) * 1024L * 1024L
203 srcmnt = misc.mkdtemp("srcmnt")
204 disk = fs_related.SparseLoopbackDisk(srcimg, srcimgsize)
205 srcloop = PartitionedMount({'/dev/sdb':disk}, srcmnt, skipformat = True)
207 srcloop.add_partition(srcimgsize/1024/1024, "/dev/sdb", "/", "ext3", boot=False)
211 except errors.MountError:
215 image = os.path.join(tempfile.mkdtemp(dir = "/var/tmp", prefix = "tmp"), "target.img")
216 args = ['dd', "if=%s" % srcloop.partitions[0]['device'], "of=%s" % image]
218 msger.info("`dd` image ...")
219 rc = runner.show(args)
221 shutil.rmtree(os.path.dirname(srcmnt), ignore_errors = True)
224 raise errors.CreatorError("Failed to dd")