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
40 ${name} ${cmd_name} <ksfile> [OPTS]
46 raise errors.Usage("need one argument as the path of ks file")
49 raise errors.Usage("Extra arguments given")
51 creatoropts = configmgr.create
54 if not os.path.exists(ksconf):
55 raise errors.CreatorError("Can't find the file: %s" % ksconf)
58 if len(creatoropts['record_pkgs']) > 0:
59 recording_pkgs = creatoropts['record_pkgs']
61 if creatoropts['release'] is not None:
62 if 'name' not in recording_pkgs:
63 recording_pkgs.append('name')
64 ksconf = misc.save_ksconf_file(ksconf, creatoropts['release'])
66 configmgr._ksconf = ksconf
68 # Called After setting the configmgr._ksconf as the creatoropts['name'] is reset there.
69 if creatoropts['release'] is not None:
70 creatoropts['outdir'] = "%s/%s/images/%s/" % (creatoropts['outdir'], creatoropts['release'], creatoropts['name'])
72 # try to find the pkgmgr
74 for (key, pcls) in pluginmgr.get_plugins('backend').iteritems():
75 if key == creatoropts['pkgmgr']:
80 pkgmgrs = pluginmgr.get_plugins('backend').keys()
81 raise errors.CreatorError("Can't find package manager: %s (availables: %s)" % (creatoropts['pkgmgr'], ', '.join(pkgmgrs)))
83 if creatoropts['runtime']:
84 rt_util.runmic_in_runtime(creatoropts['runtime'], creatoropts, ksconf, None)
86 creator = raw.RawImageCreator(creatoropts, pkgmgr)
88 if len(recording_pkgs) > 0:
89 creator._recording_pkgs = recording_pkgs
91 if creatoropts['release'] is None:
92 for item in creator.get_diskinfo():
93 imagefile = "%s-%s.raw" % (os.path.join(creator.destdir, creator.name), item['name'])
94 if os.path.exists(imagefile):
95 if msger.ask('The target image: %s already exists, cleanup and continue?' % imagefile):
98 raise errors.Abort('Canceled')
101 creator.check_depend_tools()
102 creator.mount(None, creatoropts["cachedir"])
104 creator.configure(creatoropts["repomd"])
106 creator.package(creatoropts["outdir"])
107 if creatoropts['release'] is not None:
108 creator.release_output(ksconf, creatoropts['outdir'], creatoropts['release'])
109 creator.print_outimage_info()
111 except errors.CreatorError:
116 msger.info("Finished.")
120 def do_chroot(cls, target):
122 imgsize = misc.get_file_size(img) * 1024L * 1024L
123 partedcmd = fs_related.find_binary_path("parted")
124 disk = fs_related.SparseLoopbackDisk(img, imgsize)
125 imgmnt = misc.mkdtemp()
126 imgloop = PartitionedMount({'/dev/sdb':disk}, imgmnt, skipformat = True)
129 # Check the partitions from raw disk.
132 for line in runner.outs([partedcmd,"-s",img,"unit","B","print"]).splitlines():
135 # Lines that start with number are the partitions,
136 # because parted can be translated we can't refer to any text lines.
137 if not line or not line[0].isdigit():
140 # Some vars have extra , as list seperator.
141 line = line.replace(",","")
143 # Example of parted output lines that are handled:
144 # Number Start End Size Type File system Flags
145 # 1 512B 3400000511B 3400000000B primary
146 # 2 3400531968B 3656384511B 255852544B primary linux-swap(v1)
147 # 3 3656384512B 3720347647B 63963136B primary fat16 boot, lba
149 partition_info = re.split("\s+",line)
151 size = partition_info[3].split("B")[0]
153 if len(partition_info) < 6 or partition_info[5] in ["boot"]:
154 # No filesystem can be found from partition line. Assuming
155 # btrfs, because that is the only MeeGo fs that parted does
156 # not recognize properly.
157 # TODO: Can we make better assumption?
159 elif partition_info[5] in ["ext2","ext3","ext4","btrfs"]:
160 fstype = partition_info[5]
161 elif partition_info[5] in ["fat16","fat32"]:
163 elif "swap" in partition_info[5]:
166 raise errors.CreatorError("Could not recognize partition fs type '%s'." % partition_info[5])
168 if not root_mounted and fstype in ["ext2","ext3","ext4","btrfs"]:
169 # TODO: Check that this is actually the valid root partition from /etc/fstab
172 elif fstype == "swap":
175 # TODO: Assing better mount points for the rest of the partitions.
176 partition_mounts += 1
177 mountpoint = "/media/partition_%d" % partition_mounts
179 if "boot" in partition_info:
184 msger.verbose("Size: %s Bytes, fstype: %s, mountpoint: %s, boot: %s" % (size, fstype, mountpoint, boot))
185 # TODO: add_partition should take bytes as size parameter.
186 imgloop.add_partition((int)(size)/1024/1024, "/dev/sdb", mountpoint, fstype = fstype, boot = boot)
191 except errors.MountError:
196 chroot.chroot(imgmnt, None, "/bin/env HOME=/root /bin/bash")
198 raise errors.CreatorError("Failed to chroot to %s." %img)
200 chroot.cleanup_after_chroot("img", imgloop, None, imgmnt)
203 def do_unpack(cls, srcimg):
204 srcimgsize = (misc.get_file_size(srcimg)) * 1024L * 1024L
205 srcmnt = misc.mkdtemp("srcmnt")
206 disk = fs_related.SparseLoopbackDisk(srcimg, srcimgsize)
207 srcloop = PartitionedMount({'/dev/sdb':disk}, srcmnt, skipformat = True)
209 srcloop.add_partition(srcimgsize/1024/1024, "/dev/sdb", "/", "ext3", boot=False)
213 except errors.MountError:
217 image = os.path.join(tempfile.mkdtemp(dir = "/var/tmp", prefix = "tmp"), "target.img")
218 args = ['dd', "if=%s" % srcloop.partitions[0]['device'], "of=%s" % image]
220 msger.info("`dd` image ...")
221 rc = runner.show(args)
223 shutil.rmtree(os.path.dirname(srcmnt), ignore_errors = True)
226 raise errors.CreatorError("Failed to dd")