95 lines
2.9 KiB
Plaintext
95 lines
2.9 KiB
Plaintext
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#!/usr/bin/python
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"""
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always:
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- unmount everything under /mnt/sysimage
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- unmount everything under /mnt/install
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image install:
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- populate a devicetree with only the image "disks"
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live install:
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- unmount everything under /media
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- populate a devicetree and tear everything down
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"""
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import os
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import sys
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live_install = "--liveinst" in sys.argv
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image_install = False
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# see if there are disk images to take down
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sys_class_block = "/sys/class/block"
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for dev in os.listdir(sys_class_block):
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if not dev.startswith("dm-"):
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continue
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uuid = open("%s/%s/dm/uuid" % (sys_class_block, dev)).read().strip()
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if uuid.startswith("ANACONDA-"):
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image_install = True
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break
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# set the imageInstall flag so the logger won't log to the syslog
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from pyanaconda.flags import flags
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flags.imageInstall = True
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import pyanaconda.anaconda_log
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pyanaconda.anaconda_log.init()
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from pyanaconda import iutil
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from pyanaconda.cmdline import InstallInterface
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from pyanaconda.storage import StorageDiscoveryConfig
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from pyanaconda.storage.devicetree import DeviceTree
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from pyanaconda.storage import devicelibs
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intf = InstallInterface()
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storage_config = StorageDiscoveryConfig()
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# find devices representing disk images
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sys_class_block = "/sys/class/block"
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for dev in os.listdir(sys_class_block):
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if not dev.startswith("dm-"):
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continue
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name = open("%s/%s/dm/name" % (sys_class_block, dev)).read().strip()
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uuid = open("%s/%s/dm/uuid" % (sys_class_block, dev)).read().strip()
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if not name or not uuid.startswith("ANACONDA-"):
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continue
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loop = os.listdir("%s/%s/slaves" % (sys_class_block, dev))[0].strip()
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storage_config.diskImages[name] = devicelibs.loop.get_backing_file(loop)
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if not image_install:
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live_install = live_install or os.path.exists("/dev/live")
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# unmount filesystems
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for mounted in reversed(open("/proc/mounts").readlines()):
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(device, mountpoint, rest) = mounted.split(" ", 2)
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if mountpoint.startswith("/mnt/anactest") or mountpoint.startswith("/run/initramfs"):
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continue
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# Always clean up anaconda's mountpoints.
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if mountpoint.startswith("/mnt/sysimage") or mountpoint.startswith("/mnt/install"):
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os.system("umount %s" % mountpoint)
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# If this is for a live install, unmount any non-nodev filesystem that
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# isn't related to the live image.
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if ("/media" in mountpoint or device.startswith("/dev")) \
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and live_install and not "live" in device:
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os.system("umount %s" % mountpoint)
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os.system("udevadm control --env=ANACONDA=1")
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os.system("udevadm trigger --subsystem-match block")
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os.system("udevadm settle")
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devicetree = DeviceTree(conf=storage_config)
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devicetree.populate(cleanupOnly=True)
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devicetree.teardownAll()
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for name in devicetree.diskImages.keys():
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device = devicetree.getDeviceByName(name)
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device.deactivate(recursive=True)
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os.system("udevadm control --env=ANACONDA=0")
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