def generate_paths(self):
_functions.mount_live()
# install oVirt Node image for local boot
if os.path.exists("/live/syslinux"):
self.syslinux = "syslinux"
elif os.path.exists("/live/isolinux"):
self.syslinux = "isolinux"
else:
logger.info("Failed to determine grub pathnames")
return False
if _functions.is_iscsi_install():
self.initrd_dest = "/boot"
self.grub_dir = "/boot/grub"
self.grub_prefix = "/grub"
else:
self.initrd_dest = "/liveos"
self.grub_dir = "/liveos/grub"
self.grub_prefix = "/grub"
if (os.path.exists("/sbin/grub2-install") and \
not _functions.is_efi_boot()):
self.grub_prefix = self.grub_prefix + "2"
self.grub_dir = self.grub_dir + "2"
self.grub_config_file = "%s/grub.cfg" % self.grub_dir
else:
if not _functions.is_efi_boot():
self.grub_config_file = "%s/grub.conf" % self.grub_dir
else:
self.grub_config_file = "/liveos/efi/EFI/redhat/grub.conf"
_functions.mount_efi()
def generate_paths(self):
_functions.mount_live()
# install oVirt Node image for local boot
if os.path.exists("/live/syslinux"):
self.syslinux = "syslinux"
elif os.path.exists("/live/isolinux"):
self.syslinux = "isolinux"
else:
logger.info("Failed to determine grub pathnames")
return False
if _functions.is_iscsi_install():
self.initrd_dest = "/boot"
self.grub_dir = "/boot/grub"
self.grub_prefix = "/grub"
else:
self.initrd_dest = "/liveos"
self.grub_dir = "/liveos/grub"
self.grub_prefix = "/grub"
if _functions.grub2_available():
self.grub_prefix = self.grub_prefix + "2"
self.grub_dir = self.grub_dir + "2"
self.grub_config_file = "%s/grub.cfg" % self.grub_dir
else:
self.grub_config_file = "%s/grub.conf" % self.grub_dir
if os.path.exists("/boot/efi/EFI/fedora"):
self.efi_dir_name = "fedora"
else:
self.efi_dir_name = "redhat"
if _functions.is_efi_boot():
self.grub_config_file = "/liveos/efi/EFI/%s/grub.cfg" \
% self.efi_dir_name
def generate_paths(self):
_functions.mount_live()
# install oVirt Node image for local boot
if os.path.exists("/live/syslinux"):
self.syslinux = "syslinux"
elif os.path.exists("/live/isolinux"):
self.syslinux = "isolinux"
else:
logger.info("Failed to determine grub pathnames")
return False
if _functions.is_iscsi_install():
self.initrd_dest = "/boot"
self.grub_dir = "/boot/grub"
self.grub_prefix = "/grub"
else:
self.initrd_dest = "/liveos"
self.grub_dir = "/liveos/grub"
self.grub_prefix = "/grub"
if _functions.grub2_available():
self.grub_prefix = self.grub_prefix + "2"
self.grub_dir = self.grub_dir + "2"
self.grub_config_file = "%s/grub.cfg" % self.grub_dir
else:
self.grub_config_file = "%s/grub.conf" % self.grub_dir
if os.path.exists("/boot/efi/EFI/fedora"):
self.efi_dir_name = "fedora"
else:
self.efi_dir_name = "redhat"
if _functions.is_efi_boot():
self.grub_config_file = "/liveos/efi/EFI/%s/grub.cfg" \
% self.efi_dir_name
def generate_paths(self):
_functions.mount_live()
# install oVirt Node image for local boot
syslinux_paths = ["/live/syslinux", "/dev/.initramfs/live/syslinux"]
if os.path.exists("/live/isolinux"):
self.live_path = "/live/isolinux"
for d in syslinux_paths:
if os.path.exists(d):
self.live_path = d
break
if not self.live_path:
logger.info("Failed to determine grub pathnames")
return False
if _functions.is_iscsi_install() or _functions.findfs("Boot"):
self.initrd_dest = "/boot"
self.grub_dir = "/boot/grub"
self.grub_prefix = "/grub"
else:
self.initrd_dest = "/liveos"
self.grub_dir = "/liveos/grub"
self.grub_prefix = "/grub"
if _functions.grub2_available():
self.grub_prefix = self.grub_prefix + "2"
self.grub_dir = self.grub_dir + "2"
self.grub_config_file = "%s/grub.cfg" % self.grub_dir
else:
self.grub_config_file = "%s/grub.conf" % self.grub_dir
if os.path.exists("/boot/efi/EFI/fedora"):
self.efi_dir_name = "fedora"
else:
self.efi_dir_name = "redhat"
if _functions.is_efi_boot():
if self.efi_dir_name == "fedora":
self.grub_config_file = "/liveos/efi/EFI/fedora/grub.cfg"
else:
self.grub_config_file = "/liveos/efi/EFI/redhat/grub.conf"
def generate_paths(self):
_functions.mount_live()
# install oVirt Node image for local boot
syslinux_paths = ["/live/syslinux", "/dev/.initramfs/live/syslinux"]
if os.path.exists("/live/isolinux"):
self.live_path = "/live/isolinux"
for d in syslinux_paths:
if os.path.exists(d):
self.live_path = d
break
if not self.live_path:
logger.info("Failed to determine grub pathnames")
return False
if _functions.is_iscsi_install() or _functions.findfs("Boot"):
self.initrd_dest = "/boot"
self.grub_dir = "/boot/grub"
self.grub_prefix = "/grub"
else:
self.initrd_dest = "/liveos"
self.grub_dir = "/liveos/grub"
self.grub_prefix = "/grub"
if _functions.grub2_available():
self.grub_prefix = self.grub_prefix + "2"
self.grub_dir = self.grub_dir + "2"
self.grub_config_file = "%s/grub.cfg" % self.grub_dir
else:
self.grub_config_file = "%s/grub.conf" % self.grub_dir
if os.path.exists("/boot/efi/EFI/fedora"):
self.efi_dir_name = "fedora"
else:
self.efi_dir_name = "redhat"
if _functions.is_efi_boot():
if self.efi_dir_name == "fedora":
self.grub_config_file = "/liveos/efi/EFI/fedora/grub.cfg"
else:
self.grub_config_file = "/liveos/efi/EFI/redhat/grub.conf"
def grub_install(self):
if _functions.is_iscsi_install():
self.disk = re.sub("p[1,2,3]$", "", _functions.findfs(self.boot_candidate))
device_map = "(hd0) %s" % self.disk
logger.debug(device_map)
device_map_conf = open(self.grub_dir + "/device.map", "w")
device_map_conf.write(device_map)
device_map_conf.close()
GRUB_CONFIG_TEMPLATE = """
default saved
timeout 5
hiddenmenu
%(splashscreen)s
title %(product)s %(version)s-%(release)s
root (hd0,%(partN)d)
kernel /vmlinuz0 %(root_param)s %(bootparams)s
initrd /initrd0.img
"""
GRUB_BACKUP_TEMPLATE = """
title BACKUP %(oldtitle)s
root (hd0,%(partB)d)
kernel /vmlinuz0 root=live:LABEL=RootBackup %(bootparams)s
initrd /initrd0.img
savedefault
"""
GRUB_SETUP_TEMPLATE = """
grub --device-map=%(grub_dir)s/device.map <<EOF
root (hd0,%(partN)d)
setup --prefix=%(grub_prefix)s (hd0)
EOF
"""
if _functions.is_efi_boot():
""" The EFI product path.
eg: HD(1,800,64000,faacb4ef-e361-455e-bd97-ca33632550c3)
"""
efi_cmd = "efibootmgr -v"
efi = _functions.subprocess_closefds(efi_cmd, shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
efi_out = efi.stdout.read().strip()
matches = re.search(_functions.PRODUCT_SHORT + r'\s+(HD\(.+?\))', \
efi_out)
if matches and matches.groups():
GRUB_EFIONLY_CONFIG = """%(efi_hd)s"""
GRUB_CONFIG_TEMPLATE = GRUB_EFIONLY_CONFIG + GRUB_CONFIG_TEMPLATE
self.grub_dict['efi_hd'] = "device (hd0) " + matches.group(1)
if os.path.exists("/live/EFI/BOOT/splash.xpm.gz"):
splashscreen = "splashimage=(hd0,%s)/grub/splash.xpm.gz" \
% self.partN
else:
splashscreen = ""
self.grub_dict["splashscreen"] = splashscreen
GRUB_CONFIG_TEMPLATE % self.grub_dict
grub_conf = open(self.grub_config_file, "w")
grub_conf.write(GRUB_CONFIG_TEMPLATE % self.grub_dict)
if self.oldtitle is not None:
partB = 1
if self.partN == 1:
partB = 2
if _functions.is_iscsi_install():
partB = 0
if self.partN == 0:
partB = 1
self.grub_dict['oldtitle'] = self.oldtitle
self.grub_dict['partB'] = partB
grub_conf.write(GRUB_BACKUP_TEMPLATE % self.grub_dict)
grub_conf.close()
# splashscreen
_functions.system("cp /live/EFI/BOOT/splash.xpm.gz /liveos/grub")
# usb devices requires default BOOTX64 entries
if _functions.is_efi_boot():
_functions.system("mkdir -p /liveos/efi/EFI/BOOT")
_functions.system("cp /boot/efi/EFI/redhat/grub.efi /liveos/efi/EFI/BOOT/BOOTX64.efi")
_functions.system("cp %s /liveos/efi/EFI/BOOT/BOOTX64.conf" % self.grub_config_file)
_functions.system("umount /liveos/efi")
if not _functions.is_efi_boot():
for f in ["stage1", "stage2", "e2fs_stage1_5"]:
_functions.system("cp /usr/share/grub/x86_64-redhat/%s %s" % \
(f, self.grub_dir))
grub_setup_out = GRUB_SETUP_TEMPLATE % self.grub_dict
logger.debug(grub_setup_out)
grub_setup = _functions.subprocess_closefds(grub_setup_out,
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
grub_results = grub_setup.stdout.read()
logger.debug(grub_results)
if grub_setup.wait() != 0 or "Error" in grub_results:
logger.error("GRUB setup failed")
return False
return True
def perform_partitioning(self):
if self.HOSTVGDRIVE is None and not _functions.is_iscsi_install():
logger.error("\nNo storage device selected.")
return False
if self.BOOTDRIVE is None and _functions.is_iscsi_install():
logger.error("No storage device selected.")
return False
if _functions.has_fakeraid(self.HOSTVGDRIVE):
if not handle_fakeraid(self.HOSTVGDRIVE):
return False
if _functions.has_fakeraid(self.ROOTDRIVE):
if not handle_fakeraid(self.ROOTDRIVE):
return False
logger.info("Saving parameters")
_functions.unmount_config("/etc/default/ovirt")
if not self.check_partition_sizes():
return False
logger.info("Removing old LVM partitions")
# HostVG must not exist at this point
# we wipe only foreign LVM here
logger.info("Wiping LVM on HOSTVGDRIVE %s" % self.HOSTVGDRIVE)
if not self.wipe_lvm_on_disk(self.HOSTVGDRIVE):
logger.error("Wiping LVM on %s Failed" % self.HOSTVGDRIVE)
return False
logger.info("Wiping LVM on ROOTDRIVE %s" % self.ROOTDRIVE)
if not self.wipe_lvm_on_disk(self.ROOTDRIVE):
logger.error("Wiping LVM on %s Failed" % self.ROOTDRIVE)
return False
logger.info("Wiping LVM on BOOTDRIVE %s" % self.BOOTDRIVE)
if not self.wipe_lvm_on_disk(self.BOOTDRIVE):
logger.error("Wiping LVM on %s Failed" % self.BOOTDRIVE)
return False
logger.debug("Old LVM partitions should be gone.")
logger.debug(_functions.passthrough("vgdisplay -v"))
self.boot_size_si = self.BOOT_SIZE * (1024 * 1024) / (1000 * 1000)
if _functions.is_iscsi_install():
# login to target and setup disk"
get_targets = ("iscsiadm -m discovery -p %s:%s -t sendtargets" %
(_functions.OVIRT_VARS["OVIRT_ISCSI_TARGET_HOST"],
_functions.OVIRT_VARS["OVIRT_ISCSI_TARGET_PORT"]))
_functions.system(get_targets)
before_login_drvs = self.get_dev_name()
logger.debug(before_login_drvs)
login_cmd = ("iscsiadm -m node -T %s -p %s:%s -l" %
(_functions.OVIRT_VARS["OVIRT_ISCSI_TARGET_NAME"],
_functions.OVIRT_VARS["OVIRT_ISCSI_TARGET_HOST"],
_functions.OVIRT_VARS["OVIRT_ISCSI_TARGET_PORT"]))
_functions.system(login_cmd)
_functions.system("multipath -r")
after_login_drvs = self.get_dev_name()
logger.debug(after_login_drvs)
logger.info("iSCSI enabled, partitioning boot drive: %s" %
self.BOOTDRIVE)
_functions.wipe_partitions(self.BOOTDRIVE)
self.reread_partitions(self.BOOTDRIVE)
logger.info("Creating boot partition")
parted_cmd = "parted %s -s \"mklabel %s\"" % (self.BOOTDRIVE,
self.LABEL_TYPE)
_functions.system(parted_cmd)
parted_cmd = ("parted \"%s\" -s \"mkpart primary ext2 1M 256M\"" %
self.BOOTDRIVE)
_functions.system(parted_cmd)
parted_cmd = ("parted \"%s\" -s \"mkpart primary ext2 256M " +
"512M\"") % self.BOOTDRIVE
_functions.system(parted_cmd)
parted_cmd = ("parted \"" + self.BOOTDRIVE + "\" -s \"set 1 " +
"boot on\"")
_functions.system(parted_cmd)
self.reread_partitions(self.BOOTDRIVE)
partboot = self.BOOTDRIVE + "1"
if not os.path.exists(partboot):
logger.debug("%s does not exist" % partboot)
partboot = self.BOOTDRIVE + "p1"
partbootbackup = self.BOOTDRIVE + "2"
if not os.path.exists(partbootbackup):
logger.debug("%s does not exist" % partbootbackup)
partbootbackup = self.BOOTDRIVE + "p2"
# sleep to ensure filesystems are created before continuing
_functions.system("udevadm settle")
time.sleep(10)
_functions.system("mke2fs \"" + str(partboot) + "\" -L Boot")
_functions.system("tune2fs -c 0 -i 0 \"" + str(partboot) + "\"")
_functions.system("ln -snf \"" + partboot + \
"\" /dev/disk/by-label/Boot")
_functions.system("mke2fs \"" + str(partbootbackup) + \
"\" -L BootBackup")
_functions.system("tune2fs -c 0 -i 0 \"" + \
str(partbootbackup) + "\"")
_functions.system("ln -snf \"" + partbootbackup +
"\" /dev/disk/by-label/BootBackup")
self.ISCSIDRIVE = _functions.translate_multipath_device(
_functions.OVIRT_VARS["OVIRT_ISCSI_INIT"])
logger.debug(self.ISCSIDRIVE)
if self.create_iscsiroot():
logger.info("iSCSI Root Partitions Created")
if self.create_hostvg():
logger.info("Completed!")
return True
if ("OVIRT_ROOT_INSTALL" in _functions.OVIRT_VARS and
_functions.OVIRT_VARS["OVIRT_ROOT_INSTALL"] == "y"):
logger.info("Partitioning root drive: " + self.ROOTDRIVE)
_functions.wipe_partitions(self.ROOTDRIVE)
self.reread_partitions(self.ROOTDRIVE)
logger.info("Labeling Drive: " + self.ROOTDRIVE)
parted_cmd = ("parted \"" + self.ROOTDRIVE + "\" -s \"mklabel " +
self.LABEL_TYPE + "\"")
_functions.passthrough(parted_cmd, logger.debug)
logger.debug("Creating Root and RootBackup Partitions")
# efi partition should at 0M
if _functions.is_efi_boot():
parted_cmd = ("parted \"" + self.ROOTDRIVE +
"\" -s \"mkpart EFI 1M " +
str(self.EFI_SIZE) + "M\"")
_functions.passthrough(parted_cmd, logger.debug)
else:
# create partition labeled bios_grub
parted_cmd = ("parted \"" + self.ROOTDRIVE +
"\" -s \"mkpart primary 1M " +
str(self.EFI_SIZE) + "M\"")
_functions.passthrough(parted_cmd, logger.debug)
parted_cmd = ("parted \"" + self.ROOTDRIVE +
"\" -s \"set 1 bios_grub on\"")
_functions.passthrough(parted_cmd, logger.debug)
parted_cmd = ("parted \"" + self.ROOTDRIVE +
"\" -s \"mkpart primary ext2 " + str(self.EFI_SIZE) +
"M " + str(self.Root_end) + "M\"")
_functions.passthrough(parted_cmd, logger.debug)
parted_cmd = ("parted \"" + self.ROOTDRIVE +
"\" -s \"mkpart primary ext2 " +
str(self.Root_end) + "M " +
str(self.RootBackup_end) + "M\"")
logger.debug(parted_cmd)
_functions.system(parted_cmd)
parted_cmd = ("parted \"" + self.ROOTDRIVE +
"\" -s \"set 2 boot on\"")
logger.debug(parted_cmd)
_functions.system(parted_cmd)
# sleep to ensure filesystems are created before continuing
time.sleep(5)
# force reload some cciss devices will fail to mkfs
_functions.system("multipath -r &>/dev/null")
self.reread_partitions(self.ROOTDRIVE)
partefi = self.ROOTDRIVE + "1"
partroot = self.ROOTDRIVE + "2"
partrootbackup = self.ROOTDRIVE + "3"
if not os.path.exists(partroot):
partefi = self.ROOTDRIVE + "p1"
partroot = self.ROOTDRIVE + "p2"
partrootbackup = self.ROOTDRIVE + "p3"
if _functions.is_efi_boot():
_functions.system("ln -snf \"" + partefi + \
"\" /dev/disk/by-label/EFI")
_functions.system("mkfs.vfat \"" + partefi + "\"")
_functions.system("ln -snf \"" + partroot + \
"\" /dev/disk/by-label/Root")
_functions.system("mke2fs \"" + partroot + "\" -L Root")
_functions.system("tune2fs -c 0 -i 0 \"" + partroot + "\"")
_functions.system("ln -snf \"" + partrootbackup +
"\" /dev/disk/by-label/RootBackup")
_functions.system("mke2fs \"" + partrootbackup + \
"\" -L RootBackup")
_functions.system("tune2fs -c 0 -i 0 \"" + partrootbackup + "\"")
hostvg1 = self.HOSTVGDRIVE.split(",")[0]
self.reread_partitions(self.ROOTDRIVE)
if self.ROOTDRIVE != hostvg1:
_functions.system("parted \"" + hostvg1 + "\" -s \"mklabel " +
self.LABEL_TYPE + "\"")
if self.create_hostvg():
if len(self.APPVGDRIVE) > 0:
self.create_appvg()
else:
return False
if ("OVIRT_CRYPT_SWAP2" in _functions.OVIRT_VARS or
"OVIRT_CRYPT_SWAP" in _functions.OVIRT_VARS):
_functions.ovirt_store_config("/etc/ovirt-crypttab")
return True
def ovirt_boot_setup(self, reboot="N"):
self.generate_paths()
logger.info("Installing the image.")
if "OVIRT_ROOT_INSTALL" in OVIRT_VARS:
if OVIRT_VARS["OVIRT_ROOT_INSTALL"] == "n":
logger.info("Root Installation Not Required, Finished.")
return True
self.oldtitle=None
grub_config_file = None
_functions.mount_liveos()
if os.path.ismount("/liveos"):
if os.path.exists("/liveos/vmlinuz0") and os.path.exists("/liveos/initrd0.img"):
grub_config_file = self.grub_config_file
elif not _functions.is_firstboot():
# find existing iscsi install
if _functions.findfs("Boot"):
grub_config_file = "/boot/grub/grub.conf"
elif os.path.ismount("/dev/.initramfs/live"):
if not _functions.grub2_available():
grub_config_file = "/dev/.initramfs/live/grub/grub.conf"
else:
grub_config_file = "/dev/.initramfs/live/grub2/grub.cfg"
elif os.path.ismount("/run/initramfs/live"):
grub_config_file = "/run/initramfs/live/grub/grub.conf"
if _functions.is_upgrade() and not _functions.is_iscsi_install():
mount_liveos()
grub_config_file = "/liveos/grub/grub.conf"
if _functions.is_efi_boot():
logger.debug(str(os.listdir("/liveos")))
_functions.system("umount /liveos")
_functions.mount_efi(target="/liveos")
grub_config_file = "/liveos/EFI/%s/grub.cfg" % self.efi_dir_name
if _functions.is_iscsi_install():
grub_config_file = "/boot/grub/grub.conf"
grub_config_file_exists = grub_config_file is not None and os.path.exists(grub_config_file)
logger.debug("Grub config file is: %s" % grub_config_file)
logger.debug("Grub config file exists: %s" % grub_config_file_exists)
if not grub_config_file is None and os.path.exists(grub_config_file):
f=open(grub_config_file)
oldgrub=f.read()
f.close()
if _functions.grub2_available():
m=re.search("^menuentry (.*)$", oldgrub, re.MULTILINE)
else:
m=re.search("^title (.*)$", oldgrub, re.MULTILINE)
if m is not None:
self.oldtitle=m.group(1)
# strip off extra title characters
if _functions.grub2_available():
self.oldtitle = self.oldtitle.replace('"','').strip(" {")
_functions.system("umount /liveos/efi")
_functions.system("umount /liveos")
if _functions.is_iscsi_install():
self.boot_candidate = None
boot_candidate_names = ["BootBackup", "BootUpdate", "BootNew"]
for trial in range(1, 3):
time.sleep(1)
_functions.system("partprobe")
for candidate_name in boot_candidate_names:
if _functions.findfs(candidate_name):
self.boot_candidate = candidate_name
break
logger.debug("Trial %s to find candidate (%s)" % \
(trial, self.boot_candidate))
if self.boot_candidate:
logger.debug("Found candidate: %s" % self.boot_candidate)
break
if not self.boot_candidate:
logger.error("Unable to find boot partition")
label_debug = ''
for label in os.listdir("/dev/disk/by-label"):
label_debug += "%s\n" % label
label_debug += _functions.subprocess_closefds("blkid", \
shell=True, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT).stdout.read()
logger.debug(label_debug)
return False
else:
boot_candidate_dev = _functions.findfs(self.boot_candidate)
# prepare Root partition update
if self.boot_candidate != "BootNew":
e2label_cmd = "e2label \"%s\" BootNew" % boot_candidate_dev
logger.debug(e2label_cmd)
if not _functions.system(e2label_cmd):
logger.error("Failed to label new Boot partition")
return False
_functions.system("mount LABEL=%s /boot &>/dev/null" % self.boot_candidate)
if os.path.exists("/boot/ovirt"):
try:
f = open("/boot/ovirt", 'r')
for line in f:
try:
line = line.strip()
key, value = line.split("\"", 1)
key = key.strip("=")
key = key.strip()
value = value.strip("\"")
OVIRT_VARS[key] = value
except:
pass
f.close()
iscsiadm_cmd = (("iscsiadm -p %s:%s -m discovery -t " +
"sendtargets") % (
OVIRT_VARS["OVIRT_ISCSI_TARGET_IP"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_PORT"]))
_functions.system(iscsiadm_cmd)
logger.info("Restarting iscsi service")
_functions.system("service iscsi restart")
except:
pass
candidate = None
candidate_names = ["RootBackup", "RootUpdate", "RootNew"]
for trial in range(1, 3):
time.sleep(1)
_functions.system("partprobe")
for candidate_name in candidate_names:
if _functions.findfs(candidate_name):
candidate = candidate_name
break
logger.debug("Trial %s to find candidate (%s)" % (trial,
candidate))
if candidate:
logger.debug("Found candidate: %s" % candidate)
break
if not candidate:
logger.error("Unable to find root partition")
label_debug = ''
for label in os.listdir("/dev/disk/by-label"):
label_debug += "%s\n" % label
label_debug += _functions.subprocess_closefds("blkid", shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT).stdout.read()
logger.debug(label_debug)
return False
try:
candidate_dev = self.disk = _functions.findfs(candidate)
logger.info(candidate_dev)
logger.info(self.disk)
# grub2 starts at part 1
self.partN = int(self.disk[-1:])
if not _functions.grub2_available():
self.partN = self.partN - 1
except:
logger.debug(traceback.format_exc())
return False
if self.disk is None or self.partN < 0:
logger.error("Failed to determine Root partition number")
return False
# prepare Root partition update
if candidate != "RootNew":
e2label_cmd = "e2label \"%s\" RootNew" % candidate_dev
logger.debug(e2label_cmd)
if not _functions.system(e2label_cmd):
logger.error("Failed to label new Root partition")
return False
mount_cmd = "mount \"%s\" /liveos" % candidate_dev
_functions.system(mount_cmd)
_functions.system("rm -rf /liveos/LiveOS")
_functions.system("mkdir -p /liveos/LiveOS")
_functions.mount_live()
if os.path.isdir(self.grub_dir):
shutil.rmtree(self.grub_dir)
if not os.path.exists(self.grub_dir):
os.makedirs(self.grub_dir)
if _functions.is_efi_boot():
logger.info("efi detected, installing efi configuration")
_functions.system("mkdir /liveos/efi")
_functions.mount_efi()
_functions.system("mkdir -p /liveos/efi/EFI/redhat")
_functions.system("cp /boot/efi/EFI/redhat/grub.efi " +
"/liveos/efi/EFI/redhat/grub.efi")
if not "/dev/mapper/" in self.disk:
efi_disk = self.disk[:-1]
else:
efi_disk = re.sub("p[1,2,3]$", "", self.disk)
# generate grub legacy config for efi partition
#remove existing efi entries
_functions.remove_efi_entry(self.efi_dir_name)
efi_mgr_cmd = ("efibootmgr -c -l '\\EFI\\%s\\grubx64.efi' " +
"-L '%s' -d %s -v") % (self.efi_dir_name, \
_functions.PRODUCT_SHORT, \
efi_disk)
logger.info(efi_mgr_cmd)
_functions.system(efi_mgr_cmd)
self.kernel_image_copy()
# reorder tty0 to allow both serial and phys console after installation
if _functions.is_iscsi_install():
self.root_param = "root=live:LABEL=Root"
self.bootparams = "netroot=iscsi:%s::%s::%s ip=br%s:dhcp bridge=br%s:%s " % (
OVIRT_VARS["OVIRT_ISCSI_TARGET_HOST"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_PORT"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_NAME"],
OVIRT_VARS["OVIRT_BOOTIF"],
OVIRT_VARS["OVIRT_BOOTIF"],
OVIRT_VARS["OVIRT_BOOTIF"])
else:
self.root_param = "root=live:LABEL=Root"
self.bootparams = "ro rootfstype=auto rootflags=ro "
self.bootparams += OVIRT_VARS["OVIRT_BOOTPARAMS"].replace(
"console=tty0", "")
if " " in self.disk or os.path.exists("/dev/cciss"):
# workaround for grub setup failing with spaces in dev.name:
# use first active sd* device
self.disk = re.sub("p[1,2,3]$", "", self.disk)
grub_disk_cmd = "multipath -l \"" + self.disk + \
"\" | awk '/ active / {print $3}' | head -n1"
logger.debug(grub_disk_cmd)
grub_disk = _functions.subprocess_closefds(grub_disk_cmd,
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
self.disk = grub_disk.stdout.read().strip()
if "cciss" in self.disk:
self.disk = self.disk.replace("!", "/")
# flush to sync DM and blockdev, workaround from rhbz#623846#c14
sysfs = open("/proc/sys/vm/drop_caches", "w")
sysfs.write("3")
sysfs.close()
partprobe_cmd = "partprobe \"/dev/%s\"" % self.disk
logger.debug(partprobe_cmd)
_functions.system(partprobe_cmd)
if not self.disk.startswith("/dev/"):
self.disk = "/dev/" + self.disk
try:
if stat.S_ISBLK(os.stat(self.disk).st_mode):
try:
if stat.S_ISBLK(os.stat(self.disk[:-1]).st_mode):
# e.g. /dev/sda2
self.disk = self.disk[:-1]
except OSError:
pass
try:
if stat.S_ISBLK(os.stat(self.disk[:-2]).st_mode):
# e.g. /dev/mapper/WWIDp2
self.disk = self.disk[:-2]
except OSError:
pass
except OSError:
logger.error("Unable to determine disk for grub installation " +
traceback.format_exc())
return False
self.grub_dict = {
"product": _functions.PRODUCT_SHORT,
"version": _functions.PRODUCT_VERSION,
"release": _functions.PRODUCT_RELEASE,
"partN": self.partN,
"root_param": self.root_param,
"bootparams": self.bootparams,
"disk": self.disk,
"grub_dir": self.grub_dir,
"grub_prefix": self.grub_prefix,
"efi_hd": self.efi_hd
}
if not _functions.is_firstboot():
if os.path.ismount("/live"):
with open("/live/%s/version" % self.syslinux) as version:
for line in version.readlines():
if "VERSION" in line:
key, value = line.split("=")
self.grub_dict["version"] = value.strip()
if "RELEASE" in line:
key, value = line.split("=")
self.grub_dict["release"] = value.strip()
if _functions.grub2_available():
if not self.grub2_install():
logger.error("Grub2 Installation Failed ")
return False
else:
logger.info("Grub2 EFI Installation Completed ")
else:
if not self.grub_install():
logger.error("Grub Installation Failed ")
return False
else:
logger.info("Grub Installation Completed")
if _functions.is_iscsi_install():
# copy default for when Root/HostVG is inaccessible(iscsi upgrade)
shutil.copy(_functions.OVIRT_DEFAULTS, "/boot")
# mark new Root ready to go, reboot() in ovirt-function switches it
# to active
e2label_cmd = "e2label \"%s\" BootUpdate" % boot_candidate_dev
if not _functions.system(e2label_cmd):
logger.error("Unable to relabel " + boot_candidate_dev +
" to RootUpdate ")
return False
else:
_functions.system("umount /liveos/efi")
_functions.system("umount /liveos")
# mark new Root ready to go, reboot() in ovirt-function switches it
# to active
e2label_cmd = "e2label \"%s\" RootUpdate" % candidate_dev
if not _functions.system(e2label_cmd):
logger.error("Unable to relabel " + candidate_dev +
" to RootUpdate ")
return False
_functions.disable_firstboot()
if _functions.finish_install():
if _functions.is_firstboot():
_iscsi.iscsi_auto()
logger.info("Installation of %s Completed" % \
_functions.PRODUCT_SHORT)
if reboot is not None and reboot == "Y":
_system.async_reboot()
return True
else:
return False
def grub2_install(self):
GRUB2_EFI_CONFIG_TEMPLATE = """
insmod efi_gop
insmod efi_uga
"""
GRUB2_CONFIG_TEMPLATE = """
#default saved
set timeout=5
#hiddenmenu
menuentry "%(product)s %(version)s-%(release)s" {
set root=(hd0,%(partN)d)
search --no-floppy --label Root --set root
linux /vmlinuz0 %(root_param)s %(bootparams)s
initrd /initrd0.img
}"""
GRUB2_BACKUP_TEMPLATE = """
menuentry "BACKUP %(oldtitle)s" {
set root (hd0,%(partB)d)
search --no-floppy --label RootBackup --set root
linux /vmlinuz0 root=live:LABEL=RootBackup %(bootparams)s
initrd /initrd0.img
} """
if _functions.is_iscsi_install():
disk = re.sub("p[1,2,3]$", "", \
_functions.findfs("BootNew"))
self.grub_dict["partN"] = int(_functions.findfs("BootNew")[-1:])
else:
disk = self.disk
if _functions.is_efi_boot():
boot_dir = self.initrd_dest + "/efi"
else:
boot_dir = self.initrd_dest
grub_setup_cmd = ("/sbin/grub2-install " + disk +
" --boot-directory=" + boot_dir +
" --root-directory=" + boot_dir +
" --efi-directory=" + boot_dir +
" --bootloader-id=" + self.efi_dir_name +
" --force")
_functions.system("echo '%s' >> /liveos/efi/cmd" % grub_setup_cmd)
logger.info(grub_setup_cmd)
grub_setup = _functions.subprocess_closefds(grub_setup_cmd, \
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
grub_results = grub_setup.stdout.read()
logger.info(grub_results)
if grub_setup.wait() != 0 or "Error" in grub_results:
logger.error("grub2-install Failed")
return False
else:
logger.debug("Generating Grub2 Templates")
if _functions.is_efi_boot():
if not os.path.exists("/liveos/efi/EFI/%s" % self.efi_dir_name):
os.makedirs("/liveos/efi/EFI/%s" % self.efi_dir_name)
grub_conf = open(self.grub_config_file, "w")
grub_conf.write(GRUB2_CONFIG_TEMPLATE % self.grub_dict)
if self.oldtitle is not None:
partB = 0
if self.partN == 0:
partB = 1
self.grub_dict['oldtitle'] = self.oldtitle
self.grub_dict['partB'] = partB
grub_conf.write(GRUB2_BACKUP_TEMPLATE % self.grub_dict)
grub_conf.close()
if os.path.exists("/liveos/efi/EFI"):
efi_grub_conf = open("/liveos/efi/EFI/%s/grub.cfg" \
% self.efi_dir_name, "w")
# inject efi console output modules
efi_grub_conf.write(GRUB2_EFI_CONFIG_TEMPLATE)
efi_grub_conf.write(GRUB2_CONFIG_TEMPLATE % self.grub_dict)
if self.oldtitle is not None:
partB = 0
if self.partN == 0:
partB = 1
self.grub_dict['oldtitle'] = self.oldtitle
self.grub_dict['partB'] = partB
efi_grub_conf.write(GRUB2_BACKUP_TEMPLATE % self.grub_dict)
efi_grub_conf.close()
_functions.system("umount /liveos")
_functions.remove_efi_entry(self.efi_dir_name)
logger.info("Grub2 Install Completed")
return True
return True
def perform_partitioning(self):
if self.HOSTVGDRIVE is None and not _functions.is_iscsi_install():
logger.error("\nNo storage device selected.")
return False
if self.BOOTDRIVE is None and _functions.is_iscsi_install():
logger.error("No storage device selected.")
return False
if not self.cross_check_host_app():
logger.error("Skip disk partitioning, AppVG overlaps with HostVG")
return False
if _functions.has_fakeraid(self.HOSTVGDRIVE):
if not handle_fakeraid(self.HOSTVGDRIVE):
return False
if _functions.has_fakeraid(self.ROOTDRIVE):
if not handle_fakeraid(self.ROOTDRIVE):
return False
logger.info("Saving parameters")
_functions.unmount_config("/etc/default/ovirt")
if not self.check_partition_sizes():
return False
# Check for still remaining HostVGs this can be the case when
# Node was installed on a disk not given in storage_init
# rhbz#872114
existing_vgs = str(_functions.passthrough("vgs"))
for vg in existing_vgs.split("\n"):
vg = vg.strip()
if "HostVG" in str(vg):
logger.error("An existing installation was found or not " +
"all VGs could be removed. " +
"Please manually cleanup the storage using " +
"standard disk tools.")
return False
logger.info("Removing old LVM partitions")
# HostVG must not exist at this point
# we wipe only foreign LVM here
logger.info("Wiping LVM on HOSTVGDRIVE %s" % self.HOSTVGDRIVE)
if not self.wipe_lvm_on_disk(self.HOSTVGDRIVE):
logger.error("Wiping LVM on %s Failed" % self.HOSTVGDRIVE)
return False
logger.info("Wiping LVM on ROOTDRIVE %s" % self.ROOTDRIVE)
if not self.wipe_lvm_on_disk(self.ROOTDRIVE):
logger.error("Wiping LVM on %s Failed" % self.ROOTDRIVE)
return False
logger.info("Wiping LVM on BOOTDRIVE %s" % self.BOOTDRIVE)
if not self.wipe_lvm_on_disk(self.BOOTDRIVE):
logger.error("Wiping LVM on %s Failed" % self.BOOTDRIVE)
return False
logger.debug("Old LVM partitions should be gone.")
logger.debug(_functions.passthrough("vgdisplay -v"))
self.boot_size_si = self.BOOT_SIZE * (1024 * 1024) / (1000 * 1000)
if _functions.is_iscsi_install():
if "OVIRT_ISCSI_NAME" in _functions.OVIRT_VARS:
iscsi_name = _functions.OVIRT_VARS["OVIRT_ISCSI_NAME"]
set_iscsi_initiator(iscsi_name)
# login to target and setup disk
get_targets = ("iscsiadm -m discovery -p %s:%s -t sendtargets" %
(_functions.OVIRT_VARS["OVIRT_ISCSI_TARGET_HOST"],
_functions.OVIRT_VARS["OVIRT_ISCSI_TARGET_PORT"]))
_functions.system(get_targets)
before_login_drvs = self.get_dev_name()
logger.debug(before_login_drvs)
login_cmd = ("iscsiadm -m node -T %s -p %s:%s -l" %
(_functions.OVIRT_VARS["OVIRT_ISCSI_TARGET_NAME"],
_functions.OVIRT_VARS["OVIRT_ISCSI_TARGET_HOST"],
_functions.OVIRT_VARS["OVIRT_ISCSI_TARGET_PORT"]))
_functions.system(login_cmd)
_functions.system("multipath -r")
after_login_drvs = self.get_dev_name()
logger.debug(after_login_drvs)
logger.info("iSCSI enabled, partitioning boot drive: %s" %
self.BOOTDRIVE)
_functions.wipe_partitions(self.BOOTDRIVE)
self.reread_partitions(self.BOOTDRIVE)
logger.info("Creating boot partition")
parted_cmd = "parted %s -s \"mklabel %s\"" % (self.BOOTDRIVE,
self.LABEL_TYPE)
_functions.system(parted_cmd)
self.create_efi_partition()
boot_end_mb = self.EFI_SIZE + self.BOOT_SIZE
parted_cmd = ("parted \"%s\" -s \"mkpart primary ext2 %sM %sM\"" %
(self.BOOTDRIVE, self.EFI_SIZE, boot_end_mb))
_functions.system(parted_cmd)
parted_cmd = ("parted \"%s\" -s \"mkpart primary ext2 %sM %sM\"" %
(self.BOOTDRIVE , boot_end_mb, boot_end_mb + self.BOOT_SIZE))
_functions.system(parted_cmd)
parted_cmd = ("parted \"" + self.BOOTDRIVE + "\" -s \"set 1 " +
"boot on\"")
_functions.system(parted_cmd)
self.reread_partitions(self.BOOTDRIVE)
partboot = self.BOOTDRIVE + "2"
partbootbackup = self.BOOTDRIVE + "3"
if not os.path.exists(partboot):
logger.debug("%s does not exist" % partboot)
partboot = self.BOOTDRIVE + "p2"
partbootbackup = self.BOOTDRIVE + "p3"
# sleep to ensure filesystems are created before continuing
_functions.system("udevadm settle")
_functions.system("mke2fs \"" + str(partboot) + "\" -L Boot")
_functions.system("tune2fs -c 0 -i 0 \"" + str(partboot) + "\"")
_functions.system("ln -snf \"" + partboot + \
"\" /dev/disk/by-label/Boot")
_functions.system("mke2fs \"" + str(partbootbackup) + \
"\" -L BootBackup")
_functions.system("tune2fs -c 0 -i 0 \"" + \
str(partbootbackup) + "\"")
_functions.system("ln -snf \"" + partbootbackup +
"\" /dev/disk/by-label/BootBackup")
self.ISCSIDRIVE = _functions.translate_multipath_device(
_functions.OVIRT_VARS["OVIRT_ISCSI_INIT"])
logger.debug(self.ISCSIDRIVE)
if self.create_iscsiroot():
logger.info("iSCSI Root Partitions Created")
if self.create_hostvg():
if len(self.APPVGDRIVE) > 0:
self.create_appvg()
logger.info("Completed!")
return True
if ("OVIRT_ROOT_INSTALL" in _functions.OVIRT_VARS and
_functions.OVIRT_VARS["OVIRT_ROOT_INSTALL"] == "y" and not \
_functions.is_iscsi_install()):
logger.info("Partitioning root drive: " + self.ROOTDRIVE)
_functions.wipe_partitions(self.ROOTDRIVE)
self.reread_partitions(self.ROOTDRIVE)
logger.info("Labeling Drive: " + self.ROOTDRIVE)
parted_cmd = ("parted \"" + self.ROOTDRIVE + "\" -s \"mklabel " +
self.LABEL_TYPE + "\"")
_functions.passthrough(parted_cmd, logger.debug)
logger.debug("Creating Root and RootBackup Partitions")
if _functions.is_efi_boot():
self.create_efi_partition()
else:
# create partition labeled bios_grub
parted_cmd = ("parted \"" + self.ROOTDRIVE +
"\" -s \"mkpart primary 1M " +
str(self.EFI_SIZE) + "M\"")
_functions.passthrough(parted_cmd, logger.debug)
parted_cmd = ("parted \"" + self.ROOTDRIVE +
"\" -s \"set 1 bios_grub on\"")
_functions.passthrough(parted_cmd, logger.debug)
parted_cmd = ("parted \"" + self.ROOTDRIVE +
"\" -s \"mkpart primary ext2 " + str(self.EFI_SIZE) +
"M " + str(self.Root_end) + "M\"")
_functions.passthrough(parted_cmd, logger.debug)
parted_cmd = ("parted \"" + self.ROOTDRIVE +
"\" -s \"mkpart primary ext2 " +
str(self.Root_end) + "M " +
str(self.RootBackup_end) + "M\"")
logger.debug(parted_cmd)
_functions.system(parted_cmd)
_functions.system("sync ; udevadm settle ; partprobe")
parted_cmd = ("parted \"" + self.ROOTDRIVE +
"\" -s \"set 2 boot on\"")
logger.debug(parted_cmd)
_functions.system(parted_cmd)
# force reload some cciss devices will fail to mkfs
_functions.system("multipath -r &>/dev/null")
self.reread_partitions(self.ROOTDRIVE)
partroot = self.ROOTDRIVE + "2"
partrootbackup = self.ROOTDRIVE + "3"
if not os.path.exists(partroot):
partroot = self.ROOTDRIVE + "p2"
partrootbackup = self.ROOTDRIVE + "p3"
_functions.system("mke2fs \"" + partroot + "\" -L Root")
_functions.system("tune2fs -c 0 -i 0 \"" + partroot + "\"")
_functions.system("ln -snf \"" + partrootbackup +
"\" /dev/disk/by-label/RootBackup")
_functions.system("mke2fs \"" + partrootbackup + \
"\" -L RootBackup")
_functions.system("tune2fs -c 0 -i 0 \"" + partrootbackup + "\"")
hostvg1 = self.HOSTVGDRIVE.split(",")[0]
self.reread_partitions(self.ROOTDRIVE)
if self.ROOTDRIVE != hostvg1:
_functions.system("parted \"" + hostvg1 + "\" -s \"mklabel " +
self.LABEL_TYPE + "\"")
if self.create_hostvg():
if len(self.APPVGDRIVE) > 0:
self.create_appvg()
else:
return False
if ("OVIRT_CRYPT_SWAP2" in _functions.OVIRT_VARS or
"OVIRT_CRYPT_SWAP" in _functions.OVIRT_VARS):
_functions.ovirt_store_config("/etc/ovirt-crypttab")
return True
def ovirt_boot_setup(self, reboot="N"):
self.generate_paths()
logger.info("Installing the image.")
# copy grub.efi to safe location
if _functions.is_efi_boot():
if "OVIRT_ISCSI_INSTALL" in OVIRT_VARS:
_functions.system("umount /boot")
if os.path.isfile("/boot/efi/%s/grubx64.efi" % self.efi_path):
shutil.copy("/boot/efi/%s/grubx64.efi" % self.efi_path, "/tmp")
else:
shutil.copy("/boot/efi/%s/grub.efi" % self.efi_path, "/tmp")
_functions.mount_boot()
if "OVIRT_ROOT_INSTALL" in OVIRT_VARS:
if OVIRT_VARS["OVIRT_ROOT_INSTALL"] == "n":
logger.info("Root Installation Not Required, Finished.")
return True
self.oldtitle = None
grub_config_file = None
if _functions.findfs("Boot") and _functions.is_upgrade():
grub_config_file = "/boot/grub/grub.conf"
if not _functions.connect_iscsi_root():
return False
_functions.mount_liveos()
if os.path.ismount("/liveos"):
if os.path.exists("/liveos/vmlinuz0") \
and os.path.exists("/liveos/initrd0.img"):
grub_config_file = self.grub_config_file
elif not _functions.is_firstboot():
# find existing iscsi install
if _functions.findfs("Boot"):
grub_config_file = "/boot/grub/grub.conf"
elif os.path.ismount("/dev/.initramfs/live"):
if not _functions.grub2_available():
grub_config_file = "/dev/.initramfs/live/grub/grub.conf"
else:
grub_config_file = "/dev/.initramfs/live/grub2/grub.cfg"
elif os.path.ismount("/run/initramfs/live"):
grub_config_file = "/run/initramfs/live/grub/grub.conf"
if _functions.is_upgrade() and not _functions.is_iscsi_install():
_functions.mount_liveos()
grub_config_file = "/liveos/grub/grub.conf"
if _functions.is_iscsi_install() or _functions.findfs("Boot") \
and not _functions.is_efi_boot():
grub_config_file = "/boot/grub/grub.conf"
if _functions.is_efi_boot():
logger.debug(str(os.listdir("/liveos")))
_functions.system("umount /liveos")
_functions.mount_efi(target="/liveos")
if self.efi_name == "fedora":
grub_config_file = "/liveos/EFI/fedora/grub.cfg"
else:
grub_config_file = "/liveos/%s/grub.conf" % self.efi_path
grub_config_file_exists = grub_config_file is not None \
and os.path.exists(grub_config_file)
logger.debug("Grub config file is: %s" % grub_config_file)
logger.debug("Grub config file exists: %s" % grub_config_file_exists)
if not grub_config_file is None and os.path.exists(grub_config_file):
f = open(grub_config_file)
oldgrub = f.read()
f.close()
if _functions.grub2_available():
m = re.search("^menuentry (.*)$", oldgrub, re.MULTILINE)
else:
m = re.search("^title (.*)$", oldgrub, re.MULTILINE)
if m is not None:
self.oldtitle = m.group(1)
# strip off extra title characters
if _functions.grub2_available():
self.oldtitle = self.oldtitle.replace('"', '').strip(" {")
_functions.system("umount /liveos/efi")
_functions.system("umount /liveos")
if _functions.is_iscsi_install() or _functions.findfs("Boot"):
self.boot_candidate = None
boot_candidate_names = ["BootBackup", "BootUpdate", "BootNew"]
for trial in range(1, 3):
time.sleep(1)
for candidate_name in boot_candidate_names:
logger.debug(os.listdir("/dev/disk/by-label"))
if _functions.findfs(candidate_name):
self.boot_candidate = candidate_name
break
logger.debug("Trial %s to find candidate (%s)" % \
(trial, candidate_name))
if self.boot_candidate:
logger.debug("Found candidate: %s" % self.boot_candidate)
break
if not self.boot_candidate:
logger.error("Unable to find boot partition")
label_debug = ''
for label in os.listdir("/dev/disk/by-label"):
label_debug += "%s\n" % label
label_debug += _functions.subprocess_closefds("blkid", \
shell=True, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT).stdout.read()
logger.debug(label_debug)
return False
else:
boot_candidate_dev = _functions.findfs(self.boot_candidate)
# prepare Root partition update
if self.boot_candidate != "BootNew":
e2label_cmd = "e2label \"%s\" BootNew" % boot_candidate_dev
logger.debug(e2label_cmd)
if not _functions.system(e2label_cmd):
logger.error("Failed to label new Boot partition")
return False
_functions.system("umount /boot")
_functions.system("mount %s /boot &>/dev/null" \
% boot_candidate_dev)
candidate = None
candidate_dev = None
candidate_names = ["RootBackup", "RootUpdate", "RootNew"]
for trial in range(1, 3):
time.sleep(1)
for candidate_name in candidate_names:
candidate_dev = _functions.findfs(candidate_name)
logger.debug("Finding %s: '%s'" %
(candidate_name, candidate_dev))
if candidate_dev:
candidate = candidate_name
logger.debug("Found: %s" % candidate)
break
logger.debug("Trial %s to find candidate (%s)" %
(trial, candidate_name))
if candidate:
logger.debug("Found candidate: '%s'" % candidate)
break
if not candidate:
logger.error("Unable to find root partition")
label_debug = ''
for label in os.listdir("/dev/disk/by-label"):
label_debug += "%s\n" % label
label_debug += _functions.subprocess_closefds(
"blkid",
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT).stdout.read()
logger.debug(label_debug)
return False
try:
self.disk = candidate_dev
logger.info("Candidate device: %s" % candidate_dev)
logger.info("Candidate disk: %s" % self.disk)
# grub2 starts at part 1
self.partN = int(self.disk[-1:])
if not _functions.grub2_available():
self.partN = self.partN - 1
except:
logger.debug("Failed to get partition", exc_info=True)
return False
if self.disk is None or self.partN < 0:
logger.error("Failed to determine Root partition number")
return False
# prepare Root partition update
if candidate != "RootNew":
e2label_cmd = "e2label \"%s\" RootNew" % candidate_dev
logger.debug(e2label_cmd)
if not _functions.system(e2label_cmd):
logger.error("Failed to label new Root partition")
return False
mount_cmd = "mount \"%s\" /liveos" % candidate_dev
if not _functions.system(mount_cmd):
logger.error("Failed to mount %s on /liveos" % candidate_dev)
_functions.system("lsof")
_functions.system("dmsetup info -c")
_functions.system("cat /proc/mounts")
_functions.system("multipath -ll")
_functions.system("lsblk")
_functions.system("ls -l /dev/mapper")
_functions.system("rm -rf /liveos/LiveOS")
_functions.system("mkdir -p /liveos/LiveOS")
_functions.mount_live()
if os.path.isdir(self.grub_dir):
shutil.rmtree(self.grub_dir)
if not os.path.exists(self.grub_dir):
os.makedirs(self.grub_dir)
if _functions.is_efi_boot():
logger.info("efi detected, installing efi configuration")
_functions.system("mkdir /liveos/efi")
_functions.mount_efi()
_functions.system("mkdir -p /liveos/efi/%s" % self.efi_path)
if _functions.is_iscsi_install() or _functions.is_efi_boot():
if os.path.isfile("/tmp/grubx64.efi"):
shutil.copy(
"/tmp/grubx64.efi",
"/liveos/efi/%s/grubx64.efi" % self.efi_path)
else:
shutil.copy("/tmp/grub.efi",
"/liveos/efi/%s/grub.efi" % self.efi_path)
elif os.path.isfile("/boot/efi/%s/grubx64.efi" %
self.efi_path):
shutil.copy("/boot/efi/%s/grubx64.efi" % self.efi_path,
"/liveos/efi/%s/grubx64.efi" % self.efi_path)
else:
shutil.copy("/boot/efi/%s/grub.efi" % self.efi_path,
"/liveos/efi/%s/grub.efi" % self.efi_path)
if _functions.is_iscsi_install() or _functions.findfs(
"BootNew"):
self.disk = _functions.findfs("BootNew")
if not "/dev/mapper/" in self.disk:
efi_disk = self.disk[:-1]
else:
efi_disk = re.sub(r'p?[1,2,3]$', "", self.disk)
# generate grub legacy config for efi partition
#remove existing efi entries
_functions.remove_efi_entry(_functions.PRODUCT_SHORT)
if self.efi_name == "fedora":
_functions.add_efi_entry(
_functions.PRODUCT_SHORT,
("\\EFI\\%s\\grubx64.efi" % self.efi_name), efi_disk)
else:
if os.path.isfile("/liveos/efi/%s/grubx64.efi" %
self.efi_path):
_functions.add_efi_entry(
_functions.PRODUCT_SHORT,
("\\EFI\\%s\\grubx64.efi" % self.efi_name),
efi_disk)
else:
_functions.add_efi_entry(
_functions.PRODUCT_SHORT,
("\\EFI\\%s\\grub.efi" % self.efi_name), efi_disk)
self.kernel_image_copy()
# reorder tty0 to allow both serial and phys console after installation
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
self.root_param = "root=live:LABEL=Root"
if "OVIRT_NETWORK_LAYOUT" in OVIRT_VARS and \
OVIRT_VARS["OVIRT_NETWORK_LAYOUT"] == "bridged":
network_conf = "ip=br%s:dhcp bridge=br%s:%s" % \
(OVIRT_VARS["OVIRT_BOOTIF"],
OVIRT_VARS["OVIRT_BOOTIF"],
OVIRT_VARS["OVIRT_BOOTIF"])
else:
network_conf = "ip=%s:dhcp" % OVIRT_VARS["OVIRT_BOOTIF"]
self.bootparams = "netroot=iscsi:%s::%s::%s %s " % (
OVIRT_VARS["OVIRT_ISCSI_TARGET_HOST"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_PORT"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_NAME"], network_conf)
if "OVIRT_ISCSI_NAME" in OVIRT_VARS:
self.bootparams+= "iscsi_initiator=%s " % \
OVIRT_VARS["OVIRT_ISCSI_NAME"]
else:
self.root_param = "root=live:LABEL=Root"
self.bootparams = "ro rootfstype=auto rootflags=ro "
self.bootparams += OVIRT_VARS["OVIRT_BOOTPARAMS"].replace(
"console=tty0", "").replace("rd_NO_MULTIPATH", "")
if " " in self.disk:
# workaround for grub setup failing with spaces in dev.name:
# use first active sd* device
self.disk = re.sub("p[1,2,3]$", "", self.disk)
grub_disk_cmd = ("multipath -l " + "\"" + self.disk + "\" " +
"| egrep -o '[0-9]+:.*' " +
"| awk '/ active / {print $2}' " + "| head -n1")
logger.debug(grub_disk_cmd)
grub_disk = _functions.subprocess_closefds(
grub_disk_cmd,
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
grub_disk_output, grub_disk_err = grub_disk.communicate()
self.disk = grub_disk_output.strip()
if "cciss" in self.disk:
self.disk = self.disk.replace("!", "/")
# flush to sync DM and blockdev, workaround from rhbz#623846#c14
sysfs = open("/proc/sys/vm/drop_caches", "w")
sysfs.write("3")
sysfs.close()
if not self.disk.startswith("/dev/"):
self.disk = "/dev/" + self.disk
try:
if stat.S_ISBLK(os.stat(self.disk).st_mode):
try:
if stat.S_ISBLK(os.stat(self.disk[:-1]).st_mode):
# e.g. /dev/sda2
self.disk = self.disk[:-1]
except OSError:
pass
try:
if stat.S_ISBLK(os.stat(self.disk[:-2]).st_mode):
# e.g. /dev/mapper/WWIDp2
self.disk = self.disk[:-2]
except OSError:
pass
except OSError:
logger.error("Unable to determine disk for grub installation " +
traceback.format_exc())
return False
self.grub_dict = {
"product": _functions.PRODUCT_SHORT,
"version": _functions.PRODUCT_VERSION,
"release": _functions.PRODUCT_RELEASE,
"partN": self.partN,
"root_param": self.root_param,
"bootparams": self.bootparams,
"disk": self.disk,
"grub_dir": self.grub_dir,
"grub_prefix": self.grub_prefix,
"efi_hd": self.efi_hd,
"linux": "linux",
"initrd": "initrd",
}
if not _functions.is_firstboot():
if os.path.ismount("/live"):
with open("%s/version" % self.live_path) as version:
for line in version.readlines():
if "VERSION" in line:
key, value = line.split("=")
self.grub_dict["version"] = value.strip()
if "RELEASE" in line:
key, value = line.split("=")
self.grub_dict["release"] = value.strip()
if _functions.grub2_available():
if not self.grub2_install():
logger.error("Grub2 Installation Failed ")
return False
else:
logger.info("Grub2 EFI Installation Completed ")
else:
if not self.grub_install():
logger.error("Grub Installation Failed ")
return False
else:
logger.info("Grub Installation Completed")
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
# copy default for when Root/HostVG is inaccessible(iscsi upgrade)
shutil.copy(_functions.OVIRT_DEFAULTS, "/boot")
# mark new Boot ready to go, reboot() in ovirt-function switches it
# to active
e2label_cmd = "e2label \"%s\" BootUpdate" % boot_candidate_dev
if not _functions.system(e2label_cmd):
logger.error("Unable to relabel " + boot_candidate_dev +
" to RootUpdate ")
return False
else:
_functions.system("umount /liveos/efi")
_functions.system("umount /liveos")
# mark new Root ready to go, reboot() in ovirt-function switches it
# to active
e2label_cmd = "e2label \"%s\" RootUpdate" % candidate_dev
if not _functions.system(e2label_cmd):
logger.error("Unable to relabel " + candidate_dev +
" to RootUpdate ")
return False
_functions.system("udevadm settle --timeout=10")
#
# Rebuild the initramfs
# A few hacks are needed to prep the chroot
# The general issue is that we need to run dracut in the context fo the new iso
# and that we need to put the initrd in the right place of the new iso.
# These two things make the logic a bit more complicated.
#
mnts = []
try:
if not _functions.system("blkid -L RootUpdate"):
raise RuntimeError("RootUpdate not found")
# Let's mount the update fs, and use that kernel version and modules
# We need this work to help dracut
isomnt = tempfile.mkdtemp("RootUpdate")
squashmnt = tempfile.mkdtemp("RootUpdate-LiveOS")
updfs = tempfile.mkdtemp("RootUpdate-LiveOS-Img")
mnts += [isomnt, squashmnt, updfs]
# Unpack the iso
def _call(args):
logger.debug("Calling: %s" % args)
try:
out = subprocess.check_output(args)
logger.debug("Out: %s" % out)
except Exception as e:
logger.debug("Failed with: %s %s" % (e, e.output))
raise
_call(["mount", "LABEL=RootUpdate", isomnt])
_call(["mount", "%s/LiveOS/squashfs.img" % isomnt, squashmnt])
_call(["mount", "%s/LiveOS/ext3fs.img" % squashmnt, updfs])
# Now mount the update modules into place, and find the
# correct kver
def rbind(path, updfs=updfs):
dst = updfs + "/" + path
logger.debug("Binding %r to %r" % (path, dst))
_call(["mount", "--make-rshared", "--rbind", "/" + path, dst])
return dst
for path in ["etc", "dev", "proc", "sys", "tmp", "run", "var/tmp"]:
mnts += [rbind(path)]
upd_kver = str(
_functions.passthrough("ls -1 %s/lib/modules" %
updfs)).strip()
if len(upd_kver.splitlines()) != 1:
# It would be very unusual to see more than one kver directory
# in /lib/modules but might happen when using edit-node.
# Check via check_higher_kernel() the higher version available
upd_kver = self.check_higher_kernel(updfs)
if upd_kver is None:
raise RuntimeError("Unable to find the kernel version")
# Update initramfs to pickup multipath wwids
# Let /boot point to the filesystem on the update candidate partition
builder = _system.Initramfs(dracut_chroot=updfs,
boot_source=isomnt)
builder.rebuild(kver=upd_kver)
except Exception as e:
logger.debug("Failed to build initramfs: %s" % e, exc_info=True)
output = getattr(e, "output", "")
if output:
logger.debug("Output: %s" % output)
raise
finally:
# Clean up all eventual mounts
pass
# Disabled for now because akward things happen, we leave it to
# systemd to unnmount on reboot
# for mnt in reversed(mnts):
# d = _functions.passthrough("umount -fl %s" % mnt, logger.debug)
# logger.debug("Returned: %s" % d)
_functions.disable_firstboot()
if _functions.finish_install():
if _functions.is_firstboot():
_iscsi.iscsi_auto()
logger.info("Installation of %s Completed" % \
_functions.PRODUCT_SHORT)
if reboot is not None and reboot == "Y":
_system.async_reboot()
return True
else:
return False
def grub2_install(self):
GRUB2_EFI_CONFIG_TEMPLATE = """
insmod efi_gop
insmod efi_uga
"""
GRUB2_CONFIG_TEMPLATE = """
#default saved
set timeout=5
#hiddenmenu
menuentry "%(product)s %(version)s-%(release)s" {
set root=(hd0,%(partN)d)
search --no-floppy --label Root --set root
%(linux)s /vmlinuz0 %(root_param)s %(bootparams)s
%(initrd)s /initrd0.img
}"""
GRUB2_BACKUP_TEMPLATE = """
menuentry "BACKUP %(oldtitle)s" {
set root=(hd0,%(partB)d)
search --no-floppy --label RootBackup --set root
%(linux)s /vmlinuz0 root=live:LABEL=RootBackup %(bootparams)s
%(initrd)s /initrd0.img
} """
if _functions.is_iscsi_install():
disk = re.sub("p[1,2,3]$", "", \
_functions.findfs("BootNew"))
self.grub_dict["partN"] = int(_functions.findfs("BootNew")[-1:])
else:
disk = self.disk
if _functions.is_efi_boot():
boot_dir = self.initrd_dest + "/efi"
self.grub_dict["linux"] = "linuxefi"
self.grub_dict["initrd"] = "initrdefi"
else:
boot_dir = self.initrd_dest
if not _functions.is_efi_boot():
grub_setup_cmd = ("/sbin/grub2-install " + disk +
" --boot-directory=" + boot_dir +
" --root-directory=" + boot_dir +
" --efi-directory=" + boot_dir +
" --bootloader-id=" + self.efi_name + " --force")
_functions.system("echo '%s' >> /liveos/efi/cmd" % grub_setup_cmd)
logger.info(grub_setup_cmd)
grub_setup = _functions.subprocess_closefds(grub_setup_cmd, \
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
grub_results, grub_err = grub_setup.communicate()
logger.info(grub_results)
if grub_setup.wait() != 0 or "Error" in grub_results:
logger.error("grub2-install Failed")
return False
else:
efi_setup_cmd = (r'efibootmgr -c -L "RHEV-H" -l '
r'"\EFI\redhat\shim.efi" -d %s -p 1' % disk)
_functions.system("echo '%s' >> /liveos/efi/cmd" % efi_setup_cmd)
logger.info(efi_setup_cmd)
efi_setup = _functions.subprocess_closefds(
efi_setup_cmd,
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
efi_results, efi_err = efi_setup.communicate()
logger.info(efi_results)
if efi_setup.wait() != 0:
logger.error("efibootmgr setup failed")
return False
else:
shutil.copy("/boot/efi/%s/shim.efi" % self.efi_path,
"/liveos/efi/%s/shim.efi" % self.efi_path)
logger.debug("Generating Grub2 Templates")
if _functions.is_efi_boot():
if not os.path.exists("/liveos/efi/%s" % self.efi_path):
os.makedirs("/liveos/efi/%s" % self.efi_path)
grub_conf = open(self.grub_config_file, "w")
grub_conf.write(GRUB2_CONFIG_TEMPLATE % self.grub_dict)
if self.oldtitle is not None:
partB = 0
if self.partN == 0:
partB = 1
self.grub_dict['oldtitle'] = self.oldtitle
self.grub_dict['partB'] = partB
grub_conf.write(GRUB2_BACKUP_TEMPLATE % self.grub_dict)
grub_conf.close()
if os.path.exists("/liveos/efi/EFI"):
efi_grub_conf = open("/liveos/efi/%s/grub.cfg" \
% self.efi_path, "w")
# inject efi console output modules
efi_grub_conf.write(GRUB2_EFI_CONFIG_TEMPLATE)
efi_grub_conf.write(GRUB2_CONFIG_TEMPLATE % self.grub_dict)
if self.oldtitle is not None:
partB = 0
if self.partN == 0:
partB = 1
self.grub_dict['oldtitle'] = self.oldtitle
self.grub_dict['partB'] = partB
efi_grub_conf.write(GRUB2_BACKUP_TEMPLATE % self.grub_dict)
efi_grub_conf.close()
_functions.system("umount /liveos")
_functions.remove_efi_entry(self.efi_name)
logger.info("Grub2 Install Completed")
return True
return True
def grub_install(self):
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
self.disk = _functions.findfs("BootNew")
self.grub_dict["partN"] = int(self.disk[-1:]) - 1
if not "/dev/mapper/" in self.disk:
self.disk = self.disk[:-1]
else:
self.disk = re.sub("p[1,2,3]$", "", self.disk)
device_map = "(hd0) %s" % self.disk
logger.debug(device_map)
device_map_conf = open(self.grub_dir + "/device.map", "w")
device_map_conf.write(device_map)
device_map_conf.close()
GRUB_CONFIG_TEMPLATE = """
default saved
timeout 5
hiddenmenu
%(splashscreen)s
title %(product)s %(version)s-%(release)s
root (hd0,%(partN)d)
kernel /vmlinuz0 %(root_param)s %(bootparams)s
initrd /initrd0.img
savedefault
"""
GRUB_BACKUP_TEMPLATE = """
title BACKUP %(oldtitle)s
root (hd0,%(partB)d)
kernel /vmlinuz0 root=live:LABEL=RootBackup %(bootparams)s
initrd /initrd0.img
savedefault
"""
GRUB_SETUP_TEMPLATE = """
grub --device-map=%(grub_dir)s/device.map <<EOF
root (hd0,%(partN)d)
setup --prefix=%(grub_prefix)s (hd0)
EOF
"""
if _functions.is_efi_boot():
""" The EFI product path.
eg: HD(1,800,64000,faacb4ef-e361-455e-bd97-ca33632550c3)
"""
efi_cmd = "efibootmgr -v"
efi = _functions.subprocess_closefds(efi_cmd,
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
efi_out, efi_err = efi.communicate()
efi_out = efi_out.strip()
matches = re.search(_functions.PRODUCT_SHORT + r'\s+(HD\(.+?\))', \
efi_out)
if matches and matches.groups():
GRUB_EFIONLY_CONFIG = """%(efi_hd)s"""
GRUB_CONFIG_TEMPLATE = GRUB_EFIONLY_CONFIG + \
GRUB_CONFIG_TEMPLATE
self.grub_dict['efi_hd'] = "device (hd0) " + matches.group(1)
if os.path.exists("/live/EFI/BOOT/splash.xpm.gz"):
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
splashscreen = "splashimage=(hd0,%s)/grub/splash.xpm.gz" \
% self.grub_dict["partN"]
else:
splashscreen = "splashimage=(hd0,%s)/grub/splash.xpm.gz" \
% self.partN
else:
splashscreen = ""
self.grub_dict["splashscreen"] = splashscreen
GRUB_CONFIG_TEMPLATE % self.grub_dict
grub_conf = open(self.grub_config_file, "w")
grub_conf.write(GRUB_CONFIG_TEMPLATE % self.grub_dict)
if self.oldtitle is not None:
partB = 1
if self.partN == 1:
partB = 2
if _functions.is_iscsi_install() or _functions.findfs("Boot"):
partB = partB + 1
self.grub_dict['oldtitle'] = self.oldtitle
self.grub_dict['partB'] = partB
grub_conf.write(GRUB_BACKUP_TEMPLATE % self.grub_dict)
grub_conf.close()
# splashscreen
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
_functions.system("cp /live/EFI/BOOT/splash.xpm.gz /boot/grub")
else:
_functions.system("cp /live/EFI/BOOT/splash.xpm.gz /liveos/grub")
# usb devices requires default BOOTX64 entries
if _functions.is_efi_boot():
_functions.system("mkdir -p /liveos/efi/EFI/BOOT")
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
_functions.system("cp /tmp/grub.efi \
/liveos/efi/EFI/BOOT/BOOTX64.efi")
if os.path.isfile("/boot/efi/%s/grubx86.efi" % self.efi_path):
_functions.system("cp /boot/efi/%s/grubx64.efi \
/liveos/efi/EFI/BOOT/BOOTX64.efi" %
self.efi_path)
else:
_functions.system("cp /boot/efi/%s/grub.efi \
/liveos/efi/EFI/BOOT/BOOTX64.efi" %
self.efi_path)
_functions.system("cp %s /liveos/efi/EFI/BOOT/BOOTX64.conf" \
% self.grub_config_file)
_functions.system("umount /liveos/efi")
if not _functions.is_efi_boot():
for f in ["stage1", "stage2", "e2fs_stage1_5"]:
_functions.system("cp /usr/share/grub/x86_64-redhat/%s %s" % \
(f, self.grub_dir))
grub_setup_out = GRUB_SETUP_TEMPLATE % self.grub_dict
logger.debug(grub_setup_out)
grub_setup = _functions.subprocess_closefds(
grub_setup_out,
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
grub_results, grub_err = grub_setup.communicate()
logger.debug(grub_results)
if grub_setup.wait() != 0 or "Error" in grub_results:
logger.error("GRUB setup failed")
return False
return True
def ovirt_boot_setup(self, reboot="N"):
self.generate_paths()
logger.info("Installing the image.")
# copy grub.efi to safe location
if _functions.is_efi_boot():
if "OVIRT_ISCSI_INSTALL" in OVIRT_VARS:
_functions.system("umount /boot")
if os.path.isfile("/boot/efi/%s/grubx64.efi" % self.efi_path):
shutil.copy("/boot/efi/%s/grubx64.efi" % self.efi_path, "/tmp")
else:
shutil.copy("/boot/efi/%s/grub.efi" % self.efi_path, "/tmp")
_functions.mount_boot()
if "OVIRT_ROOT_INSTALL" in OVIRT_VARS:
if OVIRT_VARS["OVIRT_ROOT_INSTALL"] == "n":
logger.info("Root Installation Not Required, Finished.")
return True
self.oldtitle=None
grub_config_file = None
if _functions.findfs("Boot") and _functions.is_upgrade():
grub_config_file = "/boot/grub/grub.conf"
if not _functions.connect_iscsi_root():
return False
_functions.mount_liveos()
if os.path.ismount("/liveos"):
if os.path.exists("/liveos/vmlinuz0") \
and os.path.exists("/liveos/initrd0.img"):
grub_config_file = self.grub_config_file
elif not _functions.is_firstboot():
# find existing iscsi install
if _functions.findfs("Boot"):
grub_config_file = "/boot/grub/grub.conf"
elif os.path.ismount("/dev/.initramfs/live"):
if not _functions.grub2_available():
grub_config_file = "/dev/.initramfs/live/grub/grub.conf"
else:
grub_config_file = "/dev/.initramfs/live/grub2/grub.cfg"
elif os.path.ismount("/run/initramfs/live"):
grub_config_file = "/run/initramfs/live/grub/grub.conf"
if _functions.is_upgrade() and not _functions.is_iscsi_install():
_functions.mount_liveos()
grub_config_file = "/liveos/grub/grub.conf"
if _functions.is_iscsi_install() or _functions.findfs("Boot") \
and not _functions.is_efi_boot():
grub_config_file = "/boot/grub/grub.conf"
if _functions.is_efi_boot():
logger.debug(str(os.listdir("/liveos")))
_functions.system("umount /liveos")
_functions.mount_efi(target="/liveos")
if self.efi_name == "fedora":
grub_config_file = "/liveos/EFI/fedora/grub.cfg"
else:
grub_config_file = "/liveos/%s/grub.conf" % self.efi_path
grub_config_file_exists = grub_config_file is not None \
and os.path.exists(grub_config_file)
logger.debug("Grub config file is: %s" % grub_config_file)
logger.debug("Grub config file exists: %s" % grub_config_file_exists)
if not grub_config_file is None and os.path.exists(grub_config_file):
f=open(grub_config_file)
oldgrub=f.read()
f.close()
if _functions.grub2_available():
m=re.search("^menuentry (.*)$", oldgrub, re.MULTILINE)
else:
m=re.search("^title (.*)$", oldgrub, re.MULTILINE)
if m is not None:
self.oldtitle=m.group(1)
# strip off extra title characters
if _functions.grub2_available():
self.oldtitle = self.oldtitle.replace('"','').strip(" {")
_functions.system("umount /liveos/efi")
_functions.system("umount /liveos")
if _functions.is_iscsi_install() or _functions.findfs("Boot"):
self.boot_candidate = None
boot_candidate_names = ["BootBackup", "BootUpdate", "BootNew"]
for trial in range(1, 3):
time.sleep(1)
for candidate_name in boot_candidate_names:
logger.debug(os.listdir("/dev/disk/by-label"))
if _functions.findfs(candidate_name):
self.boot_candidate = candidate_name
break
logger.debug("Trial %s to find candidate (%s)" % \
(trial, candidate_name))
if self.boot_candidate:
logger.debug("Found candidate: %s" % self.boot_candidate)
break
if not self.boot_candidate:
logger.error("Unable to find boot partition")
label_debug = ''
for label in os.listdir("/dev/disk/by-label"):
label_debug += "%s\n" % label
label_debug += _functions.subprocess_closefds("blkid", \
shell=True, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT).stdout.read()
logger.debug(label_debug)
return False
else:
boot_candidate_dev = _functions.findfs(self.boot_candidate)
# prepare Root partition update
if self.boot_candidate != "BootNew":
e2label_cmd = "e2label \"%s\" BootNew" % boot_candidate_dev
logger.debug(e2label_cmd)
if not _functions.system(e2label_cmd):
logger.error("Failed to label new Boot partition")
return False
_functions.system("umount /boot")
_functions.system("mount %s /boot &>/dev/null" \
% boot_candidate_dev)
candidate = None
candidate_dev = None
candidate_names = ["RootBackup", "RootUpdate", "RootNew"]
for trial in range(1, 3):
time.sleep(1)
for candidate_name in candidate_names:
candidate_dev = _functions.findfs(candidate_name)
logger.debug("Finding %s: '%s'" % (candidate_name, candidate_dev))
if candidate_dev:
candidate = candidate_name
logger.debug("Found: %s" % candidate)
break
logger.debug("Trial %s to find candidate (%s)" % (trial,
candidate_name))
if candidate:
logger.debug("Found candidate: '%s'" % candidate)
break
if not candidate:
logger.error("Unable to find root partition")
label_debug = ''
for label in os.listdir("/dev/disk/by-label"):
label_debug += "%s\n" % label
label_debug += _functions.subprocess_closefds("blkid", shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT).stdout.read()
logger.debug(label_debug)
return False
try:
self.disk = candidate_dev
logger.info("Candidate device: %s" % candidate_dev)
logger.info("Candidate disk: %s" % self.disk)
# grub2 starts at part 1
self.partN = int(self.disk[-1:])
if not _functions.grub2_available():
self.partN = self.partN - 1
except:
logger.debug("Failed to get partition", exc_info=True)
return False
if self.disk is None or self.partN < 0:
logger.error("Failed to determine Root partition number")
return False
# prepare Root partition update
if candidate != "RootNew":
e2label_cmd = "e2label \"%s\" RootNew" % candidate_dev
logger.debug(e2label_cmd)
if not _functions.system(e2label_cmd):
logger.error("Failed to label new Root partition")
return False
mount_cmd = "mount \"%s\" /liveos" % candidate_dev
if not _functions.system(mount_cmd):
logger.error("Failed to mount %s on /liveos" % candidate_dev)
_functions.system("lsof")
_functions.system("dmsetup info -c")
_functions.system("cat /proc/mounts")
_functions.system("multipath -ll")
_functions.system("lsblk")
_functions.system("ls -l /dev/mapper")
_functions.system("rm -rf /liveos/LiveOS")
_functions.system("mkdir -p /liveos/LiveOS")
_functions.mount_live()
if os.path.isdir(self.grub_dir):
shutil.rmtree(self.grub_dir)
if not os.path.exists(self.grub_dir):
os.makedirs(self.grub_dir)
if _functions.is_efi_boot():
logger.info("efi detected, installing efi configuration")
_functions.system("mkdir /liveos/efi")
_functions.mount_efi()
_functions.system("mkdir -p /liveos/efi/%s" % self.efi_path)
if _functions.is_iscsi_install() or _functions.is_efi_boot():
if os.path.isfile("/tmp/grubx64.efi"):
shutil.copy("/tmp/grubx64.efi",
"/liveos/efi/%s/grubx64.efi" %
self.efi_path)
else:
shutil.copy("/tmp/grub.efi",
"/liveos/efi/%s/grub.efi" % self.efi_path)
elif os.path.isfile("/boot/efi/%s/grubx64.efi" %
self.efi_path):
shutil.copy("/boot/efi/%s/grubx64.efi" % self.efi_path,
"/liveos/efi/%s/grubx64.efi" % self.efi_path)
else:
shutil.copy("/boot/efi/%s/grub.efi" % self.efi_path,
"/liveos/efi/%s/grub.efi" % self.efi_path)
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
self.disk = _functions.findfs("BootNew")
if not "/dev/mapper/" in self.disk:
efi_disk = self.disk[:-1]
else:
efi_disk = re.sub(r'p?[1,2,3]$', "", self.disk)
# generate grub legacy config for efi partition
#remove existing efi entries
_functions.remove_efi_entry(_functions.PRODUCT_SHORT)
if self.efi_name == "fedora":
_functions.add_efi_entry(_functions.PRODUCT_SHORT,
("\\EFI\\%s\\grubx64.efi" %
self.efi_name),
efi_disk)
else:
if os.path.isfile("/liveos/efi/%s/grubx64.efi" %
self.efi_path):
_functions.add_efi_entry(_functions.PRODUCT_SHORT,
("\\EFI\\%s\\grubx64.efi" %
self.efi_name),
efi_disk)
else:
_functions.add_efi_entry(_functions.PRODUCT_SHORT,
("\\EFI\\%s\\grub.efi" %
self.efi_name),
efi_disk)
self.kernel_image_copy()
# reorder tty0 to allow both serial and phys console after installation
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
self.root_param = "root=live:LABEL=Root"
if "OVIRT_NETWORK_LAYOUT" in OVIRT_VARS and \
OVIRT_VARS["OVIRT_NETWORK_LAYOUT"] == "bridged":
network_conf = "ip=br%s:dhcp bridge=br%s:%s" % \
(OVIRT_VARS["OVIRT_BOOTIF"],
OVIRT_VARS["OVIRT_BOOTIF"],
OVIRT_VARS["OVIRT_BOOTIF"])
else:
network_conf = "ip=%s:dhcp" % OVIRT_VARS["OVIRT_BOOTIF"]
self.bootparams = "netroot=iscsi:%s::%s::%s %s " % (
OVIRT_VARS["OVIRT_ISCSI_TARGET_HOST"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_PORT"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_NAME"],
network_conf)
if "OVIRT_ISCSI_NAME" in OVIRT_VARS:
self.bootparams+= "iscsi_initiator=%s " % \
OVIRT_VARS["OVIRT_ISCSI_NAME"]
else:
self.root_param = "root=live:LABEL=Root"
self.bootparams = "ro rootfstype=auto rootflags=ro "
self.bootparams += OVIRT_VARS["OVIRT_BOOTPARAMS"].replace(
"console=tty0", ""
).replace(
"rd_NO_MULTIPATH",
"")
if " " in self.disk:
# workaround for grub setup failing with spaces in dev.name:
# use first active sd* device
self.disk = re.sub("p[1,2,3]$", "", self.disk)
grub_disk_cmd = ("multipath -l " +
"\"" + self.disk + "\" " +
"| egrep -o '[0-9]+:.*' " +
"| awk '/ active / {print $2}' " +
"| head -n1")
logger.debug(grub_disk_cmd)
grub_disk = _functions.subprocess_closefds(grub_disk_cmd,
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
grub_disk_output, grub_disk_err = grub_disk.communicate()
self.disk = grub_disk_output.strip()
if "cciss" in self.disk:
self.disk = self.disk.replace("!", "/")
# flush to sync DM and blockdev, workaround from rhbz#623846#c14
sysfs = open("/proc/sys/vm/drop_caches", "w")
sysfs.write("3")
sysfs.close()
if not self.disk.startswith("/dev/"):
self.disk = "/dev/" + self.disk
try:
if stat.S_ISBLK(os.stat(self.disk).st_mode):
try:
if stat.S_ISBLK(os.stat(self.disk[:-1]).st_mode):
# e.g. /dev/sda2
self.disk = self.disk[:-1]
except OSError:
pass
try:
if stat.S_ISBLK(os.stat(self.disk[:-2]).st_mode):
# e.g. /dev/mapper/WWIDp2
self.disk = self.disk[:-2]
except OSError:
pass
except OSError:
logger.error("Unable to determine disk for grub installation " +
traceback.format_exc())
return False
self.grub_dict = {
"product": _functions.PRODUCT_SHORT,
"version": _functions.PRODUCT_VERSION,
"release": _functions.PRODUCT_RELEASE,
"partN": self.partN,
"root_param": self.root_param,
"bootparams": self.bootparams,
"disk": self.disk,
"grub_dir": self.grub_dir,
"grub_prefix": self.grub_prefix,
"efi_hd": self.efi_hd,
"linux": "linux",
"initrd": "initrd",
}
if not _functions.is_firstboot():
if os.path.ismount("/live"):
with open("%s/version" % self.live_path) as version:
for line in version.readlines():
if "VERSION" in line:
key, value = line.split("=")
self.grub_dict["version"] = value.strip()
if "RELEASE" in line:
key, value = line.split("=")
self.grub_dict["release"] = value.strip()
if _functions.grub2_available():
if not self.grub2_install():
logger.error("Grub2 Installation Failed ")
return False
else:
logger.info("Grub2 EFI Installation Completed ")
else:
if not self.grub_install():
logger.error("Grub Installation Failed ")
return False
else:
logger.info("Grub Installation Completed")
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
# copy default for when Root/HostVG is inaccessible(iscsi upgrade)
shutil.copy(_functions.OVIRT_DEFAULTS, "/boot")
# mark new Boot ready to go, reboot() in ovirt-function switches it
# to active
e2label_cmd = "e2label \"%s\" BootUpdate" % boot_candidate_dev
if not _functions.system(e2label_cmd):
logger.error("Unable to relabel " + boot_candidate_dev +
" to RootUpdate ")
return False
else:
_functions.system("umount /liveos/efi")
_functions.system("umount /liveos")
# mark new Root ready to go, reboot() in ovirt-function switches it
# to active
e2label_cmd = "e2label \"%s\" RootUpdate" % candidate_dev
if not _functions.system(e2label_cmd):
logger.error("Unable to relabel " + candidate_dev +
" to RootUpdate ")
return False
_functions.system("udevadm settle --timeout=10")
#
# Rebuild the initramfs
# A few hacks are needed to prep the chroot
# The general issue is that we need to run dracut in the context fo the new iso
# and that we need to put the initrd in the right place of the new iso.
# These two things make the logic a bit more complicated.
#
mnts = []
try:
if not _functions.system("blkid -L RootUpdate"):
raise RuntimeError("RootUpdate not found")
# Let's mount the update fs, and use that kernel version and modules
# We need this work to help dracut
isomnt = tempfile.mkdtemp("RootUpdate")
squashmnt = tempfile.mkdtemp("RootUpdate-LiveOS")
updfs = tempfile.mkdtemp("RootUpdate-LiveOS-Img")
mnts += [isomnt, squashmnt, updfs]
# Unpack the iso
def _call(args):
logger.debug("Calling: %s" % args)
try:
out = subprocess.check_output(args)
logger.debug("Out: %s" % out)
except Exception as e:
logger.debug("Failed with: %s %s" % (e, e.output))
raise
_call(["mount", "LABEL=RootUpdate", isomnt])
_call(["mount", "%s/LiveOS/squashfs.img" % isomnt, squashmnt])
_call(["mount", "%s/LiveOS/ext3fs.img" % squashmnt, updfs])
# Now mount the update modules into place, and find the
# correct kver
def rbind(path, updfs=updfs):
dst = updfs + "/" + path
logger.debug("Binding %r to %r" % (path, dst))
_call(["mount", "--make-rshared", "--rbind", "/" + path, dst])
return dst
for path in ["etc", "dev", "proc", "sys", "tmp", "run", "var/tmp"]:
mnts += [rbind(path)]
upd_kver = str(_functions.passthrough("ls -1 %s/lib/modules" % updfs)).strip()
if len(upd_kver.splitlines()) != 1:
# It would be very unusual to see more than one kver directory
# in /lib/modules, because our images just contain one kernel
raise RuntimeError("Found more than one kernel version")
# Update initramfs to pickup multipath wwids
# Let /boot point to the filesystem on the update candidate partition
builder = _system.Initramfs(dracut_chroot=updfs, boot_source=isomnt)
builder.rebuild(kver=upd_kver)
except Exception as e:
logger.debug("Failed to build initramfs: %s" % e, exc_info=True)
output = getattr(e, "output", "")
if output:
logger.debug("Output: %s" % output)
raise
finally:
# Clean up all eventual mounts
pass
# Disabled for now because akward things happen, we leave it to
# systemd to unnmount on reboot
# for mnt in reversed(mnts):
# d = _functions.passthrough("umount -fl %s" % mnt, logger.debug)
# logger.debug("Returned: %s" % d)
_functions.disable_firstboot()
if _functions.finish_install():
if _functions.is_firstboot():
_iscsi.iscsi_auto()
logger.info("Installation of %s Completed" % \
_functions.PRODUCT_SHORT)
if reboot is not None and reboot == "Y":
_system.async_reboot()
return True
else:
return False
def ovirt_boot_setup(self, reboot="N"):
self.generate_paths()
logger.info("Installing the image.")
# copy grub.efi to safe location
if _functions.is_efi_boot():
shutil.copy("/boot/efi/EFI/%s/grub.efi" % self.efi_dir_name,
"/tmp")
if "OVIRT_ROOT_INSTALL" in OVIRT_VARS:
if OVIRT_VARS["OVIRT_ROOT_INSTALL"] == "n":
logger.info("Root Installation Not Required, Finished.")
return True
self.oldtitle = None
grub_config_file = None
if _functions.findfs("Boot") and _functions.is_upgrade():
grub_config_file = "/boot/grub/grub.conf"
if not _functions.connect_iscsi_root():
return False
_functions.mount_liveos()
if os.path.ismount("/liveos"):
if os.path.exists("/liveos/vmlinuz0") \
and os.path.exists("/liveos/initrd0.img"):
grub_config_file = self.grub_config_file
elif not _functions.is_firstboot():
# find existing iscsi install
if _functions.findfs("Boot"):
grub_config_file = "/boot/grub/grub.conf"
elif os.path.ismount("/dev/.initramfs/live"):
if not _functions.grub2_available():
grub_config_file = "/dev/.initramfs/live/grub/grub.conf"
else:
grub_config_file = "/dev/.initramfs/live/grub2/grub.cfg"
elif os.path.ismount("/run/initramfs/live"):
grub_config_file = "/run/initramfs/live/grub/grub.conf"
if _functions.is_upgrade() and not _functions.is_iscsi_install():
_functions.mount_liveos()
grub_config_file = "/liveos/grub/grub.conf"
if _functions.is_efi_boot():
logger.debug(str(os.listdir("/liveos")))
_functions.system("umount /liveos")
_functions.mount_efi(target="/liveos")
if self.efi_dir_name == "fedora":
grub_config_file = "/liveos/EFI/fedora/grub.cfg"
else:
grub_config_file = "/liveos/EFI/redhat/grub.conf"
if _functions.is_iscsi_install() or _functions.findfs("Boot"):
grub_config_file = "/boot/grub/grub.conf"
grub_config_file_exists = grub_config_file is not None \
and os.path.exists(grub_config_file)
logger.debug("Grub config file is: %s" % grub_config_file)
logger.debug("Grub config file exists: %s" % grub_config_file_exists)
if not grub_config_file is None and os.path.exists(grub_config_file):
f = open(grub_config_file)
oldgrub = f.read()
f.close()
if _functions.grub2_available():
m = re.search("^menuentry (.*)$", oldgrub, re.MULTILINE)
else:
m = re.search("^title (.*)$", oldgrub, re.MULTILINE)
if m is not None:
self.oldtitle = m.group(1)
# strip off extra title characters
if _functions.grub2_available():
self.oldtitle = self.oldtitle.replace('"', '').strip(" {")
_functions.system("umount /liveos/efi")
_functions.system("umount /liveos")
if _functions.is_iscsi_install() or _functions.findfs("Boot"):
self.boot_candidate = None
boot_candidate_names = ["BootBackup", "BootUpdate", "BootNew"]
for trial in range(1, 3):
time.sleep(1)
_functions.system("partprobe")
for candidate_name in boot_candidate_names:
logger.debug(os.listdir("/dev/disk/by-label"))
if _functions.findfs(candidate_name):
self.boot_candidate = candidate_name
break
logger.debug("Trial %s to find candidate (%s)" % \
(trial, candidate_name))
if self.boot_candidate:
logger.debug("Found candidate: %s" % self.boot_candidate)
break
if not self.boot_candidate:
logger.error("Unable to find boot partition")
label_debug = ''
for label in os.listdir("/dev/disk/by-label"):
label_debug += "%s\n" % label
label_debug += _functions.subprocess_closefds("blkid", \
shell=True, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT).stdout.read()
logger.debug(label_debug)
return False
else:
boot_candidate_dev = _functions.findfs(self.boot_candidate)
# prepare Root partition update
if self.boot_candidate != "BootNew":
e2label_cmd = "e2label \"%s\" BootNew" % boot_candidate_dev
logger.debug(e2label_cmd)
if not _functions.system(e2label_cmd):
logger.error("Failed to label new Boot partition")
return False
_functions.system("umount /boot")
_functions.system("mount %s /boot &>/dev/null" \
% boot_candidate_dev)
candidate = None
candidate_names = ["RootBackup", "RootUpdate", "RootNew"]
for trial in range(1, 3):
time.sleep(1)
_functions.system("partprobe")
for candidate_name in candidate_names:
if _functions.findfs(candidate_name):
candidate = candidate_name
break
logger.debug("Trial %s to find candidate (%s)" %
(trial, candidate_name))
if candidate:
logger.debug("Found candidate: %s" % candidate)
break
if not candidate:
logger.error("Unable to find root partition")
label_debug = ''
for label in os.listdir("/dev/disk/by-label"):
label_debug += "%s\n" % label
label_debug += _functions.subprocess_closefds(
"blkid",
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT).stdout.read()
logger.debug(label_debug)
return False
try:
candidate_dev = self.disk = _functions.findfs(candidate)
logger.info(candidate_dev)
logger.info(self.disk)
# grub2 starts at part 1
self.partN = int(self.disk[-1:])
if not _functions.grub2_available():
self.partN = self.partN - 1
except:
logger.debug(traceback.format_exc())
return False
if self.disk is None or self.partN < 0:
logger.error("Failed to determine Root partition number")
return False
# prepare Root partition update
if candidate != "RootNew":
e2label_cmd = "e2label \"%s\" RootNew" % candidate_dev
logger.debug(e2label_cmd)
if not _functions.system(e2label_cmd):
logger.error("Failed to label new Root partition")
return False
mount_cmd = "mount \"%s\" /liveos" % candidate_dev
_functions.system(mount_cmd)
_functions.system("rm -rf /liveos/LiveOS")
_functions.system("mkdir -p /liveos/LiveOS")
_functions.mount_live()
if os.path.isdir(self.grub_dir):
shutil.rmtree(self.grub_dir)
if not os.path.exists(self.grub_dir):
os.makedirs(self.grub_dir)
if _functions.is_efi_boot():
logger.info("efi detected, installing efi configuration")
_functions.system("mkdir /liveos/efi")
_functions.mount_efi()
_functions.system("mkdir -p /liveos/efi/EFI/redhat")
if _functions.is_iscsi_install() or _functions.is_efi_boot():
shutil.copy("/tmp/grub.efi",
"/liveos/efi/EFI/redhat/grub.efi")
else:
shutil.copy("/boot/efi/EFI/redhat/grub.efi",
"/liveos/efi/EFI/redhat/grub.efi")
if _functions.is_iscsi_install() or _functions.findfs(
"BootNew"):
self.disk = _functions.findfs("BootNew")
if not "/dev/mapper/" in self.disk:
efi_disk = self.disk[:-1]
else:
efi_disk = re.sub("p[1,2,3]$", "", self.disk)
# generate grub legacy config for efi partition
#remove existing efi entries
_functions.remove_efi_entry(_functions.PRODUCT_SHORT)
if self.efi_dir_name == "fedora":
_functions.add_efi_entry(
_functions.PRODUCT_SHORT,
("\\EFI\\%s\\grubx64.efi" % self.efi_dir_name),
efi_disk)
else:
_functions.add_efi_entry(
_functions.PRODUCT_SHORT,
("\\EFI\\%s\\grub.efi" % self.efi_dir_name), efi_disk)
self.kernel_image_copy()
# reorder tty0 to allow both serial and phys console after installation
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
self.root_param = "root=live:LABEL=Root"
if "OVIRT_NETWORK_LAYOUT" in OVIRT_VARS and \
OVIRT_VARS["OVIRT_NETWORK_LAYOUT"] == "bridged":
network_conf = "ip=br%s:dhcp bridge=br%s:%s" % \
(OVIRT_VARS["OVIRT_BOOTIF"],
OVIRT_VARS["OVIRT_BOOTIF"],
OVIRT_VARS["OVIRT_BOOTIF"])
else:
network_conf = "ip=%s:dhcp" % OVIRT_VARS["OVIRT_BOOTIF"]
self.bootparams = "netroot=iscsi:%s::%s::%s %s " % (
OVIRT_VARS["OVIRT_ISCSI_TARGET_HOST"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_PORT"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_NAME"], network_conf)
if "OVIRT_ISCSI_NAME" in OVIRT_VARS:
self.bootparams+= "iscsi_initiator=%s " % \
OVIRT_VARS["OVIRT_ISCSI_NAME"]
else:
self.root_param = "root=live:LABEL=Root"
self.bootparams = "ro rootfstype=auto rootflags=ro "
self.bootparams += OVIRT_VARS["OVIRT_BOOTPARAMS"].replace(
"console=tty0", "").replace("rd_NO_MULTIPATH", "")
if " " in self.disk or os.path.exists("/dev/cciss"):
# workaround for grub setup failing with spaces in dev.name:
# use first active sd* device
self.disk = re.sub("p[1,2,3]$", "", self.disk)
grub_disk_cmd = ("multipath -l " + "\"" + self.disk + "\" " +
"| egrep -o '[0-9]+:.*' " +
"| awk '/ active / {print $2}' " + "| head -n1")
logger.debug(grub_disk_cmd)
grub_disk = _functions.subprocess_closefds(
grub_disk_cmd,
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
grub_disk_output, grub_disk_err = grub_disk.communicate()
self.disk = grub_disk_output.strip()
if "cciss" in self.disk:
self.disk = self.disk.replace("!", "/")
# flush to sync DM and blockdev, workaround from rhbz#623846#c14
sysfs = open("/proc/sys/vm/drop_caches", "w")
sysfs.write("3")
sysfs.close()
partprobe_cmd = "partprobe \"/dev/%s\"" % self.disk
logger.debug(partprobe_cmd)
_functions.system(partprobe_cmd)
if not self.disk.startswith("/dev/"):
self.disk = "/dev/" + self.disk
try:
if stat.S_ISBLK(os.stat(self.disk).st_mode):
try:
if stat.S_ISBLK(os.stat(self.disk[:-1]).st_mode):
# e.g. /dev/sda2
self.disk = self.disk[:-1]
except OSError:
pass
try:
if stat.S_ISBLK(os.stat(self.disk[:-2]).st_mode):
# e.g. /dev/mapper/WWIDp2
self.disk = self.disk[:-2]
except OSError:
pass
except OSError:
logger.error("Unable to determine disk for grub installation " +
traceback.format_exc())
return False
self.grub_dict = {
"product": _functions.PRODUCT_SHORT,
"version": _functions.PRODUCT_VERSION,
"release": _functions.PRODUCT_RELEASE,
"partN": self.partN,
"root_param": self.root_param,
"bootparams": self.bootparams,
"disk": self.disk,
"grub_dir": self.grub_dir,
"grub_prefix": self.grub_prefix,
"efi_hd": self.efi_hd
}
if not _functions.is_firstboot():
if os.path.ismount("/live"):
with open("%s/version" % self.live_path) as version:
for line in version.readlines():
if "VERSION" in line:
key, value = line.split("=")
self.grub_dict["version"] = value.strip()
if "RELEASE" in line:
key, value = line.split("=")
self.grub_dict["release"] = value.strip()
if _functions.grub2_available():
if not self.grub2_install():
logger.error("Grub2 Installation Failed ")
return False
else:
logger.info("Grub2 EFI Installation Completed ")
else:
if not self.grub_install():
logger.error("Grub Installation Failed ")
return False
else:
logger.info("Grub Installation Completed")
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
# copy default for when Root/HostVG is inaccessible(iscsi upgrade)
shutil.copy(_functions.OVIRT_DEFAULTS, "/boot")
# mark new Boot ready to go, reboot() in ovirt-function switches it
# to active
e2label_cmd = "e2label \"%s\" BootUpdate" % boot_candidate_dev
if not _functions.system(e2label_cmd):
logger.error("Unable to relabel " + boot_candidate_dev +
" to RootUpdate ")
return False
else:
_functions.system("umount /liveos/efi")
_functions.system("umount /liveos")
# mark new Root ready to go, reboot() in ovirt-function switches it
# to active
e2label_cmd = "e2label \"%s\" RootUpdate" % candidate_dev
if not _functions.system(e2label_cmd):
logger.error("Unable to relabel " + candidate_dev +
" to RootUpdate ")
return False
_functions.disable_firstboot()
if _functions.finish_install():
if _functions.is_firstboot():
_iscsi.iscsi_auto()
logger.info("Installation of %s Completed" % \
_functions.PRODUCT_SHORT)
if reboot is not None and reboot == "Y":
_system.async_reboot()
return True
else:
return False
def ovirt_boot_setup(self, reboot="N"):
self.generate_paths()
logger.info("Installing the image.")
# copy grub.efi to safe location
if _functions.is_efi_boot():
if "OVIRT_ISCSI_INSTALL" in OVIRT_VARS:
_functions.system("umount /boot")
if os.path.isfile("/boot/efi/EFI/%s/grubx64.efi" %
self.efi_dir_name):
shutil.copy("/boot/efi/EFI/%s/grubx64.efi" % self.efi_dir_name,
"/tmp")
else:
shutil.copy("/boot/efi/EFI/%s/grub.efi" % self.efi_dir_name,
"/tmp")
_functions.mount_boot()
if "OVIRT_ROOT_INSTALL" in OVIRT_VARS:
if OVIRT_VARS["OVIRT_ROOT_INSTALL"] == "n":
logger.info("Root Installation Not Required, Finished.")
return True
self.oldtitle=None
grub_config_file = None
if _functions.findfs("Boot") and _functions.is_upgrade():
grub_config_file = "/boot/grub/grub.conf"
if not _functions.connect_iscsi_root():
return False
_functions.mount_liveos()
if os.path.ismount("/liveos"):
if os.path.exists("/liveos/vmlinuz0") \
and os.path.exists("/liveos/initrd0.img"):
grub_config_file = self.grub_config_file
elif not _functions.is_firstboot():
# find existing iscsi install
if _functions.findfs("Boot"):
grub_config_file = "/boot/grub/grub.conf"
elif os.path.ismount("/dev/.initramfs/live"):
if not _functions.grub2_available():
grub_config_file = "/dev/.initramfs/live/grub/grub.conf"
else:
grub_config_file = "/dev/.initramfs/live/grub2/grub.cfg"
elif os.path.ismount("/run/initramfs/live"):
grub_config_file = "/run/initramfs/live/grub/grub.conf"
if _functions.is_upgrade() and not _functions.is_iscsi_install():
_functions.mount_liveos()
grub_config_file = "/liveos/grub/grub.conf"
if _functions.is_iscsi_install() or _functions.findfs("Boot") \
and not _functions.is_efi_boot():
grub_config_file = "/boot/grub/grub.conf"
if _functions.is_efi_boot():
logger.debug(str(os.listdir("/liveos")))
_functions.system("umount /liveos")
_functions.mount_efi(target="/liveos")
if self.efi_dir_name == "fedora":
grub_config_file = "/liveos/EFI/fedora/grub.cfg"
else:
grub_config_file = "/liveos/EFI/redhat/grub.conf"
grub_config_file_exists = grub_config_file is not None \
and os.path.exists(grub_config_file)
logger.debug("Grub config file is: %s" % grub_config_file)
logger.debug("Grub config file exists: %s" % grub_config_file_exists)
if not grub_config_file is None and os.path.exists(grub_config_file):
f=open(grub_config_file)
oldgrub=f.read()
f.close()
if _functions.grub2_available():
m=re.search("^menuentry (.*)$", oldgrub, re.MULTILINE)
else:
m=re.search("^title (.*)$", oldgrub, re.MULTILINE)
if m is not None:
self.oldtitle=m.group(1)
# strip off extra title characters
if _functions.grub2_available():
self.oldtitle = self.oldtitle.replace('"','').strip(" {")
_functions.system("umount /liveos/efi")
_functions.system("umount /liveos")
if _functions.is_iscsi_install() or _functions.findfs("Boot"):
self.boot_candidate = None
boot_candidate_names = ["BootBackup", "BootUpdate", "BootNew"]
for trial in range(1, 3):
time.sleep(1)
for candidate_name in boot_candidate_names:
logger.debug(os.listdir("/dev/disk/by-label"))
if _functions.findfs(candidate_name):
self.boot_candidate = candidate_name
break
logger.debug("Trial %s to find candidate (%s)" % \
(trial, candidate_name))
if self.boot_candidate:
logger.debug("Found candidate: %s" % self.boot_candidate)
break
if not self.boot_candidate:
logger.error("Unable to find boot partition")
label_debug = ''
for label in os.listdir("/dev/disk/by-label"):
label_debug += "%s\n" % label
label_debug += _functions.subprocess_closefds("blkid", \
shell=True, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT).stdout.read()
logger.debug(label_debug)
return False
else:
boot_candidate_dev = _functions.findfs(self.boot_candidate)
# prepare Root partition update
if self.boot_candidate != "BootNew":
e2label_cmd = "e2label \"%s\" BootNew" % boot_candidate_dev
logger.debug(e2label_cmd)
if not _functions.system(e2label_cmd):
logger.error("Failed to label new Boot partition")
return False
_functions.system("umount /boot")
_functions.system("mount %s /boot &>/dev/null" \
% boot_candidate_dev)
candidate = None
candidate_dev = None
candidate_names = ["RootBackup", "RootUpdate", "RootNew"]
for trial in range(1, 3):
time.sleep(1)
for candidate_name in candidate_names:
candidate_dev = _functions.findfs(candidate_name)
logger.debug("Finding %s: '%s'" % (candidate_name, candidate_dev))
if candidate_dev:
candidate = candidate_name
logger.debug("Found: %s" % candidate)
break
logger.debug("Trial %s to find candidate (%s)" % (trial,
candidate_name))
if candidate:
logger.debug("Found candidate: '%s'" % candidate)
break
if not candidate:
logger.error("Unable to find root partition")
label_debug = ''
for label in os.listdir("/dev/disk/by-label"):
label_debug += "%s\n" % label
label_debug += _functions.subprocess_closefds("blkid", shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT).stdout.read()
logger.debug(label_debug)
return False
try:
self.disk = candidate_dev
logger.info("Candidate device: %s" % candidate_dev)
logger.info("Candidate disk: %s" % self.disk)
# grub2 starts at part 1
self.partN = int(self.disk[-1:])
if not _functions.grub2_available():
self.partN = self.partN - 1
except:
logger.debug("Failed to get partition", exc_info=True)
return False
if self.disk is None or self.partN < 0:
logger.error("Failed to determine Root partition number")
return False
# prepare Root partition update
if candidate != "RootNew":
e2label_cmd = "e2label \"%s\" RootNew" % candidate_dev
logger.debug(e2label_cmd)
if not _functions.system(e2label_cmd):
logger.error("Failed to label new Root partition")
return False
mount_cmd = "mount \"%s\" /liveos" % candidate_dev
if not _functions.system(mount_cmd):
logger.error("Failed to mount %s on /liveos" % candidate_dev)
_functions.system("lsof")
_functions.system("dmsetup info -c")
_functions.system("cat /proc/mounts")
_functions.system("multipath -ll")
_functions.system("lsblk")
_functions.system("ls -l /dev/mapper")
_functions.system("rm -rf /liveos/LiveOS")
_functions.system("mkdir -p /liveos/LiveOS")
_functions.mount_live()
if os.path.isdir(self.grub_dir):
shutil.rmtree(self.grub_dir)
if not os.path.exists(self.grub_dir):
os.makedirs(self.grub_dir)
if _functions.is_efi_boot():
logger.info("efi detected, installing efi configuration")
_functions.system("mkdir /liveos/efi")
_functions.mount_efi()
_functions.system("mkdir -p /liveos/efi/EFI/redhat")
if _functions.is_iscsi_install() or _functions.is_efi_boot():
if os.path.isfile("/tmp/grubx64.efi"):
shutil.copy("/tmp/grubx64.efi",
"/liveos/efi/EFI/redhat/grubx64.efi")
else:
shutil.copy("/tmp/grub.efi",
"/liveos/efi/EFI/redhat/grub.efi")
elif os.path.isfile("/boot/efi/EFI/redhat/grubx64.efi"):
shutil.copy("/boot/efi/EFI/redhat/grubx64.efi",
"/liveos/efi/EFI/redhat/grubx64.efi")
else:
shutil.copy("/boot/efi/EFI/redhat/grub.efi",
"/liveos/efi/EFI/redhat/grub.efi")
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
self.disk = _functions.findfs("BootNew")
if not "/dev/mapper/" in self.disk:
efi_disk = self.disk[:-1]
else:
efi_disk = re.sub(r'p?[1,2,3]$', "", self.disk)
# generate grub legacy config for efi partition
#remove existing efi entries
_functions.remove_efi_entry(_functions.PRODUCT_SHORT)
if self.efi_dir_name == "fedora":
_functions.add_efi_entry(_functions.PRODUCT_SHORT,
("\\EFI\\%s\\grubx64.efi" %
self.efi_dir_name),
efi_disk)
else:
if os.path.isfile("/liveos/efi/EFI/redhat/grubx64.efi"):
_functions.add_efi_entry(_functions.PRODUCT_SHORT,
("\\EFI\\%s\\grubx64.efi" %
self.efi_dir_name),
efi_disk)
else:
_functions.add_efi_entry(_functions.PRODUCT_SHORT,
("\\EFI\\%s\\grub.efi" %
self.efi_dir_name),
efi_disk)
self.kernel_image_copy()
# reorder tty0 to allow both serial and phys console after installation
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
self.root_param = "root=live:LABEL=Root"
if "OVIRT_NETWORK_LAYOUT" in OVIRT_VARS and \
OVIRT_VARS["OVIRT_NETWORK_LAYOUT"] == "bridged":
network_conf = "ip=br%s:dhcp bridge=br%s:%s" % \
(OVIRT_VARS["OVIRT_BOOTIF"],
OVIRT_VARS["OVIRT_BOOTIF"],
OVIRT_VARS["OVIRT_BOOTIF"])
else:
network_conf = "ip=%s:dhcp" % OVIRT_VARS["OVIRT_BOOTIF"]
self.bootparams = "netroot=iscsi:%s::%s::%s %s " % (
OVIRT_VARS["OVIRT_ISCSI_TARGET_HOST"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_PORT"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_NAME"],
network_conf)
if "OVIRT_ISCSI_NAME" in OVIRT_VARS:
self.bootparams+= "iscsi_initiator=%s " % \
OVIRT_VARS["OVIRT_ISCSI_NAME"]
else:
self.root_param = "root=live:LABEL=Root"
self.bootparams = "ro rootfstype=auto rootflags=ro "
self.bootparams += OVIRT_VARS["OVIRT_BOOTPARAMS"].replace(
"console=tty0", ""
).replace(
"rd_NO_MULTIPATH",
"")
is_mpath_root = self.disk and self.disk.startswith("/dev/mapper")
has_mpath_wwid = "mpath.wwid=" in self.bootparams
if is_mpath_root and not has_mpath_wwid:
"""We need to specify the wwid of the root device if it
is using multiple paths to prevent races within dracut.
Basically there are two options:
1. bake wwid of root device into initrd
2. pass wwid of root device on kernel cmdline
I choose 2 because it seems to be less invasive.
https://bugzilla.redhat.com/show_bug.cgi?id=1152948
"""
lsblkcmd = "lsblk -inls %s | awk 'FNR==2 {print $1}'" % self.disk
lsblkproc = _functions.subprocess_closefds(lsblkcmd, shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
lsblkout, lsblkerr = lsblkproc.communicate()
logger.debug("lsblk returned: %s -- %s" % (lsblkout, lsblkerr))
if not lsblkout.strip():
raise RuntimeError("Failed to determin parent of partition: %s" % self.disk)
part_parent = "/dev/mapper/" + lsblkout.strip()
logger.debug("lsblk found parent for partition %s: %s" % (self.disk, part_parent))
wwidcmd = "multipath -ll %s | egrep -o '^.*dm-[0-9]' | cut -d' ' -f1" % part_parent
logger.debug("Checking device for multipath: %s" % wwidcmd)
wwidproc = _functions.subprocess_closefds(wwidcmd, shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
wwidout, wwiderr = wwidproc.communicate()
logger.debug("multipath returned: %s -- %s" % (wwidout, wwiderr))
wwid = wwidout.strip()
if wwid:
logger.debug("Using multipath wwid: %s" % wwid)
self.bootparams += " mpath.wwid=%s" % wwid
logger.debug("Cmdline with mpath: %s" % self.bootparams)
else:
logger.debug("Got NO multipath wwid, not using any")
if " " in self.disk:
# workaround for grub setup failing with spaces in dev.name:
# use first active sd* device
self.disk = re.sub("p[1,2,3]$", "", self.disk)
grub_disk_cmd = ("multipath -l " +
"\"" + self.disk + "\" " +
"| egrep -o '[0-9]+:.*' " +
"| awk '/ active / {print $2}' " +
"| head -n1")
logger.debug(grub_disk_cmd)
grub_disk = _functions.subprocess_closefds(grub_disk_cmd,
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
grub_disk_output, grub_disk_err = grub_disk.communicate()
self.disk = grub_disk_output.strip()
if "cciss" in self.disk:
self.disk = self.disk.replace("!", "/")
# flush to sync DM and blockdev, workaround from rhbz#623846#c14
sysfs = open("/proc/sys/vm/drop_caches", "w")
sysfs.write("3")
sysfs.close()
if not self.disk.startswith("/dev/"):
self.disk = "/dev/" + self.disk
try:
if stat.S_ISBLK(os.stat(self.disk).st_mode):
try:
if stat.S_ISBLK(os.stat(self.disk[:-1]).st_mode):
# e.g. /dev/sda2
self.disk = self.disk[:-1]
except OSError:
pass
try:
if stat.S_ISBLK(os.stat(self.disk[:-2]).st_mode):
# e.g. /dev/mapper/WWIDp2
self.disk = self.disk[:-2]
except OSError:
pass
except OSError:
logger.error("Unable to determine disk for grub installation " +
traceback.format_exc())
return False
self.grub_dict = {
"product": _functions.PRODUCT_SHORT,
"version": _functions.PRODUCT_VERSION,
"release": _functions.PRODUCT_RELEASE,
"partN": self.partN,
"root_param": self.root_param,
"bootparams": self.bootparams,
"disk": self.disk,
"grub_dir": self.grub_dir,
"grub_prefix": self.grub_prefix,
"efi_hd": self.efi_hd,
"linux": "linux",
"initrd": "initrd",
}
if not _functions.is_firstboot():
if os.path.ismount("/live"):
with open("%s/version" % self.live_path) as version:
for line in version.readlines():
if "VERSION" in line:
key, value = line.split("=")
self.grub_dict["version"] = value.strip()
if "RELEASE" in line:
key, value = line.split("=")
self.grub_dict["release"] = value.strip()
if _functions.grub2_available():
if not self.grub2_install():
logger.error("Grub2 Installation Failed ")
return False
else:
logger.info("Grub2 EFI Installation Completed ")
else:
if not self.grub_install():
logger.error("Grub Installation Failed ")
return False
else:
logger.info("Grub Installation Completed")
if _functions.is_iscsi_install() or _functions.findfs("BootNew"):
# copy default for when Root/HostVG is inaccessible(iscsi upgrade)
shutil.copy(_functions.OVIRT_DEFAULTS, "/boot")
# mark new Boot ready to go, reboot() in ovirt-function switches it
# to active
e2label_cmd = "e2label \"%s\" BootUpdate" % boot_candidate_dev
if not _functions.system(e2label_cmd):
logger.error("Unable to relabel " + boot_candidate_dev +
" to RootUpdate ")
return False
else:
_functions.system("umount /liveos/efi")
_functions.system("umount /liveos")
# mark new Root ready to go, reboot() in ovirt-function switches it
# to active
e2label_cmd = "e2label \"%s\" RootUpdate" % candidate_dev
if not _functions.system(e2label_cmd):
logger.error("Unable to relabel " + candidate_dev +
" to RootUpdate ")
return False
_functions.disable_firstboot()
if _functions.finish_install():
if _functions.is_firstboot():
_iscsi.iscsi_auto()
logger.info("Installation of %s Completed" % \
_functions.PRODUCT_SHORT)
if reboot is not None and reboot == "Y":
_system.async_reboot()
return True
else:
return False
def ovirt_boot_setup(self, reboot="N"):
self.generate_paths()
logger.info("Installing the image.")
if "OVIRT_ROOT_INSTALL" in OVIRT_VARS:
if OVIRT_VARS["OVIRT_ROOT_INSTALL"] == "n":
logger.info("Root Installation Not Required, Finished.")
return True
self.oldtitle = None
if os.path.ismount("/liveos"):
if (os.path.exists("/liveos/vmlinuz0") and
os.path.exists("/liveos/initrd0.img")):
f = open(self.grub_config_file)
oldgrub = f.read()
f.close()
m = re.search("^title (.*)$", oldgrub, re.MULTILINE)
if m is not None:
self.oldtitle = m.group(1)
_functions.system("umount /liveos")
if _functions.findfs("BootBackup"):
self.boot_candidate = "BootBackup"
elif _functions.findfs("Boot"):
self.boot_candidate = "Boot"
if not os.path.ismount("/boot"):
logger.error("Boot partition not available, Install Failed")
return False
# Grab OVIRT_ISCSI VARIABLES from boot partition for upgrading
# file created only if OVIRT_ISCSI_ENABLED=y
if os.path.exists("/boot/ovirt"):
try:
f = open("/boot/ovirt", 'r')
for line in f:
try:
line = line.strip()
key, value = line.split("\"", 1)
key = key.strip("=")
key = key.strip()
value = value.strip("\"")
OVIRT_VARS[key] = value
except:
pass
f.close()
iscsiadm_cmd = (("iscsiadm -p %s:%s -m discovery -t " +
"sendtargets") % (
OVIRT_VARS["OVIRT_ISCSI_TARGET_IP"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_PORT"]))
_functions.system(iscsiadm_cmd)
logger.info("Restarting iscsi service")
_functions.system("service iscsi restart")
except:
pass
if _functions.findfs("RootBackup"):
candidate = "RootBackup"
elif _functions.findfs("RootUpdate"):
candidate = "RootUpdate"
elif _functions.findfs("RootNew"):
candidate = "RootNew"
else:
logger.error("Unable to find %s partition" % candidate)
label_debug = ''
for label in os.listdir("/dev/disk/by-label"):
label_debug += "%s\n" % label
label_debug += _functions.subprocess_closefds("blkid", shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT).stdout.read()
logger.debug(label_debug)
return False
logger.debug("candidate: " + candidate)
if _functions.is_iscsi_install():
_functions.system("mount LABEL=%s /boot" % self.boot_candidate)
try:
candidate_dev = self.disk = _functions.findfs(candidate)
logger.info(candidate_dev)
logger.info(self.disk)
# grub2 starts at part 1
self.partN = int(self.disk[-1:])
if (not os.path.exists("/sbin/grub2-install") \
or _functions.is_efi_boot()):
self.partN = self.partN - 1
except:
logger.debug(traceback.format_exc())
return False
if self.disk is None or self.partN < 0:
logger.error("Failed to determine Root partition number")
return False
# prepare Root partition update
if candidate != "RootNew":
e2label_cmd = "e2label \"%s\" RootNew" % candidate_dev
logger.debug(e2label_cmd)
if not _functions.system(e2label_cmd):
logger.error("Failed to label new Root partition")
return False
mount_cmd = "mount \"%s\" /liveos" % candidate_dev
_functions.system(mount_cmd)
_functions.system("rm -rf /liveos/LiveOS")
_functions.system("mkdir -p /liveos/LiveOS")
_functions.mount_live()
if os.path.isdir(self.grub_dir):
shutil.rmtree(self.grub_dir)
if not os.path.exists(self.grub_dir):
os.makedirs(self.grub_dir)
if _functions.is_efi_boot():
logger.info("efi detected, installing efi configuration")
_functions.system("mkdir /liveos/efi")
_functions.mount_efi()
_functions.system("mkdir -p /liveos/efi/EFI/redhat")
_functions.system("cp /boot/efi/EFI/redhat/grub.efi " +
"/liveos/efi/EFI/redhat/grub.efi")
efi_disk = re.sub("p[1,2,3]$", "", self.disk)
# generate grub legacy config for efi partition
#remove existing efi entries
efi_mgr_cmd = "efibootmgr|grep '%s'" % _functions.PRODUCT_SHORT
efi_mgr = _functions.subprocess_closefds(efi_mgr_cmd, \
shell=True, \
stdout=subprocess.PIPE, \
stderr=subprocess.STDOUT)
efi_out = efi_mgr.stdout.read().strip()
logger.debug(efi_mgr_cmd)
logger.debug(efi_out)
for line in efi_out.splitlines():
if not "Warning" in line:
num = line[4:8] # grabs 4 digit hex id
cmd = "efibootmgr -B -b %s" % num
_functions.system(cmd)
efi_mgr_cmd = ("efibootmgr -c -l '\\EFI\\redhat\\grub.efi' " +
"-L '%s' -d %s -v") % (_functions.PRODUCT_SHORT,
efi_disk)
logger.info(efi_mgr_cmd)
_functions.system(efi_mgr_cmd)
self.kernel_image_copy()
# reorder tty0 to allow both serial and phys console after installation
if _functions.is_iscsi_install():
self.root_param = "root=LABEL=Root"
self.bootparams = "root=iscsi:%s::%s::%s ip=%s:dhcp" % (
OVIRT_VARS["OVIRT_ISCSI_TARGET_HOST"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_PORT"],
OVIRT_VARS["OVIRT_ISCSI_TARGET_NAME"],
OVIRT_VARS["OVIRT_BOOTIF"])
else:
self.root_param = "root=live:LABEL=Root"
self.bootparams = "ro rootfstype=auto rootflags=ro "
self.bootparams += OVIRT_VARS["OVIRT_BOOTPARAMS"].replace(
"console=tty0", "")
if " " in self.disk or os.path.exists("/dev/cciss"):
# workaround for grub setup failing with spaces in dev.name:
# use first active sd* device
self.disk = re.sub("p[1,2,3]$", "", self.disk)
grub_disk_cmd = "multipath -l \"" + os.path.basename(self.disk) + \
"\" | awk '/ active / {print $3}' | head -n1"
logger.debug(grub_disk_cmd)
grub_disk = _functions.subprocess_closefds(grub_disk_cmd,
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
self.disk = grub_disk.stdout.read().strip()
if "cciss" in self.disk:
self.disk = self.disk.replace("!", "/")
# flush to sync DM and blockdev, workaround from rhbz#623846#c14
sysfs = open("/proc/sys/vm/drop_caches", "w")
sysfs.write("3")
sysfs.close()
partprobe_cmd = "partprobe \"/dev/%s\"" % self.disk
logger.debug(partprobe_cmd)
_functions.system(partprobe_cmd)
if not self.disk.startswith("/dev/"):
self.disk = "/dev/" + self.disk
try:
if stat.S_ISBLK(os.stat(self.disk).st_mode):
try:
if stat.S_ISBLK(os.stat(self.disk[:-1]).st_mode):
# e.g. /dev/sda2
self.disk = self.disk[:-1]
except OSError:
pass
try:
if stat.S_ISBLK(os.stat(self.disk[:-2]).st_mode):
# e.g. /dev/mapper/WWIDp2
self.disk = self.disk[:-2]
except OSError:
pass
except OSError:
logger.error("Unable to determine disk for grub installation " +
traceback.format_exc())
return False
self.grub_dict = {
"product": _functions.PRODUCT_SHORT,
"version": _functions.PRODUCT_VERSION,
"release": _functions.PRODUCT_RELEASE,
"partN": self.partN,
"root_param": self.root_param,
"bootparams": self.bootparams,
"disk": self.disk,
"grub_dir": self.grub_dir,
"grub_prefix": self.grub_prefix,
"efi_hd": self.efi_hd
}
if os.path.exists("/sbin/grub2-install"):
if not _functions.is_efi_boot():
if not self.grub2_install():
logger.error("Grub2 Installation Failed ")
return False
else:
if not self.grub_install():
logger.error("Grub EFI Installation Failed ")
return False
else:
logger.info("Grub EFI Installation Completed ")
else:
if not self.grub_install():
logger.error("Grub Installation Failed ")
return False
else:
logger.info("Grub Installation Completed")
if _functions.is_iscsi_install():
# copy default for when Root/HostVG is inaccessible(iscsi upgrade)
shutil.copy(_functions.OVIRT_DEFAULTS, "/boot")
_functions.system("umount /boot")
else:
_functions.system("umount /liveos/efi")
_functions.system("umount /liveos")
# mark new Root ready to go, reboot() in ovirt-function switches it
# to active
e2label_cmd = "e2label \"%s\" RootUpdate" % candidate_dev
if not _functions.system(e2label_cmd):
logger.error("Unable to relabel " + candidate_dev +
" to RootUpdate ")
return False
_functions.disable_firstboot()
if _functions.finish_install():
_iscsi.iscsi_auto()
logger.info("Installation of %s Completed" % \
_functions.PRODUCT_SHORT)
if reboot is not None and reboot == "Y":
f = open('/var/spool/cron/root', 'w')
f.write('* * * * * sleep 10 && /sbin/reboot')
f.close()
#ensure crond is started
subprocess_closefds("crond", shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
return True
else:
return False
def grub2_install(self):
GRUB2_EFI_CONFIG_TEMPLATE = """
insmod efi_gop
insmod efi_uga
"""
GRUB2_CONFIG_TEMPLATE = """
#default saved
set timeout=5
#hiddenmenu
menuentry "%(product)s %(version)s-%(release)s" {
set root=(hd0,%(partN)d)
linux /vmlinuz0 %(root_param)s %(bootparams)s
initrd /initrd0.img
}"""
GRUB2_BACKUP_TEMPLATE = """
menuentry "BACKUP %(oldtitle)s" {
set root (hd0,%(partB)d)
linux /vmlinuz0 root=live:LABEL=RootBackup %(bootparams)s
initrd /initrd0.img
"""
# if efi is detected only install grub-efi
if not _functions.is_efi_boot():
logger.info("efi not detected, installing grub2 configuraton")
if _functions.is_iscsi_install():
disk = re.sub("p[1,2,3]$", "", \
_functions.findfs(self.boot_candidate))
else:
disk = self.disk
grub_setup_cmd = ("/sbin/grub2-install " + disk +
" --boot-directory=" + self.initrd_dest +
" --force")
logger.info(grub_setup_cmd)
grub_setup = _functions.subprocess_closefds(grub_setup_cmd, \
shell=True,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
grub_results = grub_setup.stdout.read()
logger.info(grub_results)
if grub_setup.wait() != 0 or "Error" in grub_results:
logger.error("GRUB efi setup failed")
return False
else:
logger.debug("Generating Grub2 Templates")
grub_conf = open(self.grub_config_file, "w")
grub_conf.write(GRUB2_CONFIG_TEMPLATE % self.grub_dict)
if self.oldtitle is not None:
partB = 0
if self.partN == 0:
partB = 1
self.grub_dict['oldtitle'] = self.oldtitle
self.grub_dict['partB'] = partB
grub_conf.write(GRUB2_BACKUP_TEMPLATE % self.grub_dict)
grub_conf.close()
if os.path.exists("/liveos/efi"):
efi_grub_conf = open("/liveos/grub2-efi/grub.cfg", "w")
# inject efi console output modules
efi_grub_conf.write(GRUB2_EFI_CONFIG_TEMPLATE)
efi_grub_conf.write(GRUB2_CONFIG_TEMPLATE % self.grub_dict)
if self.oldtitle is not None:
partB = 0
if self.partN == 0:
partB = 1
self.grub_dict['oldtitle'] = self.oldtitle
self.grub_dict['partB'] = partB
efi_grub_conf.write(GRUB2_BACKUP_TEMPLATE % self.grub_dict)
efi_grub_conf.close()
_functions.system("umount /liveos/efi")
logger.info("Grub2 Install Completed")
return True