def main():
# Get Parameters
repo = utils.GetMetadataAttribute('google_cloud_repo',
raise_on_not_found=True)
release = utils.GetMetadataAttribute('el_release', raise_on_not_found=True)
savelogs = utils.GetMetadataAttribute('el_savelogs',
raise_on_not_found=False) == 'true'
byos = utils.GetMetadataAttribute('rhel_byos',
raise_on_not_found=False) == 'true'
sap = utils.GetMetadataAttribute('rhel_sap',
raise_on_not_found=False) == 'true'
nge = utils.GetMetadataAttribute('new_guest',
raise_on_not_found=False) == 'true'
logging.info('EL Release: %s' % release)
logging.info('Google Cloud repo: %s' % repo)
logging.info('Build working directory: %s' % os.getcwd())
iso_file = '/files/installer.iso'
# Necessary libs and tools to build the installer disk.
utils.AptGetInstall(['extlinux', 'rsync'])
# Build the kickstart file.
uefi = False
ks_content = ks_helpers.BuildKsConfig(release, repo, byos, sap, uefi, nge)
ks_cfg = 'ks.cfg'
utils.WriteFile(ks_cfg, ks_content)
# Write the installer disk. Write extlinux MBR, create partition,
# copy installer ISO and ISO boot files over.
logging.info('Writing installer disk.')
utils.Execute(['parted', '/dev/sdb', 'mklabel', 'msdos'])
utils.Execute(['sync'])
utils.Execute(['parted', '/dev/sdb', 'mkpart', 'primary', '1MB', '100%'])
utils.Execute(['sync'])
utils.Execute(['parted', '/dev/sdb', 'set', '1', 'boot', 'on'])
utils.Execute(['sync'])
utils.Execute(['dd', 'if=/usr/lib/EXTLINUX/mbr.bin', 'of=/dev/sdb'])
utils.Execute(['sync'])
utils.Execute(['mkfs.ext2', '-L', 'INSTALLER', '/dev/sdb1'])
utils.Execute(['sync'])
utils.Execute(['mkdir', 'iso', 'installer'])
utils.Execute(['mount', '-o', 'ro,loop', '-t', 'iso9660', iso_file, 'iso'])
utils.Execute(['mount', '-t', 'ext2', '/dev/sdb1', 'installer'])
utils.Execute(
['rsync', '-Pav', 'iso/images', 'iso/isolinux', 'installer/'])
utils.Execute(['cp', iso_file, 'installer/'])
utils.Execute(['cp', ks_cfg, 'installer/'])
# Modify boot files on installer disk.
utils.Execute(['mv', 'installer/isolinux', 'installer/extlinux'])
utils.Execute([
'mv', 'installer/extlinux/isolinux.cfg',
'installer/extlinux/extlinux.conf'
])
# Modify boot config.
with open('installer/extlinux/extlinux.conf', 'r+') as f:
oldcfg = f.read()
cfg = re.sub(r'^default.*', r'default linux', oldcfg, count=1)
# Change boot args.
args = ' '.join([
'text',
'ks=hd:/dev/sda1:/%s' % ks_cfg, 'console=ttyS0,38400n8',
'loglevel=debug'
])
# Tell Anaconda not to store its logs in the installed image,
# unless requested to keep them for debugging.
if not savelogs:
args += ' inst.nosave=all'
cfg = re.sub(r'append initrd=initrd\.img.*', r'\g<0> %s' % args, cfg)
# Change labels to explicit partitions.
if release.startswith(('centos7', 'rhel7', 'rhel-7', 'oraclelinux7',
'centos8', 'rhel8')):
cfg = re.sub(r'LABEL=[^ ]+', 'LABEL=INSTALLER', cfg)
# Print out a the modifications.
diff = difflib.Differ().compare(oldcfg.splitlines(1),
cfg.splitlines(1))
logging.info('Modified extlinux.conf:\n%s' % '\n'.join(diff))
f.seek(0)
f.write(cfg)
f.truncate()
# Activate extlinux.
utils.Execute(['extlinux', '--install', 'installer/extlinux'])
def main():
# Get Parameters
repo = utils.GetMetadataAttribute('google_cloud_repo',
raise_on_not_found=True)
release = utils.GetMetadataAttribute('el_release', raise_on_not_found=True)
savelogs = utils.GetMetadataAttribute('el_savelogs',
raise_on_not_found=False)
savelogs = savelogs == 'true'
byol = utils.GetMetadataAttribute('rhel_byol', raise_on_not_found=False)
byol = byol == 'true'
sap_hana = utils.GetMetadataAttribute('rhel_sap_hana',
raise_on_not_found=False)
sap_hana = sap_hana == 'true'
sap_apps = utils.GetMetadataAttribute('rhel_sap_apps',
raise_on_not_found=False)
sap_apps = sap_apps == 'true'
sap = utils.GetMetadataAttribute('rhel_sap', raise_on_not_found=False)
sap = sap == 'true'
logging.info('EL Release: %s' % release)
logging.info('Google Cloud repo: %s' % repo)
logging.info('Build working directory: %s' % os.getcwd())
iso_file = 'installer.iso'
# Necessary libs and tools to build the installer disk.
utils.AptGetInstall(['dosfstools', 'rsync'])
# Build the kickstart file.
ks_content = ks_helpers.BuildKsConfig(release, repo, byol, sap, sap_hana,
sap_apps)
ks_cfg = 'ks.cfg'
utils.WriteFile(ks_cfg, ks_content)
# Write the installer disk. Write GPT label, create partition,
# copy installer boot files over.
logging.info('Writing installer disk.')
utils.Execute(['parted', '/dev/sdb', 'mklabel', 'gpt'])
utils.Execute(['sync'])
utils.Execute(['parted', '/dev/sdb', 'mkpart', 'primary', 'fat32', '1MB',
'201MB'])
utils.Execute(['sync'])
utils.Execute(['parted', '/dev/sdb', 'mkpart', 'primary', 'ext2', '201MB',
'100%'])
utils.Execute(['sync'])
utils.Execute(['parted', '/dev/sdb', 'set', '1', 'boot', 'on'])
utils.Execute(['sync'])
utils.Execute(['parted', '/dev/sdb', 'set', '1', 'esp', 'on'])
utils.Execute(['sync'])
utils.Execute(['mkfs.vfat', '-F', '32', '/dev/sdb1'])
utils.Execute(['sync'])
utils.Execute(['fatlabel', '/dev/sdb1', 'ESP'])
utils.Execute(['sync'])
utils.Execute(['mkfs.ext2', '-L', 'INSTALLER', '/dev/sdb2'])
utils.Execute(['sync'])
utils.Execute(['mkdir', '-vp', 'iso', 'installer', 'boot'])
utils.Execute(['mount', '-o', 'ro,loop', '-t', 'iso9660', iso_file, 'iso'])
utils.Execute(['mount', '-t', 'vfat', '/dev/sdb1', 'boot'])
utils.Execute(['mount', '-t', 'ext2', '/dev/sdb2', 'installer'])
utils.Execute(['rsync', '-Pav', 'iso/EFI', 'iso/images', 'boot/'])
utils.Execute(['cp', iso_file, 'installer/'])
utils.Execute(['cp', ks_cfg, 'installer/'])
# Modify boot config.
with open('boot/EFI/BOOT/grub.cfg', 'r+') as f:
oldcfg = f.read()
cfg = re.sub(r'-l .RHEL.*', r"""-l 'ESP'""", oldcfg)
cfg = re.sub(r'timeout=60', 'timeout=1', cfg)
cfg = re.sub(r'set default=.*', 'set default="0"', cfg)
cfg = re.sub(r'load_video\n', r'serial --speed=38400 --unit=0 --word=8 '
'--parity=no\nterminal_input serial\nterminal_output '
'serial\n', cfg)
# Change boot args.
args = ' '.join([
'text', 'ks=hd:LABEL=INSTALLER:/%s' % ks_cfg,
'console=ttyS0,38400n8', 'inst.sshd=1', 'inst.gpt'
])
# Tell Anaconda not to store its logs in the installed image,
# unless requested to keep them for debugging.
if not savelogs:
args += ' inst.nosave=all'
cfg = re.sub(r'inst\.stage2.*', r'\g<0> %s' % args, cfg)
if release in ['centos7', 'rhel7', 'oraclelinux7']:
cfg = re.sub(r'LABEL=[^ :]+', 'LABEL=INSTALLER', cfg)
# Print out a the modifications.
diff = difflib.Differ().compare(oldcfg.splitlines(1), cfg.splitlines(1))
logging.info('Modified grub.cfg:\n%s' % '\n'.join(diff))
f.seek(0)
f.write(cfg)
f.truncate()
logging.info("Creating boot path file\n")
utils.Execute(['mkdir', '-p', 'boot/EFI/Google/gsetup'])
with open('boot/EFI/Google/gsetup/boot', 'w') as g:
g.write("\\EFI\\BOOT\\BOOTX64.EFI\n")
utils.Execute(['umount', 'installer'])
utils.Execute(['umount', 'iso'])
utils.Execute(['umount', 'boot'])
def main():
# Get Parameters
repo = utils.GetMetadataAttribute('google_cloud_repo',
raise_on_not_found=True)
release = utils.GetMetadataAttribute('el_release', raise_on_not_found=True)
daisy_logs_path = utils.GetMetadataAttribute('daisy-logs-path',
raise_on_not_found=True)
savelogs = utils.GetMetadataAttribute('el_savelogs') == 'true'
byos = utils.GetMetadataAttribute('rhel_byos') == 'true'
sap = utils.GetMetadataAttribute('rhel_sap') == 'true'
logging.info('EL Release: %s' % release)
logging.info('Google Cloud repo: %s' % repo)
logging.info('Build working directory: %s' % os.getcwd())
iso_file = '/files/installer.iso'
utils.AptGetInstall(['rsync'])
# Build the kickstart file.
ks_content = ks_helpers.BuildKsConfig(release, repo, byos, sap)
ks_cfg = 'ks.cfg'
utils.WriteFile(ks_cfg, ks_content)
# Save the generated kickstart file to the build logs.
utils.UploadFile(ks_cfg, '%s/ks.cfg' % daisy_logs_path)
# Write the installer disk. Write GPT label, create partition,
# copy installer boot files over.
logging.info('Writing installer disk.')
utils.Execute(['parted', '/dev/sdb', 'mklabel', 'gpt'])
utils.Execute(['sync'])
utils.Execute(['parted', '/dev/sdb', 'mkpart', 'primary', 'fat32', '1MB',
'1024MB'])
utils.Execute(['sync'])
utils.Execute(['parted', '/dev/sdb', 'mkpart', 'primary', 'ext2', '1024MB',
'100%'])
utils.Execute(['sync'])
utils.Execute(['parted', '/dev/sdb', 'set', '1', 'boot', 'on'])
utils.Execute(['sync'])
utils.Execute(['parted', '/dev/sdb', 'set', '1', 'esp', 'on'])
utils.Execute(['sync'])
utils.Execute(['mkfs.vfat', '-F', '32', '/dev/sdb1'])
utils.Execute(['sync'])
utils.Execute(['fatlabel', '/dev/sdb1', 'ESP'])
utils.Execute(['sync'])
utils.Execute(['mkfs.ext2', '-L', 'INSTALLER', '/dev/sdb2'])
utils.Execute(['sync'])
utils.Execute(['mkdir', '-vp', 'iso', 'installer', 'boot'])
utils.Execute(['mount', '-o', 'ro,loop', '-t', 'iso9660', iso_file, 'iso'])
utils.Execute(['mount', '-t', 'vfat', '/dev/sdb1', 'boot'])
utils.Execute(['mount', '-t', 'ext2', '/dev/sdb2', 'installer'])
utils.Execute(['rsync', '-Pav', 'iso/EFI', 'iso/images', 'boot/'])
utils.Execute(['cp', iso_file, 'installer/'])
utils.Execute(['cp', ks_cfg, 'installer/'])
# Modify boot config.
with open('boot/EFI/BOOT/grub.cfg', 'r+') as f:
oldcfg = f.read()
cfg = re.sub(r'-l .RHEL.*', r"""-l 'ESP'""", oldcfg)
cfg = re.sub(r'timeout=60', 'timeout=1', cfg)
cfg = re.sub(r'set default=.*', 'set default="0"', cfg)
cfg = re.sub(r'load_video\n',
r'serial --speed=38400 --unit=0 --word=8 --parity=no\n'
'terminal_input serial\nterminal_output serial\n', cfg)
# Change boot args.
args = ' '.join([
'text', 'ks=hd:LABEL=INSTALLER:/%s' % ks_cfg,
'console=ttyS0,38400n8', 'inst.gpt', 'loglevel=debug'
])
# Tell Anaconda not to store its logs in the installed image,
# unless requested to keep them for debugging.
if not savelogs:
args += ' inst.nosave=all'
cfg = re.sub(r'inst\.stage2.*', r'\g<0> %s' % args, cfg)
# Change labels to explicit partitions.
cfg = re.sub(r'LABEL=[^ ]+', 'LABEL=INSTALLER', cfg)
# Print out a the modifications.
diff = difflib.Differ().compare(
oldcfg.splitlines(1),
cfg.splitlines(1))
logging.info('Modified grub.cfg:\n%s' % '\n'.join(diff))
f.seek(0)
f.write(cfg)
f.truncate()
utils.Execute(['umount', 'installer'])
utils.Execute(['umount', 'iso'])
utils.Execute(['umount', 'boot'])
