def CreateArchImage(args, aur_packages):
logging.info('Creating Arch Image')
logging.info('========================')
image_path = os.path.join(os.getcwd(), IMAGE_FILE)
CreateBlankImage(image_path, size_gb=int(args.size_gb), fs_type=args.fs_type)
mount_path = utils.CreateTempDirectory(base_dir='/')
image_mapping = utils.ImageMapper(image_path, mount_path)
try:
image_mapping.InstallLoopback()
image_mapping.Map()
primary_mapping = image_mapping.GetFirstMapping()
image_mapping_path = primary_mapping['path']
FormatImage(image_mapping_path)
try:
image_mapping.Mount()
utils.CreateDirectory('/run/shm')
utils.CreateDirectory(os.path.join(mount_path, 'run', 'shm'))
InstallArchLinux(mount_path)
disk_uuid = SetupFileSystem(mount_path, image_mapping_path, args.fs_type)
ConfigureArchInstall(
args, mount_path, primary_mapping['parent'], disk_uuid, aur_packages)
utils.DeleteDirectory(os.path.join(mount_path, 'run', 'shm'))
PurgeDisk(mount_path)
finally:
image_mapping.Unmount()
ShrinkDisk(image_mapping_path)
finally:
image_mapping.Unmap()
utils.Run(['parted', image_path, 'set', '1', 'boot', 'on'])
utils.Sync()
logging.info('========================')
return image_path
def main():
args = utils.DecodeArgs(sys.argv[1])
utils.SetupLogging(quiet=args['quiet'], verbose=args['verbose'])
logging.info('Setup Bootstrapper Environment')
utils.SetupArchLocale()
InstallPackagesForStagingEnvironment()
image_path = os.path.join(os.getcwd(), IMAGE_FILE)
CreateImage(image_path, size_gb=int(args['size_gb']))
mount_path = utils.CreateTempDirectory(base_dir='/')
image_mapping = utils.ImageMapper(image_path, mount_path)
try:
image_mapping.Map()
primary_mapping = image_mapping.GetFirstMapping()
image_mapping_path = primary_mapping['path']
FormatImage(image_mapping_path)
try:
image_mapping.Mount()
utils.CreateDirectory('/run/shm')
utils.CreateDirectory(os.path.join(mount_path, 'run', 'shm'))
InstallArchLinux(mount_path)
disk_uuid = SetupFileSystem(mount_path, image_mapping_path)
ConfigureArchInstall(args, mount_path, primary_mapping['parent'],
disk_uuid)
utils.DeleteDirectory(os.path.join(mount_path, 'run', 'shm'))
PurgeDisk(mount_path)
finally:
image_mapping.Unmount()
ShrinkDisk(image_mapping_path)
finally:
image_mapping.Unmap()
utils.Run(['parted', image_path, 'set', '1', 'boot', 'on'])
utils.Sync()
def InstallGoogleCloudSdk():
# TODO: There's a google-cloud-sdk in AUR which should be used
# but it's not optimal for cloud use. The image is too large.
utils.LogStep('Install Google Cloud SDK')
usr_share_google = '/usr/share/google'
archive = os.path.join(usr_share_google, 'google-cloud-sdk.zip')
unzip_dir = os.path.join(usr_share_google, 'google-cloud-sdk')
utils.CreateDirectory(usr_share_google)
utils.DownloadFile(
'https://dl.google.com/dl/cloudsdk/release/google-cloud-sdk.zip',
archive)
utils.Run(['unzip', archive, '-d', usr_share_google])
utils.AppendFile('/etc/bash.bashrc',
'export CLOUDSDK_PYTHON=/usr/bin/python2')
utils.Run([
os.path.join(unzip_dir, 'install.sh'), '--usage-reporting', 'false',
'--bash-completion', 'true', '--disable-installation-options',
'--rc-path', '/etc/bash.bashrc', '--path-update', 'true'
],
cwd=unzip_dir,
env={'CLOUDSDK_PYTHON': '/usr/bin/python2'})
utils.Symlink(os.path.join(unzip_dir, 'bin/gcloud'), '/usr/bin/gcloud')
utils.Symlink(os.path.join(unzip_dir, 'bin/gcutil'), '/usr/bin/gcutil')
utils.Symlink(os.path.join(unzip_dir, 'bin/gsutil'), '/usr/bin/gsutil')
utils.SecureDeleteFile(archive)
def ConfigureArchInstall(args, mount_path, parent_path, disk_uuid, aur_packages):
relative_builder_path = utils.CopyBuilder(mount_path)
packages_dir = utils.CreateTempDirectory(mount_path)
utils.Run(['git', 'clone', COMPUTE_IMAGE_PACKAGES_GIT_URL, packages_dir])
utils.CreateDirectory(os.path.join(mount_path, ''))
aur_packages_dir = os.path.join(packages_dir, 'aur')
for aur_package in aur_packages:
utils.CopyFiles(aur_package, aur_packages_dir + '/')
packages_dir = os.path.relpath(packages_dir, mount_path)
params = {
'packages_dir': '/%s' % packages_dir,
'device': parent_path,
'disk_uuid': disk_uuid,
'accounts': args.accounts,
'debugmode': args.debug,
'quiet': args.quiet,
'verbose': args.verbose,
'packages': args.packages,
'size_gb': args.size_gb
}
config_arch_py = os.path.join(
'/', relative_builder_path, 'arch-image.py')
utils.RunChroot(mount_path,
'%s "%s"' % (config_arch_py, utils.EncodeArgs(params)),
use_custom_path=False)
utils.DeleteDirectory(os.path.join(mount_path, relative_builder_path))
def SetupNetwork():
utils.LogStep('Setup Networking')
utils.SecureDeleteFile('/etc/hostname')
utils.WriteFile('/etc/hosts', ETC_HOSTS)
utils.WriteFile('/etc/sysctl.d/70-disable-ipv6.conf',
ETC_SYSCTL_D_70_DISABLE_IPV6_CONF)
utils.EnableService('dhcpcd.service')
utils.EnableService('systemd-networkd.service')
utils.EnableService('systemd-networkd-wait-online.service')
# Set Google Compute specific MTU
# https://cloud.google.com/compute/docs/troubleshooting#packetfragmentation
utils.WriteFile('/etc/systemd/system/[email protected]', ETC_SYSTEM_D_SET_MTU)
utils.CreateDirectory('/etc/conf.d/')
utils.WriteFile('/etc/conf.d/setmtu', ETC_CONF_D_SET_MTU)
utils.EnableService('*****@*****.**')
def InstallBootloader(device, uuid, debugmode):
utils.LogStep('Install Syslinux bootloader')
'''
utils.Run(['syslinux-install_update', '-i', '-a', '-m'])
'''
utils.Run(['blkid', '-s', 'PTTYPE', '-o', 'value', device])
utils.CreateDirectory('/boot/syslinux')
utils.CopyFiles('/usr/lib/syslinux/bios/*.c32', '/boot/syslinux/')
utils.Run(['extlinux', '--install', '/boot/syslinux'])
utils.Replace('/boot/syslinux/syslinux.cfg', 'sda3', 'sda1')
utils.Run(['fdisk', '-l', device])
utils.Run([
'dd', 'bs=440', 'count=1', 'conv=notrunc',
'if=/usr/lib/syslinux/bios/mbr.bin',
'of=%s' % device
])
boot_params = [
'console=ttyS0,38400',
'CONFIG_KVM_GUEST=y',
'CONFIG_KVM_CLOCK=y',
'CONFIG_VIRTIO_PCI=y',
'CONFIG_SCSI_VIRTIO=y',
'CONFIG_VIRTIO_NET=y',
'CONFIG_STRICT_DEVMEM=y',
'CONFIG_DEVKMEM=n',
'CONFIG_DEFAULT_MMAP_MIN_ADDR=65536',
'CONFIG_DEBUG_RODATA=y',
'CONFIG_DEBUG_SET_MODULE_RONX=y',
'CONFIG_CC_STACKPROTECTOR=y',
'CONFIG_COMPAT_VDSO=n',
'CONFIG_COMPAT_BRK=n',
'CONFIG_X86_PAE=y',
'CONFIG_SYN_COOKIES=y',
'CONFIG_SECURITY_YAMA=y',
'CONFIG_SECURITY_YAMA_STACKED=y',
]
if debugmode:
boot_params += [
'systemd.log_level=debug',
'systemd.log_target=console',
'systemd.journald.forward_to_syslog=yes',
'systemd.journald.forward_to_kmsg=yes',
'systemd.journald.forward_to_console=yes',
]
boot_params = ' '.join(boot_params)
boot_spec = ' APPEND root=UUID=%s rw append %s' % (uuid, boot_params)
utils.ReplaceLine('/boot/syslinux/syslinux.cfg', 'APPEND root=', boot_spec)
def PrepareBootstrap(workspace_dir, mirror_server, use_pacman_keys):
utils.LogStep('Setting up Bootstrap Environment')
arch_root = os.path.join(workspace_dir, os.listdir(workspace_dir)[0])
mirrorlist = 'Server = {MIRROR_SERVER}'.format(MIRROR_SERVER=mirror_server)
utils.AppendFile(os.path.join(arch_root, 'etc/pacman.d/mirrorlist'),
mirrorlist)
utils.CreateDirectory(os.path.join(arch_root, 'run/shm'))
if use_pacman_keys:
utils.RunChroot(arch_root, 'pacman-key --init')
utils.RunChroot(arch_root, 'pacman-key --populate archlinux')
else:
utils.ReplaceLine(os.path.join(arch_root, 'etc/pacman.conf'),
'SigLevel', 'SigLevel = Never')
# Install the most basic utilities for the bootstrapper.
utils.RunChroot(arch_root, 'pacman --noconfirm -Sy python3 sed')
return arch_root
def ConfigureArchInstall(args, mount_path, parent_path, disk_uuid):
relative_builder_path = utils.CopyBuilder(mount_path)
utils.LogStep('Download compute-image-packages')
packages_dir = utils.CreateTempDirectory(mount_path)
utils.Run(['git', 'clone', COMPUTE_IMAGE_PACKAGES_GIT_URL, packages_dir])
utils.CreateDirectory(os.path.join(mount_path, ''))
packages_dir = os.path.relpath(packages_dir, mount_path)
params = {
'packages_dir': '/%s' % packages_dir,
'device': parent_path,
'disk_uuid': disk_uuid,
'accounts': args['accounts'],
'debugmode': args['debugmode'],
}
params.update(args)
config_arch_py = os.path.join('/', relative_builder_path, 'arch-image.py')
utils.RunChroot(mount_path,
'%s "%s"' % (config_arch_py, utils.EncodeArgs(params)),
use_custom_path=False)
utils.DeleteDirectory(os.path.join(mount_path, relative_builder_path))
