def get_release_title(self, release):
info = UbuntuDistroInfo()
for row in info._avail(info._date):
row_dict = row
if not isinstance(row, dict):
row_dict = row.__dict__
if row_dict['series'] == release:
return info._format("fullname", row)
return None
class UbuntuOS(OperatingSystem):
"""Ubuntu operating system."""
name = "ubuntu"
title = "Ubuntu"
def __init__(self):
self.ubuntu_distro_info = UbuntuDistroInfo()
def get_boot_image_purposes(self, arch, subarch, release, label):
"""Gets the purpose of each boot image."""
return [
BOOT_IMAGE_PURPOSE.COMMISSIONING,
BOOT_IMAGE_PURPOSE.INSTALL,
BOOT_IMAGE_PURPOSE.XINSTALL,
BOOT_IMAGE_PURPOSE.DISKLESS,
]
def is_release_supported(self, release):
"""Return True when the release is supported, False otherwise."""
row = self.get_distro_series_info_row(release)
return row is not None
def get_lts_release(self):
"""Return the latest Ubuntu LTS release."""
# XXX ltrager 2018-01-08 - Force the default to be bionic before
# bionic release for testing with MAAS 2.4.0.
return 'bionic'
def get_default_release(self):
"""Gets the default release to use when a release is not
explicit."""
return self.get_lts_release()
def get_supported_commissioning_releases(self):
"""Gets the supported commissioning releases for Ubuntu. This
only exists on Ubuntu, because that is the only operating
system that supports commissioning.
"""
unsupported_releases = ['precise', 'trusty']
return [
name for name in self.ubuntu_distro_info.supported()
if name not in unsupported_releases
if self.ubuntu_distro_info.is_lts(name)
]
def get_default_commissioning_release(self):
"""Gets the default commissioning release for Ubuntu. This only exists
on Ubuntu, because that is the only operating system that supports
commissioning.
"""
return self.get_lts_release()
def get_distro_series_info_row(self, release):
"""Returns the distro series row information from python-distro-info.
"""
info = self.ubuntu_distro_info
for row in info._avail(info._date):
# LP: #1711191 - distro-info 0.16+ no longer returns dictionaries
# or lists, and it now returns objects instead. In this case, we
# return either the object or the dictionary so get_release_title
# handles the formating correctly.
row_dict = row
if not isinstance(row, dict):
row_dict = row.__dict__
if row_dict['series'] == release:
return row
return None
def get_release_title(self, release):
"""Return the title for the given release."""
row = self.get_distro_series_info_row(release)
if row is None:
return None
return self.ubuntu_distro_info._format("fullname", row)
def get_xinstall_parameters(self, arch, subarch, release, label):
"""Return the xinstall image name and type for this operating system.
:param arch: Architecture of boot image.
:param subarch: Sub-architecture of boot image.
:param release: Release of boot image.
:param label: Label of boot image.
:return: tuple with name of root image and image type
"""
return self._find_image(arch,
subarch,
release,
label,
tgz=True,
squashfs=True)
class UbuntuOS(OperatingSystem):
"""Ubuntu operating system."""
name = "ubuntu"
title = "Ubuntu"
def __init__(self):
self.ubuntu_distro_info = UbuntuDistroInfo()
def get_boot_image_purposes(self, arch, subarch, release, label):
"""Gets the purpose of each boot image."""
return [
BOOT_IMAGE_PURPOSE.COMMISSIONING,
BOOT_IMAGE_PURPOSE.INSTALL,
BOOT_IMAGE_PURPOSE.XINSTALL,
BOOT_IMAGE_PURPOSE.DISKLESS,
]
def is_release_supported(self, release):
"""Return True when the release is supported, False otherwise."""
row = self.get_distro_series_info_row(release)
return row is not None
def get_lts_release(self):
"""Return the latest Ubuntu LTS release."""
return self.ubuntu_distro_info.lts()
def get_default_release(self):
"""Gets the default release to use when a release is not
explicit."""
return self.get_lts_release()
def get_supported_commissioning_releases(self):
"""Gets the supported commissioning releases for Ubuntu. This
only exists on Ubuntu, because that is the only operating
system that supports commissioning.
"""
unsupported_releases = ['precise']
return [
name for name in self.ubuntu_distro_info.supported()
if name not in unsupported_releases
if self.ubuntu_distro_info.is_lts(name)
]
def get_default_commissioning_release(self):
"""Gets the default commissioning release for Ubuntu. This only exists
on Ubuntu, because that is the only operating system that supports
commissioning.
"""
return self.get_lts_release()
def get_distro_series_info_row(self, release):
"""Returns the distro series row information from python-distro-info.
"""
info = self.ubuntu_distro_info
for row in info._avail(info._date):
if row['series'] == release:
return row
return None
def get_release_title(self, release):
"""Return the title for the given release."""
row = self.get_distro_series_info_row(release)
if row is None:
return None
return self.ubuntu_distro_info._format("fullname", row)
def get_xinstall_parameters(self, arch, subarch, release, label):
"""Return the xinstall image name and type for this operating system.
:param arch: Architecture of boot image.
:param subarch: Sub-architecture of boot image.
:param release: Release of boot image.
:param label: Label of boot image.
:return: tuple with name of root image and image type
"""
with ClusterConfiguration.open() as config:
squashfs_path = os.path.join(config.tftp_root, 'ubuntu', arch,
subarch, release, label, 'squashfs')
if os.path.exists(squashfs_path):
return ('squashfs', 'squashfs')
else:
return ('root-tgz', 'tgz')
def get_release_title(self, release):
info = UbuntuDistroInfo()
for row in info._avail(info._date):
if row['series'] == release:
return info._format("fullname", row)
return None
