58 lines
1.8 KiB
Python
58 lines
1.8 KiB
Python
# This file is part of cloud-init. See LICENSE file for license information.
|
|
import logging
|
|
from typing import Iterable, List
|
|
|
|
from cloudinit import subp, util
|
|
from cloudinit.distros.package_management.package_manager import (
|
|
PackageManager,
|
|
UninstalledPackages,
|
|
)
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
|
|
class Snap(PackageManager):
|
|
name = "snap"
|
|
|
|
def available(self) -> bool:
|
|
return bool(subp.which("snap"))
|
|
|
|
def update_package_sources(self, *, force=False):
|
|
pass
|
|
|
|
def install_packages(self, pkglist: Iterable) -> UninstalledPackages:
|
|
# Snap doesn't provide us with a mechanism to know which packages
|
|
# are available or have failed, so install one at a time
|
|
pkglist = util.expand_package_list("%s=%s", list(pkglist))
|
|
failed: List[str] = []
|
|
for pkg in pkglist:
|
|
try:
|
|
subp.subp(["snap", "install"] + pkg.split("=", 1))
|
|
except subp.ProcessExecutionError:
|
|
failed.append(pkg)
|
|
LOG.info("Failed to 'snap install %s'!", pkg)
|
|
return failed
|
|
|
|
@staticmethod
|
|
def upgrade_packages():
|
|
command = ["snap", "get", "system", "-d"]
|
|
snap_hold = None
|
|
try:
|
|
result = subp.subp(command)
|
|
snap_hold = (
|
|
util.load_json(result.stdout).get("refresh", {}).get("hold")
|
|
)
|
|
except subp.ProcessExecutionError as e:
|
|
LOG.info(
|
|
"Continuing to snap refresh. Unable to run command: %s: %s",
|
|
command,
|
|
e,
|
|
)
|
|
if snap_hold == "forever":
|
|
LOG.info(
|
|
"Skipping snap refresh because refresh.hold is set to '%s'",
|
|
snap_hold,
|
|
)
|
|
else:
|
|
subp.subp(["snap", "refresh"])
|