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Name	Size	Permission
__pycache__	[ DIR ]	drwxr-xr-x
api	[ DIR ]	drwxr-xr-x
clouds	[ DIR ]	drwxr-xr-x
daemon	[ DIR ]	drwxr-xr-x
entitlements	[ DIR ]	drwxr-xr-x
files	[ DIR ]	drwxr-xr-x
jobs	[ DIR ]	drwxr-xr-x
__init__.py	0 B	-rw-r--r--
actions.py	8.19 KB	-rw-r--r--
apt.py	25.74 KB	-rw-r--r--
apt_news.py	6.33 KB	-rw-r--r--
cli.py	64.22 KB	-rw-r--r--
config.py	24.5 KB	-rw-r--r--
contract.py	27.47 KB	-rw-r--r--
contract_data_types.py	9.38 KB	-rw-r--r--
data_types.py	10.3 KB	-rw-r--r--
defaults.py	2.46 KB	-rw-r--r--
event_logger.py	7.75 KB	-rw-r--r--
exceptions.py	13.56 KB	-rw-r--r--
gpg.py	813 B	-rw-r--r--
livepatch.py	11.03 KB	-rw-r--r--
lock.py	3.58 KB	-rw-r--r--
log.py	1.89 KB	-rw-r--r--
messages.py	38.47 KB	-rw-r--r--
pip.py	756 B	-rw-r--r--
security.py	48.75 KB	-rw-r--r--
security_status.py	24.19 KB	-rw-r--r--
serviceclient.py	6.22 KB	-rw-r--r--
snap.py	4.06 KB	-rw-r--r--
status.py	25.73 KB	-rw-r--r--
system.py	17.09 KB	-rw-r--r--
types.py	308 B	-rw-r--r--
util.py	20.3 KB	-rw-r--r--
version.py	2.81 KB	-rw-r--r--
yaml.py	642 B	-rw-r--r--

Code Editor : version.py

"""
Client version related functions
"""
import os.path
import re
from math import inf
from typing import Optional

from uaclient.apt import (
    compare_versions,
    get_apt_cache_policy_for_package,
    get_apt_cache_time,
)
from uaclient.defaults import CANDIDATE_CACHE_PATH, UAC_RUN_PATH
from uaclient.exceptions import ProcessExecutionError
from uaclient.system import subp

__VERSION__ = "27.14.4"
PACKAGED_VERSION = "27.14.4~18.04"

CANDIDATE_REGEX = r"Candidate: (?P<candidate>.*?)\n"

def get_version() -> str:
    """Return the packaged version as a string

Prefer the binary PACKAGED_VESION set by debian/rules to DEB_VERSION.
    If unavailable, check for a .git development environments:
      a. If run in our upstream repo `git describe` will gives a leading
         XX.Y so return the --long version to allow daily build recipes
         to count commit offset from upstream's XX.Y signed tag.
      b. If run in a git-ubuntu pkg repo, upstream tags aren't visible,
         believe __VERSION__ is correct - there is and MUST always be a
         test to make sure it matches debian/changelog
    """
    if not PACKAGED_VERSION.startswith("@@PACKAGED_VERSION"):
        return PACKAGED_VERSION
    topdir = os.path.dirname(os.path.dirname(__file__))
    if os.path.exists(os.path.join(topdir, ".git")):
        cmd = ["git", "describe", "--abbrev=8", "--match=[0-9]*", "--long"]
        try:
            out, _ = subp(cmd)
            return out.strip()
        except ProcessExecutionError:
            pass
    return __VERSION__

def get_last_known_candidate() -> Optional[str]:
    # If we can't determine when the cache was updated for the last time,
    # We always assume it was as recent as possible - thus `inf`.
    last_apt_cache_update = get_apt_cache_time() or inf
    if (
        not os.path.exists(CANDIDATE_CACHE_PATH)
        or os.stat(CANDIDATE_CACHE_PATH).st_mtime < last_apt_cache_update
    ):
        candidate_version = None
        try:
            policy = get_apt_cache_policy_for_package("ubuntu-advantage-tools")
            match = re.search(CANDIDATE_REGEX, policy)
            if match:
                candidate_version = match.group("candidate")
                os.makedirs(UAC_RUN_PATH, exist_ok=True)
                with open(CANDIDATE_CACHE_PATH, "w") as f:
                    f.write(candidate_version)
                return candidate_version
        except Exception:
            if candidate_version is not None:
                return candidate_version

try:
        with open(CANDIDATE_CACHE_PATH, "r") as f:
            return f.read().strip()
    except Exception:
        pass

return None

def check_for_new_version() -> Optional[str]:
    candidate = get_last_known_candidate()
    if candidate and compare_versions(candidate, get_version(), "gt"):
        return candidate
    return None

${this.title}

Code Editor : version.py