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#!/usr/bin/python3
#
# Copyright (C) 2018 VyOS maintainers and contributors
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 or later as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# File: make-version-file
# Purpose:
# Creates version file in live-build chroot includes dir
# that is included in the image and used by 'show version' command
# and install/upgrade scripts.
import os
import datetime
import json
import uuid
import git
import defaults
import util
# Load the build config
util.check_build_config()
with open(defaults.BUILD_CONFIG, 'r') as f:
build_config = json.load(f)
# Create a build timestamp
now = datetime.datetime.today()
build_timestamp = now.strftime("%Y%m%d%H%M")
# FIXME: use aware rather than naive object
build_date = now.strftime("%a %d %b %Y %H:%M UTC")
# Assign a (hopefully) unique identifier to the build (UUID)
build_uuid = str(uuid.uuid4())
# Initialize Git object from our repository
try:
repo = git.Repo('.')
# Retrieve the Git commit ID of the repository, 14 charaters will be sufficient
build_git = repo.head.object.hexsha[:14]
# If somone played around with the source tree and the build is "dirty", mark it
if repo.is_dirty():
build_git += "-dirty"
# Retrieve git branch name
git_branch = repo.active_branch.name
except Exception as e:
print("Could not retrieve information from git: {0}".format(str(e)))
build_git = ""
git_branch = ""
git_commit = ""
# Create a build version
if build_config['build_type'] == 'development':
try:
if not git_branch:
raise ValueError("git branch could not be determined")
# Load the branch to version mapping file
with open('data/versions') as f:
version_mapping = json.load(f)
branch_version = version_mapping[git_branch]
version = "{0}-rolling-{1}".format(branch_version, build_timestamp)
except Exception as e:
print("Could not build a version string specific to git branch, falling back to default: {0}".format(str(e)))
version = "999.{0}".format(build_timestamp)
else:
# Release build, use the version from ./configure arguments
version = build_config['version']
if build_config['build_type'] == 'development':
lts_build = False
else:
lts_build = True
version_data = {
'version': version,
'built_by': build_config['build_by'],
'built_on': build_date,
'build_uuid': build_uuid,
'build_git': build_git,
'build_branch': git_branch,
'lts_build': lts_build,
'build_comment': build_config['build_comment']
}
os.makedirs(os.path.join(defaults.CHROOT_INCLUDES_DIR, 'usr/share/vyos'), exist_ok=True)
with open(os.path.join(defaults.CHROOT_INCLUDES_DIR, 'usr/share/vyos/version.json'), 'w') as f:
json.dump(version_data, f)
# For backwards compatibility with 'add system image' script from older versions
# we need a file in the old format so that script can find out the version of the image
# for upgrade
os.makedirs(os.path.join(defaults.CHROOT_INCLUDES_DIR, 'opt/vyatta/etc/'), exist_ok=True)
with open(os.path.join(defaults.CHROOT_INCLUDES_DIR, 'opt/vyatta/etc/version'), 'w') as f:
print("Version: {0}".format(version), file=f)
# Leaky abstraction: we want ISO file name include version number,
# but we probably don't want to have a separate build step just for this,
# neither we want to use lengthy paths in makefiles
with open(os.path.join(defaults.BUILD_DIR, 'version'), 'w') as f:
print(version, file=f)
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