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# Development tool - sdk-update command plugin
#
# Copyright (C) 2015-2016 Intel Corporation
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 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, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import os
import subprocess
import logging
import glob
import shutil
import errno
import sys
import tempfile
import re
from devtool import exec_build_env_command, setup_tinfoil, parse_recipe, DevtoolError
logger = logging.getLogger('devtool')
def parse_locked_sigs(sigfile_path):
"""Return <pn:task>:<hash> dictionary"""
sig_dict = {}
with open(sigfile_path) as f:
lines = f.readlines()
for line in lines:
if ':' in line:
taskkey, _, hashval = line.rpartition(':')
sig_dict[taskkey.strip()] = hashval.split()[0]
return sig_dict
def generate_update_dict(sigfile_new, sigfile_old):
"""Return a dict containing <pn:task>:<hash> which indicates what need to be updated"""
update_dict = {}
sigdict_new = parse_locked_sigs(sigfile_new)
sigdict_old = parse_locked_sigs(sigfile_old)
for k in sigdict_new:
if k not in sigdict_old:
update_dict[k] = sigdict_new[k]
continue
if sigdict_new[k] != sigdict_old[k]:
update_dict[k] = sigdict_new[k]
continue
return update_dict
def get_sstate_objects(update_dict, sstate_dir):
"""Return a list containing sstate objects which are to be installed"""
sstate_objects = []
for k in update_dict:
files = set()
hashval = update_dict[k]
p = sstate_dir + '/' + hashval[:2] + '/*' + hashval + '*.tgz'
files |= set(glob.glob(p))
p = sstate_dir + '/*/' + hashval[:2] + '/*' + hashval + '*.tgz'
files |= set(glob.glob(p))
files = list(files)
if len(files) == 1:
sstate_objects.extend(files)
elif len(files) > 1:
logger.error("More than one matching sstate object found for %s" % hashval)
return sstate_objects
def mkdir(d):
try:
os.makedirs(d)
except OSError as e:
if e.errno != errno.EEXIST:
raise e
def install_sstate_objects(sstate_objects, src_sdk, dest_sdk):
"""Install sstate objects into destination SDK"""
sstate_dir = os.path.join(dest_sdk, 'sstate-cache')
if not os.path.exists(sstate_dir):
logger.error("Missing sstate-cache directory in %s, it might not be an extensible SDK." % dest_sdk)
raise
for sb in sstate_objects:
dst = sb.replace(src_sdk, dest_sdk)
destdir = os.path.dirname(dst)
mkdir(destdir)
logger.debug("Copying %s to %s" % (sb, dst))
shutil.copy(sb, dst)
def check_manifest(fn, basepath):
import bb.utils
changedfiles = []
with open(fn, 'r') as f:
for line in f:
splitline = line.split()
if len(splitline) > 1:
chksum = splitline[0]
fpath = splitline[1]
curr_chksum = bb.utils.sha256_file(os.path.join(basepath, fpath))
if chksum != curr_chksum:
logger.debug('File %s changed: old csum = %s, new = %s' % (os.path.join(basepath, fpath), curr_chksum, chksum))
changedfiles.append(fpath)
return changedfiles
def sdk_update(args, config, basepath, workspace):
"""Entry point for devtool sdk-update command"""
updateserver = args.updateserver
if not updateserver:
updateserver = config.get('SDK', 'updateserver', '')
logger.debug("updateserver: %s" % updateserver)
# Make sure we are using sdk-update from within SDK
logger.debug("basepath = %s" % basepath)
old_locked_sig_file_path = os.path.join(basepath, 'conf/locked-sigs.inc')
if not os.path.exists(old_locked_sig_file_path):
logger.error("Not using devtool's sdk-update command from within an extensible SDK. Please specify correct basepath via --basepath option")
return -1
else:
logger.debug("Found conf/locked-sigs.inc in %s" % basepath)
if not '://' in updateserver:
logger.error("Update server must be a URL")
return -1
layers_dir = os.path.join(basepath, 'layers')
conf_dir = os.path.join(basepath, 'conf')
# Grab variable values
tinfoil = setup_tinfoil(config_only=True, basepath=basepath)
try:
stamps_dir = tinfoil.config_data.getVar('STAMPS_DIR')
sstate_mirrors = tinfoil.config_data.getVar('SSTATE_MIRRORS')
site_conf_version = tinfoil.config_data.getVar('SITE_CONF_VERSION')
finally:
tinfoil.shutdown()
tmpsdk_dir = tempfile.mkdtemp()
try:
os.makedirs(os.path.join(tmpsdk_dir, 'conf'))
new_locked_sig_file_path = os.path.join(tmpsdk_dir, 'conf', 'locked-sigs.inc')
# Fetch manifest from server
tmpmanifest = os.path.join(tmpsdk_dir, 'conf', 'sdk-conf-manifest')
ret = subprocess.call("wget -q -O %s %s/conf/sdk-conf-manifest" % (tmpmanifest, updateserver), shell=True)
changedfiles = check_manifest(tmpmanifest, basepath)
if not changedfiles:
logger.info("Already up-to-date")
return 0
# Update metadata
logger.debug("Updating metadata via git ...")
#Check for the status before doing a fetch and reset
if os.path.exists(os.path.join(basepath, 'layers/.git')):
out = subprocess.check_output("git status --porcelain", shell=True, cwd=layers_dir)
if not out:
ret = subprocess.call("git fetch --all; git reset --hard @{u}", shell=True, cwd=layers_dir)
else:
logger.error("Failed to update metadata as there have been changes made to it. Aborting.");
logger.error("Changed files:\n%s" % out);
return -1
else:
ret = -1
if ret != 0:
ret = subprocess.call("git clone %s/layers/.git" % updateserver, shell=True, cwd=tmpsdk_dir)
if ret != 0:
logger.error("Updating metadata via git failed")
return ret
logger.debug("Updating conf files ...")
for changedfile in changedfiles:
ret = subprocess.call("wget -q -O %s %s/%s" % (changedfile, updateserver, changedfile), shell=True, cwd=tmpsdk_dir)
if ret != 0:
logger.error("Updating %s failed" % changedfile)
return ret
# Check if UNINATIVE_CHECKSUM changed
uninative = False
if 'conf/local.conf' in changedfiles:
def read_uninative_checksums(fn):
chksumitems = []
with open(fn, 'r') as f:
for line in f:
if line.startswith('UNINATIVE_CHECKSUM'):
splitline = re.split(r'[\[\]"\']', line)
if len(splitline) > 3:
chksumitems.append((splitline[1], splitline[3]))
return chksumitems
oldsums = read_uninative_checksums(os.path.join(basepath, 'conf/local.conf'))
newsums = read_uninative_checksums(os.path.join(tmpsdk_dir, 'conf/local.conf'))
if oldsums != newsums:
uninative = True
for buildarch, chksum in newsums:
uninative_file = os.path.join('downloads', 'uninative', chksum, '%s-nativesdk-libc.tar.bz2' % buildarch)
mkdir(os.path.join(tmpsdk_dir, os.path.dirname(uninative_file)))
ret = subprocess.call("wget -q -O %s %s/%s" % (uninative_file, updateserver, uninative_file), shell=True, cwd=tmpsdk_dir)
# Ok, all is well at this point - move everything over
tmplayers_dir = os.path.join(tmpsdk_dir, 'layers')
if os.path.exists(tmplayers_dir):
shutil.rmtree(layers_dir)
shutil.move(tmplayers_dir, layers_dir)
for changedfile in changedfiles:
destfile = os.path.join(basepath, changedfile)
os.remove(destfile)
shutil.move(os.path.join(tmpsdk_dir, changedfile), destfile)
os.remove(os.path.join(conf_dir, 'sdk-conf-manifest'))
shutil.move(tmpmanifest, conf_dir)
if uninative:
shutil.rmtree(os.path.join(basepath, 'downloads', 'uninative'))
shutil.move(os.path.join(tmpsdk_dir, 'downloads', 'uninative'), os.path.join(basepath, 'downloads'))
if not sstate_mirrors:
with open(os.path.join(conf_dir, 'site.conf'), 'a') as f:
f.write('SCONF_VERSION = "%s"\n' % site_conf_version)
f.write('SSTATE_MIRRORS_append = " file://.* %s/sstate-cache/PATH \\n "\n' % updateserver)
finally:
shutil.rmtree(tmpsdk_dir)
if not args.skip_prepare:
# Find all potentially updateable tasks
sdk_update_targets = []
tasks = ['do_populate_sysroot', 'do_packagedata']
for root, _, files in os.walk(stamps_dir):
for fn in files:
if not '.sigdata.' in fn:
for task in tasks:
if '.%s.' % task in fn or '.%s_setscene.' % task in fn:
sdk_update_targets.append('%s:%s' % (os.path.basename(root), task))
# Run bitbake command for the whole SDK
logger.info("Preparing build system... (This may take some time.)")
try:
exec_build_env_command(config.init_path, basepath, 'bitbake --setscene-only %s' % ' '.join(sdk_update_targets), stderr=subprocess.STDOUT)
output, _ = exec_build_env_command(config.init_path, basepath, 'bitbake -n %s' % ' '.join(sdk_update_targets), stderr=subprocess.STDOUT)
runlines = []
for line in output.splitlines():
if 'Running task ' in line:
runlines.append(line)
if runlines:
logger.error('Unexecuted tasks found in preparation log:\n %s' % '\n '.join(runlines))
return -1
except bb.process.ExecutionError as e:
logger.error('Preparation failed:\n%s' % e.stdout)
return -1
return 0
def sdk_install(args, config, basepath, workspace):
"""Entry point for the devtool sdk-install command"""
import oe.recipeutils
import bb.process
for recipe in args.recipename:
if recipe in workspace:
raise DevtoolError('recipe %s is a recipe in your workspace' % recipe)
tasks = ['do_populate_sysroot', 'do_packagedata']
stampprefixes = {}
def checkstamp(recipe):
stampprefix = stampprefixes[recipe]
stamps = glob.glob(stampprefix + '*')
for stamp in stamps:
if '.sigdata.' not in stamp and stamp.startswith((stampprefix + '.', stampprefix + '_setscene.')):
return True
else:
return False
install_recipes = []
tinfoil = setup_tinfoil(config_only=False, basepath=basepath)
try:
for recipe in args.recipename:
rd = parse_recipe(config, tinfoil, recipe, True)
if not rd:
return 1
stampprefixes[recipe] = '%s.%s' % (rd.getVar('STAMP'), tasks[0])
if checkstamp(recipe):
logger.info('%s is already installed' % recipe)
else:
install_recipes.append(recipe)
finally:
tinfoil.shutdown()
if install_recipes:
logger.info('Installing %s...' % ', '.join(install_recipes))
install_tasks = []
for recipe in install_recipes:
for task in tasks:
if recipe.endswith('-native') and 'package' in task:
continue
install_tasks.append('%s:%s' % (recipe, task))
options = ''
if not args.allow_build:
options += ' --setscene-only'
try:
exec_build_env_command(config.init_path, basepath, 'bitbake %s %s' % (options, ' '.join(install_tasks)), watch=True)
except bb.process.ExecutionError as e:
raise DevtoolError('Failed to install %s:\n%s' % (recipe, str(e)))
failed = False
for recipe in install_recipes:
if checkstamp(recipe):
logger.info('Successfully installed %s' % recipe)
else:
raise DevtoolError('Failed to install %s - unavailable' % recipe)
failed = True
if failed:
return 2
try:
exec_build_env_command(config.init_path, basepath, 'bitbake build-sysroots', watch=True)
except bb.process.ExecutionError as e:
raise DevtoolError('Failed to bitbake build-sysroots:\n%s' % (str(e)))
def register_commands(subparsers, context):
"""Register devtool subcommands from the sdk plugin"""
if context.fixed_setup:
parser_sdk = subparsers.add_parser('sdk-update',
help='Update SDK components',
description='Updates installed SDK components from a remote server',
group='sdk')
updateserver = context.config.get('SDK', 'updateserver', '')
if updateserver:
parser_sdk.add_argument('updateserver', help='The update server to fetch latest SDK components from (default %s)' % updateserver, nargs='?')
else:
parser_sdk.add_argument('updateserver', help='The update server to fetch latest SDK components from')
parser_sdk.add_argument('--skip-prepare', action="store_true", help='Skip re-preparing the build system after updating (for debugging only)')
parser_sdk.set_defaults(func=sdk_update)
parser_sdk_install = subparsers.add_parser('sdk-install',
help='Install additional SDK components',
description='Installs additional recipe development files into the SDK. (You can use "devtool search" to find available recipes.)',
group='sdk')
parser_sdk_install.add_argument('recipename', help='Name of the recipe to install the development artifacts for', nargs='+')
parser_sdk_install.add_argument('-s', '--allow-build', help='Allow building requested item(s) from source', action='store_true')
parser_sdk_install.set_defaults(func=sdk_install)