| # Development tool - sdk-update command plugin |
| |
| import os |
| import subprocess |
| import logging |
| import glob |
| import shutil |
| import errno |
| import sys |
| from devtool import exec_build_env_command, setup_tinfoil, DevtoolError |
| |
| logger = logging.getLogger('devtool') |
| |
| def plugin_init(pluginlist): |
| """Plugin initialization""" |
| pass |
| |
| 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 sdk_update(args, config, basepath, workspace): |
| # Fetch locked-sigs.inc file from remote/local destination |
| updateserver = args.updateserver |
| if not updateserver: |
| updateserver = config.get('SDK', 'updateserver', '') |
| if not updateserver: |
| raise DevtoolError("Update server not specified in config file, you must specify it on the command line") |
| 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 ':' in updateserver: |
| is_remote = True |
| else: |
| is_remote = False |
| |
| if not is_remote: |
| # devtool sdk-update /local/path/to/latest/sdk |
| new_locked_sig_file_path = os.path.join(updateserver, 'conf/locked-sigs.inc') |
| if not os.path.exists(new_locked_sig_file_path): |
| logger.error("%s doesn't exist or is not an extensible SDK" % updateserver) |
| return -1 |
| else: |
| logger.debug("Found conf/locked-sigs.inc in %s" % updateserver) |
| update_dict = generate_update_dict(new_locked_sig_file_path, old_locked_sig_file_path) |
| logger.debug("update_dict = %s" % update_dict) |
| sstate_dir = os.path.join(newsdk_path, 'sstate-cache') |
| if not os.path.exists(sstate_dir): |
| logger.error("sstate-cache directory not found under %s" % newsdk_path) |
| return 1 |
| sstate_objects = get_sstate_objects(update_dict, sstate_dir) |
| logger.debug("sstate_objects = %s" % sstate_objects) |
| if len(sstate_objects) == 0: |
| logger.info("No need to update.") |
| return 0 |
| logger.info("Installing sstate objects into %s", basepath) |
| install_sstate_objects(sstate_objects, updateserver.rstrip('/'), basepath) |
| logger.info("Updating configuration files") |
| new_conf_dir = os.path.join(updateserver, 'conf') |
| old_conf_dir = os.path.join(basepath, 'conf') |
| shutil.rmtree(old_conf_dir) |
| shutil.copytree(new_conf_dir, old_conf_dir) |
| logger.info("Updating layers") |
| new_layers_dir = os.path.join(updateserver, 'layers') |
| old_layers_dir = os.path.join(basepath, 'layers') |
| shutil.rmtree(old_layers_dir) |
| ret = subprocess.call("cp -a %s %s" % (new_layers_dir, old_layers_dir), shell=True) |
| if ret != 0: |
| logger.error("Copying %s to %s failed" % (new_layers_dir, old_layers_dir)) |
| return ret |
| else: |
| # devtool sdk-update http://myhost/sdk |
| tmpsdk_dir = '/tmp/sdk-ext' |
| if os.path.exists(tmpsdk_dir): |
| shutil.rmtree(tmpsdk_dir) |
| os.makedirs(tmpsdk_dir) |
| os.makedirs(os.path.join(tmpsdk_dir, 'conf')) |
| # Fetch locked-sigs.inc from update server |
| ret = subprocess.call("wget -q -O - %s/conf/locked-sigs.inc > %s/locked-sigs.inc" % (updateserver, os.path.join(tmpsdk_dir, 'conf')), shell=True) |
| if ret != 0: |
| logger.error("Fetching conf/locked-sigs.inc from %s to %s/locked-sigs.inc failed" % (updateserver, os.path.join(tmpsdk_dir, 'conf'))) |
| return ret |
| else: |
| logger.info("Fetching conf/locked-sigs.inc from %s to %s/locked-sigs.inc succeeded" % (updateserver, os.path.join(tmpsdk_dir, 'conf'))) |
| new_locked_sig_file_path = os.path.join(tmpsdk_dir, 'conf/locked-sigs.inc') |
| update_dict = generate_update_dict(new_locked_sig_file_path, old_locked_sig_file_path) |
| logger.debug("update_dict = %s" % update_dict) |
| if len(update_dict) == 0: |
| logger.info("No need to update.") |
| return 0 |
| # Update metadata |
| logger.debug("Updating meta data via git ...") |
| # Try using 'git pull', if failed, use 'git clone' |
| if os.path.exists(os.path.join(basepath, 'layers/.git')): |
| ret = subprocess.call("cd layers && git pull %s/layers/.git" % updateserver, shell=True) |
| else: |
| ret = -1 |
| if ret != 0: |
| ret = subprocess.call("rm -rf layers && git clone %s/layers/.git" % updateserver, shell=True) |
| if ret != 0: |
| logger.error("Updating meta data via git failed") |
| return ret |
| logger.debug("Updating conf files ...") |
| conf_files = ['local.conf', 'bblayers.conf', 'devtool.conf', 'locked-sigs.inc'] |
| for conf in conf_files: |
| ret = subprocess.call("wget -q -O - %s/conf/%s > conf/%s" % (updateserver, conf, conf), shell=True) |
| if ret != 0: |
| logger.error("Update %s failed" % conf) |
| return ret |
| with open(os.path.join(basepath, 'conf/local.conf'), 'a') as f: |
| f.write('SSTATE_MIRRORS_append = " file://.* %s/sstate-cache/PATH \\n "\n' % updateserver) |
| |
| # Run bitbake command for the whole SDK |
| sdk_targets = config.get('SDK', 'sdk_targets') |
| logger.info("Executing 'bitbake %s' ... (This may take some time.)" % sdk_targets) |
| try: |
| exec_build_env_command(config.init_path, basepath, 'bitbake %s' % sdk_targets) |
| except: |
| logger.error('bitbake %s failed' % sdk_targets) |
| return -1 |
| return 0 |
| |
| 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 from a nominated location') |
| parser_sdk.add_argument('updateserver', help='The update server to fetch latest SDK components from', nargs='?') |
| parser_sdk.set_defaults(func=sdk_update) |