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Diffstat (limited to 'scripts/lib/devtool/upgrade.py')
| -rw-r--r-- | scripts/lib/devtool/upgrade.py | 382 |
1 files changed, 382 insertions, 0 deletions
diff --git a/scripts/lib/devtool/upgrade.py b/scripts/lib/devtool/upgrade.py new file mode 100644 index 0000000..a085f78 --- /dev/null +++ b/scripts/lib/devtool/upgrade.py @@ -0,0 +1,382 @@ +# Development tool - upgrade command plugin +# +# Copyright (C) 2014-2015 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. +# +"""Devtool upgrade plugin""" + +import os +import sys +import re +import shutil +import tempfile +import logging +import argparse +import scriptutils +import errno +import bb +import oe.recipeutils +from devtool import standard +from devtool import exec_build_env_command, setup_tinfoil, DevtoolError, parse_recipe, use_external_build + +logger = logging.getLogger('devtool') + +def _run(cmd, cwd=''): + logger.debug("Running command %s> %s" % (cwd,cmd)) + return bb.process.run('%s' % cmd, cwd=cwd) + +def _get_srctree(tmpdir): + srctree = tmpdir + dirs = os.listdir(tmpdir) + if len(dirs) == 1: + srctree = os.path.join(tmpdir, dirs[0]) + return srctree + +def _copy_source_code(orig, dest): + for path in standard._ls_tree(orig): + dest_dir = os.path.join(dest, os.path.dirname(path)) + bb.utils.mkdirhier(dest_dir) + dest_path = os.path.join(dest, path) + shutil.move(os.path.join(orig, path), dest_path) + +def _get_checksums(rf): + import re + checksums = {} + with open(rf) as f: + for line in f: + for cs in ['md5sum', 'sha256sum']: + m = re.match("^SRC_URI\[%s\].*=.*\"(.*)\"" % cs, line) + if m: + checksums[cs] = m.group(1) + return checksums + +def _remove_patch_dirs(recipefolder): + for root, dirs, files in os.walk(recipefolder): + for d in dirs: + shutil.rmtree(os.path.join(root,d)) + +def _recipe_contains(rd, var): + rf = rd.getVar('FILE', True) + varfiles = oe.recipeutils.get_var_files(rf, [var], rd) + for var, fn in varfiles.iteritems(): + if fn and fn.startswith(os.path.dirname(rf) + os.sep): + return True + return False + +def _rename_recipe_dirs(oldpv, newpv, path): + for root, dirs, files in os.walk(path): + for olddir in dirs: + if olddir.find(oldpv) != -1: + newdir = olddir.replace(oldpv, newpv) + if olddir != newdir: + shutil.move(os.path.join(path, olddir), os.path.join(path, newdir)) + +def _rename_recipe_file(oldrecipe, bpn, oldpv, newpv, path): + oldrecipe = os.path.basename(oldrecipe) + if oldrecipe.endswith('_%s.bb' % oldpv): + newrecipe = '%s_%s.bb' % (bpn, newpv) + if oldrecipe != newrecipe: + shutil.move(os.path.join(path, oldrecipe), os.path.join(path, newrecipe)) + else: + newrecipe = oldrecipe + return os.path.join(path, newrecipe) + +def _rename_recipe_files(oldrecipe, bpn, oldpv, newpv, path): + _rename_recipe_dirs(oldpv, newpv, path) + return _rename_recipe_file(oldrecipe, bpn, oldpv, newpv, path) + +def _write_append(rc, srctree, same_dir, no_same_dir, rev, workspace, d): + """Writes an append file""" + if not os.path.exists(rc): + raise DevtoolError("bbappend not created because %s does not exist" % rc) + + appendpath = os.path.join(workspace, 'appends') + if not os.path.exists(appendpath): + bb.utils.mkdirhier(appendpath) + + brf = os.path.basename(os.path.splitext(rc)[0]) # rc basename + + srctree = os.path.abspath(srctree) + pn = d.getVar('PN',True) + af = os.path.join(appendpath, '%s.bbappend' % brf) + with open(af, 'w') as f: + f.write('FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"\n\n') + f.write('inherit externalsrc\n') + f.write(('# NOTE: We use pn- overrides here to avoid affecting' + 'multiple variants in the case where the recipe uses BBCLASSEXTEND\n')) + f.write('EXTERNALSRC_pn-%s = "%s"\n' % (pn, srctree)) + b_is_s = use_external_build(same_dir, no_same_dir, d) + if b_is_s: + f.write('EXTERNALSRC_BUILD_pn-%s = "%s"\n' % (pn, srctree)) + if rev: + f.write('\n# initial_rev: %s\n' % rev) + return af + +def _cleanup_on_error(rf, srctree): + rfp = os.path.split(rf)[0] # recipe folder + rfpp = os.path.split(rfp)[0] # recipes folder + if os.path.exists(rfp): + shutil.rmtree(b) + if not len(os.listdir(rfpp)): + os.rmdir(rfpp) + srctree = os.path.abspath(srctree) + if os.path.exists(srctree): + shutil.rmtree(srctree) + +def _upgrade_error(e, rf, srctree): + if rf: + cleanup_on_error(rf, srctree) + logger.error(e) + raise DevtoolError(e) + +def _get_uri(rd): + srcuris = rd.getVar('SRC_URI', True).split() + if not len(srcuris): + raise DevtoolError('SRC_URI not found on recipe') + # Get first non-local entry in SRC_URI - usually by convention it's + # the first entry, but not always! + srcuri = None + for entry in srcuris: + if not entry.startswith('file://'): + srcuri = entry + break + if not srcuri: + raise DevtoolError('Unable to find non-local entry in SRC_URI') + srcrev = '${AUTOREV}' + if '://' in srcuri: + # Fetch a URL + rev_re = re.compile(';rev=([^;]+)') + res = rev_re.search(srcuri) + if res: + srcrev = res.group(1) + srcuri = rev_re.sub('', srcuri) + return srcuri, srcrev + +def _extract_new_source(newpv, srctree, no_patch, srcrev, branch, keep_temp, tinfoil, rd): + """Extract sources of a recipe with a new version""" + + def __run(cmd): + """Simple wrapper which calls _run with srctree as cwd""" + return _run(cmd, srctree) + + crd = rd.createCopy() + + pv = crd.getVar('PV', True) + crd.setVar('PV', newpv) + + tmpsrctree = None + uri, rev = _get_uri(crd) + if srcrev: + rev = srcrev + if uri.startswith('git://'): + __run('git fetch') + __run('git checkout %s' % rev) + __run('git tag -f devtool-base-new') + md5 = None + sha256 = None + else: + __run('git checkout devtool-base -b devtool-%s' % newpv) + + tmpdir = tempfile.mkdtemp(prefix='devtool') + try: + md5, sha256 = scriptutils.fetch_uri(tinfoil.config_data, uri, tmpdir, rev) + except bb.fetch2.FetchError as e: + raise DevtoolError(e) + + tmpsrctree = _get_srctree(tmpdir) + srctree = os.path.abspath(srctree) + + # Delete all sources so we ensure no stray files are left over + for item in os.listdir(srctree): + if item in ['.git', 'oe-local-files']: + continue + itempath = os.path.join(srctree, item) + if os.path.isdir(itempath): + shutil.rmtree(itempath) + else: + os.remove(itempath) + + # Copy in new ones + _copy_source_code(tmpsrctree, srctree) + + (stdout,_) = __run('git ls-files --modified --others --exclude-standard') + for f in stdout.splitlines(): + __run('git add "%s"' % f) + + __run('git commit -q -m "Commit of upstream changes at version %s" --allow-empty' % newpv) + __run('git tag -f devtool-base-%s' % newpv) + + (stdout, _) = __run('git rev-parse HEAD') + rev = stdout.rstrip() + + if no_patch: + patches = oe.recipeutils.get_recipe_patches(crd) + if len(patches): + logger.warn('By user choice, the following patches will NOT be applied') + for patch in patches: + logger.warn("%s" % os.path.basename(patch)) + else: + try: + __run('git checkout devtool-patched -b %s' % branch) + __run('git rebase %s' % rev) + if uri.startswith('git://'): + suffix = 'new' + else: + suffix = newpv + __run('git tag -f devtool-patched-%s' % suffix) + except bb.process.ExecutionError as e: + logger.warn('Command \'%s\' failed:\n%s' % (e.command, e.stdout)) + + if tmpsrctree: + if keep_temp: + logger.info('Preserving temporary directory %s' % tmpsrctree) + else: + shutil.rmtree(tmpsrctree) + + return (rev, md5, sha256) + +def _create_new_recipe(newpv, md5, sha256, srcrev, srcbranch, workspace, tinfoil, rd): + """Creates the new recipe under workspace""" + + bpn = rd.getVar('BPN', True) + path = os.path.join(workspace, 'recipes', bpn) + bb.utils.mkdirhier(path) + oe.recipeutils.copy_recipe_files(rd, path) + + oldpv = rd.getVar('PV', True) + if not newpv: + newpv = oldpv + origpath = rd.getVar('FILE', True) + fullpath = _rename_recipe_files(origpath, bpn, oldpv, newpv, path) + logger.debug('Upgraded %s => %s' % (origpath, fullpath)) + + newvalues = {} + if _recipe_contains(rd, 'PV') and newpv != oldpv: + newvalues['PV'] = newpv + + if srcrev: + newvalues['SRCREV'] = srcrev + + if srcbranch: + src_uri = oe.recipeutils.split_var_value(rd.getVar('SRC_URI', False) or '') + changed = False + replacing = True + new_src_uri = [] + for entry in src_uri: + scheme, network, path, user, passwd, params = bb.fetch2.decodeurl(entry) + if replacing and scheme in ['git', 'gitsm']: + branch = params.get('branch', 'master') + if rd.expand(branch) != srcbranch: + # Handle case where branch is set through a variable + res = re.match(r'\$\{([^}@]+)\}', branch) + if res: + newvalues[res.group(1)] = srcbranch + # We know we won't change SRC_URI now, so break out + break + else: + params['branch'] = srcbranch + entry = bb.fetch2.encodeurl((scheme, network, path, user, passwd, params)) + changed = True + replacing = False + new_src_uri.append(entry) + if changed: + newvalues['SRC_URI'] = ' '.join(new_src_uri) + + newvalues['PR'] = None + + if md5 and sha256: + newvalues['SRC_URI[md5sum]'] = md5 + newvalues['SRC_URI[sha256sum]'] = sha256 + + rd = oe.recipeutils.parse_recipe(fullpath, None, tinfoil.config_data) + oe.recipeutils.patch_recipe(rd, fullpath, newvalues) + + return fullpath + +def upgrade(args, config, basepath, workspace): + """Entry point for the devtool 'upgrade' subcommand""" + + if args.recipename in workspace: + raise DevtoolError("recipe %s is already in your workspace" % args.recipename) + if not args.version and not args.srcrev: + raise DevtoolError("You must provide a version using the --version/-V option, or for recipes that fetch from an SCM such as git, the --srcrev/-S option") + if args.srcbranch and not args.srcrev: + raise DevtoolError("If you specify --srcbranch/-B then you must use --srcrev/-S to specify the revision" % args.recipename) + + tinfoil = setup_tinfoil(basepath=basepath, tracking=True) + rd = parse_recipe(config, tinfoil, args.recipename, True) + if not rd: + return 1 + + pn = rd.getVar('PN', True) + if pn != args.recipename: + logger.info('Mapping %s to %s' % (args.recipename, pn)) + if pn in workspace: + raise DevtoolError("recipe %s is already in your workspace" % pn) + + if args.srctree: + srctree = os.path.abspath(args.srctree) + else: + srctree = standard.get_default_srctree(config, pn) + + standard._check_compatible_recipe(pn, rd) + old_srcrev = rd.getVar('SRCREV', True) + if old_srcrev == 'INVALID': + old_srcrev = None + if old_srcrev and not args.srcrev: + raise DevtoolError("Recipe specifies a SRCREV value; you must specify a new one when upgrading") + if rd.getVar('PV', True) == args.version and old_srcrev == args.srcrev: + raise DevtoolError("Current and upgrade versions are the same version") + + rf = None + try: + rev1 = standard._extract_source(srctree, False, 'devtool-orig', False, rd) + rev2, md5, sha256 = _extract_new_source(args.version, srctree, args.no_patch, + args.srcrev, args.branch, args.keep_temp, + tinfoil, rd) + rf = _create_new_recipe(args.version, md5, sha256, args.srcrev, args.srcbranch, config.workspace_path, tinfoil, rd) + except bb.process.CmdError as e: + _upgrade_error(e, rf, srctree) + except DevtoolError as e: + _upgrade_error(e, rf, srctree) + standard._add_md5(config, pn, os.path.dirname(rf)) + + af = _write_append(rf, srctree, args.same_dir, args.no_same_dir, rev2, + config.workspace_path, rd) + standard._add_md5(config, pn, af) + logger.info('Upgraded source extracted to %s' % srctree) + logger.info('New recipe is %s' % rf) + return 0 + +def register_commands(subparsers, context): + """Register devtool subcommands from this plugin""" + + defsrctree = standard.get_default_srctree(context.config) + + parser_upgrade = subparsers.add_parser('upgrade', help='Upgrade an existing recipe', + description='Upgrades an existing recipe to a new upstream version. Puts the upgraded recipe file into the workspace along with any associated files, and extracts the source tree to a specified location (in case patches need rebasing or adding to as a result of the upgrade).', + group='starting') + parser_upgrade.add_argument('recipename', help='Name of recipe to upgrade (just name - no version, path or extension)') + parser_upgrade.add_argument('srctree', nargs='?', help='Path to where to extract the source tree. If not specified, a subdirectory of %s will be used.' % defsrctree) + parser_upgrade.add_argument('--version', '-V', help='Version to upgrade to (PV)') + parser_upgrade.add_argument('--srcrev', '-S', help='Source revision to upgrade to (if fetching from an SCM such as git)') + parser_upgrade.add_argument('--srcbranch', '-B', help='Branch in source repository containing the revision to use (if fetching from an SCM such as git)') + parser_upgrade.add_argument('--branch', '-b', default="devtool", help='Name for new development branch to checkout (default "%(default)s")') + parser_upgrade.add_argument('--no-patch', action="store_true", help='Do not apply patches from the recipe to the new source code') + group = parser_upgrade.add_mutually_exclusive_group() + group.add_argument('--same-dir', '-s', help='Build in same directory as source', action="store_true") + group.add_argument('--no-same-dir', help='Force build in a separate build directory', action="store_true") + parser_upgrade.add_argument('--keep-temp', action="store_true", help='Keep temporary directory (for debugging)') + parser_upgrade.set_defaults(func=upgrade) |