xref: /OK3568_Linux_fs/yocto/poky/scripts/lib/devtool/upgrade.py (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1# Development tool - upgrade command plugin
2#
3# Copyright (C) 2014-2017 Intel Corporation
4#
5# SPDX-License-Identifier: GPL-2.0-only
6#
7"""Devtool upgrade plugin"""
8
9import os
10import sys
11import re
12import shutil
13import tempfile
14import logging
15import argparse
16import scriptutils
17import errno
18import bb
19
20devtool_path = os.path.dirname(os.path.realpath(__file__)) + '/../../../meta/lib'
21sys.path = sys.path + [devtool_path]
22
23import oe.recipeutils
24from devtool import standard
25from devtool import exec_build_env_command, setup_tinfoil, DevtoolError, parse_recipe, use_external_build, update_unlockedsigs, check_prerelease_version
26
27logger = logging.getLogger('devtool')
28
29def _run(cmd, cwd=''):
30    logger.debug("Running command %s> %s" % (cwd,cmd))
31    return bb.process.run('%s' % cmd, cwd=cwd)
32
33def _get_srctree(tmpdir):
34    srctree = tmpdir
35    dirs = scriptutils.filter_src_subdirs(tmpdir)
36    if len(dirs) == 1:
37        srctree = os.path.join(tmpdir, dirs[0])
38    return srctree
39
40def _copy_source_code(orig, dest):
41    for path in standard._ls_tree(orig):
42        dest_dir = os.path.join(dest, os.path.dirname(path))
43        bb.utils.mkdirhier(dest_dir)
44        dest_path = os.path.join(dest, path)
45        shutil.move(os.path.join(orig, path), dest_path)
46
47def _remove_patch_dirs(recipefolder):
48    for root, dirs, files in os.walk(recipefolder):
49        for d in dirs:
50            shutil.rmtree(os.path.join(root,d))
51
52def _recipe_contains(rd, var):
53    rf = rd.getVar('FILE')
54    varfiles = oe.recipeutils.get_var_files(rf, [var], rd)
55    for var, fn in varfiles.items():
56        if fn and fn.startswith(os.path.dirname(rf) + os.sep):
57            return True
58    return False
59
60def _rename_recipe_dirs(oldpv, newpv, path):
61    for root, dirs, files in os.walk(path):
62        # Rename directories with the version in their name
63        for olddir in dirs:
64            if olddir.find(oldpv) != -1:
65                newdir = olddir.replace(oldpv, newpv)
66                if olddir != newdir:
67                    shutil.move(os.path.join(path, olddir), os.path.join(path, newdir))
68        # Rename any inc files with the version in their name (unusual, but possible)
69        for oldfile in files:
70            if oldfile.endswith('.inc'):
71                if oldfile.find(oldpv) != -1:
72                    newfile = oldfile.replace(oldpv, newpv)
73                    if oldfile != newfile:
74                        bb.utils.rename(os.path.join(path, oldfile),
75                              os.path.join(path, newfile))
76
77def _rename_recipe_file(oldrecipe, bpn, oldpv, newpv, path):
78    oldrecipe = os.path.basename(oldrecipe)
79    if oldrecipe.endswith('_%s.bb' % oldpv):
80        newrecipe = '%s_%s.bb' % (bpn, newpv)
81        if oldrecipe != newrecipe:
82            shutil.move(os.path.join(path, oldrecipe), os.path.join(path, newrecipe))
83    else:
84        newrecipe = oldrecipe
85    return os.path.join(path, newrecipe)
86
87def _rename_recipe_files(oldrecipe, bpn, oldpv, newpv, path):
88    _rename_recipe_dirs(oldpv, newpv, path)
89    return _rename_recipe_file(oldrecipe, bpn, oldpv, newpv, path)
90
91def _write_append(rc, srctreebase, srctree, same_dir, no_same_dir, rev, copied, workspace, d):
92    """Writes an append file"""
93    if not os.path.exists(rc):
94        raise DevtoolError("bbappend not created because %s does not exist" % rc)
95
96    appendpath = os.path.join(workspace, 'appends')
97    if not os.path.exists(appendpath):
98        bb.utils.mkdirhier(appendpath)
99
100    brf = os.path.basename(os.path.splitext(rc)[0]) # rc basename
101
102    srctree = os.path.abspath(srctree)
103    pn = d.getVar('PN')
104    af = os.path.join(appendpath, '%s.bbappend' % brf)
105    with open(af, 'w') as f:
106        f.write('FILESEXTRAPATHS:prepend := "${THISDIR}/${PN}:"\n\n')
107        # Local files can be modified/tracked in separate subdir under srctree
108        # Mostly useful for packages with S != WORKDIR
109        f.write('FILESPATH:prepend := "%s:"\n' %
110                os.path.join(srctreebase, 'oe-local-files'))
111        f.write('# srctreebase: %s\n' % srctreebase)
112        f.write('inherit externalsrc\n')
113        f.write(('# NOTE: We use pn- overrides here to avoid affecting'
114                 'multiple variants in the case where the recipe uses BBCLASSEXTEND\n'))
115        f.write('EXTERNALSRC:pn-%s = "%s"\n' % (pn, srctree))
116        b_is_s = use_external_build(same_dir, no_same_dir, d)
117        if b_is_s:
118            f.write('EXTERNALSRC_BUILD:pn-%s = "%s"\n' % (pn, srctree))
119        f.write('\n')
120        if rev:
121            f.write('# initial_rev: %s\n' % rev)
122        if copied:
123            f.write('# original_path: %s\n' % os.path.dirname(d.getVar('FILE')))
124            f.write('# original_files: %s\n' % ' '.join(copied))
125    return af
126
127def _cleanup_on_error(rd, srctree):
128    if os.path.exists(rd):
129        shutil.rmtree(rd)
130    srctree = os.path.abspath(srctree)
131    if os.path.exists(srctree):
132        shutil.rmtree(srctree)
133
134def _upgrade_error(e, rd, srctree, keep_failure=False, extramsg=None):
135    if not keep_failure:
136        _cleanup_on_error(rd, srctree)
137    logger.error(e)
138    if extramsg:
139        logger.error(extramsg)
140    if keep_failure:
141        logger.info('Preserving failed upgrade files (--keep-failure)')
142    sys.exit(1)
143
144def _get_uri(rd):
145    srcuris = rd.getVar('SRC_URI').split()
146    if not len(srcuris):
147        raise DevtoolError('SRC_URI not found on recipe')
148    # Get first non-local entry in SRC_URI - usually by convention it's
149    # the first entry, but not always!
150    srcuri = None
151    for entry in srcuris:
152        if not entry.startswith('file://'):
153            srcuri = entry
154            break
155    if not srcuri:
156        raise DevtoolError('Unable to find non-local entry in SRC_URI')
157    srcrev = '${AUTOREV}'
158    if '://' in srcuri:
159        # Fetch a URL
160        rev_re = re.compile(';rev=([^;]+)')
161        res = rev_re.search(srcuri)
162        if res:
163            srcrev = res.group(1)
164            srcuri = rev_re.sub('', srcuri)
165    return srcuri, srcrev
166
167def _extract_new_source(newpv, srctree, no_patch, srcrev, srcbranch, branch, keep_temp, tinfoil, rd):
168    """Extract sources of a recipe with a new version"""
169
170    def __run(cmd):
171        """Simple wrapper which calls _run with srctree as cwd"""
172        return _run(cmd, srctree)
173
174    crd = rd.createCopy()
175
176    pv = crd.getVar('PV')
177    crd.setVar('PV', newpv)
178
179    tmpsrctree = None
180    uri, rev = _get_uri(crd)
181    if srcrev:
182        rev = srcrev
183    if uri.startswith('git://') or uri.startswith('gitsm://'):
184        __run('git fetch')
185        __run('git checkout %s' % rev)
186        __run('git tag -f devtool-base-new')
187        md5 = None
188        sha256 = None
189        _, _, _, _, _, params = bb.fetch2.decodeurl(uri)
190        srcsubdir_rel = params.get('destsuffix', 'git')
191        if not srcbranch:
192            check_branch, check_branch_err = __run('git branch -r --contains %s' % srcrev)
193            get_branch = [x.strip() for x in check_branch.splitlines()]
194            # Remove HEAD reference point and drop remote prefix
195            get_branch = [x.split('/', 1)[1] for x in get_branch if not x.startswith('origin/HEAD')]
196            if len(get_branch) == 1:
197                # If srcrev is on only ONE branch, then use that branch
198                srcbranch = get_branch[0]
199            elif 'main' in get_branch:
200                # If srcrev is on multiple branches, then choose 'main' if it is one of them
201                srcbranch = 'main'
202            elif 'master' in get_branch:
203                # Otherwise choose 'master' if it is one of the branches
204                srcbranch = 'master'
205            else:
206                # If get_branch contains more than one objects, then display error and exit.
207                mbrch = '\n  ' + '\n  '.join(get_branch)
208                raise DevtoolError('Revision %s was found on multiple branches: %s\nPlease provide the correct branch in the devtool command with "--srcbranch" or "-B" option.' % (srcrev, mbrch))
209    else:
210        __run('git checkout devtool-base -b devtool-%s' % newpv)
211
212        tmpdir = tempfile.mkdtemp(prefix='devtool')
213        try:
214            checksums, ftmpdir = scriptutils.fetch_url(tinfoil, uri, rev, tmpdir, logger, preserve_tmp=keep_temp)
215        except scriptutils.FetchUrlFailure as e:
216            raise DevtoolError(e)
217
218        if ftmpdir and keep_temp:
219            logger.info('Fetch temp directory is %s' % ftmpdir)
220
221        md5 = checksums['md5sum']
222        sha256 = checksums['sha256sum']
223
224        tmpsrctree = _get_srctree(tmpdir)
225        srctree = os.path.abspath(srctree)
226        srcsubdir_rel = os.path.relpath(tmpsrctree, tmpdir)
227
228        # Delete all sources so we ensure no stray files are left over
229        for item in os.listdir(srctree):
230            if item in ['.git', 'oe-local-files']:
231                continue
232            itempath = os.path.join(srctree, item)
233            if os.path.isdir(itempath):
234                shutil.rmtree(itempath)
235            else:
236                os.remove(itempath)
237
238        # Copy in new ones
239        _copy_source_code(tmpsrctree, srctree)
240
241        (stdout,_) = __run('git ls-files --modified --others')
242        filelist = stdout.splitlines()
243        pbar = bb.ui.knotty.BBProgress('Adding changed files', len(filelist))
244        pbar.start()
245        batchsize = 100
246        for i in range(0, len(filelist), batchsize):
247            batch = filelist[i:i+batchsize]
248            __run('git add -f -A %s' % ' '.join(['"%s"' % item for item in batch]))
249            pbar.update(i)
250        pbar.finish()
251
252        useroptions = []
253        oe.patch.GitApplyTree.gitCommandUserOptions(useroptions, d=rd)
254        __run('git %s commit -q -m "Commit of upstream changes at version %s" --allow-empty' % (' '.join(useroptions), newpv))
255        __run('git tag -f devtool-base-%s' % newpv)
256
257    (stdout, _) = __run('git rev-parse HEAD')
258    rev = stdout.rstrip()
259
260    if no_patch:
261        patches = oe.recipeutils.get_recipe_patches(crd)
262        if patches:
263            logger.warning('By user choice, the following patches will NOT be applied to the new source tree:\n  %s' % '\n  '.join([os.path.basename(patch) for patch in patches]))
264    else:
265        __run('git checkout devtool-patched -b %s' % branch)
266        (stdout, _) = __run('git branch --list devtool-override-*')
267        branches_to_rebase = [branch] + stdout.split()
268        for b in branches_to_rebase:
269            logger.info("Rebasing {} onto {}".format(b, rev))
270            __run('git checkout %s' % b)
271            try:
272                __run('git rebase %s' % rev)
273            except bb.process.ExecutionError as e:
274                if 'conflict' in e.stdout:
275                    logger.warning('Command \'%s\' failed:\n%s\n\nYou will need to resolve conflicts in order to complete the upgrade.' % (e.command, e.stdout.rstrip()))
276                    __run('git rebase --abort')
277                else:
278                    logger.warning('Command \'%s\' failed:\n%s' % (e.command, e.stdout))
279        __run('git checkout %s' % branch)
280
281    if tmpsrctree:
282        if keep_temp:
283            logger.info('Preserving temporary directory %s' % tmpsrctree)
284        else:
285            shutil.rmtree(tmpsrctree)
286            if tmpdir != tmpsrctree:
287                shutil.rmtree(tmpdir)
288
289    return (rev, md5, sha256, srcbranch, srcsubdir_rel)
290
291def _add_license_diff_to_recipe(path, diff):
292    notice_text = """# FIXME: the LIC_FILES_CHKSUM values have been updated by 'devtool upgrade'.
293# The following is the difference between the old and the new license text.
294# Please update the LICENSE value if needed, and summarize the changes in
295# the commit message via 'License-Update:' tag.
296# (example: 'License-Update: copyright years updated.')
297#
298# The changes:
299#
300"""
301    commented_diff = "\n".join(["# {}".format(l) for l in diff.split('\n')])
302    with open(path, 'rb') as f:
303        orig_content = f.read()
304    with open(path, 'wb') as f:
305        f.write(notice_text.encode())
306        f.write(commented_diff.encode())
307        f.write("\n#\n\n".encode())
308        f.write(orig_content)
309
310def _create_new_recipe(newpv, md5, sha256, srcrev, srcbranch, srcsubdir_old, srcsubdir_new, workspace, tinfoil, rd, license_diff, new_licenses, srctree, keep_failure):
311    """Creates the new recipe under workspace"""
312
313    bpn = rd.getVar('BPN')
314    path = os.path.join(workspace, 'recipes', bpn)
315    bb.utils.mkdirhier(path)
316    copied, _ = oe.recipeutils.copy_recipe_files(rd, path, all_variants=True)
317    if not copied:
318        raise DevtoolError('Internal error - no files were copied for recipe %s' % bpn)
319    logger.debug('Copied %s to %s' % (copied, path))
320
321    oldpv = rd.getVar('PV')
322    if not newpv:
323        newpv = oldpv
324    origpath = rd.getVar('FILE')
325    fullpath = _rename_recipe_files(origpath, bpn, oldpv, newpv, path)
326    logger.debug('Upgraded %s => %s' % (origpath, fullpath))
327
328    newvalues = {}
329    if _recipe_contains(rd, 'PV') and newpv != oldpv:
330        newvalues['PV'] = newpv
331
332    if srcrev:
333        newvalues['SRCREV'] = srcrev
334
335    if srcbranch:
336        src_uri = oe.recipeutils.split_var_value(rd.getVar('SRC_URI', False) or '')
337        changed = False
338        replacing = True
339        new_src_uri = []
340        for entry in src_uri:
341            try:
342                scheme, network, path, user, passwd, params = bb.fetch2.decodeurl(entry)
343            except bb.fetch2.MalformedUrl as e:
344                raise DevtoolError("Could not decode SRC_URI: {}".format(e))
345            if replacing and scheme in ['git', 'gitsm']:
346                branch = params.get('branch', 'master')
347                if rd.expand(branch) != srcbranch:
348                    # Handle case where branch is set through a variable
349                    res = re.match(r'\$\{([^}@]+)\}', branch)
350                    if res:
351                        newvalues[res.group(1)] = srcbranch
352                        # We know we won't change SRC_URI now, so break out
353                        break
354                    else:
355                        params['branch'] = srcbranch
356                        entry = bb.fetch2.encodeurl((scheme, network, path, user, passwd, params))
357                        changed = True
358                replacing = False
359            new_src_uri.append(entry)
360        if changed:
361            newvalues['SRC_URI'] = ' '.join(new_src_uri)
362
363    newvalues['PR'] = None
364
365    # Work out which SRC_URI entries have changed in case the entry uses a name
366    crd = rd.createCopy()
367    crd.setVar('PV', newpv)
368    for var, value in newvalues.items():
369        crd.setVar(var, value)
370    old_src_uri = (rd.getVar('SRC_URI') or '').split()
371    new_src_uri = (crd.getVar('SRC_URI') or '').split()
372    newnames = []
373    addnames = []
374    for newentry in new_src_uri:
375        _, _, _, _, _, params = bb.fetch2.decodeurl(newentry)
376        if 'name' in params:
377            newnames.append(params['name'])
378            if newentry not in old_src_uri:
379                addnames.append(params['name'])
380    # Find what's been set in the original recipe
381    oldnames = []
382    noname = False
383    for varflag in rd.getVarFlags('SRC_URI'):
384        if varflag.endswith(('.md5sum', '.sha256sum')):
385            name = varflag.rsplit('.', 1)[0]
386            if name not in oldnames:
387                oldnames.append(name)
388        elif varflag in ['md5sum', 'sha256sum']:
389            noname = True
390    # Even if SRC_URI has named entries it doesn't have to actually use the name
391    if noname and addnames and addnames[0] not in oldnames:
392        addnames = []
393    # Drop any old names (the name actually might include ${PV})
394    for name in oldnames:
395        if name not in newnames:
396            newvalues['SRC_URI[%s.md5sum]' % name] = None
397            newvalues['SRC_URI[%s.sha256sum]' % name] = None
398
399    if sha256:
400        if addnames:
401            nameprefix = '%s.' % addnames[0]
402        else:
403            nameprefix = ''
404        newvalues['SRC_URI[%smd5sum]' % nameprefix] = None
405        newvalues['SRC_URI[%ssha256sum]' % nameprefix] = sha256
406
407    if srcsubdir_new != srcsubdir_old:
408        s_subdir_old = os.path.relpath(os.path.abspath(rd.getVar('S')), rd.getVar('WORKDIR'))
409        s_subdir_new = os.path.relpath(os.path.abspath(crd.getVar('S')), crd.getVar('WORKDIR'))
410        if srcsubdir_old == s_subdir_old and srcsubdir_new != s_subdir_new:
411            # Subdir for old extracted source matches what S points to (it should!)
412            # but subdir for new extracted source doesn't match what S will be
413            newvalues['S'] = '${WORKDIR}/%s' % srcsubdir_new.replace(newpv, '${PV}')
414            if crd.expand(newvalues['S']) == crd.expand('${WORKDIR}/${BP}'):
415                # It's the default, drop it
416                # FIXME what if S is being set in a .inc?
417                newvalues['S'] = None
418                logger.info('Source subdirectory has changed, dropping S value since it now matches the default ("${WORKDIR}/${BP}")')
419            else:
420                logger.info('Source subdirectory has changed, updating S value')
421
422    if license_diff:
423        newlicchksum = " ".join(["file://{}".format(l['path']) +
424                                 (";beginline={}".format(l['beginline']) if l['beginline'] else "") +
425                                 (";endline={}".format(l['endline']) if l['endline'] else "") +
426                                 (";md5={}".format(l['actual_md5'])) for l in new_licenses])
427        newvalues["LIC_FILES_CHKSUM"] = newlicchksum
428        _add_license_diff_to_recipe(fullpath, license_diff)
429
430    try:
431        rd = tinfoil.parse_recipe_file(fullpath, False)
432    except bb.tinfoil.TinfoilCommandFailed as e:
433        _upgrade_error(e, os.path.dirname(fullpath), srctree, keep_failure, 'Parsing of upgraded recipe failed')
434    oe.recipeutils.patch_recipe(rd, fullpath, newvalues)
435
436    return fullpath, copied
437
438
439def _check_git_config():
440    def getconfig(name):
441        try:
442            value = bb.process.run('git config --global %s' % name)[0].strip()
443        except bb.process.ExecutionError as e:
444            if e.exitcode == 1:
445                value = None
446            else:
447                raise
448        return value
449
450    username = getconfig('user.name')
451    useremail = getconfig('user.email')
452    configerr = []
453    if not username:
454        configerr.append('Please set your name using:\n  git config --global user.name')
455    if not useremail:
456        configerr.append('Please set your email using:\n  git config --global user.email')
457    if configerr:
458        raise DevtoolError('Your git configuration is incomplete which will prevent rebases from working:\n' + '\n'.join(configerr))
459
460def _extract_licenses(srcpath, recipe_licenses):
461    licenses = []
462    for url in recipe_licenses.split():
463        license = {}
464        (type, host, path, user, pswd, parm) = bb.fetch.decodeurl(url)
465        license['path'] = path
466        license['md5'] = parm.get('md5', '')
467        license['beginline'], license['endline'] = 0, 0
468        if 'beginline' in parm:
469            license['beginline'] = int(parm['beginline'])
470        if 'endline' in parm:
471            license['endline'] = int(parm['endline'])
472        license['text'] = []
473        with open(os.path.join(srcpath, path), 'rb') as f:
474            import hashlib
475            actual_md5 = hashlib.md5()
476            lineno = 0
477            for line in f:
478                lineno += 1
479                if (lineno >= license['beginline']) and ((lineno <= license['endline']) or not license['endline']):
480                    license['text'].append(line.decode(errors='ignore'))
481                    actual_md5.update(line)
482        license['actual_md5'] = actual_md5.hexdigest()
483        licenses.append(license)
484    return licenses
485
486def _generate_license_diff(old_licenses, new_licenses):
487    need_diff = False
488    for l in new_licenses:
489        if l['md5'] != l['actual_md5']:
490            need_diff = True
491            break
492    if need_diff == False:
493        return None
494
495    import difflib
496    diff = ''
497    for old, new in zip(old_licenses, new_licenses):
498        for line in difflib.unified_diff(old['text'], new['text'], old['path'], new['path']):
499            diff = diff + line
500    return diff
501
502def upgrade(args, config, basepath, workspace):
503    """Entry point for the devtool 'upgrade' subcommand"""
504
505    if args.recipename in workspace:
506        raise DevtoolError("recipe %s is already in your workspace" % args.recipename)
507    if args.srcbranch and not args.srcrev:
508        raise DevtoolError("If you specify --srcbranch/-B then you must use --srcrev/-S to specify the revision" % args.recipename)
509
510    _check_git_config()
511
512    tinfoil = setup_tinfoil(basepath=basepath, tracking=True)
513    try:
514        rd = parse_recipe(config, tinfoil, args.recipename, True)
515        if not rd:
516            return 1
517
518        pn = rd.getVar('PN')
519        if pn != args.recipename:
520            logger.info('Mapping %s to %s' % (args.recipename, pn))
521        if pn in workspace:
522            raise DevtoolError("recipe %s is already in your workspace" % pn)
523
524        if args.srctree:
525            srctree = os.path.abspath(args.srctree)
526        else:
527            srctree = standard.get_default_srctree(config, pn)
528
529        srctree_s = standard.get_real_srctree(srctree, rd.getVar('S'), rd.getVar('WORKDIR'))
530
531        # try to automatically discover latest version and revision if not provided on command line
532        if not args.version and not args.srcrev:
533            version_info = oe.recipeutils.get_recipe_upstream_version(rd)
534            if version_info['version'] and not version_info['version'].endswith("new-commits-available"):
535                args.version = version_info['version']
536            if version_info['revision']:
537                args.srcrev = version_info['revision']
538        if not args.version and not args.srcrev:
539            raise DevtoolError("Automatic discovery of latest version/revision failed - 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.")
540
541        standard._check_compatible_recipe(pn, rd)
542        old_srcrev = rd.getVar('SRCREV')
543        if old_srcrev == 'INVALID':
544            old_srcrev = None
545        if old_srcrev and not args.srcrev:
546            raise DevtoolError("Recipe specifies a SRCREV value; you must specify a new one when upgrading")
547        old_ver = rd.getVar('PV')
548        if old_ver == args.version and old_srcrev == args.srcrev:
549            raise DevtoolError("Current and upgrade versions are the same version")
550        if args.version:
551            if bb.utils.vercmp_string(args.version, old_ver) < 0:
552                logger.warning('Upgrade version %s compares as less than the current version %s. If you are using a package feed for on-target upgrades or providing this recipe for general consumption, then you should increment PE in the recipe (or if there is no current PE value set, set it to "1")' % (args.version, old_ver))
553            check_prerelease_version(args.version, 'devtool upgrade')
554
555        rf = None
556        license_diff = None
557        try:
558            logger.info('Extracting current version source...')
559            rev1, srcsubdir1 = standard._extract_source(srctree, False, 'devtool-orig', False, config, basepath, workspace, args.fixed_setup, rd, tinfoil, no_overrides=args.no_overrides)
560            old_licenses = _extract_licenses(srctree_s, (rd.getVar('LIC_FILES_CHKSUM') or ""))
561            logger.info('Extracting upgraded version source...')
562            rev2, md5, sha256, srcbranch, srcsubdir2 = _extract_new_source(args.version, srctree, args.no_patch,
563                                                    args.srcrev, args.srcbranch, args.branch, args.keep_temp,
564                                                    tinfoil, rd)
565            new_licenses = _extract_licenses(srctree_s, (rd.getVar('LIC_FILES_CHKSUM') or ""))
566            license_diff = _generate_license_diff(old_licenses, new_licenses)
567            rf, copied = _create_new_recipe(args.version, md5, sha256, args.srcrev, srcbranch, srcsubdir1, srcsubdir2, config.workspace_path, tinfoil, rd, license_diff, new_licenses, srctree, args.keep_failure)
568        except (bb.process.CmdError, DevtoolError) as e:
569            recipedir = os.path.join(config.workspace_path, 'recipes', rd.getVar('BPN'))
570            _upgrade_error(e, recipedir, srctree, args.keep_failure)
571        standard._add_md5(config, pn, os.path.dirname(rf))
572
573        af = _write_append(rf, srctree, srctree_s, args.same_dir, args.no_same_dir, rev2,
574                        copied, config.workspace_path, rd)
575        standard._add_md5(config, pn, af)
576
577        update_unlockedsigs(basepath, workspace, args.fixed_setup, [pn])
578
579        logger.info('Upgraded source extracted to %s' % srctree)
580        logger.info('New recipe is %s' % rf)
581        if license_diff:
582            logger.info('License checksums have been updated in the new recipe; please refer to it for the difference between the old and the new license texts.')
583        preferred_version = rd.getVar('PREFERRED_VERSION_%s' % rd.getVar('PN'))
584        if preferred_version:
585            logger.warning('Version is pinned to %s via PREFERRED_VERSION; it may need adjustment to match the new version before any further steps are taken' % preferred_version)
586    finally:
587        tinfoil.shutdown()
588    return 0
589
590def latest_version(args, config, basepath, workspace):
591    """Entry point for the devtool 'latest_version' subcommand"""
592    tinfoil = setup_tinfoil(basepath=basepath, tracking=True)
593    try:
594        rd = parse_recipe(config, tinfoil, args.recipename, True)
595        if not rd:
596            return 1
597        version_info = oe.recipeutils.get_recipe_upstream_version(rd)
598        # "new-commits-available" is an indication that upstream never issues version tags
599        if not version_info['version'].endswith("new-commits-available"):
600            logger.info("Current version: {}".format(version_info['current_version']))
601            logger.info("Latest version: {}".format(version_info['version']))
602            if version_info['revision']:
603                logger.info("Latest version's commit: {}".format(version_info['revision']))
604        else:
605            logger.info("Latest commit: {}".format(version_info['revision']))
606    finally:
607        tinfoil.shutdown()
608    return 0
609
610def check_upgrade_status(args, config, basepath, workspace):
611    if not args.recipe:
612        logger.info("Checking the upstream status for all recipes may take a few minutes")
613    results = oe.recipeutils.get_recipe_upgrade_status(args.recipe)
614    for result in results:
615        # pn, update_status, current, latest, maintainer, latest_commit, no_update_reason
616        if args.all or result[1] != 'MATCH':
617            logger.info("{:25} {:15} {:15} {} {} {}".format(   result[0],
618                                                               result[2],
619                                                               result[1] if result[1] != 'UPDATE' else (result[3] if not result[3].endswith("new-commits-available") else "new commits"),
620                                                               result[4],
621                                                               result[5] if result[5] != 'N/A' else "",
622                                                               "cannot be updated due to: %s" %(result[6]) if result[6] else ""))
623
624def register_commands(subparsers, context):
625    """Register devtool subcommands from this plugin"""
626
627    defsrctree = standard.get_default_srctree(context.config)
628
629    parser_upgrade = subparsers.add_parser('upgrade', help='Upgrade an existing recipe',
630                                           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).',
631                                           group='starting')
632    parser_upgrade.add_argument('recipename', help='Name of recipe to upgrade (just name - no version, path or extension)')
633    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)
634    parser_upgrade.add_argument('--version', '-V', help='Version to upgrade to (PV). If omitted, latest upstream version will be determined and used, if possible.')
635    parser_upgrade.add_argument('--srcrev', '-S', help='Source revision to upgrade to (useful when fetching from an SCM such as git)')
636    parser_upgrade.add_argument('--srcbranch', '-B', help='Branch in source repository containing the revision to use (if fetching from an SCM such as git)')
637    parser_upgrade.add_argument('--branch', '-b', default="devtool", help='Name for new development branch to checkout (default "%(default)s")')
638    parser_upgrade.add_argument('--no-patch', action="store_true", help='Do not apply patches from the recipe to the new source code')
639    parser_upgrade.add_argument('--no-overrides', '-O', action="store_true", help='Do not create branches for other override configurations')
640    group = parser_upgrade.add_mutually_exclusive_group()
641    group.add_argument('--same-dir', '-s', help='Build in same directory as source', action="store_true")
642    group.add_argument('--no-same-dir', help='Force build in a separate build directory', action="store_true")
643    parser_upgrade.add_argument('--keep-temp', action="store_true", help='Keep temporary directory (for debugging)')
644    parser_upgrade.add_argument('--keep-failure', action="store_true", help='Keep failed upgrade recipe and associated files  (for debugging)')
645    parser_upgrade.set_defaults(func=upgrade, fixed_setup=context.fixed_setup)
646
647    parser_latest_version = subparsers.add_parser('latest-version', help='Report the latest version of an existing recipe',
648                                                  description='Queries the upstream server for what the latest upstream release is (for git, tags are checked, for tarballs, a list of them is obtained, and one with the highest version number is reported)',
649                                                  group='info')
650    parser_latest_version.add_argument('recipename', help='Name of recipe to query (just name - no version, path or extension)')
651    parser_latest_version.set_defaults(func=latest_version)
652
653    parser_check_upgrade_status = subparsers.add_parser('check-upgrade-status', help="Report upgradability for multiple (or all) recipes",
654                                                        description="Prints a table of recipes together with versions currently provided by recipes, and latest upstream versions, when there is a later version available",
655                                                        group='info')
656    parser_check_upgrade_status.add_argument('recipe', help='Name of the recipe to report (omit to report upgrade info for all recipes)', nargs='*')
657    parser_check_upgrade_status.add_argument('--all', '-a', help='Show all recipes, not just recipes needing upgrade', action="store_true")
658    parser_check_upgrade_status.set_defaults(func=check_upgrade_status)
659