diff options
Diffstat (limited to 'meta/lib/oe/patch.py')
| -rw-r--r-- | meta/lib/oe/patch.py | 263 |
1 files changed, 233 insertions, 30 deletions
diff --git a/meta/lib/oe/patch.py b/meta/lib/oe/patch.py index af3adec140..b2dc8d0a90 100644 --- a/meta/lib/oe/patch.py +++ b/meta/lib/oe/patch.py @@ -1,4 +1,12 @@ +# +# Copyright OpenEmbedded Contributors +# +# SPDX-License-Identifier: GPL-2.0-only +# + import oe.path +import oe.types +import subprocess class NotFoundError(bb.BBHandledException): def __init__(self, path): @@ -32,15 +40,25 @@ def runcmd(args, dir = None): args = [ pipes.quote(str(arg)) for arg in args ] cmd = " ".join(args) # print("cmd: %s" % cmd) - (exitstatus, output) = oe.utils.getstatusoutput(cmd) + proc = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True) + stdout, stderr = proc.communicate() + stdout = stdout.decode('utf-8') + stderr = stderr.decode('utf-8') + exitstatus = proc.returncode if exitstatus != 0: - raise CmdError(cmd, exitstatus >> 8, output) - return output + raise CmdError(cmd, exitstatus >> 8, "stdout: %s\nstderr: %s" % (stdout, stderr)) + if " fuzz " in stdout and "Hunk " in stdout: + # Drop patch fuzz info with header and footer to log file so + # insane.bbclass can handle to throw error/warning + bb.note("--- Patch fuzz start ---\n%s\n--- Patch fuzz end ---" % format(stdout)) + + return stdout finally: if dir: os.chdir(olddir) + class PatchError(Exception): def __init__(self, msg): self.msg = msg @@ -81,7 +99,7 @@ class PatchSet(object): patch[param] = PatchSet.defaults[param] if patch.get("remote"): - patch["file"] = bb.data.expand(bb.fetch2.localpath(patch["remote"], self.d), self.d) + patch["file"] = self.d.expand(bb.fetch2.localpath(patch["remote"], self.d)) patch["filemd5"] = bb.utils.md5_file(patch["file"]) @@ -211,7 +229,7 @@ class PatchTree(PatchSet): self.patches.insert(i, patch) def _applypatch(self, patch, force = False, reverse = False, run = True): - shellcmd = ["cat", patch['file'], "|", "patch", "-p", patch['strippath']] + shellcmd = ["cat", patch['file'], "|", "patch", "--no-backup-if-mismatch", "-p", patch['strippath']] if reverse: shellcmd.append('-R') @@ -281,6 +299,26 @@ class GitApplyTree(PatchTree): def __init__(self, dir, d): PatchTree.__init__(self, dir, d) + self.commituser = d.getVar('PATCH_GIT_USER_NAME') + self.commitemail = d.getVar('PATCH_GIT_USER_EMAIL') + if not self._isInitialized(d): + self._initRepo() + + def _isInitialized(self, d): + cmd = "git rev-parse --show-toplevel" + try: + output = runcmd(cmd.split(), self.dir).strip() + except CmdError as err: + ## runcmd returned non-zero which most likely means 128 + ## Not a git directory + return False + ## Make sure repo is in builddir to not break top-level git repos, or under workdir + return os.path.samefile(output, self.dir) or oe.path.is_path_parent(d.getVar('WORKDIR'), output) + + def _initRepo(self): + runcmd("git init".split(), self.dir) + runcmd("git add .".split(), self.dir) + runcmd("git commit -a --allow-empty -m bitbake_patching_started".split(), self.dir) @staticmethod def extractPatchHeader(patchfile): @@ -314,7 +352,8 @@ class GitApplyTree(PatchTree): @staticmethod def interpretPatchHeader(headerlines): import re - author_re = re.compile('[\S ]+ <\S+@\S+\.\S+>') + author_re = re.compile(r'[\S ]+ <\S+@\S+\.\S+>') + from_commit_re = re.compile(r'^From [a-z0-9]{40} .*') outlines = [] author = None date = None @@ -344,11 +383,39 @@ class GitApplyTree(PatchTree): # git is fussy about author formatting i.e. it must be Name <email@domain> if author_re.match(authorval): author = authorval + elif from_commit_re.match(line): + # We don't want the From <commit> line - if it's present it will break rebasing + continue outlines.append(line) + + if not subject: + firstline = None + for line in headerlines: + line = line.strip() + if firstline: + if line: + # Second line is not blank, the first line probably isn't usable + firstline = None + break + elif line: + firstline = line + if firstline and not firstline.startswith(('#', 'Index:', 'Upstream-Status:')) and len(firstline) < 100: + subject = firstline + return outlines, author, date, subject @staticmethod - def prepareCommit(patchfile): + def gitCommandUserOptions(cmd, commituser=None, commitemail=None, d=None): + if d: + commituser = d.getVar('PATCH_GIT_USER_NAME') + commitemail = d.getVar('PATCH_GIT_USER_EMAIL') + if commituser: + cmd += ['-c', 'user.name="%s"' % commituser] + if commitemail: + cmd += ['-c', 'user.email="%s"' % commitemail] + + @staticmethod + def prepareCommit(patchfile, commituser=None, commitemail=None): """ Prepare a git commit command line based on the header from a patch file (typically this is useful for patches that cannot be applied with "git am" due to formatting) @@ -357,21 +424,24 @@ class GitApplyTree(PatchTree): # Process patch header and extract useful information lines = GitApplyTree.extractPatchHeader(patchfile) outlines, author, date, subject = GitApplyTree.interpretPatchHeader(lines) - if not author or not subject: + if not author or not subject or not date: try: - shellcmd = ["git", "log", "--format=email", "--diff-filter=A", "--", patchfile] + shellcmd = ["git", "log", "--format=email", "--follow", "--diff-filter=A", "--", patchfile] out = runcmd(["sh", "-c", " ".join(shellcmd)], os.path.dirname(patchfile)) except CmdError: out = None if out: _, newauthor, newdate, newsubject = GitApplyTree.interpretPatchHeader(out.splitlines()) - if not author or not date: - # These really need to go together + if not author: + # If we're setting the author then the date should be set as well author = newauthor date = newdate + elif not date: + # If we don't do this we'll get the current date, at least this will be closer + date = newdate if not subject: subject = newsubject - if subject: + if subject and not (outlines and outlines[0].strip() == subject): outlines.insert(0, '%s\n\n' % subject.strip()) # Write out commit message to a file @@ -380,7 +450,9 @@ class GitApplyTree(PatchTree): for line in outlines: tf.write(line) # Prepare git command - cmd = ["git", "commit", "-F", tmpfile] + cmd = ["git"] + GitApplyTree.gitCommandUserOptions(cmd, commituser, commitemail) + cmd += ["commit", "-F", tmpfile] # git doesn't like plain email addresses as authors if author and '<' in author: cmd.append('--author="%s"' % author) @@ -394,23 +466,31 @@ class GitApplyTree(PatchTree): import shutil tempdir = tempfile.mkdtemp(prefix='oepatch') try: - shellcmd = ["git", "format-patch", startcommit, "-o", tempdir] + shellcmd = ["git", "format-patch", "--no-signature", "--no-numbered", startcommit, "-o", tempdir] if paths: shellcmd.append('--') shellcmd.extend(paths) out = runcmd(["sh", "-c", " ".join(shellcmd)], tree) if out: for srcfile in out.split(): - patchlines = [] - outfile = None - with open(srcfile, 'r') as f: - for line in f: - if line.startswith(GitApplyTree.patch_line_prefix): - outfile = line.split()[-1].strip() - continue - if line.startswith(GitApplyTree.ignore_commit_prefix): - continue - patchlines.append(line) + for encoding in ['utf-8', 'latin-1']: + patchlines = [] + outfile = None + try: + with open(srcfile, 'r', encoding=encoding) as f: + for line in f: + if line.startswith(GitApplyTree.patch_line_prefix): + outfile = line.split()[-1].strip() + continue + if line.startswith(GitApplyTree.ignore_commit_prefix): + continue + patchlines.append(line) + except UnicodeDecodeError: + continue + break + else: + raise PatchError('Unable to find a character encoding to decode %s' % srcfile) + if not outfile: outfile = os.path.basename(srcfile) with open(os.path.join(outdir, outfile), 'w') as of: @@ -449,14 +529,15 @@ class GitApplyTree(PatchTree): with open(commithook, 'w') as f: # NOTE: the formatting here is significant; if you change it you'll also need to # change other places which read it back - f.write('echo >> $1\n') - f.write('echo "%s: $PATCHFILE" >> $1\n' % GitApplyTree.patch_line_prefix) + f.write('echo "\n%s: $PATCHFILE" >> $1' % GitApplyTree.patch_line_prefix) os.chmod(commithook, 0o755) shutil.copy2(commithook, applyhook) try: patchfilevar = 'PATCHFILE="%s"' % os.path.basename(patch['file']) try: - shellcmd = [patchfilevar, "git", "--work-tree=%s" % reporoot, "am", "-3", "--keep-cr", "-p%s" % patch['strippath']] + shellcmd = [patchfilevar, "git", "--work-tree=%s" % reporoot] + self.gitCommandUserOptions(shellcmd, self.commituser, self.commitemail) + shellcmd += ["am", "-3", "--keep-cr", "--no-scissors", "-p%s" % patch['strippath']] return _applypatchhelper(shellcmd, patch, force, reverse, run) except CmdError: # Need to abort the git am, or we'll still be within it at the end @@ -486,7 +567,7 @@ class GitApplyTree(PatchTree): shellcmd = ["git", "reset", "HEAD", self.patchdir] output += runcmd(["sh", "-c", " ".join(shellcmd)], self.dir) # Commit the result - (tmpfile, shellcmd) = self.prepareCommit(patch['file']) + (tmpfile, shellcmd) = self.prepareCommit(patch['file'], self.commituser, self.commitemail) try: shellcmd.insert(0, patchfilevar) output += runcmd(["sh", "-c", " ".join(shellcmd)], self.dir) @@ -501,7 +582,7 @@ class GitApplyTree(PatchTree): class QuiltTree(PatchSet): def _runcmd(self, args, run = True): - quiltrc = self.d.getVar('QUILTRCFILE', True) + quiltrc = self.d.getVar('QUILTRCFILE') if not run: return ["quilt"] + ["--quiltrc"] + [quiltrc] + args runcmd(["quilt"] + ["--quiltrc"] + [quiltrc] + args, self.dir) @@ -519,6 +600,8 @@ class QuiltTree(PatchSet): def Clean(self): try: + # make sure that patches/series file exists before quilt pop to keep quilt-0.67 happy + open(os.path.join(self.dir, "patches","series"), 'a').close() self._runcmd(["pop", "-a", "-f"]) oe.path.remove(os.path.join(self.dir, "patches","series")) except Exception: @@ -677,7 +760,7 @@ class UserResolver(Resolver): # Patch application failed patchcmd = self.patchset.Push(True, False, False) - t = self.patchset.d.getVar('T', True) + t = self.patchset.d.getVar('T') if not t: bb.msg.fatal("Build", "T not set") bb.utils.mkdirhier(t) @@ -719,3 +802,123 @@ class UserResolver(Resolver): os.chdir(olddir) raise os.chdir(olddir) + + +def patch_path(url, fetch, workdir, expand=True): + """Return the local path of a patch, or return nothing if this isn't a patch""" + + local = fetch.localpath(url) + if os.path.isdir(local): + return + base, ext = os.path.splitext(os.path.basename(local)) + if ext in ('.gz', '.bz2', '.xz', '.Z'): + if expand: + local = os.path.join(workdir, base) + ext = os.path.splitext(base)[1] + + urldata = fetch.ud[url] + if "apply" in urldata.parm: + apply = oe.types.boolean(urldata.parm["apply"]) + if not apply: + return + elif ext not in (".diff", ".patch"): + return + + return local + +def src_patches(d, all=False, expand=True): + workdir = d.getVar('WORKDIR') + fetch = bb.fetch2.Fetch([], d) + patches = [] + sources = [] + for url in fetch.urls: + local = patch_path(url, fetch, workdir, expand) + if not local: + if all: + local = fetch.localpath(url) + sources.append(local) + continue + + urldata = fetch.ud[url] + parm = urldata.parm + patchname = parm.get('pname') or os.path.basename(local) + + apply, reason = should_apply(parm, d) + if not apply: + if reason: + bb.note("Patch %s %s" % (patchname, reason)) + continue + + patchparm = {'patchname': patchname} + if "striplevel" in parm: + striplevel = parm["striplevel"] + elif "pnum" in parm: + #bb.msg.warn(None, "Deprecated usage of 'pnum' url parameter in '%s', please use 'striplevel'" % url) + striplevel = parm["pnum"] + else: + striplevel = '1' + patchparm['striplevel'] = striplevel + + patchdir = parm.get('patchdir') + if patchdir: + patchparm['patchdir'] = patchdir + + localurl = bb.fetch.encodeurl(('file', '', local, '', '', patchparm)) + patches.append(localurl) + + if all: + return sources + + return patches + + +def should_apply(parm, d): + import bb.utils + if "mindate" in parm or "maxdate" in parm: + pn = d.getVar('PN') + srcdate = d.getVar('SRCDATE_%s' % pn) + if not srcdate: + srcdate = d.getVar('SRCDATE') + + if srcdate == "now": + srcdate = d.getVar('DATE') + + if "maxdate" in parm and parm["maxdate"] < srcdate: + return False, 'is outdated' + + if "mindate" in parm and parm["mindate"] > srcdate: + return False, 'is predated' + + + if "minrev" in parm: + srcrev = d.getVar('SRCREV') + if srcrev and srcrev < parm["minrev"]: + return False, 'applies to later revisions' + + if "maxrev" in parm: + srcrev = d.getVar('SRCREV') + if srcrev and srcrev > parm["maxrev"]: + return False, 'applies to earlier revisions' + + if "rev" in parm: + srcrev = d.getVar('SRCREV') + if srcrev and parm["rev"] not in srcrev: + return False, "doesn't apply to revision" + + if "notrev" in parm: + srcrev = d.getVar('SRCREV') + if srcrev and parm["notrev"] in srcrev: + return False, "doesn't apply to revision" + + if "maxver" in parm: + pv = d.getVar('PV') + if bb.utils.vercmp_string_op(pv, parm["maxver"], ">"): + return False, "applies to earlier version" + + if "minver" in parm: + pv = d.getVar('PV') + if bb.utils.vercmp_string_op(pv, parm["minver"], "<"): + return False, "applies to later version" + + return True, None + |