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Unified Diff: tools/roll_deps.py

Issue 126523002: Changes to roll_deps.py (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: skia:1995 Created 6 years, 11 months ago
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Index: tools/roll_deps.py
diff --git a/tools/roll_deps.py b/tools/roll_deps.py
index 42b917415c6bca83c3ff628f2916c52bd9d8ce62..2f98fb548cb7a3254d90b223f8ec42d9b44bc207 100755
--- a/tools/roll_deps.py
+++ b/tools/roll_deps.py
@@ -26,7 +26,6 @@ import os
import re
import shutil
import subprocess
-from subprocess import check_call
import sys
import tempfile
@@ -55,7 +54,8 @@ class DepsRollConfig(object):
options = DepsRollConfig.GetOptionParser()
# pylint: disable=I0011,E1103
self.verbose = options.verbose
- self.save_branches = options.save_branches
+ self.vsp = VerboseSubprocess(self.verbose)
+ self.save_branches = not options.delete_branches
self.search_depth = options.search_depth
self.chromium_path = options.chromium_path
self.git = options.git_path
@@ -110,6 +110,10 @@ class DepsRollConfig(object):
option_parser.add_option(
'-r', '--revision', type='int', default=None,
help='The Skia SVN revision number, defaults to top of tree.')
+ option_parser.add_option(
+ '-g', '--git_hash', default=None,
+ help='A partial Skia Git hash. Do not set this and revision.')
+
# Anyone using this script on a regular basis should set the
# SKIA_GIT_CHECKOUT_PATH environment variable.
option_parser.add_option(
@@ -125,8 +129,8 @@ class DepsRollConfig(object):
'', '--git_path', help='Git executable, defaults to "git".',
default='git')
option_parser.add_option(
- '', '--save_branches', help='Save the temporary branches',
- action='store_true', dest='save_branches', default=False)
+ '', '--delete_branches', help='Delete the temporary branches',
+ action='store_true', dest='delete_branches', default=False)
option_parser.add_option(
'', '--verbose', help='Do not suppress the output from `git cl`.',
action='store_true', dest='verbose', default=False)
@@ -167,105 +171,352 @@ class DepsRollError(Exception):
pass
-def strip_output(*args, **kwargs):
- """Wrap subprocess.check_output and str.strip().
+class VerboseSubprocess(object):
+ """Call subprocess methods, but print out command before executing.
+
+ Attributes:
+ verbose: (boolean) should we print out the command or not. If
+ not, this is the same as calling the subprocess method
+ quiet: (boolean) suppress stdout on check_call and call.
+ prefix: (string) When verbose, what to print before each command.
+ """
+
+ def __init__(self, verbose):
+ self.verbose = verbose
+ self.quiet = not verbose
+ self.prefix = '~~$ '
+
+ @staticmethod
+ def _fix(string):
+ """Quote and escape a string if necessary."""
+ if ' ' in string or '\n' in string:
+ string = '"%s"' % string.replace('\n', '\\n')
+ return string
+
+ @staticmethod
+ def print_subprocess_args(prefix, *args, **kwargs):
+ """Print out args in a human-readable manner."""
+ if 'cwd' in kwargs:
+ print '%scd %s' % (prefix, kwargs['cwd'])
+ print prefix + ' '.join(VerboseSubprocess._fix(arg) for arg in args[0])
+ if 'cwd' in kwargs:
+ print '%scd -' % prefix
+
+ def check_call(self, *args, **kwargs):
+ """Wrapper for subprocess.check_call().
+
+ Args:
+ *args: to be passed to subprocess.check_call()
+ **kwargs: to be passed to subprocess.check_call()
+ Returns:
+ Whatever subprocess.check_call() returns.
+ Raises:
+ OSError or subprocess.CalledProcessError: raised by check_call.
+ """
+ if self.verbose:
+ self.print_subprocess_args(self.prefix, *args, **kwargs)
+ if self.quiet:
+ with open(os.devnull, 'w') as devnull:
+ return subprocess.check_call(*args, stdout=devnull, **kwargs)
+ else:
+ return subprocess.check_call(*args, **kwargs)
+
+ def call(self, *args, **kwargs):
+ """Wrapper for subprocess.check().
+
+ Args:
+ *args: to be passed to subprocess.check_call()
+ **kwargs: to be passed to subprocess.check_call()
+ Returns:
+ Whatever subprocess.call() returns.
+ Raises:
+ OSError or subprocess.CalledProcessError: raised by call.
+ """
+ if self.verbose:
+ self.print_subprocess_args(self.prefix, *args, **kwargs)
+ if self.quiet:
+ with open(os.devnull, 'w') as devnull:
+ return subprocess.call(*args, stdout=devnull, **kwargs)
+ else:
+ return subprocess.call(*args, **kwargs)
+
+ def check_output(self, *args, **kwargs):
+ """Wrapper for subprocess.check_output().
+
+ Args:
+ *args: to be passed to subprocess.check_output()
+ **kwargs: to be passed to subprocess.check_output()
+ Returns:
+ Whatever subprocess.check_output() returns.
+ Raises:
+ OSError or subprocess.CalledProcessError: raised by check_output.
+ """
+ if self.verbose:
+ self.print_subprocess_args(self.prefix, *args, **kwargs)
+ return subprocess.check_output(*args, **kwargs)
+
+ def strip_output(self, *args, **kwargs):
+ """Wrap subprocess.check_output and str.strip().
+
+ Pass the given arguments into subprocess.check_output() and return
+ the results, after stripping any excess whitespace.
+
+ Args:
+ *args: to be passed to subprocess.check_output()
+ **kwargs: to be passed to subprocess.check_output()
+
+ Returns:
+ The output of the process as a string without leading or
+ trailing whitespace.
+ Raises:
+ OSError or subprocess.CalledProcessError: raised by check_output.
+ """
+ if self.verbose:
+ self.print_subprocess_args(self.prefix, *args, **kwargs)
+ return str(subprocess.check_output(*args, **kwargs)).strip()
+
+ def popen(self, *args, **kwargs):
+ """Wrapper for subprocess.Popen().
+
+ Args:
+ *args: to be passed to subprocess.Popen()
+ **kwargs: to be passed to subprocess.Popen()
+ Returns:
+ The output of subprocess.Popen()
+ Raises:
+ OSError or subprocess.CalledProcessError: raised by Popen.
+ """
+ if self.verbose:
+ self.print_subprocess_args(self.prefix, *args, **kwargs)
+ return subprocess.Popen(*args, **kwargs)
+
+
+class ChangeDir(object):
+ """Use with a with-statement to temporarily change directories."""
+ # pylint: disable=I0011,R0903
+
+ def __init__(self, directory, verbose=False):
+ self._directory = directory
+ self._verbose = verbose
+
+ def __enter__(self):
+ if self._verbose:
+ print '~~$ cd %s' % self._directory
+ cwd = os.getcwd()
+ os.chdir(self._directory)
+ self._directory = cwd
+
+ def __exit__(self, etype, value, traceback):
+ if self._verbose:
+ print '~~$ cd %s' % self._directory
+ os.chdir(self._directory)
+
+
+class ReSearch(object):
+ """A collection of static methods for regexing things."""
+
+ @staticmethod
+ def search_within_stream(input_stream, pattern, default=None):
+ """Search for regular expression in a file-like object.
+
+ Opens a file for reading and searches line by line for a match to
+ the regex and returns the parenthesized group named return for the
+ first match. Does not search across newlines.
+
+ For example:
+ pattern = '^root(:[^:]*){4}:(?P<return>[^:]*)'
+ with open('/etc/passwd', 'r') as stream:
+ return search_within_file(stream, pattern)
+ should return root's home directory (/root on my system).
+
+ Args:
+ input_stream: file-like object to be read
+ pattern: (string) to be passed to re.compile
+ default: what to return if no match
+
+ Returns:
+ A string or whatever default is
+ """
+ pattern_object = re.compile(pattern)
+ for line in input_stream:
+ match = pattern_object.search(line)
+ if match:
+ return match.group('return')
+ return default
+
+ @staticmethod
+ def search_within_string(input_string, pattern, default=None):
+ """Search for regular expression in a string.
+
+ Args:
+ input_string: (string) to be searched
+ pattern: (string) to be passed to re.compile
+ default: what to return if no match
+
+ Returns:
+ A string or whatever default is
+ """
+ match = re.search(pattern, input_string)
+ return match.group('return') if match else default
+
+ @staticmethod
+ def search_within_output(verbose, pattern, default, *args, **kwargs):
+ """Search for regular expression in a process output.
+
+ Does not search across newlines.
+
+ Args:
+ verbose: (boolean) shoule we call
+ VerboseSubprocess.print_subprocess_args?
+ pattern: (string) to be passed to re.compile
+ default: what to return if no match
+ *args: to be passed to subprocess.Popen()
+ **kwargs: to be passed to subprocess.Popen()
+
+ Returns:
+ A string or whatever default is
+ """
+ if verbose:
+ VerboseSubprocess.print_subprocess_args(
+ '~~$ ', *args, **kwargs)
+ proc = subprocess.Popen(*args, stdout=subprocess.PIPE, **kwargs)
+ return ReSearch.search_within_stream(proc.stdout, pattern, default)
+
+
+def get_svn_revision(config, commit):
+ """Works in both git and git-svn. returns a string."""
+ svn_format = (
+ '(git-svn-id: [^@ ]+@|SVN changes up to revision |'
+ 'LKGR w/ DEPS up to revision )(?P<return>[0-9]+)')
+ svn_revision = ReSearch.search_within_output(
+ config.verbose, svn_format, None,
+ [config.git, 'log', '-n', '1', '--format=format:%B', commit])
+ if not svn_revision:
+ raise DepsRollError(
+ 'Revision number missing from Chromium origin/master.')
+ return int(svn_revision)
+
+
+class SkiaGitCheckout(object):
+ """Class to create a temporary skia git checkout, if necessary.
+ """
+ # pylint: disable=I0011,R0903
+
+ def __init__(self, config, depth):
+ self._config = config
+ self._depth = depth
+ self._use_temp = None
+ self._original_cwd = None
+
+ def __enter__(self):
+ config = self._config
+ git = config.git
+ skia_dir = None
+ self._original_cwd = os.getcwd()
+ if config.skia_git_checkout_path:
+ skia_dir = config.skia_git_checkout_path
+ ## Update origin/master if needed.
+ if self._config.verbose:
+ print '~~$', 'cd', skia_dir
+ os.chdir(skia_dir)
+ config.vsp.check_call([git, 'fetch', '-q', 'origin'])
+ self._use_temp = None
+ else:
+ skia_dir = tempfile.mkdtemp(prefix='git_skia_tmp_')
+ self._use_temp = skia_dir
+ try:
+ os.chdir(skia_dir)
+ config.vsp.check_call(
+ [git, 'clone', '-q', '--depth=%d' % self._depth,
+ '--single-branch', config.skia_url, '.'])
+ except (OSError, subprocess.CalledProcessError) as error:
+ shutil.rmtree(skia_dir)
+ raise error
+
+ def __exit__(self, etype, value, traceback):
+ if self._config.verbose:
+ print '~~$', 'cd', self._original_cwd
+ os.chdir(self._original_cwd)
+ if self._use_temp:
+ shutil.rmtree(self._use_temp)
- Pass the given arguments into subprocess.check_output() and return
- the results, after stripping any excess whitespace.
+
+def revision_and_hash(config):
+ """Finds revision number and git hash of origin/master in the Skia tree.
Args:
- *args: to be passed to subprocess.check_output()
- **kwargs: to be passed to subprocess.check_output()
+ config: (roll_deps.DepsRollConfig) object containing options.
Returns:
- The output of the process as a string without leading or
- trailing whitespace.
+ A tuple (revision, hash)
+ revision: (int) SVN revision number.
+ git_hash: (string) full Git commit hash.
+
Raises:
- OSError or subprocess.CalledProcessError: raised by check_output.
+ roll_deps.DepsRollError: if the revision can't be found.
+ OSError: failed to execute git or git-cl.
+ subprocess.CalledProcessError: git returned unexpected status.
"""
- return str(subprocess.check_output(*args, **kwargs)).strip()
+ with SkiaGitCheckout(config, 1):
+ revision = get_svn_revision(config, 'origin/master')
+ git_hash = config.vsp.strip_output(
+ [config.git, 'show-ref', 'origin/master', '--hash'])
+ if not git_hash:
+ raise DepsRollError('Git hash can not be found.')
+ return revision, git_hash
-def create_temp_skia_clone(config, depth):
- """Clones Skia in a temp dir.
+def revision_and_hash_from_revision(config, revision):
+ """Finds revision number and git hash of a commit in the Skia tree.
Args:
config: (roll_deps.DepsRollConfig) object containing options.
- depth: (int) how far back to clone the tree.
+ revision: (int) SVN revision number.
+
Returns:
- temporary directory path if succcessful.
+ A tuple (revision, hash)
+ revision: (int) SVN revision number.
+ git_hash: (string) full Git commit hash.
+
Raises:
- OSError, subprocess.CalledProcessError on failure.
+ roll_deps.DepsRollError: if the revision can't be found.
+ OSError: failed to execute git or git-cl.
+ subprocess.CalledProcessError: git returned unexpected status.
"""
- git = config.git
- skia_dir = tempfile.mkdtemp(prefix='git_skia_tmp_')
- try:
- check_call(
- [git, 'clone', '-q', '--depth=%d' % depth,
- '--single-branch', config.skia_url, skia_dir])
- return skia_dir
- except (OSError, subprocess.CalledProcessError) as error:
- shutil.rmtree(skia_dir)
- raise error
+ with SkiaGitCheckout(config, config.search_depth):
+ revision_regex = config.revision_format % revision
+ git_hash = config.vsp.strip_output(
+ [config.git, 'log', '--grep', revision_regex,
+ '--format=format:%H', 'origin/master'])
+ if not git_hash:
+ raise DepsRollError('Git hash can not be found.')
+ return revision, git_hash
-def find_revision_and_hash(config, revision):
- """Finds revision number and git hash of origin/master in the Skia tree.
+def revision_and_hash_from_partial(config, partial_hash):
+ """Returns the SVN revision number and full git hash.
Args:
config: (roll_deps.DepsRollConfig) object containing options.
- revision: (int or None) SVN revision number. If None, use
- tip-of-tree.
+ partial_hash: (string) Partial git commit hash.
Returns:
A tuple (revision, hash)
revision: (int) SVN revision number.
- hash: (string) full Git commit hash.
+ git_hash: (string) full Git commit hash.
Raises:
roll_deps.DepsRollError: if the revision can't be found.
OSError: failed to execute git or git-cl.
subprocess.CalledProcessError: git returned unexpected status.
"""
- git = config.git
- use_temp = False
- skia_dir = None
- depth = 1 if (revision is None) else config.search_depth
- try:
- if config.skia_git_checkout_path:
- skia_dir = config.skia_git_checkout_path
- ## Update origin/master if needed.
- check_call([git, 'fetch', '-q', 'origin'], cwd=skia_dir)
- else:
- skia_dir = create_temp_skia_clone(config, depth)
- assert skia_dir
- use_temp = True
-
- if revision is None:
- message = subprocess.check_output(
- [git, 'log', '-n', '1', '--format=format:%B',
- 'origin/master'], cwd=skia_dir)
- svn_format = (
- 'git-svn-id: http://skia.googlecode.com/svn/trunk@([0-9]+) ')
- search = re.search(svn_format, message)
- if not search:
- raise DepsRollError(
- 'Revision number missing from origin/master.')
- revision = int(search.group(1))
- git_hash = strip_output(
- [git, 'show-ref', 'origin/master', '--hash'], cwd=skia_dir)
- else:
- revision_regex = config.revision_format % revision
- git_hash = strip_output(
- [git, 'log', '--grep', revision_regex, '--format=format:%H',
- 'origin/master'], cwd=skia_dir)
-
- if revision < 0 or not git_hash:
- raise DepsRollError('Git hash can not be found.')
- return revision, git_hash
- finally:
- if use_temp:
- shutil.rmtree(skia_dir)
+ with SkiaGitCheckout(config, config.search_depth):
+ git_hash = config.vsp.strip_output(
+ ['git', 'log', '-n', '1', '--format=format:%H', partial_hash])
+ if not git_hash:
+ raise DepsRollError('Partial Git hash can not be found.')
+ revision = get_svn_revision(config, git_hash)
+ return revision, git_hash
class GitBranchCLUpload(object):
@@ -302,7 +553,6 @@ class GitBranchCLUpload(object):
self._stash = None
self._original_branch = None
self._config = config
- self._svn_info = None
self.issue = None
def stage_for_commit(self, *paths):
@@ -315,88 +565,76 @@ class GitBranchCLUpload(object):
def __enter__(self):
git = self._config.git
+ vsp = self._config.vsp
def branch_exists(branch):
"""Return true iff branch exists."""
- return 0 == subprocess.call(
- [git, 'show-ref', '--quiet', branch])
+ return 0 == vsp.call([git, 'show-ref', '--quiet', branch])
def has_diff():
"""Return true iff repository has uncommited changes."""
- return bool(subprocess.call([git, 'diff', '--quiet', 'HEAD']))
+ return bool(vsp.call([git, 'diff', '--quiet', 'HEAD']))
+
self._stash = has_diff()
if self._stash:
- check_call([git, 'stash', 'save'])
+ vsp.check_call([git, 'stash', 'save'])
try:
- self._original_branch = strip_output(
+ self._original_branch = vsp.strip_output(
[git, 'symbolic-ref', '--short', 'HEAD'])
except (subprocess.CalledProcessError,):
- self._original_branch = strip_output(
+ self._original_branch = vsp.strip_output(
[git, 'rev-parse', 'HEAD'])
if not self._branch_name:
self._branch_name = self._config.default_branch_name
if branch_exists(self._branch_name):
- check_call([git, 'checkout', '-q', 'master'])
- check_call([git, 'branch', '-q', '-D', self._branch_name])
-
- check_call(
- [git, 'checkout', '-q', '-b',
- self._branch_name, 'origin/master'])
+ vsp.check_call([git, 'checkout', '-q', 'master'])
+ vsp.check_call([git, 'branch', '-q', '-D', self._branch_name])
- svn_info = subprocess.check_output(['git', 'svn', 'info'])
- svn_info_search = re.search(r'Last Changed Rev: ([0-9]+)\W', svn_info)
- assert svn_info_search
- self._svn_info = svn_info_search.group(1)
+ vsp.check_call(
+ [git, 'checkout', '-q', '-b', self._branch_name, 'origin/master'])
def __exit__(self, etype, value, traceback):
# pylint: disable=I0011,R0912
git = self._config.git
- def quiet_check_call(*args, **kwargs):
- """Call check_call, but pipe output to devnull."""
- with open(os.devnull, 'w') as devnull:
- check_call(*args, stdout=devnull, **kwargs)
+ vsp = self._config.vsp
+ svn_info = str(get_svn_revision(self._config, 'HEAD'))
for filename in self._file_list:
assert os.path.exists(filename)
- check_call([git, 'add', filename])
- check_call([git, 'commit', '-q', '-m', self._message])
+ vsp.check_call([git, 'add', filename])
+ vsp.check_call([git, 'commit', '-q', '-m', self._message])
git_cl = [git, 'cl', 'upload', '-f', '--cc=skia-team@google.com',
'--bypass-hooks', '--bypass-watchlists']
- git_try = [git, 'cl', 'try', '--revision', self._svn_info]
+ git_try = [git, 'cl', 'try', '--revision', svn_info]
git_try.extend([arg for bot in self._config.cl_bot_list
for arg in ('-b', bot)])
if self._config.skip_cl_upload:
- print ' '.join(git_cl)
- print
+ print 'You should call:'
+ print ' cd %s' % os.getcwd()
+ VerboseSubprocess.print_subprocess_args(
+ ' ', [git, 'checkout', self._branch_name])
+ VerboseSubprocess.print_subprocess_args(' ', git_cl)
if self._config.cl_bot_list:
- print ' '.join(git_try)
- print
+ VerboseSubprocess.print_subprocess_args(' ', git_try)
+ print
self.issue = ''
else:
- if self._config.verbose:
- check_call(git_cl)
- print
- else:
- quiet_check_call(git_cl)
- self.issue = strip_output([git, 'cl', 'issue'])
+ vsp.check_call(git_cl)
+ self.issue = vsp.strip_output([git, 'cl', 'issue'])
if self._config.cl_bot_list:
- if self._config.verbose:
- check_call(git_try)
- print
- else:
- quiet_check_call(git_try)
+ vsp.check_call(git_try)
# deal with the aftermath of failed executions of this script.
if self._config.default_branch_name == self._original_branch:
self._original_branch = 'master'
- check_call([git, 'checkout', '-q', self._original_branch])
+ vsp.check_call([git, 'checkout', '-q', self._original_branch])
if self._config.default_branch_name == self._branch_name:
- check_call([git, 'branch', '-q', '-D', self._branch_name])
+ vsp.check_call([git, 'branch', '-q', '-D', self._branch_name])
if self._stash:
- check_call([git, 'stash', 'pop'])
+ vsp.check_call([git, 'stash', 'pop'])
def change_skia_deps(revision, git_hash, depspath):
@@ -428,18 +666,6 @@ def change_skia_deps(revision, git_hash, depspath):
shutil.move(temp_file.name, depspath)
-def branch_name(message):
- """Return the first line of a commit message to be used as a branch name.
-
- Args:
- message: (string)
-
- Returns:
- A string derived from message suitable for a branch name.
- """
- return message.lstrip().split('\n')[0].rstrip().replace(' ', '_')
-
-
def roll_deps(config, revision, git_hash):
"""Upload changed DEPS and a whitespace change.
@@ -457,18 +683,32 @@ def roll_deps(config, revision, git_hash):
OSError: failed to execute git or git-cl.
subprocess.CalledProcessError: git returned unexpected status.
"""
+
git = config.git
- cwd = os.getcwd()
- os.chdir(config.chromium_path)
- try:
- check_call([git, 'fetch', '-q', 'origin'])
- master_hash = strip_output(
+ with ChangeDir(config.chromium_path, config.verbose):
+ config.vsp.check_call([git, 'fetch', '-q', 'origin'])
+
+ old_revision = ReSearch.search_within_output(
+ config.verbose, '"skia_revision": "(?P<return>[0-9]+)",', None,
+ [git, 'show', 'origin/master:DEPS'])
+ assert old_revision
+ if revision == int(old_revision):
+ print 'DEPS is up to date!'
+ return None
+
+ master_hash = config.vsp.strip_output(
[git, 'show-ref', 'origin/master', '--hash'])
+ master_revision = get_svn_revision(config, 'origin/master')
+
+ branch = None
# master_hash[8] gives each whitespace CL a unique name.
- message = ('whitespace change %s\n\nThis CL was created by'
- ' Skia\'s roll_deps.py script.\n') % master_hash[:8]
- branch = branch_name(message) if config.save_branches else None
+ message = ('whitespace change %s\n\n'
+ 'Chromium base revision: %d / %s\n\n'
+ 'This CL was created by Skia\'s roll_deps.py script.\n'
+ ) % (master_hash[:8], master_revision, master_hash[:8])
+ if config.save_branches:
+ branch = 'control_%s' % master_hash[:8]
codereview = GitBranchCLUpload(config, message, branch)
with codereview:
@@ -478,15 +718,21 @@ def roll_deps(config, revision, git_hash):
whitespace_cl = codereview.issue
if branch:
whitespace_cl = '%s\n branch: %s' % (whitespace_cl, branch)
- control_url_match = re.search('https?://[^) ]+', codereview.issue)
- if control_url_match:
- message = ('roll skia DEPS to %d\n\nThis CL was created by'
- ' Skia\'s roll_deps.py script.\n\ncontrol: %s'
- % (revision, control_url_match.group(0)))
- else:
- message = ('roll skia DEPS to %d\n\nThis CL was created by'
- ' Skia\'s roll_deps.py script.') % revision
- branch = branch_name(message) if config.save_branches else None
+
+ control_url = ReSearch.search_within_string(
+ codereview.issue, '(?P<return>https?://[^) ]+)', '?')
+
+ if config.save_branches:
+ branch = 'roll_%d_%s' % (revision, master_hash[:8])
+ message = (
+ 'roll skia DEPS to %d\n\n'
+ 'Chromium base revision: %d / %s\n'
+ 'Old Skia revision: %s\n'
+ 'New Skia revision: %d\n'
+ 'Control CL: %s\n\n'
+ 'This CL was created by Skia\'s roll_deps.py script.\n'
+ % (revision, master_revision, master_hash[:8],
+ old_revision, revision, control_url))
codereview = GitBranchCLUpload(config, message, branch)
with codereview:
change_skia_deps(revision, git_hash, 'DEPS')
@@ -496,11 +742,9 @@ def roll_deps(config, revision, git_hash):
deps_cl = '%s\n branch: %s' % (deps_cl, branch)
return deps_cl, whitespace_cl
- finally:
- os.chdir(cwd)
-def find_hash_and_roll_deps(config, revision):
+def find_hash_and_roll_deps(config, revision=None, partial_hash=None):
"""Call find_hash_from_revision() and roll_deps().
The calls to git will be verbose on standard output. After a
@@ -511,20 +755,34 @@ def find_hash_and_roll_deps(config, revision):
config: (roll_deps.DepsRollConfig) object containing options.
revision: (int or None) the Skia SVN revision number or None
to use the tip of the tree.
+ partial_hash: (string or None) a partial pure-git Skia commit
+ hash. Don't pass both partial_hash and revision.
Raises:
roll_deps.DepsRollError: if the revision can't be found.
OSError: failed to execute git or git-cl.
subprocess.CalledProcessError: git returned unexpected status.
"""
- revision, git_hash = find_revision_and_hash(config, revision)
+
+ if revision and partial_hash:
+ raise DepsRollError('Pass revision or partial_hash, not both.')
+
+ if partial_hash:
+ revision, git_hash = revision_and_hash_from_partial(
+ config, partial_hash)
+ elif revision:
+ revision, git_hash = revision_and_hash_from_revision(config, revision)
+ else:
+ revision, git_hash = revision_and_hash(config)
print 'revision=%r\nhash=%r\n' % (revision, git_hash)
- deps_issue, whitespace_issue = roll_deps(config, revision, git_hash)
+ roll = roll_deps(config, revision, git_hash)
- print 'DEPS roll:\n %s\n' % deps_issue
- print 'Whitespace change:\n %s\n' % whitespace_issue
+ if roll:
+ deps_issue, whitespace_issue = roll
+ print 'DEPS roll:\n %s\n' % deps_issue
+ print 'Whitespace change:\n %s\n' % whitespace_issue
def main(args):
@@ -544,7 +802,7 @@ def main(args):
option_parser.error('Invalid git executable.')
config = DepsRollConfig(options)
- find_hash_and_roll_deps(config, options.revision)
+ find_hash_and_roll_deps(config, options.revision, options.git_hash)
if __name__ == '__main__':
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