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![Vikram Narayanan](/assets/img/avatar_default.png)
patman shouts when it couldn't find a $(HOME)/.patman file. Handle it in a sane way by creating a new one for the user. It looks for a user.name and user.email in the global .gitconfig file, waits for the user input if it can't find there. Update the same in the README Signed-off-by: Vikram Narayanan <vikram186@gmail.com> Acked-by: Simon Glass <sjg@chromium.org> Cc: Simon Glass <sjg@chromium.org> Cc: Wolfgang Denk <wd@denx.de>
391 lines
13 KiB
Python
391 lines
13 KiB
Python
# Copyright (c) 2011 The Chromium OS Authors.
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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import command
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import re
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import os
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import series
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import settings
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import subprocess
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import sys
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import terminal
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def CountCommitsToBranch():
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"""Returns number of commits between HEAD and the tracking branch.
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This looks back to the tracking branch and works out the number of commits
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since then.
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Return:
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Number of patches that exist on top of the branch
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"""
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pipe = [['git', 'log', '--oneline', '@{upstream}..'],
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['wc', '-l']]
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stdout = command.RunPipe(pipe, capture=True, oneline=True)
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patch_count = int(stdout)
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return patch_count
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def CreatePatches(start, count, series):
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"""Create a series of patches from the top of the current branch.
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The patch files are written to the current directory using
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git format-patch.
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Args:
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start: Commit to start from: 0=HEAD, 1=next one, etc.
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count: number of commits to include
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Return:
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Filename of cover letter
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List of filenames of patch files
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"""
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if series.get('version'):
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version = '%s ' % series['version']
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cmd = ['git', 'format-patch', '-M', '--signoff']
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if series.get('cover'):
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cmd.append('--cover-letter')
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prefix = series.GetPatchPrefix()
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if prefix:
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cmd += ['--subject-prefix=%s' % prefix]
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cmd += ['HEAD~%d..HEAD~%d' % (start + count, start)]
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stdout = command.RunList(cmd)
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files = stdout.splitlines()
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# We have an extra file if there is a cover letter
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if series.get('cover'):
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return files[0], files[1:]
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else:
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return None, files
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def ApplyPatch(verbose, fname):
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"""Apply a patch with git am to test it
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TODO: Convert these to use command, with stderr option
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Args:
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fname: filename of patch file to apply
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"""
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cmd = ['git', 'am', fname]
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pipe = subprocess.Popen(cmd, stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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stdout, stderr = pipe.communicate()
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re_error = re.compile('^error: patch failed: (.+):(\d+)')
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for line in stderr.splitlines():
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if verbose:
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print line
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match = re_error.match(line)
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if match:
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print GetWarningMsg('warning', match.group(1), int(match.group(2)),
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'Patch failed')
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return pipe.returncode == 0, stdout
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def ApplyPatches(verbose, args, start_point):
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"""Apply the patches with git am to make sure all is well
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Args:
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verbose: Print out 'git am' output verbatim
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args: List of patch files to apply
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start_point: Number of commits back from HEAD to start applying.
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Normally this is len(args), but it can be larger if a start
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offset was given.
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"""
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error_count = 0
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col = terminal.Color()
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# Figure out our current position
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cmd = ['git', 'name-rev', 'HEAD', '--name-only']
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pipe = subprocess.Popen(cmd, stdout=subprocess.PIPE)
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stdout, stderr = pipe.communicate()
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if pipe.returncode:
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str = 'Could not find current commit name'
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print col.Color(col.RED, str)
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print stdout
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return False
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old_head = stdout.splitlines()[0]
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# Checkout the required start point
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cmd = ['git', 'checkout', 'HEAD~%d' % start_point]
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pipe = subprocess.Popen(cmd, stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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stdout, stderr = pipe.communicate()
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if pipe.returncode:
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str = 'Could not move to commit before patch series'
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print col.Color(col.RED, str)
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print stdout, stderr
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return False
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# Apply all the patches
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for fname in args:
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ok, stdout = ApplyPatch(verbose, fname)
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if not ok:
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print col.Color(col.RED, 'git am returned errors for %s: will '
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'skip this patch' % fname)
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if verbose:
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print stdout
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error_count += 1
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cmd = ['git', 'am', '--skip']
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pipe = subprocess.Popen(cmd, stdout=subprocess.PIPE)
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stdout, stderr = pipe.communicate()
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if pipe.returncode != 0:
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print col.Color(col.RED, 'Unable to skip patch! Aborting...')
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print stdout
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break
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# Return to our previous position
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cmd = ['git', 'checkout', old_head]
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pipe = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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stdout, stderr = pipe.communicate()
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if pipe.returncode:
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print col.Color(col.RED, 'Could not move back to head commit')
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print stdout, stderr
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return error_count == 0
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def BuildEmailList(in_list, tag=None, alias=None):
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"""Build a list of email addresses based on an input list.
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Takes a list of email addresses and aliases, and turns this into a list
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of only email address, by resolving any aliases that are present.
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If the tag is given, then each email address is prepended with this
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tag and a space. If the tag starts with a minus sign (indicating a
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command line parameter) then the email address is quoted.
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Args:
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in_list: List of aliases/email addresses
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tag: Text to put before each address
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Returns:
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List of email addresses
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>>> alias = {}
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>>> alias['fred'] = ['f.bloggs@napier.co.nz']
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>>> alias['john'] = ['j.bloggs@napier.co.nz']
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>>> alias['mary'] = ['Mary Poppins <m.poppins@cloud.net>']
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>>> alias['boys'] = ['fred', ' john']
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>>> alias['all'] = ['fred ', 'john', ' mary ']
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>>> BuildEmailList(['john', 'mary'], None, alias)
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['j.bloggs@napier.co.nz', 'Mary Poppins <m.poppins@cloud.net>']
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>>> BuildEmailList(['john', 'mary'], '--to', alias)
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['--to "j.bloggs@napier.co.nz"', \
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'--to "Mary Poppins <m.poppins@cloud.net>"']
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>>> BuildEmailList(['john', 'mary'], 'Cc', alias)
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['Cc j.bloggs@napier.co.nz', 'Cc Mary Poppins <m.poppins@cloud.net>']
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"""
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quote = '"' if tag and tag[0] == '-' else ''
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raw = []
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for item in in_list:
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raw += LookupEmail(item, alias)
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result = []
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for item in raw:
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if not item in result:
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result.append(item)
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if tag:
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return ['%s %s%s%s' % (tag, quote, email, quote) for email in result]
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return result
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def EmailPatches(series, cover_fname, args, dry_run, cc_fname,
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self_only=False, alias=None):
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"""Email a patch series.
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Args:
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series: Series object containing destination info
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cover_fname: filename of cover letter
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args: list of filenames of patch files
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dry_run: Just return the command that would be run
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cc_fname: Filename of Cc file for per-commit Cc
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self_only: True to just email to yourself as a test
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Returns:
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Git command that was/would be run
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>>> alias = {}
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>>> alias['fred'] = ['f.bloggs@napier.co.nz']
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>>> alias['john'] = ['j.bloggs@napier.co.nz']
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>>> alias['mary'] = ['m.poppins@cloud.net']
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>>> alias['boys'] = ['fred', ' john']
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>>> alias['all'] = ['fred ', 'john', ' mary ']
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>>> alias[os.getenv('USER')] = ['this-is-me@me.com']
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>>> series = series.Series()
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>>> series.to = ['fred']
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>>> series.cc = ['mary']
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>>> EmailPatches(series, 'cover', ['p1', 'p2'], True, 'cc-fname', False, \
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alias)
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'git send-email --annotate --to "f.bloggs@napier.co.nz" --cc \
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"m.poppins@cloud.net" --cc-cmd "./patman --cc-cmd cc-fname" cover p1 p2'
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>>> EmailPatches(series, None, ['p1'], True, 'cc-fname', False, alias)
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'git send-email --annotate --to "f.bloggs@napier.co.nz" --cc \
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"m.poppins@cloud.net" --cc-cmd "./patman --cc-cmd cc-fname" p1'
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>>> series.cc = ['all']
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>>> EmailPatches(series, 'cover', ['p1', 'p2'], True, 'cc-fname', True, \
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alias)
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'git send-email --annotate --to "this-is-me@me.com" --cc-cmd "./patman \
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--cc-cmd cc-fname" cover p1 p2'
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>>> EmailPatches(series, 'cover', ['p1', 'p2'], True, 'cc-fname', False, \
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alias)
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'git send-email --annotate --to "f.bloggs@napier.co.nz" --cc \
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"f.bloggs@napier.co.nz" --cc "j.bloggs@napier.co.nz" --cc \
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"m.poppins@cloud.net" --cc-cmd "./patman --cc-cmd cc-fname" cover p1 p2'
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"""
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to = BuildEmailList(series.get('to'), '--to', alias)
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if not to:
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print ("No recipient, please add something like this to a commit\n"
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"Series-to: Fred Bloggs <f.blogs@napier.co.nz>")
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return
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cc = BuildEmailList(series.get('cc'), '--cc', alias)
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if self_only:
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to = BuildEmailList([os.getenv('USER')], '--to', alias)
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cc = []
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cmd = ['git', 'send-email', '--annotate']
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cmd += to
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cmd += cc
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cmd += ['--cc-cmd', '"%s --cc-cmd %s"' % (sys.argv[0], cc_fname)]
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if cover_fname:
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cmd.append(cover_fname)
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cmd += args
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str = ' '.join(cmd)
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if not dry_run:
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os.system(str)
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return str
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def LookupEmail(lookup_name, alias=None, level=0):
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"""If an email address is an alias, look it up and return the full name
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TODO: Why not just use git's own alias feature?
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Args:
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lookup_name: Alias or email address to look up
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Returns:
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tuple:
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list containing a list of email addresses
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Raises:
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OSError if a recursive alias reference was found
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ValueError if an alias was not found
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>>> alias = {}
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>>> alias['fred'] = ['f.bloggs@napier.co.nz']
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>>> alias['john'] = ['j.bloggs@napier.co.nz']
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>>> alias['mary'] = ['m.poppins@cloud.net']
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>>> alias['boys'] = ['fred', ' john', 'f.bloggs@napier.co.nz']
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>>> alias['all'] = ['fred ', 'john', ' mary ']
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>>> alias['loop'] = ['other', 'john', ' mary ']
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>>> alias['other'] = ['loop', 'john', ' mary ']
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>>> LookupEmail('mary', alias)
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['m.poppins@cloud.net']
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>>> LookupEmail('arthur.wellesley@howe.ro.uk', alias)
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['arthur.wellesley@howe.ro.uk']
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>>> LookupEmail('boys', alias)
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['f.bloggs@napier.co.nz', 'j.bloggs@napier.co.nz']
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>>> LookupEmail('all', alias)
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['f.bloggs@napier.co.nz', 'j.bloggs@napier.co.nz', 'm.poppins@cloud.net']
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>>> LookupEmail('odd', alias)
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Traceback (most recent call last):
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...
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ValueError: Alias 'odd' not found
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>>> LookupEmail('loop', alias)
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Traceback (most recent call last):
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...
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OSError: Recursive email alias at 'other'
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"""
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if not alias:
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alias = settings.alias
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lookup_name = lookup_name.strip()
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if '@' in lookup_name: # Perhaps a real email address
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return [lookup_name]
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lookup_name = lookup_name.lower()
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if level > 10:
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raise OSError, "Recursive email alias at '%s'" % lookup_name
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out_list = []
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if lookup_name:
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if not lookup_name in alias:
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raise ValueError, "Alias '%s' not found" % lookup_name
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for item in alias[lookup_name]:
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todo = LookupEmail(item, alias, level + 1)
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for new_item in todo:
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if not new_item in out_list:
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out_list.append(new_item)
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#print "No match for alias '%s'" % lookup_name
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return out_list
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def GetTopLevel():
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"""Return name of top-level directory for this git repo.
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Returns:
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Full path to git top-level directory
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This test makes sure that we are running tests in the right subdir
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>>> os.path.realpath(os.getcwd()) == \
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os.path.join(GetTopLevel(), 'tools', 'scripts', 'patman')
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True
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"""
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return command.OutputOneLine('git', 'rev-parse', '--show-toplevel')
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def GetAliasFile():
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"""Gets the name of the git alias file.
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Returns:
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Filename of git alias file, or None if none
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"""
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fname = command.OutputOneLine('git', 'config', 'sendemail.aliasesfile')
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if fname:
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fname = os.path.join(GetTopLevel(), fname.strip())
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return fname
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def GetDefaultUserName():
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"""Gets the user.name from .gitconfig file.
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Returns:
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User name found in .gitconfig file, or None if none
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"""
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uname = command.OutputOneLine('git', 'config', '--global', 'user.name')
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return uname
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def GetDefaultUserEmail():
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"""Gets the user.email from the global .gitconfig file.
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Returns:
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User's email found in .gitconfig file, or None if none
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"""
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uemail = command.OutputOneLine('git', 'config', '--global', 'user.email')
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return uemail
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def Setup():
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"""Set up git utils, by reading the alias files."""
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settings.Setup('')
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# Check for a git alias file also
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alias_fname = GetAliasFile()
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if alias_fname:
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settings.ReadGitAliases(alias_fname)
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if __name__ == "__main__":
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import doctest
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doctest.testmod()
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