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# Copyright (C) 2005-2009 Aaron Bentley and Panometrics, Inc.
# Ben Finney <ben+python@benfinney.id.au>
# James Rowe <jnrowe@ukfsn.org>
# W. Trevor King <wking@drexel.edu>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import codecs
import os
import re
import shutil
import sys
import time
import unittest
import doctest
import config
from beuuid import uuid_gen
import rcs
from rcs import RCS
DEFAULT_CLIENT = "tla"
client = config.get_val("arch_client", default=DEFAULT_CLIENT)
def new():
return Arch()
class Arch(RCS):
name = "Arch"
client = client
versioned = True
_archive_name = None
_archive_dir = None
_tmp_archive = False
_project_name = None
_tmp_project = False
_arch_paramdir = os.path.expanduser("~/.arch-params")
def _rcs_help(self):
status,output,error = self._u_invoke_client("--help")
return output
def _rcs_detect(self, path):
"""Detect whether a directory is revision-controlled using Arch"""
if self._u_search_parent_directories(path, "{arch}") != None :
config.set_val("arch_client", client)
return True
return False
def _rcs_init(self, path):
self._create_archive(path)
self._create_project(path)
self._add_project_code(path)
def _create_archive(self, path):
# Create a new archive
# http://regexps.srparish.net/tutorial-tla/new-archive.html#Creating_a_New_Archive
assert self._archive_name == None
id = self.get_user_id()
name, email = self._u_parse_id(id)
if email == None:
email = "%s@example.com" % name
trailer = "%s-%s" % ("bugs-everywhere-auto", uuid_gen()[0:8])
self._archive_name = "%s--%s" % (email, trailer)
self._archive_dir = "/tmp/%s" % trailer
self._tmp_archive = True
self._u_invoke_client("make-archive", self._archive_name,
self._archive_dir, directory=path)
def _invoke_client(self, *args, **kwargs):
"""
Invoke the client on our archive.
"""
assert self._archive_name != None
command = args[0]
if len(args) > 1:
tailargs = args[1:]
else:
tailargs = []
arglist = [command, "-A", self._archive_name]
arglist.extend(tailargs)
args = tuple(arglist)
return self._u_invoke_client(*args, **kwargs)
def _remove_archive(self):
assert self._tmp_archive == True
assert self._archive_dir != None
assert self._archive_name != None
os.remove(os.path.join(self._arch_paramdir,
"=locations", self._archive_name))
shutil.rmtree(self._archive_dir)
self._tmp_archive = False
self._archive_dir = False
self._archive_name = False
def _create_project(self, path):
"""
Create a temporary Arch project in the directory PATH. This
project will be removed by
__del__->cleanup->_rcs_cleanup->_remove_project
"""
# http://mwolson.org/projects/GettingStartedWithArch.html
# http://regexps.srparish.net/tutorial-tla/new-project.html#Starting_a_New_Project
category = "bugs-everywhere"
branch = "mainline"
version = "0.1"
self._project_name = "%s--%s--%s" % (category, branch, version)
self._invoke_client("archive-setup", self._project_name,
directory=path)
self._tmp_project = True
def _remove_project(self):
assert self._tmp_project == True
assert self._project_name != None
assert self._archive_dir != None
shutil.rmtree(os.path.join(self._archive_dir, self._project_name))
self._tmp_project = False
self._project_name = False
def _archive_project_name(self):
assert self._archive_name != None
assert self._project_name != None
return "%s/%s" % (self._archive_name, self._project_name)
def _adjust_naming_conventions(self, path):
"""
By default, Arch restricts source code filenames to
^[_=a-zA-Z0-9].*$
See
http://regexps.srparish.net/tutorial-tla/naming-conventions.html
Since our bug directory '.be' doesn't satisfy these conventions,
we need to adjust them.
The conventions are specified in
project-root/{arch}/=tagging-method
"""
tagpath = os.path.join(path, "{arch}", "=tagging-method")
lines_out = []
f = codecs.open(tagpath, "r", self.encoding)
for line in f:
if line.startswith("source "):
lines_out.append("source ^[._=a-zA-X0-9].*$\n")
else:
lines_out.append(line)
f.close()
f = codecs.open(tagpath, "w", self.encoding)
f.write("".join(lines_out))
f.close()
def _add_project_code(self, path):
# http://mwolson.org/projects/GettingStartedWithArch.html
# http://regexps.srparish.net/tutorial-tla/new-source.html
# http://regexps.srparish.net/tutorial-tla/importing-first.html
self._invoke_client("init-tree", self._project_name,
directory=path)
self._adjust_naming_conventions(path)
self._invoke_client("import", "--summary", "Began versioning",
directory=path)
def _rcs_cleanup(self):
if self._tmp_project == True:
self._remove_project()
if self._tmp_archive == True:
self._remove_archive()
def _rcs_root(self, path):
if not os.path.isdir(path):
dirname = os.path.dirname(path)
else:
dirname = path
status,output,error = self._u_invoke_client("tree-root", dirname)
root = output.rstrip('\n')
self._get_archive_project_name(root)
return root
def _get_archive_name(self, root):
status,output,error = self._u_invoke_client("archives")
lines = output.split('\n')
# e.g. output:
# jdoe@example.com--bugs-everywhere-auto-2008.22.24.52
# /tmp/BEtestXXXXXX/rootdir
# (+ repeats)
for archive,location in zip(lines[::2], lines[1::2]):
if os.path.realpath(location) == os.path.realpath(root):
self._archive_name = archive
assert self._archive_name != None
def _get_archive_project_name(self, root):
# get project names
status,output,error = self._u_invoke_client("tree-version", directory=root)
# e.g output
# jdoe@example.com--bugs-everywhere-auto-2008.22.24.52/be--mainline--0.1
archive_name,project_name = output.rstrip('\n').split('/')
self._archive_name = archive_name
self._project_name = project_name
def _rcs_get_user_id(self):
try:
status,output,error = self._u_invoke_client('my-id')
return output.rstrip('\n')
except Exception, e:
if 'no arch user id set' in e.args[0]:
return None
else:
raise
def _rcs_set_user_id(self, value):
self._u_invoke_client('my-id', value)
def _rcs_add(self, path):
self._u_invoke_client("add-id", path)
realpath = os.path.realpath(self._u_abspath(path))
pathAdded = realpath in self._list_added(self.rootdir)
if self.paranoid and not pathAdded:
self._force_source(path)
def _list_added(self, root):
assert os.path.exists(root)
assert os.access(root, os.X_OK)
root = os.path.realpath(root)
status,output,error = self._u_invoke_client("inventory", "--source",
"--both", "--all", root)
inv_str = output.rstrip('\n')
return [os.path.join(root, p) for p in inv_str.split('\n')]
def _add_dir_rule(self, rule, dirname, root):
inv_path = os.path.join(dirname, '.arch-inventory')
f = codecs.open(inv_path, "a", self.encoding)
f.write(rule)
f.close()
if os.path.realpath(inv_path) not in self._list_added(root):
paranoid = self.paranoid
self.paranoid = False
self.add(inv_path)
self.paranoid = paranoid
def _force_source(self, path):
rule = "source %s\n" % self._u_rel_path(path)
self._add_dir_rule(rule, os.path.dirname(path), self.rootdir)
if os.path.realpath(path) not in self._list_added(self.rootdir):
raise CantAddFile(path)
def _rcs_remove(self, path):
if not '.arch-ids' in path:
self._u_invoke_client("delete-id", path)
def _rcs_update(self, path):
pass
def _rcs_get_file_contents(self, path, revision=None, binary=False):
if revision == None:
return RCS._rcs_get_file_contents(self, path, revision, binary=binary)
else:
status,output,error = \
self._invoke_client("file-find", path, revision)
relpath = output.rstrip('\n')
abspath = os.path.join(self.rootdir, relpath)
f = codecs.open(abspath, "r", self.encoding)
contents = f.read()
f.close()
return contents
def _rcs_duplicate_repo(self, directory, revision=None):
if revision == None:
RCS._rcs_duplicate_repo(self, directory, revision)
else:
status,output,error = \
self._u_invoke_client("get", revision,directory)
def _rcs_commit(self, commitfile, allow_empty=False):
if allow_empty == False:
# arch applies empty commits without complaining, so check first
status,output,error = self._u_invoke_client("changes",expect=(0,1))
if status == 0:
raise rcs.EmptyCommit()
summary,body = self._u_parse_commitfile(commitfile)
args = ["commit", "--summary", summary]
if body != None:
args.extend(["--log-message",body])
status,output,error = self._u_invoke_client(*args)
revision = None
revline = re.compile("[*] committed (.*)")
match = revline.search(output)
assert match != None, output+error
assert len(match.groups()) == 1
revpath = match.groups()[0]
assert not " " in revpath, revpath
assert revpath.startswith(self._archive_project_name()+'--')
revision = revpath[len(self._archive_project_name()+'--'):]
return revpath
class CantAddFile(Exception):
def __init__(self, file):
self.file = file
Exception.__init__(self, "Can't automatically add file %s" % file)
rcs.make_rcs_testcase_subclasses(Arch, sys.modules[__name__])
unitsuite = unittest.TestLoader().loadTestsFromModule(sys.modules[__name__])
suite = unittest.TestSuite([unitsuite, doctest.DocTestSuite()])
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