def test_untracked_files(self): base = self.rorepo.working_tree_dir files = ( join_path_native(base, "__test_myfile"), join_path_native(base, "__test_other_file") ) num_recently_untracked = 0 try: for fpath in files: fd = open(fpath,"wb") fd.close() # END for each filename untracked_files = self.rorepo.untracked_files num_recently_untracked = len(untracked_files) # assure we have all names - they are relative to the pygit-dir num_test_untracked = 0 for utfile in untracked_files: num_test_untracked += join_path_native(base, utfile) in files assert len(files) == num_test_untracked finally: for fpath in files: if os.path.isfile(fpath): os.remove(fpath) # END handle files assert len(self.rorepo.untracked_files) == (num_recently_untracked - len(files))
def _iter_items(cls, repo, common_path = None): if common_path is None: common_path = cls._common_path_default rela_paths = set() # walk loose refs # Currently we do not follow links for root, dirs, files in os.walk(join_path_native(repo.git_dir, common_path)): if 'refs/' not in root: # skip non-refs subfolders refs_id = [ i for i,d in enumerate(dirs) if d == 'refs' ] if refs_id: dirs[0:] = ['refs'] # END prune non-refs folders for f in files: abs_path = to_native_path_linux(join_path(root, f)) rela_paths.add(abs_path.replace(to_native_path_linux(repo.git_dir) + '/', "")) # END for each file in root directory # END for each directory to walk # read packed refs for sha, rela_path in cls._iter_packed_refs(repo): if rela_path.startswith(common_path): rela_paths.add(rela_path) # END relative path matches common path # END packed refs reading # return paths in sorted order for path in sorted(rela_paths): try: yield cls.from_path(repo, path) except ValueError: continue
def abspath(self): """ :return: Absolute path to this index object in the file system ( as opposed to the .path field which is a path relative to the pygit repository ). The returned path will be native to the system and contains '\' on windows. """ return join_path_native(self.repo.working_tree_dir, self.path)
def test_submodule_update(self, rwrepo):
# fails in bare mode
rwrepo._bare = True
self.failUnlessRaises(InvalidGitPyRepositoryError, rwrepo.submodule_update)
rwrepo._bare = False
# test create submodule
sm = rwrepo.submodules[0]
sm = rwrepo.create_submodule("my_new_sub", "some_path", join_path_native(self.rorepo.working_tree_dir, sm.path))
assert isinstance(sm, Submodule)
def from_tree(cls, repo, *treeish, **kwargs):
"""Merge the given treeish revisions into a new index which is returned.
The original index will remain unaltered
:param repo:
The repository treeish are located in.
:param treeish:
One, two or three Tree Objects, Commits or 40 byte hexshas. The result
changes according to the amount of trees.
If 1 Tree is given, it will just be read into a new index
If 2 Trees are given, they will be merged into a new index using a
two way merge algorithm. Tree 1 is the 'current' tree, tree 2 is the 'other'
one. It behaves like a fast-forward.
If 3 Trees are given, a 3-way merge will be performed with the first tree
being the common ancestor of tree 2 and tree 3. Tree 2 is the 'current' tree,
tree 3 is the 'other' one
:param kwargs:
Additional arguments passed to pygit-read-tree
:return:
New IndexFile instance. It will point to a temporary index location which
does not exist anymore. If you intend to write such a merged Index, supply
an alternate file_path to its 'write' method.
:note:
In the three-way merge case, --aggressive will be specified to automatically
resolve more cases in a commonly correct manner. Specify trivial=True as kwarg
to override that.
As the underlying pygit-read-tree command takes into account the current index,
it will be temporarily moved out of the way to assure there are no unsuspected
interferences."""
if len(treeish) == 0 or len(treeish) > 3:
raise ValueError("Please specify between 1 and 3 treeish, got %i" % len(treeish))
arg_list = list()
# ignore that working tree and index possibly are out of date
if len(treeish)>1:
# drop unmerged entries when reading our index and merging
arg_list.append("--reset")
# handle non-trivial cases the way a real merge does
arg_list.append("--aggressive")
# END merge handling
# tmp file created in pygit home directory to be sure renaming
# works - /tmp/ dirs could be on another device
tmp_index = tempfile.mktemp('','',repo.git_dir)
arg_list.append("--index-output=%s" % tmp_index)
arg_list.extend(treeish)
# move current index out of the way - otherwise the merge may fail
# as it considers existing entries. moving it essentially clears the index.
# Unfortunately there is no 'soft' way to do it.
# The TemporaryFileSwap assure the original file get put back
index_handler = TemporaryFileSwap(join_path_native(repo.git_dir, 'index'))
try:
repo.git.read_tree(*arg_list, **kwargs)
index = cls(repo, tmp_index)
index.entries # force it to read the file as we will delete the temp-file
del(index_handler) # release as soon as possible
finally:
if os.path.exists(tmp_index):
os.remove(tmp_index)
# END index merge handling
return index
def _index_path(self): return join_path_native(self.repo.git_dir, "index")
def test_root_module(self, rwrepo):
# Can query everything without problems
rm = RootModule(self.rorepo)
assert rm.module() is self.rorepo
# try attributes
rm.binsha
rm.mode
rm.path
assert rm.name == rm.k_root_name
assert rm.parent_commit == self.rorepo.head.commit
rm.url
rm.branch
assert len(rm.list_items(rm.module())) == 1
rm.config_reader()
rm.config_writer()
# deep traversal gitdb / async
rsmsp = [sm.path for sm in rm.traverse()]
assert len(rsmsp) == 2 # gitdb and async, async being a child of gitdb
# cannot set the parent commit as root module's path didn't exist
self.failUnlessRaises(ValueError, rm.set_parent_commit, 'HEAD')
# TEST UPDATE
#############
# setup commit which remove existing, add new and modify existing submodules
rm = RootModule(rwrepo)
assert len(rm.children()) == 1
# modify path without modifying the index entry
# ( which is what the move method would do properly )
#==================================================
sm = rm.children()[0]
pp = "path/prefix"
fp = join_path_native(pp, sm.path)
prep = sm.path
assert not sm.module_exists() # was never updated after rwrepo's clone
# assure we clone from a local source
sm.config_writer().set_value('url', to_native_path_linux(join_path_native(self.rorepo.working_tree_dir, sm.path)))
# dry-run does nothing
sm.update(recursive=False, dry_run=True, progress=prog)
assert not sm.module_exists()
sm.update(recursive=False)
assert sm.module_exists()
sm.config_writer().set_value('path', fp) # change path to something with prefix AFTER url change
# update fails as list_items in such a situations cannot work, as it cannot
# find the entry at the changed path
self.failUnlessRaises(InvalidGitPyRepositoryError, rm.update, recursive=False)
# move it properly - doesn't work as it its path currently points to an indexentry
# which doesn't exist ( move it to some path, it doesn't matter here )
self.failUnlessRaises(InvalidGitPyRepositoryError, sm.move, pp)
# reset the path(cache) to where it was, now it works
sm.path = prep
sm.move(fp, module=False) # leave it at the old location
assert not sm.module_exists()
cpathchange = rwrepo.index.commit("changed sm path") # finally we can commit
# update puts the module into place
rm.update(recursive=False, progress=prog)
sm.set_parent_commit(cpathchange)
assert sm.module_exists()
# add submodule
#================
nsmn = "newsubmodule"
nsmp = "submrepo"
async_url = to_native_path_linux(join_path_native(self.rorepo.working_tree_dir, rsmsp[0], rsmsp[1]))
nsm = Submodule.add(rwrepo, nsmn, nsmp, url=async_url)
csmadded = rwrepo.index.commit("Added submodule").hexsha # make sure we don't keep the repo reference
nsm.set_parent_commit(csmadded)
assert nsm.module_exists()
# in our case, the module should not exist, which happens if we update a parent
# repo and a new submodule comes into life
nsm.remove(configuration=False, module=True)
assert not nsm.module_exists() and nsm.exists()
# dry-run does nothing
rm.update(recursive=False, dry_run=True, progress=prog)
# otherwise it will work
rm.update(recursive=False, progress=prog)
assert nsm.module_exists()
# remove submodule - the previous one
#====================================
sm.set_parent_commit(csmadded)
smp = sm.abspath
assert not sm.remove(module=False).exists()
assert os.path.isdir(smp) # module still exists
csmremoved = rwrepo.index.commit("Removed submodule")
# an update will remove the module
# not in dry_run
rm.update(recursive=False, dry_run=True)
assert os.path.isdir(smp)
rm.update(recursive=False)
assert not os.path.isdir(smp)
# change url
#=============
# to the first repository, this way we have a fast checkout, and a completely different
# repository at the different url
nsm.set_parent_commit(csmremoved)
nsmurl = to_native_path_linux(join_path_native(self.rorepo.working_tree_dir, rsmsp[0]))
nsm.config_writer().set_value('url', nsmurl)
csmpathchange = rwrepo.index.commit("changed url")
nsm.set_parent_commit(csmpathchange)
prev_commit = nsm.module().head.commit
# dry-run does nothing
rm.update(recursive=False, dry_run=True, progress=prog)
assert nsm.module().remotes.origin.url != nsmurl
rm.update(recursive=False, progress=prog)
assert nsm.module().remotes.origin.url == nsmurl
# head changed, as the remote url and its commit changed
assert prev_commit != nsm.module().head.commit
# add the submodule's changed commit to the index, which is what the
# user would do
# beforehand, update our instance's binsha with the new one
nsm.binsha = nsm.module().head.commit.binsha
rwrepo.index.add([nsm])
# change branch
#=================
# we only have one branch, so we switch to a virtual one, and back
# to the current one to trigger the difference
cur_branch = nsm.branch
nsmm = nsm.module()
prev_commit = nsmm.head.commit
for branch in ("some_virtual_branch", cur_branch.name):
nsm.config_writer().set_value(Submodule.k_head_option, pygit.Head.to_full_path(branch))
csmbranchchange = rwrepo.index.commit("changed branch to %s" % branch)
nsm.set_parent_commit(csmbranchchange)
# END for each branch to change
# Lets remove our tracking branch to simulate some changes
nsmmh = nsmm.head
assert nsmmh.ref.tracking_branch() is None # never set it up until now
assert not nsmmh.is_detached
#dry run does nothing
rm.update(recursive=False, dry_run=True, progress=prog)
assert nsmmh.ref.tracking_branch() is None
# the real thing does
rm.update(recursive=False, progress=prog)
assert nsmmh.ref.tracking_branch() is not None
assert not nsmmh.is_detached
# recursive update
# =================
# finally we recursively update a module, just to run the code at least once
# remove the module so that it has more work
assert len(nsm.children()) == 1
assert nsm.exists() and nsm.module_exists() and len(nsm.children()) == 1
# assure we pull locally only
nsmc = nsm.children()[0]
nsmc.config_writer().set_value('url', async_url)
rm.update(recursive=True, progress=prog, dry_run=True) # just to run the code
rm.update(recursive=True, progress=prog)
assert len(nsm.children()) == 1 and nsmc.module_exists()
def _do_base_tests(self, rwrepo):
"""Perform all tests in the given repository, it may be bare or nonbare"""
# manual instantiation
smm = Submodule(rwrepo, "\0"*20)
# name needs to be set in advance
self.failUnlessRaises(AttributeError, getattr, smm, 'name')
# iterate - 1 submodule
sms = Submodule.list_items(rwrepo, self.k_subm_current)
assert len(sms) == 1
sm = sms[0]
# at a different time, there is None
assert len(Submodule.list_items(rwrepo, self.k_no_subm_tag)) == 0
assert sm.path == 'git/ext/gitdb'
assert sm.path != sm.name # in our case, we have ids there, which don't equal the path
assert sm.url == 'git://github.com/gitpython-developers/gitdb.git'
assert sm.branch_path == 'refs/heads/master' # the default ...
assert sm.branch_name == 'master'
assert sm.parent_commit == rwrepo.head.commit
# size is always 0
assert sm.size == 0
# the module is not checked-out yet
self.failUnlessRaises(InvalidGitPyRepositoryError, sm.module)
# which is why we can't get the branch either - it points into the module() repository
self.failUnlessRaises(InvalidGitPyRepositoryError, getattr, sm, 'branch')
# branch_path works, as its just a string
assert isinstance(sm.branch_path, basestring)
# some commits earlier we still have a submodule, but its at a different commit
smold = Submodule.iter_items(rwrepo, self.k_subm_changed).next()
assert smold.binsha != sm.binsha
assert smold != sm # the name changed
# force it to reread its information
del(smold._url)
smold.url == sm.url
# test config_reader/writer methods
sm.config_reader()
new_smclone_path = None # keep custom paths for later
new_csmclone_path = None #
if rwrepo.bare:
self.failUnlessRaises(InvalidGitPyRepositoryError, sm.config_writer)
else:
writer = sm.config_writer()
# for faster checkout, set the url to the local path
new_smclone_path = to_native_path_linux(join_path_native(self.rorepo.working_tree_dir, sm.path))
writer.set_value('url', new_smclone_path)
del(writer)
assert sm.config_reader().get_value('url') == new_smclone_path
assert sm.url == new_smclone_path
# END handle bare repo
smold.config_reader()
# cannot get a writer on historical submodules
if not rwrepo.bare:
self.failUnlessRaises(ValueError, smold.config_writer)
# END handle bare repo
# make the old into a new - this doesn't work as the name changed
prev_parent_commit = smold.parent_commit
self.failUnlessRaises(ValueError, smold.set_parent_commit, self.k_subm_current)
# the sha is properly updated
smold.set_parent_commit(self.k_subm_changed+"~1")
assert smold.binsha != sm.binsha
# raises if the sm didn't exist in new parent - it keeps its
# parent_commit unchanged
self.failUnlessRaises(ValueError, smold.set_parent_commit, self.k_no_subm_tag)
# TEST TODO: if a path in the pygitmodules file, but not in the index, it raises
# TEST UPDATE
##############
# module retrieval is not always possible
if rwrepo.bare:
self.failUnlessRaises(InvalidGitPyRepositoryError, sm.module)
self.failUnlessRaises(InvalidGitPyRepositoryError, sm.remove)
self.failUnlessRaises(InvalidGitPyRepositoryError, sm.add, rwrepo, 'here', 'there')
else:
# its not checked out in our case
self.failUnlessRaises(InvalidGitPyRepositoryError, sm.module)
assert not sm.module_exists()
# currently there is only one submodule
assert len(list(rwrepo.iter_submodules())) == 1
assert sm.binsha != "\0"*20
# TEST ADD
###########
# preliminary tests
# adding existing returns exactly the existing
sma = Submodule.add(rwrepo, sm.name, sm.path)
assert sma.path == sm.path
# no url and no module at path fails
self.failUnlessRaises(ValueError, Submodule.add, rwrepo, "newsubm", "pathtorepo", url=None)
# CONTINUE UPDATE
#################
# lets update it - its a recursive one too
newdir = os.path.join(sm.abspath, 'dir')
os.makedirs(newdir)
# update fails if the path already exists non-empty
self.failUnlessRaises(OSError, sm.update)
os.rmdir(newdir)
# dry-run does nothing
sm.update(dry_run=True, progress=prog)
assert not sm.module_exists()
assert sm.update() is sm
sm_repopath = sm.path # cache for later
assert sm.module_exists()
assert isinstance(sm.module(), pygit.Repo)
assert sm.module().working_tree_dir == sm.abspath
# INTERLEAVE ADD TEST
#####################
# url must match the one in the existing repository ( if submodule name suggests a new one )
# or we raise
self.failUnlessRaises(ValueError, Submodule.add, rwrepo, "newsubm", sm.path, "git://someurl/repo.git")
# CONTINUE UPDATE
#################
# we should have setup a tracking branch, which is also active
assert sm.module().head.ref.tracking_branch() is not None
# delete the whole directory and re-initialize
shutil.rmtree(sm.abspath)
assert len(sm.children()) == 0
# dry-run does nothing
sm.update(dry_run=True, recursive=False, progress=prog)
assert len(sm.children()) == 0
sm.update(recursive=False)
assert len(list(rwrepo.iter_submodules())) == 2
assert len(sm.children()) == 1 # its not checked out yet
csm = sm.children()[0]
assert not csm.module_exists()
csm_repopath = csm.path
# adjust the path of the submodules module to point to the local destination
new_csmclone_path = to_native_path_linux(join_path_native(self.rorepo.working_tree_dir, sm.path, csm.path))
csm.config_writer().set_value('url', new_csmclone_path)
assert csm.url == new_csmclone_path
# dry-run does nothing
assert not csm.module_exists()
sm.update(recursive=True, dry_run=True, progress=prog)
assert not csm.module_exists()
# update recursively again
sm.update(recursive=True)
assert csm.module_exists()
# tracking branch once again
csm.module().head.ref.tracking_branch() is not None
# this flushed in a sub-submodule
assert len(list(rwrepo.iter_submodules())) == 2
# reset both heads to the previous version, verify that to_latest_revision works
smods = (sm.module(), csm.module())
for repo in smods:
repo.head.reset('HEAD~2', working_tree=1)
# END for each repo to reset
# dry run does nothing
sm.update(recursive=True, dry_run=True, progress=prog)
for repo in smods:
assert repo.head.commit != repo.head.ref.tracking_branch().commit
# END for each repo to check
sm.update(recursive=True, to_latest_revision=True)
for repo in smods:
assert repo.head.commit == repo.head.ref.tracking_branch().commit
# END for each repo to check
del(smods)
# if the head is detached, it still works ( but warns )
smref = sm.module().head.ref
sm.module().head.ref = 'HEAD~1'
# if there is no tracking branch, we get a warning as well
csm_tracking_branch = csm.module().head.ref.tracking_branch()
csm.module().head.ref.set_tracking_branch(None)
sm.update(recursive=True, to_latest_revision=True)
# to_latest_revision changes the child submodule's commit, it needs an
# update now
csm.set_parent_commit(csm.repo.head.commit)
# undo the changes
sm.module().head.ref = smref
csm.module().head.ref.set_tracking_branch(csm_tracking_branch)
# REMOVAL OF REPOSITOTRY
########################
# must delete something
self.failUnlessRaises(ValueError, csm.remove, module=False, configuration=False)
# We have modified the configuration, hence the index is dirty, and the
# deletion will fail
# NOTE: As we did a few updates in the meanwhile, the indices were reset
# Hence we create some changes
csm.set_parent_commit(csm.repo.head.commit)
sm.config_writer().set_value("somekey", "somevalue")
csm.config_writer().set_value("okey", "ovalue")
self.failUnlessRaises(InvalidGitPyRepositoryError, sm.remove)
# if we remove the dirty index, it would work
sm.module().index.reset()
# still, we have the file modified
self.failUnlessRaises(InvalidGitPyRepositoryError, sm.remove, dry_run=True)
sm.module().index.reset(working_tree=True)
# this would work
assert sm.remove(dry_run=True) is sm
assert sm.module_exists()
sm.remove(force=True, dry_run=True)
assert sm.module_exists()
# but ... we have untracked files in the child submodule
fn = join_path_native(csm.module().working_tree_dir, "newfile")
open(fn, 'w').write("hi")
self.failUnlessRaises(InvalidGitPyRepositoryError, sm.remove)
# forcibly delete the child repository
assert csm.remove(force=True) is csm
assert not csm.exists()
assert not csm.module_exists()
assert len(sm.children()) == 0
# now we have a changed index, as configuration was altered.
# fix this
sm.module().index.reset(working_tree=True)
# now delete only the module of the main submodule
assert sm.module_exists()
sm.remove(configuration=False)
assert sm.exists()
assert not sm.module_exists()
assert sm.config_reader().get_value('url')
# delete the rest
sm.remove()
assert not sm.exists()
assert not sm.module_exists()
assert len(rwrepo.submodules) == 0
# ADD NEW SUBMODULE
###################
# add a simple remote repo - trailing slashes are no problem
smid = "newsub"
osmid = "othersub"
nsm = Submodule.add(rwrepo, smid, sm_repopath, new_smclone_path+"/", None, no_checkout=True)
assert nsm.name == smid
assert nsm.module_exists()
assert nsm.exists()
# its not checked out
assert not os.path.isfile(join_path_native(nsm.module().working_tree_dir, Submodule.k_modules_file))
assert len(rwrepo.submodules) == 1
# add another submodule, but into the root, not as submodule
osm = Submodule.add(rwrepo, osmid, csm_repopath, new_csmclone_path, Submodule.k_head_default)
assert osm != nsm
assert osm.module_exists()
assert osm.exists()
assert os.path.isfile(join_path_native(osm.module().working_tree_dir, 'setup.py'))
assert len(rwrepo.submodules) == 2
# commit the changes, just to finalize the operation
rwrepo.index.commit("my submod commit")
assert len(rwrepo.submodules) == 2
# needs update as the head changed, it thinks its in the history
# of the repo otherwise
nsm.set_parent_commit(rwrepo.head.commit)
osm.set_parent_commit(rwrepo.head.commit)
# MOVE MODULE
#############
# invalid inptu
self.failUnlessRaises(ValueError, nsm.move, 'doesntmatter', module=False, configuration=False)
# renaming to the same path does nothing
assert nsm.move(sm.path) is nsm
# rename a module
nmp = join_path_native("new", "module", "dir") + "/" # new module path
pmp = nsm.path
abspmp = nsm.abspath
assert nsm.move(nmp) is nsm
nmp = nmp[:-1] # cut last /
assert nsm.path == nmp
assert rwrepo.submodules[0].path == nmp
mpath = 'newsubmodule'
absmpath = join_path_native(rwrepo.working_tree_dir, mpath)
open(absmpath, 'w').write('')
self.failUnlessRaises(ValueError, nsm.move, mpath)
os.remove(absmpath)
# now it works, as we just move it back
nsm.move(pmp)
assert nsm.path == pmp
assert rwrepo.submodules[0].path == pmp
# TODO lowprio: test remaining exceptions ... for now its okay, the code looks right
# REMOVE 'EM ALL
################
# if a submodule's repo has no remotes, it can't be added without an explicit url
osmod = osm.module()
osm.remove(module=False)
for remote in osmod.remotes:
remote.remove(osmod, remote.name)
assert not osm.exists()
self.failUnlessRaises(ValueError, Submodule.add, rwrepo, osmid, csm_repopath, url=None)
# END handle bare mode
# Error if there is no submodule file here
self.failUnlessRaises(IOError, Submodule._config_parser, rwrepo, rwrepo.commit(self.k_no_subm_tag), True)
def move(self, module_path, configuration=True, module=True):
"""Move the submodule to a another module path. This involves physically moving
the repository at our current path, changing the configuration, as well as
adjusting our index entry accordingly.
:param module_path: the path to which to move our module, given as
repository-relative path. Intermediate directories will be created
accordingly. If the path already exists, it must be empty.
Trailling (back)slashes are removed automatically
:param configuration: if True, the configuration will be adjusted to let
the submodule point to the given path.
:param module: if True, the repository managed by this submodule
will be moved, not the configuration. This will effectively
leave your repository in an inconsistent state unless the configuration
and index already point to the target location.
:return: self
:raise ValueError: if the module path existed and was not empty, or was a file
:note: Currently the method is not atomic, and it could leave the repository
in an inconsistent state if a sub-step fails for some reason
"""
if module + configuration < 1:
raise ValueError("You must specify to move at least the module or the configuration of the submodule")
#END handle input
module_path = to_native_path_linux(module_path)
if module_path.endswith('/'):
module_path = module_path[:-1]
# END handle trailing slash
# VERIFY DESTINATION
if module_path == self.path:
return self
#END handle no change
dest_path = join_path_native(self.repo.working_tree_dir, module_path)
if os.path.isfile(dest_path):
raise ValueError("Cannot move repository onto a file: %s" % dest_path)
# END handle target files
index = self.repo.index
tekey = index.entry_key(module_path, 0)
# if the target item already exists, fail
if configuration and tekey in index.entries:
raise ValueError("Index entry for target path did alredy exist")
#END handle index key already there
# remove existing destination
if module:
if os.path.exists(dest_path):
if len(os.listdir(dest_path)):
raise ValueError("Destination module directory was not empty")
#END handle non-emptyness
if os.path.islink(dest_path):
os.remove(dest_path)
else:
os.rmdir(dest_path)
#END handle link
else:
# recreate parent directories
# NOTE: renames() does that now
pass
#END handle existance
# END handle module
# move the module into place if possible
cur_path = self.abspath
renamed_module = False
if module and os.path.exists(cur_path):
os.renames(cur_path, dest_path)
renamed_module = True
#END move physical module
# rename the index entry - have to manipulate the index directly as
# pygit-mv cannot be used on submodules ... yeah
try:
if configuration:
try:
ekey = index.entry_key(self.path, 0)
entry = index.entries[ekey]
del(index.entries[ekey])
nentry = pygit.IndexEntry(entry[:3]+(module_path,)+entry[4:])
index.entries[tekey] = nentry
except KeyError:
raise InvalidGitPyRepositoryError("Submodule's entry at %r did not exist" % (self.path))
#END handle submodule doesn't exist
# update configuration
writer = self.config_writer(index=index) # auto-write
writer.set_value('path', module_path)
self.path = module_path
del(writer)
# END handle configuration flag
except Exception:
if renamed_module:
os.renames(dest_path, cur_path)
# END undo module renaming
raise
#END handle undo rename
return self
def update(self, recursive=False, init=True, to_latest_revision=False, progress=None,
dry_run=False):
"""Update the repository of this submodule to point to the checkout
we point at with the binsha of this instance.
:param recursive: if True, we will operate recursively and update child-
modules as well.
:param init: if True, the module repository will be cloned into place if necessary
:param to_latest_revision: if True, the submodule's sha will be ignored during checkout.
Instead, the remote will be fetched, and the local tracking branch updated.
This only works if we have a local tracking branch, which is the case
if the remote repository had a master branch, or of the 'branch' option
was specified for this submodule and the branch existed remotely
:param progress: UpdateProgress instance or None of no progress should be shown
:param dry_run: if True, the operation will only be simulated, but not performed.
All performed operations are read-only
:note: does nothing in bare repositories
:note: method is definitely not atomic if recurisve is True
:return: self"""
if self.repo.bare:
return self
#END pass in bare mode
if progress is None:
progress = UpdateProgress()
#END handle progress
prefix = ''
if dry_run:
prefix = "DRY-RUN: "
#END handle prefix
# to keep things plausible in dry-run mode
if dry_run:
mrepo = None
#END init mrepo
# ASSURE REPO IS PRESENT AND UPTODATE
#####################################
try:
mrepo = self.module()
rmts = mrepo.remotes
len_rmts = len(rmts)
for i, remote in enumerate(rmts):
op = FETCH
if i == 0:
op |= BEGIN
#END handle start
progress.update(op, i, len_rmts, prefix+"Fetching remote %s of submodule %r" % (remote, self.name))
#===============================
if not dry_run:
remote.fetch(progress=progress)
#END handle dry-run
#===============================
if i == len_rmts-1:
op |= END
#END handle end
progress.update(op, i, len_rmts, prefix+"Done fetching remote of submodule %r" % self.name)
#END fetch new data
except InvalidGitPyRepositoryError:
if not init:
return self
# END early abort if init is not allowed
import pygit
# there is no pygit-repository yet - but delete empty paths
module_path = join_path_native(self.repo.working_tree_dir, self.path)
if not dry_run and os.path.isdir(module_path):
try:
os.rmdir(module_path)
except OSError:
raise OSError("Module directory at %r does already exist and is non-empty" % module_path)
# END handle OSError
# END handle directory removal
# don't check it out at first - nonetheless it will create a local
# branch according to the remote-HEAD if possible
progress.update(BEGIN|CLONE, 0, 1, prefix+"Cloning %s to %s in submodule %r" % (self.url, module_path, self.name))
if not dry_run:
mrepo = pygit.Repo.clone_from(self.url, module_path, n=True)
#END handle dry-run
progress.update(END|CLONE, 0, 1, prefix+"Done cloning to %s" % module_path)
if not dry_run:
# see whether we have a valid branch to checkout
try:
# find a remote which has our branch - we try to be flexible
remote_branch = find_first_remote_branch(mrepo.remotes, self.branch_name)
local_branch = mkhead(mrepo, self.branch_path)
# have a valid branch, but no checkout - make sure we can figure
# that out by marking the commit with a null_sha
local_branch.set_object(util.Object(mrepo, self.NULL_BIN_SHA))
# END initial checkout + branch creation
# make sure HEAD is not detached
mrepo.head.set_reference(local_branch, logmsg="submodule: attaching head to %s" % local_branch)
mrepo.head.ref.set_tracking_branch(remote_branch)
except IndexError:
print >> sys.stderr, "Warning: Failed to checkout tracking branch %s" % self.branch_path
#END handle tracking branch
# NOTE: Have to write the repo config file as well, otherwise
# the default implementation will be offended and not update the repository
# Maybe this is a good way to assure it doesn't get into our way, but
# we want to stay backwards compatible too ... . Its so redundant !
self.repo.config_writer().set_value(sm_section(self.name), 'url', self.url)
#END handle dry_run
#END handle initalization
# DETERMINE SHAS TO CHECKOUT
############################
binsha = self.binsha
hexsha = self.hexsha
if mrepo is not None:
# mrepo is only set if we are not in dry-run mode or if the module existed
is_detached = mrepo.head.is_detached
#END handle dry_run
if mrepo is not None and to_latest_revision:
msg_base = "Cannot update to latest revision in repository at %r as " % mrepo.working_dir
if not is_detached:
rref = mrepo.head.ref.tracking_branch()
if rref is not None:
rcommit = rref.commit
binsha = rcommit.binsha
hexsha = rcommit.hexsha
else:
print >> sys.stderr, "%s a tracking branch was not set for local branch '%s'" % (msg_base, mrepo.head.ref)
# END handle remote ref
else:
print >> sys.stderr, "%s there was no local tracking branch" % msg_base
# END handle detached head
# END handle to_latest_revision option
# update the working tree
# handles dry_run
if mrepo is not None and mrepo.head.commit.binsha != binsha:
progress.update(BEGIN|UPDWKTREE, 0, 1, prefix+"Updating working tree at %s for submodule %r to revision %s" % (self.path, self.name, hexsha))
if not dry_run:
if is_detached:
# NOTE: for now we force, the user is no supposed to change detached
# submodules anyway. Maybe at some point this becomes an option, to
# properly handle user modifications - see below for future options
# regarding rebase and merge.
mrepo.git.checkout(hexsha, force=True)
else:
# TODO: allow to specify a rebase, merge, or reset
# TODO: Warn if the hexsha forces the tracking branch off the remote
# branch - this should be prevented when setting the branch option
mrepo.head.reset(hexsha, index=True, working_tree=True)
# END handle checkout
#END handle dry_run
progress.update(END|UPDWKTREE, 0, 1, prefix+"Done updating working tree for submodule %r" % self.name)
# END update to new commit only if needed
# HANDLE RECURSION
##################
if recursive:
# in dry_run mode, the module might not exist
if mrepo is not None:
for submodule in self.iter_items(self.module()):
submodule.update(recursive, init, to_latest_revision, progress=progress, dry_run=dry_run)
# END handle recursive update
#END handle dry run
# END for each submodule
return self
def abspath(self): return join_path_native(self.repo.git_dir, self.path)
