def _install_actions(self, eggs, mode, force, forceall):
if not forceall:
# remove already installed eggs from egg list
rm = lambda eggs: [e for e in eggs if self.find(e) is None]
if force:
eggs = rm(eggs[:-1]) + [eggs[-1]]
else:
eggs = rm(eggs)
res = []
for egg in eggs:
res.append(('fetch_%d' % bool(forceall or force), egg))
if not self.hook:
# remove packages with the same name (from first egg collection
# only, in reverse install order)
for egg in reversed(eggs):
name = split_eggname(egg)[0].lower()
index = dict(self.ec.collections[0].query(name=name))
assert len(index) < 2
if len(index) == 1:
res.append(('remove', index.keys()[0]))
for egg in eggs:
res.append(('install', egg))
return res
def calculate_all_patches():
egg_names = [fn for fn in os.listdir(eggs_dir) if is_valid_eggname(fn)]
names = set(split_eggname(egg_name)[0] for egg_name in egg_names)
for name in sorted(names, key=string.lower):
versions = []
for egg_name in egg_names:
n, v, b = split_eggname(egg_name)
if n != name:
continue
versions.append((v, b))
versions.sort(key=(lambda vb: (comparable_version(vb[0]), vb[1])))
versions = ['%s-%d' % vb for vb in versions]
lv = len(versions)
#print name, lv, versions
for i in xrange(0, lv):
for j in xrange(i + 1, lv):
yield '%s-%s--%s.zdiff' % (name, versions[i], versions[j])
def calculate_all_patches():
egg_names = [fn for fn in os.listdir(eggs_dir)
if is_valid_eggname(fn)]
names = set(split_eggname(egg_name)[0]
for egg_name in egg_names)
for name in sorted(names, key=string.lower):
versions = []
for egg_name in egg_names:
n, v, b = split_eggname(egg_name)
if n != name:
continue
versions.append((v, b))
versions.sort(key=(lambda vb: (comparable_version(vb[0]), vb[1])))
versions = ['%s-%d' % vb for vb in versions]
lv = len(versions)
#print name, lv, versions
for i in xrange(0, lv):
for j in xrange(i + 1, lv):
yield '%s-%s--%s.zdiff' % (name, versions[i], versions[j])
def find(self, egg):
n, v, b = split_eggname(egg)
if self.hook:
return info_from_metadir(join(self.pkgs_dir,
'%s-%s-%d' % (n.lower(), v, b), 'EGG-INFO'))
else:
info = info_from_metadir(join(self.prefix, 'EGG-INFO', n.lower()))
if info and info['key'] == egg:
return info
else:
return None
def find(self, egg):
try:
n, v, b = split_eggname(egg)
except AssertionError:
return None
if self.hook:
path = join(self.pkgs_dir,
'%s-%s-%d' % (n.lower(), v, b), 'EGG-INFO')
else:
path = join(self.prefix, 'EGG-INFO', n.lower())
info = info_from_metadir(path)
if info and info['key'] == egg:
return info
else:
return None
def find(self, egg):
try:
n, v, b = split_eggname(egg)
except AssertionError:
return None
if self.hook:
path = join(self.pkgs_dir, '%s-%s-%d' % (n.lower(), v, b),
'EGG-INFO')
else:
path = join(self.prefix, 'EGG-INFO', n.lower())
info = info_from_metadir(path)
if info and info['key'] == egg:
return info
else:
return None
def _filter_installed_eggs(self, eggs):
""" Filter out already installed eggs from the given egg list.
Note that only visible eggs are filtered.
For example, if in multiple prefixes, a lower prefix has an egg
which is overridden by a different version in a higher prefix,
then only the top-most egg is considered and the egg in lower prefix
is not considered.
"""
filtered_eggs = []
for egg in eggs:
for installed in self.ec.query(name=split_eggname(egg)[0].lower()):
if installed[0] == egg:
break
else:
filtered_eggs.append(egg)
return filtered_eggs
def _install_actions_enstaller(self, installed_version=None):
# installed_version is only useful for testing
if installed_version is None:
installed_version = enstaller.__version__
mode = 'recur'
self._connect()
req = req_from_anything("enstaller")
eggs = Resolve(self.remote, self.verbose).install_sequence(req, mode)
if eggs is None:
raise EnpkgError("No egg found for requirement '%s'." % req)
elif not len(eggs) == 1:
raise EnpkgError("No egg found to update enstaller, aborting...")
else:
name, version, build = split_eggname(eggs[0])
if version == installed_version:
return []
else:
return self._install_actions(eggs, mode, False, False)
def install_actions(self, arg, mode="recur", force=False, forceall=False):
"""
Create a list of actions which are required for installing, which
includes updating, a package (without actually doing anything).
The first argument may be any of:
* the KVS key, i.e. the egg filename
* a requirement object (enstaller.resolve.Req)
* the requirement as a string
"""
req = req_from_anything(arg)
# resolve the list of eggs that need to be installed
self._connect()
eggs = Resolve(self.remote, self.verbose).install_sequence(req, mode)
if eggs is None:
raise EnpkgError("No egg found for requirement '%s'." % req)
if not forceall:
# remove already installed eggs from egg list
rm = lambda eggs: [e for e in eggs if self.find(e) is None]
if force:
eggs = rm(eggs[:-1]) + [eggs[-1]]
else:
eggs = rm(eggs)
res = []
for egg in eggs:
res.append(("fetch_%d" % bool(forceall or force), egg))
if not self.hook:
# remove packages with the same name (from first egg collection
# only, in reverse install order)
for egg in reversed(eggs):
name = split_eggname(egg)[0].lower()
index = dict(self.ec.collections[0].query(name=name))
assert len(index) < 2
if len(index) == 1:
res.append(("remove", index.keys()[0]))
for egg in eggs:
res.append(("install", egg))
return res
def install_actions(self, arg, mode='recur', force=False, forceall=False):
"""
Create a list of actions which are required for installing, which
includes updating, a package (without actually doing anything).
The first argument may be any of:
* the KVS key, i.e. the egg filename
* a requirement object (enstaller.resolve.Req)
* the requirement as a string
"""
req = req_from_anything(arg)
# resolve the list of eggs that need to be installed
self._connect()
eggs = Resolve(self.remote, self.verbose).install_sequence(req, mode)
if eggs is None:
raise EnpkgError("No egg found for requirement '%s'." % req)
if not forceall:
# remove already installed eggs from egg list
rm = lambda eggs: [e for e in eggs if self.find(e) is None]
if force:
eggs = rm(eggs[:-1]) + [eggs[-1]]
else:
eggs = rm(eggs)
res = []
for egg in eggs:
res.append(('fetch_%d' % bool(forceall or force), egg))
if not self.hook:
# remove packages with the same name (from first egg collection
# only, in reverse install order)
for egg in reversed(eggs):
name = split_eggname(egg)[0].lower()
index = dict(self.ec.collections[0].query(name=name))
assert len(index) < 2
if len(index) == 1:
res.append(('remove', index.keys()[0]))
for egg in eggs:
res.append(('install', egg))
return res
def req_from_anything(arg):
if isinstance(arg, Req):
return arg
if is_valid_eggname(arg):
return Req('%s %s-%d' % split_eggname(arg))
return Req(arg)
def name_egg(egg):
return split_eggname(egg)[0]
def name_egg(egg):
return split_eggname(egg)[0]
def name_egg(egg):
n, v, b = split_eggname(egg)
return n.lower()
def req_from_anything(arg):
if isinstance(arg, Req):
return arg
if is_valid_eggname(arg):
return Req('%s %s-%d' % split_eggname(arg))
return Req(arg)