def testBackground(self, verbose=False):
p = Policy('http://example.com:8000/Hello.xml', config=self.config)
self.import_feed(p.root, 'Hello.xml')
p.freshness = 0
p.network_use = model.network_minimal
p.solver.solve(p.root, arch.get_host_architecture())
assert p.ready, p.solver.get_failure_reason()
@tasks. async
def choose_download(registed_cb, nid, actions):
try:
assert actions == ['download', 'Download'], actions
registed_cb(nid, 'download')
except:
import traceback
traceback.print_exc()
yield None
global ran_gui
ran_gui = False
old_out = sys.stdout
try:
sys.stdout = StringIO()
self.child = server.handle_requests('Hello.xml',
'6FCF121BE2390E0B.gpg')
my_dbus.system_services = {
"org.freedesktop.NetworkManager": {
"/org/freedesktop/NetworkManager": NetworkManager()
}
}
my_dbus.user_callback = choose_download
pid = os.getpid()
old_exit = os._exit
def my_exit(code):
# The background handler runs in the same process
# as the tests, so don't let it abort.
if os.getpid() == pid:
raise SystemExit(code)
# But, child download processes are OK
old_exit(code)
from zeroinstall.injector import config
key_info = config.DEFAULT_KEY_LOOKUP_SERVER
config.DEFAULT_KEY_LOOKUP_SERVER = None
try:
try:
os._exit = my_exit
background.spawn_background_update(p, verbose)
assert False
except SystemExit as ex:
self.assertEquals(1, ex.code)
finally:
os._exit = old_exit
config.DEFAULT_KEY_LOOKUP_SERVER = key_info
finally:
sys.stdout = old_out
assert ran_gui
def testBackground(self, verbose=False):
p = Policy("http://example.com:8000/Hello.xml", config=self.config)
self.import_feed(p.root, "Hello.xml")
p.freshness = 0
p.network_use = model.network_minimal
p.solver.solve(p.root, arch.get_host_architecture())
assert p.ready, p.solver.get_failure_reason()
@tasks.async
def choose_download(registed_cb, nid, actions):
try:
assert actions == ["download", "Download"], actions
registed_cb(nid, "download")
except:
import traceback
traceback.print_exc()
yield None
global ran_gui
ran_gui = False
old_out = sys.stdout
try:
sys.stdout = StringIO()
self.child = server.handle_requests("Hello.xml", "6FCF121BE2390E0B.gpg")
my_dbus.system_services = {
"org.freedesktop.NetworkManager": {"/org/freedesktop/NetworkManager": NetworkManager()}
}
my_dbus.user_callback = choose_download
pid = os.getpid()
old_exit = os._exit
def my_exit(code):
# The background handler runs in the same process
# as the tests, so don't let it abort.
if os.getpid() == pid:
raise SystemExit(code)
# But, child download processes are OK
old_exit(code)
key_info = fetch.DEFAULT_KEY_LOOKUP_SERVER
fetch.DEFAULT_KEY_LOOKUP_SERVER = None
try:
try:
os._exit = my_exit
background.spawn_background_update(p, verbose)
assert False
except SystemExit, ex:
self.assertEquals(1, ex.code)
finally:
os._exit = old_exit
fetch.DEFAULT_KEY_LOOKUP_SERVER = key_info
finally:
sys.stdout = old_out
assert ran_gui
def testBackground(self, verbose = False):
r = Requirements('http://example.com:8000/Hello.xml')
d = Driver(requirements = r, config = self.config)
self.import_feed(r.interface_uri, 'Hello.xml')
self.config.freshness = 0
self.config.network_use = model.network_minimal
d.solver.solve(r.interface_uri, arch.get_host_architecture())
assert d.solver.ready, d.solver.get_failure_reason()
@tasks.async
def choose_download(registed_cb, nid, actions):
try:
assert actions == ['download', 'Download'], actions
registed_cb(nid, 'download')
except:
import traceback
traceback.print_exc()
yield None
global ran_gui
ran_gui = False
old_out = sys.stdout
try:
sys.stdout = StringIO()
run_server('Hello.xml', '6FCF121BE2390E0B.gpg')
my_dbus.system_services = {"org.freedesktop.NetworkManager": {"/org/freedesktop/NetworkManager": NetworkManager()}}
my_dbus.user_callback = choose_download
pid = os.getpid()
old_exit = os._exit
def my_exit(code):
# The background handler runs in the same process
# as the tests, so don't let it abort.
if os.getpid() == pid:
raise SystemExit(code)
# But, child download processes are OK
old_exit(code)
from zeroinstall.injector import config
key_info = config.DEFAULT_KEY_LOOKUP_SERVER
config.DEFAULT_KEY_LOOKUP_SERVER = None
try:
try:
os._exit = my_exit
background.spawn_background_update(d, verbose)
assert False
except SystemExit as ex:
self.assertEqual(1, ex.code)
finally:
os._exit = old_exit
config.DEFAULT_KEY_LOOKUP_SERVER = key_info
finally:
sys.stdout = old_out
assert ran_gui
def testBackground(self, verbose=False):
r = Requirements('http://example.com:8000/Hello.xml')
d = Driver(requirements=r, config=self.config)
self.import_feed(r.interface_uri, 'Hello.xml')
self.config.freshness = 0
self.config.network_use = model.network_minimal
d.solver.solve(r.interface_uri, arch.get_host_architecture())
assert d.solver.ready, d.solver.get_failure_reason()
@tasks. async
def choose_download(registed_cb, nid, actions):
try:
assert actions == ['download', 'Download'], actions
registed_cb(nid, 'download')
except:
import traceback
traceback.print_exc()
yield None
global ran_gui
ran_gui = False
os.environ['DISPLAY'] = 'dummy'
old_out = sys.stdout
try:
sys.stdout = StringIO()
run_server('Hello.xml', '6FCF121BE2390E0B.gpg')
my_dbus.system_services = {
"org.freedesktop.NetworkManager": {
"/org/freedesktop/NetworkManager": NetworkManager()
}
}
my_dbus.user_callback = choose_download
with trapped_exit(1):
from zeroinstall.injector import config
key_info = config.DEFAULT_KEY_LOOKUP_SERVER
config.DEFAULT_KEY_LOOKUP_SERVER = None
try:
background.spawn_background_update(d, verbose)
finally:
config.DEFAULT_KEY_LOOKUP_SERVER = key_info
finally:
sys.stdout = old_out
assert ran_gui
def testBackground(self, verbose = False):
r = Requirements('http://example.com:8000/Hello.xml')
d = Driver(requirements = r, config = self.config)
self.import_feed(r.interface_uri, 'Hello.xml')
self.config.freshness = 0
self.config.network_use = model.network_minimal
d.solver.solve(r.interface_uri, arch.get_host_architecture())
assert d.solver.ready, d.solver.get_failure_reason()
@tasks.async
def choose_download(registed_cb, nid, actions):
try:
assert actions == ['download', 'Download'], actions
registed_cb(nid, 'download')
except:
import traceback
traceback.print_exc()
yield None
global ran_gui
ran_gui = False
os.environ['DISPLAY'] = 'dummy'
old_out = sys.stdout
try:
sys.stdout = StringIO()
run_server('Hello.xml', '6FCF121BE2390E0B.gpg')
my_dbus.system_services = {"org.freedesktop.NetworkManager": {"/org/freedesktop/NetworkManager": NetworkManager()}}
my_dbus.user_callback = choose_download
with trapped_exit(1):
from zeroinstall.injector import config
key_info = config.DEFAULT_KEY_LOOKUP_SERVER
config.DEFAULT_KEY_LOOKUP_SERVER = None
try:
background.spawn_background_update(d, verbose)
finally:
config.DEFAULT_KEY_LOOKUP_SERVER = key_info
finally:
sys.stdout = old_out
assert ran_gui
def get_selections_for(requirements, config, options, select_only, download_only, test_callback):
"""Get selections for given requirements.
@since: 1.9"""
if options.offline:
config.network_use = model.network_offline
iface_cache = config.iface_cache
driver = Driver(config = config, requirements = requirements)
# Note that need_download() triggers a solve
if options.refresh or options.gui:
# We could run immediately, but the user asked us not to
can_run_immediately = False
else:
if select_only:
# --select-only: we only care that we've made a selection, not that we've cached the implementations
driver.need_download()
can_run_immediately = driver.solver.ready
else:
can_run_immediately = not driver.need_download()
stale_feeds = [feed for feed in driver.solver.feeds_used if
not feed.startswith('distribution:') and # Ignore (memory-only) PackageKit feeds
iface_cache.is_stale(feed, config.freshness)]
if download_only and stale_feeds:
can_run_immediately = False
if can_run_immediately:
if stale_feeds:
if config.network_use == model.network_offline:
logger.debug(_("No doing background update because we are in off-line mode."))
else:
# There are feeds we should update, but we can run without them.
# Do the update in the background while the program is running.
from zeroinstall.injector import background
background.spawn_background_update(driver, options.verbose)
return driver.solver.selections
# If we need to download anything, we might as well
# refresh all the feeds first.
options.refresh = True
if options.gui != False:
# If the user didn't say whether to use the GUI, choose for them.
gui_args = driver.requirements.get_as_options()
if download_only:
# Just changes the button's label
gui_args.append('--download-only')
if options.refresh:
gui_args.append('--refresh')
if options.verbose:
gui_args.insert(0, '--verbose')
if options.verbose > 1:
gui_args.insert(0, '--verbose')
if options.with_store:
for x in options.with_store:
gui_args += ['--with-store', x]
if select_only:
gui_args.append('--select-only')
from zeroinstall import helpers
sels = helpers.get_selections_gui(requirements.interface_uri, gui_args, test_callback, use_gui = options.gui)
if not sels:
return None # Aborted
elif sels is helpers.DontUseGUI:
sels = None
else:
sels = None
if sels is None:
# Note: --download-only also makes us stop and download stale feeds first.
downloaded = driver.solve_and_download_impls(refresh = options.refresh or download_only or False,
select_only = select_only)
if downloaded:
tasks.wait_for_blocker(downloaded)
sels = driver.solver.selections
return sels
def get_selections_for(requirements, config, options, select_only,
download_only, test_callback):
"""Get selections for given requirements.
@since: 1.9"""
if options.offline:
config.network_use = model.network_offline
iface_cache = config.iface_cache
driver = Driver(config=config, requirements=requirements)
# Note that need_download() triggers a solve
if options.refresh or options.gui:
# We could run immediately, but the user asked us not to
can_run_immediately = False
else:
if select_only:
# --select-only: we only care that we've made a selection, not that we've cached the implementations
driver.need_download()
can_run_immediately = driver.solver.ready
else:
can_run_immediately = not driver.need_download()
stale_feeds = [
feed for feed in driver.solver.feeds_used
if not feed.startswith('distribution:')
and # Ignore (memory-only) PackageKit feeds
iface_cache.is_stale(feed, config.freshness)
]
if download_only and stale_feeds:
can_run_immediately = False
if can_run_immediately:
if stale_feeds:
if config.network_use == model.network_offline:
logger.debug(
_("No doing background update because we are in off-line mode."
))
else:
# There are feeds we should update, but we can run without them.
# Do the update in the background while the program is running.
from zeroinstall.injector import background
background.spawn_background_update(driver, options.verbose)
return driver.solver.selections
# If we need to download anything, we might as well
# refresh all the feeds first.
options.refresh = True
if options.gui != False:
# If the user didn't say whether to use the GUI, choose for them.
gui_args = driver.requirements.get_as_options()
if download_only:
# Just changes the button's label
gui_args.append('--download-only')
if options.refresh:
gui_args.append('--refresh')
if options.verbose:
gui_args.insert(0, '--verbose')
if options.verbose > 1:
gui_args.insert(0, '--verbose')
if options.with_store:
for x in options.with_store:
gui_args += ['--with-store', x]
if select_only:
gui_args.append('--select-only')
from zeroinstall import helpers
sels = helpers.get_selections_gui(requirements.interface_uri,
gui_args,
test_callback,
use_gui=options.gui)
if not sels:
return None # Aborted
elif sels is helpers.DontUseGUI:
sels = None
else:
sels = None
if sels is None:
# Note: --download-only also makes us stop and download stale feeds first.
downloaded = driver.solve_and_download_impls(refresh=options.refresh
or download_only or False,
select_only=select_only)
if downloaded:
tasks.wait_for_blocker(downloaded)
sels = driver.solver.selections
return sels
def get_selections(config, options, iface_uri, select_only, download_only, test_callback):
"""Get selections for iface_uri, according to the options passed.
Will switch to GUI mode if necessary.
@param options: options from OptionParser
@param iface_uri: canonical URI of the interface
@param select_only: return immediately even if the selected versions aren't cached
@param download_only: wait for stale feeds, and display GUI button as Download, not Run
@return: the selected versions, or None if the user cancels
@rtype: L{selections.Selections} | None
"""
if options.offline:
config.network_use = model.network_offline
# Try to load it as a feed. If it is a feed, it'll get cached. If not, it's a
# selections document and we return immediately.
maybe_selections = config.iface_cache.get_feed(iface_uri, selections_ok = True)
if isinstance(maybe_selections, selections.Selections):
if not select_only:
blocker = maybe_selections.download_missing(config)
if blocker:
logging.info(_("Waiting for selected implementations to be downloaded..."))
config.handler.wait_for_blocker(blocker)
return maybe_selections
r = requirements.Requirements(iface_uri)
r.parse_options(options)
policy = Policy(config = config, requirements = r)
# Note that need_download() triggers a solve
if options.refresh or options.gui:
# We could run immediately, but the user asked us not to
can_run_immediately = False
else:
if select_only:
# --select-only: we only care that we've made a selection, not that we've cached the implementations
policy.need_download()
can_run_immediately = policy.ready
else:
can_run_immediately = not policy.need_download()
stale_feeds = [feed for feed in policy.solver.feeds_used if
not feed.startswith('distribution:') and # Ignore (memory-only) PackageKit feeds
policy.is_stale(config.iface_cache.get_feed(feed))]
if download_only and stale_feeds:
can_run_immediately = False
if can_run_immediately:
if stale_feeds:
if policy.network_use == model.network_offline:
logging.debug(_("No doing background update because we are in off-line mode."))
else:
# There are feeds we should update, but we can run without them.
# Do the update in the background while the program is running.
from zeroinstall.injector import background
background.spawn_background_update(policy, options.verbose > 0)
return policy.solver.selections
# If the user didn't say whether to use the GUI, choose for them.
if options.gui is None and os.environ.get('DISPLAY', None):
options.gui = True
# If we need to download anything, we might as well
# refresh all the feeds first.
options.refresh = True
logging.info(_("Switching to GUI mode... (use --console to disable)"))
if options.gui:
gui_args = policy.requirements.get_as_options()
if download_only:
# Just changes the button's label
gui_args.append('--download-only')
if options.refresh:
gui_args.append('--refresh')
if options.verbose:
gui_args.insert(0, '--verbose')
if options.verbose > 1:
gui_args.insert(0, '--verbose')
if options.with_store:
for x in options.with_store:
gui_args += ['--with-store', x]
if select_only:
gui_args.append('--select-only')
from zeroinstall import helpers
sels = helpers.get_selections_gui(iface_uri, gui_args, test_callback)
if not sels:
return None # Aborted
else:
# Note: --download-only also makes us stop and download stale feeds first.
downloaded = policy.solve_and_download_impls(refresh = options.refresh or download_only or False,
select_only = select_only)
if downloaded:
config.handler.wait_for_blocker(downloaded)
sels = selections.Selections(policy)
return sels
def get_selections(config, options, iface_uri, select_only, download_only, test_callback):
"""Get selections for iface_uri, according to the options passed.
Will switch to GUI mode if necessary.
@param options: options from OptionParser
@param iface_uri: canonical URI of the interface
@param select_only: return immediately even if the selected versions aren't cached
@param download_only: wait for stale feeds, and display GUI button as Download, not Run
@return: the selected versions, or None if the user cancels
@rtype: L{selections.Selections} | None
"""
if options.offline:
config.network_use = model.network_offline
iface_cache = config.iface_cache
# Try to load it as a feed. If it is a feed, it'll get cached. If not, it's a
# selections document and we return immediately.
maybe_selections = iface_cache.get_feed(iface_uri, selections_ok = True)
if isinstance(maybe_selections, selections.Selections):
if not select_only:
blocker = maybe_selections.download_missing(config)
if blocker:
logging.info(_("Waiting for selected implementations to be downloaded..."))
tasks.wait_for_blocker(blocker)
return maybe_selections
r = requirements.Requirements(iface_uri)
r.parse_options(options)
policy = Policy(config = config, requirements = r)
# Note that need_download() triggers a solve
if options.refresh or options.gui:
# We could run immediately, but the user asked us not to
can_run_immediately = False
else:
if select_only:
# --select-only: we only care that we've made a selection, not that we've cached the implementations
policy.need_download()
can_run_immediately = policy.ready
else:
can_run_immediately = not policy.need_download()
stale_feeds = [feed for feed in policy.solver.feeds_used if
not os.path.isabs(feed) and # Ignore local feeds (note: file might be missing too)
not feed.startswith('distribution:') and # Ignore (memory-only) PackageKit feeds
iface_cache.is_stale(iface_cache.get_feed(feed), config.freshness)]
if download_only and stale_feeds:
can_run_immediately = False
if can_run_immediately:
if stale_feeds:
if policy.network_use == model.network_offline:
logging.debug(_("No doing background update because we are in off-line mode."))
else:
# There are feeds we should update, but we can run without them.
# Do the update in the background while the program is running.
from zeroinstall.injector import background
background.spawn_background_update(policy, options.verbose > 0)
return policy.solver.selections
# If the user didn't say whether to use the GUI, choose for them.
if options.gui is None and os.environ.get('DISPLAY', None):
options.gui = True
# If we need to download anything, we might as well
# refresh all the feeds first.
options.refresh = True
logging.info(_("Switching to GUI mode... (use --console to disable)"))
if options.gui:
gui_args = policy.requirements.get_as_options()
if download_only:
# Just changes the button's label
gui_args.append('--download-only')
if options.refresh:
gui_args.append('--refresh')
if options.verbose:
gui_args.insert(0, '--verbose')
if options.verbose > 1:
gui_args.insert(0, '--verbose')
if options.with_store:
for x in options.with_store:
gui_args += ['--with-store', x]
if select_only:
gui_args.append('--select-only')
from zeroinstall import helpers
sels = helpers.get_selections_gui(iface_uri, gui_args, test_callback)
if not sels:
return None # Aborted
else:
# Note: --download-only also makes us stop and download stale feeds first.
downloaded = policy.solve_and_download_impls(refresh = options.refresh or download_only or False,
select_only = select_only)
if downloaded:
tasks.wait_for_blocker(downloaded)
sels = selections.Selections(policy)
return sels