def create_inner_zip_file():
zip_file = os.path.join(settings.MEDIA_ROOT, "zip", os.path.basename(create_default_archive_filename(options)))
options["file"] = zip_file
if settings.DEBUG or not os.path.exists(zip_file): # always regenerate in debug mode
call_command("zip_kalite", **options)
if not os.path.exists(zip_file):
raise CommandError("Failed to create kalite zip file.")
return zip_file
def create_inner_zip_file():
zip_file = os.path.join(
settings.MEDIA_ROOT, "zip",
os.path.basename(create_default_archive_filename(options)))
options["file"] = zip_file
if settings.DEBUG or not os.path.exists(
zip_file): # always regenerate in debug mode
call_command("zip_kalite", **options)
if not os.path.exists(zip_file):
raise CommandError("Failed to create kalite zip file.")
return zip_file
def handle(self, *args, **options):
# Get the zone, remove so we can pass the rest of the options
# to the zip procedure
zone_id = options["zone_id"]
del options["zone_id"]
wrapper_filename = options["file"] or os.path.join(tempfile.mkdtemp(), "package_" + create_default_archive_filename(options))
# Pre-zip prep #1:
# Create the json data file
def create_json_file(include_data):
central_server = Device.get_central_server()
if not zone_id:
models = [central_server] if central_server else []
else:
# Get a chain of trust to the zone owner.
# Because we're on the central server, this will
# simply be the central server, but in the future
# this would return an actual chain.
logging.debug("Generating a zone invitation...")
zone = Zone.objects.get(id=zone_id)
chain = ChainOfTrust(zone=zone)
assert chain.validate()
new_invitation = ZoneInvitation.generate(zone=zone, invited_by=Device.get_own_device())
new_invitation.save() # keep a record of the invitation, for future revocation. Also, signs the thing
# This ordering of objects is a bit be hokey, but OK--invitation usually must be
# inserted before devicezones--but because it's not pointing to any devices,
# it's OK to be at the end.
# Note that the central server will always be at the front of the chain of trust,
# so no need to explicitly include.
models = chain.objects() + [new_invitation]
#
if include_data:
logging.debug("Serializing entire dataset...")
devices = Device.objects.by_zone(zone)
devicezones = DeviceZone.objects.filter(zone=zone)
models += list(devices) + list(devicezones)
models += engine.get_models(zone=zone, limit=None) # get all models on this zone
models_file = tempfile.mkstemp()[1]
with open(models_file, "w") as fp:
fp.write(engine.serialize(models))
return models_file
models_file = create_json_file(options["include_data"])
# Pre-zip prep #2:
# Generate the INNER zip
def create_inner_zip_file():
zip_file = os.path.join(settings.MEDIA_ROOT, "zip", os.path.basename(create_default_archive_filename(options)))
options["file"] = zip_file
if settings.DEBUG or not os.path.exists(zip_file): # always regenerate in debug mode
call_command("zip_kalite", **options)
if not os.path.exists(zip_file):
raise CommandError("Failed to create kalite zip file.")
return zip_file
inner_zip_file = create_inner_zip_file()
# Pre-zip prep #3:
# Create a file with the inner zip file signature.
def create_signature_file(inner_zip_file):
signature_file = os.path.splitext(inner_zip_file)[0] + "_signature.txt"
logging.debug("Generating signature; saving to %s" % signature_file)
if settings.DEBUG or not os.path.exists(signature_file): # always regenerate in debug mode
key = Device.get_own_device().get_key()
chunk_size = int(2E5) #200kb chunks
signature = key.sign_large_file(inner_zip_file, chunk_size=chunk_size)
with open(signature_file, "w") as fp:
fp.write("%d\n" % chunk_size)
fp.write(signature)
return signature_file
signature_file = create_signature_file(inner_zip_file)
# Gather files together
files_dict = {
UpdateCommand.inner_zip_filename: inner_zip_file,
UpdateCommand.signature_filename: signature_file,
InitCommand.data_json_filename: models_file,
}
# Pre-zip prep #4:
# Create the install scripts.
def create_install_files(files_dict={}):
install_files = {} # need to keep track of, for later cleanup
# Create clickable scripts: unix
install_sh_file = self.install_py_file[:-3] + "_linux.sh"
install_files[install_sh_file] = tempfile.mkstemp()[1]
with open(install_files[install_sh_file], "w") as fp:
fp.write("echo 'Searching for python path...'\n")
fp.write(open(os.path.realpath(settings.PROJECT_PATH + "/../scripts/python.sh"), "r").read())
fp.write('\ncurrent_dir=`dirname "${BASH_SOURCE[0]}"`')
fp.write('\n$PYEXEC "$current_dir/%s"' % self.install_py_file)
# Create clickable scripts: mac
install_command_file = self.install_py_file[:-3] + "_mac.command"
install_files[install_command_file] = tempfile.mkstemp()[1]
with open(install_files[install_command_file], "w") as fp:
fp.write('\ncurrent_dir=`dirname "${BASH_SOURCE[0]}"`')
fp.write('\nsource "$current_dir/%s"' % install_sh_file)
# Create clickable scripts: windows
install_bat_file = self.install_py_file[:-3] + "_windows.bat"
install_files[install_bat_file] = tempfile.mkstemp()[1]
with open(install_files[install_bat_file], "w") as fp:
fp.write("start /b /wait python.exe %s" % self.install_py_file)
# Dump readme file
readme_file = "README"
install_files[readme_file] = tempfile.mkstemp()[1]
with open(install_files[readme_file], "w") as fp:
# First line of docstring is a message that the docstring will
# be the readme. Remove that, dump the rest raw!
fp.write(inspect.getdoc(install_from_package).split("\n", 2)[1])
# NOTE: do this last, so we can pass the set of install files in the
# function call, for effective cleanup.
# Create the install python script,
# by outputting the install_from_package function (extracting here
# through inspection and dumping line-by-line), and its dependencies
# (utils.platforms, grabbed here through force).
#
# Also output a call to the function.
install_files[self.install_py_file] = tempfile.mkstemp()[1]
with open(install_files[self.install_py_file], "w") as fp:
for srcline in inspect.getsourcelines(install_from_package)[0]:
fp.write(srcline)
fp.write("\n%s\n" % open(get_module_source_file("utils.platforms"), "r").read())
fp.write("\ninstall_from_package(\n")
fp.write(" zip_file='%s',\n" % UpdateCommand.inner_zip_filename)
fp.write(" signature_file='%s',\n" % UpdateCommand.signature_filename)
fp.write(" data_json_file='%s',\n" % InitCommand.data_json_filename)
fp.write(" install_files=%s,\n" % (files_dict.keys() + install_files.keys()))
fp.write(")\n")
fp.write("print 'Installation completed!'")
return install_files
install_files = create_install_files(files_dict=files_dict)
# FINAL: Create the outer (wrapper) zip
files_dict.update(install_files)
system_specific_zipping(
files_dict = files_dict,
zip_file=wrapper_filename,
compression=ZIP_STORED if settings.DEBUG else ZIP_DEFLATED,
# callback=None,
)
# cleanup
os.remove(models_file)
for fil in install_files.values():
os.remove(fil)
sys.stdout.write("Successfully packaged KA Lite to %s.\n" % wrapper_filename)
# To test:
# Unpack to a temporary folder, then run install
if options["auto_unpack"]:
def simulate_enduser_experience():
# unpack the inner zip to the destination
dest_dir = tempfile.mkdtemp()
sys.stdout.write("TEST: Unpacking and installing to %s\n" % dest_dir)
# Simulate a user unpacking the zip
zip = ZipFile(wrapper_filename, "r")
for afile in zip.namelist():
zip.extract(afile, path=dest_dir)
# Simulate the user running the script
raise NotImplementedError()
simulate_enduser_experience()
def handle(self, *args, **options):
# Get the zone, remove so we can pass the rest of the options
# to the zip procedure
zone_id = options["zone_id"]
del options["zone_id"]
wrapper_filename = options["file"] or os.path.join(
tempfile.mkdtemp(),
"package_" + create_default_archive_filename(options))
# Pre-zip prep #1:
# Create the json data file
def create_json_file(include_data):
central_server = Device.get_central_server()
if not zone_id:
models = [central_server] if central_server else []
else:
# Get a chain of trust to the zone owner.
# Because we're on the central server, this will
# simply be the central server, but in the future
# this would return an actual chain.
logging.debug("Generating a zone invitation...")
zone = Zone.objects.get(id=zone_id)
chain = ChainOfTrust(zone=zone)
assert chain.validate()
new_invitation = ZoneInvitation.generate(
zone=zone, invited_by=Device.get_own_device())
new_invitation.save(
) # keep a record of the invitation, for future revocation. Also, signs the thing
# This ordering of objects is a bit be hokey, but OK--invitation usually must be
# inserted before devicezones--but because it's not pointing to any devices,
# it's OK to be at the end.
# Note that the central server will always be at the front of the chain of trust,
# so no need to explicitly include.
models = chain.objects() + [new_invitation]
#
if include_data:
logging.debug("Serializing entire dataset...")
devices = Device.objects.by_zone(zone)
devicezones = DeviceZone.objects.filter(zone=zone)
models += list(devices) + list(devicezones)
models += engine.get_models(
zone=zone, limit=None) # get all models on this zone
models_file = tempfile.mkstemp()[1]
with open(models_file, "w") as fp:
fp.write(engine.serialize(models))
return models_file
models_file = create_json_file(options["include_data"])
# Pre-zip prep #2:
# Generate the INNER zip
def create_inner_zip_file():
zip_file = os.path.join(
settings.MEDIA_ROOT, "zip",
os.path.basename(create_default_archive_filename(options)))
options["file"] = zip_file
if settings.DEBUG or not os.path.exists(
zip_file): # always regenerate in debug mode
call_command("zip_kalite", **options)
if not os.path.exists(zip_file):
raise CommandError("Failed to create kalite zip file.")
return zip_file
inner_zip_file = create_inner_zip_file()
# Pre-zip prep #3:
# Create a file with the inner zip file signature.
def create_signature_file(inner_zip_file):
signature_file = os.path.splitext(
inner_zip_file)[0] + "_signature.txt"
logging.debug("Generating signature; saving to %s" %
signature_file)
if settings.DEBUG or not os.path.exists(
signature_file): # always regenerate in debug mode
key = Device.get_own_device().get_key()
chunk_size = int(2E5) #200kb chunks
signature = key.sign_large_file(inner_zip_file,
chunk_size=chunk_size)
with open(signature_file, "w") as fp:
fp.write("%d\n" % chunk_size)
fp.write(signature)
return signature_file
signature_file = create_signature_file(inner_zip_file)
# Gather files together
files_dict = {
UpdateCommand.inner_zip_filename: inner_zip_file,
UpdateCommand.signature_filename: signature_file,
InitCommand.data_json_filename: models_file,
}
# Pre-zip prep #4:
# Create the install scripts.
def create_install_files(files_dict={}):
install_files = {} # need to keep track of, for later cleanup
# Create clickable scripts: unix
install_sh_file = self.install_py_file[:-3] + "_linux.sh"
install_files[install_sh_file] = tempfile.mkstemp()[1]
with open(install_files[install_sh_file], "w") as fp:
fp.write("echo 'Searching for python path...'\n")
fp.write(
open(
os.path.realpath(settings.PROJECT_PATH +
"/../scripts/python.sh"), "r").read())
fp.write('\ncurrent_dir=`dirname "${BASH_SOURCE[0]}"`')
fp.write('\n$PYEXEC "$current_dir/%s"' % self.install_py_file)
# Create clickable scripts: mac
install_command_file = self.install_py_file[:-3] + "_mac.command"
install_files[install_command_file] = tempfile.mkstemp()[1]
with open(install_files[install_command_file], "w") as fp:
fp.write('\ncurrent_dir=`dirname "${BASH_SOURCE[0]}"`')
fp.write('\nsource "$current_dir/%s"' % install_sh_file)
# Create clickable scripts: windows
install_bat_file = self.install_py_file[:-3] + "_windows.bat"
install_files[install_bat_file] = tempfile.mkstemp()[1]
with open(install_files[install_bat_file], "w") as fp:
fp.write("start /b /wait python.exe %s" % self.install_py_file)
# Dump readme file
readme_file = "README"
install_files[readme_file] = tempfile.mkstemp()[1]
with open(install_files[readme_file], "w") as fp:
# First line of docstring is a message that the docstring will
# be the readme. Remove that, dump the rest raw!
fp.write(
inspect.getdoc(install_from_package).split("\n", 2)[1])
# NOTE: do this last, so we can pass the set of install files in the
# function call, for effective cleanup.
# Create the install python script,
# by outputting the install_from_package function (extracting here
# through inspection and dumping line-by-line), and its dependencies
# (utils.platforms, grabbed here through force).
#
# Also output a call to the function.
install_files[self.install_py_file] = tempfile.mkstemp()[1]
with open(install_files[self.install_py_file], "w") as fp:
for srcline in inspect.getsourcelines(install_from_package)[0]:
fp.write(srcline)
fp.write("\n%s\n" % open(
get_module_source_file("utils.platforms"), "r").read())
fp.write("\ninstall_from_package(\n")
fp.write(" zip_file='%s',\n" %
UpdateCommand.inner_zip_filename)
fp.write(" signature_file='%s',\n" %
UpdateCommand.signature_filename)
fp.write(" data_json_file='%s',\n" %
InitCommand.data_json_filename)
fp.write(" install_files=%s,\n" %
(files_dict.keys() + install_files.keys()))
fp.write(")\n")
fp.write("print 'Installation completed!'")
return install_files
install_files = create_install_files(files_dict=files_dict)
# FINAL: Create the outer (wrapper) zip
files_dict.update(install_files)
system_specific_zipping(
files_dict=files_dict,
zip_file=wrapper_filename,
compression=ZIP_STORED if settings.DEBUG else ZIP_DEFLATED,
# callback=None,
)
# cleanup
os.remove(models_file)
for fil in install_files.values():
os.remove(fil)
sys.stdout.write("Successfully packaged KA Lite to %s.\n" %
wrapper_filename)
# To test:
# Unpack to a temporary folder, then run install
if options["auto_unpack"]:
def simulate_enduser_experience():
# unpack the inner zip to the destination
dest_dir = tempfile.mkdtemp()
sys.stdout.write("TEST: Unpacking and installing to %s\n" %
dest_dir)
# Simulate a user unpacking the zip
zip = ZipFile(wrapper_filename, "r")
for afile in zip.namelist():
zip.extract(afile, path=dest_dir)
# Simulate the user running the script
raise NotImplementedError()
simulate_enduser_experience()
