def installer_exists(self, platform):
"""
<Purpose>
Checks if the given installer already exists. Returns True if it does,
False otherwise.
<Arguments>
platform:
A string representing the installer to check. For example, "linux".
<Exceptions>
None.
<Side Effects>
None.
<Returns>
A boolean value.
"""
validations.validate_platform(platform)
installer_filename = os.path.join(
settings.CUSTOM_INSTALLER_ROOT,
self.build_id,
constants.PLATFORM_BUNDLES[platform]
)
if os.path.isfile(installer_filename):
return True
return False
def installer_exists(self, platform):
"""
<Purpose>
Checks if the given installer already exists. Returns True if it does,
False otherwise.
<Arguments>
platform:
A string representing the installer to check. For example, "linux".
<Exceptions>
None.
<Side Effects>
None.
<Returns>
A boolean value.
"""
validations.validate_platform(platform)
installer_filename = os.path.join(
settings.CUSTOM_INSTALLER_ROOT,
self.build_id,
constants.PLATFORM_BUNDLES[platform]
)
if os.path.isfile(installer_filename):
return True
return False
def package(self, platform):
"""
<Purpose>
Constructs an installer for the given platform, assuming a vesselinfo
file already exists.
<Arguments>
None.
<Exceptions>
ValidationError if the vesselinfo file does not already exist.
<Side Effects>
The installer will be written to disk.
<Returns>
Nothing.
"""
# Validate the platform.
validations.validate_platform(platform)
# Get the name of our build directory, and select a temporary directory to
# perform our work in.
build_dir = self.get_build_directory()
temp_dir = tempfile.mkdtemp()
# Copy the existing vesselinfo file into place.
source_vesselinfo_fn = os.path.join(build_dir, 'vesselinfo')
destination_vesselinfo_fn = os.path.join(temp_dir, 'vesselinfo')
if not os.path.isfile(source_vesselinfo_fn):
raise validations.ValidationError(
'There is no vesselinfo file for the given build ID.')
shutil.copy(source_vesselinfo_fn, destination_vesselinfo_fn)
# Create packages for the requested installers.
packager.package_installers(temp_dir, [platform])
# Move each file in the temporary directory to the destination directory.
for file_to_move in os.listdir(temp_dir):
source_filename = os.path.abspath(
os.path.join(temp_dir, file_to_move))
destination_filename = os.path.abspath(
os.path.join(build_dir, file_to_move))
shutil.move(source_filename, destination_filename)
# Remove the temporary directory.
shutil.rmtree(temp_dir)
def package(self, platform):
"""
<Purpose>
Constructs an installer for the given platform, assuming a vesselinfo
file already exists.
<Arguments>
None.
<Exceptions>
ValidationError if the vesselinfo file does not already exist.
<Side Effects>
The installer will be written to disk.
<Returns>
Nothing.
"""
# Validate the platform.
validations.validate_platform(platform)
# Get the name of our build directory, and select a temporary directory to
# perform our work in.
build_dir = self.get_build_directory()
temp_dir = tempfile.mkdtemp()
# Copy the existing vesselinfo file into place.
source_vesselinfo_fn = os.path.join(build_dir, 'vesselinfo')
destination_vesselinfo_fn = os.path.join(temp_dir, 'vesselinfo')
if not os.path.isfile(source_vesselinfo_fn):
raise validations.ValidationError('There is no vesselinfo file for the given build ID.')
shutil.copy(source_vesselinfo_fn, destination_vesselinfo_fn)
# Create packages for the requested installers.
packager.package_installers(temp_dir, [platform])
# Move each file in the temporary directory to the destination directory.
for file_to_move in os.listdir(temp_dir):
source_filename = os.path.abspath(os.path.join(temp_dir, file_to_move))
destination_filename = os.path.abspath(os.path.join(build_dir, file_to_move))
shutil.move(source_filename, destination_filename)
# Remove the temporary directory.
shutil.rmtree(temp_dir)