class ImageMeta():
def __init__(self, distro, release, target, subtarget, profile, packages=set()):
self.log = logging.getLogger(__name__)
self.config = Config()
self.database = Database(self.config)
self.distro = distro.lower()
self.release = release
self.target = target
self.subtarget = subtarget
self.profile = profile
self.vanilla = False
self.vanilla_packages = set(self.database.get_image_packages(self.distro, self.release, self.target, self.subtarget, self.profile))
self.vanilla_packages.update(self.config.get(self.distro).get("vanilla", ""))
if not packages: # install default packages
self.log.debug("using vanilla packages as packages are empty")
self.vanilla = True
self.packages = self.vanilla_packages
elif set(packages) == self.vanilla_packages: # install default packages
self.log.debug("packages are like vanilla packages")
self.vanilla = True
self.packages = self.vanilla_packages
else:
self.log.debug("use custom packages")
self.packages = packages
self.log.debug("packages\t %s", self.packages)
self.log.debug("vanilla\t %s", self.vanilla_packages)
self.set_request_hash()
self.log.debug("image request hash: {}".format(self.request_hash))
def as_array_build(self):
array = [self.distro, self.release, self.target, self.subtarget, self.profile, self.manifest_hash]
return array
def as_array(self):
self.pkg_hash = self.get_pkg_hash()
array = [self.distro, self.release, self.target, self.subtarget, self.profile, self.pkg_hash]
return array
# generate a hash of the installed packages
def get_pkg_hash(self):
# sort list and remove duplicates
self.packages = sorted(list(set(self.packages)))
package_hash = get_hash(" ".join(self.packages), 12)
self.log.debug("pkg hash %s - %s", package_hash, self.packages)
self.database.insert_hash(package_hash, self.packages)
return package_hash
def set_request_hash(self):
self.request_hash = get_hash(" ".join(self.as_array()), 12)
