def _get_last_release(self, spec: RPMSpec):
"""
This method tries to read the latest state from the state database - if that is not
available, the .spec file is parsed as a fallback.
Arguments:
RPMSpec spec: rpm spec object
Returns:
str: last known release
"""
assert isinstance(spec, RPMSpec)
ktr = Kentauros()
logger = KtrLogger(LOG_PREFIX)
saved_state = ktr.state_read(self.cpkg.get_conf_name())
if saved_state is None:
logger.dbg("Package " +
self.cpkg.get_conf_name() +
" not yet in state database.")
logger.dbg("Falling back to legacy release detection.")
old_release = spec.get_release()
elif "rpm_last_release" not in saved_state:
logger.dbg("Package " +
self.cpkg.get_conf_name() +
" has no release set in state database.")
logger.dbg("Falling back to legacy release detection.")
old_release = spec.get_release()
else:
old_release = saved_state["rpm_last_release"]
return old_release
def prepare(self) -> bool:
"""
This method prepares all files necessary for source package assembly.
This includes
- copying every file (not directories) from package source directory to `rpmbuild/SOURCES`,
- removing the latest tarball from the package source directory if it should not be kept,
- copying the package configuration file to `rpmbuild/SOURCES`
- preparing the `package.spec` file in `rpmbuild/SPECS` from the file in the spec directory,
- defining macros for git and bzr version string additions,
- setting `Version:` and `Release:` tags according to configuration,
- appending a changelog entry automatically for every different build,
- copying back the modified spec file to preserve added changelog entries.
Returns:
bool: returns `True` if the preparation was successful.
"""
ktr = Kentauros()
logger = KtrLogger(LOG_PREFIX)
spec = RPMSpec(self.path, self.cpkg.get_module("source"))
if not os.path.exists(self.rpmbdir):
warnings.warn("Make sure to call Constructor.init() before .prepare()!", Warning)
self.init()
# copy sources to rpmbuild/SOURCES
for entry in os.listdir(self.cpkg.get_module("source").sdir):
entry_path = os.path.join(self.cpkg.get_module("source").sdir, entry)
if os.path.isfile(entry_path):
shutil.copy2(entry_path, self.srcsdir)
logger.log("File copied to SOURCES: " + entry_path, 1)
# remove tarballs if they should not be kept
if not self.cpkg.get_module("source").get_keep():
# if source is a tarball (or similar) from the beginning:
if os.path.isfile(self.cpkg.get_module("source").dest):
os.remove(self.cpkg.get_module("source").dest)
# otherwise it is in kentauros' standard .tar.gz format:
else:
tarballs = glob.glob(os.path.join(self.cpkg.get_module("source").sdir,
self.cpkg.get_name()) + "*.tar.gz")
# remove only the newest one to be safe
tarballs.sort(reverse=True)
if os.path.isfile(tarballs[0]):
assert self.cpkg.get_module("source").sdir in tarballs[0]
os.remove(tarballs[0])
logger.log("Tarball removed: " + tarballs[0], 1)
# copy package.conf to rpmbuild/SOURCES
shutil.copy2(self.cpkg.file, self.srcsdir)
logger.log("Package configuration copied to SOURCES: " + self.cpkg.file, 1)
# construct preamble and new version string
old_version = self._get_last_version(spec)
old_release = self._get_last_release(spec)
new_version = self.cpkg.get_version()
# TODO: check if release resetting / incrementing logic works now
spec.set_version()
spec.set_source()
# if old version and new version are different, force release reset to 0
rel_reset = (new_version != old_version)
# start constructing release string from old release string
if rel_reset:
spec.do_release_reset()
# write preamble to new spec file
preamble = spec.build_preamble_string()
# calculate absolute path of new spec file and copy it over
new_spec_path = os.path.join(self.specdir, self.cpkg.get_name() + ".spec")
spec.export_to_file(new_spec_path)
# use "rpmdev-bumpspec" to increment release number and create changelog entries
force = ktr.cli.get_force()
logger.dbg("Old Version: " + old_version)
logger.dbg("New Version: " + new_version)
logger.dbg("Old Release: " + old_release)
# if major version has changed, put it into the changelog
if (old_version != new_version) or (old_release[0] == "0"):
do_release_bump(new_spec_path,
"Update to version " + self.cpkg.get_version() + ".")
new_rpm_spec = RPMSpec(new_spec_path, self.cpkg.get_module("source"))
# else if nothing changed but "force" was set (packaging changes)
# old_version =!= new_version, rel_reset !=!= True
elif force:
message = ktr.cli.get_message()
if message is None:
do_release_bump(new_spec_path, "Update for packaging changes.")
else:
do_release_bump(new_spec_path, message)
new_rpm_spec = RPMSpec(new_spec_path, self.cpkg.get_module("source"))
# else if version has not changed, but snapshot has been updated:
# old_version =!= new_version
elif rel_reset:
new_rpm_spec = RPMSpec(new_spec_path, self.cpkg.get_module("source"))
new_rpm_spec.do_release_reset()
do_release_bump(new_spec_path, "Update to latest snapshot.")
new_rpm_spec = RPMSpec(new_spec_path, self.cpkg.get_module("source"))
else:
logger.err("Something went wrong.")
return False
self.last_release = new_rpm_spec.get_release()
self.last_version = new_rpm_spec.get_version()
# copy new spec file back to ktr/specdir to preserve version tracking,
# release number and changelog consistency (keep old version once as backup)
# BUT: remove preamble again, it would break things otherwise
new_rpm_spec.contents = new_rpm_spec.contents.replace(preamble, "")
shutil.copy2(self.path, self.path + ".old")
new_rpm_spec.export_to_file(self.path)
return True
def imports(self) -> dict:
spec = RPMSpec(self.path, self.cpkg.get_module("source"))
return dict(rpm_last_release=spec.get_release(),
rpm_last_version=spec.get_version())
