def prune_ostree_images(self):
repo = self._get_ostree_repo()
if not repo:
return
refs = {}
app_refs = []
for i in repo.list_refs()[1]:
if i.startswith(OSTREE_OCIIMAGE_PREFIX):
if len(i) == len(OSTREE_OCIIMAGE_PREFIX) + 64:
refs[i] = False
else:
app_refs.append(i)
def visit(rev):
commit = repo.resolve_rev(rev, False)[1]
manifest = SystemContainers._get_commit_metadata(repo, commit, "docker.manifest")
if not manifest:
return
for layer in SystemContainers._get_layers_from_manifest(json.loads(manifest)):
refs[OSTREE_OCIIMAGE_PREFIX + layer.replace("sha256:", "")] = True
for app in app_refs:
visit(app)
for k, v in refs.items():
if not v:
ref = OSTree.parse_refspec(k)
self.write_out("Deleting %s" % k)
repo.set_ref_immediate(ref[1], ref[2], None)
return
def prune_ostree_images(self):
repo = self._get_ostree_repo()
if not repo:
return
refs = {}
app_refs = []
for i in repo.list_refs()[1]:
if i.startswith(OSTREE_OCIIMAGE_PREFIX):
if len(i) == len(OSTREE_OCIIMAGE_PREFIX) + 64:
refs[i] = False
else:
app_refs.append(i)
def visit(rev):
manifest = self._image_manifest(repo,
repo.resolve_rev(rev, True)[1])
if not manifest:
return
for layer in SystemContainers.get_layers_from_manifest(
json.loads(manifest)):
refs[OSTREE_OCIIMAGE_PREFIX +
layer.replace("sha256:", "")] = True
for app in app_refs:
visit(app)
for k, v in refs.items():
if not v:
ref = OSTree.parse_refspec(k)
util.write_out("Deleting %s" % k)
repo.set_ref_immediate(ref[1], ref[2], None)
def delete_image(self, image):
repo = self._get_ostree_repo()
if not repo:
return
imagebranch, commit_rev = self._resolve_image(repo, image)
if not commit_rev:
return
ref = OSTree.parse_refspec(imagebranch)
repo.set_ref_immediate(ref[1], ref[2], None)
def delete_image(self, image):
repo = self._get_ostree_repo()
if not repo:
return
imagebranch = SystemContainers._get_ostree_image_branch(image)
commit_rev = repo.resolve_rev(imagebranch, True)
if not commit_rev[1]:
return
ref = OSTree.parse_refspec(imagebranch)
repo.set_ref_immediate(ref[1], ref[2], None)
def delete_image(self, image):
repo = self._get_ostree_repo()
if not repo:
return
imagebranch = SystemContainers._get_ostree_image_branch(image)
commit_rev = repo.resolve_rev(imagebranch, True)
if not commit_rev[1]:
return
ref = OSTree.parse_refspec(imagebranch)
repo.set_ref_immediate(ref[1], ref[2], None)
def _look_up_ostree_ref_for_app_id(repo_path, app_id, remote_filter=None):
ostree_repo = OSTree.Repo.new(Gio.File.new_for_path(repo_path))
ostree_repo.open()
target_ref = None
_, refs = ostree_repo.list_refs()
logging.info("Searching for {} ref in {}".format(app_id, str(refs)))
for refspec in refs.keys():
_, remote, ref = OSTree.parse_refspec(refspec)
if remote_filter and remote != remote_filter:
logging.info("{} != {}, skipping...".format(remote, remote_filter))
continue
if str.startswith(ref, 'app/{}/'.format(app_id)):
target_ref = ref
break
return target_ref
def prune_ostree_images(self):
repo = self._get_ostree_repo()
if not repo:
return
refs = {}
app_refs = []
for i in repo.list_refs()[1]:
if i.startswith(OSTREE_OCIIMAGE_PREFIX):
if len(i) == len(OSTREE_OCIIMAGE_PREFIX) + 64:
refs[i] = False
else:
invalid_encoding = False
for c in i.replace(OSTREE_OCIIMAGE_PREFIX, ""):
if not str.isalnum(str(c)) and c not in ".-_":
invalid_encoding = True
break
if invalid_encoding:
refs[i] = False
else:
app_refs.append(i)
def visit(rev):
manifest = self._image_manifest(repo, repo.resolve_rev(rev, True)[1])
if not manifest:
return
for layer in SystemContainers.get_layers_from_manifest(json.loads(manifest)):
refs[OSTREE_OCIIMAGE_PREFIX + layer.replace("sha256:", "")] = True
for app in app_refs:
visit(app)
for k, v in refs.items():
if not v:
ref = OSTree.parse_refspec(k)
util.write_out("Deleting %s" % k)
repo.set_ref_immediate(ref[1], ref[2], None)
