def parse_legacy_docker_system_df(info):
def int_or_zero(string):
return int(string.strip() or 0)
type_map = (
('type', 'total', 'active', 'size', 'reclaimable'),
(str, int_or_zero, int_or_zero, _legacy_docker_get_bytes, _legacy_docker_get_bytes),
)
try: # parse legacy json output: from 1.5.0 - 1.5.0p6
table = [json.loads(",".join(row)) for row in info if row]
except ValueError:
table = _legacy_docker_parse_table(info, type_map[0])
parsed = DeprecatedDict()
for line in table:
sane_line = {k.lower(): v for k, v in line.items()}
_legacy_map_keys(sane_line, (('totalcount', 'total'),))
for key, type_ in zip(type_map[0], type_map[1]):
val = sane_line.get(key)
if val is not None:
sane_line[key] = type_(val)
_legacy_map_keys(sane_line, (('total', 'count'),))
parsed[sane_line.get("type").lower()] = sane_line
return parsed
def parse_legacy_docker_node_images(subsections):
images = parse_legacy_docker_subsection_images(
subsections.get("images", []))
image_labels = parse_legacy_docker_subsection_image_labels(
subsections.get("image_labels", []))
image_inspect = parse_legacy_docker_subsection_image_inspect(
subsections.get("image_inspect", []))
containers = parse_legacy_docker_subsection_containers(
subsections.get("containers", []))
for image_id, pref_info in image_inspect.items():
image = images.setdefault(image_id, {})
image["Id"] = image_id
labels = pref_info.get("Config", {}).get("Labels") or {}
image.setdefault("Labels", {}).update(labels)
image["Created"] = pref_info["Created"]
image["VirtualSize"] = pref_info["VirtualSize"]
repotags = pref_info.get("RepoTags")
if repotags:
image["RepoTags"] = repotags
repodigests = pref_info.get("RepoDigests") or []
if 'RepoDigest' in pref_info:
# Singular? I think this was a bug, and never existed.
# But better safe than sorry.
repodigests.append(pref_info['RepoDigest'])
image["RepoDigests"] = repodigests
images_lookup = {}
for image_id, image in images.items():
image["amount_containers"] = 0
image.setdefault("Labels", {})
for reta in image.get("RepoTags", []):
images_lookup[reta] = image
images_lookup[_legacy_docker_trunk_id(image_id) +
':latest'] = image
for image_id, labels in image_labels.items():
image = images.get(_legacy_docker_trunk_id(image_id))
if image is not None and labels is not None:
image["Labels"].update(labels)
for cont in containers.values():
if 'Image' in cont:
image_repotag = cont["Image"]
if ':' not in image_repotag:
image_repotag += ':latest'
image = images_lookup.get(image_repotag)
if image is not None:
image["amount_containers"] += 1
labels = cont.get("Labels")
if isinstance(labels,
(bytes, str)): # TODO: Check if bytes is necessary
cont["Labels"] = parse_legacy_docker_messed_up_labels(labels)
return DeprecatedDict((("images", images), ("containers", containers)))
def parse_legacy_docker_subsection_image_inspect(info):
parsed = DeprecatedDict()
try:
table = json.loads(' '.join(' '.join(row) for row in info if row))
except ValueError:
return parsed
for image in table:
parsed[_legacy_docker_trunk_id(image["Id"])] = image
return parsed
def parse_legacy_docker_subsection_image_labels(info):
table = _get_json_list(info)
parsed = DeprecatedDict()
for long_id, data in table:
if data is not None:
parsed[_legacy_docker_trunk_id(long_id)] = data
return parsed
def parse_legacy_docker_subsection_containers(info):
table = _get_json_list(info)
map_keys = (("ID", "Id"), ("CreatedAt", "Created"), ("Names", "Name"))
parsed = DeprecatedDict()
for item in table:
_legacy_map_keys(item, map_keys)
if "Status" in item:
item["State"] = {"Status": item["Status"]}
parsed[item.get("Id")] = item
return parsed
def parse_legacy_docker_subsection_images(info):
table = _get_json_list(info)
map_keys = (("ID", "Id"), ("CreatedAt", "Created"))
parsed = DeprecatedDict()
for item in table:
_legacy_map_keys(item, map_keys)
val = item.get("VirtualSize")
if val is not None:
item["VirtualSize"] = _legacy_docker_get_bytes(val)
repotags = item.setdefault("RepoTags", [])
if not repotags and item.get("Repository"):
repotags.append('%s:%s' % (item["Repository"], item.get("Tag", "latest")))
parsed[item.get("Id")] = item
return parsed