def from_json(cls, serialized: Dict[str, Any]) -> 'SNMPFetcher':
# The SNMPv3 configuration is represented by a tuple of different lengths (see
# SNMPCredentials). Since we just deserialized from JSON, we have to convert the
# list used by JSON back to a tuple.
# SNMPv1/v2 communities are represented by a string: Leave it untouched.
if isinstance(serialized["snmp_config"]["credentials"], list):
serialized["snmp_config"]["credentials"] = tuple(
serialized["snmp_config"]["credentials"])
return cls(
file_cache=SNMPFileCache.from_json(serialized.pop("file_cache")),
snmp_section_trees={
SectionName(name): [SNMPTree.from_json(tree) for tree in trees
] for name, trees in serialized["snmp_section_trees"].items()
},
snmp_section_detects=[
(
SectionName(name),
# The cast is necessary as mypy does not infer types in a list comprehension.
# See https://github.com/python/mypy/issues/5068
SNMPDetectSpec([[cast(SNMPDetectAtom, tuple(inner))
for inner in outer]
for outer in specs]),
)
for name, specs in serialized["snmp_section_detects"]
],
configured_snmp_sections={
SectionName(name) for name in serialized["configured_snmp_sections"]
},
on_error=serialized["on_error"],
missing_sys_description=serialized["missing_sys_description"],
use_snmpwalk_cache=serialized["use_snmpwalk_cache"],
snmp_config=SNMPHostConfig(**serialized["snmp_config"]),
)
def deserialize(cls, serialized: Dict[str, Any]) -> "SNMPPluginStoreItem":
try:
return cls(
[SNMPTree.from_json(tree) for tree in serialized["trees"]],
SNMPDetectSpec.from_json(serialized["detect_spec"]),
)
except (LookupError, TypeError, ValueError) as exc:
raise ValueError(serialized) from exc
def from_json(cls, serialized: Dict[str, Any]) -> 'SNMPDataFetcher':
return cls(
{
name: [SNMPTree.from_json(tree) for tree in trees]
for name, trees in serialized["oid_infos"].items()
},
serialized["use_snmpwalk_cache"],
SNMPHostConfig(**serialized["snmp_config"]),
)
def from_json(cls, serialized: Dict[str, Any]) -> 'SNMPFetcher':
return cls(
SNMPFileCache.from_json(serialized.pop("file_cache")),
{
SectionName(name): [SNMPTree.from_json(tree) for tree in trees
] for name, trees in serialized["oid_infos"].items()
},
serialized["use_snmpwalk_cache"],
SNMPHostConfig(**serialized["snmp_config"]),
)
def from_json(cls, serialized: Dict[str, Any]) -> 'SNMPFetcher':
return cls(
file_cache=SNMPFileCache.from_json(serialized.pop("file_cache")),
snmp_section_trees={
SectionName(name): [SNMPTree.from_json(tree) for tree in trees
] for name, trees in serialized["snmp_section_trees"].items()
},
snmp_section_detects=[
(SectionName(name), specs) for name, specs in serialized["snmp_section_detects"]
],
configured_snmp_sections={
SectionName(name) for name in serialized["configured_snmp_sections"]
},
on_error=serialized["on_error"],
missing_sys_description=serialized["missing_sys_description"],
use_snmpwalk_cache=serialized["use_snmpwalk_cache"],
snmp_config=SNMPHostConfig(**serialized["snmp_config"]),
)
