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Add support for gvariant annotations (#1258)

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Pascal Vizeli 2019-08-23 13:41:17 +02:00 committed by GitHub
parent 8abe33d48a
commit 387d2dcc2e
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2 changed files with 19 additions and 4 deletions
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13
hassio/utils/gdbus.py
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@ -21,8 +21,8 @@ _LOGGER: logging.Logger = logging.getLogger(__name__)
# Use to convert GVariant into json
RE_GVARIANT_TYPE: re.Match = re.compile(
r"(?:boolean|byte|int16|uint16|int32|uint32|handle|int64|uint64|double|"
r"string|objectpath|signature) "
r"\"[^\"\\]*(?:\\.[^\"\\]*)*\"|(boolean|byte|int16|uint16|int32|uint32|handle|int64|uint64|double|"
r"string|objectpath|signature|@[asviumodf\{\}]+) "
)
RE_GVARIANT_VARIANT: re.Match = re.compile(r"\"[^\"\\]*(?:\\.[^\"\\]*)*\"|(<|>)")
RE_GVARIANT_STRING_ESC: re.Match = re.compile(
@ -107,11 +107,16 @@ class DBus:
@staticmethod
def parse_gvariant(raw: str) -> Any:
"""Parse GVariant input to python."""
json_raw: str = RE_GVARIANT_TYPE.sub("", raw)
# Process first string
json_raw = RE_GVARIANT_STRING_ESC.sub(
lambda x: x.group(0).replace('"', '\\"'), json_raw
lambda x: x.group(0).replace('"', '\\"'), raw
)
json_raw = RE_GVARIANT_STRING.sub(r'"\1"', json_raw)
# Remove complex type handling
json_raw: str = RE_GVARIANT_TYPE.sub(
lambda x: x.group(0) if not x.group(1) else "", json_raw
)
json_raw = RE_GVARIANT_VARIANT.sub(
lambda x: x.group(0) if not x.group(1) else "", json_raw
)

10
tests/utils/test_gvariant_parser.py
View File

@ -300,3 +300,13 @@ def test_networkmanager_dns_properties():
],
}
]
def test_networkmanager_dns_properties_empty():
"""Test NetworkManager DNS properties."""
raw = "({'Mode': <'default'>, 'RcManager': <'resolvconf'>, 'Configuration': <@aa{sv} []>},)"
# parse data
data = DBus.parse_gvariant(raw)
assert data == [{"Mode": "default", "RcManager": "resolvconf", "Configuration": []}]