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import io
import json
import shutil
import mimetypes
from sentry_sdk._compat import text_type
from sentry_sdk._types import MYPY
from sentry_sdk.sessions import Session
if MYPY:
from typing import Any
from typing import Tuple
from typing import Optional
from typing import Union
from typing import Dict
from typing import List
from typing import Iterator
from sentry_sdk._types import Event, EventDataCategory
def get_event_data_category(event):
# type: (Event) -> EventDataCategory
if event.get("type") == "transaction":
return "transaction"
return "error"
class Envelope(object):
def __init__(
self,
headers=None, # type: Optional[Dict[str, str]]
items=None, # type: Optional[List[Item]]
):
# type: (...) -> None
if headers is not None:
headers = dict(headers)
self.headers = headers or {}
if items is None:
items = []
else:
items = list(items)
self.items = items
@property
def description(self):
# type: (...) -> str
return "envelope with %s items (%s)" % (
len(self.items),
", ".join(x.data_category for x in self.items),
)
def add_event(
self, event # type: Event
):
# type: (...) -> None
self.add_item(Item(payload=PayloadRef(json=event), type="event"))
def add_session(
self, session # type: Union[Session, Any]
):
# type: (...) -> None
if isinstance(session, Session):
session = session.to_json()
self.add_item(Item(payload=PayloadRef(json=session), type="session"))
def add_item(
self, item # type: Item
):
# type: (...) -> None
self.items.append(item)
def get_event(self):
# type: (...) -> Optional[Event]
for items in self.items:
event = items.get_event()
if event is not None:
return event
return None
def __iter__(self):
# type: (...) -> Iterator[Item]
return iter(self.items)
def serialize_into(
self, f # type: Any
):
# type: (...) -> None
f.write(json.dumps(self.headers).encode("utf-8"))
f.write(b"\n")
for item in self.items:
item.serialize_into(f)
def serialize(self):
# type: (...) -> bytes
out = io.BytesIO()
self.serialize_into(out)
return out.getvalue()
@classmethod
def deserialize_from(
cls, f # type: Any
):
# type: (...) -> Envelope
headers = json.loads(f.readline())
items = []
while 1:
item = Item.deserialize_from(f)
if item is None:
break
items.append(item)
return cls(headers=headers, items=items)
@classmethod
def deserialize(
cls, bytes # type: bytes
):
# type: (...) -> Envelope
return cls.deserialize_from(io.BytesIO(bytes))
def __repr__(self):
# type: (...) -> str
return "<Envelope headers=%r items=%r>" % (self.headers, self.items)
class PayloadRef(object):
def __init__(
self,
bytes=None, # type: Optional[bytes]
path=None, # type: Optional[Union[bytes, text_type]]
json=None, # type: Optional[Any]
):
# type: (...) -> None
self.json = json
self.bytes = bytes
self.path = path
def get_bytes(self):
# type: (...) -> bytes
if self.bytes is None:
if self.path is not None:
with open(self.path, "rb") as f:
self.bytes = f.read()
elif self.json is not None:
self.bytes = json.dumps(self.json).encode("utf-8")
else:
self.bytes = b""
return self.bytes
def _prepare_serialize(self):
# type: (...) -> Tuple[Any, Any]
if self.path is not None and self.bytes is None:
f = open(self.path, "rb")
f.seek(0, 2)
length = f.tell()
f.seek(0, 0)
def writer(out):
# type: (Any) -> None
try:
shutil.copyfileobj(f, out)
finally:
f.close()
return length, writer
bytes = self.get_bytes()
return len(bytes), lambda f: f.write(bytes)
@property
def inferred_content_type(self):
# type: (...) -> str
if self.json is not None:
return "application/json"
elif self.path is not None:
path = self.path
if isinstance(path, bytes):
path = path.decode("utf-8", "replace")
ty = mimetypes.guess_type(path)[0]
if ty:
return ty
return "application/octet-stream"
def __repr__(self):
# type: (...) -> str
return "<Payload %r>" % (self.inferred_content_type,)
class Item(object):
def __init__(
self,
payload, # type: Union[bytes, text_type, PayloadRef]
headers=None, # type: Optional[Dict[str, str]]
type=None, # type: Optional[str]
content_type=None, # type: Optional[str]
filename=None, # type: Optional[str]
):
if headers is not None:
headers = dict(headers)
elif headers is None:
headers = {}
self.headers = headers
if isinstance(payload, bytes):
payload = PayloadRef(bytes=payload)
elif isinstance(payload, text_type):
payload = PayloadRef(bytes=payload.encode("utf-8"))
else:
payload = payload
if filename is not None:
headers["filename"] = filename
if type is not None:
headers["type"] = type
if content_type is not None:
headers["content_type"] = content_type
elif "content_type" not in headers:
headers["content_type"] = payload.inferred_content_type
self.payload = payload
def __repr__(self):
# type: (...) -> str
return "<Item headers=%r payload=%r data_category=%r>" % (
self.headers,
self.payload,
self.data_category,
)
@property
def data_category(self):
# type: (...) -> EventDataCategory
rv = "default" # type: Any
event = self.get_event()
if event is not None:
rv = get_event_data_category(event)
else:
ty = self.headers.get("type")
if ty in ("session", "attachment"):
rv = ty
return rv
def get_bytes(self):
# type: (...) -> bytes
return self.payload.get_bytes()
def get_event(self):
# type: (...) -> Optional[Event]
if self.headers.get("type") == "event" and self.payload.json is not None:
return self.payload.json
return None
def serialize_into(
self, f # type: Any
):
# type: (...) -> None
headers = dict(self.headers)
length, writer = self.payload._prepare_serialize()
headers["length"] = length
f.write(json.dumps(headers).encode("utf-8"))
f.write(b"\n")
writer(f)
f.write(b"\n")
def serialize(self):
# type: (...) -> bytes
out = io.BytesIO()
self.serialize_into(out)
return out.getvalue()
@classmethod
def deserialize_from(
cls, f # type: Any
):
# type: (...) -> Optional[Item]
line = f.readline().rstrip()
if not line:
return None
headers = json.loads(line)
length = headers["length"]
payload = f.read(length)
if headers.get("type") == "event":
rv = cls(headers=headers, payload=PayloadRef(json=json.loads(payload)))
else:
rv = cls(headers=headers, payload=payload)
f.readline()
return rv
@classmethod
def deserialize(
cls, bytes # type: bytes
):
# type: (...) -> Optional[Item]
return cls.deserialize_from(io.BytesIO(bytes))
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