134 lines
5.5 KiB
Python
134 lines
5.5 KiB
Python
# # ⚠ Warning
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
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# LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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# NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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# [🥭 Mango Markets](https://mango.markets/) support is available at:
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# [Docs](https://docs.mango.markets/)
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# [Discord](https://discord.gg/67jySBhxrg)
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# [Twitter](https://twitter.com/mangomarkets)
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# [Github](https://github.com/blockworks-foundation)
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# [Email](mailto:hello@blockworks.foundation)
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import json
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import logging
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import time
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import typing
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from decimal import Decimal
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from solana.publickey import PublicKey
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from solana.rpc.types import RPCResponse
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from .constants import SOL_DECIMAL_DIVISOR
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from .context import Context
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from .encoding import decode_binary, encode_binary
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# # 🥭 AccountInfo class
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#
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class AccountInfo:
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def __init__(self, address: PublicKey, executable: bool, lamports: Decimal, owner: PublicKey, rent_epoch: Decimal, data: bytes):
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self.logger: logging.Logger = logging.getLogger(self.__class__.__name__)
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self.address: PublicKey = address
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self.executable: bool = executable
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self.lamports: Decimal = lamports
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self.owner: PublicKey = owner
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self.rent_epoch: Decimal = rent_epoch
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self.data: bytes = data
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@property
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def sols(self) -> Decimal:
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return self.lamports / SOL_DECIMAL_DIVISOR
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def encoded_data(self) -> typing.Sequence:
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return encode_binary(self.data)
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def save_json(self, filename: str) -> None:
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data = {
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"address": str(self.address),
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"executable": self.executable,
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"lamports": str(self.lamports),
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"owner": str(self.owner),
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"rent_epoch": str(self.rent_epoch),
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"data": encode_binary(self.data)
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}
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with open(filename, "w") as json_file:
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json.dump(data, json_file, indent=4)
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def __str__(self) -> str:
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return f"""« AccountInfo [{self.address}]:
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Owner: {self.owner}
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Executable: {self.executable}
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Lamports: {self.lamports} / Sols: {self.sols}
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Rent Epoch: {self.rent_epoch}
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»"""
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def __repr__(self) -> str:
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return f"{self}"
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@staticmethod
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def load(context: Context, address: PublicKey) -> typing.Optional["AccountInfo"]:
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result = context.client.get_account_info(address)
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if result["value"] is None:
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return None
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return AccountInfo._from_response_values(result["value"], address)
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@staticmethod
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def load_json(filename: str) -> "AccountInfo":
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with open(filename) as json_file:
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accountinfo_data = json.load(json_file)
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address: PublicKey = PublicKey(accountinfo_data["address"])
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executable: bool = accountinfo_data["executable"]
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lamports: Decimal = Decimal(accountinfo_data["lamports"])
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owner: PublicKey = PublicKey(accountinfo_data["owner"])
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rent_epoch: Decimal = Decimal(accountinfo_data["lamports"])
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data: bytes = decode_binary(accountinfo_data["data"])
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return AccountInfo(address, executable, lamports, owner, rent_epoch, data)
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@staticmethod
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def load_multiple(context: Context, addresses: typing.Sequence[PublicKey]) -> typing.List["AccountInfo"]:
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# This is a tricky one to get right.
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# Some errors this can generate:
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# 413 Client Error: Payload Too Large for url
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# Error response from server: 'Too many inputs provided; max 100', code: -32602
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chunk_size: int = int(context.gma_chunk_size)
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sleep_between_calls: float = float(context.gma_chunk_pause)
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multiple: typing.List[AccountInfo] = []
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chunks: typing.Sequence[typing.Sequence[PublicKey]] = AccountInfo._split_list_into_chunks(addresses, chunk_size)
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for counter, chunk in enumerate(chunks):
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result: typing.Sequence[typing.Dict] = context.client.get_multiple_accounts(chunk)
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response_value_list = zip(result, chunk)
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multiple += list(map(lambda pair: AccountInfo._from_response_values(pair[0], pair[1]), response_value_list))
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if (sleep_between_calls > 0.0) and (counter < (len(chunks) - 1)):
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time.sleep(sleep_between_calls)
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return multiple
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@staticmethod
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def _from_response_values(response_values: typing.Dict[str, typing.Any], address: PublicKey) -> "AccountInfo":
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executable = bool(response_values["executable"])
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lamports = Decimal(response_values["lamports"])
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owner = PublicKey(response_values["owner"])
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rent_epoch = Decimal(response_values["rentEpoch"])
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data = decode_binary(response_values["data"])
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return AccountInfo(address, executable, lamports, owner, rent_epoch, data)
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@staticmethod
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def from_response(response: RPCResponse, address: PublicKey) -> "AccountInfo":
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return AccountInfo._from_response_values(response["result"]["value"], address)
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@staticmethod
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def _split_list_into_chunks(to_chunk: typing.Sequence, chunk_size: int = 100) -> typing.Sequence[typing.Sequence]:
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chunks = []
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start = 0
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while start < len(to_chunk):
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chunk = to_chunk[start:start + chunk_size]
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chunks += [chunk]
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start += chunk_size
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return chunks
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