mirror of
https://github.com/aljazceru/nutshell.git
synced 2025-12-20 10:34:20 +01:00
router stuff
This commit is contained in:
callebtc
@@ -0,0 +1,6 @@
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from core.settings import MINT_PRIVATE_KEY
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from mint.ledger import Ledger
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print("init")
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ledger = Ledger(MINT_PRIVATE_KEY, "data/mint")
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7
mint/__main__.py
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7
mint/__main__.py
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@@ -0,0 +1,7 @@
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from .app import create_app, main
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print("main")
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app = create_app()
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# main()
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0
mint/api.py
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0
mint/api.py
Normal file
142
mint/app.py
142
mint/app.py
@@ -3,25 +3,20 @@ import logging
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import sys
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from typing import Union
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import click
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import uvicorn
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from fastapi import FastAPI
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from loguru import logger
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from secp256k1 import PublicKey
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import core.settings as settings
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from core.base import CheckPayload, MeltPayload, MintPayloads, SplitPayload
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from core.settings import (
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CASHU_DIR,
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MINT_PRIVATE_KEY,
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MINT_SERVER_HOST,
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MINT_SERVER_PORT,
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)
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from lightning import WALLET
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from mint.ledger import Ledger
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from mint.migrations import m001_initial
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ledger = Ledger(MINT_PRIVATE_KEY, "data/mint")
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from . import ledger
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def startup(app: FastAPI):
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@@ -82,7 +77,7 @@ def create_app(config_object="core.settings") -> FastAPI:
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description="Ecash wallet and mint.",
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license_info={
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"name": "MIT License",
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"url": "https://raw.githubusercontent.com/callebtc/cashu/main/LICENSE.md",
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"url": "https://raw.githubusercontent.com/callebtc/cashu/main/LICENSE",
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},
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)
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@@ -90,132 +85,5 @@ def create_app(config_object="core.settings") -> FastAPI:
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return app
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app = create_app()
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@app.get("/keys")
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def keys():
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"""Get the public keys of the mint"""
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return ledger.get_pubkeys()
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@app.get("/mint")
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async def request_mint(amount: int = 0):
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"""Request minting of tokens. Server responds with a Lightning invoice."""
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payment_request, payment_hash = await ledger.request_mint(amount)
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print(f"Lightning invoice: {payment_request}")
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return {"pr": payment_request, "hash": payment_hash}
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@app.post("/mint")
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async def mint(payloads: MintPayloads, payment_hash: Union[str, None] = None):
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"""
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Requests the minting of tokens belonging to a paid payment request.
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Parameters:
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pr: payment_request of the Lightning paid invoice.
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Body (JSON):
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payloads: contains a list of blinded messages waiting to be signed.
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NOTE:
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- This needs to be replaced by the preimage otherwise someone knowing
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the payment_request can request the tokens instead of the rightful
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owner.
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- The blinded message should ideally be provided to the server *before* payment
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in the GET /mint endpoint so that the server knows to sign only these tokens
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when the invoice is paid.
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"""
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amounts = []
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B_s = []
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for payload in payloads.blinded_messages:
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amounts.append(payload.amount)
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B_s.append(PublicKey(bytes.fromhex(payload.B_), raw=True))
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try:
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promises = await ledger.mint(B_s, amounts, payment_hash=payment_hash)
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return promises
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except Exception as exc:
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return {"error": str(exc)}
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@app.post("/melt")
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async def melt(payload: MeltPayload):
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"""
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Requests tokens to be destroyed and sent out via Lightning.
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"""
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ok, preimage = await ledger.melt(payload.proofs, payload.amount, payload.invoice)
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return {"paid": ok, "preimage": preimage}
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@app.post("/check")
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async def check_spendable(payload: CheckPayload):
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return await ledger.check_spendable(payload.proofs)
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@app.post("/split")
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async def split(payload: SplitPayload):
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"""
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Requetst a set of tokens with amount "total" to be split into two
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newly minted sets with amount "split" and "total-split".
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"""
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proofs = payload.proofs
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amount = payload.amount
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output_data = payload.output_data.blinded_messages
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try:
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split_return = await ledger.split(proofs, amount, output_data)
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except Exception as exc:
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return {"error": str(exc)}
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if not split_return:
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"""There was a problem with the split"""
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raise Exception("could not split tokens.")
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fst_promises, snd_promises = split_return
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return {"fst": fst_promises, "snd": snd_promises}
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@click.command(
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context_settings=dict(
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ignore_unknown_options=True,
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allow_extra_args=True,
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)
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)
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@click.option("--port", default=MINT_SERVER_PORT, help="Port to listen on")
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@click.option("--host", default=MINT_SERVER_HOST, help="Host to run mint on")
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@click.option("--ssl-keyfile", default=None, help="Path to SSL keyfile")
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@click.option("--ssl-certfile", default=None, help="Path to SSL certificate")
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@click.pass_context
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def main(
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ctx,
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port: int = MINT_SERVER_PORT,
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host: str = MINT_SERVER_HOST,
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ssl_keyfile: str = None,
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ssl_certfile: str = None,
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):
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"""Launched with `poetry run mint` at root level"""
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# this beautiful beast parses all command line arguments and passes them to the uvicorn server
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d = dict()
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for a in ctx.args:
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item = a.split("=")
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if len(item) > 1: # argument like --key=value
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print(a, item)
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d[item[0].strip("--").replace("-", "_")] = (
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int(item[1]) # need to convert to int if it's a number
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if item[1].isdigit()
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else item[1]
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)
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else:
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d[a.strip("--")] = True # argument like --key
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config = uvicorn.Config(
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"mint.app:app",
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port=port,
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host=host,
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ssl_keyfile=ssl_keyfile,
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ssl_certfile=ssl_certfile,
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**d,
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)
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server = uvicorn.Server(config)
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server.run()
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if __name__ == "__main__":
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main()
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# if __name__ == "__main__":
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# main()
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52
mint/main.py
Normal file
52
mint/main.py
Normal file
@@ -0,0 +1,52 @@
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import click
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import uvicorn
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from core.settings import (
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MINT_SERVER_HOST,
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MINT_SERVER_PORT,
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)
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@click.command(
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context_settings=dict(
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ignore_unknown_options=True,
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allow_extra_args=True,
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)
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)
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@click.option("--port", default=MINT_SERVER_PORT, help="Port to listen on")
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@click.option("--host", default=MINT_SERVER_HOST, help="Host to run mint on")
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@click.option("--ssl-keyfile", default=None, help="Path to SSL keyfile")
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@click.option("--ssl-certfile", default=None, help="Path to SSL certificate")
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@click.pass_context
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def main(
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ctx,
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port: int = MINT_SERVER_PORT,
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host: str = MINT_SERVER_HOST,
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ssl_keyfile: str = None,
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ssl_certfile: str = None,
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):
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"""Launched with `poetry run mint` at root level"""
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# this beautiful beast parses all command line arguments and passes them to the uvicorn server
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d = dict()
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for a in ctx.args:
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item = a.split("=")
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if len(item) > 1: # argument like --key=value
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print(a, item)
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d[item[0].strip("--").replace("-", "_")] = (
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int(item[1]) # need to convert to int if it's a number
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if item[1].isdigit()
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else item[1]
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)
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else:
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d[a.strip("--")] = True # argument like --key
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config = uvicorn.Config(
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"mint.__main__:app",
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port=port,
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host=host,
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ssl_keyfile=ssl_keyfile,
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ssl_certfile=ssl_certfile,
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**d,
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)
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server = uvicorn.Server(config)
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server.run()
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86
mint/router.py
Normal file
86
mint/router.py
Normal file
@@ -0,0 +1,86 @@
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from fastapi import APIRouter
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from mint import ledger
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from core.base import CheckPayload, MeltPayload, MintPayloads, SplitPayload
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from typing import Union
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from secp256k1 import PublicKey
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router: APIRouter = APIRouter()
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@router.get("/keys")
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def keys():
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"""Get the public keys of the mint"""
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return ledger.get_pubkeys()
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@router.get("/mint")
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async def request_mint(amount: int = 0):
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"""Request minting of tokens. Server responds with a Lightning invoice."""
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payment_request, payment_hash = await ledger.request_mint(amount)
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print(f"Lightning invoice: {payment_request}")
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return {"pr": payment_request, "hash": payment_hash}
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@router.post("/mint")
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async def mint(payloads: MintPayloads, payment_hash: Union[str, None] = None):
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"""
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Requests the minting of tokens belonging to a paid payment request.
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Parameters:
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pr: payment_request of the Lightning paid invoice.
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Body (JSON):
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payloads: contains a list of blinded messages waiting to be signed.
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NOTE:
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- This needs to be replaced by the preimage otherwise someone knowing
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the payment_request can request the tokens instead of the rightful
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owner.
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- The blinded message should ideally be provided to the server *before* payment
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in the GET /mint endpoint so that the server knows to sign only these tokens
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when the invoice is paid.
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"""
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amounts = []
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B_s = []
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for payload in payloads.blinded_messages:
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amounts.append(payload.amount)
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B_s.append(PublicKey(bytes.fromhex(payload.B_), raw=True))
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try:
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promises = await ledger.mint(B_s, amounts, payment_hash=payment_hash)
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return promises
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except Exception as exc:
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return {"error": str(exc)}
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@router.post("/melt")
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async def melt(payload: MeltPayload):
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"""
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Requests tokens to be destroyed and sent out via Lightning.
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"""
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ok, preimage = await ledger.melt(payload.proofs, payload.amount, payload.invoice)
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return {"paid": ok, "preimage": preimage}
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@router.post("/check")
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async def check_spendable(payload: CheckPayload):
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return await ledger.check_spendable(payload.proofs)
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@router.post("/split")
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async def split(payload: SplitPayload):
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"""
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Requetst a set of tokens with amount "total" to be split into two
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newly minted sets with amount "split" and "total-split".
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"""
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proofs = payload.proofs
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amount = payload.amount
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output_data = payload.output_data.blinded_messages
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try:
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split_return = await ledger.split(proofs, amount, output_data)
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except Exception as exc:
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return {"error": str(exc)}
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if not split_return:
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"""There was a problem with the split"""
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raise Exception("could not split tokens.")
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fst_promises, snd_promises = split_return
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return {"fst": fst_promises, "snd": snd_promises}
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