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verify_deployment.rs
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verify_deployment.rs
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// Copyright (C) 2019-2023 Aleo Systems Inc.
// This file is part of the snarkVM library.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at:
// http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
use super::*;
impl<N: Network> Process<N> {
/// Verifies the given deployment is ordered.
#[inline]
pub fn verify_deployment<A: circuit::Aleo<Network = N>, R: Rng + CryptoRng>(
&self,
deployment: &Deployment<N>,
rng: &mut R,
) -> Result<()> {
let timer = timer!("Process::verify_deployment");
// Retrieve the program ID.
let program_id = deployment.program().id();
// Ensure the program does not already exist in the process.
ensure!(!self.contains_program(program_id), "Program '{program_id}' already exists");
// Ensure the program is well-formed, by computing the stack.
let stack = Stack::new(self, deployment.program())?;
lap!(timer, "Compute the stack");
// Ensure that each finalize block does not exceed the `TRANSACTION_SPEND_LIMIT`.
for (function_name, _) in deployment.program().functions() {
let finalize_cost = cost_in_microcredits(&stack, function_name)?;
ensure!(
finalize_cost <= N::TRANSACTION_SPEND_LIMIT,
"Finalize block '{function_name}' has a cost '{finalize_cost}' which exceeds the transaction spend limit '{}'",
N::TRANSACTION_SPEND_LIMIT
);
}
// Ensure the verifying keys are well-formed and the certificates are valid.
let verification = stack.verify_deployment::<A, R>(deployment, rng);
lap!(timer, "Verify the deployment");
finish!(timer);
verification
}
}
#[cfg(test)]
mod tests {
use super::*;
type CurrentAleo = circuit::network::AleoV0;
/// Use `cargo test profiler --features timer` to run this test.
#[ignore]
#[test]
fn test_profiler() -> Result<()> {
let rng = &mut TestRng::default();
// Initialize the process.
let process = Process::load()?;
// Fetch the large program to deploy.
let large_program = Program::from_str(include_str!("./resources/large_functions.aleo"))?;
// Create a deployment for the program.
let deployment = process.deploy::<CurrentAleo, _>(&large_program, rng)?;
// Verify the deployment.
assert!(process.verify_deployment::<CurrentAleo, _>(&deployment, rng).is_ok());
bail!("\n\nRemember to #[ignore] this test!\n\n")
}
}