15141300802

Committed 20 May 2025 03:12PM UTC coverage: 73.198% (-0.02%) from 73.213%

Build # 15141300802

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push

github

Committed by

web-flow

Commit Message

chore: new release v3.0.0-pre.0 (#7071)

Description
---
new release esme

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0.0

/base_layer/core/src/proof_of_work/error.rs

// Copyright 2019. The Tari Project
//
// Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
// following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following
// disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
// following disclaimer in the documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote
// products derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
// USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

use thiserror::Error;

#[cfg(feature = "base_node")]
use crate::proof_of_work::monero_rx::MergeMineError;
use crate::{
    common::{BanPeriod, BanReason},
    proof_of_work::Difficulty,
};

/// Errors that can occur when validating a proof of work
#[derive(Debug, Error)]
pub enum PowError {
    #[error("ProofOfWorkFailed")]
    InvalidProofOfWork,
    #[error("Achieved difficulty is below the minimum")]
    AchievedDifficultyBelowMin,
    #[error("Proof of work data must be empty for Sha3 blocks")]
    Sha3HeaderNonEmptyPowBytes,
    #[error("Proof of work data is too long. Max allowed is 32 bytes")]
    RandomxTPowDataTooLong,
    #[error("Target difficulty {target} not achieved. Achieved difficulty: {achieved}")]
    AchievedDifficultyTooLow { target: Difficulty, achieved: Difficulty },
    #[error("Invalid target difficulty (expected: {expected}, got: {got})")]
    InvalidTargetDifficulty { expected: Difficulty, got: Difficulty },
    #[cfg(feature = "base_node")]
    #[error("Invalid merge mining data or operation: {0}")]
    MergeMineError(#[from] MergeMineError),
}

impl PowError {
    pub fn get_ban_reason(&self) -> Option<BanReason> {
        match self {
            err @ PowError::InvalidProofOfWork |
            err @ PowError::AchievedDifficultyBelowMin |
            err @ PowError::Sha3HeaderNonEmptyPowBytes |
            err @ PowError::RandomxTPowDataTooLong |
            err @ PowError::AchievedDifficultyTooLow { .. } |
            err @ PowError::InvalidTargetDifficulty { .. } => Some(BanReason {
                reason: err.to_string(),
                ban_duration: BanPeriod::Long,
            }),
            #[cfg(feature = "base_node")]
            PowError::MergeMineError(e) => e.get_ban_reason(),
        }
    }
}

/// Errors that can occur when adjusting the difficulty
#[derive(Debug, Error, Clone, PartialEq, Eq)]
pub enum DifficultyAdjustmentError {
    #[error("Accumulated difficulty values can only strictly increase")]
    DecreasingAccumulatedDifficulty,
    #[error("Other difficulty algorithm error")]
    Other,
}

/// Errors that can occur when converting a difficulty
#[derive(Debug, Error)]
pub enum DifficultyError {
    #[error("Difficulty conversion less than the minimum difficulty")]
    InvalidDifficulty,
    #[error("Maximum block time overflowed u64")]
    MaxBlockTimeOverflow,
    #[error("Divide by zero")]
    DivideByZero,
    #[error("Overflow")]
    Overflow,
}

1	// Copyright 2019. The Tari Project
2	//
3	// Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
4	// following conditions are met:
5	//
6	// 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following
7	// disclaimer.
8	//
9	// 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
10	// following disclaimer in the documentation and/or other materials provided with the distribution.
11	//
12	// 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote
13	// products derived from this software without specific prior written permission.
14	//
15	// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
16	// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
17	// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
18	// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
19	// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
20	// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
21	// USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
22
23	use thiserror::Error;
24
25	#[cfg(feature = "base_node")]
26	use crate::proof_of_work::monero_rx::MergeMineError;
27	use crate::{
28	common::{BanPeriod, BanReason},
29	proof_of_work::Difficulty,
30	};
31
32	/// Errors that can occur when validating a proof of work
33	#[derive(Debug, Error)]
34	pub enum PowError {
35	#[error("ProofOfWorkFailed")]
36	InvalidProofOfWork,
37	#[error("Achieved difficulty is below the minimum")]
38	AchievedDifficultyBelowMin,
39	#[error("Proof of work data must be empty for Sha3 blocks")]
40	Sha3HeaderNonEmptyPowBytes,
41	#[error("Proof of work data is too long. Max allowed is 32 bytes")]
42	RandomxTPowDataTooLong,
43	#[error("Target difficulty {target} not achieved. Achieved difficulty: {achieved}")]
44	AchievedDifficultyTooLow { target: Difficulty, achieved: Difficulty },
45	#[error("Invalid target difficulty (expected: {expected}, got: {got})")]
46	InvalidTargetDifficulty { expected: Difficulty, got: Difficulty },
47	#[cfg(feature = "base_node")]
48	#[error("Invalid merge mining data or operation: {0}")]
49	MergeMineError(#[from] MergeMineError),
50	}
51
52	impl PowError {
53	pub fn get_ban_reason(&self) -> Option<BanReason> {	×
54	match self {	×
55	err @ PowError::InvalidProofOfWork \|	×
56	err @ PowError::AchievedDifficultyBelowMin \|	×
57	err @ PowError::Sha3HeaderNonEmptyPowBytes \|	×
58	err @ PowError::RandomxTPowDataTooLong \|	×
59	err @ PowError::AchievedDifficultyTooLow { .. } \|	×
60	err @ PowError::InvalidTargetDifficulty { .. } => Some(BanReason {	×
61	reason: err.to_string(),	×
62	ban_duration: BanPeriod::Long,	×
63	}),	×
64	#[cfg(feature = "base_node")]
65	PowError::MergeMineError(e) => e.get_ban_reason(),	×
66	}
67	}	×
68	}
69
70	/// Errors that can occur when adjusting the difficulty
71	#[derive(Debug, Error, Clone, PartialEq, Eq)]
72	pub enum DifficultyAdjustmentError {
73	#[error("Accumulated difficulty values can only strictly increase")]
74	DecreasingAccumulatedDifficulty,
75	#[error("Other difficulty algorithm error")]
76	Other,
77	}
78
79	/// Errors that can occur when converting a difficulty
80	#[derive(Debug, Error)]
81	pub enum DifficultyError {
82	#[error("Difficulty conversion less than the minimum difficulty")]
83	InvalidDifficulty,
84	#[error("Maximum block time overflowed u64")]
85	MaxBlockTimeOverflow,
86	#[error("Divide by zero")]
87	DivideByZero,
88	#[error("Overflow")]
89	Overflow,
90	}

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