hopr_crypto_packet/
errors.rs

1use std::fmt::{Debug, Display, Formatter};
2
3use hopr_crypto_types::errors::CryptoError;
4use hopr_internal_types::{errors::CoreTypesError, prelude::Ticket};
5use hopr_primitive_types::errors::GeneralError;
6use thiserror::Error;
7
8#[derive(Error, Debug)]
9pub enum PacketError {
10    #[error("failed to decode packet: {0}")]
11    PacketDecodingError(String),
12
13    #[error("failed to construct packet: {0}")]
14    PacketConstructionError(String),
15
16    #[error("packet tag already present, possible replay")]
17    TagReplay,
18
19    #[error("could not find channel to {0}")]
20    ChannelNotFound(String),
21
22    #[error("ticket validation failed, packet dropped: {0}")]
23    TicketValidation(TicketValidationError),
24
25    #[error("received invalid acknowledgement: {0}")]
26    AcknowledgementValidation(String),
27
28    #[error("Proof of Relay challenge could not be verified")]
29    PoRVerificationError,
30
31    #[error("channel {0} is out of funds")]
32    OutOfFunds(String),
33
34    #[error("logic error during packet processing: {0}")]
35    LogicError(String),
36
37    #[error("tx queue is full, retry later")]
38    Retry,
39
40    #[error("underlying transport error while sending packet: {0}")]
41    TransportError(String),
42
43    #[error("path position from the packet header mismatched with the path position in ticket")]
44    PathPositionMismatch,
45
46    #[error("no channel domain_separator tag found")]
47    MissingDomainSeparator,
48
49    #[error(transparent)]
50    CryptographicError(#[from] CryptoError),
51
52    #[error(transparent)]
53    CoreTypesError(#[from] CoreTypesError),
54
55    #[error(transparent)]
56    SphinxError(#[from] hopr_crypto_sphinx::errors::SphinxError),
57
58    #[error(transparent)]
59    Other(#[from] GeneralError),
60}
61
62pub type Result<T> = std::result::Result<T, PacketError>;
63
64/// Contains errors returned by [validate_unacknowledged_ticket](crate::validation::validate_unacknowledged_ticket]).
65#[derive(Debug, Clone)]
66pub struct TicketValidationError {
67    /// Error description.
68    pub reason: String,
69    /// Invalid ticket that failed to validate.
70    pub ticket: Box<Ticket>,
71}
72
73impl Display for TicketValidationError {
74    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
75        write!(f, "{}", self.reason)
76    }
77}
hopr_crypto_packet/errors.rs

hopr_crypto_packet/
errors.rs
