git.bitcoin.ninja Git - rust-lightning/blob - lightning/src/util/macro_logger.rs

   1 // This file is Copyright its original authors, visible in version control
   2 // history.
   3 //
   4 // This file is licensed under the Apache License, Version 2.0 <LICENSE-APACHE
   5 // or http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   6 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your option.
   7 // You may not use this file except in accordance with one or both of these
   8 // licenses.
   9
  10 use chain::transaction::OutPoint;
  11 use chain::keysinterface::SpendableOutputDescriptor;
  12
  13 use bitcoin::hash_types::Txid;
  14 use bitcoin::blockdata::transaction::Transaction;
  15 use bitcoin::secp256k1::key::PublicKey;
  16
  17 use routing::router::Route;
  18 use ln::chan_utils::HTLCType;
  19
  20 use std;
  21
  22 pub(crate) struct DebugPubKey<'a>(pub &'a PublicKey);
  23 impl<'a> std::fmt::Display for DebugPubKey<'a> {
  24         fn fmt(&self, f: &mut std::fmt::Formatter) -> Result<(), std::fmt::Error> {
  25                 for i in self.0.serialize().iter() {
  26                         write!(f, "{:02x}", i)?;
  27                 }
  28                 Ok(())
  29         }
  30 }
  31 macro_rules! log_pubkey {
  32         ($obj: expr) => {
  33                 ::util::macro_logger::DebugPubKey(&$obj)
  34         }
  35 }
  36
  37 pub(crate) struct DebugBytes<'a>(pub &'a [u8]);
  38 impl<'a> std::fmt::Display for DebugBytes<'a> {
  39         fn fmt(&self, f: &mut std::fmt::Formatter) -> Result<(), std::fmt::Error> {
  40                 for i in self.0 {
  41                         write!(f, "{:02x}", i)?;
  42                 }
  43                 Ok(())
  44         }
  45 }
  46 macro_rules! log_bytes {
  47         ($obj: expr) => {
  48                 ::util::macro_logger::DebugBytes(&$obj)
  49         }
  50 }
  51
  52 pub(crate) struct DebugFundingChannelId<'a>(pub &'a Txid, pub u16);
  53 impl<'a> std::fmt::Display for DebugFundingChannelId<'a> {
  54         fn fmt(&self, f: &mut std::fmt::Formatter) -> Result<(), std::fmt::Error> {
  55                 for i in (OutPoint { txid: self.0.clone(), index: self.1 }).to_channel_id().iter() {
  56                         write!(f, "{:02x}", i)?;
  57                 }
  58                 Ok(())
  59         }
  60 }
  61 macro_rules! log_funding_channel_id {
  62         ($funding_txid: expr, $funding_txo: expr) => {
  63                 ::util::macro_logger::DebugFundingChannelId(&$funding_txid, $funding_txo)
  64         }
  65 }
  66
  67 pub(crate) struct DebugFundingInfo<'a, T: 'a>(pub &'a (OutPoint, T));
  68 impl<'a, T> std::fmt::Display for DebugFundingInfo<'a, T> {
  69         fn fmt(&self, f: &mut std::fmt::Formatter) -> Result<(), std::fmt::Error> {
  70                 DebugBytes(&(self.0).0.to_channel_id()[..]).fmt(f)
  71         }
  72 }
  73 macro_rules! log_funding_info {
  74         ($key_storage: expr) => {
  75                 ::util::macro_logger::DebugFundingInfo(&$key_storage.funding_info)
  76         }
  77 }
  78
  79 pub(crate) struct DebugRoute<'a>(pub &'a Route);
  80 impl<'a> std::fmt::Display for DebugRoute<'a> {
  81         fn fmt(&self, f: &mut std::fmt::Formatter) -> Result<(), std::fmt::Error> {
  82                 for (idx, p) in self.0.paths.iter().enumerate() {
  83                         write!(f, "path {}:\n", idx)?;
  84                         for h in p.iter() {
  85                                 write!(f, " node_id: {}, short_channel_id: {}, fee_msat: {}, cltv_expiry_delta: {}\n", log_pubkey!(h.pubkey), h.short_channel_id, h.fee_msat, h.cltv_expiry_delta)?;
  86                         }
  87                 }
  88                 Ok(())
  89         }
  90 }
  91 macro_rules! log_route {
  92         ($obj: expr) => {
  93                 ::util::macro_logger::DebugRoute(&$obj)
  94         }
  95 }
  96
  97 pub(crate) struct DebugTx<'a>(pub &'a Transaction);
  98 impl<'a> std::fmt::Display for DebugTx<'a> {
  99         fn fmt(&self, f: &mut std::fmt::Formatter) -> Result<(), std::fmt::Error> {
 100                 if self.0.input.len() >= 1 && self.0.input.iter().any(|i| !i.witness.is_empty()) {
 101                         if self.0.input.len() == 1 && self.0.input[0].witness.last().unwrap().len() == 71 &&
 102                                         (self.0.input[0].sequence >> 8*3) as u8 == 0x80 {
 103                                 write!(f, "commitment tx")?;
 104                         } else if self.0.input.len() == 1 && self.0.input[0].witness.last().unwrap().len() == 71 {
 105                                 write!(f, "closing tx")?;
 106                         } else if self.0.input.len() == 1 && HTLCType::scriptlen_to_htlctype(self.0.input[0].witness.last().unwrap().len()) == Some(HTLCType::OfferedHTLC) &&
 107                                         self.0.input[0].witness.len() == 5 {
 108                                 write!(f, "HTLC-timeout tx")?;
 109                         } else if self.0.input.len() == 1 && HTLCType::scriptlen_to_htlctype(self.0.input[0].witness.last().unwrap().len()) == Some(HTLCType::AcceptedHTLC) &&
 110                                         self.0.input[0].witness.len() == 5 {
 111                                 write!(f, "HTLC-success tx")?;
 112                         } else {
 113                                 for inp in &self.0.input {
 114                                         if !inp.witness.is_empty() {
 115                                                 if HTLCType::scriptlen_to_htlctype(inp.witness.last().unwrap().len()) == Some(HTLCType::OfferedHTLC) { write!(f, "preimage-")?; break }
 116                                                 else if HTLCType::scriptlen_to_htlctype(inp.witness.last().unwrap().len()) == Some(HTLCType::AcceptedHTLC) { write!(f, "timeout-")?; break }
 117                                         }
 118                                 }
 119                                 write!(f, "tx")?;
 120                         }
 121                 } else {
 122                         write!(f, "INVALID TRANSACTION")?;
 123                 }
 124                 Ok(())
 125         }
 126 }
 127
 128 macro_rules! log_tx {
 129         ($obj: expr) => {
 130                 ::util::macro_logger::DebugTx(&$obj)
 131         }
 132 }
 133
 134 pub(crate) struct DebugSpendable<'a>(pub &'a SpendableOutputDescriptor);
 135 impl<'a> std::fmt::Display for DebugSpendable<'a> {
 136         fn fmt(&self, f: &mut std::fmt::Formatter) -> Result<(), std::fmt::Error> {
 137                 match self.0 {
 138                         &SpendableOutputDescriptor::StaticOutput { ref outpoint, .. } => {
 139                                 write!(f, "StaticOutput {}:{} marked for spending", outpoint.txid, outpoint.index)?;
 140                         }
 141                         &SpendableOutputDescriptor::DynamicOutputP2WSH { ref outpoint, .. } => {
 142                                 write!(f, "DynamicOutputP2WSH {}:{} marked for spending", outpoint.txid, outpoint.index)?;
 143                         }
 144                         &SpendableOutputDescriptor::StaticOutputRemotePayment { ref outpoint, .. } => {
 145                                 write!(f, "DynamicOutputP2WPKH {}:{} marked for spending", outpoint.txid, outpoint.index)?;
 146                         }
 147                 }
 148                 Ok(())
 149         }
 150 }
 151
 152 macro_rules! log_spendable {
 153         ($obj: expr) => {
 154                 ::util::macro_logger::DebugSpendable(&$obj)
 155         }
 156 }
 157
 158 macro_rules! log_internal {
 159         ($logger: expr, $lvl:expr, $($arg:tt)+) => (
 160                 $logger.log(&::util::logger::Record::new($lvl, format_args!($($arg)+), module_path!(), file!(), line!()));
 161         );
 162 }
 163
 164 macro_rules! log_error {
 165         ($logger: expr, $($arg:tt)*) => (
 166                 #[cfg(not(any(feature = "max_level_off")))]
 167                 log_internal!($logger, $crate::util::logger::Level::Error, $($arg)*);
 168         )
 169 }
 170
 171 macro_rules! log_warn {
 172         ($logger: expr, $($arg:tt)*) => (
 173                 #[cfg(not(any(feature = "max_level_off", feature = "max_level_error")))]
 174                 log_internal!($logger, $crate::util::logger::Level::Warn, $($arg)*);
 175         )
 176 }
 177
 178 macro_rules! log_info {
 179         ($logger: expr, $($arg:tt)*) => (
 180                 #[cfg(not(any(feature = "max_level_off", feature = "max_level_error", feature = "max_level_warn")))]
 181                 log_internal!($logger, $crate::util::logger::Level::Info, $($arg)*);
 182         )
 183 }
 184
 185 macro_rules! log_debug {
 186         ($logger: expr, $($arg:tt)*) => (
 187                 #[cfg(not(any(feature = "max_level_off", feature = "max_level_error", feature = "max_level_warn", feature = "max_level_info")))]
 188                 log_internal!($logger, $crate::util::logger::Level::Debug, $($arg)*);
 189         )
 190 }
 191
 192 macro_rules! log_trace {
 193         ($logger: expr, $($arg:tt)*) => (
 194                 #[cfg(not(any(feature = "max_level_off", feature = "max_level_error", feature = "max_level_warn", feature = "max_level_info", feature = "max_level_debug")))]
 195                 log_internal!($logger, $crate::util::logger::Level::Trace, $($arg)*);
 196         )
 197 }