github.com/ImPedro29/bor@v0.2.7/consensus/bor/errors.go (about)

     1  package bor
     2  
     3  import (
     4  	"fmt"
     5  	"time"
     6  )
     7  
     8  // TotalVotingPowerExceededError is returned when the maximum allowed total voting power is exceeded
     9  type TotalVotingPowerExceededError struct {
    10  	Sum        int64
    11  	Validators []*Validator
    12  }
    13  
    14  func (e *TotalVotingPowerExceededError) Error() string {
    15  	return fmt.Sprintf(
    16  		"Total voting power should be guarded to not exceed %v; got: %v; for validator set: %v",
    17  		MaxTotalVotingPower,
    18  		e.Sum,
    19  		e.Validators,
    20  	)
    21  }
    22  
    23  type InvalidStartEndBlockError struct {
    24  	Start         uint64
    25  	End           uint64
    26  	CurrentHeader uint64
    27  }
    28  
    29  func (e *InvalidStartEndBlockError) Error() string {
    30  	return fmt.Sprintf(
    31  		"Invalid parameters start: %d and end block: %d params",
    32  		e.Start,
    33  		e.End,
    34  	)
    35  }
    36  
    37  type MaxCheckpointLengthExceededError struct {
    38  	Start uint64
    39  	End   uint64
    40  }
    41  
    42  func (e *MaxCheckpointLengthExceededError) Error() string {
    43  	return fmt.Sprintf(
    44  		"Start: %d and end block: %d exceed max allowed checkpoint length: %d",
    45  		e.Start,
    46  		e.End,
    47  		MaxCheckpointLength,
    48  	)
    49  }
    50  
    51  // MismatchingValidatorsError is returned if a last block in sprint contains a
    52  // list of validators different from the one that local node calculated
    53  type MismatchingValidatorsError struct {
    54  	Number             uint64
    55  	ValidatorSetSnap   []byte
    56  	ValidatorSetHeader []byte
    57  }
    58  
    59  func (e *MismatchingValidatorsError) Error() string {
    60  	return fmt.Sprintf(
    61  		"Mismatching validators at block %d\nValidatorBytes from snapshot: 0x%x\nValidatorBytes in Header: 0x%x\n",
    62  		e.Number,
    63  		e.ValidatorSetSnap,
    64  		e.ValidatorSetHeader,
    65  	)
    66  }
    67  
    68  type BlockTooSoonError struct {
    69  	Number     uint64
    70  	Succession int
    71  }
    72  
    73  func (e *BlockTooSoonError) Error() string {
    74  	return fmt.Sprintf(
    75  		"Block %d was created too soon. Signer turn-ness number is %d\n",
    76  		e.Number,
    77  		e.Succession,
    78  	)
    79  }
    80  
    81  // UnauthorizedProposerError is returned if a header is [being] signed by an unauthorized entity.
    82  type UnauthorizedProposerError struct {
    83  	Number   uint64
    84  	Proposer []byte
    85  }
    86  
    87  func (e *UnauthorizedProposerError) Error() string {
    88  	return fmt.Sprintf(
    89  		"Proposer 0x%x is not a part of the producer set at block %d",
    90  		e.Proposer,
    91  		e.Number,
    92  	)
    93  }
    94  
    95  // UnauthorizedSignerError is returned if a header is [being] signed by an unauthorized entity.
    96  type UnauthorizedSignerError struct {
    97  	Number uint64
    98  	Signer []byte
    99  }
   100  
   101  func (e *UnauthorizedSignerError) Error() string {
   102  	return fmt.Sprintf(
   103  		"Signer 0x%x is not a part of the producer set at block %d",
   104  		e.Signer,
   105  		e.Number,
   106  	)
   107  }
   108  
   109  // WrongDifficultyError is returned if the difficulty of a block doesn't match the
   110  // turn of the signer.
   111  type WrongDifficultyError struct {
   112  	Number   uint64
   113  	Expected uint64
   114  	Actual   uint64
   115  	Signer   []byte
   116  }
   117  
   118  func (e *WrongDifficultyError) Error() string {
   119  	return fmt.Sprintf(
   120  		"Wrong difficulty at block %d, expected: %d, actual %d. Signer was %x\n",
   121  		e.Number,
   122  		e.Expected,
   123  		e.Actual,
   124  		e.Signer,
   125  	)
   126  }
   127  
   128  type InvalidStateReceivedError struct {
   129  	Number      uint64
   130  	LastStateID uint64
   131  	To          *time.Time
   132  	Event       *EventRecordWithTime
   133  }
   134  
   135  func (e *InvalidStateReceivedError) Error() string {
   136  	return fmt.Sprintf(
   137  		"Received invalid event %s at block %d. Requested events until %s. Last state id was %d",
   138  		e.Event,
   139  		e.Number,
   140  		e.To.Format(time.RFC3339),
   141  		e.LastStateID,
   142  	)
   143  }