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DeStream-public
Breeze
Commits
16d3e3cb
Commit
16d3e3cb
authored
Jun 15, 2017
by
Jeremy Bokobza
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added some comments
parent
25670725
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1 changed file
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15 additions
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6 deletions
+15
-6
PaymentStateMachine.cs
Breeze/src/Breeze.TumbleBit.Client/PaymentStateMachine.cs
+15
-6
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Breeze/src/Breeze.TumbleBit.Client/PaymentStateMachine.cs
View file @
16d3e3cb
...
...
@@ -54,6 +54,8 @@ namespace Breeze.TumbleBit.Client
FeeRate
feeRate
=
null
;
switch
(
phase
)
{
// in the registration phase, Bob asks the tumbler for a voucher.
// he cannot open it so he gives it to Alice.
case
CyclePhase
.
Registration
:
if
(
session
.
ClientChannelNegotiation
==
null
)
{
...
...
@@ -69,6 +71,9 @@ namespace Breeze.TumbleBit.Client
logger
.
LogInformation
(
"Registration Complete"
);
}
break
;
// in this phase, Alice creates 2 transactions: an escrow transaction and a redeem transaction (in case things don't go as planned)
// on the next phase, she sends the blinded voucher to the tumbler, who doesn't know this voucher is coming from Bob.
// the tumbler signs the voucher and replies with a solution to the voucher.
case
CyclePhase
.
ClientChannelEstablishment
:
if
(
session
.
ClientChannelNegotiation
.
Status
==
TumblerClientSessionStates
.
WaitingTumblerClientTransactionKey
)
{
...
...
@@ -89,16 +94,13 @@ namespace Breeze.TumbleBit.Client
break
;
}
session
.
SolverClientSession
=
session
.
ClientChannelNegotiation
.
SetClientSignedTransaction
(
clientEscrowTx
);
session
.
SolverClientSession
=
session
.
ClientChannelNegotiation
.
SetClientSignedTransaction
(
clientEscrowTx
);
correlation
=
GetCorrelation
(
session
.
SolverClientSession
.
EscrowedCoin
.
ScriptPubKey
);
// Tracker.AddressCreated(cycle.Start, TransactionType.ClientEscrow, escrowTxOut.ScriptPubKey, correlation);
// Tracker.TransactionCreated(cycle.Start, TransactionType.ClientEscrow, clientEscrowTx.GetHash(), correlation);
services
.
Track
(
escrowTxOut
.
ScriptPubKey
);
var
redeemDestination
=
this
.
OriginWallet
.
GetAccountsByCoinType
(
this
.
coinType
).
First
().
GetFirstUnusedReceivingAddress
().
ScriptPubKey
;
// Services.WalletService.GenerateAddress().ScriptPubKey;
var
redeemTx
=
session
.
SolverClientSession
.
CreateRedeemTransaction
(
feeRate
,
redeemDestination
);
...
...
@@ -106,7 +108,6 @@ namespace Breeze.TumbleBit.Client
//redeemTx does not be to be recorded to the tracker, this is TrustedBroadcastService job
services
.
Broadcast
(
clientEscrowTx
);
services
.
TrustedBroadcast
(
cycle
.
Start
,
TransactionType
.
ClientRedeem
,
correlation
,
redeemTx
);
logger
.
LogInformation
(
"Client escrow broadcasted "
+
clientEscrowTx
.
GetHash
());
...
...
@@ -133,6 +134,11 @@ namespace Breeze.TumbleBit.Client
}
}
break
;
// in this phase, Bob now opens a channel with the tumbler by sending the unblinded voucher he received from Alice.
// at this point, the tumbler knows that there is an Alice somewhere that wants to tumble with Bob.
// the tumbler then creates a new transaction that spends the money and sends it to Bob.
// but the transaction is locked and Bob doesn't know the signature.
// to prove to Bob that behind the lock there is a signature, the tumbler uses the puzzle promise protocol.
case
CyclePhase
.
TumblerChannelEstablishment
:
if
(
session
.
ClientChannelNegotiation
!=
null
&&
session
.
ClientChannelNegotiation
.
Status
==
TumblerClientSessionStates
.
WaitingGenerateTumblerTransactionKey
)
{
...
...
@@ -159,6 +165,8 @@ namespace Breeze.TumbleBit.Client
logger
.
LogInformation
(
"Tumbler escrow broadcasted "
+
session
.
PromiseClientSession
.
EscrowedCoin
.
Outpoint
.
Hash
);
}
break
;
// the tumbler then creates 2 transactions: an escrow transaction and a redeem transaction (in case things don't go as planned with Bob)
case
CyclePhase
.
PaymentPhase
:
if
(
session
.
PromiseClientSession
!=
null
)
{
...
...
@@ -219,6 +227,7 @@ namespace Breeze.TumbleBit.Client
}
}
break
;
// now Bob can unlock the signature of the transaction and broadcast it to take his coin.
case
CyclePhase
.
ClientCashoutPhase
:
if
(
session
.
SolverClientSession
!=
null
)
{
...
...
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