Host-customized fork of https://github.com/tecnovert/basicswap/
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80 lines
4.1 KiB
80 lines
4.1 KiB
1 year ago
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xu {
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hscale="1.3", wordwraparcs=on;
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CB [label=" ", linecolor="transparent"],
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N [label="Network", linecolor="#008800", textbgcolor="#CCFFCC", arclinecolor="#008800"],
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O [label="Offerer", linecolor="#FF0000", textbgcolor="#FFCCCC", arclinecolor="#FF0000"],
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B [label="Bidder", linecolor="#0000FF", textbgcolor="#CCCCFF", arclinecolor="#0000FF"],
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C [label=" ", linecolor="transparent"], C2 [label=" ", linecolor="transparent"];
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O =>> N [label="Sends Offer"];
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N >> B [label="Detects Offer"];
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B =>> O [label="Sends BidIntent message"];
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B abox B [label="Bid Request sent"];
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O box O [label="User accepts bid"];
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O =>> B [label="Sends BidIntentAccept message"],
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C note C2
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[label="The BidAccept message contains the pubkeys the offerer will use and a DLEAG proof one key will work across both chains of the swapping coins",
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textbgcolor="#FFFFCC"];
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B abox B [label="Bid Receiving accept"];
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B =>> O [label="Sends BidAccept message"];
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B abox B [label="Bid Accepted"];
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O =>> B [label="Sends XmrBidLockTxSigsMessage"],
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C note C2
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[label="The XmrBidLockTxSigsMessage contains the offerer's signatures for the script-coin-lock-refund and script-coin-lock-refund-spend txns.",
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textbgcolor="#FFFFCC"];
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B abox B [label="Exchanged script lock tx sigs msg"];
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B =>> N [label="Sends script-coin-lock-tx"];
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B abox B [label="Bid Script coin spend tx valid"];
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B =>> O [label="Sends XmrBidLockSpendTxMessage"],
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C note C2
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[label="The XmrBidLockSpendTxMessage contains the script-coin-lock-tx and proof the bidder can sign it.",
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textbgcolor="#FFFFCC"];
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B abox B [label="Exchanged script lock spend tx msg"];
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|||;
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O => O [label="Wait for script-coin-lock-tx to confirm"], B => B [label="Wait for script-coin-lock-tx to confirm"];
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B abox B [label="Bid Script coin locked"];
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CB alt C [label="success path"] {
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O =>> N [label="Sends noscript-coin-lock-tx"];
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|||;
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B => B [label="Wait for noscript-coin-lock-tx to confirm"];
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B abox B [label="Bid Scriptless coin locked"];
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B => O [label="Sends script-coin-lock-tx release message"],
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C note C2
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[label="The XmrBidLockReleaseMessage contains the bidder's OTVES for the script-coin-lock-tx.
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The offerer decodes the bidder's signature from the OTVES.
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When the bidder has the plaintext signature, they can decode the offerer's key for the noscript-lock-tx.",
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textbgcolor="#FFFFCC"];
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B abox B [label="Bid Script coin lock released"];
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O =>> N [label="Sends script-coin-lock-spend-tx"];
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N >> B [label="Detects script-coin-lock-spend-tx"];
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B abox B [label="Bid Script tx redeemed"],
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C note C2
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[label="The bidder extracts the offerer's plaintext signature and derives the offerer's noscript-lock-tx keyhalf.",
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textbgcolor="#FFFFCC"];
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B =>> N [label="Sends noscript-coin-lock-spend-tx"];
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B abox B [label="Bid Scriptless tx redeemed"];
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|||;
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B => B [label="Wait for noscript-coin-lock-spend-tx to confirm"];
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B abox B [label="Bid Completed"];
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--- [label="fail path"];
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|||;
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B => B [label="Wait for script-coin-lock-tx locktime to expire"];
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B =>> N [label="Sends script-coin-lock-pre-refund-tx"],
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C note C2
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[label="tx can be sent by either party.",
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textbgcolor="#FFFFCC"];
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N >> B [label="script-coin-lock-pre-refund-tx"];
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B abox B [label="Bid Script pre-refund tx in chain"];
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B => B [label="Wait for pre-refund tx to confirm"];
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B =>> N [label="Sends script-coin-lock-pre-refund-spend-tx"],
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C note C2
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[label="Refunds the script lock tx, with the bidder's cleartext signature the offerer can refund the noscript lock tx.",
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textbgcolor="#FFFFCC"];
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B abox B [label="Bid Failed, refunded"];
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};
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}
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