Feature to allow shutdown of channels opened with the wrong funding txid / output number.#4421

Merged

rustyrussell merged 9 commits intoElementsProject:masterfrom rustyrussell:guilt/shutdown-wrong-txid

Mar 16, 2021

+839-247

Commits on Mar 15, 2021

Experimental option option_shutdown_wrong_funding: help me, I screwed up!
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protocol: add TLV for shutdown message, use 100 as "wrong_funding" outpoint.
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wallet: out "wrong_funding" information in the db for persistence.
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bitcoin: add fromwire/towire routines for bitcoin_outpoint.
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channeld: accept the 'wrong_funding' shutdown TLV.
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channeld: code to send wrong_funding if lightningd says to.
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closingd: add support for handling wrong_funding.
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close: accept wrong_funding outpoint arg if we negotiated the feature.
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onchaind: see closes when wrong_funding shutdowns are used.
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