A python emulator of a single card.
Usage: ecard.py [OPTIONS] COMMAND [ARGS]... Options: -q, --quiet Less debugging -t, --testnet Operate on testnet3 rather than mainnet -r, --rng-seed integer Seed value for (not) RNG --help Show this message and exit. Commands: emulate Emulate a card which has just powered on after CAP loaded. satscard Build a SATSCARD and do the basics with it. tapsigner Build a TAPSIGNER card and do the basics with it.
# emulate a factory-fresh card % ./ecard.py emulate -f
# emulate a SATSCARD with first slot populated, certificate chain installed % ./ecard.py emulate
# emulate a TAPSIGNER with no key picked yet % ./ecard.py emulate -t --no-init
# emulate a TAPSIGNER with key already picked % ./ecard.py emulate -t
When emulating a card, commands can be sent to the Unix domain pipe
/tmp/ecard-pipe as CBOR objects. Responses are CBOR to be decoded.