sphinx-key

These notes were tested for macOS

deps

cd sphinx-key

cargo nightly:

rustup install nightly

rustup component add rust-src --toolchain nightly

rustup default nightly

python 3.7 or higher is required

cargo sub-commands

cargo install cargo-generate

cargo install ldproxy

cargo install espflash

cargo install espmonitor

build

cargo build

flash

espflash target/riscv32imc-esp-espidf/debug/sphinx-key

monitor

ls /dev/tty.*
ls /dev/cu.*
espmonitor /dev/tty.usbserial-1420

clear NVS

espflash target/riscv32imc-esp-espidf/debug/clear espmonitor /dev/tty.usbserial-1420

cargo generate esp-rs

cargo generate --git https://github.com/esp-rs/esp-idf-template cargo

std support: true
v4.4
esp32c3
nightly

cargo build

build with CC option

In this new esp-rs repo, find the path to your riscv32-esp-elf-gcc binary within the .embuild dir:

export CC=/Users/evanfeenstra/code/sphinx-key/sphinx-key/sphinx-key/.embuild/espressif/tools/riscv32-esp-elf/esp-2021r2-patch3-8.4.0/riscv32-esp-elf/bin/riscv32-esp-elf-gcc

get std features of vls:

Download a local copy of the validating-lightning-signer repo in the parent directory of this repo.

git clone https://gitlab.com/lightning-signer/validating-lightning-signer.git

in validating-lightning-signer/vls-protocol-signer/Cargo.toml [features]

add: vls-std = ["vls-protocol/std"]

build sphinx-key

then in the sphinx-key dir, with the CC variable set as above:

cargo build

and flash using the instructions further above

to tell sphinx-key where to find the MQTT broker:

clear the NVS with instructions above if sphinx-key has stale Wifi creds.
restart sphinx key, then from computer connect to sphinxkey AP.
go to http://192.168.71.1/?broker=52.91.253.115%3A1883.
input internet wifi SSID and password, and the IP address of the broker.
after pressing the ok button, restart the sphinx key, and wait for a MQTT connection.