sphinx-key: stop storing previous lss msg on sd card

sphinx-key/1_up.sh

@@ -1,73 +0,0 @@
-# MODE=debug
-MODE=release
-check_exists() {
-    command -v "$1" > /dev/null
-}
-check_port() {
-    cargo espflash board-info --port "$1" &> /dev/null
-}
-if ! check_exists esptool.py
-then
-    echo "esptool.py not installed!"
-    echo "install with this command: pip install esptool"
-    exit 1
-fi
-if ! check_exists ldproxy
-then
-    echo "ldproxy not installed!"
-    echo "install with this command: cargo install ldproxy"
-    exit 1
-fi
-if ! check_exists cargo-espflash
-then
-    echo "cargo-espflash not installed!"
-    echo "install with this command: cargo install cargo-espflash"
-    exit 1
-fi
-if [ -z "$SSID" ]
-then
-    echo "Please set environment variable SSID to the SSID of the wifi you'll use to configure your sphinx-key."
-    exit 1
-fi
-if [ -z "$PASS" ]
-then
-    echo "Please set environment variable PASS to the password of the wifi you'll use to configure your sphinx-key."
-    exit 1
-fi
-if [ ${#PASS} -lt 8 ]
-then
-    echo "Please set PASS to a password longer than 7 characters."
-    exit 1
-fi
-for FILE in /dev/tty.*
-do
-    # Check for port on macOS
-    if check_port $FILE 
-    then
-        PORT=$FILE
-        break
-    fi
-done
-if [ -z "$PORT" ]
-then
-    # Check for port on linux
-    if check_port /dev/ttyUSB1
-    then
-        PORT=/dev/ttyUSB1
-    fi
-fi
-if [ -z "$PORT" ]
-then
-    echo "ESP likely not connected! Exiting now."
-    echo "Make sure the ESP is connected with a data USB cable, and try again."
-    exit 1
-fi
-if [ $MODE = "release" ]
-then
-    cargo build --release
-else
-    cargo build
-fi &&
-esptool.py --chip esp32-c3 elf2image ../target/riscv32imc-esp-espidf/$MODE/sphinx-key &&
-esptool.py --chip esp32c3 -b 460800 --before=default_reset --after=hard_reset write_flash --flash_mode dio --flash_freq 40m --flash_size 4MB 0x90000 ../target/riscv32imc-esp-espidf/$MODE/sphinx-key.bin &&
-cargo espflash monitor --port $PORT

sphinx-key/src/core/events.rs

@@ -94,7 +94,6 @@ pub fn make_event_loop(
     }
 
     let kvv_store = FsKVVStore::new(&ROOT_STORE, signer_id.clone(), None).0;
-    let msg_store = FsKVVStore::new(&ROOT_STORE, signer_id.clone(), None).0;
     let fs_persister = CloudKVVStore::new(kvv_store);
 
     let _ = fs_persister.enter();
@@ -178,12 +177,6 @@ pub fn make_event_loop(
                         if let Some(server_hmac) = server_hmac_opt {
                             // muts! send LSS first!
                             mqtt_pub(&mut mqtt, &client_id, topics::LSS_RES, &lss_b);
-                            msg_store
-                                .set_raw("vls_b", &vls_b)
-                                .map_err(|_e| anyhow::anyhow!("failed to put vls_b"))?;
-                            msg_store
-                                .set_raw("lss_b", &server_hmac)
-                                .map_err(|_e| anyhow::anyhow!("failed to put lss_b"))?;
                             msgs = Some((vls_b, server_hmac));
                         } else {
                             // no muts, respond directly back!
@@ -225,19 +218,6 @@ pub fn make_event_loop(
                 }
             }
             Event::LssMessage(msg_bytes) => {
-                if msgs.is_none() {
-                    log::warn!("Restoring previous message from sd card");
-                    let vls_b = msg_store
-                        .get_raw("vls_b")
-                        .map_err(|e| anyhow::anyhow!("failed to get vls_b: {:?}", e))?;
-                    let lss_b = msg_store
-                        .get_raw("lss_b")
-                        .map_err(|e| anyhow::anyhow!("failed to get lss_b: {:?}", e))?;
-                    let server_hmac: [u8; 32] = lss_b
-                        .try_into()
-                        .map_err(|e| anyhow::anyhow!("lss_b is not 32 bytes: {:?}", e))?;
-                    msgs = Some((vls_b, server_hmac));
-                }
                 match lss::handle_lss_msg(&msg_bytes, msgs, &lss_signer) {
                     Ok((ret_topic, bytes)) => {
                         // set msgs back to None