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Fix Electrum daemon recovery and shutdown in Docker.

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Clear stale locks on startup via electrum stop, use correct stop on SIGTERM, and keep the daemon alive with wait so graceful restarts do not leave a lockfile crash loop.
This commit is contained in:
nobswebdev
2026-10-16 23:30:04 +02:00
parent 55630e33b4
commit f04c21ec17
1 changed files with 32 additions and 5 deletions
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electrum-daemon/docker-entrypoint.sh
+32 -5
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@@ -4,10 +4,16 @@ set -euo pipefail
NETWORK_FLAG="--${ELECTRUM_NETWORK}" NETWORK_FLAG="--${ELECTRUM_NETWORK}"
WALLET_PATH="/electrum/wallet/${ELECTRUM_WALLET_NAME}" WALLET_PATH="/electrum/wallet/${ELECTRUM_WALLET_NAME}"
DATA_DIR="/electrum/data" DATA_DIR="/electrum/data"
LOAD_WALLET_MAX_ATTEMPTS=90
DAEMON_STARTUP_WAIT_SECONDS=5
run_electrum() { electrum "${NETWORK_FLAG}" --dir "${DATA_DIR}" "$@"; } run_electrum() { electrum "${NETWORK_FLAG}" --dir "${DATA_DIR}" "$@"; }
run_electrum_offline() { electrum --offline "${NETWORK_FLAG}" --dir "${DATA_DIR}" "$@"; } run_electrum_offline() { electrum --offline "${NETWORK_FLAG}" --dir "${DATA_DIR}" "$@"; }
maybe_stop_electrum() {
run_electrum stop 2>/dev/null || true
}
mkdir -p /electrum/wallet "${DATA_DIR}" mkdir -p /electrum/wallet "${DATA_DIR}"
chmod 700 /electrum/wallet chmod 700 /electrum/wallet
@@ -16,19 +22,40 @@ if [[ ! -f "${WALLET_PATH}" ]]; then
run_electrum_offline create -w "${WALLET_PATH}" --password "${ELECTRUM_WALLET_PASSWORD}" run_electrum_offline create -w "${WALLET_PATH}" --password "${ELECTRUM_WALLET_PASSWORD}"
chmod 600 "${WALLET_PATH}" 2>/dev/null || true chmod 600 "${WALLET_PATH}" 2>/dev/null || true
echo "Wallet created at ${WALLET_PATH}" echo "Wallet created at ${WALLET_PATH}"
fi fi
maybe_stop_electrum
run_electrum_offline setconfig rpcuser "${ELECTRUM_DAEMON_RPC_USER}" run_electrum_offline setconfig rpcuser "${ELECTRUM_DAEMON_RPC_USER}"
run_electrum_offline setconfig rpcpassword "${ELECTRUM_DAEMON_RPC_PASSWORD}" run_electrum_offline setconfig rpcpassword "${ELECTRUM_DAEMON_RPC_PASSWORD}"
run_electrum_offline setconfig rpchost 0.0.0.0 run_electrum_offline setconfig rpchost 0.0.0.0
run_electrum_offline setconfig rpcport "${ELECTRUM_DAEMON_PORT}" run_electrum_offline setconfig rpcport "${ELECTRUM_DAEMON_PORT}"
run_electrum_offline setconfig server "${ELECTRUM_SERVER}" run_electrum_offline setconfig server "${ELECTRUM_SERVER}"
trap 'run_electrum daemon stop || true; exit 0' SIGTERM SIGINT trap 'run_electrum stop || true' SIGTERM SIGINT
run_electrum daemon -d echo "Starting Electrum daemon..."
run_electrum load_wallet -w "${WALLET_PATH}" --password "${ELECTRUM_WALLET_PASSWORD}" run_electrum daemon &
sleep infinity echo "Waiting for daemon connection (${DAEMON_STARTUP_WAIT_SECONDS}s)..."
sleep "${DAEMON_STARTUP_WAIT_SECONDS}"
load_wallet_attempt=0
echo "Loading wallet..."
until run_electrum load_wallet -w "${WALLET_PATH}" --password "${ELECTRUM_WALLET_PASSWORD}"; do
load_wallet_attempt=$((load_wallet_attempt + 1))
if [[ load_wallet_attempt -ge LOAD_WALLET_MAX_ATTEMPTS ]]; then
echo "Timed out waiting to load wallet into Electrum daemon" >&2
exit 1
fi
echo "Load wallet attempt ${load_wallet_attempt}/${LOAD_WALLET_MAX_ATTEMPTS} failed. Daemon may not be ready yet. Retrying in 1s..."
sleep 1
echo "Loading wallet..."
done
wait