#!/bin/bash
set -o errexit -o nounset -o pipefail
command -v shellcheck > /dev/null && shellcheck "$0"

# Tendermint settings must be specified
# Choose version from https://hub.docker.com/r/tendermint/tendermint/tags/
for SETTING in "TENDERMINT_VERSION" "TENDERMINT_PORT" "TENDERMINT_NAME"
do
  if test -z "$(eval echo "\$$SETTING")"
  then
    echo "\$$SETTING must be set when running this script"
    exit 1
  fi
done

TMP_DIR=$(mktemp -d "${TMPDIR:-/tmp}/tendermint.XXXXXXXXX")
chmod 777 "${TMP_DIR}"
echo "Using temporary dir $TMP_DIR"
LOGFILE="$TMP_DIR/tendermint.log"

docker run --rm \
  --user="$UID" \
  -v "${TMP_DIR}:/tendermint" \
  "tendermint/tendermint:${TENDERMINT_VERSION}" \
  init

# make sure we allow cors origins, only possible by modifying the config file
# https://github.com/tendermint/tendermint/issues/3216
sed -ie 's/^cors_allowed_origins =.*$/cors_allowed_origins = ["*"]/' "${TMP_DIR}/config/config.toml"

# must enable tx index for search and subscribe
docker run --rm \
  --user="$UID" \
  --name "$TENDERMINT_NAME" \
  -p "${TENDERMINT_PORT}:26657" -v "${TMP_DIR}:/tendermint" \
  -e "TM_TX_INDEX_INDEX_ALL_KEYS=true" \
  "tendermint/tendermint:${TENDERMINT_VERSION}" node \
  --proxy_app=kvstore \
  --rpc.laddr=tcp://0.0.0.0:26657 \
  --log_level=state:info,rpc:info,*:error \
  > "$LOGFILE" &

echo "Tendermint running and logging into $LOGFILE"

if [ -n "${CI:-}" ]; then
  # Give process some time to come alive. No idea why this helps. Needed for CI.
  sleep 0.5

  # Debug start
  sleep 3
  cat "$LOGFILE"
fi