lnd.xprv/docker/btcd/start-btcctl.sh
2017-01-12 16:43:55 -08:00

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#!/usr/bin/env bash
# Check env variable and in case of empty value and default value specified
# returns default value, in case of non-empty value returns value.
set_env() {
# docker initialized env variables with blank string and we can't just
# use -z flag as usually.
BLANK_STRING='""'
VARIABLE="$1"
NAME="$2"
DEFAULT="$3"
if [[ -z "$VARIABLE" || "$VARIABLE" == "$BLANK_STRING" ]]; then
if [ -z "$DEFAULT" ]; then
echo "You should specify '$NAME' env variable"
exit 0
else
VARIABLE="$DEFAULT"
fi
fi
# echo is used as return in case if string values
echo "$VARIABLE"
}
RPCUSER=$(set_env "$RPCUSER" "RPCUSER")
RPCPASS=$(set_env "$RPCPASS" "RPCPASS")
btcctl \
--simnet \
--rpccert="/rpc/rpc.cert" \
--rpcuser="$RPCUSER" \
--rpcpass="$RPCPASS" \
--rpcserver="rpcserver" \
"$@"