mirror of
https://github.com/lightningnetwork/lnd.git
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96 lines
2.8 KiB
Bash
Executable file
96 lines
2.8 KiB
Bash
Executable file
#!/usr/bin/env bash
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# exit from script if error was raised.
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set -e
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# error function is used within a bash function in order to send the error
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# message directly to the stderr output and exit.
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error() {
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echo "$1" > /dev/stderr
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exit 0
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}
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# return is used within bash function in order to return the value.
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return() {
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echo "$1"
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}
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# set_default function gives the ability to move the setting of default
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# env variable from docker file to the script thereby giving the ability to the
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# user override it during container start.
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set_default() {
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# docker initialized env variables with blank string and we can't just
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# use -z flag as usually.
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BLANK_STRING='""'
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VARIABLE="$1"
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DEFAULT="$2"
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if [[ -z "$VARIABLE" || "$VARIABLE" == "$BLANK_STRING" ]]; then
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if [ -z "$DEFAULT" ]; then
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error "You should specify default variable"
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else
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VARIABLE="$DEFAULT"
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fi
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fi
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return "$VARIABLE"
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}
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# Set the default network and default RPC path (if any).
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DEFAULT_NETWORK="regtest"
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if [ "$BACKEND" == "btcd" ]; then
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DEFAULT_NETWORK="simnet"
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DEFAULT_RPCCRTPATH="/rpc/rpc.cert"
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fi
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# Set default variables if needed.
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NETWORK=$(set_default "$NETWORK" "$DEFAULT_NETWORK")
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RPCCRTPATH=$(set_default "$RPCCRTPATH" "$DEFAULT_RPCCRTPATH")
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RPCHOST=$(set_default "$RPCHOST" "blockchain")
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RPCUSER=$(set_default "$RPCUSER" "devuser")
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RPCPASS=$(set_default "$RPCPASS" "devpass")
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DEBUG=$(set_default "$LND_DEBUG" "debug")
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CHAIN=$(set_default "$CHAIN" "bitcoin")
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HOSTNAME=$(hostname)
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# CAUTION: DO NOT use the --noseedback for production/mainnet setups, ever!
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# Also, setting --rpclisten to $HOSTNAME will cause it to listen on an IP
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# address that is reachable on the internal network. If you do this outside of
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# docker, this might be a security concern!
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if [ "$BACKEND" == "bitcoind" ]; then
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exec lnd \
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--noseedbackup \
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"--$CHAIN.active" \
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"--$CHAIN.$NETWORK" \
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"--$CHAIN.node"="$BACKEND" \
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"--$BACKEND.rpchost"="$RPCHOST" \
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"--$BACKEND.rpcuser"="$RPCUSER" \
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"--$BACKEND.rpcpass"="$RPCPASS" \
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"--$BACKEND.zmqpubrawblock"="tcp://$RPCHOST:28332" \
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"--$BACKEND.zmqpubrawtx"="tcp://$RPCHOST:28333" \
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"--rpclisten=$HOSTNAME:10009" \
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"--rpclisten=localhost:10009" \
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--debuglevel="$DEBUG" \
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"$@"
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elif [ "$BACKEND" == "btcd" ]; then
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exec lnd \
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--noseedbackup \
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"--$CHAIN.active" \
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"--$CHAIN.$NETWORK" \
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"--$CHAIN.node"="$BACKEND" \
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"--$BACKEND.rpccert"="$RPCCRTPATH" \
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"--$BACKEND.rpchost"="$RPCHOST" \
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"--$BACKEND.rpcuser"="$RPCUSER" \
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"--$BACKEND.rpcpass"="$RPCPASS" \
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"--rpclisten=$HOSTNAME:10009" \
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"--rpclisten=localhost:10009" \
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--debuglevel="$DEBUG" \
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"$@"
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else
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echo "Unknown backend: $BACKEND"
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exit 1
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fi
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