Docker c-lightning setup

code/docker/c-lightning-base/Dockerfile

@@ -1,25 +0,0 @@
-FROM ubuntu:18.04
-
-# Install development tools prerequisites
-RUN apt-get update && apt-get install -y \
-    build-essential \
-	libtool \
-	autotools-dev \
-	automake \
-	pkg-config \
-	python3 \
-	wget \
-	git \
-	curl \
-	unzip
-
-
-# Install software-properties-common to add apt repositories
-RUN apt-get install -y \
-	software-properties-common
-
-
-# c-lightning
-RUN add-apt-repository -u ppa:lightningnetwork/ppa
-RUN apt-get install -y \
- 	lightningd

code/docker/c-lightning/Dockerfile

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+FROM lnbook/bitcoind-regtest AS c-lightning-base
+
+# Install software-properties-common to add apt repositories
+RUN apt update && apt install -yqq \
+	software-properties-common
+
+# c-lightning
+RUN add-apt-repository -u ppa:lightningnetwork/ppa
+RUN apt-get install -y \
+ 	lightningd
+
+FROM c-lightning-base AS c-lightning-run
+
+ADD lightningd /lightningd
+WORKDIR /lightningd
+RUN ln -s /lightningd /root/.lightning
+
+ADD bashrc /root/.bashrc
+ADD c-lightning-entrypoint.sh /usr/local/bin
+RUN chmod +x /usr/local/bin/c-lightning-entrypoint.sh
+ADD fund-c-lightning.sh /usr/local/bin
+RUN chmod +x /usr/local/bin/fund-c-lightning.sh
+
+EXPOSE 9735 9835
+ENTRYPOINT ["/usr/local/bin/c-lightning-entrypoint.sh"]

code/docker/c-lightning/c-lightning-entrypoint.sh

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+#!/bin/bash
+set -Eeuo pipefail
+
+lightningd --lightning-dir=/lightningd --daemon
+
+echo "$@"
+exec "$@"

code/docker/c-lightning/fund-c-lightning.sh

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+#!/bin/bash
+set -Eeuo pipefail
+
+# Generate a new receiving address for LND wallet
+address=$(lncli --lnddir=/lnd --network regtest newaddress np2wkh | jq .address)
+
+# Ask Bitcoin Core to send 10 BTC to the address, using JSON-RPC call
+curl --user regtest:regtest \
+     -H 'content-type: text/plain;' \
+	 http://bitcoind:18443/ \
+	 --data-binary @- <<EOF
+	{
+	  "jsonrpc": "1.0",
+	  "id": "lnd-run-container",
+	  "method": "sendtoaddress",
+	  "params": [
+	    ${address},
+	    10,
+	    "funding LND"
+	  ]
+	}
+EOF

code/docker/c-lightning/lightningd/config

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+network=regtest
+
+bitcoin-rpcuser=regtest
+bitcoin-rpcpassword=regtest
+bitcoin-rpcconnect=bitcoind
+bitcoin-rpcport=18443
+
+log-level=debug