nix-bitcoin/examples/deploy-container.sh

95 lines
2.2 KiB
Bash
Raw Normal View History

2020-02-26 16:11:23 +00:00
#!/usr/bin/env bash
set -euo pipefail
# This script demonstrates how to setup a nix-bitcoin node in a NixOS container.
# Running this script leaves no traces on your host system.
# This demo is a template for your own experiments.
# Run with option `--interactive` or `-i` to start a shell for interacting with
# the node.
2020-02-26 16:11:23 +00:00
if [[ ! -v NIX_BITCOIN_EXAMPLES_DIR ]]; then
2020-02-26 16:11:23 +00:00
echo "Running script in nix shell env..."
cd "${BASH_SOURCE[0]%/*}"
2020-10-18 11:41:55 +00:00
exec nix-shell --run "./${BASH_SOURCE[0]##*/} $*"
else
cd "$NIX_BITCOIN_EXAMPLES_DIR"
2020-02-26 16:11:23 +00:00
fi
if [[ $(sysctl -n net.ipv4.ip_forward || sudo sysctl -n net.ipv4.ip_forward) != 1 ]]; then
echo "Error: IP forwarding (net.ipv4.ip_forward) is not enabled."
echo "Needed for container WAN access."
exit 1
fi
if [[ $EUID != 0 ]]; then
# NixOS containers require root permissions
exec sudo "PATH=$PATH" "NIX_PATH=$NIX_PATH" "NIX_BITCOIN_EXAMPLES_DIR=$NIX_BITCOIN_EXAMPLES_DIR" "${BASH_SOURCE[0]}" "$@"
fi
interactive=
configuration=
for arg in "$@"; do
case $arg in
-i|--interactive)
interactive=1
;;
*)
configuration=$arg
;;
esac
done
# These commands can also be executed interactively in a shell session
demoCmds='
2020-02-26 16:11:23 +00:00
echo
echo "Bitcoind service:"
c systemctl status bitcoind
echo
echo "Bitcoind network:"
c bitcoin-cli getnetworkinfo
echo
echo "lightning-cli state:"
c lightning-cli getinfo
echo
echo "Bitcoind data dir:"
2022-06-27 22:08:29 +00:00
sudo ls -al /var/lib/*containers/demo-node/var/lib/bitcoind
'
nodeInfoCmd='
echo
echo "Node info:"
c nodeinfo
'
if [[ ! $configuration ]]; then
configuration=configuration.nix
demoCmds="${demoCmds}${nodeInfoCmd}"
fi
if [[ $interactive ]]; then
runCmd=()
else
runCmd=(--run bash -c "$demoCmds")
fi
2020-02-26 16:11:23 +00:00
# Build container.
# Learn more: https://github.com/erikarvstedt/extra-container
#
read -d '' src <<EOF || true
{ pkgs, lib, ... }: {
containers.demo-node = {
extra.addressPrefix = "10.250.0";
extra.enableWAN = true;
config = { pkgs, config, lib, ... }: {
imports = [
$(realpath "$configuration")
];
nix-bitcoin.generateSecrets = true;
};
};
}
EOF
extra-container shell -E "$src" "${runCmd[@]}"
2020-04-15 16:54:02 +00:00
# The container is automatically deleted at exit