examples: add deploy-container-minimal.sh

examples/deploy-container.sh

@@ -8,23 +8,36 @@ set -euo pipefail
 # Feel free to modify or to run nix-shell and execute individual statements of this
 # script in the interactive shell.
 
-if [[ $(sysctl -n net.ipv4.ip_forward) != 1 ]]; then
-    echo "Error: IP forwarding (net.ipv4.ip_forward) is not enabled."
-    echo "Needed for container WAN access."
-    exit 1
-fi
-
 if [[ ! -v IN_NIX_SHELL ]]; then
     echo "Running script in nix shell env..."
     cd "${BASH_SOURCE[0]%/*}"
     exec nix-shell --run "./${BASH_SOURCE[0]##*/} $*"
 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=$NIX_PATH" "IN_NIX_SHELL=$IN_NIX_SHELL" "${BASH_SOURCE[0]}" "$@"
 fi
 
+interactive=
+minimalConfig=
+for arg in "$@"; do
+    case $arg in
+        -i|--interactive)
+            interactive=1
+            ;;
+        --minimal-config)
+            minimalConfig=1
+            ;;
+    esac
+done
+
 # These commands can also be executed interactively in a shell session
 demoCmds='
 echo
@@ -37,33 +50,39 @@ echo
 echo "lightning-cli state:"
 c lightning-cli getinfo
 echo
-echo "Node info:"
-c nodeinfo
-echo
 echo "Bitcoind data dir:"
 sudo ls -al /var/lib/containers/demo-node/var/lib/bitcoind
 '
+nodeInfoCmd='
+echo
+echo "Node info:"
+c nodeinfo
+'
 
-case ${1:-} in
-    -i|--interactive)
-        runCmd=
-        ;;
-    *)
-        runCmd=(--run bash -c "$demoCmds")
-        ;;
-esac
+if [[ $minimalConfig ]]; then
+    configuration=minimal-configuration.nix
+else
+    configuration=configuration.nix
+    demoCmds="${demoCmds}${nodeInfoCmd}"
+fi
+
+if [[ $interactive ]]; then
+    runCmd=
+else
+    runCmd=(--run bash -c "$demoCmds")
+fi
 
 # Build container.
 # Learn more: https://github.com/erikarvstedt/extra-container
 #
-read -d '' src <<'EOF' || true
+read -d '' src <<EOF || true
 { pkgs, lib, ... }: {
   containers.demo-node = {
     extra.addressPrefix = "10.250.0";
     extra.enableWAN = true;
     config = { pkgs, config, lib, ... }: {
       imports = [
-        <nix-bitcoin/examples/configuration.nix>
+        <nix-bitcoin/examples/${configuration}>
         <nix-bitcoin/modules/secrets/generate-secrets.nix>
       ];
     };