Improving Caddyfile build process.

make-caddyfile.sh

@@ -0,0 +1,42 @@
+#!/bin/bash
+
+# this script generates the load-balancer
+# config for the Caddy server.
+
+# it depends on apps.config which should define:
+# ROOT_DOMAIN - the root domain for all apps
+# APP_CONFIGS - app-subdomain pairs, configured via a comma, like:
+#   app1,subdomain1 app2,subdomain2 app3,subdomain3
+# full example:
+#   ROOT_DOMAIN=nassella.cc
+#   APP_CONFIGS="app1,subdomain1 app2,subdomain2 app3,subdomain3"
+
+set -e
+
+. apps.config
+
+read -r -a APP_CONFIGS <<< "$APP_CONFIGS"
+APP_CONFIGS+=('lb,root')
+
+
+declare -A bodys
+bodys["nextcloud"]="  reverse_proxy http://nextcloud:80"
+bodys["wg-easy"]="  reverse_proxy http://wg-easy:80"
+bodys["lb"]="  reverse_proxy http://nginx:80"
+
+for config_string in ${APP_CONFIGS[@]}; do
+    IFS=','
+    read -r -a config <<< "$config_string"
+
+    app=${config[0]}
+    subdomain=${config[1]}
+    body=${bodys[$app]}
+    fulldomain="$subdomain.$ROOT_DOMAIN"
+
+    echo "$fulldomain {"
+    echo $body
+    echo "}"
+done
+
+
+