From cff539464fa95d0d3ed52d8f7406911687138174 Mon Sep 17 00:00:00 2001
From: Jean Froment <jean.froment@apalia.net>
Date: Fri, 4 Mar 2022 00:12:58 +0100
Subject: [PATCH] Prepare v2 configuration importer (still work in progress)

---
 .gitignore        |   4 +-
 config-updater.sh | 107 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 110 insertions(+), 1 deletion(-)
 create mode 100755 config-updater.sh

diff --git a/.gitignore b/.gitignore
index 7f7fda2..fcd2873 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,4 +7,6 @@
 backup/
 services.conf
 traefik/custom/dynamic*.yaml
-samples/custom*/*.yaml
\ No newline at end of file
+samples/custom*/*.yaml
+
+config.yaml
\ No newline at end of file
diff --git a/config-updater.sh b/config-updater.sh
new file mode 100755
index 0000000..228acab
--- /dev/null
+++ b/config-updater.sh
@@ -0,0 +1,107 @@
+#!/bin/bash
+set -e
+################################################################################
+###                      ===  config-updater.sh  ===                         ###
+### Script which takes as input the old format config file (services.conf)   ###
+### and transforms it in the new format in yaml, using jq and yq             ###
+################################################################################
+
+cleanup_on_exit() {
+  rm -f tmp.json config.json
+}
+trap cleanup_on_exit EXIT
+
+# Check that jq is installed
+if ! which jq >/dev/null; then
+  echo "[$0] jq does not exist. Install it from here: https://stedolan.github.io/jq/download/"
+  echo "[$0] Also, please make sure it is in the PATH."
+  exit 1
+fi
+
+# Check that yq is installed
+if ! which yq >/dev/null; then
+  echo "[$0] yq does not exist. Install it from here: https://github.com/mikefarah/yq/releases"
+  echo "[$0] Also, please make sure it is in the PATH."
+  exit 1
+fi
+
+jq -n '{"services": []}' > config.json
+
+while read -r line ; do
+  key=$(echo $line | sed -r "s/^(.*):.*$/\1/")
+  enabled="true"
+  if grep -q "disable" <<< $line; then
+    enabled="false"
+  fi
+
+  # Compatibility for services.conf already on dev (with temporary syntax -vpn)
+  if grep -q "\-vpn" <<< $line; then continue; fi
+
+  enableVpn="false"
+  # If this service is disabled AND another one in the file is enabled with VPN mode, keep that information
+  if grep -q "$key-vpn: enable" services.conf; then
+    if [[ enabled="false" ]]; then
+      echo "[$0] $key => another service detected enabled with vpn..."
+      enableVpn="true"
+    fi
+  fi
+
+  if grep -q "\-hardware-transcoding" <<< $line; then continue; fi
+
+  # Define if Traefik should be enabled on the service
+  case $key in
+    flaresolverr)
+      enableTraefik="false"
+      rules=$(jq -n '[]')
+      ;;
+    *)
+      enableTraefik="true"
+      # If Traefik enabled => define if http auth Traefik middleware must be set by default
+      case $key in
+        gluetun|kavita|komga|nextcloud|ombi|overseerr|plex|portainer|tautulli)
+          defaultHttpAuth="false"
+          ;;
+        *)
+          defaultHttpAuth="true"
+          ;;
+      esac
+      # Define service default port from bundled config file
+      internalPort=$(cat config/ports | { grep $key || true; } | sed -r "s/^${key}: (.*)$/\1/")
+      rules=$(jq -n '[
+          {
+            "host": "'"$key"'",
+            "httpAuth": '"${defaultHttpAuth}"',
+            "internalPort": '"${internalPort}"',
+          }
+        ]')
+      ;;
+  esac
+
+  jq -r --argjson RULES "$rules" '.services[.services| length] |= . + 
+    {
+      "name": "'"$key"'",
+      "enabled": '"${enabled}"',
+      "vpn": '"${enableVpn}"',
+      "traefik": {
+        "enabled": '"${enableTraefik}"',
+        "rules": $RULES
+      }
+    }' config.json > tmp.json
+  rm -f config.json
+  mv tmp.json config.json
+
+done < services.conf
+
+# If we should enable Plex with hardware transcoding
+# if grep -q -E "plex.*transcoding: enable" services.conf; then
+#   if grep -q "plex: disable" services.conf; then
+#     cat config.json | jq -r 'select(.services[].name=="plex") += {"plexHardwareTranscode":"enable"}' > tmp.json
+#     rm -f config.json
+#     mv tmp.json config.json
+#   fi
+# fi
+
+#mv config.json config.bak.json
+
+# Transform json into yaml, easier to manipulate for the user
+cat config.json | yq e -P - > config.yaml
\ No newline at end of file