error-handler: Implement json_escape and enhance error handling

Added json_escape function for safe JSON embedding and updated error handling to include user abort messages.

CHANGELOG.md

@@ -407,8 +407,19 @@ Exercise vigilance regarding copycat or coat-tailing sites that seek to exploit
 
   - #### 🐞 Bug Fixes
 
+    - Pangolin: switch sqlite-specific back to generic [@MickLesk](https://github.com/MickLesk) ([#11868](https://github.com/community-scripts/ProxmoxVE/pull/11868))
     - [Hotfix] Jotty: Copy contents of config backup into /opt/jotty/config [@vhsdream](https://github.com/vhsdream) ([#11864](https://github.com/community-scripts/ProxmoxVE/pull/11864))
 
+  - #### 🔧 Refactor
+
+    - Refactor: Radicale [@vhsdream](https://github.com/vhsdream) ([#11850](https://github.com/community-scripts/ProxmoxVE/pull/11850))
+
+### 🌐 Website
+
+  - #### 📝 Script Information
+
+    - SQLServer-2025: add PVE9/Kernel 6.x incompatibility warning [@MickLesk](https://github.com/MickLesk) ([#11829](https://github.com/community-scripts/ProxmoxVE/pull/11829))
+
 ## 2026-02-12
 
 ### 🚀 Updated Scripts

ct/openwebui.sh

@@ -43,8 +43,8 @@ function update_script() {
     msg_ok "Removed legacy installation"
 
     msg_info "Installing uv-based Open-WebUI"
-    PYTHON_VERSION="3.12" setup_uv
-    $STD uv tool install --python 3.12 open-webui[all]
+    PYTHON_VERSION="3.11" setup_uv
+    $STD uv tool install --python 3.11 open-webui[all]
     msg_ok "Installed uv-based Open-WebUI"
 
     msg_info "Restoring data"

ct/pangolin.sh

@@ -51,7 +51,7 @@ function update_script() {
     $STD npm run db:generate
     $STD npm run build
     $STD npm run build:cli
-    $STD npm run db:sqlite:push
+    $STD npm run db:push
     cp -R .next/standalone ./
     chmod +x ./dist/cli.mjs
     cp server/db/names.json ./dist/names.json

ct/radicale.sh

@@ -28,16 +28,55 @@ function update_script() {
     exit
   fi
 
-  msg_info "Updating ${APP}"
-  $STD python3 -m venv /opt/radicale
-  source /opt/radicale/bin/activate
-  $STD python3 -m pip install --upgrade https://github.com/Kozea/Radicale/archive/master.tar.gz
-  msg_ok "Updated ${APP}"
+  if check_for_gh_release "Radicale" "Kozea/Radicale"; then
+    msg_info "Stopping service"
+    systemctl stop radicale
+    msg_ok "Stopped service"
 
-  msg_info "Starting Service"
-  systemctl enable -q --now radicale
-  msg_ok "Started Service"
-  msg_ok "Updated successfully!"
+    msg_info "Backing up users file"
+    cp /opt/radicale/users /opt/radicale_users_backup
+    msg_ok "Backed up users file"
+
+    PYTHON_VERSION="3.13" setup_uv
+    CLEAN_INSTALL=1 fetch_and_deploy_gh_release "Radicale" "Kozea/Radicale" "tarball" "latest" "/opt/radicale"
+
+    msg_info "Restoring users file"
+    rm -f /opt/radicale/users
+    mv /opt/radicale_users_backup /opt/radicale/users
+    msg_ok "Restored users file"
+
+    if grep -q 'start.sh' /etc/systemd/system/radicale.service; then
+      sed -i -e '/^Description/i[Unit]' \
+        -e '\|^ExecStart|iWorkingDirectory=/opt/radicale' \
+        -e 's|^ExecStart=.*|ExecStart=/usr/local/bin/uv run -m radicale --config /etc/radicale/config|' /etc/systemd/system/radicale.service
+      systemctl daemon-reload
+    fi
+    if [[ ! -f /etc/radicale/config ]]; then
+      msg_info "Migrating to config file (/etc/radicale/config)"
+      mkdir -p /etc/radicale
+      cat <<EOF >/etc/radicale/config
+[server]
+hosts = 0.0.0.0:5232
+
+[auth]
+type = htpasswd
+htpasswd_filename = /opt/radicale/users
+htpasswd_encryption = sha512
+
+[storage]
+type = multifilesystem
+filesystem_folder = /var/lib/radicale/collections
+
+[web]
+type = internal
+EOF
+      msg_ok "Migrated to config (/etc/radicale/config)"
+    fi
+    msg_info "Starting service"
+    systemctl start radicale
+    msg_ok "Started service"
+    msg_ok "Updated Successfully!"
+  fi
   exit
 }
 

frontend/public/json/radicale.json

@@ -12,7 +12,7 @@
   "documentation": "https://radicale.org/master.html#documentation-1",
   "website": "https://radicale.org/",
   "logo": "https://cdn.jsdelivr.net/gh/selfhst/icons@main/webp/radicale.webp",
-  "config_path": "/etc/radicale/config or ~/.config/radicale/config",
+  "config_path": "/etc/radicale/config",
   "description": "Radicale is a small but powerful CalDAV (calendars, to-do lists) and CardDAV (contacts)",
   "install_methods": [
     {

frontend/public/json/sqlserver2025.json

@@ -32,6 +32,10 @@
     "password": null
   },
   "notes": [
+    {
+      "text": "SQL Server (2025) SQLPAL is incompatible with Proxmox VE 9 (Kernel 6.12+) in LXC containers. Use a VM instead or the SQL-Server 2022 LXC.",
+      "type": "warning"
+    },
     {
       "text": "If you choose not to run the installation setup, execute: `/opt/mssql/bin/mssql-conf setup` in LXC shell.",
       "type": "info"

install/openwebui-install.sh

@@ -21,10 +21,10 @@ msg_ok "Installed Dependencies"
 
 setup_hwaccel
 
-PYTHON_VERSION="3.12" setup_uv
+PYTHON_VERSION="3.11" setup_uv
 
 msg_info "Installing Open WebUI"
-$STD uv tool install --python 3.12 open-webui[all]
+$STD uv tool install --python 3.11 open-webui[all]
 msg_ok "Installed Open WebUI"
 
 read -r -p "${TAB3}Would you like to add Ollama? <y/N> " prompt

install/pangolin-install.sh

@@ -36,7 +36,7 @@ $STD npm ci
 $STD npm run set:sqlite
 $STD npm run set:oss
 rm -rf server/private
-$STD npm run db:sqlite:generate
+$STD npm run db:generate
 $STD npm run build
 $STD npm run build:cli
 cp -R .next/standalone ./
@@ -178,7 +178,7 @@ http:
         servers:
           - url: "http://$LOCAL_IP:3000"
 EOF
-$STD npm run db:sqlite:push
+$STD npm run db:push
 
 . /etc/os-release
 if [ "$VERSION_CODENAME" = "trixie" ]; then

install/radicale-install.sh

@@ -14,42 +14,51 @@ network_check
 update_os
 
 msg_info "Installing Dependencies"
-$STD apt install -y \
-  apache2-utils \
-  python3-pip \
-  python3-venv
+$STD apt install -y apache2-utils
 msg_ok "Installed Dependencies"
 
+PYTHON_VERSION="3.13" setup_uv
+fetch_and_deploy_gh_release "Radicale" "Kozea/Radicale" "tarball" "latest" "/opt/radicale"
+
 msg_info "Setting up Radicale"
-python3 -m venv /opt/radicale
-source /opt/radicale/bin/activate
-$STD python3 -m pip install --upgrade https://github.com/Kozea/Radicale/archive/master.tar.gz
+cd /opt/radicale
 RNDPASS=$(openssl rand -base64 18 | tr -dc 'a-zA-Z0-9' | head -c13)
-$STD htpasswd -c -b -5 /opt/radicale/users admin $RNDPASS
+$STD htpasswd -c -b -5 /opt/radicale/users admin "$RNDPASS"
 {
   echo "Radicale Credentials"
   echo "Admin User: admin"
   echo "Admin Password: $RNDPASS"
 } >>~/radicale.creds
-msg_ok "Done setting up Radicale"
 
-msg_info "Setup Service"
+mkdir -p /etc/radicale
+cat <<EOF >/etc/radicale/config
+[server]
+hosts = 0.0.0.0:5232
 
-cat <<EOF >/opt/radicale/start.sh
-#!/usr/bin/env bash
-source /opt/radicale/bin/activate
-python3 -m radicale --storage-filesystem-folder=/var/lib/radicale/collections --hosts 0.0.0.0:5232 --auth-type htpasswd --auth-htpasswd-filename /opt/radicale/users --auth-htpasswd-encryption sha512
+[auth]
+type = htpasswd
+htpasswd_filename = /opt/radicale/users
+htpasswd_encryption = sha512
+
+[storage]
+type = multifilesystem
+filesystem_folder = /var/lib/radicale/collections
+
+[web]
+type = internal
 EOF
+msg_ok "Set up Radicale"
 
-chmod +x /opt/radicale/start.sh
-
+msg_info "Creating Service"
 cat <<EOF >/etc/systemd/system/radicale.service
+[Unit]
 Description=A simple CalDAV (calendar) and CardDAV (contact) server
 After=network.target
 Requires=network.target
 
 [Service]
-ExecStart=/opt/radicale/start.sh
+WorkingDirectory=/opt/radicale
+ExecStart=/usr/local/bin/uv run -m radicale --config /etc/radicale/config
 Restart=on-failure
 # User=radicale
 # Deny other users access to the calendar data

install/unifi-install.sh

@@ -15,16 +15,18 @@ update_os
 
 msg_info "Installing Dependencies"
 $STD apt install -y apt-transport-https
+curl -fsSL "https://dl.ui.com/unifi/unifi-repo.gpg" -o "/usr/share/keyrings/unifi-repo.gpg"
+cat <<EOF | sudo tee /etc/apt/sources.list.d/100-ubnt-unifi.sources >/dev/null
+Types: deb
+URIs: https://www.ui.com/downloads/unifi/debian
+Suites: stable
+Components: ubiquiti
+Architectures: amd64
+Signed-By: /usr/share/keyrings/unifi-repo.gpg
+EOF
+$STD apt update
 msg_ok "Installed Dependencies"
 
-setup_deb822_repo \
-  "unifi" \
-  "https://dl.ui.com/unifi/unifi-repo.gpg" \
-  "https://www.ui.com/downloads/unifi/debian" \
-  "stable" \
-  "ubiquiti" \
-  "amd64"
-
 JAVA_VERSION="21" setup_java
 
 if lscpu | grep -q 'avx'; then

misc/api.func

@@ -153,7 +153,7 @@ explain_exit_code() {
   126) echo "Command invoked cannot execute (permission problem?)" ;;
   127) echo "Command not found" ;;
   128) echo "Invalid argument to exit" ;;
-  130) echo "Terminated by Ctrl+C (SIGINT)" ;;
+  130) echo "Aborted by user (SIGINT)" ;;
   134) echo "Process aborted (SIGABRT - possibly Node.js heap overflow)" ;;
   137) echo "Killed (SIGKILL / Out of memory?)" ;;
   139) echo "Segmentation fault (core dumped)" ;;
@@ -233,6 +233,43 @@ explain_exit_code() {
   esac
 }
 
+# ------------------------------------------------------------------------------
+# json_escape()
+#
+# - Escapes a string for safe JSON embedding
+# - Handles backslashes, quotes, newlines, tabs, and carriage returns
+# ------------------------------------------------------------------------------
+json_escape() {
+  local s="$1"
+  s=${s//\\/\\\\}
+  s=${s//"/\\"}
+  s=${s//$'\n'/\\n}
+  s=${s//$'\r'/}
+  s=${s//$'\t'/\\t}
+  echo "$s"
+}
+
+# ------------------------------------------------------------------------------
+# get_error_text()
+#
+# - Returns last 20 lines of the active log (INSTALL_LOG or BUILD_LOG)
+# - Falls back to empty string if no log is available
+# ------------------------------------------------------------------------------
+get_error_text() {
+  local logfile=""
+  if declare -f get_active_logfile >/dev/null 2>&1; then
+    logfile=$(get_active_logfile)
+  elif [[ -n "${INSTALL_LOG:-}" ]]; then
+    logfile="$INSTALL_LOG"
+  elif [[ -n "${BUILD_LOG:-}" ]]; then
+    logfile="$BUILD_LOG"
+  fi
+
+  if [[ -n "$logfile" && -s "$logfile" ]]; then
+    tail -n 20 "$logfile" 2>/dev/null | sed 's/\r$//'
+  fi
+}
+
 # ==============================================================================
 # SECTION 2: TELEMETRY FUNCTIONS
 # ==============================================================================
@@ -601,7 +638,13 @@ post_update_to_api() {
     else
       exit_code=1
     fi
-    error=$(explain_exit_code "$exit_code")
+    local error_text=""
+    error_text=$(get_error_text)
+    if [[ -n "$error_text" ]]; then
+      error=$(json_escape "$error_text")
+    else
+      error=$(json_escape "$(explain_exit_code "$exit_code")")
+    fi
     error_category=$(categorize_error "$exit_code")
     [[ -z "$error" ]] && error="Unknown error"
   fi
@@ -691,6 +734,9 @@ categorize_error() {
   # Configuration errors
   203 | 204 | 205 | 206 | 207 | 208) echo "config" ;;
 
+  # Aborted by user
+  130) echo "aborted" ;;
+
   # Resource errors (OOM, etc)
   137 | 134) echo "resource" ;;
 
@@ -755,7 +801,13 @@ post_tool_to_api() {
 
   if [[ "$status" == "failed" ]]; then
     [[ ! "$exit_code" =~ ^[0-9]+$ ]] && exit_code=1
-    error=$(explain_exit_code "$exit_code")
+    local error_text=""
+    error_text=$(get_error_text)
+    if [[ -n "$error_text" ]]; then
+      error=$(json_escape "$error_text")
+    else
+      error=$(json_escape "$(explain_exit_code "$exit_code")")
+    fi
     error_category=$(categorize_error "$exit_code")
   fi
 
@@ -816,7 +868,13 @@ post_addon_to_api() {
 
   if [[ "$status" == "failed" ]]; then
     [[ ! "$exit_code" =~ ^[0-9]+$ ]] && exit_code=1
-    error=$(explain_exit_code "$exit_code")
+    local error_text=""
+    error_text=$(get_error_text)
+    if [[ -n "$error_text" ]]; then
+      error=$(json_escape "$error_text")
+    else
+      error=$(json_escape "$(explain_exit_code "$exit_code")")
+    fi
     error_category=$(categorize_error "$exit_code")
   fi
 
@@ -909,7 +967,13 @@ post_update_to_api_extended() {
     else
       exit_code=1
     fi
-    error=$(explain_exit_code "$exit_code")
+    local error_text=""
+    error_text=$(get_error_text)
+    if [[ -n "$error_text" ]]; then
+      error=$(json_escape "$error_text")
+    else
+      error=$(json_escape "$(explain_exit_code "$exit_code")")
+    fi
     error_category=$(categorize_error "$exit_code")
     [[ -z "$error" ]] && error="Unknown error"
   fi