From 226697f8106494f96ceda88436bfb87273c6d991 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?H=C3=A5vard=20Gj=C3=B8by=20Thom?=
 <34199185+havardthom@users.noreply.github.com>
Date: Tue, 22 Oct 2024 18:39:54 +0200
Subject: [PATCH] Add new LXC: Open WebUI (#3944)

---
 ct/openwebui.sh              | 84 ++++++++++++++++++++++++++++++++++++
 install/openwebui-install.sh | 81 ++++++++++++++++++++++++++++++++++
 2 files changed, 165 insertions(+)
 create mode 100644 ct/openwebui.sh
 create mode 100644 install/openwebui-install.sh

diff --git a/ct/openwebui.sh b/ct/openwebui.sh
new file mode 100644
index 00000000..051c42f6
--- /dev/null
+++ b/ct/openwebui.sh
@@ -0,0 +1,84 @@
+#!/usr/bin/env bash
+source <(curl -s https://raw.githubusercontent.com/tteck/Proxmox/main/misc/build.func)
+# Copyright (c) 2021-2024 tteck
+# Author: tteck
+# Co-Author: havardthom
+# License: MIT
+# https://github.com/tteck/Proxmox/raw/main/LICENSE
+
+function header_info {
+clear
+cat <<"EOF"     
+   ____                      _       __     __    __  ______
+  / __ \____  ___  ____     | |     / /__  / /_  / / / /  _/
+ / / / / __ \/ _ \/ __ \    | | /| / / _ \/ __ \/ / / // /
+/ /_/ / /_/ /  __/ / / /    | |/ |/ /  __/ /_/ / /_/ // /
+\____/ .___/\___/_/ /_/     |__/|__/\___/_.___/\____/___/
+    /_/
+
+EOF
+}
+header_info
+echo -e "Loading..."
+APP="Open WebUI"
+var_disk="16"
+var_cpu="4"
+var_ram="4096"
+var_os="debian"
+var_version="12"
+variables
+color
+catch_errors
+
+function default_settings() {
+  CT_TYPE="1"
+  PW=""
+  CT_ID=$NEXTID
+  HN=$NSAPP
+  DISK_SIZE="$var_disk"
+  CORE_COUNT="$var_cpu"
+  RAM_SIZE="$var_ram"
+  BRG="vmbr0"
+  NET="dhcp"
+  GATE=""
+  APT_CACHER=""
+  APT_CACHER_IP=""
+  DISABLEIP6="no"
+  MTU=""
+  SD=""
+  NS=""
+  MAC=""
+  VLAN=""
+  SSH="no"
+  VERB="no"
+  echo_default
+}
+
+function update_script() {
+header_info
+if [[ ! -d /opt/open-webui ]]; then msg_error "No ${APP} Installation Found!"; exit; fi
+msg_info "Updating ${APP} (Patience)"
+cd /opt/open-webui
+output=$(git pull --no-rebase)
+if echo "$output" | grep -q "Already up to date."
+then
+  msg_ok "$APP is already up to date."
+  exit
+fi
+systemctl stop open-webui.service
+npm install &>/dev/null
+npm run build &>/dev/null
+cd ./backend
+pip install -r requirements.txt -U &>/dev/null
+systemctl start open-webui.service
+msg_ok "Updated Successfully"
+exit
+}
+
+start
+build_container
+description
+
+msg_ok "Completed Successfully!\n"
+echo -e "${APP} should be reachable by going to the following URL.
+         ${BL}http://${IP}:8080${CL} \n"
diff --git a/install/openwebui-install.sh b/install/openwebui-install.sh
new file mode 100644
index 00000000..a5edd864
--- /dev/null
+++ b/install/openwebui-install.sh
@@ -0,0 +1,81 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2024 tteck
+# Author: tteck
+# Co-Author: havardthom
+# License: MIT
+# https://github.com/tteck/Proxmox/raw/main/LICENSE
+
+source /dev/stdin <<< "$FUNCTIONS_FILE_PATH"
+color
+verb_ip6
+catch_errors
+setting_up_container
+network_check
+update_os
+
+msg_info "Installing Dependencies"
+$STD apt-get install -y curl
+$STD apt-get install -y sudo
+$STD apt-get install -y mc
+$STD apt-get install -y gpg
+$STD apt-get install -y git
+msg_ok "Installed Dependencies"
+
+msg_info "Installing Python3 Dependencies"
+$STD apt-get install -y --no-install-recommends \
+  python3 \
+  python3-pip
+msg_ok "Installed Python3 Dependencies"
+
+msg_info "Setting up Node.js Repository"
+mkdir -p /etc/apt/keyrings
+curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg
+echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_20.x nodistro main" >/etc/apt/sources.list.d/nodesource.list
+msg_ok "Set up Node.js Repository"
+
+msg_info "Installing Node.js"
+$STD apt-get update
+$STD apt-get install -y nodejs
+msg_ok "Installed Node.js"
+
+msg_info "Installing Open WebUI (Patience)"
+$STD git clone https://github.com/open-webui/open-webui.git /opt/open-webui
+cd /opt/open-webui/backend
+$STD pip3 install torch torchvision torchaudio --index-url https://download.pytorch.org/whl/cpu
+$STD pip3 install -r requirements.txt -U
+cd /opt/open-webui
+cp .env.example .env
+cat <<EOF >/opt/open-webui/.env
+ENV=prod
+ENABLE_OLLAMA_API=false
+EOF
+$STD npm install
+$STD npm run build
+msg_ok "Installed Open WebUI"
+
+msg_info "Creating Service"
+cat <<EOF >/etc/systemd/system/open-webui.service
+[Unit]
+Description=Open WebUI Service
+After=network.target
+
+[Service]
+Type=exec
+WorkingDirectory=/opt/open-webui
+EnvironmentFile=/opt/open-webui/.env
+ExecStart=/opt/open-webui/backend/start.sh
+
+[Install]
+WantedBy=multi-user.target
+EOF
+systemctl enable -q --now open-webui.service
+msg_ok "Created Service"
+
+motd_ssh
+customize
+
+msg_info "Cleaning up"
+$STD apt-get -y autoremove
+$STD apt-get -y autoclean
+msg_ok "Cleaned"