# ⚙️ update-manager

Simple CLI tool for checking and managing updates across multiple Linux hosts over SSH.

Built for speed, clarity, and control — no fluff.

---

## 🚀 Features

* Check for available updates on all hosts
* Run updates remotely via SSH
* Simple host configuration file
* Interactive terminal UI (whiptail)
* Lightweight and dependency-minimal

---

## 📦 Installation (Full Setup)

### 1. Clone repo

```bash
git clone https://github.com/your-repo/update-manager.git
cd update-manager
```

---

### 2. Create install directory

```bash
sudo mkdir -p /opt/update-manager
```

---

### 3. Copy files

```bash
sudo cp update-manager.sh /opt/update-manager/
sudo cp update-manager-ui.sh /opt/update-manager/ 2>/dev/null
```

---

### 4. Make executable

```bash
sudo chmod +x /opt/update-manager/update-manager.sh
sudo chmod +x /opt/update-manager/update-manager-ui.sh 2>/dev/null
```

---

### 5. Create symlinks

```bash
sudo ln -sf /opt/update-manager/update-manager.sh /usr/local/bin/update-manager
sudo ln -sf /opt/update-manager/update-manager-ui.sh /usr/local/bin/update-manager-ui 2>/dev/null
```

---

### 6. Install dependencies

```bash
sudo apt update && sudo apt install -y whiptail openssh-client
```

---

### 7. First run (creates config)

```bash
update-manager check
```

---

## ⚡ Quick Start (1 minute)

### Edit hosts file

```bash
nano /opt/update-manager/hosts.conf
```

Example:

```txt
# name ip user
lanx-ai 172.16.5.135 ed
lanx-www 172.16.5.140 ed
lanx-modoboa 172.16.5.130 ed
```

---

### Run check

```bash
update-manager check
```

---

## 🧠 Notes

* Hosts file is created automatically on first run
* Lines starting with `#` are ignored
* Empty lines are ignored
* Requires passwordless SSH access

---

## 🔐 SSH Setup (Required)

Generate SSH key (if needed):

```bash
ssh-keygen
```

Copy key to hosts:

```bash
ssh-copy-id user@host
```

Test access:

```bash
ssh user@host
```

✔ No password prompt = ready

---

## 🖥️ Terminal UI

Interactive menu for managing hosts.

### Start UI

```bash
update-manager-ui
```

---

### UI Features

* Check all hosts
* View hosts file
* Edit hosts file
* Add host
* Remove host

---

## 📁 File Structure

```txt
/opt/update-manager/
├── update-manager.sh
├── update-manager-ui.sh
├── hosts.conf
└── update-manager.conf
```

---

## ⚙️ Configuration

Default config:

```bash
/etc/update-manager.conf
```

Example:

```bash
HOSTS_FILE="/opt/update-manager/hosts.conf"
SSH_OPTIONS="-o BatchMode=yes -o ConnectTimeout=5"
```

---

## 🔧 Commands

```bash
update-manager check      # Check all hosts
update-manager update     # Run updates on all hosts
```

---

## 💡 Philosophy

* Keep it simple
* Keep it transparent
* No hidden magic
* Pure SSH control

---

## 🧱 Future Ideas

* Email reports (cron)
* Optional web UI
* Integration with Lanx monitoring

---

## ❤️ Built for Lanx

Designed for clean infrastructure, not enterprise chaos.

Developed by Ed & # ⚙️ update-manager

Simple CLI tool for checking and managing updates across multiple Linux hosts over SSH.

Built for speed, clarity, and control — no fluff.

---

## 🚀 Features

* Check for available updates on all hosts
* Run updates remotely via SSH
* Simple host configuration file
* Interactive terminal UI (whiptail)
* Lightweight and dependency-minimal

---

## 📦 Installation (Full Setup)

### 1. Clone repo

```bash
git clone https://github.com/your-repo/update-manager.git
cd update-manager
```

---

### 2. Create install directory

```bash
sudo mkdir -p /opt/update-manager
```

---

### 3. Copy files

```bash
sudo cp update-manager.sh /opt/update-manager/
sudo cp update-manager-ui.sh /opt/update-manager/ 2>/dev/null
```

---

### 4. Make executable

```bash
sudo chmod +x /opt/update-manager/update-manager.sh
sudo chmod +x /opt/update-manager/update-manager-ui.sh 2>/dev/null
```

---

### 5. Create symlinks

```bash
sudo ln -sf /opt/update-manager/update-manager.sh /usr/local/bin/update-manager
sudo ln -sf /opt/update-manager/update-manager-ui.sh /usr/local/bin/update-manager-ui 2>/dev/null
```

---

### 6. Install dependencies

```bash
sudo apt update && sudo apt install -y whiptail openssh-client
```

---

### 7. First run (creates config)

```bash
update-manager check
```

---

## ⚡ Quick Start (1 minute)

### Edit hosts file

```bash
nano /opt/update-manager/hosts.conf
```

Example:

```txt
# name ip user
lanx-ai 172.16.5.135 ed
lanx-www 172.16.5.140 ed
lanx-modoboa 172.16.5.130 ed
```

---

### Run check

```bash
update-manager check
```

---

## 🧠 Notes

* Hosts file is created automatically on first run
* Lines starting with `#` are ignored
* Empty lines are ignored
* Requires passwordless SSH access

---

## 🔐 SSH Setup (Required)

Generate SSH key (if needed):

```bash
ssh-keygen
```

Copy key to hosts:

```bash
ssh-copy-id user@host
```

Test access:

```bash
ssh user@host
```

✔ No password prompt = ready

---

## 🖥️ Terminal UI

Interactive menu for managing hosts.

### Start UI

```bash
update-manager-ui
```

---

### UI Features

* Check all hosts
* View hosts file
* Edit hosts file
* Add host
* Remove host

---

## 📁 File Structure

```txt
/opt/update-manager/
├── update-manager.sh
├── update-manager-ui.sh
├── hosts.conf
└── update-manager.conf
```

---

## ⚙️ Configuration

Default config:

```bash
/etc/update-manager.conf
```

Example:

```bash
HOSTS_FILE="/opt/update-manager/hosts.conf"
SSH_OPTIONS="-o BatchMode=yes -o ConnectTimeout=5"
```

---

## 🔧 Commands

```bash
update-manager check      # Check all hosts
update-manager update     # Run updates on all hosts
```

---

## 💡 Philosophy

* Keep it simple
* Keep it transparent
* No hidden magic
* Pure SSH control

---

## 🧱 Future Ideas

* Email reports (cron)
* Optional web UI
* Integration with Lanx monitoring

---

## ❤️ Built for Lanx

Designed for clean infrastructure, not enterprise chaos.

Developed by Ed & # ⚙️ update-manager

Simple CLI tool for checking and managing updates across multiple Linux hosts over SSH.

Built for speed, clarity, and control — no fluff.

---

## 🚀 Features

* Check for available updates on all hosts
* Run updates remotely via SSH
* Simple host configuration file
* Interactive terminal UI (whiptail)
* Lightweight and dependency-minimal

---

## 📦 Installation (Full Setup)

### 1. Clone repo

```bash
git clone https://github.com/your-repo/update-manager.git
cd update-manager
```

---

### 2. Create install directory

```bash
sudo mkdir -p /opt/update-manager
```

---

### 3. Copy files

```bash
sudo cp update-manager.sh /opt/update-manager/
sudo cp update-manager-ui.sh /opt/update-manager/ 2>/dev/null
```

---

### 4. Make executable

```bash
sudo chmod +x /opt/update-manager/update-manager.sh
sudo chmod +x /opt/update-manager/update-manager-ui.sh 2>/dev/null
```

---

### 5. Create symlinks

```bash
sudo ln -sf /opt/update-manager/update-manager.sh /usr/local/bin/update-manager
sudo ln -sf /opt/update-manager/update-manager-ui.sh /usr/local/bin/update-manager-ui 2>/dev/null
```

---

### 6. Install dependencies

```bash
sudo apt update && sudo apt install -y whiptail openssh-client
```

---

### 7. First run (creates config)

```bash
update-manager check
```

---

## ⚡ Quick Start (1 minute)

### Edit hosts file

```bash
nano /opt/update-manager/hosts.conf
```

Example:

```txt
# name ip user
lanx-ai 172.16.5.135 ed
lanx-www 172.16.5.140 ed
lanx-modoboa 172.16.5.130 ed
```

---

### Run check

```bash
update-manager check
```

---

## 🧠 Notes

* Hosts file is created automatically on first run
* Lines starting with `#` are ignored
* Empty lines are ignored
* Requires passwordless SSH access

---

## 🔐 SSH Setup (Required)

Generate SSH key (if needed):

```bash
ssh-keygen
```

Copy key to hosts:

```bash
ssh-copy-id user@host
```

Test access:

```bash
ssh user@host
```

✔ No password prompt = ready

---

## 🖥️ Terminal UI

Interactive menu for managing hosts.

### Start UI

```bash
update-manager-ui
```

---

### UI Features

* Check all hosts
* View hosts file
* Edit hosts file
* Add host
* Remove host

---

## 📁 File Structure

```txt
/opt/update-manager/
├── update-manager.sh
├── update-manager-ui.sh
├── hosts.conf
└── update-manager.conf
```

---

## ⚙️ Configuration

Default config:

```bash
/etc/update-manager.conf
```

Example:

```bash
HOSTS_FILE="/opt/update-manager/hosts.conf"
SSH_OPTIONS="-o BatchMode=yes -o ConnectTimeout=5"
```

---

## 🔧 Commands

```bash
update-manager check      # Check all hosts
update-manager update     # Run updates on all hosts
```

---

## 💡 Philosophy

* Keep it simple
* Keep it transparent
* No hidden magic
* Pure SSH control

---

## 🧱 Future Ideas

* Email reports (cron)
* Optional web UI
* Integration with Lanx monitoring

---

## ❤️ Built for Lanx

Designed for clean infrastructure, not enterprise chaos.

Developed by Ed & NodeFox