kaa Installation Guide Installation Guide

kaa is a free and open-source IoT platform. Kaa provides multi-purpose middleware for IoT

Hardware Requirements:

CPU: 4+ cores

RAM: 8GB minimum

Storage: 50GB for data

Network: HTTP/MQTT

Operating System:

Linux: Any modern distribution (RHEL, Debian, Ubuntu, CentOS, Fedora, Arch, Alpine, openSUSE)

macOS: 10.14+ (Mojave or newer)

Windows: Windows Server 2016+ or Windows 10

FreeBSD: 11.0+

Network Requirements:

Port 8080 (default kaa port)

Various services

Dependencies:

See official documentation for specific requirements

System Access: root or sudo privileges required

This guide supports installation on:

RHEL 8/9 and derivatives (CentOS Stream, Rocky Linux, AlmaLinux)

Debian 11/12

Ubuntu 20.04/22.04/24.04 LTS

Arch Linux (rolling release)

Alpine Linux 3.18+

openSUSE Leap 15.5+ / Tumbleweed

SUSE Linux Enterprise Server (SLES) 15+

macOS 12+ (Monterey and later)

FreeBSD 13+

Windows 10/11/Server 2019+ (where applicable)

bash

# Install EPEL repository if needed
sudo dnf install -y epel-release

# Install kaa
sudo dnf install -y kaa

# Enable and start service
sudo systemctl enable --now kaa

# Configure firewall
sudo firewall-cmd --permanent --add-port=8080/tcp
sudo firewall-cmd --reload

# Verify installation
kaa --version

bash

# Update package index
sudo apt update

# Install kaa
sudo apt install -y kaa

# Enable and start service
sudo systemctl enable --now kaa

# Configure firewall
sudo ufw allow 8080

# Verify installation
kaa --version

bash

# Install kaa
sudo pacman -S kaa

# Enable and start service
sudo systemctl enable --now kaa

# Verify installation
kaa --version

bash

# Install kaa
apk add --no-cache kaa

# Enable and start service
rc-update add kaa default
rc-service kaa start

# Verify installation
kaa --version

bash

# Install kaa
sudo zypper install -y kaa

# Enable and start service
sudo systemctl enable --now kaa

# Configure firewall
sudo firewall-cmd --permanent --add-port=8080/tcp
sudo firewall-cmd --reload

# Verify installation
kaa --version

bash

# Using Homebrew
brew install kaa

# Start service
brew services start kaa

# Verify installation
kaa --version

bash

# Using pkg
pkg install kaa

# Enable in rc.conf
echo 'kaa_enable="YES"' >> /etc/rc.conf

# Start service
service kaa start

# Verify installation
kaa --version

bash

# Using Chocolatey
choco install kaa

# Or using Scoop
scoop install kaa

# Verify installation
kaa --version

bash

# Create configuration directory
sudo mkdir -p /etc/kaa

# Set up basic configuration
# See official documentation for detailed configuration options

# Test configuration
kaa --version

bash

# Enable service
sudo systemctl enable kaa

# Start service
sudo systemctl start kaa

# Stop service
sudo systemctl stop kaa

# Restart service
sudo systemctl restart kaa

# Check status
sudo systemctl status kaa

# View logs
sudo journalctl -u kaa -f

bash

# Enable service
rc-update add kaa default

# Start service
rc-service kaa start

# Stop service
rc-service kaa stop

# Restart service
rc-service kaa restart

# Check status
rc-service kaa status

bash

# Enable in /etc/rc.conf
echo 'kaa_enable="YES"' >> /etc/rc.conf

# Start service
service kaa start

# Stop service
service kaa stop

# Restart service
service kaa restart

# Check status
service kaa status

bash

# Using Homebrew services
brew services start kaa
brew services stop kaa
brew services restart kaa

# Check status
brew services list | grep kaa

powershell

# Start service
net start kaa

# Stop service
net stop kaa

# Using PowerShell
Start-Service kaa
Stop-Service kaa
Restart-Service kaa

# Check status
Get-Service kaa

See the official documentation for advanced configuration options.

nginx

upstream kaa_backend {
    server 127.0.0.1:8080;
}

server {
    listen 80;
    server_name kaa.example.com;
    return 301 https://$server_name$request_uri;
}

server {
    listen 443 ssl http2;
    server_name kaa.example.com;

    ssl_certificate /etc/ssl/certs/kaa.example.com.crt;
    ssl_certificate_key /etc/ssl/private/kaa.example.com.key;

    location / {
        proxy_pass http://kaa_backend;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

apache

<VirtualHost *:80>
    ServerName kaa.example.com
    Redirect permanent / https://kaa.example.com/
</VirtualHost>

<VirtualHost *:443>
    ServerName kaa.example.com
    
    SSLEngine on
    SSLCertificateFile /etc/ssl/certs/kaa.example.com.crt
    SSLCertificateKeyFile /etc/ssl/private/kaa.example.com.key
    
    ProxyRequests Off
    ProxyPreserveHost On
    
    ProxyPass / http://127.0.0.1:8080/
    ProxyPassReverse / http://127.0.0.1:8080/
</VirtualHost>

haproxy

frontend kaa_frontend
    bind *:80
    bind *:443 ssl crt /etc/ssl/certs/kaa.pem
    redirect scheme https if !{ ssl_fc }
    default_backend kaa_backend

backend kaa_backend
    balance roundrobin
    server kaa1 127.0.0.1:8080 check

bash

# Set appropriate permissions
sudo chown -R kaa:kaa /etc/kaa
sudo chmod 750 /etc/kaa

# Configure firewall
sudo firewall-cmd --permanent --add-port=8080/tcp
sudo firewall-cmd --reload

# Enable SELinux policies (if applicable)
sudo setsebool -P httpd_can_network_connect on

See official documentation for database configuration requirements.

bash

# Basic system tuning
echo 'net.core.somaxconn = 65535' | sudo tee -a /etc/sysctl.conf
echo 'net.ipv4.tcp_max_syn_backlog = 65535' | sudo tee -a /etc/sysctl.conf
sudo sysctl -p

bash

# Check service status
sudo systemctl status kaa

# View logs
sudo journalctl -u kaa -f

# Monitor resource usage
top -p $(pgrep kaa)

bash

#!/bin/bash
# Basic backup script
BACKUP_DIR="/backup/kaa"
DATE=$(date +%Y%m%d_%H%M%S)

mkdir -p "$BACKUP_DIR"
tar -czf "$BACKUP_DIR/kaa-backup-$DATE.tar.gz" /etc/kaa /var/lib/kaa

echo "Backup completed: $BACKUP_DIR/kaa-backup-$DATE.tar.gz"

bash

# Stop service
sudo systemctl stop kaa

# Restore from backup
tar -xzf /backup/kaa/kaa-backup-*.tar.gz -C /

# Start service
sudo systemctl start kaa

1. Service won't start:

bash

# Check logs
sudo journalctl -u kaa -n 100
sudo tail -f /var/log/kaa/kaa.log

# Check configuration
kaa --version

# Check permissions
ls -la /etc/kaa

2. Connection issues:

bash

# Check if service is listening
sudo ss -tlnp | grep 8080

# Test connectivity
telnet localhost 8080

# Check firewall
sudo firewall-cmd --list-all

3. Performance issues:

bash

# Check resource usage
top -p $(pgrep kaa)

# Check disk I/O
iotop -p $(pgrep kaa)

# Check connections
ss -an | grep 8080

yaml

version: '3.8'
services:
  kaa:
    image: kaa:latest
    ports:
      - "8080:8080"
    volumes:
      - ./config:/etc/kaa
      - ./data:/var/lib/kaa
    restart: unless-stopped

Maintenance

bash

# RHEL/CentOS/Rocky/AlmaLinux
sudo dnf update kaa

# Debian/Ubuntu
sudo apt update && sudo apt upgrade kaa

# Arch Linux
sudo pacman -Syu kaa

# Alpine Linux
apk update && apk upgrade kaa

# openSUSE
sudo zypper update kaa

# FreeBSD
pkg update && pkg upgrade kaa

# Always backup before updates
tar -czf /backup/kaa-pre-update-$(date +%Y%m%d).tar.gz /etc/kaa

# Restart after updates
sudo systemctl restart kaa

Regular Maintenance

bash

# Log rotation
sudo logrotate -f /etc/logrotate.d/kaa

# Clean old logs
find /var/log/kaa -name "*.log" -mtime +30 -delete

# Check disk usage
du -sh /var/lib/kaa

Official Documentation: https://docs.kaa.org/

GitHub Repository: https://github.com/kaa/kaa

Community Forum: https://forum.kaa.org/

Best Practices Guide: https://docs.kaa.org/best-practices

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Note: This guide is part of the HowToMgr collection. Always refer to official documentation for the most up-to-date information.

1. Prerequisites

2. Supported Operating Systems

3. Installation

RHEL/CentOS/Rocky Linux/AlmaLinux

Debian/Ubuntu

Arch Linux

Alpine Linux

openSUSE/SLES

macOS

FreeBSD

Windows

Initial Configuration

Basic Configuration

5. Service Management

systemd (RHEL, Debian, Ubuntu, Arch, openSUSE)

OpenRC (Alpine Linux)

rc.d (FreeBSD)

launchd (macOS)

Windows Service Manager

Advanced Configuration

Reverse Proxy Setup

nginx Configuration

Apache Configuration

HAProxy Configuration

Security Configuration

Basic Security Setup

Database Setup

Performance Optimization

System Tuning

Monitoring

Basic Monitoring

9. Backup and Restore

Backup Script

Restore Procedure

6. Troubleshooting

Common Issues

Integration Examples

Docker Compose Example

Maintenance

Update Procedures

Regular Maintenance

Additional Resources

Related Iot platforms Guides

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emqx Installation Guide

flespi Installation Guide