Class: Jamal::CLI

Inherits:
Object
  • Object
show all
Defined in:
lib/jamal.rb

Class Method Summary collapse

Class Method Details

.deploy(config_path: '_jamal.yml') ⇒ Object 



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# File 'lib/jamal.rb', line 100

def self.deploy(config_path: '_jamal.yml')
  # Load configuration
  config = YAML.load_file(config_path)
  temp_password_file = nil  # Declare variable outside begin block
  
  begin
    Net::SSH.start(config['host'], config['user'],
      password: config['password']
    ) do |ssh|
      puts "Connected to #{config['host']}..."
      
      # Check rsync daemon status
      puts "Checking rsync daemon status..."
      status = ssh.exec!("sudo systemctl status rsync")
      unless status.include?("active (running)")
        puts "Restarting rsync daemon..."
        ssh.exec!("sudo systemctl restart rsync")
      end
      
      # Create nginx configuration with support for multiple domains
      nginx_config = "        server {\n          listen 80;\n          server_name \#{Array(config['domains']).join(' ')};\n          root /var/www/\#{config['name']};\n          index index.html index.htm;\n          \n          location / {\n            try_files $uri $uri/ =404;\n          }\n          \n          error_page 400 /400.html;\n          error_page 401 /401.html;\n          error_page 403 /403.html;\n          error_page 404 /404.html;\n          error_page 405 /405.html;\n          error_page 408 /408.html;\n          error_page 429 /429.html;\n          error_page 500 /500.html;\n          error_page 502 /502.html;\n          error_page 503 /503.html;\n          error_page 504 /504.html;\n        }\n      CONFIG\n      \n      # Check if nginx config already exists and is the same\n      existing_config = ssh.exec!(\"sudo cat /etc/nginx/sites-available/\#{config['name']} 2>/dev/null\")\n      if existing_config == nginx_config\n        puts \"Nginx configuration unchanged, skipping update...\"\n      else\n        # Create directory and upload nginx config\n        puts \"Setting up nginx configuration...\"\n        ssh.exec!(\"sudo mkdir -p /var/www/\#{config['name']}\")\n        ssh.exec!(\"sudo chown -R \#{config['user']}:\#{config['user']} /var/www/\#{config['name']}\")\n        ssh.exec!(\"sudo chmod -R 755 /var/www/\#{config['name']}\")\n        \n        # Upload nginx config using SFTP\n        File.write('/tmp/temp_nginx.conf', nginx_config)\n        ssh.sftp.connect do |sftp|\n          sftp.upload!('/tmp/temp_nginx.conf', \"/tmp/\#{config['name']}.conf\")\n          File.delete('/tmp/temp_nginx.conf')\n        end\n        \n        # Move config to nginx sites and enable it\n        ssh.exec!(\"sudo mv /tmp/\#{config['name']}.conf /etc/nginx/sites-available/\#{config['name']}\")\n        ssh.exec!(\"sudo ln -sf /etc/nginx/sites-available/\#{config['name']} /etc/nginx/sites-enabled/\")\n        \n        # Test and reload nginx\n        puts \"Testing nginx configuration...\"\n        result = ssh.exec!(\"sudo nginx -t\")\n        if result && !result.include?(\"error\")\n          ssh.exec!(\"sudo systemctl reload nginx\")\n          puts \"Nginx configuration updated successfully!\"\n        else\n          raise Error, \"Invalid nginx configuration\"\n        end\n      end\n\n      # Replace SSH-based rsync with daemon-based rsync\n      local_path = config['local_path']\n      local_path = \"\#{local_path}/\" unless local_path.end_with?('/')\n      \n      # Create temporary password file for rsync\n      temp_password_file = Tempfile.new('rsync_password')\n      temp_password_file.write(config['rsync_password'])\n      temp_password_file.close\n      FileUtils.chmod(0600, temp_password_file.path)\n\n      # Build rsync command for daemon mode with simplified output\n      rsync_cmd = [\n        \"rsync\",\n        \"-ahi\",                   # archive mode, human-readable, itemize changes\n        \"--delete\",              # delete extraneous files\n        \"--out-format='%i | %n'\", # simplified output format showing changes and filename\n        \"--password-file=\#{temp_password_file.path}\",\n        local_path,\n        \"rsync://\#{config['name']}@\#{config['host']}/\#{config['name']}/\"\n      ].join(\" \")\n      \n      # Execute rsync with better error handling\n      puts \"Syncing website files...\"\n\n      IO.popen(rsync_cmd) do |io|\n        while line = io.gets\n          info = line.partition('|').first.strip\n          filename = line.partition('|').last.strip\n\n          if info[0] == '<'\n            puts \"Uploading    \#{filename}\"\n          elsif info[0] == '.'\n            if info[1] == 'd'\n              puts \"Acessing     \#{filename}\"\n            else\n              puts \"Unchanged    \#{filename}\"\n            end\n          elsif info == \"*deleting\"\n            puts \"Deleting    \#{filename}\"\n          elsif info == \"cd+++++++++\"\n            puts \"Creating     \#{filename}\"\n          else\n            puts line\n          end\n        end\n      end\n\n      exit_status = $?.exitstatus\n      \n      # Clean up temporary password file\n      temp_password_file.unlink\n      \n      if exit_status != 0\n        puts \"Rsync failed. Checking daemon accessibility...\"\n        system(\"nc -zv \#{config['host']} 873\")\n        raise Error, \"Rsync failed with status: \#{exit_status}. Please check the rsync daemon is running and port 873 is accessible.\"\n      end\n      \n      puts \"Sync completed!\"\n    end\n  rescue Net::SSH::AuthenticationFailed\n    raise Error, \"SSH authentication failed\"\n  rescue StandardError => e\n    raise Error, \"Deployment failed: \#{e.message}\"\n  ensure\n    # Now temp_password_file will be in scope\n    temp_password_file&.unlink\n  end\nend\n"

.init(config_path: '_jamal.yml') ⇒ Object 



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# File 'lib/jamal.rb', line 292

def self.init(config_path: '_jamal.yml')
  # Create the config file
  File.write(config_path, {
    'name' => 'example',
    'host' => '1.2.3.4',
    'user' => 'root',
    'password' => 'password',
    'domains' => ['example.com', 'www.example.com'],
    'local_path' => './_site'
  }.to_yaml)
  puts "Created #{config_path} with default configuration."
end

.remove(config_path: '_jamal.yml') ⇒ Object 



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# File 'lib/jamal.rb', line 248

def self.remove(config_path: '_jamal.yml')
  # Load configuration
  config = YAML.load_file(config_path)
  
  begin
    Net::SSH.start(config['host'], config['user'],
      password: config['password']
    ) do |ssh|
      puts "Connected to #{config['host']}..."
      
      # Remove nginx configuration
      puts "Removing nginx configuration..."
      ssh.exec!("sudo rm -f /etc/nginx/sites-enabled/#{config['name']}")
      ssh.exec!("sudo rm -f /etc/nginx/sites-available/#{config['name']}")
      ssh.exec!("sudo systemctl reload nginx")
      
      # Remove website files
      puts "Removing website files..."
      ssh.exec!("sudo rm -rf /var/www/#{config['name']}")
      
      # Remove rsync secrets
      puts "Removing rsync secrets..."
      ssh.exec!("sudo sed -i '/#{config['name']}:.*$/d' /etc/rsyncd.secrets")
      
      # Remove rsync configuration
      puts "Removing rsync configuration..."
      ssh.exec!("sudo sed -i '/\\[#{config['name']}\\]/,/^$/d' /etc/rsyncd.conf")
      
      # Clean up empty lines in rsync config
      ssh.exec!("sudo sed -i '/^$/N;/^\\n$/D' /etc/rsyncd.conf")
      
      # Remove rsync_password from local config file
      config.delete('rsync_password')
      File.write(config_path, config.to_yaml)
      
      puts "Successfully removed all configurations for #{config['name']}!"
    end
  rescue Net::SSH::AuthenticationFailed
    raise Error, "SSH authentication failed"
  rescue StandardError => e
    raise Error, "Removal failed: #{e.message}"
  end
end

.setup(config_path: '_jamal.yml') ⇒ Object 



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# File 'lib/jamal.rb', line 14

def self.setup(config_path: '_jamal.yml')
  # Load configuration
  config = YAML.load_file(config_path)
  
  begin
    # Establish SSH connection using config values
    Net::SSH.start(config['host'], config['user'],
      password: config['password']
    ) do |ssh|
      puts "Connected to #{config['host']}..."
      
      # Check if nginx is installed
      result = ssh.exec!("nginx -v")
      if result && !result.include?("not found")
        puts "nginx is already installed"
      else
        puts "Installing nginx..."
        # Update package list and install nginx
        ssh.exec!("sudo apt-get update")
        ssh.exec!("sudo apt-get install -y nginx")
        
        # Verify installation
        result = ssh.exec!("nginx -v")
        if result && !result.include?("not found")
          puts "nginx installed successfully"
        else
          raise Error, "Failed to install nginx"
        end
      end

      # Set up rsync daemon configuration
      puts "Setting up rsync daemon..."
      
      # Create rsyncd configuration with consistent user permissions
      rsyncd_conf = "        uid = \#{config['user']}\n        gid = \#{config['user']}\n        use chroot = no\n        max connections = 4\n        pid file = /var/run/rsyncd.pid\n        exclude = .git/ .gitignore\n\n        [\#{config['name']}]\n            path = /var/www/\#{config['name']}\n            comment = Website files for \#{config['name']}\n            read only = no\n            auth users = \#{config['name']}\n            secrets file = /etc/rsyncd.secrets\n      CONFIG\n\n      # Generate a random password for rsync\n      special_chars = '!@\#$%^&*()_+-=[]{}|;:,.<>?'.chars\n      numbers = '0123456789'.chars\n      letters = ('a'..'z').to_a + ('A'..'Z').to_a\n      rsync_password = (letters + numbers + special_chars).shuffle[0,16].join\n      \n      # First, clean up any existing entries for both the site name and root user\n      ssh.exec!(\"sudo sed -i '/^\#{config['name']}:/d' /etc/rsyncd.secrets\")\n\n      # Add new entry with the website name\n      ssh.exec!(\"echo '\#{config['name']}:\#{rsync_password}' | sudo tee -a /etc/rsyncd.secrets\")\n      ssh.exec!(\"sudo chmod 600 /etc/rsyncd.secrets\")\n      \n      # Remove any existing module configuration and create new one\n      ssh.exec!(\"sudo sed -i '/\\\\[\#{config['name']}\\\\]/,/^$/d' /etc/rsyncd.conf\")\n      \n      # Write the full rsyncd configuration\n      ssh.exec!(\"echo '\#{rsyncd_conf}' | sudo tee -a /etc/rsyncd.conf\")\n      \n      # Update the config file with the rsync password\n      config['rsync_password'] = rsync_password\n      File.write(config_path, config.to_yaml)\n      \n      # Enable and start rsync daemon\n      ssh.exec!(\"sudo systemctl enable rsync\")\n      ssh.exec!(\"sudo systemctl start rsync\")\n      \n      puts \"Rsync daemon configured successfully!\"\n    end\n  rescue Net::SSH::AuthenticationFailed\n    raise Error, \"SSH authentication failed\"\n  rescue StandardError => e\n    raise Error, \"Setup failed: \#{e.message}\"\n  end\nend\n"