How to do it...

Download and launch the installer to install Metasploit Framework with all of its dependencies. Once installed, you can launch msfconsole as /opt/metasploit- framework/bin/msfconsole:

The Metasploit Framework initial setup will help you set up a database and add Metasploit to your local PATH as shown:

$ /opt/metasploit-framework/bin/msfconsole 

 ** Welcome to Metasploit Framework Initial Setup **
    Please answer a few questions to get started.

Would you like to add msfconsole and other programs to your default PATH? yes
You may need to start a new terminal or log in again for this to take effect.

Would you like to use and setup a new database (recommended)? yes
Creating database at /Users/user/.msf4/db
Starting database at /Users/user/.msf4/db...success
Creating database users
Creating initial database schema

 ** Metasploit Framework Initial Setup Complete *