(Ruby) SSH Commands to Sophos Router Device Console

Demonstrates how to establish an SSH session with a Sophos XG router and send commands in a device console session.

Chilkat Ruby Downloads Ruby Library for Windows, MacOS, Linux, Alpine Linux

require 'chilkat'

# This example assumes the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

ssh = Chilkat::CkSsh.new()

success = ssh.Connect("172.16.16.16",22)
if (success != true)
    print ssh.lastErrorText() + "\n";
    exit
end

# Authenticate using login/password:
success = ssh.AuthenticatePw("myLogin","myPassword")
if (success != true)
    print ssh.lastErrorText() + "\n";
    exit
end

# Start a shell session.
# (The QuickShell method was added in Chilkat v9.5.0.65)
channelNum = ssh.QuickShell()
if (channelNum < 0)
    print ssh.lastErrorText() + "\n";
    exit
end

# The Sophos router will send this initial prompt:

# 	Main Menu
# 
# 	    1.  Network  Configuration
# 	    2.  System   Configuration
# 	    3.  Route    Configuration
# 	    4.  Device Console
# 	    5.  Device Management
# 	    6.  VPN Management
# 	    7.  Shutdown/Reboot Device
# 	    0.  Exit
# 
# 	    Select Menu Number [0-7]: 

success = ssh.ChannelReceiveUntilMatch(channelNum,"Select Menu Number","utf-8",true)
if (success != true)
    print ssh.lastErrorText() + "\n";
    exit
end

# Show what we received so far:
print ssh.getReceivedText(channelNum,"utf-8") + "\n";

# Send "4" <RETURN> to mimic typing in a shell session.
success = ssh.ChannelSendString(channelNum,"4\n","utf-8")
if (success != true)
    print ssh.lastErrorText() + "\n";
    exit
end

# We should get a "console>" prompt.
success = ssh.ChannelReceiveUntilMatch(channelNum,"console>","utf-8",true)
if (success != true)
    print ssh.lastErrorText() + "\n";
    exit
end

print ssh.getReceivedText(channelNum,"utf-8") + "\n";

# Send a command and get the output..
success = ssh.ChannelSendString(channelNum,"dnslookup host google.com\n","utf-8")
success = ssh.ChannelReceiveUntilMatch(channelNum,"console>","utf-8",true)
if (success != true)
    print ssh.lastErrorText() + "\n";
    exit
end

print ssh.getReceivedText(channelNum,"utf-8") + "\n";

# Send another command and get the output, and so on...
success = ssh.ChannelSendString(channelNum,"dnslookup host microsoft.com\n","utf-8")
success = ssh.ChannelReceiveUntilMatch(channelNum,"console>","utf-8",true)
if (success != true)
    print ssh.lastErrorText() + "\n";
    exit
end

print ssh.getReceivedText(channelNum,"utf-8") + "\n";

ssh.Disconnect()