Class: GlTail::Source::SSH
- Inherits:
-
Base
- Object
- Base
- GlTail::Source::SSH
show all
- Defined in:
- lib/gl_tail/sources/ssh.rb
Instance Attribute Summary
Attributes inherited from Base
#config, #name, #parser
Instance Method Summary
collapse
Methods inherited from Base
#add_activity, #add_event, #initialize
#config_rewrite_color, included
Instance Method Details
#do_tail(file, command) ⇒ Object
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# File 'lib/gl_tail/sources/ssh.rb', line 78
def do_tail( file, command )
@session.open_channel do |channel|
puts "Channel opened on #{@session.host}...\n" if($VRB > 0 || $DBG > 0)
@buffer = ""
channel.request_pty :want_reply => true
channel.on_data do |ch, data|
@buffer << data
parse_line(data)
end
channel.on_success do |ch|
channel.exec "#{command} #{file} "
end
channel.on_failure do |ch|
ch.close
end
channel.on_extended_data do |ch, data|
puts "STDERR: #{data}\n"
end
channel.on_close do |ch|
ch[:closed] = true
end
puts "Pushing #{host}\n" if($VRB > 0 || $DBG > 0)
@channels.push(channel)
end
end
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#init ⇒ Object
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# File 'lib/gl_tail/sources/ssh.rb', line 16
def init
@channels = []
puts "Connecting to #{host}..." if($VRB > 0 || $DBG > 0)
session_options = { }
session_options[:port] = port if port
session_options[:keys] = keys if keys
session_options[:verbose] = :debug if $DBG > 1
begin
if password
session_options[:auth_methods] = [ "password","keyboard-interactive" ]
@session = Net::SSH.start(host, user, password, session_options)
else
@session = Net::SSH.start(host, user, session_options)
end
rescue SocketError => e
puts "!!! Could not connect to #{host}. Check to make sure that this is the correct url."
puts $! if $DBG > 0
exit
rescue Net::SSH::AuthenticationFailed => e
puts "!!! Could not authenticate on #{host}. Make sure you have set the username and password correctly. Or if you are using SSH keys make sure you have not set a password."
puts $! if $DBG > 0
exit
end
do_tail(files, command)
@session.connection.process
end
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#parse_line(data) ⇒ Object
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# File 'lib/gl_tail/sources/ssh.rb', line 59
def parse_line(data)
@buffer.gsub(/\r\n/,"\n").gsub(/\n/, "\n\n").each("") do |line|
unless line.include? "\n\n"
@buffer = "#{line}"
next
end
line.gsub!(/\n\n/, "\n")
line.gsub!(/\n\n/, "\n")
puts "#{host}[#{user}]: #{line}" if $DBG > 0
parser.parse(line)
end
@buffer = "" if @buffer.include? "\n"
end
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#process ⇒ Object
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# File 'lib/gl_tail/sources/ssh.rb', line 51
def process
@session.connection.process(true)
end
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#update ⇒ Object
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# File 'lib/gl_tail/sources/ssh.rb', line 55
def update
@channels.each { |ch| ch.connection.ping! }
end
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