mirror of
https://github.com/fog/fog.git
synced 2022-11-09 13:51:43 -05:00
40cd1ff5e4
instance method now, instead of class method resets data related to current connection/credentials
116 lines
2.9 KiB
Ruby
116 lines
2.9 KiB
Ruby
module Fog
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module SSH
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def self.new(address, username, options = {})
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if Fog.mocking?
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Fog::SSH::Mock.new(address, username, options)
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else
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Fog::SSH::Real.new(address, username, options)
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end
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end
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class Mock
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def self.data
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@data ||= Hash.new do |hash, key|
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hash[key] = {}
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end
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end
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def initialize(address, username, options)
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@address = address
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@username = username
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@options = options
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end
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def run(commands)
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Fog::Mock.not_implemented
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end
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end
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class Real
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def initialize(address, username, options)
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require 'net/ssh'
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key_manager = Net::SSH::Authentication::KeyManager.new(nil, options)
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unless options[:key_data] || options[:keys] || options[:password] || key_manager.agent
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raise ArgumentError.new(':key_data, :keys, :password or a loaded ssh-agent is required to initialize SSH')
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end
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@address = address
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@username = username
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@options = { :paranoid => false }.merge(options)
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end
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def run(commands)
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commands = [*commands]
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results = []
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begin
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Net::SSH.start(@address, @username, @options) do |ssh|
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commands.each do |command|
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escaped_command = command.sub(/'/, %{'"'"'})
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result = Result.new(escaped_command)
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ssh.open_channel do |ssh_channel|
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ssh_channel.request_pty
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ssh_channel.exec(%{bash -lc '#{escaped_command}'}) do |channel, success|
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unless success
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raise "Could not execute command: #{command.inspect}"
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end
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channel.on_data do |ch, data|
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result.stdout << data
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end
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channel.on_extended_data do |ch, type, data|
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next unless type == 1
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result.stderr << data
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end
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channel.on_request('exit-status') do |ch, data|
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result.status = data.read_long
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end
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channel.on_request('exit-signal') do |ch, data|
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result.status = 255
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end
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end
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end
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ssh.loop
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results << result
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end
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end
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rescue Net::SSH::HostKeyMismatch => exception
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exception.remember_host!
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sleep 0.2
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retry
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end
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results
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end
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end
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class Result
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attr_accessor :command, :stderr, :stdout, :status
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def display_stdout
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Formatador.display_line(stdout.split("\r\n"))
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end
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def display_stderr
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Formatador.display_line(stderr.split("\r\n"))
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end
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def initialize(command)
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@command = command
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@stderr = ''
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@stdout = ''
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end
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end
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end
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end
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