Class: Bolt::Transport::WinRM::Connection

Inherits:
Object
  • Object
show all
Defined in:
lib/bolt/transport/winrm/connection.rb

Constant Summary collapse

DEFAULT_EXTENSIONS = 
['.ps1', '.rb', '.pp'].freeze
HTTP_PORT = 
5985
HTTPS_PORT = 
5986

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(target, transport_logger) ⇒ Connection

Returns a new instance of Connection.

Raises:



14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
 
# File 'lib/bolt/transport/winrm/connection.rb', line 14

def initialize(target, transport_logger)
  raise Bolt::ValidationError, "Target #{target.name} does not have a host" unless target.host
  @target = target

  default_port = target.options['ssl'] ? HTTPS_PORT : HTTP_PORT
  @port = @target.port || default_port
  @user = @target.user
  # Build set of extensions from extensions config as well as interpreters
  extensions = [target.options['extensions'] || []].flatten.map { |ext| ext[0] != '.' ? '.' + ext : ext }
  extensions += target.options['interpreters'].keys if target.options['interpreters']
  @extensions = DEFAULT_EXTENSIONS.to_set.merge(extensions)

  @logger = Logging.logger[@target.host]
  @transport_logger = transport_logger
end

Instance Attribute Details

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



10
11
12
 
# File 'lib/bolt/transport/winrm/connection.rb', line 10

def logger
  @logger
end

#target ⇒ Object (readonly)

Returns the value of attribute target.



10
11
12
 
# File 'lib/bolt/transport/winrm/connection.rb', line 10

def target
  @target
end

Instance Method Details

#connect ⇒ Object 



33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
 
# File 'lib/bolt/transport/winrm/connection.rb', line 33

def connect
  if target.options['ssl']
    scheme = 'https'
    transport = :ssl
  else
    scheme = 'http'
    transport = :negotiate
  end

  transport = :kerberos if target.options['realm']
  endpoint = "#{scheme}://#{target.host}:#{@port}/wsman"
  cacert = target.options['cacert'] && target.options['ssl'] ? File.expand_path(target.options['cacert']) : nil
  options = { endpoint: endpoint,
              # https://github.com/WinRb/WinRM/issues/270
              user: target.options['realm'] ? 'dummy' : @user,
              password: target.options['realm'] ? 'dummy' : target.password,
              retry_limit: 1,
              transport: transport,
              ca_trust_path: cacert,
              realm: target.options['realm'],
              no_ssl_peer_verification: !target.options['ssl-verify'] }

  Timeout.timeout(target.options['connect-timeout']) do
    @connection = ::WinRM::Connection.new(options)
    @connection.logger = @transport_logger

    @session = @connection.shell(:powershell)
    @session.run('$PSVersionTable.PSVersion')
    @logger.debug { "Opened session" }
  end
rescue Timeout::Error
  # If we're using the default port with SSL, a timeout probably means the
  # host doesn't support SSL.
  if target.options['ssl'] && @port == HTTPS_PORT
    the_problem = "\nVerify that required WinRM ports are open, " \
                  "or use --no-ssl if this host isn't configured to use SSL for WinRM."
  end
  raise Bolt::Node::ConnectError.new(
    "Timeout after #{target.options['connect-timeout']} seconds connecting to #{endpoint}#{the_problem}",
    'CONNECT_ERROR'
  )
rescue ::WinRM::WinRMAuthorizationError
  raise Bolt::Node::ConnectError.new(
    "Authentication failed for #{endpoint}",
    'AUTH_ERROR'
  )
rescue OpenSSL::SSL::SSLError => e
  # If we're using SSL with the default non-SSL port, mention that as a likely problem
  if target.options['ssl'] && @port == HTTP_PORT
    theres_your_problem = "\nAre you using SSL to connect to a non-SSL port?"
  end
  if target.options['ssl-verify'] && e.message.include?('certificate verify failed')
    theres_your_problem = "\nIs the remote host using a self-signed SSL "\
                          "certificate? Use --no-ssl-verify to disable "\
                          "remote host SSL verification."
  end
  raise Bolt::Node::ConnectError.new(
    "Failed to connect to #{endpoint}: #{e.message}#{theres_your_problem}",
    "CONNECT_ERROR"
  )
rescue StandardError => e
  raise Bolt::Node::ConnectError.new(
    "Failed to connect to #{endpoint}: #{e.message}",
    'CONNECT_ERROR'
  )
end

#disconnect ⇒ Object 



100
101
102
103
104
 
# File 'lib/bolt/transport/winrm/connection.rb', line 100

def disconnect
  @session&.close
  @client&.disconnect!
  @logger.debug { "Closed session" }
end

#execute(command) ⇒ Object 



115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
 
# File 'lib/bolt/transport/winrm/connection.rb', line 115

def execute(command)
  result_output = Bolt::Node::Output.new

  @logger.debug { "Executing command: #{command}" }

  output = @session.run(command) do |stdout, stderr|
    result_output.stdout << stdout
    @logger.debug { "stdout: #{stdout}" }
    result_output.stderr << stderr
    @logger.debug { "stderr: #{stderr}" }
  end
  result_output.exit_code = output.exitcode
  if output.exitcode.zero?
    @logger.debug { "Command returned successfully" }
  else
    @logger.info { "Command failed with exit code #{output.exitcode}" }
  end
  result_output
rescue StandardError
  @logger.debug { "Command aborted" }
  raise
end

#execute_process(path = '', arguments = [], stdin = nil) ⇒ Object 



138
139
140
 
# File 'lib/bolt/transport/winrm/connection.rb', line 138

def execute_process(path = '', arguments = [], stdin = nil)
  execute(Powershell.execute_process(path, arguments, stdin))
end

#make_tempdir ⇒ Object 



195
196
197
198
199
200
201
202
 
# File 'lib/bolt/transport/winrm/connection.rb', line 195

def make_tempdir
  find_parent = target.options['tmpdir'] ? "\"#{target.options['tmpdir']}\"" : '[System.IO.Path]::GetTempPath()'
  result = execute(Powershell.make_tempdir(find_parent))
  if result.exit_code != 0
    raise Bolt::Node::FileError.new("Could not make tempdir: #{result.stderr}", 'TEMPDIR_ERROR')
  end
  result.stdout.string.chomp
end

#mkdirs(dirs) ⇒ Object 



142
143
144
145
146
147
148
 
# File 'lib/bolt/transport/winrm/connection.rb', line 142

def mkdirs(dirs)
  result = execute(Powershell.mkdirs(dirs))
  if result.exit_code != 0
    message = "Could not create directories: #{result.stderr}"
    raise Bolt::Node::FileError.new(message, 'MKDIR_ERROR')
  end
end

#shell_init ⇒ Object 



106
107
108
109
110
111
112
113
 
# File 'lib/bolt/transport/winrm/connection.rb', line 106

def shell_init
  return nil if @shell_initialized
  result = execute(Powershell.shell_init)
  if result.exit_code != 0
    raise BaseError.new("Could not initialize shell: #{result.stderr.string}", "SHELL_INIT_ERROR")
  end
  @shell_initialized = true
end

#validate_extensions(ext) ⇒ Object 



211
212
213
214
215
216
 
# File 'lib/bolt/transport/winrm/connection.rb', line 211

def validate_extensions(ext)
  unless @extensions.include?(ext)
    raise Bolt::Node::FileError.new("File extension #{ext} is not enabled, "\
                        "to run it please add to 'winrm: extensions'", 'FILETYPE_ERROR')
  end
end

#with_remote_tempdir ⇒ Object 



204
205
206
207
208
209
 
# File 'lib/bolt/transport/winrm/connection.rb', line 204

def with_remote_tempdir
  dir = make_tempdir
  yield dir
ensure
  execute(Powershell.rmdir(dir))
end

#write_executable_from_content(dir, content, filename) ⇒ Object 



226
227
228
229
230
231
 
# File 'lib/bolt/transport/winrm/connection.rb', line 226

def write_executable_from_content(dir, content, filename)
  validate_extensions(File.extname(filename))
  remote_path = "#{dir}\\#{filename}"
  write_remote_file(content, remote_path)
  remote_path
end

#write_remote_executable(dir, file, filename = nil) ⇒ Object 



218
219
220
221
222
223
224
 
# File 'lib/bolt/transport/winrm/connection.rb', line 218

def write_remote_executable(dir, file, filename = nil)
  filename ||= File.basename(file)
  validate_extensions(File.extname(filename))
  remote_path = "#{dir}\\#{filename}"
  write_remote_file(file, remote_path)
  remote_path
end

#write_remote_file(source, destination) ⇒ Object 



150
151
152
153
154
155
156
 
# File 'lib/bolt/transport/winrm/connection.rb', line 150

def write_remote_file(source, destination)
  if target.options['file-protocol'] == 'smb'
    write_remote_file_smb(source, destination)
  else
    write_remote_file_winrm(source, destination)
  end
end

#write_remote_file_smb(source, destination) ⇒ Object 



165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
 
# File 'lib/bolt/transport/winrm/connection.rb', line 165

def write_remote_file_smb(source, destination)
  # lazy-load expensive gem code
  require 'ruby_smb'

  win_dest = destination.tr('/', '\\')
  if (md = win_dest.match(/^([a-z]):\\(.*)/i))
    # if drive, use admin share for that drive, so path is '\\host\C$'
    path = "\\\\#{@target.host}\\#{md[1]}$"
    dest = md[2]
  elsif (md = win_dest.match(/^(\\\\[^\\]+\\[^\\]+)\\(.*)/))
    # if unc, path is '\\host\share'
    path = md[1]
    dest = md[2]
  else
    raise ArgumentError, "Unknown destination '#{destination}'"
  end

  client = 
  tree = client.tree_connect(path)
  begin
    write_remote_file_smb_recursive(tree, source, dest)
  ensure
    tree.disconnect!
  end
rescue ::RubySMB::Error::UnexpectedStatusCode => e
  raise Bolt::Node::FileError.new("SMB Error: #{e.message}", 'WRITE_ERROR')
rescue StandardError => e
  raise Bolt::Node::FileError.new(e.message, 'WRITE_ERROR')
end

#write_remote_file_winrm(source, destination) ⇒ Object 



158
159
160
161
162
163
 
# File 'lib/bolt/transport/winrm/connection.rb', line 158

def write_remote_file_winrm(source, destination)
  fs = ::WinRM::FS::FileManager.new(@connection)
  fs.upload(source, destination)
rescue StandardError => e
  raise Bolt::Node::FileError.new(e.message, 'WRITE_ERROR')
end