Class: Excon::Socket
- Inherits:
-
Object
show all
- Extended by:
- Forwardable
- Includes:
- Utils
- Defined in:
- lib/excon/socket.rb
Constant Summary
Constants included
from Utils
Utils::ESCAPED, Utils::UNESCAPED
Instance Attribute Summary collapse
Instance Method Summary
collapse
Methods included from Utils
#connection_uri, #escape_uri, #port_string, #query_string, #request_uri, #split_header_value, #unescape_form, #unescape_uri, #valid_connection_keys, #valid_request_keys
Constructor Details
#initialize(data = {}) ⇒ Socket
Returns a new instance of Socket.
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# File 'lib/excon/socket.rb', line 22
def initialize(data = {})
@data = data
@nonblock = data[:nonblock]
@read_buffer = ''
@eof = false
connect
end
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Instance Attribute Details
#data ⇒ Object
Returns the value of attribute data.
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# File 'lib/excon/socket.rb', line 7
def data
@data
end
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#remote_ip ⇒ Object
Returns the value of attribute remote_ip.
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# File 'lib/excon/socket.rb', line 18
def remote_ip
@remote_ip
end
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Instance Method Details
#local_address ⇒ Object
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# File 'lib/excon/socket.rb', line 159
def local_address
::Socket.unpack_sockaddr_in(@socket.to_io.getsockname)[1]
rescue ArgumentError => e
raise unless e.message == 'not an AF_INET/AF_INET6 sockaddr'
end
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#local_port ⇒ Object
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# File 'lib/excon/socket.rb', line 153
def local_port
::Socket.unpack_sockaddr_in(@socket.to_io.getsockname)[0]
rescue ArgumentError => e
raise unless e.message == 'not an AF_INET/AF_INET6 sockaddr'
end
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#params ⇒ Object
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# File 'lib/excon/socket.rb', line 9
def params
Excon.display_warning('Excon::Socket#params is deprecated use Excon::Socket#data instead.')
@data
end
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#params=(new_params) ⇒ Object
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# File 'lib/excon/socket.rb', line 13
def params=(new_params)
Excon.display_warning('Excon::Socket#params= is deprecated use Excon::Socket#data= instead.')
@data = new_params
end
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#read(max_length = nil) ⇒ Object
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# File 'lib/excon/socket.rb', line 31
def read(max_length=nil)
if @eof
return max_length ? nil : ''
elsif @nonblock
begin
if max_length
until @read_buffer.length >= max_length
@read_buffer << @socket.read_nonblock(max_length - @read_buffer.length)
end
else
while true
@read_buffer << @socket.read_nonblock(@data[:chunk_size])
end
end
rescue OpenSSL::SSL::SSLError => error
if error.message == 'read would block'
if IO.select([@socket], nil, nil, @data[:read_timeout])
retry
else
raise(Excon::Errors::Timeout.new("read timeout reached"))
end
else
raise(error)
end
rescue Errno::EAGAIN, Errno::EWOULDBLOCK, IO::WaitReadable
if IO.select([@socket], nil, nil, @data[:read_timeout])
retry
else
raise(Excon::Errors::Timeout.new("read timeout reached"))
end
rescue EOFError
@eof = true
end
if max_length
if @read_buffer.empty?
nil else
@read_buffer.slice!(0, max_length)
end
else
@read_buffer.slice!(0, @read_buffer.length)
end
else
begin
Timeout.timeout(@data[:read_timeout]) do
@socket.read(max_length)
end
rescue Timeout::Error
raise Excon::Errors::Timeout.new('read timeout reached')
end
end
end
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#readline ⇒ Object
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# File 'lib/excon/socket.rb', line 86
def readline
if @eof
raise EOFError, 'end of file reached'
else
line = ''
if @nonblock
while char = read(1)
line << char
break if char == $/
end
raise EOFError, 'end of file reached' if line.empty?
else
begin
Timeout.timeout(@data[:read_timeout]) do
line = @socket.readline
end
rescue Timeout::Error
raise Excon::Errors::Timeout.new('read timeout reached')
end
end
line
end
end
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#write(data) ⇒ Object
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# File 'lib/excon/socket.rb', line 110
def write(data)
if @nonblock
if FORCE_ENC
data.force_encoding('BINARY')
end
while true
written = nil
begin
written = @socket.write_nonblock(data)
rescue OpenSSL::SSL::SSLError, Errno::EAGAIN, Errno::EWOULDBLOCK, IO::WaitWritable => error
if error.is_a?(OpenSSL::SSL::SSLError) && error.message != 'write would block'
raise error
else
if IO.select(nil, [@socket], nil, @data[:write_timeout])
retry
else
raise Excon::Errors::Timeout.new('write timeout reached')
end
end
end
break if written == data.size
data = data[written, data.size]
end
else
begin
Timeout.timeout(@data[:write_timeout]) do
@socket.write(data)
end
rescue Timeout::Error
raise(Excon::Errors::Timeout.new('write timeout reached'))
end
end
end
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