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Contents
module Excon
module Middleware
# Hijack is an Excon middleware which parses response headers and then
# yields the underlying TCP socket for raw TCP communication (used to
# attach to STDIN of containers).
class Hijack < Base
def response_call(datum)
if datum[:hijack_block]
# Need to process the response headers here rather than in
# Excon::Middleware::ResponseParser as the response parser will
# block trying to read the body.
socket = datum[:connection].send(:socket)
# c.f. Excon::Response.parse
until match = /^HTTP\/\d+\.\d+\s(\d{3})\s/.match(socket.readline); end
status = match[1].to_i
datum[:response] = {
:body => '',
:headers => Excon::Headers.new,
:status => status,
:remote_ip => socket.respond_to?(:remote_ip) &&
socket.remote_ip,
:local_port => socket.respond_to?(:local_port) &&
socket.local_port,
:local_address => socket.respond_to?(:local_address) &&
socket.local_address
}
Excon::Response.parse_headers(socket, datum)
datum[:hijack_block].call socket.instance_variable_get(:@socket)
end
@stack.response_call(datum)
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems