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module Unicorn
# Every standard HTTP code mapped to the appropriate message. These are
# used so frequently that they are placed directly in Unicorn for easy
# access rather than Unicorn::Const itself.
HTTP_STATUS_CODES = {
100 => 'Continue',
101 => 'Switching Protocols',
200 => 'OK',
201 => 'Created',
202 => 'Accepted',
203 => 'Non-Authoritative Information',
204 => 'No Content',
205 => 'Reset Content',
206 => 'Partial Content',
300 => 'Multiple Choices',
301 => 'Moved Permanently',
302 => 'Moved Temporarily',
303 => 'See Other',
304 => 'Not Modified',
305 => 'Use Proxy',
400 => 'Bad Request',
401 => 'Unauthorized',
402 => 'Payment Required',
403 => 'Forbidden',
404 => 'Not Found',
405 => 'Method Not Allowed',
406 => 'Not Acceptable',
407 => 'Proxy Authentication Required',
408 => 'Request Time-out',
409 => 'Conflict',
410 => 'Gone',
411 => 'Length Required',
412 => 'Precondition Failed',
413 => 'Request Entity Too Large',
414 => 'Request-URI Too Large',
415 => 'Unsupported Media Type',
500 => 'Internal Server Error',
501 => 'Not Implemented',
502 => 'Bad Gateway',
503 => 'Service Unavailable',
504 => 'Gateway Time-out',
505 => 'HTTP Version not supported'
}
# Frequently used constants when constructing requests or responses. Many times
# the constant just refers to a string with the same contents. Using these constants
# gave about a 3% to 10% performance improvement over using the strings directly.
# Symbols did not really improve things much compared to constants.
#
# While Unicorn does try to emulate the CGI/1.2 protocol, it does not use the REMOTE_IDENT,
# REMOTE_USER, or REMOTE_HOST parameters since those are either a security problem or
# too taxing on performance.
module Const
DATE="Date".freeze
# This is the part of the path after the SCRIPT_NAME.
PATH_INFO="PATH_INFO".freeze
# Request body
HTTP_BODY="HTTP_BODY".freeze
# This is the initial part that your handler is identified as by URIClassifier.
SCRIPT_NAME="SCRIPT_NAME".freeze
# The original URI requested by the client. Passed to URIClassifier to build PATH_INFO and SCRIPT_NAME.
REQUEST_URI='REQUEST_URI'.freeze
REQUEST_PATH='REQUEST_PATH'.freeze
UNICORN_VERSION="0.1.0".freeze
UNICORN_TMP_BASE="unicorn".freeze
DEFAULT_HOST = "0.0.0.0".freeze # default TCP listen host address
DEFAULT_PORT = "8080".freeze # default TCP listen port
DEFAULT_LISTEN = "#{DEFAULT_HOST}:#{DEFAULT_PORT}".freeze
# The standard empty 404 response for bad requests. Use Error4040Handler for custom stuff.
ERROR_404_RESPONSE="HTTP/1.1 404 Not Found\r\nConnection: close\r\nServer: Unicorn #{UNICORN_VERSION}\r\n\r\nNOT FOUND".freeze
CONTENT_LENGTH="CONTENT_LENGTH".freeze
# A common header for indicating the server is too busy. Not used yet.
ERROR_503_RESPONSE="HTTP/1.1 503 Service Unavailable\r\n\r\nBUSY".freeze
# The basic max request size we'll try to read.
CHUNK_SIZE=(16 * 1024)
# This is the maximum header that is allowed before a client is booted. The parser detects
# this, but we'd also like to do this as well.
MAX_HEADER=1024 * (80 + 32)
# Maximum request body size before it is moved out of memory and into a tempfile for reading.
MAX_BODY=MAX_HEADER
# A frozen format for this is about 15% faster
CONTENT_TYPE = "Content-Type".freeze
LAST_MODIFIED = "Last-Modified".freeze
ETAG = "ETag".freeze
REQUEST_METHOD="REQUEST_METHOD".freeze
GET="GET".freeze
HEAD="HEAD".freeze
# ETag is based on the apache standard of hex mtime-size-inode (inode is 0 on win32)
ETAG_FORMAT="\"%x-%x-%x\"".freeze
LINE_END="\r\n".freeze
REMOTE_ADDR="REMOTE_ADDR".freeze
HTTP_X_FORWARDED_FOR="HTTP_X_FORWARDED_FOR".freeze
HTTP_IF_MODIFIED_SINCE="HTTP_IF_MODIFIED_SINCE".freeze
HTTP_IF_NONE_MATCH="HTTP_IF_NONE_MATCH".freeze
REDIRECT = "HTTP/1.1 302 Found\r\nLocation: %s\r\nConnection: close\r\n\r\n".freeze
HOST = "HOST".freeze
CONNECTION = "Connection".freeze
end
end
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