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* lib/net/http.rb: can call {old,new}_implementation any times.
* lib/net/http.rb: HTTP#connecting, receive ->
  common_oper, connecting.
* lib/net/http.rb: output warning if u_header includes
  duplicated header.
* lib/net/http.rb: not check Connection:/Proxy-Connection;
  always read until eof.
* lib/net/protocol: detects and catches "break" from block.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@1041 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
aamine 2000-11-16 14:03:20 +00:00
parent 074203d270
commit 0d11c322d1
3 changed files with 181 additions and 137 deletions

View file

@ -1,3 +1,18 @@
Thu Nov 16 23:06:07 2000 Minero Aoki <aamine@dp.u-netsurf.ne.jp>
* lib/net/http.rb: can call {old,new}_implementation any times.
* lib/net/http.rb: HTTP#connecting, receive ->
common_oper, connecting.
* lib/net/http.rb: output warning if u_header includes
duplicated header.
* lib/net/http.rb: not check Connection:/Proxy-Connection;
always read until eof.
* lib/net/protocol: detects and catches "break" from block.
Thu Nov 16 14:58:00 2000 Nobuyoshi Nakada <nobu.nakada@nifty.ne.jp>
* ext/socket/socket.c (sock_new): duplicates file descriptor

View file

@ -20,12 +20,13 @@ You can get it from RAA
: new( address = 'localhost', port = 80, proxy_addr = nil, proxy_port = nil )
creates a new Net::HTTP object.
if proxy_addr is given, this method is equals to
If proxy_addr is given, this method is equals to
Net::HTTP::Proxy(proxy_addr,proxy_port).
: start( address = 'localhost', port = 80, proxy_addr = nil, proxy_port = nil )
: start( address = 'localhost', port = 80, proxy_addr = nil, proxy_port = nil ) {|http| .... }
is equals to Net::HTTP.new( address, port, proxy_addr, proxy_port ).start(&block)
is equals to
Net::HTTP.new( address, port, proxy_addr, proxy_port ).start(&block)
: Proxy( address, port )
creates a HTTP proxy class.
@ -86,15 +87,15 @@ You can get it from RAA
# example
begin
response, body = http.get( '/index.html' )
rescue Net::ProtoRetriableError
response = $!.data
rescue Net::ProtoRetriableError => err
response = err.data
...
end
: head( path, header = nil )
get only header from "path" on connecting host.
gets only header from "path" on connecting host.
"header" is a Hash like { 'Accept' => '*/*', ... }.
This method returns Net::HTTPResponse object.
This method returns a Net::HTTPResponse object.
You can http header from this object like:
response['content-length'] #-> '2554'
@ -104,13 +105,13 @@ You can get it from RAA
: post( path, data, header = nil, dest = '' )
: post( path, data, header = nil ) {|str| .... }
post "data"(must be String now) to "path".
If body exists, also get entity body.
It is written to "dest" by using "<<" method.
posts "data" (must be String now) to "path".
If the body exists, also gets entity body.
Data is written to "dest" by using "<<" method.
"header" must be a Hash like { 'Accept' => '*/*', ... }.
This method returns Net::HTTPResponse object and "dest".
If called with block, gives a part String of entity body.
If called with block, gives a part of entity body string.
: get2( path, header = nil )
: get2( path, header = nil ) {|recv| .... }
@ -145,7 +146,7 @@ You can get it from RAA
: head2( path, header = nil )
: head2( path, header = nil ) {|recv| .... }
send HEAD request for "path".
"header" must be a Hash like { 'Accept' => '*/*', ... }.
"header" must be a Hash like { 'Accept' => 'text/html', ... }.
The difference between "head" method is that
"head2" does not raise exceptions.
@ -162,7 +163,7 @@ You can get it from RAA
: post2( path, data, header = nil )
: post2( path, data, header = nil ) {|recv| .... }
post "data"(must be String now) to "path".
posts "data" (must be String now) to "path".
"header" must be a Hash like { 'Accept' => '*/*', ... }.
If this method is called with block, one gives
a HTTPResponseReceiver object to block.
@ -200,10 +201,10 @@ All "key" is case-insensitive.
set field value for "key".
: key?( key )
true if key is exist
true if key exists
: each {|name,value| .... }
iterate for each field name and value pair
iterates for each field name and value pair
: code
HTTP result code string. For example, '302'
@ -232,33 +233,33 @@ All "key" is case-insensitive.
= http.rb version 1.2 features
You can use these 1.2 features by calling method
Net::HTTP.new_implementation. Or you want to use 1.1 feature,
call Net::HTTP.old_implementation.
You can use 1.2 features by calling HTTP.new_implementation. And
calling Net::HTTP.old_implementation allows to use 1.1 features.
Now old_impl is default and if new_impl was called then Net::HTTP
changes self into new implementation. In 1.2, new_impl is default
and if old_impl was called then changes self into old implementation.
# example
HTTP.start {|http1| ...(http1 has 1.1 features)... }
== Warning!!!
HTTP.new_implementation
HTTP.start {|http2| ...(http2 has 1.2 features)... }
You can call new_implementation/old_implementation any times
but CANNOT call both of them at the same time.
You must use one implementation in one application (process).
HTTP.old_implementation
HTTP.start {|http3| ...(http3 has 1.1 features)... }
== Method
== Method (only diff to 1.1)
: get( path, u_header = nil )
: get( path, u_header = nil ) {|str| .... }
get document from "path" and returns HTTPResponse object.
gets document from "path".
returns HTTPResponse object.
: head( path, u_header = nil )
get only document header from "path" and returns HTTPResponse object.
gets only document header from "path".
returns HTTPResponse object.
: post( path, data, u_header = nil )
: post( path, data, u_header = nil ) {|str| .... }
post "data" to "path" entity and get document,
then returns HTTPResponse object.
posts "data" to "path" entity and gets document.
returns HTTPResponse object.
=end
@ -290,7 +291,10 @@ module Net
alias orig_new new
def new( address = nil, port = nil, p_addr = nil, p_port = nil )
(p_addr ? self::Proxy(p_addr, p_port) : self).orig_new( address, port )
c = p_addr ? self::Proxy(p_addr, p_port) : self
i = c.orig_new( address, port )
setvar i
i
end
def start( address = nil, port = nil, p_addr = nil, p_port = nil, &block )
@ -332,48 +336,27 @@ module Net
### 1.2 implementation
###
@new_impl = false
@@newimpl = false
class << self
#class << self
def new_implementation
return if @new_impl
@new_impl = true
module_eval %^
undef head
alias head head2
undef get
def get( path, u_header = nil, dest = nil, &block )
get2( path, u_header ) {|f| f.body( dest, &block ) }
end
undef post
def post( path, data, u_header = nil, dest = nil, &block )
post2( path, data, u_header ) {|f| f.body( dest, &block ) }
end
undef put
def put( path, src, u_header = nil )
put2( path, src, u_header ) {|f| f.body }
end
^
def self.new_implementation
@@newimpl = true
end
def old_implementation
if @new_impl then
raise RuntimeError,
'http.rb is already switched to new implementation'
end
def self.old_implementation
@@newimpl = false
end
end
#private
def self.setvar( obj )
f = @@newimpl
obj.instance_eval { @newimpl = f }
end
#end
###
### http operations
@ -381,42 +364,49 @@ module Net
def get( path, u_header = nil, dest = nil, &block )
resp = get2( path, u_header ) {|f| f.body( dest, &block ) }
resp.value
return resp, resp.body
if @newimpl then
resp
else
resp.value
return resp, resp.body
end
end
def get2( path, u_header = nil, &block )
connecting( u_header ) {|uh|
common_oper( u_header, true, block ) {|uh|
@command.get edit_path(path), uh
receive true, block
}
end
def head( path, u_header = nil )
resp = head2( path, u_header )
resp.value
unless @newimpl then
resp.value
end
resp
end
def head2( path, u_header = nil, &block )
connecting( u_header ) {|uh|
common_oper( u_header, false, block ) {|uh|
@command.head edit_path(path), uh
receive false, block
}
end
def post( path, data, u_header = nil, dest = nil, &block )
resp = post2( path, data, u_header ) {|f| f.body( dest, &block ) }
resp.value
return resp, resp.body
if @newimpl then
resp
else
resp.value
return resp, resp.body
end
end
def post2( path, data, u_header = nil, &block )
connecting( u_header ) {|uh|
common_oper( u_header, true, block ) {|uh|
@command.post edit_path(path), uh, data
receive true, block
}
end
@ -424,14 +414,17 @@ module Net
# not tested because I could not setup apache (__;;;
def put( path, src, u_header = nil )
resp = put2( path, src, u_header ) {|f| f.body }
resp.value
return resp, resp.body
if @newimpl then
resp
else
resp.value
return resp, resp.body
end
end
def put2( path, src, u_header = nil, &block )
connecting( u_header ) {|uh|
common_oper( u_header, true, block ) {|uh|
@command.put path, uh, src
receive true, block
}
end
@ -439,8 +432,28 @@ module Net
private
def connecting( u_header )
def common_oper( u_header, body_exist, block )
u_header = procheader( u_header )
recv = err = nil
connecting( u_header ) {
recv = HTTPResponseReceiver.new( @command, body_exist )
yield u_header
begin
block.call recv if block
rescue Exception => err
;
end
recv.terminate
recv.response
}
raise err if err
recv.response
end
def connecting( u_header )
if not @socket then
u_header['Connection'] = 'close'
start
@ -448,13 +461,11 @@ module Net
@socket.reopen
end
resp = yield( u_header )
resp = yield
unless keep_alive? u_header, resp then
@socket.close
end
resp
end
def keep_alive?( header, resp )
@ -487,24 +498,20 @@ module Net
ret[ 'Accept' ] = '*/*'
return ret unless h
tmp = {}
h.each do |k,v|
arr = k.split('-')
arr.each {|i| i.capitalize! }
ret[ arr.join('-') ] = v
key = k.split('-').collect {|i| i.capitalize }.join('-')
if tmp[key] then
$stderr.puts "'#{key}' http header appered twice" if $VERBOSE
end
tmp[key] = v
end
ret.update tmp
ret
end
def receive( body_exist, block )
recv = HTTPResponseReceiver.new( @command, body_exist )
block.call recv if block
recv.terminate
recv.header
end
# called when connecting
def do_finish
unless @socket.closed? then
@ -600,29 +607,31 @@ module Net
alias header read_header
alias response read_header
def body( dest = nil, &block )
def read_body( dest = nil, &block )
unless @body then
self.read_header
read_header
to = procdest( dest, block )
stream_check
if @body_exist and header.code_type.body_exist? then
@command.get_body header, to
header.body = @body = to
if @body_exist and @header.code_type.body_exist? then
@command.get_body @header, to
@header.body = @body = to
else
@command.no_body
header.body = nil
@header.body = nil
@body = 1
end
end
@body == 1 ? nil : @body
end
alias entity body
alias body read_body
alias entity read_body
def terminate
header
body
read_header
read_body
@command = nil
end
@ -955,7 +964,7 @@ module Net
def get_body( resp, dest )
if chunked? resp then
read_chunked( dest, resp )
read_chunked dest
else
clen = content_length( resp )
if clen then
@ -965,15 +974,7 @@ module Net
if clen then
@socket.read clen, dest
else
tmp = resp['connection']
if tmp and /close/i === tmp then
@socket.read_all dest
else
tmp = resp['proxy-connection']
if tmp and /close/i === tmp then
@socket.read_all dest
end
end
@socket.read_all dest
end
end
end
@ -987,7 +988,7 @@ module Net
private
def read_chunked( ret, header )
def read_chunked( dest )
len = nil
total = 0
@ -999,7 +1000,7 @@ module Net
end
len = m[0].hex
break if len == 0
@socket.read( len, ret ); total += len
@socket.read( len, dest ); total += len
@socket.read 2 # \r\n
end
until @socket.readline.empty? do
@ -1007,9 +1008,9 @@ module Net
end
end
def content_length( header )
if header.key? 'content-length' then
m = /\d+/.match( header['content-length'] )
def content_length( resp )
if resp.key? 'content-length' then
m = /\d+/.match( resp['content-length'] )
unless m then
raise HTTPBadResponse, 'wrong Content-Length format'
end
@ -1019,14 +1020,14 @@ module Net
end
end
def chunked?( header )
str = header[ 'transfer-encoding' ]
str and /(?:\A|\s+)chunked(?:\s+|\z)/i === str
end
def chunked?( resp )
tmp = resp['transfer-encoding']
tmp and /(?:\A|\s+)chunked(?:\s+|\z)/i === tmp
end
def range_length( header )
if header.key? 'content-range' then
m = %r<bytes\s+(\d+)-(\d+)/\d+>.match( header['content-range'] )
def range_length( resp )
if resp.key? 'content-range' then
m = %r<bytes\s+(\d+)-(\d+)/\d+>.match( resp['content-range'] )
unless m then
raise HTTPBadResponse, 'wrong Content-Range format'
end

View file

@ -314,12 +314,31 @@ module Net
end
def <<( str )
@block.call str
callblock( str, &@block ) if @block
end
private
def callblock( str )
begin
user_break = true
yield str
user_break = false
rescue Exception
user_break = false
raise
ensure
if user_break then
@block = nil
return # stop break
end
end
end
end
class Command
def initialize( sock )
@ -442,6 +461,7 @@ module Net
def address
@addr.dup
end
alias addr address
attr_reader :port
@ -449,12 +469,17 @@ module Net
def ip_address
@ipaddr.dup
end
alias ipaddr ip_address
attr_reader :sending
CRLF = "\r\n"
###
### read
###
CRLF = "\r\n"
def read( len, dest = '' )
@pipe << "reading #{len} bytes...\n" if @pipe; pipeoff
@ -514,7 +539,7 @@ module Net
rsize = 0
while (str = readuntil( "\r\n" )) != ".\r\n" do
while (str = readuntil("\r\n")) != ".\r\n" do
rsize += str.size
str.gsub!( /\A\./, '' )
dest << str
@ -525,20 +550,19 @@ module Net
end
# private use only (can not handle 'break')
def read_pendlist
@pipe << "reading list...\n" if @pipe; pipeoff
arr = []
str = nil
while (str = readuntil( "\r\n" )) != ".\r\n" do
i = 0
while (str = readuntil("\r\n")) != ".\r\n" do
str.chop!
arr.push str
yield str if block_given?
yield str
i += 1
end
@pipe << "read #{arr.size} lines\n" if pipeon
arr
@pipe << "read #{i} items\n" if pipeon
end
@ -561,6 +585,10 @@ module Net
end
###
### write
###
public