aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--ebin/.gitignore0
-rw-r--r--examples/README.md6
-rw-r--r--src/cowboy_acceptor.erl2
-rw-r--r--src/cowboy_http.erl106
-rw-r--r--src/cowboy_http_req.erl47
-rw-r--r--src/cowboy_http_rest.erl2
-rw-r--r--src/cowboy_listener.erl15
-rw-r--r--src/cowboy_multipart.erl6
-rw-r--r--src/cowboy_ssl_transport.erl17
9 files changed, 126 insertions, 75 deletions
diff --git a/ebin/.gitignore b/ebin/.gitignore
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/ebin/.gitignore
diff --git a/examples/README.md b/examples/README.md
new file mode 100644
index 0000000..dc88057
--- /dev/null
+++ b/examples/README.md
@@ -0,0 +1,6 @@
+Cowboy examples
+===============
+
+The Cowboy examples can be found in a separate repository:
+
+* https://github.com/extend/cowboy_examples
diff --git a/src/cowboy_acceptor.erl b/src/cowboy_acceptor.erl
index 29f7c09..b2a1ef0 100644
--- a/src/cowboy_acceptor.erl
+++ b/src/cowboy_acceptor.erl
@@ -41,7 +41,7 @@ acceptor(LSocket, Transport, Protocol, Opts, OptsVsn, ListenerPid, ReqsSup) ->
cowboy_listener:add_connection(ListenerPid,
default, Pid, OptsVsn);
{error, timeout} ->
- ok;
+ cowboy_listener:check_upgrades(ListenerPid, OptsVsn);
{error, _Reason} ->
%% @todo Probably do something here. If the socket was closed,
%% we may want to try and listen again on the port?
diff --git a/src/cowboy_http.erl b/src/cowboy_http.erl
index 32b0ca9..93b83e5 100644
--- a/src/cowboy_http.erl
+++ b/src/cowboy_http.erl
@@ -17,14 +17,14 @@
-module(cowboy_http).
%% Parsing.
--export([list/2, nonempty_list/2, content_type/1, content_type_params/3,
- media_range/2, conneg/2, language_range/2, entity_tag_match/1,
+-export([list/2, nonempty_list/2, content_type/1, media_range/2, conneg/2,
+ language_range/2, entity_tag_match/1, expectation/2, params/2,
http_date/1, rfc1123_date/1, rfc850_date/1, asctime_date/1,
whitespace/2, digits/1, token/2, token_ci/2, quoted_string/2]).
%% Interpretation.
-export([connection_to_atom/1, urldecode/1, urldecode/2, urlencode/1,
- urlencode/2]).
+ urlencode/2, x_www_form_urlencoded/2]).
-type method() :: 'OPTIONS' | 'GET' | 'HEAD'
| 'POST' | 'PUT' | 'DELETE' | 'TRACE' | binary().
@@ -98,33 +98,9 @@ list(Data, Fun, Acc) ->
content_type(Data) ->
media_type(Data,
fun (Rest, Type, SubType) ->
- content_type_params(Rest,
- fun (Params) -> {Type, SubType, Params} end, [])
- end).
-
--spec content_type_params(binary(), fun(), list({binary(), binary()}))
- -> any().
-content_type_params(Data, Fun, Acc) ->
- whitespace(Data,
- fun (<< $;, Rest/binary >>) -> content_type_param(Rest, Fun, Acc);
- (<<>>) -> Fun(lists:reverse(Acc));
- (_Rest) -> {error, badarg}
- end).
-
--spec content_type_param(binary(), fun(), list({binary(), binary()}))
- -> any().
-content_type_param(Data, Fun, Acc) ->
- whitespace(Data,
- fun (Rest) ->
- token_ci(Rest,
- fun (_Rest2, <<>>) -> {error, badarg};
- (<< $=, Rest2/binary >>, Attr) ->
- word(Rest2,
- fun (Rest3, Value) ->
- content_type_params(Rest3, Fun,
- [{Attr, Value}|Acc])
- end);
- (_Rest2, _Attr) -> {error, badarg}
+ params(Rest,
+ fun (<<>>, Params) -> {Type, SubType, Params};
+ (_Rest2, _) -> {error, badarg}
end)
end).
@@ -319,6 +295,50 @@ opaque_tag(Data, Fun, Strength) ->
(Rest, OpaqueTag) -> Fun(Rest, {Strength, OpaqueTag})
end).
+%% @doc Parse an expectation.
+-spec expectation(binary(), fun()) -> any().
+expectation(Data, Fun) ->
+ token_ci(Data,
+ fun (_Rest, <<>>) -> {error, badarg};
+ (<< $=, Rest/binary >>, Expectation) ->
+ word(Rest,
+ fun (Rest2, ExtValue) ->
+ params(Rest2, fun (Rest3, ExtParams) ->
+ Fun(Rest3, {Expectation, ExtValue, ExtParams})
+ end)
+ end);
+ (Rest, Expectation) ->
+ Fun(Rest, Expectation)
+ end).
+
+%% @doc Parse a list of parameters (a=b;c=d).
+-spec params(binary(), fun()) -> any().
+params(Data, Fun) ->
+ params(Data, Fun, []).
+
+-spec params(binary(), fun(), [{binary(), binary()}]) -> any().
+params(Data, Fun, Acc) ->
+ whitespace(Data,
+ fun (<< $;, Rest/binary >>) -> param(Rest, Fun, Acc);
+ (Rest) -> Fun(Rest, lists:reverse(Acc))
+ end).
+
+-spec param(binary(), fun(), [{binary(), binary()}]) -> any().
+param(Data, Fun, Acc) ->
+ whitespace(Data,
+ fun (Rest) ->
+ token_ci(Rest,
+ fun (_Rest2, <<>>) -> {error, badarg};
+ (<< $=, Rest2/binary >>, Attr) ->
+ word(Rest2,
+ fun (Rest3, Value) ->
+ params(Rest3, Fun,
+ [{Attr, Value}|Acc])
+ end);
+ (_Rest2, _Attr) -> {error, badarg}
+ end)
+ end).
+
%% @doc Parse an HTTP date (RFC1123, RFC850 or asctime date).
%% @end
%%
@@ -780,6 +800,16 @@ tohexu(C) when C < 17 -> $A + C - 10.
tohexl(C) when C < 10 -> $0 + C;
tohexl(C) when C < 17 -> $a + C - 10.
+-spec x_www_form_urlencoded(binary(), fun((binary()) -> binary())) ->
+ list({binary(), binary() | true}).
+x_www_form_urlencoded(<<>>, _URLDecode) ->
+ [];
+x_www_form_urlencoded(Qs, URLDecode) ->
+ Tokens = binary:split(Qs, <<"&">>, [global, trim]),
+ [case binary:split(Token, <<"=">>) of
+ [Token] -> {URLDecode(Token), true};
+ [Name, Value] -> {URLDecode(Name), URLDecode(Value)}
+ end || Token <- Tokens].
%% Tests.
@@ -947,6 +977,22 @@ digits_test_() ->
],
[{V, fun() -> R = digits(V) end} || {V, R} <- Tests].
+x_www_form_urlencoded_test_() ->
+ %% {Qs, Result}
+ Tests = [
+ {<<"">>, []},
+ {<<"a=b">>, [{<<"a">>, <<"b">>}]},
+ {<<"aaa=bbb">>, [{<<"aaa">>, <<"bbb">>}]},
+ {<<"a&b">>, [{<<"a">>, true}, {<<"b">>, true}]},
+ {<<"a=b&c&d=e">>, [{<<"a">>, <<"b">>},
+ {<<"c">>, true}, {<<"d">>, <<"e">>}]},
+ {<<"a=b=c=d=e&f=g">>, [{<<"a">>, <<"b=c=d=e">>}, {<<"f">>, <<"g">>}]},
+ {<<"a+b=c+d">>, [{<<"a b">>, <<"c d">>}]}
+ ],
+ URLDecode = fun urldecode/1,
+ [{Qs, fun() -> R = x_www_form_urlencoded(
+ Qs, URLDecode) end} || {Qs, R} <- Tests].
+
urldecode_test_() ->
U = fun urldecode/2,
[?_assertEqual(<<" ">>, U(<<"%20">>, crash)),
diff --git a/src/cowboy_http_req.erl b/src/cowboy_http_req.erl
index 92d96ad..dd8e5ca 100644
--- a/src/cowboy_http_req.erl
+++ b/src/cowboy_http_req.erl
@@ -51,7 +51,6 @@
]). %% Misc API.
-include("include/http.hrl").
--include_lib("eunit/include/eunit.hrl").
%% Request API.
@@ -151,7 +150,8 @@ qs_val(Name, Req) when is_binary(Name) ->
-> {binary() | true | Default, #http_req{}} when Default::any().
qs_val(Name, Req=#http_req{raw_qs=RawQs, qs_vals=undefined,
urldecode={URLDecFun, URLDecArg}}, Default) when is_binary(Name) ->
- QsVals = parse_qs(RawQs, fun(Bin) -> URLDecFun(Bin, URLDecArg) end),
+ QsVals = cowboy_http:x_www_form_urlencoded(
+ RawQs, fun(Bin) -> URLDecFun(Bin, URLDecArg) end),
qs_val(Name, Req#http_req{qs_vals=QsVals}, Default);
qs_val(Name, Req, Default) ->
case lists:keyfind(Name, 1, Req#http_req.qs_vals) of
@@ -163,7 +163,8 @@ qs_val(Name, Req, Default) ->
-spec qs_vals(#http_req{}) -> {list({binary(), binary() | true}), #http_req{}}.
qs_vals(Req=#http_req{raw_qs=RawQs, qs_vals=undefined,
urldecode={URLDecFun, URLDecArg}}) ->
- QsVals = parse_qs(RawQs, fun(Bin) -> URLDecFun(Bin, URLDecArg) end),
+ QsVals = cowboy_http:x_www_form_urlencoded(
+ RawQs, fun(Bin) -> URLDecFun(Bin, URLDecArg) end),
qs_vals(Req#http_req{qs_vals=QsVals});
qs_vals(Req=#http_req{qs_vals=QsVals}) ->
{QsVals, Req}.
@@ -271,6 +272,11 @@ parse_header(Name, Req, Default) when Name =:= 'Content-Type' ->
fun (Value) ->
cowboy_http:content_type(Value)
end);
+parse_header(Name, Req, Default) when Name =:= 'Expect' ->
+ parse_header(Name, Req, Default,
+ fun (Value) ->
+ cowboy_http:nonempty_list(Value, fun cowboy_http:expectation/2)
+ end);
parse_header(Name, Req, Default)
when Name =:= 'If-Match'; Name =:= 'If-None-Match' ->
parse_header(Name, Req, Default,
@@ -400,7 +406,8 @@ body(Length, Req=#http_req{socket=Socket, transport=Transport,
-spec body_qs(#http_req{}) -> {list({binary(), binary() | true}), #http_req{}}.
body_qs(Req=#http_req{urldecode={URLDecFun, URLDecArg}}) ->
{ok, Body, Req2} = body(Req),
- {parse_qs(Body, fun(Bin) -> URLDecFun(Bin, URLDecArg) end), Req2}.
+ {cowboy_http:x_www_form_urlencoded(
+ Body, fun(Bin) -> URLDecFun(Bin, URLDecArg) end), Req2}.
%% Multipart Request API.
@@ -636,17 +643,6 @@ transport(#http_req{transport=Transport, socket=Socket}) ->
%% Internal.
--spec parse_qs(binary(), fun((binary()) -> binary())) ->
- list({binary(), binary() | true}).
-parse_qs(<<>>, _URLDecode) ->
- [];
-parse_qs(Qs, URLDecode) ->
- Tokens = binary:split(Qs, <<"&">>, [global, trim]),
- [case binary:split(Token, <<"=">>) of
- [Token] -> {URLDecode(Token), true};
- [Name, Value] -> {URLDecode(Name), URLDecode(Value)}
- end || Token <- Tokens].
-
-spec response_connection(cowboy_http:headers(), keepalive | close)
-> keepalive | close.
response_connection([], Connection) ->
@@ -808,24 +804,3 @@ header_to_binary('Cookie') -> <<"Cookie">>;
header_to_binary('Keep-Alive') -> <<"Keep-Alive">>;
header_to_binary('Proxy-Connection') -> <<"Proxy-Connection">>;
header_to_binary(B) when is_binary(B) -> B.
-
-%% Tests.
-
--ifdef(TEST).
-
-parse_qs_test_() ->
- %% {Qs, Result}
- Tests = [
- {<<"">>, []},
- {<<"a=b">>, [{<<"a">>, <<"b">>}]},
- {<<"aaa=bbb">>, [{<<"aaa">>, <<"bbb">>}]},
- {<<"a&b">>, [{<<"a">>, true}, {<<"b">>, true}]},
- {<<"a=b&c&d=e">>, [{<<"a">>, <<"b">>},
- {<<"c">>, true}, {<<"d">>, <<"e">>}]},
- {<<"a=b=c=d=e&f=g">>, [{<<"a">>, <<"b=c=d=e">>}, {<<"f">>, <<"g">>}]},
- {<<"a+b=c+d">>, [{<<"a b">>, <<"c d">>}]}
- ],
- URLDecode = fun cowboy_http:urldecode/1,
- [{Qs, fun() -> R = parse_qs(Qs, URLDecode) end} || {Qs, R} <- Tests].
-
--endif.
diff --git a/src/cowboy_http_rest.erl b/src/cowboy_http_rest.erl
index 392b172..8f14388 100644
--- a/src/cowboy_http_rest.erl
+++ b/src/cowboy_http_rest.erl
@@ -699,7 +699,7 @@ process_post(Req, State) ->
terminate(Req2, State#state{handler_state=HandlerState});
{true, Req2, HandlerState} ->
State2 = State#state{handler_state=HandlerState},
- next(Req2, State2, 201);
+ next(Req2, State2, fun is_new_resource/2);
{false, Req2, HandlerState} ->
State2 = State#state{handler_state=HandlerState},
respond(Req2, State2, 500)
diff --git a/src/cowboy_listener.erl b/src/cowboy_listener.erl
index ad54941..4b2c2fb 100644
--- a/src/cowboy_listener.erl
+++ b/src/cowboy_listener.erl
@@ -17,7 +17,7 @@
-behaviour(gen_server).
-export([start_link/2, stop/1,
- add_connection/4, move_connection/3, remove_connection/2,
+ add_connection/4, move_connection/3, remove_connection/2, check_upgrades/2,
get_protocol_options/1, set_protocol_options/2]). %% API.
-export([init/1, handle_call/3, handle_cast/2,
handle_info/2, terminate/2, code_change/3]). %% gen_server.
@@ -84,6 +84,12 @@ move_connection(ServerPid, DestPool, ConnPid) ->
remove_connection(ServerPid, ConnPid) ->
gen_server:cast(ServerPid, {remove_connection, ConnPid}).
+%% @doc Return whether a protocol upgrade is required.
+-spec check_upgrades(pid(), non_neg_integer())
+ -> ok | {upgrade, any(), non_neg_integer()}.
+check_upgrades(ServerPid, OptsVsn) ->
+ gen_server:call(ServerPid, {check_upgrades, OptsVsn}).
+
%% @doc Return the current protocol options.
-spec get_protocol_options(pid()) -> {ok, any()}.
get_protocol_options(ServerPid) ->
@@ -121,6 +127,13 @@ handle_call({add_connection, Pool, ConnPid, AccOptsVsn}, From, State=#state{
true ->
{reply, ok, State2}
end;
+handle_call({check_upgrades, AccOptsVsn}, _From, State=#state{
+ proto_opts=ProtoOpts, proto_opts_vsn=LisOptsVsn}) ->
+ if AccOptsVsn =/= LisOptsVsn ->
+ {reply, {upgrade, ProtoOpts, LisOptsVsn}, State};
+ true ->
+ {reply, ok, State}
+ end;
handle_call(get_protocol_options, _From, State=#state{proto_opts=ProtoOpts}) ->
{reply, {ok, ProtoOpts}, State};
handle_call({set_protocol_options, ProtoOpts}, _From,
diff --git a/src/cowboy_multipart.erl b/src/cowboy_multipart.erl
index b7aeb54..2428b52 100644
--- a/src/cowboy_multipart.erl
+++ b/src/cowboy_multipart.erl
@@ -45,8 +45,10 @@ content_disposition(Data) ->
cowboy_http:token_ci(Data,
fun (_Rest, <<>>) -> {error, badarg};
(Rest, Disposition) ->
- cowboy_http:content_type_params(Rest,
- fun (Params) -> {Disposition, Params} end, [])
+ cowboy_http:params(Rest,
+ fun (<<>>, Params) -> {Disposition, Params};
+ (_Rest2, _) -> {error, badarg}
+ end)
end).
%% Internal.
diff --git a/src/cowboy_ssl_transport.erl b/src/cowboy_ssl_transport.erl
index bf8b1fb..8eaf320 100644
--- a/src/cowboy_ssl_transport.erl
+++ b/src/cowboy_ssl_transport.erl
@@ -68,21 +68,30 @@ listen(Opts) ->
{port, Port} = lists:keyfind(port, 1, Opts),
Backlog = proplists:get_value(backlog, Opts, 1024),
{certfile, CertFile} = lists:keyfind(certfile, 1, Opts),
- {keyfile, KeyFile} = lists:keyfind(keyfile, 1, Opts),
- {password, Password} = lists:keyfind(password, 1, Opts),
+ KeyFileOpts =
+ case lists:keyfind(keyfile, 1, Opts) of
+ false -> [];
+ KeyFile -> [KeyFile]
+ end,
+ PasswordOpts =
+ case lists:keyfind(password, 1, Opts) of
+ false -> [];
+ Password -> [Password]
+ end,
ListenOpts0 = [binary, {active, false},
{backlog, Backlog}, {packet, raw}, {reuseaddr, true},
- {certfile, CertFile}, {keyfile, KeyFile}, {password, Password}],
+ {certfile, CertFile}],
ListenOpts1 =
case lists:keyfind(ip, 1, Opts) of
false -> ListenOpts0;
Ip -> [Ip|ListenOpts0]
end,
- ListenOpts =
+ ListenOpts2 =
case lists:keyfind(cacertfile, 1, Opts) of
false -> ListenOpts1;
CACertFile -> [CACertFile|ListenOpts1]
end,
+ ListenOpts = ListenOpts2 ++ KeyFileOpts ++ PasswordOpts,
ssl:listen(Port, ListenOpts).
%% @doc Accept an incoming connection on a listen socket.
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-28 22:55:07 +0000