blob: 6455d1116e40ececa48d498e7842ad00c9fccd2b [file] [log] [blame] [raw]
# vim:set ft= ts=4 sw=4 et fdm=marker:
use lib 'lib';
use Test::Nginx::Socket::Lua;
repeat_each(2);
plan tests => repeat_each() * 126;
our $HtmlDir = html_dir;
$ENV{TEST_NGINX_MEMCACHED_PORT} ||= 11211;
$ENV{TEST_NGINX_RESOLVER} ||= '8.8.8.8';
#log_level 'warn';
log_level 'debug';
#no_long_string();
#no_diff();
run_tests();
__DATA__
=== TEST 1: sanity
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
while true do
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
break
end
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
content_by_lua 'ngx.say("foo")';
more_clear_headers Date;
}
--- request
GET /t
--- response_body
connected: 1
request sent: 57
received: HTTP/1.1 200 OK
received: Server: nginx
received: Content-Type: text/plain
received: Content-Length: 4
received: Connection: close
received:
received: foo
failed to receive a line: closed []
close: nil closed
--- no_error_log
[error]
=== TEST 2: no trailing newline
--- config
server_tokens off;
location /t {
#set $port 1234;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
while true do
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
break
end
end
sock:close()
ngx.say("closed")
';
}
location /foo {
content_by_lua 'ngx.print("foo")';
more_clear_headers Date;
}
--- request
GET /t
--- response_body
connected: 1
request sent: 57
received: HTTP/1.1 200 OK
received: Server: nginx
received: Content-Type: text/plain
received: Content-Length: 3
received: Connection: close
received:
failed to receive a line: closed [foo]
closed
--- no_error_log
[error]
=== TEST 3: no resolver defined
--- config
server_tokens off;
location /t {
#set $port 1234;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("agentzh.org", port)
if not ok then
ngx.say("failed to connect: ", err)
end
ngx.say("connected: ", ok)
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
';
}
--- request
GET /t
--- response_body
failed to connect: no resolver defined to resolve "agentzh.org"
connected: nil
failed to send request: closed
--- error_log
attempt to send data on a closed socket:
=== TEST 4: with resolver
--- timeout: 10
--- config
server_tokens off;
resolver $TEST_NGINX_RESOLVER;
resolver_timeout 1s;
location /t {
content_by_lua '
local sock = ngx.socket.tcp()
local port = 80
local ok, err = sock:connect("agentzh.org", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "GET / HTTP/1.0\\r\\nHost: agentzh.org\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
local line, err = sock:receive()
if line then
ngx.say("first line received: ", line)
else
ngx.say("failed to receive the first line: ", err)
end
line, err = sock:receive()
if line then
ngx.say("second line received: ", line)
else
ngx.say("failed to receive the second line: ", err)
end
';
}
--- request
GET /t
--- response_body
connected: 1
request sent: 56
first line received: HTTP/1.1 200 OK
second line received: Server: ngx_openresty
--- no_error_log
[error]
--- timeout: 10
=== TEST 5: connection refused (tcp)
--- config
location /test {
content_by_lua '
local sock = ngx.socket.tcp()
local ok, err = sock:connect("127.0.0.1", 16787)
ngx.say("connect: ", ok, " ", err)
local bytes
bytes, err = sock:send("hello")
ngx.say("send: ", bytes, " ", err)
local line
line, err = sock:receive()
ngx.say("receive: ", line, " ", err)
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
--- request
GET /test
--- response_body
connect: nil connection refused
send: nil closed
receive: nil closed
close: nil closed
--- error_log eval
qr/connect\(\) failed \(\d+: Connection refused\)/
=== TEST 6: connection timeout (tcp)
--- config
resolver $TEST_NGINX_RESOLVER;
lua_socket_connect_timeout 100ms;
lua_socket_send_timeout 100ms;
lua_socket_read_timeout 100ms;
resolver_timeout 1s;
location /test {
content_by_lua '
local sock = ngx.socket.tcp()
local ok, err = sock:connect("agentzh.org", 12345)
ngx.say("connect: ", ok, " ", err)
local bytes
bytes, err = sock:send("hello")
ngx.say("send: ", bytes, " ", err)
local line
line, err = sock:receive()
ngx.say("receive: ", line, " ", err)
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
--- request
GET /test
--- response_body
connect: nil timeout
send: nil closed
receive: nil closed
close: nil closed
--- error_log
lua tcp socket connect timed out
=== TEST 7: not closed manually
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
';
}
location /foo {
echo foo;
more_clear_headers Date;
}
--- request
GET /t
--- response_body
connected: 1
--- no_error_log
[error]
=== TEST 8: resolver error (host not found)
--- config
server_tokens off;
resolver $TEST_NGINX_RESOLVER;
resolver_timeout 1s;
location /t {
content_by_lua '
local sock = ngx.socket.tcp()
local port = 80
local ok, err = sock:connect("blah-blah-not-found.agentzh.org", port)
print("connected: ", ok, " ", err, " ", not ok)
if not ok then
ngx.say("failed to connect: ", err)
end
ngx.say("connected: ", ok)
local req = "GET / HTTP/1.0\\r\\nHost: agentzh.org\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
';
}
--- request
GET /t
--- response_body_like
^failed to connect: blah-blah-not-found\.agentzh\.org could not be resolved(?: \(3: Host not found\))?
connected: nil
failed to send request: closed$
--- error_log
attempt to send data on a closed socket
--- timeout: 5
=== TEST 9: resolver error (timeout)
--- config
server_tokens off;
resolver 8.8.8.8;
resolver_timeout 1ms;
location /t {
content_by_lua '
local sock = ngx.socket.tcp()
local port = 80
local ok, err = sock:connect("blah-blah-not-found.agentzh.org", port)
print("connected: ", ok, " ", err, " ", not ok)
if not ok then
ngx.say("failed to connect: ", err)
end
ngx.say("connected: ", ok)
local req = "GET / HTTP/1.0\\r\\nHost: agentzh.org\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
';
}
--- request
GET /t
--- response_body_like
^failed to connect: blah-blah-not-found\.agentzh\.org could not be resolved(?: \(\d+: Operation timed out\))?
connected: nil
failed to send request: closed$
--- error_log
attempt to send data on a closed socket
=== TEST 10: explicit *l pattern for receive
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
while true do
local line, err = sock:receive("*l")
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err)
break
end
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
content_by_lua 'ngx.say("foo")';
more_clear_headers Date;
}
--- request
GET /t
--- response_body
connected: 1
request sent: 57
received: HTTP/1.1 200 OK
received: Server: nginx
received: Content-Type: text/plain
received: Content-Length: 4
received: Connection: close
received:
received: foo
failed to receive a line: closed
close: nil closed
--- no_error_log
[error]
=== TEST 11: *a pattern for receive
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
local data, err = sock:receive("*a")
if data then
ngx.say("receive: ", data)
ngx.say("err: ", err)
else
ngx.say("failed to receive: ", err)
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
content_by_lua 'ngx.say("foo")';
more_clear_headers Date;
}
--- request
GET /t
--- response_body eval
"connected: 1
request sent: 57
receive: HTTP/1.1 200 OK\r
Server: nginx\r
Content-Type: text/plain\r
Content-Length: 4\r
Connection: close\r
\r
foo
err: nil
close: nil closed
"
--- no_error_log
[error]
=== TEST 12: mixing *a and *l patterns for receive
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
local line, err = sock:receive("*l")
if line then
ngx.say("receive: ", line)
ngx.say("err: ", err)
else
ngx.say("failed to receive: ", err)
end
local data
data, err = sock:receive("*a")
if data then
ngx.say("receive: ", data)
ngx.say("err: ", err)
else
ngx.say("failed to receive: ", err)
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
content_by_lua 'ngx.say("foo")';
more_clear_headers Date;
}
--- request
GET /t
--- response_body eval
"connected: 1
request sent: 57
receive: HTTP/1.1 200 OK
err: nil
receive: Server: nginx\r
Content-Type: text/plain\r
Content-Length: 4\r
Connection: close\r
\r
foo
err: nil
close: nil closed
"
--- no_error_log
[error]
=== TEST 13: receive by chunks
--- timeout: 5
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
while true do
local data, err, partial = sock:receive(10)
if data then
local len = string.len(data)
if len == 10 then
ngx.print("[", data, "]")
else
ngx.say("ERROR: returned invalid length of data: ", len)
end
else
ngx.say("failed to receive a line: ", err, " [", partial, "]")
break
end
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
content_by_lua 'ngx.say("foo")';
more_clear_headers Date;
}
--- request
GET /t
--- response_body eval
"connected: 1
request sent: 57
[HTTP/1.1 2][00 OK\r
Ser][ver: nginx][\r
Content-][Type: text][/plain\r
Co][ntent-Leng][th: 4\r
Con][nection: c][lose\r
\r
fo]failed to receive a line: closed [o
]
close: nil closed
"
--- no_error_log
[error]
=== TEST 14: receive by chunks (very small buffer)
--- timeout: 5
--- config
server_tokens off;
lua_socket_buffer_size 1;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
while true do
local data, err, partial = sock:receive(10)
if data then
local len = string.len(data)
if len == 10 then
ngx.print("[", data, "]")
else
ngx.say("ERROR: returned invalid length of data: ", len)
end
else
ngx.say("failed to receive a line: ", err, " [", partial, "]")
break
end
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
content_by_lua 'ngx.say("foo")';
more_clear_headers Date;
}
--- request
GET /t
--- response_body eval
"connected: 1
request sent: 57
[HTTP/1.1 2][00 OK\r
Ser][ver: nginx][\r
Content-][Type: text][/plain\r
Co][ntent-Leng][th: 4\r
Con][nection: c][lose\r
\r
fo]failed to receive a line: closed [o
]
close: nil closed
"
--- no_error_log
[error]
=== TEST 15: line reading (very small buffer)
--- config
server_tokens off;
lua_socket_buffer_size 1;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
while true do
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
break
end
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
content_by_lua 'ngx.say("foo")';
more_clear_headers Date;
}
--- request
GET /t
--- response_body
connected: 1
request sent: 57
received: HTTP/1.1 200 OK
received: Server: nginx
received: Content-Type: text/plain
received: Content-Length: 4
received: Connection: close
received:
received: foo
failed to receive a line: closed []
close: nil closed
--- no_error_log
[error]
=== TEST 16: ngx.socket.connect (working)
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local port = ngx.var.port
local sock, err = ngx.socket.connect("127.0.0.1", port)
if not sock then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected.")
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
while true do
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
break
end
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
content_by_lua 'ngx.say("foo")';
more_clear_headers Date;
}
--- request
GET /t
--- response_body
connected.
request sent: 57
received: HTTP/1.1 200 OK
received: Server: nginx
received: Content-Type: text/plain
received: Content-Length: 4
received: Connection: close
received:
received: foo
failed to receive a line: closed []
close: nil closed
--- no_error_log
[error]
=== TEST 17: ngx.socket.connect() shortcut (connection refused)
--- config
location /test {
content_by_lua '
local sock = ngx.socket.tcp()
local sock, err = sock:connect("127.0.0.1", 16787)
if not sock then
ngx.say("failed to connect: ", err)
return
end
local bytes
bytes, err = sock:send("hello")
ngx.say("send: ", bytes, " ", err)
local line
line, err = sock:receive()
ngx.say("receive: ", line, " ", err)
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
--- request
GET /test
--- stap2
M(http-lua-info) {
printf("tcp resume: %p\n", $coctx)
print_ubacktrace()
}
--- response_body
failed to connect: connection refused
--- error_log eval
qr/connect\(\) failed \(\d+: Connection refused\)/
=== TEST 18: receive by chunks (stringified size)
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
while true do
local data, err, partial = sock:receive("10")
if data then
local len = string.len(data)
if len == 10 then
ngx.print("[", data, "]")
else
ngx.say("ERROR: returned invalid length of data: ", len)
end
else
ngx.say("failed to receive a line: ", err, " [", partial, "]")
break
end
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
content_by_lua 'ngx.say("foo")';
more_clear_headers Date;
}
--- request
GET /t
--- response_body eval
"connected: 1
request sent: 57
[HTTP/1.1 2][00 OK\r
Ser][ver: nginx][\r
Content-][Type: text][/plain\r
Co][ntent-Leng][th: 4\r
Con][nection: c][lose\r
\r
fo]failed to receive a line: closed [o
]
close: nil closed
"
--- no_error_log
[error]
=== TEST 19: cannot survive across request boundary (send)
--- http_config eval
"lua_package_path '$::HtmlDir/?.lua;./?.lua';"
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_MEMCACHED_PORT;
content_by_lua '
local test = require "test"
test.go(ngx.var.port)
';
}
--- user_files
>>> test.lua
module("test", package.seeall)
local sock
function go(port)
if not sock then
sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
end
local req = "flush_all\r\n"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
end
end
--- request
GET /t
--- response_body_like eval
"^(?:connected: 1
request sent: 11
received: OK|failed to send request: closed)\$"
=== TEST 20: cannot survive across request boundary (receive)
--- http_config eval
"lua_package_path '$::HtmlDir/?.lua;./?.lua';"
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_MEMCACHED_PORT;
content_by_lua '
local test = require "test"
test.go(ngx.var.port)
';
}
--- user_files
>>> test.lua
module("test", package.seeall)
local sock
function go(port)
if not sock then
sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
else
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
end
return
end
local req = "flush_all\r\n"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
end
end
--- stap2
M(http-lua-info) {
printf("tcp resume\n")
print_ubacktrace()
}
--- request
GET /t
--- response_body_like eval
qr/^(?:connected: 1
request sent: 11
received: OK|failed to receive a line: closed \[nil\])$/
=== TEST 21: cannot survive across request boundary (close)
--- http_config eval
"lua_package_path '$::HtmlDir/?.lua;./?.lua';"
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_MEMCACHED_PORT;
content_by_lua '
local test = require "test"
test.go(ngx.var.port)
';
}
--- user_files
>>> test.lua
module("test", package.seeall)
local sock
function go(port)
if not sock then
sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
else
local ok, err = sock:close()
if ok then
ngx.say("successfully closed")
else
ngx.say("failed to close: ", err)
end
return
end
local req = "flush_all\r\n"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
end
end
--- request
GET /t
--- response_body_like eval
qr/^(?:connected: 1
request sent: 11
received: OK|failed to close: closed)$/
=== TEST 22: cannot survive across request boundary (connect)
--- http_config eval
"lua_package_path '$::HtmlDir/?.lua;./?.lua';"
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_MEMCACHED_PORT;
content_by_lua '
local test = require "test"
test.go(ngx.var.port)
test.go(ngx.var.port)
';
}
--- user_files
>>> test.lua
module("test", package.seeall)
local sock
function go(port)
if not sock then
sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
else
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect again: ", err)
return
end
ngx.say("connected again: ", ok)
end
local req = "flush_all\r\n"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
end
end
--- request
GET /t
--- response_body_like eval
qr/^(?:connected(?: again)?: 1
request sent: 11
received: OK
){2}$/
--- error_log
lua reuse socket upstream ctx
--- no_error_log
[error]
=== TEST 23: connect again immediately
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_MEMCACHED_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected again: ", ok)
local req = "flush_all\\r\\n"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
echo foo;
more_clear_headers Date;
}
--- request
GET /t
--- response_body
connected: 1
connected again: 1
request sent: 11
received: OK
close: 1 nil
--- no_error_log
[error]
--- error_log eval
["lua reuse socket upstream", "lua tcp socket reconnect without shutting down"]
=== TEST 24: two sockets mix together
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port1 $TEST_NGINX_MEMCACHED_PORT;
set $port2 $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock1 = ngx.socket.tcp()
local sock2 = ngx.socket.tcp()
local port1 = ngx.var.port1
local port2 = ngx.var.port2
local ok, err = sock1:connect("127.0.0.1", port1)
if not ok then
ngx.say("1: failed to connect: ", err)
return
end
ngx.say("1: connected: ", ok)
ok, err = sock2:connect("127.0.0.1", port2)
if not ok then
ngx.say("2: failed to connect: ", err)
return
end
ngx.say("2: connected: ", ok)
local req1 = "flush_all\\r\\n"
local bytes, err = sock1:send(req1)
if not bytes then
ngx.say("1: failed to send request: ", err)
return
end
ngx.say("1: request sent: ", bytes)
local req2 = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
local bytes, err = sock2:send(req2)
if not bytes then
ngx.say("2: failed to send request: ", err)
return
end
ngx.say("2: request sent: ", bytes)
local line, err, part = sock1:receive()
if line then
ngx.say("1: received: ", line)
else
ngx.say("1: failed to receive a line: ", err, " [", part, "]")
end
line, err, part = sock2:receive()
if line then
ngx.say("2: received: ", line)
else
ngx.say("2: failed to receive a line: ", err, " [", part, "]")
end
ok, err = sock1:close()
ngx.say("1: close: ", ok, " ", err)
ok, err = sock2:close()
ngx.say("2: close: ", ok, " ", err)
';
}
location /foo {
echo foo;
more_clear_headers Date;
}
--- request
GET /t
--- response_body
1: connected: 1
2: connected: 1
1: request sent: 11
2: request sent: 57
1: received: OK
2: received: HTTP/1.1 200 OK
1: close: 1 nil
2: close: 1 nil
--- no_error_log
[error]
=== TEST 25: send tables of string fragments
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = {"GET", " ", "/foo", " HTTP/", 1, ".", 0, "\\r\\n",
"Host: localhost\\r\\n", "Connection: close\\r\\n",
"\\r\\n"}
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
while true do
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
break
end
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
content_by_lua 'ngx.say("foo")';
more_clear_headers Date;
}
--- request
GET /t
--- response_body
connected: 1
request sent: 57
received: HTTP/1.1 200 OK
received: Server: nginx
received: Content-Type: text/plain
received: Content-Length: 4
received: Connection: close
received:
received: foo
failed to receive a line: closed []
close: nil closed
--- no_error_log
[error]
=== TEST 26: send tables of string fragments (bad type "nil")
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = {"GET", " ", "/foo", " HTTP/", nil, 1, ".", 0, "\\r\\n",
"Host: localhost\\r\\n", "Connection: close\\r\\n",
"\\r\\n"}
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
while true do
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
break
end
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
echo foo;
more_clear_headers Date;
}
--- request
GET /t
--- ignore_response
--- error_log
bad argument #1 to 'send' (bad data type nil found)
=== TEST 27: send tables of string fragments (bad type "boolean")
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = {"GET", " ", "/foo", " HTTP/", true, 1, ".", 0, "\\r\\n",
"Host: localhost\\r\\n", "Connection: close\\r\\n",
"\\r\\n"}
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
while true do
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
break
end
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
echo foo;
more_clear_headers Date;
}
--- request
GET /t
--- ignore_response
--- error_log
bad argument #1 to 'send' (bad data type boolean found)
=== TEST 28: send tables of string fragments (bad type ngx.null)
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = {"GET", " ", "/foo", " HTTP/", ngx.null, 1, ".", 0, "\\r\\n",
"Host: localhost\\r\\n", "Connection: close\\r\\n",
"\\r\\n"}
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
while true do
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
break
end
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
echo foo;
more_clear_headers Date;
}
--- request
GET /t
--- ignore_response
--- error_log
bad argument #1 to 'send' (bad data type userdata found)
=== TEST 29: cosocket before location capture (tcpsock:send did not clear u->waiting)
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_MEMCACHED_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "flush_all\\r\\n"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
local resp = ngx.location.capture("/memc")
if type(resp) ~= "table" then
ngx.say("bad resp: type ", type(resp), ": ", resp)
return
end
ngx.print("subrequest: ", resp.status, ", ", resp.body)
';
}
location /memc {
set $memc_cmd flush_all;
memc_pass 127.0.0.1:$TEST_NGINX_MEMCACHED_PORT;
}
--- request
GET /t
--- response_body eval
"connected: 1
request sent: 11
received: OK
close: 1 nil
subrequest: 200, OK\r
"
--- no_error_log
[error]
=== TEST 30: CR in a line
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
while true do
local line, err, part = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive a line: ", err, " [", part, "]")
break
end
end
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
echo "foo\r\rbar\rbaz";
more_clear_headers Date;
}
--- request
GET /t
--- response_body
connected: 1
request sent: 57
received: HTTP/1.1 200 OK
received: Server: nginx
received: Content-Type: text/plain
received: Content-Length: 13
received: Connection: close
received:
received: foobarbaz
failed to receive a line: closed []
close: nil closed
--- no_error_log
[error]
--- SKIP
=== TEST 31: receive(0)
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
local data, err, part = sock:receive(0)
if not data then
ngx.say("failed to receive(0): ", err)
return
end
ngx.say("receive(0): [", data, "]")
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
echo foo;
more_clear_headers Date;
}
--- request
GET /t
--- response_body
connected: 1
request sent: 57
receive(0): []
close: 1 nil
--- no_error_log
[error]
=== TEST 32: send("")
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local req = "GET /foo HTTP/1.0\\r\\nHost: localhost\\r\\nConnection: close\\r\\n\\r\\n"
-- req = "OK"
local bytes, err = sock:send(req)
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("request sent: ", bytes)
local bytes, err = sock:send("")
if not bytes then
ngx.say("failed to send request: ", err)
return
end
ngx.say("send(\\"\\"): ", bytes)
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
echo foo;
more_clear_headers Date;
}
--- request
GET /t
--- response_body
connected: 1
request sent: 57
send(""): 0
close: 1 nil
--- no_error_log
[error]
[alert]
=== TEST 33: github issue #215: Handle the posted requests in lua cosocket api (failed to resolve)
--- config
resolver 8.8.8.8;
location = /sub {
content_by_lua '
local sock = ngx.socket.tcp()
local ok, err = sock:connect("xxx", 80)
if not ok then
ngx.say("failed to connect to xxx: ", err)
return
end
ngx.say("successfully connected to xxx!")
sock:close()
';
}
location = /lua {
content_by_lua '
local res = ngx.location.capture("/sub")
ngx.print(res.body)
';
}
--- request
GET /lua
--- stap
F(ngx_resolve_name_done) {
println("resolve name done")
#print_ubacktrace()
}
--- stap_out
resolve name done
--- response_body_like chop
^failed to connect to xxx: xxx could not be resolved.*?Host not found
--- no_error_log
[error]
=== TEST 34: github issue #215: Handle the posted requests in lua cosocket api (successfully resolved)
--- config
resolver 8.8.8.8;
location = /sub {
content_by_lua '
if not package.i then
package.i = 1
end
local servers = {"openresty.org", "agentzh.org", "sregex.org"}
local server = servers[package.i]
package.i = package.i + 1
local sock = ngx.socket.tcp()
local ok, err = sock:connect(server, 80)
if not ok then
ngx.say("failed to connect to agentzh.org: ", err)
return
end
ngx.say("successfully connected to xxx!")
sock:close()
';
}
location = /lua {
content_by_lua '
local res = ngx.location.capture("/sub")
ngx.print(res.body)
';
}
--- request
GET /lua
--- response_body
successfully connected to xxx!
--- stap
F(ngx_http_lua_socket_resolve_handler) {
println("lua socket resolve handler")
}
F(ngx_http_lua_socket_tcp_connect_retval_handler) {
println("lua socket tcp connect retval handler")
}
F(ngx_http_run_posted_requests) {
println("run posted requests")
}
--- stap_out_like
run posted requests
lua socket resolve handler
run posted requests
lua socket tcp connect retval handler
run posted requests
--- no_error_log
[error]
--- timeout: 10
=== TEST 35: connection refused (tcp) - lua_socket_log_errors off
--- config
location /test {
lua_socket_log_errors off;
content_by_lua '
local sock = ngx.socket.tcp()
local ok, err = sock:connect("127.0.0.1", 16787)
ngx.say("connect: ", ok, " ", err)
local bytes
bytes, err = sock:send("hello")
ngx.say("send: ", bytes, " ", err)
local line
line, err = sock:receive()
ngx.say("receive: ", line, " ", err)
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
--- request
GET /test
--- response_body
connect: nil connection refused
send: nil closed
receive: nil closed
close: nil closed
--- no_error_log eval
[qr/connect\(\) failed \(\d+: Connection refused\)/]
=== TEST 36: reread after a read time out happen (receive -> receive)
--- config
server_tokens off;
lua_socket_read_timeout 100ms;
resolver $TEST_NGINX_RESOLVER;
location /t {
content_by_lua '
local sock = ngx.socket.tcp()
local ok, err = sock:connect("127.0.0.1", $TEST_NGINX_MEMCACHED_PORT)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local line
line, err = sock:receive()
if line then
ngx.say("received: ", line)
else
ngx.say("failed to receive: ", err)
line, err = sock:receive()
if not line then
ngx.say("failed to receive: ", err)
end
end
';
}
--- request
GET /t
--- response_body
connected: 1
failed to receive: timeout
failed to receive: timeout
--- error_log
lua tcp socket read timeout: 100
lua tcp socket connect timeout: 60000
lua tcp socket read timed out
=== TEST 37: successful reread after a read time out happen (receive -> receive)
--- config
server_tokens off;
resolver $TEST_NGINX_RESOLVER;
location /t {
content_by_lua '
local sock = ngx.socket.tcp()
local ok, err = sock:connect("127.0.0.1", ngx.var.server_port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
local bytes, err = sock:send("GET /back HTTP/1.1\\r\\nHost: localhost\\r\\n\\r\\n")
if not bytes then
ngx.say("failed to send: ", err)
return
end
local reader = sock:receiveuntil("\\r\\n\\r\\n")
local header, err = reader()
if not header then
ngx.say("failed to read the response header: ", err)
return
end
sock:settimeout(100)
local data, err, partial = sock:receive(100)
if data then
ngx.say("received: ", data)
else
ngx.say("failed to receive: ", err, ", partial: ", partial)
sock:settimeout(123)
ngx.sleep(0.1)
local line, err = sock:receive()
if not line then
ngx.say("failed to receive: ", err)
return
end
ngx.say("received: ", line)
local line, err = sock:receive()
if not line then
ngx.say("failed to receive: ", err)
return
end
ngx.say("received: ", line)
end
';
}
location /back {
content_by_lua '
ngx.print("hi")
ngx.flush(true)
ngx.sleep(0.2)
ngx.print("world")
';
}
--- request
GET /t
--- response_body eval
"failed to receive: timeout, partial: 2\r
hi\r
received: 5
received: world
"
--- error_log
lua tcp socket read timed out
--- no_error_log
[alert]
=== TEST 38: successful reread after a read time out happen (receive -> receiveuntil)
--- config
server_tokens off;
resolver $TEST_NGINX_RESOLVER;
location /t {
content_by_lua '
local sock = ngx.socket.tcp()
local ok, err = sock:connect("127.0.0.1", ngx.var.server_port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
local bytes, err = sock:send("GET /back HTTP/1.1\\r\\nHost: localhost\\r\\n\\r\\n")
if not bytes then
ngx.say("failed to send: ", err)
return
end
local reader = sock:receiveuntil("\\r\\n\\r\\n")
local header, err = reader()
if not header then
ngx.say("failed to read the response header: ", err)
return
end
sock:settimeout(100)
local data, err, partial = sock:receive(100)
if data then
ngx.say("received: ", data)
else
ngx.say("failed to receive: ", err, ", partial: ", partial)
ngx.sleep(0.1)
sock:settimeout(123)
local reader = sock:receiveuntil("\\r\\n")
local line, err = reader()
if not line then
ngx.say("failed to receive: ", err)
return
end
ngx.say("received: ", line)
local line, err = reader()
if not line then
ngx.say("failed to receive: ", err)
return
end
ngx.say("received: ", line)
end
';
}
location /back {
content_by_lua '
ngx.print("hi")
ngx.flush(true)
ngx.sleep(0.2)
ngx.print("world")
';
}
--- request
GET /t
--- response_body eval
"failed to receive: timeout, partial: 2\r
hi\r
received: 5
received: world
"
--- error_log
lua tcp socket read timed out
--- no_error_log
[alert]
=== TEST 39: successful reread after a read time out happen (receiveuntil -> receiveuntil)
--- config
server_tokens off;
resolver $TEST_NGINX_RESOLVER;
location /t {
content_by_lua '
local sock = ngx.socket.tcp()
local ok, err = sock:connect("127.0.0.1", ngx.var.server_port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
local bytes, err = sock:send("GET /back HTTP/1.1\\r\\nHost: localhost\\r\\n\\r\\n")
if not bytes then
ngx.say("failed to send: ", err)
return
end
local reader = sock:receiveuntil("\\r\\n\\r\\n")
local header, err = reader()
if not header then
ngx.say("failed to read the response header: ", err)
return
end
sock:settimeout(100)
local reader = sock:receiveuntil("no-such-terminator")
local data, err, partial = reader()
if data then
ngx.say("received: ", data)
else
ngx.say("failed to receive: ", err, ", partial: ", partial)
ngx.sleep(0.1)
sock:settimeout(123)
local reader = sock:receiveuntil("\\r\\n")
local line, err = reader()
if not line then
ngx.say("failed to receive: ", err)
return
end
ngx.say("received: ", line)
local line, err = reader()
if not line then
ngx.say("failed to receive: ", err)
return
end
ngx.say("received: ", line)
end
';
}
location /back {
content_by_lua '
ngx.print("hi")
ngx.flush(true)
ngx.sleep(0.2)
ngx.print("world")
';
}
--- request
GET /t
--- response_body eval
"failed to receive: timeout, partial: 2\r
hi\r
received: 5
received: world
"
--- error_log
lua tcp socket read timed out
--- no_error_log
[alert]
=== TEST 40: successful reread after a read time out happen (receiveuntil -> receive)
--- config
server_tokens off;
resolver $TEST_NGINX_RESOLVER;
location /t {
content_by_lua '
local sock = ngx.socket.tcp()
local ok, err = sock:connect("127.0.0.1", ngx.var.server_port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
local bytes, err = sock:send("GET /back HTTP/1.1\\r\\nHost: localhost\\r\\n\\r\\n")
if not bytes then
ngx.say("failed to send: ", err)
return
end
local reader = sock:receiveuntil("\\r\\n\\r\\n")
local header, err = reader()
if not header then
ngx.say("failed to read the response header: ", err)
return
end
sock:settimeout(100)
local reader = sock:receiveuntil("no-such-terminator")
local data, err, partial = reader()
if data then
ngx.say("received: ", data)
else
ngx.say("failed to receive: ", err, ", partial: ", partial)
ngx.sleep(0.1)
sock:settimeout(123)
local line, err = sock:receive()
if not line then
ngx.say("failed to receive: ", err)
return
end
ngx.say("received: ", line)
local line, err = sock:receive()
if not line then
ngx.say("failed to receive: ", err)
return
end
ngx.say("received: ", line)
end
';
}
location /back {
content_by_lua '
ngx.print("hi")
ngx.flush(true)
ngx.sleep(0.2)
ngx.print("world")
';
}
--- request
GET /t
--- response_body eval
"failed to receive: timeout, partial: 2\r
hi\r
received: 5
received: world
"
--- error_log
lua tcp socket read timed out
--- no_error_log
[alert]
=== TEST 41: receive(0)
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port)
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
local data, err = sock:receive(0)
if not data then
ngx.say("failed to receive: ", err)
return
end
ngx.say("received: ", data)
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
content_by_lua 'ngx.say("foo")';
more_clear_headers Date;
}
--- request
GET /t
--- response_body
connected: 1
received:
close: 1 nil
--- no_error_log
[error]
=== TEST 42: empty options table
--- config
server_tokens off;
location /t {
#set $port 5000;
set $port $TEST_NGINX_SERVER_PORT;
content_by_lua '
local sock = ngx.socket.tcp()
local port = ngx.var.port
local ok, err = sock:connect("127.0.0.1", port, {})
if not ok then
ngx.say("failed to connect: ", err)
return
end
ngx.say("connected: ", ok)
ok, err = sock:close()
ngx.say("close: ", ok, " ", err)
';
}
location /foo {
content_by_lua 'ngx.say("foo")';
more_clear_headers Date;
}
--- request
GET /t
--- response_body
connected: 1
close: 1 nil
--- no_error_log
[error]