/
058-tcp-socket.t
3642 lines (2974 loc) · 85.5 KB
/
058-tcp-socket.t
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# vim:set ft= ts=4 sw=4 et fdm=marker:
use Test::Nginx::Socket::Lua;
repeat_each(2);
plan tests => repeat_each() * 187;
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: 1 nil
--- 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 3s;
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: 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 3s;
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
--- timeout: 10
=== 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 3s;
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: 10
=== TEST 9: resolver error (timeout)
--- config
server_tokens off;
resolver $TEST_NGINX_RESOLVER;
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(?: \(\d+: (?:Operation timed out|Host not found)\))?
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: 1 nil
--- 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: 1 nil
"
--- 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: 1 nil
"
--- 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: 1 nil
"
--- 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: 1 nil
"
--- 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: 1 nil
--- 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: 1 nil
--- 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)