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apicast-policy-websocket.t
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use lib 't';
use Test::APIcast::Blackbox 'no_plan';
repeat_each(2);
run_tests();
__DATA__
=== TEST 1: Simple Websocket connection pass through
--- configuration
{
"services": [
{
"id": 42,
"backend_version": 1,
"backend_authentication_type": "service_token",
"backend_authentication_value": "token-value",
"proxy": {
"hosts": [
"127.0.0.1"
],
"api_backend": "http://test:$TEST_NGINX_SERVER_PORT/",
"proxy_rules": [
{ "pattern": "/", "http_method": "GET", "metric_system_name": "hits", "delta": 2 }
],
"policy_chain": [
{
"name": "apicast",
"version": "builtin",
"configuration": {}
},
{
"name": "websocket",
"version": "builtin",
"configuration": {}
}
]
}
}
]
}
--- backend
location /transactions/authrep.xml {
content_by_lua_block {
ngx.exit(200)
}
}
--- upstream env
location / {
access_by_lua_block {
local server = require "resty.websocket.server"
local wb, err = server:new{
timeout = 5000, -- in milliseconds
max_payload_len = 65535,
}
if not wb then
ngx.log(ngx.ERR, "failed to new websocket: ", err)
return ngx.exit(444)
end
local data, typ, err = wb:recv_frame()
if not data then
if not string.find(err, "timeout", 1, true) then
ngx.log(ngx.ERR, "failed to receive a frame: ", err)
return ngx.exit(444)
end
end
bytes, err = wb:send_text("Data: "..data.." Type: "..typ)
if not bytes then
ngx.log(ngx.ERR, "failed to send a text frame: ", err)
return ngx.exit(444)
end
}
}
--- test
content_by_lua_block {
local client = require "resty.websocket.client"
local wb, err = client:new()
local server = ngx.var.server_addr
local apicast_port = ngx.var.apicast_port
local uri = "ws://"..server.. ":"..apicast_port.."/?user_key=foo"
local ok, err = wb:connect(uri)
if not ok then
ngx.say("failed to connect: " .. err)
return
end
local bytes, err = wb:send_text("Sending from client")
if not bytes then
ngx.say("failed to send frame: ", err)
return
end
local data, typ, err = wb:recv_frame()
if not data then
ngx.say("failed to receive the frame: ",apicast_port, err)
return
end
ngx.say("received: ", data)
}
--- response_body env
received: Data: Sending from client Type: text
--- error_code: 200
--- timeout: 10
--- no_error_log
[error]
=== TEST 2: No websocket connection with policy does not change Upgrade header
--- configuration
{
"services": [
{
"id": 42,
"backend_version": 1,
"backend_authentication_type": "service_token",
"backend_authentication_value": "token-value",
"proxy": {
"hosts": [
"localhost"
],
"api_backend": "http://test:$TEST_NGINX_SERVER_PORT/",
"proxy_rules": [
{ "pattern": "/", "http_method": "GET", "metric_system_name": "hits", "delta": 2 }
],
"policy_chain": [
{
"name": "apicast",
"version": "builtin",
"configuration": {}
},
{
"name": "websocket",
"version": "builtin",
"configuration": {}
}
]
}
}
]
}
--- backend
location /transactions/authrep.xml {
content_by_lua_block {
ngx.exit(200)
}
}
--- upstream env
location / {
content_by_lua_block {
local headers = ngx.req.get_headers()
assert(headers["Upgrade"] == nil)
}
}
--- request
GET /?user_key=value
--- error_code: 200
--- no_error_log
[error]
=== TEST 3: Websocket using ws url in the api_backend
--- configuration
{
"services": [
{
"id": 42,
"backend_version": 1,
"backend_authentication_type": "service_token",
"backend_authentication_value": "token-value",
"proxy": {
"hosts": [
"127.0.0.1"
],
"api_backend": "ws://test:$TEST_NGINX_SERVER_PORT/",
"proxy_rules": [
{ "pattern": "/", "http_method": "GET", "metric_system_name": "hits", "delta": 2 }
],
"policy_chain": [
{
"name": "apicast",
"version": "builtin",
"configuration": {}
},
{
"name": "websocket",
"version": "builtin",
"configuration": {}
}
]
}
}
]
}
--- backend
location /transactions/authrep.xml {
content_by_lua_block {
ngx.exit(200)
}
}
--- upstream env
location / {
access_by_lua_block {
local server = require "resty.websocket.server"
local wb, err = server:new{
timeout = 5000, -- in milliseconds
max_payload_len = 65535,
}
if not wb then
ngx.log(ngx.ERR, "failed to new websocket: ", err)
return ngx.exit(444)
end
local data, typ, err = wb:recv_frame()
if not data then
if not string.find(err, "timeout", 1, true) then
ngx.log(ngx.ERR, "failed to receive a frame: ", err)
return ngx.exit(444)
end
end
bytes, err = wb:send_text("Data: "..data.." Type: "..typ)
if not bytes then
ngx.log(ngx.ERR, "failed to send a text frame: ", err)
return ngx.exit(444)
end
}
}
--- test
content_by_lua_block {
local client = require "resty.websocket.client"
local wb, err = client:new()
local server = ngx.var.server_addr
local apicast_port = ngx.var.apicast_port
local uri = "ws://"..server.. ":"..apicast_port.."/?user_key=foo"
local ok, err = wb:connect(uri)
if not ok then
ngx.say("failed to connect: " .. err)
return
end
local bytes, err = wb:send_text("Sending from client")
if not bytes then
ngx.say("failed to send frame: ", err)
return
end
local data, typ, err = wb:recv_frame()
if not data then
ngx.say("failed to receive the frame: ",apicast_port, err)
return
end
ngx.say("received: ", data)
}
--- response_body env
received: Data: Sending from client Type: text
--- error_code: 200
--- timeout: 10
--- no_error_log
[error]
=== TEST 2: No websocket connection with policy does not change Upgrade header
--- configuration
{
"services": [
{
"id": 42,
"backend_version": 1,
"backend_authentication_type": "service_token",
"backend_authentication_value": "token-value",
"proxy": {
"hosts": [
"localhost"
],
"api_backend": "http://test:$TEST_NGINX_SERVER_PORT/",
"proxy_rules": [
{ "pattern": "/", "http_method": "GET", "metric_system_name": "hits", "delta": 2 }
],
"policy_chain": [
{
"name": "apicast",
"version": "builtin",
"configuration": {}
},
{
"name": "websocket",
"version": "builtin",
"configuration": {}
}
]
}
}
]
}
--- backend
location /transactions/authrep.xml {
content_by_lua_block {
ngx.exit(200)
}
}
--- upstream env
location / {
content_by_lua_block {
local headers = ngx.req.get_headers()
assert(headers["Upgrade"] == nil)
}
}
--- request
GET /?user_key=value
--- error_code: 200
--- no_error_log
[error]