/
154-semaphore.t
134 lines (112 loc) · 3.75 KB
/
154-semaphore.t
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use Test::Nginx::Socket::Lua::Stream;
repeat_each(2);
plan tests => repeat_each() * (blocks() * 3) + 1;
log_level("debug");
no_long_string();
#no_diff();
run_tests();
__DATA__
=== TEST 1: timer + shutdown error log
--- stream_server_config
content_by_lua_block {
local function test(pre)
local semaphore = require "ngx.semaphore"
local sem = semaphore.new()
local function sem_wait()
local ok, err = sem:wait(10)
if not ok then
ngx.log(ngx.ERR, "err: ", err)
else
ngx.log(ngx.info, "wait success")
end
end
while not ngx.worker.exiting() do
local co = ngx.thread.spawn(sem_wait)
ngx.thread.wait(co)
end
end
local ok, err = ngx.timer.at(0, test)
ngx.log(ngx.INFO, "hello, world")
ngx.say("time: ", ok)
}
--- request
GET /t
--- stream_response_like eval
time: 1
--- grep_error_log eval: qr/hello, world|semaphore gc wait queue is not empty/
--- grep_error_log_out
hello, world
--- shutdown_error_log
--- no_shutdown_error_log
semaphore gc wait queue is not empty
=== TEST 2: timer + shutdown error log (lua code cache off)
FIXME: this test case leaks memory.
--- stream_server_config
lua_code_cache off;
content_by_lua_block {
local function test(pre)
local semaphore = require "ngx.semaphore"
local sem = semaphore.new()
local function sem_wait()
local ok, err = sem:wait(10)
if not ok then
ngx.log(ngx.ERR, "err: ", err)
else
ngx.log(ngx.ERR, "wait success")
end
end
while not ngx.worker.exiting() do
local co = ngx.thread.spawn(sem_wait)
ngx.thread.wait(co)
end
end
local ok, err = ngx.timer.at(0, test)
ngx.log(ngx.ERR, "hello, world")
ngx.say("time: ", ok)
}
--- request
GET /test
--- stream_response_like eval
time: 1
--- grep_error_log eval: qr/hello, world|semaphore gc wait queue is not empty/
--- grep_error_log_out
hello, world
--- shutdown_error_log
--- no_shutdown_error_log
semaphore gc wait queue is not empty
--- SKIP
=== TEST 3: exit before post_handler was called
If gc is called before the ngx_http_lua_sema_handler and free the sema memory
ngx_http_lua_sema_handler would use the freed memory.
--- stream_server_config
content_by_lua_block {
local semaphore = require "ngx.semaphore"
local sem = semaphore.new()
local function sem_wait()
ngx.log(ngx.INFO, "ngx.sem wait start")
local ok, err = sem:wait(10)
if not ok then
ngx.log(ngx.ERR, "ngx.sem wait err: ", err)
else
ngx.log(ngx.INFO, "ngx.sem wait success")
end
end
local co = ngx.thread.spawn(sem_wait)
ngx.log(ngx.INFO, "ngx.sem post start")
sem:post()
ngx.log(ngx.INFO, "ngx.sem post end")
ngx.say("hello")
ngx.exit(200)
ngx.say("not reach here")
}
--- request
GET /t
--- stream_response_like
hello
--- grep_error_log eval: qr/(ngx.sem .*?,|close stream connection|semaphore handler: wait queue: empty, resource count: 1)/
--- grep_error_log_out
ngx.sem wait start,
ngx.sem post start,
ngx.sem post end,
close stream connection
semaphore handler: wait queue: empty, resource count: 1